1 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4 (IRA_COVER_CLASSES): Add FPUL_REGS.
6 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9 * c-common.c (conversion_warning): Check for null operands.
11 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14 * c-decl.c (check_for_loop_decls): Improve error message. Give
17 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
21 (convert_for_assignment): Pass corrent OPT_W* parameter to
24 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
27 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
29 2008-08-27 Paul Brook <paul@codesourcery.com>
31 * config.gcc: Loosen checks for arm uclinux eabi targets.
33 2008-08-27 Paul Brook <paul@codesourcery.com>
35 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
37 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
39 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
41 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
42 the enumerators of an ENUMERAL_TYPE.
43 * dbxout.c (dbxout_type): Ditto.
45 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
48 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
49 (fwprop_addr): Check that the loop_father is not the outer loop.
51 2008-08-26 Paul Brook <paul@codesourcery.com>
53 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
54 Remove documentation entry for fmul type.
55 Use fmuls to annotate single-precision multiplication patterns,
56 fmuld to annotate double-precision multiplication patterns,
57 fmacs to annotate single-precision multiply-accumulate patterns
58 and fmacd to annotate double-precision multiply-accumulate patterns.
59 * config/arm/vfp11.md: Update reservations accordingly.
60 * config/arm/arm.md: Note that certain values of the "type"
61 attribute are documented in vfp.md.
62 * config/arm/arm1020e.md: Remove out of date duplicate comment.
63 (v10_cvt): Use new fmul types.
65 2008-08-26 Paul Brook <paul@codesourcery.com>
67 * config/arm/vfp.md: Move pipeline description for VFP11 to...
68 * config/arm/vfp11.md: ...here. New.
69 * config/arm/arm.md: Include vfp11.md.
71 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
73 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
74 parameter to inform call.
76 2008-08-26 Jeff Law <law@redhat.com>
78 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
79 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
80 preferred class when copying a constant into a partial word register.
82 2008-08-26 Ben Elliston <bje@au.ibm.com>
84 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
85 * cp/typeck.c: Likewise.
86 * cp/tree.c: Likewise.
87 * gimple-low.c: Likewise.
90 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
92 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
93 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
95 * doc/passes.texi: Describe IRA.
97 * doc/tm.texi (IRA_COVER_CLASSES,
98 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
100 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
101 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
102 -fira-propagate-cost, -fno-ira-share-save-slots,
103 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
105 * flags.h (ira_algorithm): New enumeration.
106 (flag_ira_algorithm, flag_ira_verbose): New external variable
109 * postreload.c (gate_handle_postreload): Don't do post reload
110 optimizations unless the reload is completed.
112 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
115 * tree-pass.h (pass_ira): New external variable declaration.
117 * reload.h: Add 2008 to the Copyright.
119 * cfgloopanal.c: Include params.h.
120 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
123 * params.h (IRA_MAX_LOOPS_NUM): New macro.
125 * toplev.c (ira.h): New include.
126 (flag_ira_algorithm, flag_ira_verbose): New external variables.
127 (backend_init_target): Call ira_init.
128 (backend_init): Call ira_init_once.
129 (finalize): Call finish_ira_once.
131 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
132 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
135 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
136 may_move_out_cost): New external variable declarations.
137 (move_table): New typedef.
139 * caller-save.c: Include headers output.h and ira.h.
140 (no_caller_save_reg_set): New global variable.
141 (save_slots_num, save_slots): New variables.
142 (reg_save_code, reg_restore_code, add_stored_regs): Add
144 (init_caller_save): Set up no_caller_save_reg_set.
145 (init_save_areas): Reset save_slots_num.
146 (saved_hard_reg): New structure.
147 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
148 (initiate_saved_hard_regs, new_saved_hard_reg,
149 finish_saved_hard_regs, saved_hard_reg_compare_func): New
151 (setup_save_areas): Add code for sharing stack slots.
152 (all_blocks): New variable.
153 (save_call_clobbered_regs): Process pseudo-register too.
154 (mark_set_regs): Process pseudo-register too.
155 (insert_one_insn): Put the insn after bb note in a empty basic
156 block. Add insn check.
158 * global.c (eliminable_regset): Make it external.
159 (mark_elimination): Use DF_LR_IN for IRA.
160 (pseudo_for_reload_consideration_p): New.
161 (build_insn_chain): Make it external. Don't ignore spilled
162 pseudos for IRA. Use pseudo_for_reload_consideration_p.
163 (gate_handle_global_alloc): New function.
164 (pass_global_alloc): Add the gate function.
166 * opts.c (decode_options): Set up flag_ira. Print the warning for
168 (common_handle_option): Process -fira-algorithm and -fira-verbose.
170 * timevar.def (TV_IRA, TV_RELOAD): New passes.
172 * regmove.c (regmove_optimize): Don't do replacement of output for
175 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
176 New external variable declarations.
178 * local-alloc.c (update_equiv_regs): Make it external. Return
179 true if jump label rebuilding should be done. Rescan new_insn for
181 (gate_handle_local_alloc): New function.
182 (pass_local_alloc): Add the gate function.
184 * alias.c (value_addr_p, stack_addr_p): New functions.
185 (nonoverlapping_memrefs_p): Use them for IRA.
187 * common.opt (fira, fira-algorithm, fira-coalesce,
188 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
189 fira-verbose): New options.
191 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
192 move_cost, may_move_in_cost, may_move_out_cost): Make the
194 (move_table): Remove typedef.
195 (init_move_cost): Make it external.
196 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
199 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
200 setup_reg_classes): New function prototypes.
201 (eliminable_regset): New external variable declaration.
202 (build_insn_chain, update_equiv_regs): New function prototypes.
204 * Makefile.in (IRA_INT_H): New definition.
205 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
206 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
207 (reload1.o, toplev.o): Add dependence on ira.h.
208 (cfgloopanal.o): Add PARAMS_H.
209 (caller-save.o): Add dependence on output.h and ira.h.
210 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
211 ira-emit.o, ira-lives.o): New entries.
213 * passes.c (pass_ira): New pass.
215 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
217 * reload1.c (ira.h): Include the header.
218 (changed_allocation_pseudos): New bitmap.
219 (init_reload): Initiate the bitmap.
220 (compute_use_by_pseudos): Permits spilled registers in FROM.
221 (temp_pseudo_reg_arr): New variable.
222 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
223 IRA. Call alter_reg with the additional parameter. Don't clear
224 spilled_pseudos for IRA. Restore original insn chain for IRA.
225 Clear changed_allocation_pseudos at the end of reload.
226 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
227 (hard_regno_to_pseudo_regno): New variable.
228 (count_pseudo): Check spilled pseudos. Set up
229 hard_regno_to_pseudo_regno.
230 (count_spilled_pseudo): Check spilled pseudos. Update
231 hard_regno_to_pseudo_regno.
232 (find_reg): Use better_spill_reload_regno_p. Check
233 hard_regno_to_pseudo_regno.
234 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
236 (eliminate_regs_1): Use additional parameter for alter_reg.
237 (finish_spills): Set up pseudo_previous_regs only for spilled
238 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
239 more arguments. Don't clear live_throughout and dead_or_set for
240 spilled pseudos. Use additional parameter for alter_reg. Call
241 mark_allocation_change. Set up changed_allocation_pseudos.
243 (emit_input_reload_insns, delete_output_reload): Use additional
244 parameter for alter_reg. Call mark_allocation_change.
245 (substitute, gen_reload_chain_without_interm_reg_p): New
247 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
249 * testsuite/gcc.dg/20080410-1.c: New file.
251 * config/s390/s390.h (IRA_COVER_CLASSES,
252 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
254 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
256 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
258 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
260 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
262 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
264 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
266 2008-08-24 Jeff Law <law@redhat.com>
267 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
268 when ignoring unavailable registers.
270 2008-08-24 Jeff Law <law@redhat.com>
271 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
272 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
273 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
274 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
276 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
277 * ira-build.c (allocno_range_compare_func): Stabilize sort.
279 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
280 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
281 * reload1.c (find_reg): Process registers in register allocation order.
283 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
284 * toplev.c (backend_init_target): Move ira_init call from
286 (lang_dependent_init_target): ...to here.
288 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
289 * ira.c (setup_class_subset_and_memory_move_costs): Don't
290 calculate memory move costs for NO_REGS.
292 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
293 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
294 STACK_REGS is defined.
296 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
297 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
299 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
300 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
302 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
303 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
304 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
307 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
308 Dorit Nuzman <dorit@il.ibm.com>
310 * gcc/config/spu/spu.md (vec_extract_evenv4si,
311 vec_extract_evenv4sf, vec_extract_evenv8hi,
312 vec_extract_evenv16qi, vec_extract_oddv4si,
313 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
314 vec_interleave_highv4sf, vec_interleave_lowv4sf,
315 vec_interleave_highv4si, vec_interleave_lowv4si,
316 vec_interleave_highv8hi, vec_interleave_lowv8hi,
317 vec_interleave_highv16qi, vec_interleave_lowv16qi,
318 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
320 2008-08-25 Janis Johnson <janis187@us.ibm.com>
323 * config/rs6000/rs6000.c (optimization_options): Don't default to
324 section anchors without toplevel reorder.
326 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
328 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
329 (mfc_end_critical_section): Likewise.
331 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
333 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
334 all type qualifiers from element type to vector type.
336 2008-08-25 David Daney <ddaney@avtrex.com>
338 * config/mips/mips.md (immediate_insn): Move up in file, fix
339 comment typo, reformat.
340 (fetchop_bit, atomic_hiqi_op memory_barrier,
341 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
342 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
343 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
344 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
345 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
346 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
347 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
348 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
349 sync_old_nand<mode>, sync_new_nand<mode>,
350 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
351 test_and_set_12): Moved to sync.md.
353 * config/mips/sync.md: New file.
355 2008-08-25 Richard Henderson <rth@redhat.com>
357 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
359 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
360 (output_cfi_directive): Likewise.
361 (div_data_align): New.
362 (output_cfi): Use it.
364 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
366 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
367 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
368 (TARGET_OCTEON): New macro.
369 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
370 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
371 (ISA_HAS_POP): New macro.
372 * config/mips/driver-native.c (host_detect_local_cpu): Handle
374 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
376 * config/mips/mips.md (cpu): Add octeon.
377 (type): Add pop attribute value.
378 (popcount<mode>2): New pattern.
379 * doc/invoke.texi (-march=@var{arch}): Add octeon.
381 2008-08-24 Jan Hubicka <jh@suse.cz>
383 * doc/invoke.texi (-fipa-cp-clone): New option.
384 (-fipa-cp): Update docs.
385 (--param ipcp-unit-growth):New.
386 * ipa-cp.c: Include fibheap.h, params.h
387 (ipcp_initialize_node_lattices): When not cloning, all externally
388 visible functions are bottom.
389 (ipcp_need_redirect_p): Accept clones.
390 (ipcp_insert_stage): Use cost driven heuristics.
391 (max_count, dead_nodes): New static vars.
392 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
393 ipcp_const_param_count): New functions.
394 * common.opt (ipa-cp-clone): New command line option.
395 * params.def (ipcp-unit-growth): New.
397 2008-08-24 Jan Hubicka <jh@suse.cz>
399 * tree-inline.c (tree_function_versioning): Look harder
402 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
404 PR tree-optimization/37185
405 * matrix-reorg.c (transform_access_sites): Update changed stmt.
407 2008-08-23 Jan Hubicka <jh@suse.cz>
409 * ipa-cp.c (ipcp_analyze_node): New function.
410 (ipcp_update_cloned_node): Use it.
411 (ipcp_init_stage): Likewise.
412 * ipa-inline.c (function_insertion_hook_holder): New static var.
413 (analyze_function): Break out from ....
414 (inline_generate_summary): Here; register insertion hook.
415 (cgraph_decide_inlining): Remove hook.
416 (add_new_function): New function.
418 2008-08-23 Jan Hubicka <jh@suse.cz>
420 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
422 2008-08-23 Jan Hubicka <jh@suse.cz>
424 * ipa-cp.c (constant_val_insert): Remove.
425 (ipcp_propagate_one_const): Remove.
426 (ipcp_create_replace_map): Always insert replacements to the map.
427 (ipcp_insert_stage): Do not try to insert statements by hand.
428 * tree-inline.c (insert_init_stmt): Break out from ...
429 (setup_one_parameter): ... here; allow NULL BB pointer.
430 (tree_function_versioning): Use setup_one_parameter to process
433 2008-08-23 Jan Hubicka <jh@suse.cz>
435 * tree.c (decl_address_ip_invariant_p): New function.
436 * tree.h (decl_address_ip_invariant_p): Declare.
437 * gimple.c (strip_invariant_refs): Break out from ...
438 (is_gimple_invariant_address): ... here
439 (is_gimple_ip_invariant_address): New function.
440 (is_gimple_ip_invariant): New function.
441 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
444 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
445 (ipcp_lat_is_insertable): All constants are insertable.
446 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
448 (ipcp_initialize_node_lattices): Propagate all types of operands.
449 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
450 (ipcp_create_replace_map): Reformat.
451 (ipcp_need_redirect_p): Simplify.
452 (ipcp_insert_stage): Check that argument is used before clonning.
453 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
454 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
455 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
456 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
457 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
458 (jump_func_type): Remove IPA_CONST_VALUE_REF.
459 * tree-inline.c (tree_function_versioning): Add variables referenced by
462 2008-08-23 Jan Hubicka <jh@suse.cz>
465 * i386.c (standard_80387_constant_p): Use optimize_size.
467 2008-08-23 Ira Rosen <irar@il.ibm.com>
469 PR tree-optimization/37161
470 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
471 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
472 (vect_determine_vectorization_factor): Move the scalar type
473 retrieval to vect_get_smallest_scalar_type.
474 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
475 scalar type. Remove redundant computation.
476 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
477 (vect_get_slp_defs): Take the type of RHS into account if
478 necessary by calling vect_get_smallest_scalar_type. Call
479 vect_get_constant_vectors with additional argument.
481 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
484 * doc/invoke.texi (Wwrite-strings): Clarify description.
486 2008-08-23 Ira Rosen <irar@il.ibm.com>
488 PR tree-optimization/37174
489 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
490 def stmt is a part of the loop before accessing its stmt_vec_info.
492 2008-08-22 Anatoly Sokolov <aesok@post.ru>
495 * config/avr/avr.md (UNSPEC_SWAP): New constants.
496 (*swap): New insn pattern.
497 (*ashlqi3): Rename from ashlqi3 insn pattern.
498 (ashlqi3): New expanders.
499 (*lshrqi3): Rename from lshrqi3 insn pattern.
500 (lshrqi3): New expanders.
501 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
502 lshrqi3_const5, lshrqi3_const6): New splitters.
503 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
504 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
507 2008-08-22 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/37078
510 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
513 2008-08-22 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/37143
516 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
517 a conversion statement instead of a copy.
519 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
522 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
523 CCCmode, CCOmode and CCSmode destination modes.
526 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
527 from different units in a single alternative.
528 (*vec_extractv2sf_1): Ditto.
529 (*vec_extractv2si_0): Ditto.
530 (*vec_extractv2si_1): Ditto.
531 * config/i386/sse.md (sse2_storehpd): Ditto.
532 (sse2_storelpd): Ditto.
533 (sse2_loadhpd): Ditto.
534 (sse2_loadlpd): Ditto.
537 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
538 (popcountsi2): Ditto.
540 (popcountdi2): Ditto.
542 (popcounthi2): Ditto.
544 2008-08-22 Richard Guenther <rguenther@suse.de>
548 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
549 if the multiplication does not overflow.
551 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
553 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
555 2008-08-21 Richard Henderson <rth@redhat.com>
557 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
558 spurrious comma from test.
559 * configure: Rebuild.
561 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
564 * builtins.c (fold_builtin_next_arg): Add warning about undefined
567 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
569 * c-tree.h (grokfield): New argument.
570 * c-decl.c (grokfield): Handle new location argument.
571 * c-parser.c (c_parser_struct_declaration): Pass location to
574 2008-08-21 Richard Guenther <rguenther@suse.de>
576 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
578 2008-08-21 Jan Hubicka <jh@suse.cz>
580 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
581 (cgraph_add_function_insertion_hook,
582 cgraph_remove_function_insertion_hook,
583 cgraph_call_function_insertion_hooks): New functions.
584 * cgraph.h (cgraph_add_function_insertion_hook,
585 cgraph_remove_function_insertion_hook,
586 cgraph_call_function_insertion_hooks): Declare.
587 * ipa-reference.c (function_insertion_hook_holder): New variable.
588 (check_operand, look_for_address_of): When checking late, do not care
589 about module bitmaps.
590 (add_new_function): New function.
591 (generate_summary): Register hooks; zero module bitmaps.
592 (propagate): Unregister hooks.
593 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
594 (add_new_function): New function.
595 (generate_summary): Register hook.
596 (propagate): Remove hook.
598 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
600 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
601 * ipa-cp.c (ipcp_update_cloned_node): New function.
602 (build_const_val): Handle functions correctly; bring type logic
603 into sync with tree-inline.c
604 (ipcp_init_stage): Take care of computing stuff needed by
605 indirect inlining; update clones.
606 (ipcp_generate_summary): Break out of ipcp_driver.
607 (ipcp_driver): Do only execution and transformation.
608 (pass_ipa_cp): Make IPA_PASS.
609 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
611 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
612 ipcp, some info is already available.
613 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
614 * tree-inline.c (remap_ssa_name): Unshare expression.
616 2008-08-21 Richard Guenther <rguenther@suse.de>
618 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
619 a PHI ask VN if it is already available.
620 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
621 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
623 2008-08-21 Richard Guenther <rguenther@suse.de>
626 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
627 makes sure to produce a result of the correct type.
629 2008-08-21 Jan Hubicka <jh@suse.cz>
630 Backport from LTO branch:
632 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
633 Jan Hubicka <jh@suse.cz>
636 (init_state, finish_state, set_function_state, generate_summary):
638 (scan_stmt): Renamed from scan_function. Changed to keep state in
639 local static vars rather than cgraph aux field.
640 (propagate): Renamed from static_execute. Changed to keep state in
641 local static vars rather than cgraph aux field.
642 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
643 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
645 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
647 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
648 * ipa-reference.c (init_function_info, generate_summary,
649 propagate): New functions.
650 (analyze_function): Call init_function_info.
651 (static_execute): Stripped into generate_summary and propagate.
652 (pass_ipa_reference): Made into ipa_opt_pass.
654 2008-08-21 Richard Guenther <rguenther@suse.de>
656 PR tree-optimization/37181
657 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
659 (extract_range_from_unary_expr): Likewise.
661 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
663 * diagnostic.c (pedwarn_at): Rename as pedwarn.
665 * toplev.h (pedwarn_at): Likewise.
666 * builtins.c: Update all calls to pedwarn.
668 * toplev.c: Likewise.
669 * c-tree.h: Likewise.
670 * c-decl.c: Likewise.
671 * c-errors.c: Likewise.
672 * c-typeck.c: Likewise.
673 * c-common.c: Likewise.
674 * c-parser.c: Likewise.
676 2008-08-20 Joseph Myers <joseph@codesourcery.com>
679 * config/sparc/sparc.c (function_arg_slotno): Handle structure
680 with MODE_VECTOR_INT mode.
682 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
685 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
686 initialized outside the current module.
687 (warn_uninitialized_var): Ignore left-hand side when walking the
688 trees. Ignore address expressions. Examine VUSE operands in gimple
689 statements with a variable declaration on the right-hand side.
691 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
694 * rtlanal.c (subreg_offset_representable_p): Revert last change.
696 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
699 * c-common.c (conversion_warning): Do not warn if applying bit-and
700 operator to unsigned constant that fits in the target type.
702 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
705 * c-common.c (conversion_warning): Do not warn for artificial
708 2008-08-20 Richard Guenther <rguenther@suse.de>
710 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
711 (extract_range_from_binary_expr): Fall back to constant propagation.
712 (extract_range_from_unary_expr): Likewise.
714 2008-08-20 Richard Guenther <rguenther@suse.de>
716 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
717 with TREE_THIS_VOLATILE on shared nodes.
718 (fold_stmt_r): Likewise.
720 2008-08-20 Jakub Jelinek <jakub@redhat.com>
723 * c-parser.c (c_parser_attributes): For keywords use canonical
724 spelling for attr_name.
726 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
728 * value-prof.c (check_counter): Revert wrong call to error.
730 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
732 * profile.c: Update calls to inform.
733 * value-prof.c: Update calls to inform.
735 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
737 * diagnostic.c (inform): Add an explicit location_t parameter.
738 * toplev.h (inform): Update declaration.
739 * builtins.c: Update all calls to inform.
740 * c-common.c: Likewise.
741 * c-decl.c: Likewise.
742 * c-opts.c: Likewise.
744 * c-pragma.c: Likewise.
745 * c-typeck.c: Likewise.
746 * coverage.c: Likewise.
748 * toplev.c: Likewise.
749 * tree-cfg.c: Likewise.
750 * tree-ssa.c: Likewise.
752 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
755 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
756 V2DI mode, for SSE4.1, use movq instead of vector set if the
757 second element is zero and inter-unit moves are OK.
759 2008-08-20 Richard Guenther <rguenther@suse.de>
761 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
762 properly handle conversion/copy chains after tuplification.
764 2008-08-20 Richard Guenther <rguenther@suse.de>
766 * passes.c (init_optimization_passes): Move the second
767 forwprop pass before alias computation. Remove the second
768 DCE pass. Remove the first dominator and phi copy/const
771 2008-08-20 Nick Clifton <nickc@redhat.com>
773 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
774 support of this feature. Do not assume that a sufficiently new
775 assembler will support the feature regardless of the target type.
776 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
777 * configure: Regenerate.
779 2008-08-20 Richard Guenther <rguenther@suse.de>
781 * tree-vrp.c (found_in_subgraph): Remove.
782 (live): New global static.
783 (live_on_edge): New function.
784 (blocks_visited): Remove.
785 (register_edge_assert_for_2): Use live_on_edge.
786 (find_conditional_asserts): Remove code dealing with
787 found_in_subgraph. Do not walk the CFG.
788 (find_switch_asserts): Likewise.
789 (find_assert_locations_1): Renamed from find_assert_locations.
790 Move finding assert locations for conditional and switch
791 statements first. Update live bitmap. Do not walk the CFG.
792 (find_assert_locations): New function.
793 (insert_range_assertions): Remove entry of CFG walk.
794 Adjust call to find_assert_locations.
795 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
796 that only can appear because of fake exit edges but assert we
797 never try to insert on those.
798 (fini_pre): Do not remove fake exit edges here...
799 (execute_pre): ...but here, before committing edge inserts.
801 2008-08-19 Richard Guenther <rguenther@suse.de>
803 * passes.c (init_optimization_passes): Exchange store-ccp
806 2008-08-19 Rafael Espindola <espindola@google.com>
808 * varasm.c (weak_decls): Move earlier in the file.
809 (assemble_external): Add weak decls to the weak_decls list.
810 (declare_weak): Don't add decls to the weak_decls list.
812 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
815 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
816 before (sse2_shufpd_<mode>).
818 2008-08-19 Jakub Jelinek <jakub@redhat.com>
821 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
822 * tree.c (block_nonartificial_location): Likewise.
824 2008-08-19 Richard Guenther <rguenther@suse.de>
826 PR tree-optimization/35972
827 PR tree-optimization/23094
828 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
830 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
831 handle MISALIGNED_INDIRECT_REF.
832 (get_ref_from_reference_ops): New helper.
833 (vn_reference_lookup_pieces): Walk the use-def chain using the
834 alias-oracle if requested.
835 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
836 walking the use-def chain.
837 (compute_avail): But not here.
838 (create_component_ref_by_pieces_1): Properly handle
839 MISALIGNED_INDIRECT_REF.
840 (do_regular_insertion): Handle fully redundant
841 expressions after PHI-translation also for SSA_NAME values, not
842 only constants. Correctly use edoubleprime for that.
844 2008-08-19 Ira Rosen <irar@il.ibm.com>
846 * tree-vectorizer.c (supportable_widening_operation): Support
847 multi-step conversion, return the number of steps in such conversion
848 and the required intermediate types.
849 (supportable_narrowing_operation): Likewise.
850 * tree-vectorizer.h (vect_pow2): New function.
851 (supportable_widening_operation): Change argument types.
852 (supportable_narrowing_operation): Likewise.
853 (vectorizable_type_promotion): Add an argument.
854 (vectorizable_type_demotion): Likewise.
855 * tree-vect-analyze.c (vect_analyze_operations): Call
856 vectorizable_type_promotion and vectorizable_type_demotion with
858 (vect_get_and_check_slp_defs): Detect patterns.
859 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
861 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
862 vect_build_slp_tree with correct arguments. Calculate unrolling factor
863 according to the smallest type in the loop.
864 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
865 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
866 supportable_widening_operation with correct arguments.
867 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
868 operands lists according to the number of vector statements in left
869 or right node, if exists.
870 (vect_gen_widened_results_half): Remove unused argument.
871 (vectorizable_conversion): Call supportable_widening_operation,
872 supportable_narrowing_operation, and vect_gen_widened_results_half
873 with correct arguments.
874 (vectorizable_assignment): Change documentation, support multiple
876 (vectorizable_operation): Likewise.
877 (vect_get_loop_based_defs): New function.
878 (vect_create_vectorized_demotion_stmts): Likewise.
879 (vectorizable_type_demotion): Support loop-aware SLP and general
880 multi-step conversion. Call vect_get_loop_based_defs and
881 vect_create_vectorized_demotion_stmts for transformation.
882 (vect_create_vectorized_promotion_stmts): New function.
883 (vectorizable_type_promotion): Support loop-aware SLP and general
884 multi-step conversion. Call vect_create_vectorized_promotion_stmts
886 (vectorizable_store): Change documentation, support multiple
888 (vectorizable_load): Likewise.
889 (vect_transform_stmt): Pass SLP_NODE to
890 vectorizable_type_promotion and vectorizable_type_demotion.
891 (vect_schedule_slp_instance): Move here the calculation of number
892 of vectorized statements for each node from...
893 (vect_schedule_slp): ... here.
894 (vect_transform_loop): Call vect_schedule_slp without the last
897 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
900 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
901 to == in assert statement.
902 (vectorizable_reduction): Fix typo.
904 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
907 * value-prof.c (check_counter): Dereference pointer to overall
908 count when printing it.
910 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
912 * profile.h: Really add it.
914 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
916 * mcf.c: Really add it.
918 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
919 Vinodha Ramasamy <vinodha@google.com>
921 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
923 * value-prof.c (check_counter): Fix the counter if
924 flag_profile_correction is true.
925 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
926 tree_mod_subtract_transform):
927 Follow check_counter parameter change.
928 * common.opt (fprofile-correction): New option.
930 * profile.h: Likewise.
931 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
932 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
933 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
935 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
936 flag_profile_correction is set.
938 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
940 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
942 2008-08-18 Tomas Bily <tbily@suse.cz>
944 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
945 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
947 * tree-data-ref.c (split_constant_offset_1): Likewise.
948 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
949 * tree-sra.c (sra_walk_expr): Likewise.
950 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
951 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
952 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
953 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
955 * gimple.c (gimple_assign_unary_nop_p): Likewise.
956 * tree-vect-transform.c (vectorizable_type_demotion)
957 (vectorizable_type_promotion): Likewise.
958 * tree-inline.c (expand_call_inline):
959 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
960 (forward_propagate_addr_expr_1, forward_propagate_comparison)
961 (tree_ssa_forward_propagate_single_use_vars): Likewise.
962 * expr.c (expand_expr_real_1): Likewise.
963 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
964 (gimple_assign_unary_useless_conversion_p): Likewise.
965 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
966 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
967 * fold-const.c (fold_unary): Likewise.
968 * tree.h (CONVERT_EXPR_P): Likewise.
969 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
970 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
972 (register_edge_assert_for_2, extract_range_from_unary_expr)
973 (register_edge_assert_for_1): Likewise.
975 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
977 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
978 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
979 (enum real_value_const): Delete.
980 (get_real_const): Delete.
981 * real.c (get_real_const): Delete.
982 (dconst_e_ptr): Define.
983 (dconst_third_ptr): Define.
984 (dconst_sqrt2_ptr): Define.
985 * builtins.c: Update all callers.
987 2008-08-18 Richard Guenther <rguenther@suse.de>
989 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
990 statement iterator after statement removal.
992 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
994 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
995 (detect_processor_freebsd): Likewise.
996 (host_detect_local_cpu): Call newly added functions for FreeBSD.
998 2008-08-18 Richard Guenther <rguenther@suse.de>
1000 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
1001 and loads have the correct types.
1003 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1006 * c-opts.c (cpp_opts): Remove static.
1007 * c-parser.c (cpp_opts): Declare it extern.
1008 (disable_extension_diagnostics): Handle cpp options.
1009 (enable_extension_diagnostics): Likewise.
1011 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1013 * diagnostics.c (permerror_at): Rename as permerror.
1014 (permerror): Delete.
1015 * toplev.h: Likewise.
1017 2008-08-18 Richard Guenther <rguenther@suse.de>
1019 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
1020 sdse1 and addressables2 passes. Replace dce1 with cddce1.
1021 Move call_cdce before build_alias. Move copyrename2,
1022 cunrolli and ccp2 beafore build_alias. Re-add addressable2
1023 right after final inlining.
1024 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
1025 (pass_build_cfg): But instead via TODO_dump_func.
1027 2008-08-18 Richard Guenther <rguenther@suse.de>
1029 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
1031 (scalarize_init): If we failed to generate some initializers
1032 do not generate zeros for not instantiated members. Instead
1033 rely on the copy out.
1034 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
1035 about missing flow-sensitive alias info only if we have
1038 2008-08-17 Nick Clifton <nickc@redhat.com>
1040 * doc/extend.texi (Function Attributes): Fix typo in description
1041 if hot function attribute.
1043 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
1044 Richard Sandiford <rdsandiford@googlemail.com>
1046 * doc/install.texi (--with-mips-plt): Document.
1047 * doc/invoke.texi (-mplt, -mno-plt): Document.
1048 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
1049 and handle ${with_mips_plt}.
1050 * config/mips/mips.opt (mplt): New option.
1051 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
1052 (TARGET_ABICALLS_PIC2): Likewise.
1053 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
1054 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
1055 (ASM_SPEC): Use !mabi=* instead of !mabi*.
1056 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
1057 to decide whether to output ".option picX" directives.
1058 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
1059 Pass -call_nonpic rather than -KPIC for -mplt.
1060 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
1061 on the command line. Also remove it when -mabi=64 is used without
1063 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
1064 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
1065 TARGET_ABICALLS_PIC0.
1066 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
1068 (mips16_build_function_stub): Only output ".option pic" directives
1069 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
1070 (mips16_build_call_stub): Fix comment and remove redundant
1071 ".set at"/"set .noat" directives.
1072 (mips_function_rodata_section): Use the default behaviour for
1073 TARGET_ABSOLUTE_ABICALLS.
1074 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
1075 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
1076 (mips_restore_gp): Do nothing if the current function doesn't use
1078 (mips_expand_prologue): Only save $gp if the current function uses it.
1079 Use a normal move for TARGET_ABICALLS_PIC0.
1080 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
1082 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
1084 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
1085 of function when handling GLOBAL_POINTER_REGNUM.
1087 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
1090 * common.opt (-fstack-check): Do not declare the variable here.
1091 (-fstack-check=): New option variant.
1092 * doc/invoke.texi (Code Gen Options): Document it.
1093 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
1094 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
1095 (STACK_CHECK_STATIC_BUILTIN): New macro.
1096 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
1097 * opts.c: Include expr.h.
1098 (common_handle_option) <OPT_fold_stack_check_>: New case.
1099 <OPT_fstack_check>: Likewise.
1100 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
1101 consistently in the test for variable-sized types. Adjust for
1102 new behaviour of flag_stack_check.
1103 * explow.c: Include except.h.
1104 (allocate_dynamic_stack_space): Do not take into account
1105 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
1106 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
1107 for variable-sized parameters. Treat all parameters whose size is
1108 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
1109 stack checking is enabled.
1110 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
1111 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
1112 if generic stack checking is enabled.
1113 (expand_function_end): Adjust for new behaviour of flag_stack_check.
1114 * reload1.c (reload): Likewise.
1115 * stmt.c (expand_decl): Assert that all automatic variables have
1116 fixed size at this point and remove dead code.
1117 * flags.h (stack_check_type): New enumeration type.
1118 (flag_stack_check): Declare.
1119 * toplev.c (flag_stack_check): New global variable.
1120 * Makefile.in (opts.o): Add dependency on EXPR_H.
1121 (explow.o): Add dependency on except.h.
1123 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
1125 * config/avr/avr.c (avr_override_options): Reduce value of
1126 PARAM_INLINE_CALL_COST.
1128 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
1130 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
1131 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
1132 lieu of TYPE_MODE (type) throughout.
1134 2008-08-15 Joseph Myers <joseph@codesourcery.com>
1136 * config/arm/arm.c (add_minipool_backward_ref): Check for
1137 8-byte-aligned entries in second case of forcing insertion after a
1138 particular entry. Change third case to avoid inserting
1139 non-8-byte-aligned entries before 8-byte-aligned ones.
1141 2008-08-15 Richard Guenther <rguenther@suse.de>
1143 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
1144 strip components for unknown size accesses.
1146 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
1148 * config/s390/2097.md New file.
1149 * config/s390/s390.md ("z10prop" attribute): Define none,
1150 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
1151 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
1152 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
1153 possible values and apply them to insns as appropriate.
1154 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
1155 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
1156 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
1157 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
1159 ("bfp" mode attribute): Removed. Every occurence replaced
1161 * config/s390/s390.c (struct "z10_cost"): Updated entries.
1162 * config/s390/2084.md (insn_reservation "x_itof"): Updated
1165 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1168 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
1171 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
1173 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
1174 additional argument. Support reduction when duplication is needed due
1175 to data-types of different sizes in the loop.
1176 (get_initial_def_for_induction): Fix printout.
1177 (vect_get_vec_def_for_stmt_copy): Support case where the
1178 vec_stmt_for_operand is a phi node.
1179 (vectorizable_reduction): Support reduction when duplication is needed
1180 due to data-types of different sizes in the loop.
1181 (vectorizable_call): Remove restriction to not vectorize in case we
1182 have data-types of different sizes in the loop.
1183 (vectorizable_conversion): Likewise.
1184 (vectorizable_operation): Likewise.
1185 (vectorizable_type_demotion): Likewise.
1186 (vectorizable_type_promotion): Likewise.
1187 (vectorizable_induction): Add restriction to not vectorize in case
1188 we have data-types of different sizes in the loop.
1190 2008-08-14 Christophe Saout <christophe@saout.de>
1191 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
1195 (*vec_concatv2di_rex64_sse4_1): Ditto.
1196 (*vec_concatv2di_rex64_sse): Ditto.
1198 2008-08-14 Jakub Jelinek <jakub@redhat.com>
1201 * fold-const.c (fold_widened_comparison): Do not allow
1202 sign changes that change the result even if shorter type
1203 is wider than arg1_unw's type.
1205 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
1207 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
1208 Skip if the multilib testing specifies -march that does not
1209 agree with the one specified in the testcase.
1211 2008-08-13 Joseph Myers <joseph@codesourcery.com>
1213 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
1214 zero extend SImode values being converted to TFmode before passing
1217 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1219 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
1220 __PPU__ when targeting the Cell/B.E. PPU processor.
1222 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
1224 * gimple.h (gimple_call_set_chain): Accept SSA variables.
1225 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
1226 Rematerialize the static chain, if any.
1227 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
1230 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
1232 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
1233 (new_loc_descr): Likewise.
1234 (add_loc_descr): Likewise.
1235 (size_of_loc_descr): Likewise.
1236 (size_of_locs): Likewise.
1237 (output_loc_operands): Likewise.
1238 (output_loc_sequence): Likewise.
1239 (new_reg_loc_descr): New.
1240 (build_cfa_loc): Use it.
1241 (build_cfa_aligned_loc): Likewise.
1242 (one_reg_loc_descriptor): Likewise.
1243 (based_loc_descr): Likewise.
1245 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1248 * doc/invoke.texi (Wmain): Update.
1249 * c-decl.c (start_decl): warn_main is only 0 or 1.
1250 (start_function): Likewise. Fix formatting.
1251 (finish_function): Delete redundant warning.
1252 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
1253 * c-opts (c_common_handle_option): -Wall only has effect if
1254 warn_main is uninitialized. OPT_Wmain is automatically
1255 handled. -pedantic also enables Wmain.
1256 (c_common_post_options): Handle all logic for Wmain here.
1257 * c-common.c (warn_main): Delete.
1258 (check_main_parameter_types): Make pedwarns conditional on
1260 * c-common.h (warn_main): Delete.
1262 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
1265 * expr.c (emit_group_store): Allocate stack temp with the
1266 largest alignment when copying from register to stack.
1268 2008-08-13 Richard Guenther <rguenther@suse.de>
1270 * tree.h (maybe_fold_offset_to_address): Declare.
1271 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
1272 (ccp_fold): Handle pointer conversions the same as fold_stmt.
1273 Likewise for POINTER_PLUS_EXPR.
1274 (maybe_fold_offset_to_reference): Enable disabled code.
1275 (maybe_fold_offset_to_address): New function.
1276 (fold_stmt_r): Use it.
1277 (fold_gimple_assign): Likewise.
1278 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
1279 (gimplify_expr): Likewise.
1281 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1283 * toplev.h (pedwarn_at): Fix declaration.
1285 2008-08-13 Joseph Myers <joseph@codesourcery.com>
1287 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1288 LINK_SPEC): Use %R in -Y P argument.
1290 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1293 * diagnostic.c (pedwarn_at): New.
1294 * toplev.h (pedwarn_at): Declare.
1295 * c-tree.h (build_enumerator): Update declaration.
1296 * c-decl.c (finish_enum): Update comment.
1297 (build_enumerator): Take a location parameter. Give a pedwarn but do
1298 not perform any conversion.
1299 * c-parser.c (c_parser_enum_specifier): Set correct location for
1302 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1305 * c-common.c (conversion_warning): Use a switch. Ignore boolean
1306 expressions except for conversions to signed:1 bitfields. Handle
1307 COND_EXPR with constant operands.
1309 2008-08-13 Richard Guenther <rguenther@suse.de>
1311 PR tree-optimization/15255
1312 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
1313 (struct oecount_s): New struct and VEC types.
1315 (oecount_hash): New function.
1316 (oecount_eq): Likewise.
1317 (oecount_cmp): Likewise.
1318 (zero_one_operation): New function.
1319 (build_and_add_sum): Likewise.
1320 (undistribute_ops_list): Perform un-distribution of multiplication
1321 and division on the chain of summands.
1322 (should_break_up_subtract): Also break up subtracts for factors.
1323 (reassociate_bb): Delete dead visited statements.
1324 Call undistribute_ops_list. Re-sort and optimize if it did something.
1325 * passes.c (init_optimization_passes): Move DSE before
1327 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
1330 2008-08-12 Janis Johnson <janis187@us.ibm.com>
1332 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
1334 * doc/invoke.texi: Revert unintended checkin.
1336 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
1339 * gcc.c (include_spec_function): Tweak call to find_a_file.
1341 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1344 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
1345 and TRUTH_ORIF_EXPR.
1346 * dojump.c (do_jump): Likewise.
1348 PR tree-optimization/37084
1349 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
1350 if id->regimplify, don't assume stmt is a cast assignment.
1352 2008-08-12 Anatoly Sokolov <aesok@post.ru>
1354 * final.c (final_scan_insn): Use app_enable/app_disable functions.
1356 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1359 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
1362 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1364 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
1365 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
1367 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
1368 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
1369 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
1370 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
1371 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
1373 * doc/tm.texi (Storage Layout): Remove documentation for
1374 TARGET_FLOAT_FORMAT.
1376 * simplify-rtx.c (simplify_binary_operation_1): Replace
1377 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
1379 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1381 * real.h (struct real_format): New member has_sign_dependent_rounding.
1382 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
1383 spu_single_format, ieee_double_format, mips_double_format,
1384 motorola_double_format, ieee_extended_motorola_format,
1385 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1386 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1387 mips_extended_format, ieee_quad_format, mips_quad_format,
1388 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1389 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1391 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
1392 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
1393 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
1394 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
1395 (ROUND_TOWARDS_ZERO): Likewise.
1397 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
1398 (FLOAT_MODE_FORMAT): New macro.
1399 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
1400 (MODE_COMPOSITE_P): ... this new macro.
1401 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1402 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
1403 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
1405 * flags.h: Include "real.h".
1407 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
1408 REAL_MODE_FORMAT_COMPOSITE_P.
1409 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1411 * doc/tm.texi (Storage Layout): Remove documentation of
1412 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1413 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
1414 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
1415 they only apply to libgcc2.a.
1417 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1419 * config/spu/float_disf.c: New file.
1420 * config/spu/float_unsdisf.c: New file.
1421 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
1422 (LIB2FUNCS_EXCLUDE): Define.
1424 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1425 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1427 * real.h (struct real_format): New member round_towards_zero.
1428 * real.c (round_for_format): Respect fmt->round_towards_zero.
1429 (ieee_single_format, mips_single_format, motorola_single_format,
1430 spu_single_format, ieee_double_format, mips_double_format,
1431 motorola_double_format, ieee_extended_motorola_format,
1432 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1433 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1434 mips_extended_format, ieee_quad_format, mips_quad_format,
1435 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1436 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1438 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1439 real_format to choose rounding mode when calling MPFR functions.
1440 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1441 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1443 * real.h (real_to_decimal_for_mode): Add prototype.
1444 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1445 Respect target rounding mode when generating decimal representation.
1446 (real_to_decimal): New stub for backwards compatibility.
1447 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1448 real_to_decimal_for_mode instead of real_to_decimal.
1450 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1452 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1453 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1455 * real.c (spu_single_format): New variable.
1456 * real.h (spu_single_format): Declare.
1458 * config/spu/spu.c (spu_override_options): Install SFmode format.
1459 (spu_split_immediate): Use integer mode to operate on pieces of
1460 floating-point values in all cases.
1462 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1463 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1464 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1466 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1468 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1470 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1472 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1474 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1477 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1478 on the VAR_DECL instead of TYPE_READONLY on its type.
1480 2008-08-12 Ira Rosen <irar@il.ibm.com>
1482 * tree-vectorizer.c: Depend on langhooks.h.
1483 (supportable_widening_operation): Add two arguments. Support double
1485 (supportable_narrowing_operation): Likewise.
1486 * tree-vectorizer.h (supportable_widening_operation): Add two
1488 (supportable_narrowing_operation): Likewise.
1489 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1490 supportable_widening_operation with correct arguments.
1491 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1492 (vectorizable_type_demotion): Support double type conversions.
1493 (vectorizable_type_promotion): Likewise.
1494 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1496 2008-08-11 Michael Matz <matz@suse.de>
1498 * i386/i386.c (override_options): Move initialisation from
1499 flag_schedule_insns_after_reload to here from ...
1500 (optimization_options): ... here.
1502 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1504 PR rtl-optimization/36998
1505 * dwarf2out.c (compute_barrier_args_size_1,
1506 compute_barrier_args_size): Temporarily remove assertions.
1508 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1511 * tree-ssa.c (struct walk_data): Add new flag
1512 warn_possibly_uninitialized.
1513 (warn_uninitialized_var): Use it.
1514 (warn_uninitialized_vars): New.
1515 (execute_early_warn_uninitialized): Call it.
1516 (execute_late_warn_uninitialized): Likewise.
1518 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1521 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1524 2008-08-09 Jan Hubicka <jh@suse.cz>
1527 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1529 (expand_fix): Be prepared for expansion to fail.
1530 (expand_sfix_optab): Remove instructions if expansion failed.
1532 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1534 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1536 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1537 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1539 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1541 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1542 mips/t-libgcc-mips16 to tmake_file.
1543 * config/mips/mips-protos.h (mips_call_type): New enum.
1544 (mips_pic_base_register, mips_got_load): Declare.
1545 (mips_restore_gp): Take an rtx argument.
1546 (mips_use_pic_fn_addr_reg_p): Declare.
1547 (mips_expand_call): Replace the sibcall_p argument with
1548 a mips_call_type argument. Add a lazy_p parameter.
1549 (mips_split_call): Declare.
1550 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1551 (MIPS16_PIC_TEMP): Likewise.
1552 (reg_class): Delete M16_NA_REGS.
1553 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1554 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1555 (mips_split_hi_p): Declare.
1556 * config/mips/mips.c (mips_split_hi_p): New array.
1557 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1558 (mips_got_symbol_type_p): New function.
1559 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1560 (mips16_stub_function_p): New function.
1561 (mips16_local_function_p): Likewise.
1562 (mips_use_pic_fn_addr_reg_p): Likewise.
1563 (mips_cannot_force_const_mem): Return false for HIGHs.
1564 Extend CONST_INT and symbolic handling to MIPS16, using
1565 mips_symbol_insns to check that the base symbol type is a
1566 legitimate constant. Reject GOT-based constants if
1567 TARGET_MIPS16_PCREL_LOADS.
1568 (mips_const_insns): Check targetm.cannot_force_const_mem when
1569 decomposing a symbolic base and a large offset.
1570 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1571 When calling a function that needs $25 from MIPS16 code,
1572 move the target address into $25 separately and add a USE
1574 (mips16_gp_pseudo_reg): Insert the initializer immediately
1575 before the first real insn.
1576 (mips_pic_base_register, mips_got_load): New functions.
1577 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1578 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1579 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1580 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1581 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1582 also passing NULL_RTX rather than const0_rtx as the aux argument.
1583 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1584 instead of TARGET_EXPLICIT_RELOCS.
1585 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1586 (mips_load_call_address): Replace the sibcall_p argument with
1587 a mips_call_type argument. Use mips_got_load.
1588 (mips16_local_alias): New structure.
1589 (mips16_local_aliases): New variable.
1590 (mips16_local_aliases_hash): New function.
1591 (mips16_local_aliases_eq): Likewise.
1592 (mips16_local_alias): Likewise.
1593 (mips16_stub_function): Likewise.
1594 (mips16_build_function_stub): Create a local alias for the target
1595 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1596 .cpload directive and an R_MIPS_NONE relocation for the target
1597 function, then load the alias rather than the function itself.
1598 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1599 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1600 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1601 (mips16_build_call_stub): Replace the FN parameter with an
1602 FN_PTR parameter. Force the address into a register if it
1603 isn't a call_insn_operand; don't rely on the caller to do this.
1604 If a call to a locally-defined and locally-binding MIPS16
1605 function must be made indirectly, redirect the call to the
1606 function's local alias. Use mips16_stub_function_p,
1607 mips16_stub_function, mips_expand_call and use_reg.
1608 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1609 Use explicit %hi and %lo accesses where possible.
1610 Use MIPS_CALL to generate the correct code form of a
1611 jal instruction. Add clobbers of $18 instead of uses.
1612 Update the call to mips_emit_call_insn.
1613 (mips_expand_call): Replace the SIBCALL_P argument with a
1614 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1615 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1616 allowing it to modify the call address. Update the calls to
1617 mips_load_call_address and mips_emit_call_insn.
1618 (mips_split_call): New function.
1619 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1620 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1621 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1622 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1623 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1625 (mips_cprestore_slot): New function.
1626 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1627 and use mips_cprestore_slot.
1628 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1630 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1631 then use a copygp_mips16 instruction to set up $28.
1632 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1633 (mips16_lay_out_constants): Call split_all_insns_noflow.
1634 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1635 false if TARGET_MIPS16.
1636 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1637 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1638 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1639 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1640 MIPS16 code. Allow MIPS16 o32 PIC.
1641 (mips_override_options): Allow MIPS16 o32 PIC.
1642 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1643 after reload if TARGET_USE_GOT.
1644 (UNSPEC_COPYGP): New constant.
1645 (length): Use a default length of 8 for MIPS16 GOT loads.
1646 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1647 (*got_page<mode>): Check mips_split_hi_p.
1648 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1649 (unspec_got<mode>, unspec_call<mode>): New expanders.
1650 (load_got<mode>, load_call<mode>): Remove the length attributes.
1651 Use a got attribute instead of a type attribute.
1652 (copygp_mips16): New insn.
1653 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1654 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1655 (sibcall, sibcall_value, call, call_value): Update the calls
1656 to mips_expand_call.
1657 (call_internal, call_value_internal): Use mips_split_call.
1658 (call_value_multiple_internal): Likewise.
1659 (call_split): Move after call_internal (the insn it is split from).
1660 (call_internal_direct, call_value_internal_direct): Turn into
1661 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1662 (call_direct_split, call_value_direct_split): New patterns.
1663 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1664 and use M16_REGS instead of M16_NA_REGS.
1665 * config/mips/predicates.md (const_call_insn_operand): Replace
1666 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1667 mips_use_pic_fn_addr_reg_p check.
1668 (move_operand): Reject HIGHs if mips_split_hi_p.
1669 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1670 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1671 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1672 * config/mips/libgcc-mips16.ver: New file.
1673 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1674 $(srcdir)/config/mips/libgcc-mips16.ver.
1676 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1678 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1679 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1680 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1681 (mips16_cfun_returns_in_fpr_p): Likewise.
1683 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1685 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1686 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1687 rather than 4 to PC.
1689 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1691 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1692 (FUNCTION_PROFILER): Save the static chain pointer into $2
1693 beforehand and restore it aftewards.
1694 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1695 address directly into $25 and call the function through $25;
1696 do not clobber $3. Pad the DImode version to cover the space
1697 left by the deleted $25 <- $3 move.
1698 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1699 the removal of the $25 <- $3 move.
1700 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1701 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1703 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1704 Daniel Jacobowitz <dan@codesourcery.com>
1706 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1707 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1708 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1709 * config/mips/mips.c (mips_start_function_definition): New function.
1710 (mips_end_function_definition): Likewise.
1711 (mips_output_function_prologue): Use mips_start_function_definition.
1712 (mips_output_function_epilogue): Use mips_end_function_definition.
1713 (build_mips16_function_stub): Use mips_start_function_definition
1714 and mips_end_function_definition.
1715 (build_mips16_call_stub): Likewise.
1717 2008-08-09 Richard Guenther <rguenther@suse.de>
1719 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1720 * gimple.h (gimple_call_fn): Adjust comment.
1721 (gimple_call_set_fndecl): New function.
1722 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1723 longer having bare FUNCTION_DECL operand.
1724 (gimple_call_return_type): Likewise.
1725 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1727 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1728 (gimple_mod_pow2): Likewise.
1729 (gimple_mod_subtract): Likewise.
1730 (gimple_ic): Likewise.
1731 (gimple_stringop_fixed_value): Likewise.
1732 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1733 longer having bare FUNCTION_DECL operand.
1734 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1735 * omp-low.c (optimize_omp_library_calls): Likewise.
1736 * cgraphunit.c (update_call_expr): Likewise.
1737 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1738 (execute_convert_to_rsqrt): Likewise.
1739 * cfgexpand.c (gimple_to_tree): Simplify.
1740 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1741 bare FUNCTION_DECL operand.
1742 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1743 (convert_gimple_call): Use gimple_call_fndecl.
1744 * c-common.c (c_warn_unused_result): Likewise.
1746 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1749 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1750 (c_finish_return): Likewise.
1751 (c_start_case): Likewise.
1752 * c-common.c (warn_for_collisions_1): Use explicit location in
1754 * c-parser.c (c_parser_condition): New. Call
1755 verify_sequence_points.
1756 (c_parser_paren_condition): Call c_parser_condition.
1757 (c_parser_for_statement): Call c_parser_condition.
1759 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1762 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1763 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1764 Moved from diagnostic.h
1765 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1767 (emit_diagnostic): New.
1768 (warning0, pedwarn0): Delete.
1769 (warning, warning_at, pedwarn, permerror): Return bool.
1770 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1771 Moved to diagnostic.c.
1772 (struct diagnostic_context): Use correct type for
1773 classify_diagnostic.
1774 (diagnostic_report_diagnostic): Update declaration.
1775 (emit_diagnostic): Declare.
1776 * errors.c (warning): Return bool.
1777 * errors.h (warning): Update declaration.
1778 * toplev.h (warning0, pedwarn0): Delete.
1779 (warning, warning_at, pedwarn, permerror): Return bool.
1780 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1781 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1782 inform. Update all calls.
1783 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1784 before giving informative note.
1785 (implicit_decl_warning): Likewise.
1786 * c-typeck.c (build_function_call): Likewise.
1787 * tree-sssa.c (warn_uninit): Likewise.
1788 * builtins.c (gimplify_va_arg_expr): Likewise.
1790 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1793 * doc/invoke.texi (-Wextra): Move warning from here...
1794 (-Wuninitialized): ... to here.
1796 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1799 * flags.h (set_Wunused): Delete
1800 * toplev.c (process_options): Handle Wunused flags here.
1801 * opts.c (maybe_warn_unused_parameter): Delete.
1802 (common_handle_option): Replace set_Wunused by warn_unused.
1803 (set_Wextra): Do not handle Wunused-parameter here.
1804 (set_Wunused): Delete.
1805 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1807 * common.opt (Wunused): Add Var and Init.
1808 (Wunused-function): Likewise.
1809 (Wunused-label): Likewise.
1810 (Wunused-parameter): Likewise.
1811 (Wunused-value): Likewise.
1812 (Wunused-variable): Likewise.
1814 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1816 * doc/invoke.texi: Add cpu_type power7.
1817 * config.in (HAVE_AS_VSX): New.
1818 * config.gcc: Add cpu_type power7.
1819 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1821 * configure: Regenerate.
1822 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1824 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1825 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1826 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1828 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1830 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1831 type to vectorize.builtin_conversion.
1832 (vectorizable_conversion): Likewise.
1833 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1834 integral type as input.
1835 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1837 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1838 and ALTIVEC_BUILTIN_VCTSXS.
1839 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1842 2008-08-08 Richard Guenther <rguenther@suse.de>
1844 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1845 (surely_varying_stmt_p): Calls are varying only if they are
1846 non-builtin and not indirect or have no result.
1847 (ccp_fold): Re-instantiate code before the tuples merge.
1849 2008-08-08 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/37056
1852 * gimple.h (gimple_assign_rhs_class): New helper function.
1853 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1854 unary operations properly.
1856 2008-08-07 Jan Hubicka <jh@suse.cz>
1858 * i386.h (ix86_size_cost): Declare.
1859 (ix86_cur_cost): New function macro.
1860 * i386.md (peepholes expanding size and splitters): Predicate by
1861 optimize_insn_for_speed_p.
1862 (peepholes reduce size and splitters): Predicate by
1863 optimize_insn_for_size_p.
1864 * i386.c (ix86_size_cost): Rename from ...
1865 (size_cost): This one.
1866 (override_options): Update.
1867 (decide_alg): Likewise.
1868 (ix86_expand_clear): Use RTL profile.
1869 (ix86_pad_returns): Use RTL profile.
1871 2008-08-07 Jan Hubicka <jh@suse.cz>
1873 * recog.c (split_all_insns): Set RTL profile
1874 (peephole2_optimize): Likewise.
1875 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1876 * combine.c (combine_instructions): Likewise.
1878 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1880 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1882 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1884 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1885 value in a6 after the set_frame_ptr insn.
1887 2008-08-07 Richard Henderson <rth@redhat.com>
1890 * gcc.c (cpp_options): Pass along -g*.
1892 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1894 * config/arm/arm.c (output_move_neon): Update comment describing
1895 big-endian vector layout.
1896 (arm_assemble_integer): Do not handle big-endian NEON vectors
1898 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1899 neon_vget_lane<mode>_sext_internal,
1900 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1901 element indices for big-endian.
1903 2008-08-07 Richard Henderson <rth@redhat.com>
1905 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1906 * configure, config.in: Rebuild.
1907 * debug.h (dwarf2out_do_cfi_asm): Declare.
1908 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1909 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1910 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1911 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1913 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1915 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1916 movv2si_internal): Combine into mov<mode>_internal.
1917 (movv2si_internal_2): Remove.
1919 2008-08-07 Jan Hubicka <jh@suse.cz>
1922 * i386.md (single stringop patterns): Enable unconditionally.
1924 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1927 * config/i386/emmintrin.h (_mm_move_epi64): Use
1928 __builtin_ia32_movq128.
1930 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1931 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1933 * config/i386/sse.md (sse2_movq128): New.
1935 * doc/extend.texi: Document __builtin_ia32_movq128.
1937 2008-08-07 Richard Guenther <rguenther@suse.de>
1940 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1941 pointers can access anything.
1943 2008-08-06 Jan Hubicka <jh@suse.cz>
1945 * optabs.c (emit_unop_insn): Break out to ...
1946 (maybe_emit_unop_insn): ... this one.
1947 (expand_sfix_optab): Use maybe variant.
1948 * optabs.h (maybe_emit_unop_insn): Declare.
1950 * i386.md (mov0 patterns): Enable by default.
1951 (FP conversion expanders): Disable expansion of code expanding
1952 sequences when instruction should be optimized for size.
1953 (single strinop patterns): Enable when optimizing for size.
1954 (string expanders): Disable expanding of code expanding sequences
1955 when optimizning instruction for size.
1956 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1958 (ix86_fp_comparison_sahf_cost): Likewise.
1959 (ix86_expand_branch): Likewise.
1960 (ix86_expand_ashl_const): Likewise.
1961 (ix86_split_ashl): Likewise.
1962 (ix86_expand_strlen): Likewise.
1963 (ix86_emit_fp_unordered_jump): Likewie.
1965 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1967 * c-common.c: Fix typo.
1968 (c_common_reswords): Activate more C++ keyword warnings.
1970 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1972 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1975 * diagnostic.c (permerror_at): New.
1976 * toplev.h (permerror_at): Declare.
1978 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1979 Ira Rosen <irar@il.ibm.com>
1981 * tree-vect-transform.c (vect_model_simple_cost): Return
1982 immediately if stmt is pure SLP.
1983 (vect_model_store_cost): Ditto.
1984 (vect_model_load_cost): Ditto.
1985 (vectorizable_store): Remove PURE_SLP check before call
1986 to vect_model_store_cost.
1987 (vect_model_store_cost): When checking whether stmt describe
1988 strided access, add a check that it is not slp_node.
1990 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1993 * c-common.c (warn_for_sign_compare): New. Handle separately the
1994 case that 'constant' is zero.
1995 * c-typeck.c (build_binary_op): Move code to c-common.c
1997 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * config/alpha/alpha.c (alpha_preferred_reload_class,
2000 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
2001 alpha_output_mi_thunk_osf): Avoid C++ keywords.
2002 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
2003 * config/arm/arm.md: Likewise.
2004 * config/avr/avr-protos.h (preferred_reload_class,
2005 test_hard_reg_class, avr_simplify_comparison_p,
2006 out_shift_with_cnt, class_max_nregs): Likewise.
2007 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
2008 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
2009 preferred_reload_class, test_hard_reg_class): Likewise.
2010 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
2011 bfin_memory_move_cost, bfin_secondary_reload,
2012 bfin_output_mi_thunk): Likewise.
2013 * config/crx/crx.c (crx_secondary_reload_class,
2014 crx_memory_move_cost): Likewise.
2015 * config/frv/frv-protos.h (frv_secondary_reload_class,
2016 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
2017 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
2018 frv_secondary_reload_class, frv_class_likely_spilled_p,
2019 frv_class_max_nregs): Likewise.
2020 * config/h8300/h8300.c (h8300_classify_operand,
2021 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
2023 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
2024 * config/ia64/ia64.c (ia64_preferred_reload_class,
2025 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
2026 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
2027 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
2029 * config/m68hc11/m68hc11.c (preferred_reload_class,
2030 m68hc11_memory_move_cost): Likewise.
2031 * config/mcore/mcore.c (mcore_secondary_reload_class,
2032 mcore_reload_class): Likewise.
2033 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
2034 mips_class_max_nregs, mips_cannot_change_mode_class,
2035 mips_preferred_reload_class, mips_secondary_reload_class,
2036 mips_output_mi_thunk): Likewise.
2037 * config/mmix/mmix.c (mmix_preferred_reload_class,
2038 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
2040 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2042 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
2043 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
2044 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2045 * config/rs6000/rs6000.c (paired_expand_vector_init,
2046 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
2047 compare_section_name, rs6000_memory_move_cost): Likewise.
2048 * config/s390/s390.c (s390_emit_compare_and_swap,
2049 s390_preferred_reload_class, s390_secondary_reload,
2050 legitimize_pic_address, legitimize_tls_address,
2051 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
2052 s390_class_max_nregs): Likewise.
2053 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2054 * config/s390/s390.md: Likewise.
2055 * config/score/score-protos.h (score_secondary_reload_class,
2056 score_preferred_reload_class): Likewise.
2057 * config/score/score.c (score_preferred_reload_class,
2058 score_secondary_reload_class): Likewise.
2059 * config/score/score3.c (score3_output_mi_thunk,
2060 score3_preferred_reload_class, score3_secondary_reload_class,
2061 score3_hard_regno_mode_ok): Likewise.
2062 * config/score/score3.h (score3_preferred_reload_class,
2063 score3_secondary_reload_class): Likewise.
2064 * config/score/score7.c (score7_output_mi_thunk,
2065 score7_preferred_reload_class, score7_secondary_reload_class,
2066 score7_hard_regno_mode_ok): Likewise.
2067 * config/score/score7.h (score7_preferred_reload_class,
2068 score7_secondary_reload_class): Likewise.
2069 * config/sh/sh.c (prepare_move_operands, output_far_jump,
2070 output_branchy_insn, add_constant, gen_block_redirect,
2071 sh_insn_length_adjustment, sh_cannot_change_mode_class,
2072 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
2074 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2075 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
2076 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
2077 xstormy16_preferred_reload_class): Likewise.
2078 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
2079 xtensa_expand_atomic, override_options,
2080 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
2082 * reorg.c (try_merge_delay_insns): Likewise.
2083 * tree.c (merge_dllimport_decl_attributes): Likewise.
2085 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
2087 2008-08-06 Michael Matz <matz@suse.de>
2089 * Makefile.in (write_entries_to_file): Quote words.
2090 * gengtype.c: (read_input_line): Skip over leading white-space.
2092 2008-08-06 Marc Gauthier <marc@tensilica.com>
2094 * config.gcc: Match more processor names for Xtensa.
2095 * configure.ac: Likewise.
2096 * doc/install.texi (Specific): Likewise.
2097 * configure: Regenerate.
2099 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2101 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
2102 * calls.c (avoid_likely_spilled_reg): Likewise.
2103 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
2104 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
2105 * config/i386/i386.c (ix86_expand_special_args_builtin,
2106 ix86_secondary_reload): Likewise.
2107 * except.c (struct eh_region, gen_eh_region_catch,
2108 remove_unreachable_regions, duplicate_eh_regions,
2109 assign_filter_values, build_post_landing_pads,
2110 sjlj_find_directly_reachable_regions, remove_eh_handler,
2111 reachable_next_level, foreach_reachable_handler,
2112 can_throw_internal_1, can_throw_external_1,
2113 collect_one_action_chain): Likewise.
2114 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
2115 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
2116 * function.c (update_temp_slot_address, instantiate_new_reg,
2117 instantiate_virtual_regs_in_rtx,
2118 instantiate_virtual_regs_in_insn): Likewise.
2119 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
2120 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
2121 gimplify_cleanup_point_expr): Likewise.
2122 * ipa-cp.c (ipcp_lattice_changed): Likewise.
2123 * passes.c (next_pass_1): Likewise.
2124 * print-tree.c (print_node_brief, print_node): Likewise.
2125 * profile.c (branch_prob): Likewise.
2126 * tree-dump.c (dump_register): Likewise.
2127 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
2129 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
2130 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
2131 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
2132 copy_arguments_for_versioning, copy_static_chain): Likewise.
2133 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
2134 add_new_name_mapping, register_new_name_mapping): Likewise.
2135 * tree-mudflap.c (mf_xform_derefs): Likewise.
2136 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
2137 get_init_expr, combine_chains): Likewise.
2138 * tree-pretty-print.c (dump_generic_node): Likewise.
2139 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
2140 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
2141 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
2142 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
2144 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
2147 * calls.c (expand_call): Use the biggest preferred stack
2150 2008-08-06 Michael Matz <matz@suse.de>
2153 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
2154 for reused reload, instead of overwriting them.
2156 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
2159 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
2160 for incoming stack boundary.
2162 * function.c (assign_parm_find_entry_rtl): Update
2163 parm_stack_boundary.
2165 * function.h (rtl_data): Add parm_stack_boundary.
2167 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
2168 parm_stack_boundary for incoming stack boundary.
2170 2008-08-06 Joseph Myers <joseph@codesourcery.com>
2172 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
2173 for unrepresentable subregs or treat them as equal to other regs
2174 or subregs with the same register number.
2176 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
2179 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
2182 2008-08-06 Jan Hubicka <jh@suse.cz>
2184 * predict.c (maybe_hot_frequency_p): When profile is absent, all
2185 frequencies might be hot.
2187 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
2189 * reload.c (find_reloads): Force constants into literal pool
2190 also if they are wrapped in a SUBREG.
2192 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2195 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
2196 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
2197 Don't allow predicated instructions for data speculation.
2198 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
2201 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2203 * haifa-sched.c (extend_global): Split to extend_global_data and
2204 extend_region_data. Update all uses.
2205 (extend_all): Rename to extend_block_data.
2207 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2209 * sched-rgn.c (new_ready): Check if instruction can be
2210 speculatively scheduled before attempting speculation.
2211 (debug_rgn_dependencies): Remove wrongful assert.
2213 2008-08-05 Bob Wilson <bob.wilson@acm.org>
2215 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
2217 2008-08-05 Bob Wilson <bob.wilson@acm.org>
2219 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
2220 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
2221 va_size, and type_size.
2223 2008-08-04 Jason Merrill <jason@redhat.com>
2226 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
2227 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
2229 2008-08-05 Richard Henderson <rth@redhat.com>
2231 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
2232 * configure: Rebuild.
2234 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2237 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
2238 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
2241 2008-08-05 Richard Henderson <rth@redhat.com>
2243 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
2244 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
2245 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
2246 * common.opt (fdwarf2-cfi-asm): New.
2247 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
2248 * config.in, configure: Rebuild.
2249 * dwarf2asm.c (dw2_asm_output_data_raw): New.
2250 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
2251 (dw2_force_const_mem): Externalize.
2252 * dwarf2asm.h: Update.
2253 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
2254 generate a real label.
2255 (output_cfi_directive): New.
2256 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
2257 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
2258 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
2260 (dwarf2out_end_epilogue): Emit .cfi_endproc.
2261 (output_loc_operands_raw, output_loc_sequence_raw): New.
2262 (output_cfa_loc_raw): New.
2264 2008-08-05 Paul Brook <paul@codesourcery.com>
2266 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
2267 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
2268 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
2269 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
2270 * config/arm/arm.h (TARGET_VFPD32): Define.
2271 (TARGET_VFP3): Use TARGET_VFPD32.
2272 (fputype): Add FPUTYPE_VFP3D16.
2273 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
2274 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
2275 * config/arm/arm-cores.def: Add cortex-r4f.
2276 * config/arm/arm-tune.md: Regenerate.
2278 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2280 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
2281 Reword some comments throughout the file.
2283 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
2284 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
2285 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
2286 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
2288 (MFC_START_ENABLE): Remove PPU-only define.
2289 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
2290 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
2292 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
2293 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
2294 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
2295 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
2296 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
2297 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
2298 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
2300 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
2301 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
2302 (mfc_sdcrt, mfc_sdcrtst): Likewise.
2303 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
2305 (spu_read_machine_status): Fix typo.
2307 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2309 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
2310 SUBREG of multi-word hard register.
2311 * config/spu/spu.c (valid_subreg): Likewise.
2312 (adjust_operand): Handle SUBREGs of multi-word hard registers.
2314 2008-08-04 Richard Guenther <rguenther@suse.de>
2316 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
2317 the candidate with the stripped base if that base is different
2318 from the original base even for offset zero.
2320 2008-08-04 Richard Guenther <rguenther@suse.de>
2323 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
2324 check for no_overflow.
2326 2008-08-04 Richard Guenther <rguenther@suse.de>
2328 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
2330 2008-08-04 Paul Brook <paul@codesourcery.com>
2332 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
2333 (arm_order_regs_for_local_alloc): New function.
2334 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
2336 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
2338 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
2341 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
2342 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
2343 (ix86_expand_epilogue): Likewise.
2345 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
2347 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
2350 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
2352 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
2353 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
2354 (*movv2sf_internal_rex64): Ditto.
2356 2008-08-03 Jan Hubicka <jh@suse.cz>
2358 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
2359 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
2360 * expmed.c (expand_smod_pow2): Likewise.
2362 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
2366 alternative 0 of operand 1.
2367 (*vec_concatv2di_rex64_sse): Ditto.
2368 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
2370 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
2371 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
2372 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
2373 (*movv2sf_internal_rex64): Ditto.
2375 2008-08-02 Richard Guenther <rguenther@suse.de>
2378 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
2379 (ssedoublesizemode): New mode attribute.
2380 (sse_shufps): Call gen_sse_shufps_v4sf.
2381 (sse_shufps_1): Macroize.
2382 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
2383 (sse2_shufpd_1): Macroize.
2384 (vec_extract_odd, vec_extract_even): New expanders.
2385 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
2386 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
2387 * i386.c (ix86_expand_vector_init_one_nonzero): Call
2388 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
2389 (ix86_expand_vector_set): Likewise.
2390 (ix86_expand_reduc_v4sf): Likewise.
2392 2008-08-01 Doug Kwan <dougkwan@google.com>
2394 * matrix-reorg.c: Re-enable all code.
2395 (struct malloc_call_data): Change CALL_STMT to gimple type.
2396 (collect_data_for_malloc_call): Tuplify.
2397 (struct access_site_info): Change STMT to gimple type.
2398 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
2399 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
2400 (struct free_info): Change STMT to gimple type.
2401 (struct matrix_access_phi_node): Change PHI to gimple type.
2402 (get_inner_of_cast_expr): Remove.
2403 (may_flatten_matrices_1): Tuplify.
2404 (may_flatten_matrices): Ditto.
2405 (mark_min_matrix_escape_level): Ditto.
2406 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
2407 (ssa_accessed_in_call_rhs): New
2408 (ssa_accessed_in_assign_rhs): New
2409 (record_access_alloc_site_info): Tuplify.
2410 (add_allocation_site): Ditto.
2411 (analyze_matrix_allocation_site): Ditto.
2412 (analyze_transpose): Ditto.
2413 (get_index_from_offset): Ditto.
2414 (update_type_size): Ditto.
2415 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
2416 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
2417 (analyze_accesses_for_phi_node): Tuplify.
2418 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
2419 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
2420 (analyze_matrix_accesses): Tuplify.
2421 (check_var_data): New call-back type for check_var_notmodified_p.
2422 (check_var_notmodified_p): Tuplify and use call-back struct to
2423 return statement found.
2424 (can_calculate_expr_before_stmt): Factor out statement related code
2426 (can_calculate_stmt_before_stmt): New.
2427 (check_allocation_function): Tuplify.
2428 (find_sites_in_func): Ditto.
2429 (record_all_accesses_in_func): Ditto.
2430 (transform_access_sites): Ditto.
2431 (transform_allocation_sites): Ditto.
2432 (matrix_reorg): Re-enable.
2433 (gate_matrix_reorg): Re-enable.
2435 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2437 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2438 for labels for which it hasn't been set yet. If it has been set,
2439 stop walking insns and continue with next worklist item.
2440 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2441 if the only BARRIER is at the very end of a function.
2443 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2445 * cfgexpand.c (expand_stack_alignment): Assert that
2446 stack_realign_drap and drap_rtx must match.
2448 * function.c (instantiate_new_reg): If DRAP is used to realign
2449 stack, replace virtual_incoming_args_rtx with internal arg
2452 2008-08-01 Richard Guenther <rguenther@suse.de>
2454 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2455 loop information only if we initialized it.
2456 (execute_pre): Call fini_pre with in_fre.
2457 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2458 if we do not unroll because we hit max-completely-peeled-insns.
2459 Use our estimation for consistency, do allow shrinking.
2461 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2463 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2464 with MIN_STACK_BOUNDARY.
2465 (ix86_update_stack_boundary): Likewise.
2466 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2469 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2470 (MIN_STACK_BOUNDARY): This.
2472 2008-08-01 Richard Guenther <rguenther@suse.de>
2475 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2477 2008-08-01 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/36988
2480 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2481 do not matter if that doesn't change volatile qualification.
2483 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2485 * configure.ac: Do not generate libada-mk. Do not subst
2487 * libada-mk.in: Remove.
2488 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2489 * configure: Regenerate.
2491 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2493 * tree-pass.h: Added comment about not dumping passes with name
2494 starting with star in struct opt_pass.
2495 * passes.c (register_dump_files_1): Don't do dump for a pass with
2496 name starting with star.
2497 * doc/passes.texi (Pass manager): Mention pass names and special
2498 meaning of star prefix to avoid dump.
2500 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2502 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2504 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2505 (ISA_MIPS64R2): New macro.
2506 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2507 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2508 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2509 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2510 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2511 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2512 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2513 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2514 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2515 Move up to keep list alphabetically sorted.
2516 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2517 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2519 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2520 (-march=@var{arch}): Add mips64r2.
2522 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2524 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2526 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2528 * expr.c (expand_assignment): Check for complete type.
2530 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2533 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2535 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2536 for stack alignment.
2538 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2540 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2542 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2543 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2545 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2547 PR rtl-optimization/36419
2548 * dwarf2out.c (barrier_args_size): New variable.
2549 (compute_barrier_args_size, compute_barrier_args_size_1): New
2551 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2552 if not called yet in the current function, use barrier_args_size
2553 array to find the new args_size value.
2554 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2556 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2559 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2562 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2565 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2566 (dwarf2out_stack_adjust): Use it.
2567 (dwarf2out_frame_debug_expr): Likewise.
2569 2008-07-31 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/36978
2572 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2573 the generated condition.
2575 2008-07-31 Richard Guenther <rguenther@suse.de>
2577 * passes.c (init_optimization_passes): Always call
2578 pass_early_warn_uninitialized.
2579 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2580 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2581 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2583 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2586 * builtins.c (maybe_emit_free_warning): New function.
2587 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2588 maybe_emit_free_warning for BUILT_IN_FREE.
2591 * dwarf2out.c (get_context_die): New function.
2592 (force_decl_die, force_type_die): Use it.
2593 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2594 returns NULL, force generation of DW_TAG_typedef and put that into
2597 PR preprocessor/36649
2598 * c-pch.c (c_common_read_pch): Save and restore
2599 line_table->trace_includes across PCH restore.
2601 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2604 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2606 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2609 * final.c (call_from_call_insn): Handle COND_EXEC.
2611 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2613 * builtins.c (std_gimplify_va_arg_expr): Replace
2614 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2615 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2617 2008-07-30 Joey Ye <joey.ye@intel.com>
2618 H.J. Lu <hongjiu.lu@intel.com>
2620 * builtins.c (expand_builtin_setjmp_receiver): Replace
2621 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2622 (expand_builtin_apply_args_1): Likewise.
2623 (expand_builtin_longjmp): Need DRAP for stack alignment.
2624 (expand_builtin_apply): Likewise.
2626 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2627 instead of assign_stack_local to allow alignment reduction.
2629 * calls.c (emit_call_1): Need DRAP for stack alignment if
2631 (expand_call): Replace virtual_incoming_args_rtx with
2632 crtl->args.internal_arg_pointer.
2633 * stmt.c (expand_nl_goto_receiver): Likewise.
2635 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2636 alignment and store to stack_alignment_estimated and
2637 max_used_stack_slot_alignment.
2638 (expand_one_var): Likewise.
2639 (expand_stack_alignment): New function.
2640 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2641 and stack_alignment_estimated fields in rtl_data. Call
2642 expand_stack_alignment at end.
2644 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2645 (MAX_STACK_ALIGNMENT): Likewise.
2646 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2647 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2649 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2650 stack alignment when generating virtual registers.
2652 * function.c (assign_stack_local): Renamed to ...
2653 (assign_stack_local_1): This. Add a parameter to indicate
2654 if it is OK to reduce alignment.
2655 (assign_stack_local): Use it.
2656 (instantiate_new_reg): Instantiate virtual incoming args rtx
2657 to vDRAP if stack realignment and DRAP is needed.
2658 (assign_parms): Collect parameter/return type alignment and
2659 contribute to stack_alignment_estimated.
2660 (locate_and_pad_parm): Likewise.
2661 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2662 with crtl->args.internal_arg_pointer.
2664 * function.h (rtl_data): Add new field drap_reg,
2665 max_used_stack_slot_alignment, stack_alignment_estimated,
2666 stack_realign_needed, need_drap, stack_realign_processed and
2667 stack_realign_finalized.
2668 (stack_realign_fp): New macro.
2669 (stack_realign_drap): Likewise.
2671 * global.c (compute_regsets): Frame pointer is needed when
2672 stack is realigned. Can eliminate frame pointer when stack is
2673 realigned and dynamic realigned argument pointer isn't used.
2675 * reload1.c (update_eliminables): Frame pointer is needed
2676 when stack is realigned.
2677 (init_elim_table): Can eliminate frame pointer when stack is
2678 realigned and dynamic realigned argument pointer isn't used.
2680 * rtl.h (assign_stack_local_1): Declare new funtion.
2682 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2683 (TARGET_GET_DRAP_RTX): Likewise.
2684 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2685 TARGET_GET_DRAP_RTX.
2687 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2689 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2690 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2692 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2693 H.J. Lu <hongjiu.lu@intel.com>
2695 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2696 vdrap_reg, stack_realign and drap_reg_saved.
2697 (add_cfi): Don't allow redefining CFA when DRAP is used.
2698 (reg_save): Handle stack alignment.
2699 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2700 alignment. Don't generate DWARF information for (set fp sp)
2702 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2704 (int_loc_descriptor): Move prototype forward. Also define if
2705 DWARF2_UNWIND_INFO is true.
2706 (output_cfa_loc): Handle DW_CFA_expression.
2707 (build_cfa_aligned_loc): New.
2708 (based_loc_descr): Update assert for stack realign. For local
2709 variables, use sp+offset when stack is aligned without drap and
2710 fp+offset when stack is aligned with drap. For arguments, use
2711 cfa+offset when drap is used to align stack.
2713 2008-07-30 Joey Ye <joey.ye@intel.com>
2714 H.J. Lu <hongjiu.lu@intel.com>
2716 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2718 (ix86_gen_andsp): New.
2719 (ix86_user_incoming_stack_boundary): Likewise.
2720 (ix86_default_incoming_stack_boundary): Likewise.
2721 (ix86_incoming_stack_boundary): Likewise.
2722 (ix86_can_eliminate): Likewise.
2723 (find_drap_reg): Likewise.
2724 (ix86_update_stack_boundary): Likewise.
2725 (ix86_get_drap_rtx): Likewise.
2726 (ix86_finalize_stack_realign_flags): Likewise.
2727 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2728 (TARGET_GET_DRAP_RTX): Likewise.
2729 (override_options): Overide option value for new options.
2730 (ix86_function_ok_for_sibcall): Remove check for
2731 force_align_arg_pointer.
2732 (ix86_handle_cconv_attribute): Likewise.
2733 (ix86_function_regparm): Likewise.
2734 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2735 (ix86_va_start): Replace virtual_incoming_args_rtx with
2736 crtl->args.internal_arg_pointer.
2737 (ix86_select_alt_pic_regnum): Check DRAP register.
2738 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2739 (ix86_compute_frame_layout): Compute frame layout wrt stack
2741 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2742 (ix86_expand_prologue): Decide if stack realignment is needed
2743 and generate prologue code accordingly.
2744 (ix86_expand_epilogue): Generate epilogue code wrt stack
2745 realignment is really needed or not.
2747 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2748 (ABI_STACK_BOUNDARY): Likewise.
2749 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2750 (STACK_REALIGN_DEFAULT): Likewise.
2751 (INCOMING_STACK_BOUNDARY): Likewise.
2752 (MAX_STACK_ALIGNMENT): Likewise.
2753 (ix86_incoming_stack_boundary): Likewise.
2754 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2755 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2756 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2757 (machine_function): Remove force_align_arg_pointer.
2759 * config/i386/i386.md (BX_REG): New.
2760 (R13_REG): Likewise.
2762 * config/i386/i386.opt (mforce_drap): New.
2763 (mincoming-stack-boundary): Likewise.
2764 (mstackrealign): Add Init(-1).
2766 * config/i386/i386-protos.h (ix86_can_eliminate): New
2768 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2770 * doc/extend.texi: Update force_align_arg_pointer.
2772 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2775 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2776 (INCOMING_STACK_BOUNDARY): Likewise.
2777 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2778 (TARGET_GET_DRAP_RTX): Likewise.
2780 2008-07-30 Andreas Schwab <schwab@suse.de>
2782 PR rtl-optimization/36929
2783 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2784 add_insn_before and fix argument order.
2785 (replace_inc_dec_mem): Handle NULL rtx.
2787 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2789 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2791 (arm_compute_initial_elimination_offset): Use it.
2792 (arm_compute_save_reg_mask): Include static chain save slot when
2793 calculating alignment.
2794 (arm_get_frame_offsets): Ditto.
2795 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2796 that we can use to decrement the stack when the stack decrement
2797 could be too big for an immediate value in a single insn.
2798 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2800 2008-07-30 Richard Guenther <rguenther@suse.de>
2802 PR tree-optimization/36967
2803 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2804 Release defs of statements we remove.
2806 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2808 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2809 instead of NULL_RTVEC.
2811 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2815 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2818 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2820 * final.c (call_from_call_insn): New.
2821 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2823 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2825 * configure.ac: Substitute ADA_CFLAGS.
2826 * configure: Regenerate.
2827 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2828 * Makefile.in: Remove mention of X_* variables.
2829 * config/pa/x-ada-hpux10: Remove.
2830 * config/pa/x-ada: Remove.
2832 * doc/fragments.texi: Update.
2834 2008-07-30 Olivier Hainque <hainque@adacore.com>
2836 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2837 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2838 __dso_handle explicitly here.
2840 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2843 * c-typeck.c (build_binary_op): Encapsulate code into...
2844 * c-common.c (shorten_binary_op): ...this new function.
2845 (conversion_warning): Use the new function. Handle non-negative
2846 constant in bitwise-and.
2847 * c-common.h (shorten_binary_op): Declare.
2849 2008-07-30 Olivier Hainque <hainque@adacore.com>
2851 * scan.c (make_sstring_space): Add explicit conversions of
2852 allocator's return value.
2853 * fix-header.c (recognized_function): Likewise.
2855 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2857 * doc/cpp.texi: Update to GFDL 1.2.
2858 * doc/gcc.texi: Do not list GPL as Invariant Section.
2859 * doc/gccint.texi: Likewise. Update copyright years.
2860 * doc/install.texi: Update copyright years.
2862 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2865 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2866 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2868 2008-07-29 Jan Hubicka <jh@suse.cz>
2870 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2871 (grokdeclarator): Likewise.
2872 * langhooks.c (lhd_warn_unused_global_decl): Use
2873 DECL_DECLARED_INLINE_P.
2874 * print-tree.c (print_node): Remove DECL_INLINE check.
2876 2008-07-29 Richard Guenther <rguenther@suse.de>
2878 PR tree-optimization/36945
2879 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2880 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2881 Record invariant addresses un-decomposed.
2882 (copy_reference_ops_from_call): Record reference call
2883 arguments properly. Simplify.
2884 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2885 helper split out from ...
2886 (create_component_ref_by_pieces): ... here. Simplify.
2887 Prepare for recursive invocation for call arguments.
2888 (create_expression_by_pieces): Adjust call to
2889 create_component_ref_by_pieces.
2890 (compute_avail): Process operand 2 of reference ops.
2892 2008-07-29 Richard Guenther <rguenther@suse.de>
2894 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2896 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2898 * c-format.c (check_format_types): Revert unwanted checkin.
2900 2008-07-29 Jan Hubicka <jh@suse.cz>
2902 * flags.h (flag_really_no_inline): Remove.
2903 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2904 * toplev.c (flag_really_no_inline): Remove.
2905 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2906 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2907 (cgraph_decide_inlining_incrementally): Likewise.
2908 (compute_inline_parameters): Likewise.
2909 * opts.c (decode_options): Simplify.
2910 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2911 * common.opt (finline): Initialize to 1.
2912 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2914 2008-07-29 Jan Hubicka <jh@suse.cz>
2916 * predict.c (always_optimize_for_size_p): New function.
2917 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2918 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2919 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2921 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2922 * function.c (prepare_function_start): Set default profile.
2923 * function.h (rtl_data): Add maybe_hot_insn_p.
2924 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2925 (construct_exit_block): Likewise.
2926 (tree_expand_cfg): Likewise.
2928 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2929 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2930 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2931 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2934 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2937 * c-decl.c (merge_decls): Merge USED flags.
2939 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2941 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2942 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2943 next_stack, lab_false and lab_over trees.
2945 2008-07-28 Richard Guenther <rguenther@suse.de>
2947 PR tree-optimization/36957
2948 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2949 (useless_type_conversion_p): Remove.
2950 (types_compatible_p): Remove.
2951 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2952 (useless_type_conversion_p): Declare.
2953 (types_compatible_p): Declare.
2954 (gimple_expr_type): Return the base type only if it is
2955 trivially convertible to the subtype.
2957 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2959 * configure.ac: Use the m4_do macro to concatenate the warnings into
2960 one string in ACX_PROG_CC_WARNING_OPTS,
2961 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2962 * configure: Regenerate.
2964 2008-07-28 Richard Guenther <rguenther@suse.de>
2966 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2967 (insert_fake_stores): Remove.
2968 (realify_fake_stores): Likewise.
2969 (execute_pre): Remove dead code.
2970 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2971 (find_func_aliases): Deal with it here instead.
2972 Re-enable gcc_unreachable call.
2974 2008-07-28 Richard Guenther <rguenther@suse.de>
2976 Merge from gimple-tuples-branch.
2978 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2979 * gimple.def: New file.
2980 * gsstruct.def: Likewise.
2981 * gimple-iterator.c: Likewise.
2982 * gimple-pretty-print.c: Likewise.
2983 * tree-gimple.c: Removed. Merged into ...
2984 * gimple.c: ... here. New file.
2985 * tree-gimple.h: Removed. Merged into ...
2986 * gimple.h: ... here. New file.
2988 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2989 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2990 --enable-checking=gimple flag.
2991 * config.in: Likewise.
2992 * configure: Regenerated.
2994 * tree-ssa-operands.h: Tuplified.
2995 * tree-vrp.c: Likewise.
2996 * tree-loop-linear.c: Likewise.
2997 * tree-into-ssa.c: Likewise.
2998 * tree-ssa-loop-im.c: Likewise.
2999 * tree-dump.c: Likewise.
3000 * tree-complex.c: Likewise.
3001 * cgraphbuild.c: Likewise.
3002 * tree-ssa-threadupdate.c: Likewise.
3003 * tree-ssa-loop-niter.c: Likewise.
3004 * tree-pretty-print.c: Likewise.
3005 * tracer.c: Likewise.
3006 * gengtype.c: Likewise.
3007 * tree-loop-distribution.c: Likewise.
3008 * tree-ssa-loop-unswitch.c: Likewise.
3009 * cgraph.c: Likewise.
3010 * cgraph.h: Likewise.
3011 * tree-ssa-loop-manip.c: Likewise.
3012 * value-prof.c: Likewise.
3013 * tree-ssa-loop-ch.c: Likewise.
3014 * tree-tailcall.c: Likewise.
3015 * value-prof.h: Likewise.
3018 * tree-pass.h: Likewise.
3019 * ipa-cp.c: Likewise.
3020 * tree-scalar-evolution.c: Likewise.
3021 * tree-scalar-evolution.h: Likewise.
3022 * target.h: Likewise.
3023 * lambda-mat.c: Likewise.
3024 * tree-phinodes.c: Likewise.
3025 * diagnostic.h: Likewise.
3026 * builtins.c: Likewise.
3027 * tree-ssa-alias-warnings.c: Likewise.
3028 * cfghooks.c: Likewise.
3029 * fold-const.c: Likewise.
3030 * cfghooks.h: Likewise.
3031 * omp-low.c: Likewise.
3032 * tree-ssa-dse.c: Likewise.
3033 * ipa-reference.c: Likewise.
3034 * tree-ssa-uncprop.c: Likewise.
3035 * toplev.c: Likewise.
3036 * tree-gimple.c: Likewise.
3037 * tree-gimple.h: Likewise.
3038 * tree-chrec.c: Likewise.
3039 * tree-chrec.h: Likewise.
3040 * tree-ssa-sccvn.c: Likewise.
3041 * tree-ssa-sccvn.h: Likewise.
3042 * cgraphunit.c: Likewise.
3043 * tree-ssa-copyrename.c: Likewise.
3044 * tree-ssa-ccp.c: Likewise.
3045 * tree-ssa-loop-ivopts.c: Likewise.
3046 * tree-nomudflap.c: Likewise.
3047 * tree-call-cdce.c: Likewise.
3048 * ipa-pure-const.c: Likewise.
3049 * c-format.c: Likewise.
3050 * tree-stdarg.c: Likewise.
3051 * tree-ssa-math-opts.c: Likewise.
3052 * tree-ssa-dom.c: Likewise.
3053 * tree-nrv.c: Likewise.
3054 * tree-ssa-propagate.c: Likewise.
3055 * ipa-utils.c: Likewise.
3056 * tree-ssa-propagate.h: Likewise.
3057 * tree-ssa-alias.c: Likewise.
3058 * gimple-low.c: Likewise.
3059 * tree-ssa-sink.c: Likewise.
3060 * ipa-inline.c: Likewise.
3061 * c-semantics.c: Likewise.
3062 * dwarf2out.c: Likewise.
3064 * tree-ssa-loop-ivcanon.c: Likewise.
3065 * predict.c: Likewise.
3066 * tree-ssa-loop.c: Likewise.
3067 * tree-parloops.c: Likewise.
3068 * tree-ssa-address.c: Likewise.
3069 * tree-ssa-ifcombine.c: Likewise.
3070 * matrix-reorg.c: Likewise.
3071 * c-decl.c: Likewise.
3072 * tree-eh.c: Likewise.
3073 * c-pretty-print.c: Likewise.
3074 * lambda-trans.c: Likewise.
3075 * function.c: Likewise.
3076 * langhooks.c: Likewise.
3077 * ebitmap.h: Likewise.
3078 * tree-vectorizer.c: Likewise.
3079 * function.h: Likewise.
3080 * langhooks.h: Likewise.
3081 * tree-vectorizer.h: Likewise.
3082 * ipa-type-escape.c: Likewise.
3083 * ipa-type-escape.h: Likewise.
3084 * domwalk.c: Likewise.
3085 * tree-if-conv.c: Likewise.
3086 * profile.c: Likewise.
3087 * domwalk.h: Likewise.
3088 * tree-data-ref.c: Likewise.
3089 * tree-data-ref.h: Likewise.
3090 * tree-flow-inline.h: Likewise.
3091 * tree-affine.c: Likewise.
3092 * tree-vect-analyze.c: Likewise.
3093 * c-typeck.c: Likewise.
3094 * gimplify.c: Likewise.
3095 * coretypes.h: Likewise.
3096 * tree-ssa-phiopt.c: Likewise.
3097 * calls.c: Likewise.
3098 * tree-ssa-coalesce.c: Likewise.
3099 * tree.def: Likewise.
3100 * tree-dfa.c: Likewise.
3101 * except.c: Likewise.
3102 * except.h: Likewise.
3103 * cfgexpand.c: Likewise.
3104 * tree-cfgcleanup.c: Likewise.
3105 * tree-ssa-pre.c: Likewise.
3106 * tree-ssa-live.c: Likewise.
3107 * tree-sra.c: Likewise.
3108 * tree-ssa-live.h: Likewise.
3109 * tree-predcom.c: Likewise.
3110 * lambda.h: Likewise.
3111 * tree-mudflap.c: Likewise.
3112 * ipa-prop.c: Likewise.
3113 * print-tree.c: Likewise.
3114 * tree-ssa-copy.c: Likewise.
3115 * ipa-prop.h: Likewise.
3116 * tree-ssa-forwprop.c: Likewise.
3117 * ggc-page.c: Likewise.
3118 * c-omp.c: Likewise.
3119 * tree-ssa-dce.c: Likewise.
3120 * tree-vect-patterns.c: Likewise.
3121 * tree-ssa-ter.c: Likewise.
3122 * tree-nested.c: Likewise.
3123 * tree-ssa.c: Likewise.
3124 * lambda-code.c: Likewise.
3125 * tree-ssa-loop-prefetch.c: Likewise.
3126 * tree-inline.c: Likewise.
3127 * tree-inline.h: Likewise.
3128 * tree-iterator.c: Likewise.
3129 * tree-optimize.c: Likewise.
3130 * tree-ssa-phiprop.c: Likewise.
3131 * tree-vect-transform.c: Likewise.
3132 * tree-object-size.c: Likewise.
3133 * tree-outof-ssa.c: Likewise.
3134 * cfgloop.c: Likewise.
3135 * system.h: Likewise.
3136 * tree-profile.c: Likewise.
3137 * cfgloop.h: Likewise.
3138 * c-gimplify.c: Likewise.
3139 * c-common.c: Likewise.
3140 * tree-vect-generic.c: Likewise.
3141 * tree-flow.h: Likewise.
3142 * c-common.h: Likewise.
3143 * basic-block.h: Likewise.
3144 * tree-ssa-structalias.c: Likewise.
3145 * tree-switch-conversion.c: Likewise.
3146 * tree-ssa-structalias.h: Likewise.
3147 * tree-cfg.c: Likewise.
3148 * passes.c: Likewise.
3149 * ipa-struct-reorg.c: Likewise.
3150 * ipa-struct-reorg.h: Likewise.
3151 * tree-ssa-reassoc.c: Likewise.
3152 * cfgrtl.c: Likewise.
3153 * varpool.c: Likewise.
3155 * tree-ssanames.c: Likewise.
3156 * tree-ssa-threadedge.c: Likewise.
3157 * langhooks-def.h: Likewise.
3158 * tree-ssa-operands.c: Likewise.
3159 * config/alpha/alpha.c: Likewise.
3160 * config/frv/frv.c: Likewise.
3161 * config/s390/s390.c: Likewise.
3162 * config/m32c/m32c.c: Likewise.
3163 * config/m32c/m32c-protos.h: Likewise.
3164 * config/spu/spu.c: Likewise.
3165 * config/sparc/sparc.c: Likewise.
3166 * config/i386/i386.c: Likewise.
3167 * config/sh/sh.c: Likewise.
3168 * config/xtensa/xtensa.c: Likewise.
3169 * config/stormy16/stormy16.c: Likewise.
3170 * config/ia64/ia64.c: Likewise.
3171 * config/rs6000/rs6000.c: Likewise.
3172 * config/pa/pa.c: Likewise.
3173 * config/mips/mips.c: Likewise.
3175 2008-07-28 Simon Baldwin <simonb@google.com>
3177 * c-pragma.c (handle_pragma_message): New function.
3178 (init_pragma): Register handle_pragma_message.
3179 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
3182 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
3184 PR tree-optimization/35252
3185 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
3186 REALPART_EXPR to be considered as same load operation.
3188 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
3190 PR tree-optimization/36830
3191 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
3192 (expressions_equal_p): Return false if only one operand is null.
3194 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
3196 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
3197 version requirements.
3199 2008-07-26 Olivier Hainque <hainque@adacore.com>
3201 * collect2.c (symkind): New enum. Symbol kinds we care about.
3202 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
3203 code and head comment accordingly.
3204 (scan_prog_file): Use symkind names instead of bare integers.
3206 2008-07-25 Jan Hubicka <jh@suse.cz>
3208 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
3210 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
3211 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
3212 * dojump.c (clear_pending_stack_adjust): Likewise.
3213 * print-tree.c (print_node): Ignore DECL_INLINE.
3214 * tree-inline.c (inlinable_function_p): Likewise.
3216 2008-07-25 Michael Meissner <gnu@the-meissners.org>
3218 * doc/extend.texi (hot attribute): Document that the hot attribute
3219 turns on -O3 for some ports.
3220 (cold attribute): Document that the cold attribute turns on -Os
3223 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
3224 reflect function specific option support.
3226 * target.h (struct target_option_hooks): Add fields to say whether
3227 the cold attribute implies -Os and the hot attribute implies -O3.
3229 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
3230 By default, do not turn on -Os for cold functions.
3231 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
3232 not turn on -O3 for hot functions.
3234 * c-common.c (handle_hot_attribute): Use target hook to determine
3235 if hot functions should enable -O3.
3236 (handle_cold_attribute): Use target hook to determine if cold
3237 functions should enable -Os.
3239 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
3240 (override_options): Move disable scheduling to
3241 optimization_options.
3242 (optimization_options): Disable scheduling here, not
3244 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3245 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3247 * config/ia64/ia64.c (ia64_override_options): Move setting
3248 scheduling flags to ia64_optimization_options.
3249 (ia64_optimization_options): Disable scheduling options here, and
3250 not in ia64_override_options.
3251 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3252 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3254 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
3257 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
3259 2008-07-25 Martin Jambor <mjambor@suse.cz>
3261 PR tree-optimization/36926
3262 * ipa-prop.c (ipa_analyze_call_uses): Call
3263 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
3265 2008-07-25 Joseph Myers <joseph@codesourcery.com>
3267 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3268 movv2si_internal): Add mem = reg alternative.
3270 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
3273 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
3274 DEFAULT_PCC_STRUCT_RETURN to 127.
3276 2008-07-24 Jan Hubicka <jh@suse.cz>
3278 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
3279 (build_cgraph_edges): Likewise.
3280 * cgraph.c (cgraph_node): Do not update assembler hash.
3281 (cgraph_remove_node): Drop non-unit-at-a-time code.
3282 * tree-pass.h (pass_O0_always_inline): Remove.
3283 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
3284 * toplev.c (process_options): Flag unit-at-a-time does not imply
3286 * cgraphunit.c: Update comments.
3287 (decide_is_function_needed): Drop non-unit-at-a-time mode.
3288 (cgraph_assemble_pending_functions): Remove.
3289 (cgraph_reset_node): Drop non-unit-at-a-time code.
3290 (cgraph_finalize_function): Likewise.
3291 (cgraph_analyze_function): Likewise.
3292 (cgraph_finalize_compilation_unit): Likewise.
3293 (cgraph_expand_function): Likewise.
3294 (cgraph_optimize): Likesise.
3295 (save_inline_function_body): Likewise.
3296 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
3297 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
3298 * ipa-inline.c: Update comments.
3299 (enum inlining_mode): remove INLINE_SPEED.
3300 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
3301 (cgraph_mark_inline_edge): Likewise.
3302 (try_inline): Likewise.
3303 (cgraph_decide_inlining_incrementally): Likewise.
3304 (cgraph_gate_inlining): Remove.
3305 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
3306 (cgraph_gate_early_inlining): Likewise.
3307 (gate_inline_passes): Remove.
3308 (pass_inline_parameters, pass_ipa_inline): Remove gates.
3309 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3310 pass_O0_always_inline): Remove.
3311 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
3312 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
3313 * opts.c (no_unit_at_a_time_default): Remove.
3314 (decode_options): Remove flag_unit_at_a_time reset and warning.
3315 * opts.h (no_unit_at_a_time_default): Remove.
3316 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
3317 early in GNU dialect.
3318 (merge_decls): Update comment; drop unit-at-a-time check.
3319 (finish_decl): Likewise.
3320 (grok_declaration): Remove flag_inline_trees code.
3321 (finish_functions): Return on function returning non-void on all
3323 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
3324 * cfgexpand.c (expand_one_static_var): Remove.
3325 (expand_one_var): Remove expand_one_static_var call.
3326 (expand_used_vars_for_block): Remove flag_unit_a_time check.
3327 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
3328 and flag_unit_at_a-time compatibility checks.
3329 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
3330 * tree-inline.c (flag_inline_trees): Remove.
3331 (inlinable_function_p): Don't check it.
3332 (expand_call_inline): Remove non-unit-at-a-time code.
3333 * tree-inline.h (flag_inline_trees): Remove.
3334 * tree-optimize.c (execute_early_local_optimizations): Remove
3335 unit-at-a-time checks.
3336 (tree_rest_of_compilation): Likewise.
3337 * combine.c (setup_incoming_promotions): Likewise.
3338 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
3339 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
3340 * passes.c (pass_inline_parameters): Update comments; remove
3341 O0_alwaysinline pass.
3342 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
3343 (execute_one_pass): Likewise.
3344 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
3345 (ix86_function_sseregparm): Likewise.
3346 * arm.c (arm_function_in_section_p): Likewise.
3347 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
3348 * varpool.c: Update comments.
3349 (decide_is_variable_needed): Remove unit-at-a-time checks.
3350 (varpool_finalize_decl): Likewise.
3352 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
3354 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
3356 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
3358 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
3360 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
3361 imp symbol extension.
3363 2008-07-23 Ian Lance Taylor <iant@google.com>
3365 * tree-vrp.c (infer_value_range): Ignore asm statements when
3366 looking for memory accesses for -fdelete-null-pointer-checks.
3368 2008-07-24 Ben Elliston <bje@au.ibm.com>
3370 * config/spu/spu-c.c (__vector_keyword): New variable.
3371 (vector_keyword): Likewise.
3372 (spu_categorize_keyword): New function.
3373 (spu_macro_to_expand): Likewise.
3374 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
3375 compiling an ISO C dialect.
3377 2008-07-24 Ben Elliston <bje@au.ibm.com>
3379 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
3382 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3384 * configure: Regenerate.
3385 * configure.ac: Require texinfo 4.7.
3386 * doc/install.texi: Document texinfo 4.7 requirement.
3388 2008-07-23 Martin Jambor <mjambor@suse.cz>
3390 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
3391 rather than for DECL_SAVED_TREE.
3392 * ipa-prop.c: Include diagnostic.h.
3393 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
3395 (ipa_detect_param_modifications): Function rewritten from scratch.
3396 (ipa_compute_jump_functions): Changed accesses to modification flags.
3397 (ipa_free_node_params_substructures): Update flags destruction.
3398 (ipa_node_duplication_hook): Update flags duplication.
3399 (ipa_print_all_params_modified): Updated flag access.
3400 * ipa-prop.h (struct ipa_param_flags): New structure.
3401 (struct ipa_node_params): New field modification_analysis_done,
3402 modified_flags changed into param_flags.
3403 (ipa_is_ith_param_modified): Changed to use new flags.
3404 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
3406 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
3407 ipa-cp.c and split into two functions.
3408 (ipa_print_node_jump_functions): New function.
3409 (compute_scalar_jump_functions): New function.
3410 (type_like_member_ptr_p): New function.
3411 (compute_pass_through_member_ptrs): New function.
3412 (fill_member_ptr_cst_jump_function): New function.
3413 (determine_cst_member_ptr): New function.
3414 (compute_cst_member_ptr_arguments): New function.
3415 (ipa_compute_jump_functions): Complete rewrite.
3416 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
3417 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
3418 (struct ipa_member_ptr_cst): New structure.
3419 (union jump_func_value): New field member_cst.
3420 * ipa-cp.c (ipcp_lat_is_insertable): New function.
3421 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
3422 jump function types.
3423 (ipcp_print_all_lattices): Slight fprintf rearrangement.
3424 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
3425 instead of ipcp_print_all_jump_functions.
3426 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
3427 only for replacable scalars.
3429 * doc/invoke.texi (Optimize options): Add description of
3430 -findirect-inlining.
3431 * common.opt (flag_indirect_inlining): New flag.
3432 * opts.c (decode_options): Set flag_indirect_inlining when
3435 * ipa-inline.c: Include ipa-prop.h.
3436 (inline_indirect_intraprocedural_analysis): New function.
3437 (inline_generate_summary): Allocate parameter and argument info
3438 structures, call inline_indirect_intraprocedural_analysis on each
3439 node when doing indirect inlining and deallocate indirect inlining
3440 data structures in the end.
3441 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3442 (free_all_ipa_structures_after_iinln): New function.
3443 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3445 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3447 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3448 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3449 of computing the frequency separately.
3450 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3451 of computing the frequency separately.
3452 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3453 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3454 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3455 (ipa_get_stmt_member_ptr_load_param): New function.
3456 (ipa_is_ssa_with_stmt_def): New function.
3457 (ipa_note_param_call): New function.
3458 (ipa_analyze_call_uses): New function.
3459 (ipa_analyze_stmt_uses): New function.
3460 (ipa_analyze_params_uses): New function.
3461 (ipa_free_node_params_substructures): Also free the param_calls linked
3463 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3464 (ipa_print_node_param_flags): New function.
3465 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3466 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3467 * ipa-prop.h (struct ipa_param_flags): New field called.
3468 (struct ipa_param_call_note): New structure.
3469 (struct ipa_node_params): New fields param_calls and
3471 (ipa_is_ith_param_called): New function.
3472 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3473 ipa_analyze_params_uses and dump parameter flags.
3475 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3476 ipa_propagate_indirect_call_infos if performing indirect inlining,
3477 pass a new parameter new_edges to it.
3478 (add_new_edges_to_heap): New fucntion.
3479 (cgraph_decide_inlining_of_small_functions): New vector
3480 new_indirect_edges for newly found indirect edges , call
3481 ipa_propagate_indirect_call_infos after inlining.
3482 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3483 inlining if performing indirect inlining. Call
3484 free_all_ipa_structures_after_iinln when doing so too.
3485 (inline_generate_summary): Do not call
3486 free_all_ipa_structures_after_iinln here.
3487 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3488 (print_edge_addition_message): New function.
3489 (update_call_notes_after_inlining): New function.
3490 (propagate_info_to_inlined_callees): New function.
3491 (ipa_propagate_indirect_call_infos): New function.
3492 * ipa-prop.h: Include cgraph.h
3493 (struct ipa_param_call_note): Fields reordered, new field processed.
3494 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3496 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3497 rediscovered call statements.
3498 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3499 (dump_cgraph_node): Dump also the indirect_call flag.
3500 (cgraph_clone_edge): Copy also the indirect_call flag.
3501 * tree-inline.c (copy_bb): Do not check for fndecls from call
3502 expressions, check for edge availability when moving clones.
3503 (get_indirect_callee_fndecl): New function.
3504 (expand_call_inline): If callee declaration is not apprent from
3505 the statement, try calling get_indirect_callee_fndecl. Do not
3506 issue warnings or call sorry when not inlinings an indirect edge.
3507 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3509 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3510 bit more frandly to matching.
3511 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3512 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3513 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3515 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3518 * opth-gen.awk: Suppress function specific features when building
3520 * optc-gen.awk: Ditto.
3522 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3525 * diagnostic.c (pedwarn): Add opt parameter.
3527 * c-tree.h (pedwarn_init): Add opt parameter.
3528 (pedwarn_c90): Likewise.
3529 (pedwarn_c99): Likewise.
3530 * c-errors.c (pedwarn_c99): Likewise.
3531 (pedwarn_c90): Likewise.
3532 * toplev.h (pedwarn): Update declaration.
3533 (pedwarn0): Declare.
3534 * c-lex.c: All calls to pedwarn changed.
3535 * builtins.c: All calls to pedwarn changed.
3536 * toplev.c: All calls to pedwarn changed.
3537 * c-decl.c: All calls to pedwarn changed.
3538 * c-typeck.c: All calls to pedwarn changed.
3539 * c-common.c: All calls to pedwarn changed.
3540 * c-parser.c: All calls to pedwarn changed.
3542 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3543 Karthik Kumar <karthikkumar@gmail.com>
3545 * attribs.c (file scope): Include c-common.h.
3546 (decl_attributes): Add support for #pragma GCC optimize and
3549 * targhooks.c (default_can_inline_p): New function that is the
3550 default for the TARGET_CAN_INLINE_P target hook.
3552 * targhooks.h (default_can_inline_p): Add declaration.
3554 * tree.c (cl_optimization_node): New static tree for building
3555 OPTIMIZATION_NODE tree.
3556 (cl_target_option_node): New static tree for building
3557 TARGET_OPTION_NODE tree.
3558 (cl_option_hash_table): New hash table for hashing
3559 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3560 (cl_option_hash_hash): New function to provide the hash value for
3561 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3562 (cl_option_hash_eq): New function to provide an equality test for
3563 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3564 (tree_code_size): Add support for OPTIMIZATION_NODE and
3565 TARGET_OPTION_NODE trees.
3566 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3567 TARGET_OPTION_NODE trees.
3568 (build_optimization_node): Build a tree that has all of the
3569 current optimization options.
3570 (build_target_option_node): Build a tree that has the target
3571 options that might be changed on a per function basis.
3573 * tree.h (file scope): Include options.h.
3574 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3575 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3576 (TREE_OPTIMIZATION): Ditto.
3577 (TREE_TARGET_SPECIFIC): Ditto.
3578 (struct tree_function_decl): Add fields for remembering the
3579 current optimization options and target specific options.
3580 (struct tree_optimization_option): New tree variant that remembers
3581 the optimization options.
3582 (struct tree_target_option): New tree variant that remembers the
3583 target specific flags that might change for compiling a particular
3585 (union tree_node): Include tree_optimization_option and
3586 tree_target_option fields.
3587 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3588 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3589 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3590 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3591 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3592 optimization and target options.
3593 (optimization_default_node): New macro to refer to global_trees
3595 (optimization_current_node): Ditto.
3596 (optimization_cold_node): Ditto.
3597 (optimization_hot_node): Ditto.
3598 (target_option_default_node): Ditto.
3599 (target_option_current_node): Ditto.
3600 (current_option_pragma): Ditto.
3601 (current_optimize_pragma): Ditto.
3603 * target.h (struct gcc_target): Add valid_option_attribute_p,
3604 target_option_save, target_option_restore, target_option_print,
3605 target_option_pragma_parse, and can_inline_p hooks.
3607 * toplev.h (parse_optimize_options): Add declaration.
3608 (fast_math_flags_struct_set_p): Ditto.
3610 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3611 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3614 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3615 tree_can_inline_p hook to see if one function can inline another.
3616 (cgraph_decide_inlining): Ditto.
3617 (cgraph_decide_inlining_incrementally): Ditto.
3619 * opts.c (decode_options): Add support for running multiple times
3620 to allow functions with different target or optimization options
3621 than was specified on the command line.
3622 (fast_math_flags_struct_set_p): New function that is similar to
3623 fast_math_flags_set_p, except it uses the values in the
3624 cl_optimization structure instead of global variables.
3626 * optc-gen.awk: Add support for TargetSave to allow a back end to
3627 declare new fields that need to be saved when using function
3628 specific options. Include flags.h and target.h in the options.c
3629 source. Add support for Save to indicate which options can be set
3630 for individual functions. Generate cl_optimize_save,
3631 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3632 cl_target_option_restore, cl_target_option_print functions to
3633 allow functions to use different optimization or target options.
3635 * opt-functions.awk (var_type_struct): Return the type used for
3636 storing the field in a structure.
3638 * opth-gen.awk: Add support for TargetSave to allow a back end to
3639 declare new fields that need to be saved when using function
3640 specific options. Add support for Save to indicate which options
3641 can be set for individual functions. Only generate one extern for
3642 Mask fields. Generate cl_optimization and cl_target_option
3643 structures to remember optimization and target options.
3645 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3646 collecting new tree nodes.
3647 (TS_TARGET_OPTION): Ditto.
3649 * c-decl.c (merge_decls): Merge function specific target and
3650 optimization options.
3652 * function.c (invoke_set_current_function_hook): If the function
3653 uses different optimization options, change the global variables
3656 * coretypes.h (struct cl_optimization): Add forward reference.
3657 (struct cl_target_option): Ditto.
3659 * c-pragma.c (option_stack): New static vector to remember the
3660 current #pragma GCC option stack.
3661 (handle_pragma_option): New function to support #pragma GCC option
3662 to change target options.
3663 (optimize_stack): New static vector to remember the current
3664 #pragma GCC optimize stack.
3665 (handle_pragma_optimize): New function to support #pragma GCC
3666 optimize to change optimization options.
3667 (init_pragma): Add support for #pragma GCC optimize and #pragma
3670 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3671 optimization options.
3672 (TARGET_OPTION_NODE): New tree code for remembering certain target
3675 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3676 TARGET_OPTION_NODE trees.
3678 * common.opt (-O): Add Optimization flag.
3680 (-fmath-errno): Ditto.
3681 (-falign-functions): Add UInteger flag to make sure flag gets full
3682 int in cl_optimization structure.
3683 (-falign-jumps): Ditto.
3684 (-falign-labels): Ditto.
3685 (-falign-loops): Ditto.
3686 (-fsched-stalled-insns): Ditto.
3687 (-fsched-stalled-insns-dep): Ditto.
3689 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3691 (TARGET_OPTION_SAVE): Ditto.
3692 (TARGET_OPTION_RESTORE): Ditto.
3693 (TARGET_OPTION_PRINT): Ditto.
3694 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3695 (TARGET_CAN_INLINE_P): Ditto.
3696 (TARGET_INITIALIZER): Add new hooks.
3698 * tree-inline.c (tree_can_inline_p): New function to determine
3699 whether one function can inline another. Check if the functions
3700 use compatible optimization options, and also call the backend
3703 * tree-inline.h (tree_can_inline_p): Add declaration.
3705 * c-common.c (c_common_attribute): Add support for option and
3706 optimize attributes.
3707 (handle_option_attribute): Add support for the option attribute to
3708 allow the user to specify different target options for compiling a
3710 (handle_optimize_attribute): Add support for the optimize
3711 attribute to allow the user to specify different optimization
3712 options for compiling a specific function.
3713 (handle_hot_attribute): Turn on -O3 optimization for this one
3714 function if it isn't the default optimization level.
3715 (handle_cold_attribute): Turn on -Os optimization for this one
3716 function if it insn't the default optimization.
3717 (const_char_p): New const char * typedef.
3718 (optimize_args): New static vector to remember the optimization
3720 (parse_optimize_options): New function to set up the optimization
3721 arguments from either the optimize attribute or #pragma GCC optimize.
3723 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3724 (builtin_define_std): Ditto.
3726 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3727 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3728 (x86_64-*-*): Ditto.
3730 * Makefile.in (TREE_H): Add options.h.
3731 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3733 * doc/extend.texi (option attribute): Document new attribute.
3734 (optimize attribute): Ditto.
3735 (hot attribute): Document hot attribute sets -O3.
3736 (cold attribute): Document cold attribute sets -Os.
3737 (#pragma GCC option): Document new pragma.
3738 (#pragma GCC optimize): Ditto.
3740 * doc/options.texi (TargetSave): Document TargetSave syntax.
3741 (UInteger): Document UInteger must be used for certain flags.
3742 (Save): Document Save option to create target specific options
3743 that can be saved/restored on a function specific context.
3745 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3746 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3748 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3749 (TARGET_OPTION_SAVE): Ditto.
3750 (TARGET_OPTION_RESTORE): Ditto.
3751 (TARGET_OPTION_PRINT): Ditto.
3752 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3753 (TARGET_CAN_INLINE_P): Ditto.
3755 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3757 (-mfpmath=both): Ditto.
3759 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3760 Karthik Kumar <karthikkumar@gmail.com>
3762 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3763 (TARGET_POPCNT): Ditto.
3764 (TARGET_SAHF): Ditto.
3765 (TARGET_AES): Ditto.
3766 (TARGET_PCLMUL): Ditto.
3767 (TARGET_CMPXCHG16B): Ditto.
3768 (TARGET_RECIP): Move switch into target_flags.
3769 (TARGET_FUSED_MADD): Ditto.
3770 (ix86_arch_features): Make an unsigned char type.
3771 (ix86_tune_features): Ditto.
3772 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3773 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3774 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3776 * config/i386/i386.opt (arch): New TargetSave field to define
3777 fields that need to be saved for function specific option support.
3780 (branch_cost): Ditto.
3781 (ix86_isa_flags_explicit): Ditto.
3782 (tune_defaulted): Ditto.
3783 (arch_specified): Ditto.
3784 (-m128-long-double): Add Save flag to save option for target
3785 specific option support.
3787 (-maccumulate-outgoing-args): Ditto.
3788 (-malign-double): Ditto.
3789 (-malign-stringops): Ditto.
3790 (-mfancy-math-387): Ditto.
3791 (-mhard-float): Ditto.
3793 (-minline-all-stringops): Ditto.
3794 (-minline-stringops-dynamically): Ditto.
3795 (-mms-bitfields): Ditto.
3796 (-mno-align-stringops): Ditto.
3797 (-mno-fancy-math-387): Ditto.
3798 (-mno-push-args): Ditto.
3799 (-mno-red-zone): Ditto.
3800 (-mpush-args): Ditto.
3801 (-mred-zone): Ditto.
3803 (-msseregparm): Ditto.
3804 (-mstack-arg-probe): Ditto.
3819 (-mrecip): Move flag into target_flags.
3821 (-mno-fused-madd): Ditto.
3822 (-mfused-madd): Ditto.
3823 (-mabm): Move flag into ix86_isa_flags.
3830 * config/i386/i386-c.c: New file for #pragma support.
3831 (ix86_target_macros_internal): New function to #define or #undef
3832 target macros based when the user uses the #pragma GCC option to
3833 change target options.
3834 (ix86_pragma_option_parse): New function to add #pragma GCC option
3836 (ix86_target_macros): Move defining the target macros here from
3837 TARGET_CPU_CPP_BUILTINS in i386.h.
3838 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3839 defined, initialize any subtarget #pragmas.
3841 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3842 REGISTER_TARGET_PRAGMAS.
3844 * config/i386/t-i386: New file for x86 dependencies.
3845 (i386.o): Make dependencies mirror the include files used.
3846 (i386-c.o): New file, add dependencies.
3848 * config/i386/i386-protos.h (override_options): Add bool argument.
3849 (ix86_valid_option_attribute_tree): Add declaration.
3850 (ix86_target_macros): Ditto.
3851 (ix86_register_macros): Ditto.
3853 * config/i386/i386.c (ix86_tune_features): Move initialization of
3854 the target masks to initial_ix86_tune_features to allow functions
3855 to have different target options. Make type unsigned char,
3856 instead of unsigned int.
3857 (initial_ix86_tune_features): New static vector to hold processor
3858 masks for the tune variables.
3859 (ix86_arch_features): Move initialization of the target masks to
3860 initial_ix86_arch_features to allow functions to have different
3861 target options. Make type unsigned char, instead of unsigned int.
3862 (initial_ix86_arch_features): New static vector to hold processor
3863 masks for the arch variables.
3864 (enum ix86_function_specific_strings): New enum to describe the
3865 string options used for attribute((option(...))).
3866 (ix86_target_string): New function to return a string that
3867 describes the target options.
3868 (ix86_debug_options): New function to print the current options in
3870 (ix86_function_specific_save): New function hook to save the
3871 function specific global variables in the cl_target_option structure.
3872 (ix86_function_specific_restore): New function hook to restore the
3873 function specific variables from the cl_target_option structure to
3874 the global variables.
3875 (ix86_function_specific_print): New function hook to print the
3876 target specific options in the cl_target_option structure.
3877 (ix86_valid_option_attribute_p): New function hook to validate
3878 attribute((option(...))) arguments.
3879 (ix86_valid_option_attribute_tree): New function that is common
3880 code between attribute((option(...))) and #pragma GCC option
3881 support that parses the options and returns a tree holding the options.
3882 (ix86_valid_option_attribute_inner_p): New helper function for
3883 ix86_valid_option_attribute_tree.
3884 (ix86_can_inline_p): New function hook to decide if one function
3885 can inline another on a target specific basis.
3886 (ix86_set_current_function); New function hook to switch target
3887 options if the user used attribute((option(...))) or #pragma GCC
3889 (ix86_tune_defaulted): Move to static file scope from
3891 (ix86_arch_specified): Ditto.
3892 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3894 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3895 (OPTION_MASK_ISA_ABM_SET): Ditto.
3896 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3897 (OPTION_MASK_ISA_CX16_SET): Ditto.
3898 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3899 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3900 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3901 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3902 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3903 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3904 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3905 (struct ptt): Move to static file scope from override_options.
3906 (processor_target_table): Ditto.
3908 (ix86_handle_option): Add support for options that are now isa options.
3909 (override_options): Add support for declaring functions that
3910 support different target options than were specified on the
3911 command line. Move struct ptt, processor_target_table, cpu_names,
3912 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3913 Add bool argument. Fix up error messages so the appropriate error
3914 is given for either command line or attribute.
3915 (ix86_previous_fndecl): New static to remember previous function
3916 declaration to see if we need to change target options.
3917 (ix86_builtins_isa): New array to record the ISA of each builtin
3919 (def_builtin): Always create the builtin function, even if the
3920 current ISA doesn't support it.
3921 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3922 tests for those builtins.
3923 (ix86_init_builtins): Remove TARGET_MMX test for calling
3924 ix86_init_mmx_sse_builtins.
3925 (ix86_expand_builtin): If the current ISA doesn't support a given
3926 builtin, signal an error.
3927 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3928 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3929 (TARGET_OPTION_SAVE): Ditto.
3930 (TARGET_OPTION_RESTORE): Ditto.
3931 (TARGET_OPTION_PRINT): Ditto.
3932 (TARGET_CAN_INLINE_P): Ditto.
3934 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3936 * c-typeck.c (build_external_ref): Don't call assemble_external.
3937 * final.c (output_operand): Call assemble_external.
3939 2008-07-21 DJ Delorie <dj@redhat.com>
3941 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3942 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3944 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3946 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3947 original insn and splitter contents into ...
3948 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3949 flag_unsafe_math_optimizations. Add dummy scratch register.
3950 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3951 !flag_unsafe_math_optimizations. Returns number with next
3952 highest magnitude if this is still less or equal to the true
3953 quotient in magnitude.
3955 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3957 * Makefile.in: Replace toplev.h with TOPLEV_H.
3958 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3959 * c-lex.c (fe_file_change): Don't set in_system_header.
3960 * c-parser.c (c_token): Remove in_system_header.
3961 (c_lex_one_token): Don't set in_system_header.
3962 (c_parser_set_source_position_from_token): Don't set in_system_header.
3963 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3966 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3967 * flags.h (in_system_header): Remove.
3968 * function.c (saved_in_system_header): Remove.
3969 (push_cfun): Don't set in_system_header.
3970 (pop_cfun): Don't set in_system_header.
3971 (push_struct_function): Don't set in_system_header.
3972 * input.h (expanded_location): Add sysp.
3973 (in_system_header_at): New.
3974 (in_system_header): New.
3975 * toplev.c (in_system_header): Remove.
3976 * toplev.h: Include input.h
3978 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3979 * tree-ssa.c (warn_uninit): Call warning_at.
3980 (warn_uninitialized_var): Update calls to warn_uninit.
3981 (warn_uninitialized_phi): Update calls to warn_uninit.
3982 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3983 (expand_location): Initialize xloc.sysp.
3984 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3985 (tree_decl_with_vis): Remove in_system_header_flag.
3987 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3990 * recog.c (asm_operand_ok): Change the order of the extra
3991 memory constraint checks.
3993 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3996 * tree-switch-conversion.c (build_one_array): Call
3997 varpool_mark_needed_node and varpool_finalize_decl
3998 instead of assemble_variable.
4000 2008-07-19 Jan Hubicka <jh@suse.cz>
4002 * cgraph.c (cgraph_add_new_function): Do early local passes.
4003 * tree-nrv.c (gate_pass_return_slot): New gate.
4004 (pass_nrv): Add the gate.
4005 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
4007 (coalesce_ssa_name): Coalesce SSA names.
4008 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
4009 not optimizing so unused user vars remains visible.
4010 * common.opt (flag_tree_ter): Always enable by default.
4011 * tree-ssa-ter.c: Include flags.h
4012 (is_replaceable_p): Check that locations match; when aliasing is missing
4013 be conservative about loads.
4014 * tree-optimize.c (gate_init_datastructures): Remove.
4015 (pass_init_datastructures): New.
4016 * passes.c: Reorder passes so we always go into SSA.
4018 2008-07-19 Jan Hubicka <jh@suse.cz>
4020 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
4021 * doc/invoke.texi (--combine): Likewise.
4022 (-finline-functions-called-once): Update levels when enabled.
4023 (-funit-at-a-time): Document new behaviour.
4024 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
4025 -fno-section-anchors when disabled explicitly.
4026 (inline params): They are not ignored now.
4027 (precompiled headers): Remove unit-at-a-time as being incompatible.
4028 * opts.c (decode_options): Handle unit-at-a-time as alias;
4029 imply -fno-section-anchors when toplevel reorder is disabled
4031 * common.opt (ftoplevel-reorder): Set default value to 2.
4032 (funit-at-a-time): Set default value to 1.
4033 * config/rs6000/rs6000.c (optimization_options): Set section anchors
4036 2008-07-19 Jan Hubicka <jh@suse.cz>
4038 * builtins.c (expand_builtin_int_roundingfn,
4039 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
4042 2008-07-19 Richard Guenther <rguenther@suse.de>
4045 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
4046 * tree-ssa-sccvn.c (get_constant_value_id): New function.
4047 * tree-ssa-pre.c (get_expr_value_id): For newly created
4048 constant value-ids make sure to add the expression to its
4051 2008-07-19 Jakub Jelinek <jakub@redhat.com>
4054 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
4055 return value of the builtin is ignored.
4057 2008-07-19 Olivier Hainque <hainque@adacore.com>
4059 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
4060 bits, a C conformant malloc implementation has to provide.
4061 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
4063 2008-07-19 Joseph Myers <joseph@codesourcery.com>
4067 * reload.c (find_reloads_subreg_address): Only reload address if
4068 reloaded == 0, not for reloaded != 1.
4071 2008-07-16 Joseph Myers <joseph@codesourcery.com>
4072 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
4073 (m32c_legitimate_address_p): Handle "++rii" addresses created by
4074 m32c_legitimize_reload_address.
4076 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
4077 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
4078 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
4080 2008-07-19 Olivier Hainque <hainque@adacore.com>
4082 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
4083 argument, saying whether nested array are to be collapsed
4084 into a single array type DIE with multiple subscripts.
4085 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
4086 issues, centralize the nested array types collapsing control and
4087 disable the transformation for Ada.
4089 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
4092 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
4094 (x86_64_shift_adj_2): New expander.
4095 (x86_64_shift_adj_3): Ditto.
4096 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
4097 to split TImode operands.
4098 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
4099 (ix86_split_lshr): Ditto.
4101 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
4103 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
4104 and __CHAR32_TYPE__.
4105 * c-typeck.c (digest_init): Support char16_t and char32_t.
4106 (set_nonincremental_init_from_string): Idem.
4108 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
4111 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
4112 PREFERRED_STACK_BOUNDARY.
4113 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4115 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
4118 * function.c (locate_and_pad_parm): Cap boundary earlier.
4120 2008-07-17 Julian Brown <julian@codesourcery.com>
4122 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
4123 no-op for targets which don't use DLLs.
4125 2008-07-17 Martin Jambor <mjambor@suse.cz>
4127 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
4128 that nodes are relevant by examining the node->analyzed flag.
4129 (ipcp_init_stage): Check which nodes are relevant, assert that the
4130 relevant ones are also required.
4131 (ipcp_propagate_stage): Check on the side arrays are properly
4133 (ipcp_print_all_jump_functions): Make sure not to touch any node
4134 that is not analyzed or an edge that does not have a corresponding
4135 entry in the on-the-side vectors.
4136 (ipcp_function_scale_print): Likewise.
4137 (ipcp_update_callgraph): Check that the node is relevant.
4138 (ipcp_insert_stage): Check that the node is relevant. Check there is
4139 an info for every node and edge.
4140 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
4141 (ipa_print_all_tree_maps): Likewise and a new variable info.
4142 (ipa_print_all_params_modified): Likewise.
4143 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
4145 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
4148 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
4150 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
4152 PR rtl-optimization/36753
4153 * fwprop.c (use_killed_between): Don't shortcut
4154 single-definition global registers.
4156 2008-07-16 Jan Hubicka <jh@suse.cz>
4158 * cgraph.h (varpool_empty_needed_queue): Declare.
4159 * cgraphunit.c (output_in_order): Mark all variables as needed;
4161 * varpool.c (varpool_assemble_node): Update debug queue.
4162 (varpool_assemble_pending_decls): Don't do it here.
4163 (varpool_empty_needed_queue): New function.
4165 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4167 * recog.c (peephole2_optimize): Fix formatting.
4169 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4171 * c-pch.c (get_ident): Avoid C++ keywords.
4172 * combine-stack-adj.c (single_set_for_csa): Likewise.
4173 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
4174 output_asm_insn): Likewise.
4175 * reload.c (push_secondary_reload, find_reusable_reload,
4176 push_reload, combine_reloads, find_reloads,
4177 debug_reload_to_stream): Likewise.
4178 * reload.h (struct reload): Likewise.
4179 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
4180 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
4181 emit_output_reload_insns): Likewise.
4182 * targhooks.c (default_secondary_reload): Likewise.
4183 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
4185 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4187 * recog.c (validate_change_1, validate_change,
4188 validate_unshare_change, validate_replace_rtx_1, struct
4189 funny_match, constrain_operands, peephole2_optimize): Avoid C++
4191 * reload.c (push_secondary_reload, secondary_reload_class,
4192 scratch_reload_class, find_valid_class, find_reusable_reload,
4193 push_reload, find_dummy_reload, find_reloads_address_1,
4194 find_reloads_address_part, find_equiv_reg): Likewise.
4195 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
4196 choose_reload_regs): Likewise.
4197 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
4199 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4200 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4201 * sched-rgn.c (concat_INSN_LIST): Likewise.
4202 * stor-layout.c (mode_for_size, mode_for_size_tree,
4203 smallest_mode_for_size): Likewise.
4205 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4207 * cfg.c (dump_reg_info): Avoid C++ keywords.
4208 * dwarf2asm.c (dw2_force_const_mem,
4209 dw2_asm_output_encoded_addr_rtx): Likewise.
4210 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
4211 * expmed.c (expand_shift): Likewise.
4212 * global.c (find_reg): Likewise.
4213 * graph.c (draw_edge): Likewise.
4214 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
4215 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
4216 widen_clz, widen_bswap, expand_parity, expand_unop,
4217 emit_cmp_and_jump_insn_1): Likewise.
4218 * postreload.c (reload_cse_simplify_operands): Likewise.
4219 * ra.h (add_neighbor): Likewise.
4220 * reg-stack.c (remove_regno_note, change_stack): Likewise.
4221 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
4222 record_reg_classes, copy_cost, record_address_regs,
4223 invalid_mode_change_p): Likewise.
4224 * regrename.c (regrename_optimize, scan_rtx_reg,
4225 dump_def_use_chain, find_oldest_value_reg,
4226 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
4228 2008-07-16 David Edelsohn <edelsohn@gnu.org>
4230 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
4231 MASK_POWERPC64 for power4 in previous commit.
4233 2008-07-16 Olivier Hainque <hainque@adacore.com>
4235 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
4236 instead of bare conversion to cast const-ness away.
4238 2008-07-16 Anatoly Sokolov <aesok@post.ru>
4240 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
4241 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
4242 * config/xtensa/xtensa.c (xtensa_function_value): New function.
4243 (TARGET_FUNCTION_VALUE): Define.
4245 2008-07-16 David Edelsohn <edelsohn@gnu.org>
4247 * config/rs6000/rs6000.c (processor_target_table): Add
4248 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
4250 2008-07-16 Joseph Myers <joseph@codesourcery.com>
4253 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
4254 (m32c_legitimate_address_p): Handle "++rii" addresses created by
4255 m32c_legitimize_reload_address.
4257 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
4259 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
4260 DECL_IN_SYSTEM_HEADER in sync.
4262 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
4264 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
4265 * tree-ssa-pre.c (pre_expr_eq): Ditto
4266 (get_constant_for_value_id): Take a type as an argument.
4267 (fully_constant_expression): Pass in type.
4268 (find_or_generate_expression): Short circuit constant case.
4269 (create_expression_by_pieces): Remove special casing of
4271 (do_regular_insertion): Short circuit constant case.
4272 (do_partial_partial_insertion): Ditto.
4274 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
4277 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
4279 2008-07-15 Bob Wilson <bob.wilson@acm.org>
4281 * config/xtensa/libgcc-xtensa.ver: New file.
4282 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
4284 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4286 * df-problems.c (df_set_note): Avoid C++ keywords.
4287 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
4288 * dse.c (record_store, remove_useless_values): Likewise.
4289 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
4290 gen_reg_rtx_offset, operand_subword, change_address_1,
4291 change_address, adjust_address_1, offset_address,
4292 widen_memory_access, emit_copy_of_insn_after): Likewise.
4293 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
4294 * fwprop.c (should_replace_address, propagate_rtx_1,
4295 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
4297 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
4298 gcse_emit_move_after, update_ld_motion_stores): Likewise.
4299 * lcm.c (compute_insert_delete, pre_edge_lcm,
4300 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
4301 * lower-subreg.c (resolve_reg_notes): Likewise.
4302 * mode-switching.c (optimize_mode_switching): Likewise.
4304 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4306 * bt-load.c (add_btr_def, migrate_btr_def,
4307 branch_target_load_optimize): Avoid C++ keywords.
4308 * caller-save.c (insert_restore, insert_save, insert_one_insn):
4310 * combine.c (subst, simplify_set, make_extraction,
4311 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
4312 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
4313 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
4315 2008-07-15 Richard Guenther <rguenther@suse.de>
4318 * c-common.c (strict_aliasing_warning): Do not warn for
4319 TYPE_REF_CAN_ALIAS_ALL pointers.
4320 (c_common_get_alias_set): may_alias types are not special.
4321 * tree.c (build_pointer_type_for_mode): Look up the may_alias
4322 attribute and set can_ref_all accordingly.
4323 (build_reference_type_for_mode): Likewise.
4324 * doc/extend.texi (may_alias): Clarify.
4326 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
4329 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
4330 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
4332 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4335 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
4336 gcc_assert, instead call output_operand_lossage.
4338 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
4340 * builtins.c (std_canonical_va_list): Treat structure based
4343 2008-07-15 Ben Elliston <bje@au.ibm.com>
4345 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
4347 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
4349 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
4352 2008-07-14 Jan Hubicka <jh@suse.cz>
4354 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
4355 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
4356 fix predicates and constraints.
4357 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
4358 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
4360 2008-07-14 Doug Kwan <dougkwan@google.com>
4362 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
4363 additional option file arm/eabi.opt.
4364 * config/arm/eabi.h (File): New configuration file for EABI targets.
4365 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
4366 SUBSUBTARGET_EXTRA_SPECS.
4367 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
4368 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
4369 from STARTFILE_SPEC so that it can be referenced in an override.
4370 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
4371 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
4372 can be referenced in an override.
4373 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
4374 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
4375 so that it can be referenced in an override.
4376 (LINK_SPEC): Use BPABI_LINK_SPEC.
4377 * config/arm/eabi.opt (File): New.
4379 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4381 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
4382 (FIXED_VALUE_H): New variable.
4383 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
4384 input.h, fixed-value.h.
4385 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
4386 (BASIC_BLOCK_H): Use $(BITMAP_H).
4387 (FUNCTION_H): Add varray.h.
4388 (IPA_REFERENCE_H): Use $(BITMAP_H).
4389 (CGRAPH_H): Add $(BASIC_BLOCK_H).
4390 (DF_H): Use $(BITMAP_H).
4391 (GGC_H): Add statistics.h.
4393 (INSN_ATTR_H): Use it.
4394 (SYSTEM_H): Add safe-ctype.h, filenames.h.
4396 (SYMTAB_H): Add $(OBSTACK_H).
4397 (CPP_INTERNAL_H): New.
4398 (TREE_DUMP_H): Add tree-pass.h.
4399 (TREE_FLOW_H): Use $(BITMAP_H)
4400 (PRETTY_PRINT_H): Use $(INPUT_H).
4401 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
4404 (many object files): Fix lots of header dependencies throughout.
4406 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4408 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
4410 (s-gtyp-input): Use them to write tmp-gi.list.
4411 (echo_to_gi.list): Remove.
4413 2008-07-14 Richard Guenther <rguenther@suse.de>
4415 * tree-ssa-sccvn.c (pre_info): Remove.
4416 (switch_to_PRE_table): Likewise.
4417 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
4418 (set_hashtable_value_ids): Do not create value-ids for the
4420 (run_scc_vn): Remove double test. Remove bogus special-case
4421 in value-number printing.
4422 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
4423 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
4425 * tree-flow-inline.h (get_value_handle): Remove.
4426 * tree-flow.h (get_value_handle): Remove.
4428 2008-07-14 Martin Jambor <mjambor@suse.cz>
4430 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
4431 in which we generate arithmetics is not a subrange.
4433 2008-07-14 Martin Jambor <mjambor@suse.cz>
4435 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4437 2008-07-14 Richard Guenther <rguenther@suse.de>
4439 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4441 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4444 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4445 reload for symbol refs moved to r0 with -fPIC.
4446 (legitimize_pic_address): Use the target register as temporary
4448 (emit_symbolic_move): Adjust comment.
4449 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4452 2008-07-14 Ben Elliston <bje@au.ibm.com>
4454 * c-common.h (C_CPP_HASHNODE): New macro.
4455 * coretypes.h (struct cpp_token): Forward declare.
4456 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4457 the context-sensitive keyword method.
4458 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4459 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4460 expand_bool_pixel): New.
4461 (altivec_categorize_keyword): New function.
4462 (init_vector_keywords): New function.
4463 (rs6000_macro_to_expand): Likewise.
4464 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4465 compiling an ISO C dialect.
4467 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4469 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4470 (create_expression_by_pieces): Fix typo.
4471 (do_regular_insertion): Use debug counter here too.
4473 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4476 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4477 CONST_OK_FOR_LETTER_P. All port-local users changed.
4478 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4479 implement Kp matching power-of-two.
4480 (CONSTRAINT_LEN): Define to match.
4481 * config/cris/cris.md: Replace all use of constraint K with Kc.
4482 ("*btst*): Use Kp for operand 0 of last alternative.
4484 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4487 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4490 2008-07-13 Jan Hubicka <jh@suse.cz>
4492 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4495 2008-07-13 Richard Guenther <rguenther@suse.de>
4498 * langhooks.c (lhd_print_error_function): Deal with recursive
4501 2008-07-12 Jan Hubicka <jh@suse.cz>
4503 * cgraph.c (assembler_name_hash): New static var.
4504 (hash_node_by_assembler_name, eq_assembler_name): New.
4505 (cgraph_node_for_asm): Use hashtable.
4506 (cgraph_remove_node): Maintain hashtable.
4507 (change_decl_assembler_name): Sanity check that names are not changing
4508 after aliasing was processed.
4509 * cgraph.h (varpoon_node): Add next GGC marker.
4510 * tree.c (decl_assembler_name_equal): Constify.
4511 (decl_assembler_name_hash): New.
4512 * tree.h (decl_assembler_name_equal): Constify.
4513 (decl_assembler_name_hash): Update.
4515 2008-07-12 David Daney <ddaney@avtrex.com>
4517 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4520 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4522 * doc/md.texi: Document the MIPS "v" constraint.
4523 * config/mips/mips.h (reg_class): Revert last change.
4524 (REG_CLASS_NAMES): Likewise.
4525 (REG_CLASS_CONTENTS): Likewise.
4526 * config/mips/mips.c (mips_regno_to_class): Likewise.
4527 * config/mips/constraints.md (v): Likewise, but add documentation.
4528 Add a comment to say that this constraint should not be used in
4531 2008-07-11 DJ Delorie <dj@redhat.com>
4533 * config/h8300/h8300.md (length): Fix branch offset limit.
4535 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4537 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4538 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4539 (avr_hard_regno_scratch_ok): New function.
4540 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4541 * config/avr/avr.md (all peepholes that request a scratch register):
4542 Remove avr_peep2_scratch_safe use.
4544 2008-07-11 Tom Tromey <tromey@redhat.com>
4545 Ian Lance Taylor <iant@google.com>
4547 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4548 (struct c_common_resword): Define.
4549 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4550 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4551 (c_common_reswords, num_c_common_reswords): Declare.
4552 * c-common.c (c_common_reswords): New global const array.
4553 (num_c_common_reswords): New const int.
4554 * c-parser.c (struct resword, reswords): Don't define.
4555 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4556 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4557 than reswords. If warning about C++ keywords, give them a special
4559 (c_lex_one_token): Warn about C++ keywords. Call
4560 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4561 (c_parser_external_declaration): Look for RID_xxx rather than
4562 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4563 (c_parser_statement_after_labels): Likewise.
4564 (c_parser_objc_class_instance_variables): Likewise.
4565 (c_parser_objc_class_declaration): Likewise.
4566 (c_parser_objc_try_catch_statement): Likewise.
4567 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4568 (declspecs_add_type): Likewise.
4570 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4572 * ggc-page.c (alloc_page):
4573 Substituting xmalloc, xcalloc with
4574 XNEWVEC and XCNEWVAR macros which add the
4577 2008-07-11 Richard Guenther <rguenther@suse.de>
4579 PR tree-optimization/36765
4580 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4581 aliases from HEAP vars to SMTs.
4583 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4585 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4586 * configure.ac (loose_warn): Move -Wc++-compat from here...
4587 (strict_warn): ...to here.
4588 * configure: Regenerate.
4590 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4592 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4593 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4594 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4595 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4596 excluding more specific h8300-*-* and sh-*-* targets.
4598 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4600 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4602 (execute_pre): Call loop_optimizer_finalize in early exit.
4604 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4607 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4608 uids in the bitmap, not just VAR_DECL uids.
4610 PR rtl-optimization/36419
4611 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4612 (combine_stack_adjustments_for_block): Call it if needed. Delete
4614 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4615 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4616 prologue sp adjustment.
4618 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4621 * opts.c (print_ignored_options): Report postponed diagnostics for
4622 unknown -Wno-* options as warnings, not errors.
4623 (postpone_unknown_option_error): Renamed to...
4624 (postpone_unknown_option_warning): ... this.
4626 2008-07-09 Doug Kwan <dougkwan@google.com>
4629 2008-07-08 Doug Kwan <dougkwan@google.com>
4631 * config/arm/arm.opt (mandroid): New option.
4632 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4633 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4635 (CC1PLUS_SPEC): Same.
4637 (STARTFILE_SPEC): Same.
4638 (ENDFILE_SPEC): Same.
4639 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4642 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4645 * config/mips/mips.h (reg_class): Remove V1_REG.
4646 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4647 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4649 (mips_get_tp): New function.
4650 (mips_legitimize_tls_address): Use it.
4651 * config/mips/constraints.md (v): Delete.
4652 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4653 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4654 After reload, split into a move and ...
4655 (*tls_get_tp_<mode>_split): ...this new instruction.
4657 2008-07-09 David Daney <ddaney@avtrex.com>
4659 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4661 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4663 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4664 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4666 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4667 htab_delete should be called. Don't free c.
4668 (lookup_tmp_var): Create temp_htab lazily.
4669 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4670 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4672 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4673 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4674 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4675 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4676 * tree-sra.c (generate_element_init): Likewise.
4677 * tree-mudflap.c (execute_mudflap_function_ops,
4678 execute_mudflap_function_decls): Likewise.
4679 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4680 * tree-gimple.h (struct gimplify_ctx): New type.
4681 (push_gimplify_context): Adjust prototype.
4683 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4685 * tree-ssa-pre.c (phi_translate_1): Update placement of
4688 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4690 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4691 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4692 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4693 * targhooks.c (default_hard_regno_scratch_ok): New function.
4694 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4695 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4696 * recog.c: Include "target.h".
4697 (peep2_find_free_register): Add check for global regs. Add target
4699 * Makefile.in (recog.o): Depend on target.h.
4701 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4703 * config/sh/sh.c (sh_canonical_va_list_type): New.
4704 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4706 2008-07-09 Raksit Ashok <raksit@google.com>
4708 * doc/invoke.texi (Option Summary): Mention new option
4709 -Wdisallowed-function-list=...
4710 (Warning Options): Document -Wdisallowed-function-list=...
4711 * common.opt (Wdisallowed-function-list=): New flag.
4712 * flags.h (warn_disallowed_functions): External definition of new
4713 boolean warning flag.
4714 (warn_if_disallowed_function_p): Declare new function.
4715 * opts.c (warning_disallowed_functions): New static variable.
4716 (warn_disallowed_functions): New boolean warning flag.
4717 (warn_if_disallowed_function_p): New function.
4718 (add_comma_separated_to_vector): Rename
4719 add_instrument_functions_exclude_list to this.
4720 (common_handle_option): Handle new option. Rename calls to
4721 add_instrument_functions_exclude_list into calls to
4722 add_comma_separated_to_vector.
4723 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4724 based on flag warn_disallowed_functions.
4726 2008-07-09 Christian Bruel <christian.bruel@st.com>
4728 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4729 instead of get_attr_length.
4731 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4733 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4735 * genemit.c (gen_insn): Likewise.
4736 * gengtype.c (note_def_vec): Likewise.
4737 * gengtype.h (note_def_vec): Likewise.
4738 * genoutput.c (struct data, output_insn_data, process_template,
4739 gen_expand, gen_split, note_constraint): Likewise.
4740 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4741 make_insn_sequence): Likewise.
4742 * gensupport.c (record_insn_name): Likewise.
4744 2008-07-08 Doug Kwan <dougkwan@google.com>
4746 * config/arm/arm.opt (mandroid): New option.
4747 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4748 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4750 (CC1PLUS_SPEC): Same.
4752 (STARTFILE_SPEC): Same.
4753 (ENDFILE_SPEC): Same.
4754 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4757 2008-07-08 Raksit Ashok <raksit@google.com>
4759 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4760 (set_storage_via_setmem): Fix expected_align parameter.
4761 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4762 missing from the list.
4763 * doc/md.texi (movmem): Explicitly state that expected alignment is
4764 to be expressed in bytes.
4765 (setmem): Explicitly state that expected alignment is to be expressed
4768 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4770 * reload.c (find_reloads_subreg_address): Do not require validity
4771 of address in original mode before reloading address.
4773 2008-07-07 Tianwei Sheng <tianweis@google.com>
4775 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4776 bounds array access.
4778 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4780 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4782 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4784 Fix PR tree-optimization/23455
4785 Fix PR tree-optimization/35286
4786 Fix PR tree-optimization/35287
4787 * Makefile.in (OBJS-common): Remove tree-vn.o.
4788 (tree-vn.o): Remove.
4789 * dbgcnt.def: Add treepre_insert debug counter.
4790 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4791 (debug_value_expressions): Ditto.
4792 (print_value_expressions): Ditto.
4793 * tree-pretty-print.c (dump_generic_node): Updated for
4794 VALUE_HANDLE removal.
4795 * tree-ssa-dom.c (record_equality): Ditto.
4796 (cprop_operand): Ditto.
4797 (lookup_avail_expr): Ditto.
4798 * tree-ssa-threadedge.c
4799 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4800 (simplify_control_stmt_condition): Ditto.
4801 * tree.c (tree_code_size): Ditto.
4802 (tree_node_structure): Ditto.
4803 (iterative_hash_expr): Ditto.
4805 * tree.h (VALUE_HANDLE_ID): Ditto.
4806 (VALUE_HANDLE_EXPR_SET): Ditto.
4807 (struct tree_value_handle): Ditto.
4808 (union tree_node): Ditto.
4809 * treestruct.def: Ditto.
4810 * tree-vn.c: Removed.
4811 * tree-ssa-pre.c: Rewritten entirely.
4812 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4813 (constant_value_ids): Ditto.
4814 (vn_nary_op_t): Moved to header.
4816 (vn_reference_op_t): Ditto
4817 (vn_reference_t): Ditto.
4818 (next_value_id): New variable.
4819 (VN_INFO): Add an assert.
4820 (vn_constant_eq): New function.
4821 (vn_constant_hash): Ditto.
4822 (get_or_alloc_constant_value_id): Ditto.
4823 (value_id_constant_p): Ditto.
4824 (vn_reference_compute_hash): De-staticify.
4825 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4826 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4827 (valueize_refs): Update opcode if it changes from ssa name to constant.
4828 (vn_reference_lookup_1): Add new argument.
4829 (vn_reference_lookup): Ditto.
4830 (vn_reference_lookup_pieces): New function.
4831 (vn_reference_insert): Add return type. Modify to deal with value ids.
4832 (vn_reference_insert_pieces): New function.
4833 (vn_nary_op_compute_hash): De-staticify.
4834 (vn_nary_op_eq): Ditto.
4835 (vn_nary_op_lookup_pieces): New function.
4836 (vn_nary_op_lookup): Add new argument.
4837 (vn_nary_op_insert_pieces): New function.
4838 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4839 (vn_phi_insert): Ditto.
4840 (visit_unary_op): Update for callee changes.
4841 (visit_binary_op): Ditto.
4842 (visit_reference_op_load): Ditto.
4843 (visit_reference_op_store): Ditto.
4844 (init_scc_vn): Init next_value_id, constant_to_value_id and
4846 (free_scc_vn): Free them.
4847 (set_hashtable_value_ids): New function.
4848 (run_scc_vn): Use it.
4849 (get_max_value_id): New function.
4850 (get_next_value_id): Ditto.
4851 (expressions_equal_p): Moved from tree-vn.c
4852 (sort_vuses): Ditto.
4853 (sort_vuses_heap): Ditto.
4854 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4856 * tree.c (iterative_hash_hashval_t): Made non-static
4857 * tree.h (iterative_hash_hashval_t): Declare it.
4859 2008-07-08 Martin Jambor <mjambor@suse.cz>
4861 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4862 instead of ipa_create_node_params.
4863 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4864 ipa_check_create_edge_args, free them with
4865 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4867 * ipa-prop.c: Include flags.h and tree-inline.h.
4868 (ipa_node_params_vector): New variable.
4869 (ipa_edge_args_vector): New variable.
4870 (edge_removal_hook_holder): New variable.
4871 (node_removal_hook_holder): New variable.
4872 (edge_duplication_hook_holder): New variable.
4873 (node_duplication_hook_holder): New variable.
4874 (ipa_detect_param_modifications): Check for presence of modified flags.
4875 (ipa_compute_jump_functions): Check for presence of jump functions.
4876 (ipa_free_edge_args_substructures): New function.
4877 (ipa_create_node_params): Removed.
4878 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4879 (ipa_free_node_params_substructures): New function.
4880 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4882 (ipa_edge_removal_hook): New function.
4883 (ipa_node_removal_hook): New function.
4884 (duplicate_array): New function.
4885 (ipa_edge_duplication_hook): New function.
4886 (ipa_node_duplication_hook): New function.
4887 (ipa_register_cgraph_hooks): New function.
4888 (ipa_unregister_cgraph_hooks): New function.
4889 (free_all_ipa_structures_after_ipa_cp): New function.
4891 * ipa-prop.h: Include vec.h.
4892 (ipa_node_params_t): New typedef with vector types for it.
4893 (ipa_edge_args_t): New typedef with vector types for it.
4894 (IPA_NODE_REF): Changed to access an on-the-side vector.
4895 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4896 (ipa_check_create_node_params): New function.
4897 (ipa_check_create_edge_args): New function.
4899 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4902 2008-07-07 Tom Tromey <tromey@redhat.com>
4904 * configure, config.in: Rebuilt.
4905 * configure.ac: Don't check for scandir or alphasort.
4907 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4909 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4910 types immediately after creating them.
4912 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4914 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4916 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4918 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4919 dump_constraint_graph.
4920 (dump_constraint_edge): New function.
4921 (dump_constraint_graph): New function.
4922 (debug_constraint_graph): New function.
4923 (dump_constraint): Removed useless comparison.
4924 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4925 (dump_constraint_graph): Declare.
4926 (debug_constraint_graph): Declare.
4927 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4929 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4931 * config/i386/i386.c (is_va_list_char_pointer): New.
4932 (ix86_va_start): Replace compare with ms_va_list_type_node
4933 by is_va_list_char_pointer.
4934 (ix86_gimplify_va_arg): Likewise.
4936 2008-07-07 Martin Jambor <mjambor@suse.cz>
4938 * cgraph.c (cgraph_edge_max_uid): New variable.
4939 (struct cgraph_edge_hook_list): New type.
4940 (struct cgraph_node_hook_list): New type.
4941 (struct cgraph_2edge_hook_list): New type.
4942 (struct cgraph_2node_hook_list): New type.
4943 (first_cgraph_edge_removal_hook): New variable.
4944 (first_cgraph_node_removal_hook): New variable.
4945 (first_cgraph_edge_duplicated_hook): New variable.
4946 (first_cgraph_node_duplicated_hook): New variable.
4947 (cgraph_add_edge_removal_hook): New function.
4948 (cgraph_remove_edge_removal_hook): New function.
4949 (cgraph_call_edge_removal_hooks): New function.
4950 (cgraph_add_node_removal_hook): New function.
4951 (cgraph_remove_node_removal_hook): New function.
4952 (cgraph_call_node_removal_hooks): New function.
4953 (cgraph_add_edge_duplication_hook): New function.
4954 (cgraph_remove_edge_duplication_hook): New function.
4955 (cgraph_call_edge_duplication_hooks): New function.
4956 (cgraph_add_node_duplication_hook): New function.
4957 (cgraph_remove_node_duplication_hook): New function.
4958 (cgraph_call_node_duplication_hooks): New function.
4959 (cgraph_create_edge): Assign to edge uid.
4960 (cgraph_remove_edge): Call edge removal hooks.
4961 (cgraph_node_remove_callees): Call edge removal hooks.
4962 (cgraph_node_remove_callers): Call edge removal hooks.
4963 (cgraph_remove_node): Call node removal hooks.
4964 (cgraph_clone_edge): Call edge duplication hooks.
4965 (cgraph_clone_node): Call node duplication hooks.
4967 * cgraph.h (cgraph_edge): New field uid.
4968 (cgraph_edge_hook): New type.
4969 (cgraph_node_hook): New type.
4970 (cgraph_2edge_hook): New type.
4971 (cgraph_2node_hook): New type.
4973 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4975 * config.in: Regenerate.
4977 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4979 * gcc.c (print_sysroot): New.
4980 (option_map, display_help, process_command): Handle the
4981 -print-sysroot option.
4982 (main): Print the sysroot if requested.
4983 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4985 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4988 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4990 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4992 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4993 (assign_parm_setup_block_p): Also check mode of entry_parm.
4995 2008-07-07 Richard Guenther <rguenther@suse.de>
4997 * tree-ssa-structalias.h (set_used_smts): Remove.
4998 * tree-ssa-structalias.c (used_smts): Likewise.
4999 (set_used_smts): Likewise.
5000 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
5001 call to set_used_smts.
5003 2008-07-07 Richard Guenther <rguenther@suse.de>
5005 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
5006 (new_var_info): Set it to false.
5007 (solution_set_add): Correctly handle pointers outside a var and
5009 (type_safe): Treat variables with is_full_var properly.
5010 (do_sd_constraint): Likewise.
5011 (do_ds_constraint): Likewise.
5012 (process_constraint): Remove zeroing offset for !use_field_sensitive.
5013 (get_constraint_for_ptr_offset): New function.
5014 (get_constraint_for_component_ref): For addresses at least include
5015 the last field of the variable. Handle is_full_vars properly.
5016 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
5017 (handle_ptr_arith): Remove.
5018 (find_func_aliases): Simplify assignment handling.
5019 (create_function_info_for): For parameter and result varinfos set
5021 (create_variable_info_for): Set is_full_var flag whenever we
5022 just created a single varinfo for a decl.
5023 (init_alias_vars): Initialize use_field_sensitive from
5024 max-fields-for-field-sensitive parameter.
5026 2008-07-07 Richard Guenther <rguenther@suse.de>
5028 PR tree-optimization/36713
5029 * tree-flow-inline.h (is_call_used): New function.
5030 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
5031 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5032 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
5034 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5036 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
5038 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
5040 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
5042 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5043 Nathan Sidwell <nathan@codesourcery.com>
5045 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
5046 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
5048 * config/m68k/t-linux: New.
5049 * doc/install.texi: Document m68k-*-linux is now multilibbed by
5052 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
5054 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
5055 * config/m68k/m68k-devices.def: Remove multilibs that only differ
5058 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5060 * gcc.c (execute): Fix -Wc++-compat warning.
5062 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
5065 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
5066 constant for little endian.
5068 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
5070 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
5071 mips_base_mips16 instead of TARGET_MIPS16.
5072 (mips_base_mips16): Declare.
5073 * config/mips/mips.c (mips_base_mips16): Make global.
5074 (was_mips16_p): Remove GTY marker.
5075 (was_mips16_pch_p): New variable.
5076 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
5077 (mips_override_options): Force to non-MIPS16 mode initially.
5078 Do not complain about MIPS16 PIC incompatibilities here.
5079 Only allow -mgpopt if -mexplicit-relocs is in force for
5082 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
5084 * configure.ac: Check for caddr_t, define to char * if not defined.
5085 * configure: Regenerate.
5086 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
5087 (mmap_gt_pch_use_address): Likewise.
5088 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
5090 2008-07-06 Richard Guenther <rguenther@suse.de>
5092 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
5093 (new_var_info): Deal with it.
5094 (solution_set_add): Likewise.
5095 (bitpos_of_field): Make signed, fix.
5096 (struct fieldoff): Remove type and decl fields. Make size field
5097 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
5099 (fieldoff_compare): Deal with it.
5100 (push_fields_onto_fieldstack): Remove has_union argument, glob
5101 adjacent non-pointer fields together.
5102 (create_function_info_for): Do not set has_union.
5103 (create_variable_info_for): Simplify.
5105 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
5107 * config.gcc (extra_headers): Add cross-stdarg.h for target
5108 x86_64-*-* and i?86-*-*.
5109 * config/i386/cross-stdarg.h: New.
5110 * builtins.c (std_fn_abi_va_list): New.
5111 (std_canonical_va_list_type): New.
5112 (stabilize_va_list): Replace va_list_type_node use by
5113 mtarget.canonical_va_list_type.
5114 (gimplify_va_arg_expr): Likewise.
5115 (expand_builtin_va_copy): Replace va_list_type_node use by
5116 mtarget.fn_abi_va_list.
5117 * tree-sra.c (is_va_list_type): New helper.
5118 (decl_can_be_decomposed_p): Replace
5119 va_list_type_node use by is_va_list_type.
5120 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
5121 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5122 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
5123 * config/i386/i386-protos.h (ix86_get_valist_type): New.
5124 (ix86_enum_va_list): New.
5125 * config/i386/i386.c (sysv_va_list_type_node): New.
5126 (ms_va_list_type_node): New.
5127 (ix86_function_type_abi): Remove sorry.
5128 (ix86_build_builtin_va_list_abi): New.
5129 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
5131 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
5132 (ix86_init_builtins_va_builtins_abi): New.
5133 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
5135 (ix86_handle_abi_attribute): New.
5136 (attribute_spec): Add sysv_abi and ms_abi.
5137 (ix86_fn_abi_va_list): New.
5138 (ix86_canonical_va_list_type): New.
5139 (ix86_enum_va_list): New.
5140 (TARGET_FN_ABI_VA_LIST): New.
5141 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5142 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
5143 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
5144 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5145 (TARGET_ENUM_VA_LIST): New.
5146 * expr.h (std_fn_abi_va_list): New.
5147 (std_canonical_va_list_type): New.
5148 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
5149 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5150 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
5151 TARGET_CANONICAL_VA_LIST_TYPE.
5152 * target.h (struct gcc_target): Add fn_abi_va_list hook
5153 and canonical_va_list_type hook.
5155 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5157 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
5158 integral and pointer types.
5160 2008-07-04 Roger Sayle <roger@eyesopen.com>
5162 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
5163 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
5165 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
5168 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
5170 2008-07-04 Jakub Jelinek <jakub@redhat.com>
5172 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
5173 build_gimple_modify_stmt.
5174 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
5175 gimple operand. Use fold_build* instead of build*.
5177 2008-07-04 Richard Guenther <rguenther@suse.de>
5179 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
5180 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
5181 properly to compute the reachability set if we do field-sensitive PTA.
5182 * invoke.texi (max-fields-for-field-sensitive): Document default.
5183 * opts.c (decode_options): Set max-fields-for-field-sensitive to
5184 100 for optimize >= 2.
5186 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5188 * ggc-zone.c (lookup_page_table_if_allocated,
5189 set_page_table_entry, zone_find_object_size, alloc_small_page,
5190 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
5191 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
5192 -Wc++-compat and/or -Wcast-qual warnings.
5194 2008-07-04 Alan Modra <amodra@bigpond.net.au>
5197 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
5198 pic_offset_table_rtx to be marked as used here.
5199 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
5200 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
5201 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
5202 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
5205 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5207 * alloc-pool.c (hash_descriptor, eq_descriptor,
5208 alloc_pool_descriptor): Fix -Wc++-compat warnings.
5209 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
5211 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
5212 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
5213 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
5214 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
5217 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
5219 * tree-flow.h (loop_only_exit_p): Declare.
5220 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
5221 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
5222 the number of iterations if it is constant. Otherwise, if this is the
5223 only possible exit of the loop, use the conservative estimate on the
5224 number of iterations of the entire loop if available.
5226 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
5228 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
5229 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
5230 Add synchronization functions.
5231 * config/sync.c: New file.
5232 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
5233 (LIBGCC_SYNC_CFLAGS): Likewise.
5235 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
5238 * config/i386/i386.md (mode): Add TF to "mode" attribute.
5239 (*pushtf_sse): New insn pattern.
5240 (pushtf splitters): New splitters.
5242 2008-07-03 Michael Meissner <gnu@the-meissners.org>
5245 * predict.c (build_predict_expr): Use void_type_node for the tree
5246 type, instead of NULL_TREE.
5248 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
5250 * config/i386/i386.c (contains_aligned_value_p): Return true
5252 (ix86_data_alignment): Align TCmode to 128bits.
5253 (ix86_local_alignment): Likewise.
5255 2008-07-03 Andrew Haley <aph@redhat.com>
5258 * vec.h (VEC_TA): New.
5259 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
5260 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
5261 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
5262 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
5263 (C_COMMON_FIXED_TYPES): Remove first arg.
5264 (C_COMMON_FIXED_MODE_TYPES): Likewise.
5265 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
5266 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
5267 not to use empty macro arguments.
5269 2008-07-02 Joseph Myers <joseph@codesourcery.com>
5271 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
5272 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
5273 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
5274 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
5275 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
5276 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
5277 config/ia64/crtn.asm, config/m68hc11/larith.asm,
5278 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
5279 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
5280 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
5281 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
5282 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
5283 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
5284 config/rs6000/e500crtres64gpr.asm,
5285 config/rs6000/e500crtres64gprctr.asm,
5286 config/rs6000/e500crtrest32gpr.asm,
5287 config/rs6000/e500crtrest64gpr.asm,
5288 config/rs6000/e500crtresx32gpr.asm,
5289 config/rs6000/e500crtresx64gpr.asm,
5290 config/rs6000/e500crtsav32gpr.asm,
5291 config/rs6000/e500crtsav64gpr.asm,
5292 config/rs6000/e500crtsav64gprctr.asm,
5293 config/rs6000/e500crtsavg32gpr.asm,
5294 config/rs6000/e500crtsavg64gpr.asm,
5295 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
5296 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
5297 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
5298 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
5299 config/sparc/sol2-cn.asm: Remove .file directives.
5301 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
5303 * resource.c (mark_referenced_resources): Look inside
5304 UNSPEC_VOLATILEs and ASM_INPUTs.
5306 2008-07-02 Ian Lance Taylor <iant@google.com>
5308 * rtlanal.c (add_reg_note): New function.
5309 * rtl.h (add_reg_note): Declare.
5310 * auto-inc-dec.c (attempt_change): Use add_reg_note.
5311 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
5312 * builtins.c (expand_builtin_longjmp): Likewise.
5313 (expand_builtin_nonlocal_goto): Likewise.
5314 * calls.c (emit_call_1, expand_call): Likewise.
5315 * cfgexpand.c (add_reg_br_prob_note): Likewise.
5316 * cfglayout.c (fixup_reorder_chain): Likewise.
5317 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5318 (commit_one_edge_insertion): Likewise.
5319 * combine.c (move_deaths, distribute_notes): Likewise.
5320 * df-problems.c (df_set_note): Likewise.
5321 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
5322 (set_unique_reg_note): Likewise.
5323 (emit_copy_of_insn_after): Likewise.
5324 * expr.c (expand_expr_real): Likewise.
5325 * gcse.c (add_label_notes): Likewise.
5326 * haifa-sched.c (create_check_block_twin): Likewise.
5327 * jump.c (mark_jump_label_1): Likewise.
5328 * loop-doloop.c (add_test, doloop_modify): Likewise.
5329 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5330 * lower-subreg.c (move_eh_region_note): Likewise.
5331 * optabs.c (emit_libcall_block): Likewise.
5332 * predict.c (predict_insn): Likewise.
5333 (combine_predictions_for_insn): Likewise.
5334 * recog.c (peephole2_optimize): Likewise.
5335 * regmove.c (try_auto_increment): Likewise.
5336 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
5337 * reload.c (find_reloads): Likewise.
5338 * reload1.c (fixup_eh_region_note): Likewise.
5339 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
5340 * reorg.c (delete_prior_computation): Likewise.
5341 (delete_computation, dbr_schedule): Likewise.
5342 * config/pa/pa.c (legitimize_pic_address): Likewise.
5343 * config/sh/sh.c (sh_reorg): Likewise.
5345 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
5348 * config/libgcc-glibc.ver: Add %exclude.
5349 * config/m32r/libgcc-glibc.ver: Likwise.
5350 * config/s390/libgcc-glibc.ver: Likwise.
5351 * config/sh/libgcc-glibc.ver: Likwise.
5352 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
5354 * config/i386/libgcc-glibc.ver: New.
5356 * config/i386/libgcc-x86_64-glibc.ver: Removed.
5358 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
5360 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
5361 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
5362 i[34567]86-*-linux*, x86_64-*-linux*. Add
5363 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
5364 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
5365 x86_64-*-linux*. Add i386/t-linux to tmake_file for
5366 i[34567]86-*-linux*, x86_64-*-linux*.
5368 * libgcc-std.ver: Add empty GCC_4.4.0.
5370 * mkmap-symver.awk: Support multiple versions per symbol.
5372 * config/i386/i386.c (ix86_init_builtins): Always define
5373 __builtin_fabsq and __builtin_copysignq with fallbacks.
5374 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
5375 and __builtin_copysignq if SSE2 isn't available.
5377 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
5378 (LIBGCC2_TF_CEXT): Likwise.
5381 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
5383 * config/i386/sfp-machine.h: Moved to libgcc.
5385 * config/i386/sfp-machine.h: New.
5386 * config/i386/t-linux: Likwise.
5388 * config/i386/t-darwin: Remove softfp_wrap_start and
5390 * config/i386/t-darwin64: Likewise.
5392 * config/i386/t-fprules-softfp64: Renamed to ...
5393 * config/i386/t-fprules-softfp: This.
5395 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
5396 and softfp_wrap_end.
5398 2008-07-02 Jason Merrill <jason@redhat.com>
5400 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
5402 * tree.c (ctor_to_list): New fn.
5403 * tree.h: Declare it.
5404 (CONSTRUCTOR_ELT): New macro.
5405 (CONSTRUCTOR_NELTS): New macro.
5407 2008-07-02 Richard Guenther <rguenther@suse.de>
5409 * tree-ssa-structalias.c (struct variable_info): Reorder
5410 to fill padding on 64bit hosts. Make collapsed_to an int.
5411 (get_varinfo_fc): Deal with that.
5412 (new_var_info): Likewise.
5413 (collapse_rest_of_var): Likewise.
5415 2008-07-02 Joshua Sumali <jsumali@redhat.com>
5417 * doc/install.texi (--enable-java-home): Document.
5418 (--enable-aot-compile-rpm): Likewise.
5419 (--with-arch-directory): Likewise.
5420 (--with-os-directory): Likewise.
5421 (--with-origin-name): Likewise.
5422 (--with-arch-suffix): Likewise.
5423 (--with-jvm-root-dir): Likewise.
5424 (--with-jvm-jar-dir): Likewise.
5425 (--with-python-dir): Likewise.
5427 2008-07-02 Richard Guenther <rguenther@suse.de>
5429 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
5430 from decls explicitly. Merge operand checking from tuples.
5432 2008-07-02 Martin Jambor <mjambor@suse.cz>
5434 * tree-switch-conversion.c: Included timevar.h which I forgot before.
5436 2008-07-02 Martin Jambor <mjambor@suse.cz>
5438 * tree-switch-conversion.c: Included timevar.h
5439 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
5441 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
5443 2008-07-02 Martin Jambor <mjambor@suse.cz>
5445 * tree-switch-conversion.c: Corrected various comments and
5447 (build_constructors): Fixed minor formatting mistakes.
5449 * invoke.texi (Optimize Options): Corrected the
5450 switch-conversion-max-branch-ratio parameter.
5452 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
5454 * final.c (asm_insn_count): Return zero for an empty asm body.
5456 2008-07-02 Richard Guenther <rguenther@suse.de>
5458 * bitmap.h (bitmap_set_bit): Return bool.
5459 (bitmap_clear_bit): Likewise.
5460 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
5461 write to the bitmap if it would.
5462 (bitmap_clear_bit): Likewise.
5463 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
5464 bitmap_set_bit return value.
5465 (add_pred_graph_edge): Likewise.
5466 (add_graph_edge): Likewise.
5467 (do_sd_constraint): Likewise.
5468 (do_ds_constraint): Likewise.
5470 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5472 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
5473 Fix -Wc++-compat and/or -Wcast-qual warnings.
5474 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
5475 gen_regparm_prefix): Likewise.
5476 * vmsdbgout.c (write_modbeg, lookup_filename,
5477 vmsdbgout_source_line, vmsdbgout_init): Likewise.
5479 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
5481 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
5482 defaults.h definition apply.
5484 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5486 * function.c (assign_parm_remove_parallels): New.
5487 (assign_parm_setup_block_p): Do not return true for non-BLKmode
5489 (assign_parm_setup_block): Do not handle them.
5490 (assign_parm_setup_reg, assign_parm_setup_stack): Call
5491 assign_parm_remove_parallels.
5493 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5495 * c-typeck.c (convert_for_assignment): Use
5496 vector_targets_convertible_p.
5497 * c-common.c (vector_targets_convertible_p): New.
5498 * c-common.h (vector_targets_convertible_p): New prototype.
5499 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
5500 opaque_p_V2SI_type_node.
5502 2008-07-01 Steve Ellcey <sje@cup.hp.com>
5504 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
5507 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
5509 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
5510 TFmode constants via two element DImode vector for hosts with
5511 HOST_BITS_PER_WIDE_INT < 64.
5512 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
5513 also for HOST_BITS_PER_WIDE_INT < 64.
5515 2008-07-01 Richard Guenther <rguenther@suse.de>
5517 PR tree-optimization/36666
5518 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
5519 (get_constraint_exp_from_ssa_var): Split into ...
5520 (get_constraint_exp_for_temp): ... this ...
5521 (get_constraint_for_ssa_var): ... and that.
5522 Return constraint expressions for all touched sub-fields
5523 if the results address is not taken.
5524 (process_constraint): Remove assertion that aggregate
5525 assignments do not happen at this place.
5526 (get_constraint_for_component_ref): Add address_p argument.
5527 Return constraint expressions for all touched sub-fields
5528 if the results address is not taken.
5529 (do_deref): Use get_constraint_exp_for_temp.
5530 (get_constraint_for_1): Rename from ...
5531 (get_constraint_for): ... this. Add the old function as wrapper.
5532 (do_structure_copy): Use get_constraint_for_1.
5534 2008-07-01 Martin Jambor <mjambor@suse.cz>
5536 * Makefile.in (tree-switch-conversion.o): Add.
5537 (OBJS-common): Add tree-swtch-conversion.o.
5538 * passes.c (init_optimization_passes): Add pass_convert_switch.
5539 * tree-pass.h: (pass_convert_switch): Add.
5540 * tree-switch-conversion.c: New file.
5541 * gcc.dg/tree-ssa/cswtch.c: New testcase.
5542 * common.opt (ftree-cswtch): New option.
5543 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5544 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5545 * opts.c (decode_options): Set flag_tree_switch_conversion when
5546 optimization level is >= 2.
5547 * doc/invoke.texi (Optimize Options): Added description of
5548 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
5550 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5552 * config/darwin-driver.c (darwin_default_min_version): Fix
5553 -Wc++-compat warnings.
5555 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5557 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5560 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5562 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5564 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5566 PR rtl-optimization/34744
5567 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5568 (df_scan_free_internal): Free data structures not
5569 allocated in storage pools.
5570 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5571 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5572 df_scan_free_mws_vec.
5573 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5576 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5578 * config/i386/i386.c (contains_aligned_value_p): Return true
5580 (ix86_function_arg_boundary): Return its natural boundary
5582 (return_in_memory_32): Don't check TDmode.
5583 (ix86_split_to_parts): Support splitting into 4 parts and
5584 support TFmode for 32bit target.
5585 (ix86_split_long_move): Support splitting into 4 parts.
5586 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5588 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5589 (ix86_init_builtins): Here.
5590 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5591 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5592 'q' and 'w', respectively.
5594 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5596 (movtf_internal): Likewise.
5597 (<code>tf2): Likewise.
5598 (*absnegtf2_sse): Likewise.
5599 (copysign<mode>3): Likewise.
5600 (copysign<mode>3_const): Likewise.
5601 (copysign<mode>3_var): Likewise.
5602 (define_split UNSPEC_COPYSIGN): Likewise.
5603 * config/i386/sse.md (*nandtf3): Likewise.
5604 (<code>tf3): Likewise.
5605 (*<code>tf3): Likewise.
5607 2008-06-30 Joey Ye <joey.ye@intel.com>
5608 H.J. Lu <hongjiu.lu@intel.com>
5610 * global.c (compute_regsets): Set frame_pointer_needed here.
5611 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5613 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5615 * doc/install.texi (specific): Expand Windows build notes.
5617 2008-06-30 Ira Rosen <irar@il.ibm.com>
5619 PR tree-optimization/36648
5620 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5621 number of prolog iterations by step. Fix the comment.
5623 2008-06-30 Richard Guenther <rguenther@suse.de>
5626 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5627 handle calls from ECF_MALLOC functions.
5628 (handle_pure_call): ECF_MALLOC functions do not return
5630 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5632 2008-06-29 Andreas Schwab <schwab@suse.de>
5634 * config/m68k/m68k.c (print_operand): Always print a float
5636 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5637 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5640 * config/rs6000/x-linux64: Remove never used file.
5642 2008-06-29 Richard Guenther <rguenther@suse.de>
5644 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5646 (struct alias_info): Move ...
5647 * tree-ssa-alias.c: ... here.
5648 (update_alias_info): Declare.
5649 (compute_may_aliases): Call it.
5650 (update_alias_info): New function.
5651 * tree-ssa-structalias.c (update_alias_info): Move ...
5652 * tree-ssa-alias.c (update_alias_info_1): ... here.
5653 * tree-ssa-structalias.c (process_constraint_1): Remove
5654 unused from_call argument. Rename to ...
5655 (process_constraint): ... this. Delete old wrapper.
5656 (make_constraint_to): Adjust callers.
5657 (handle_const_call): Likewise.
5658 (handle_pure_call): Likewise.
5659 (init_base_vars): Likewise.
5660 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5661 (find_func_aliases): We don't need structure copies for
5663 (make_constraint_from_anything): Remove.
5664 (create_variable_info_for): For globals make constraints
5665 from escaped, not from anything.
5666 (compute_points_to_sets): Do not call update_alias_info.
5667 (ipa_pta_execute): Use make_constraint_from.
5669 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5671 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5672 (bitmap.o-warn, dominance.o-warn): New.
5673 * configure.ac (cxx_compat_warn): Delete.
5674 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5675 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5677 * configure: Regenerate.
5679 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5682 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5684 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5685 * df-scan.c (df_notes_rescan): Likewise.
5686 * ggc-page.c (set_page_table_entry): Likewise.
5687 * intl.c (gcc_gettext_width): Likewise.
5688 * varasm.c (get_unnamed_section, get_noswitch_section,
5689 get_section): Likewise.
5691 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5693 * regrename.c (build_def_use): Don't copy RTX.
5695 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5697 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5698 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5699 punctuation. Use @ref instead of @xref.
5700 (Function Names): Remove stray @display/@end display.
5701 (C++ Attributes): Use @ref instead of @xref.
5702 (Deprecated Features): Fix punctuation around @xref.
5703 (Backwards Compatibility): Likewise.
5704 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5706 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5708 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5709 constants for E500 double.
5711 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5713 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5714 element type of const_vector.
5716 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5718 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5719 Remove FLAGS_REG clobber from expander pattern.
5720 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5721 (anddi3, andsi3, andhi3, andqi3): Ditto.
5722 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5723 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5724 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5725 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5726 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5727 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5728 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5729 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5731 2008-06-28 Richard Guenther <rguenther@suse.de>
5733 * tree-ssa-structalias.c (callused_id, var_callused,
5734 callused_tree): Add.
5735 (handle_pure_call): New function.
5736 (find_func_aliases): Call it.
5737 (find_what_p_points_to): Handle the call-used set.
5738 (clobber_what_escaped): Likewise.
5739 (compute_call_used_vars): New function.
5740 (init_base_vars): Init the call-used variable.
5741 (do_sd_constraint): Do not propagate the solution from CALLUSED
5742 but use CALLUSED as a placeholder.
5743 (solve_graph): Likewise.
5744 * tree-flow-inline.h (gimple_call_used_vars): New function.
5745 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5746 (compute_call_used_vars): Declare.
5747 * tree-ssa-alias.c (set_initial_properties): Call
5748 compute_call_used_vars.
5749 (reset_alias_info): Clear call-used variables.
5750 (add_call_clobber_ops): Assert we are not called for const/pure
5751 functions. Remove handling of them.
5752 (add_call_read_ops): Handle pure functions by adding the
5753 call-used set of variables as VUSEs.
5754 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5755 (delete_tree_ssa): Free it.
5756 * tree-dfa.c (remove_referenced_var): Clear the var from the
5759 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5761 * tree.c (build_varargs_function_type_list): New.
5762 (build_function_type_list_1): New.
5763 (build_function_type_list): Use build_function_type_list_1.
5764 * tree.h (build_varargs_function_type_list): New.
5766 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5769 * config/spu/spu.c (spu_builtin_splats): Do not generate
5770 invalid CONST_VECTOR expressions.
5771 (spu_expand_vector_init): Likewise.
5773 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5775 * optabs.c (libfunc_decls): New variable.
5776 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5777 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5778 for the same function twice.
5780 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5782 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5783 ix86_expand_binary_operator directly.
5784 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5786 (*ashrti3_1): Ditto.
5787 (*lshrti3_1): Ditto.
5788 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5789 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5790 using only one splitter. Conditionaly execute splitter before or
5791 after peephole2 pass.
5792 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5793 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5794 Use only one alternative in asm template.
5795 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5797 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5798 "J" operand constraint for operand 2.
5799 (*ashldi3_cconly_rex64): Ditto.
5800 (*ashrdi3_cmp_rex64): Ditto.
5801 (*ashrdi3_cconly_rex64): Ditto.
5802 (*lshrdi3_cmp_rex64): Ditto.
5803 (*lshrdi3_cconly_rex64): Ditto.
5804 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5805 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5806 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5809 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5811 * gimplify.c (omp_is_private): Don't return true if decl is not
5812 already private on #pragma omp for or #pragma omp parallel for.
5815 * tree-cfg.c (struct move_stmt_d): Replace block field with
5816 orig_block and new_block fields.
5817 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5818 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5819 (move_block_to_fn): Replace vars_map and new_label_map arguments
5820 with struct move_stmt_d pointer.
5821 (replace_block_vars_by_duplicates): New function.
5822 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5823 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5824 all subblocks of ORIG_BLOCK to the new function. Call
5825 replace_block_vars_by_duplicates.
5826 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5827 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5828 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5829 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5830 (expand_omp): Temporarily set input_location to the location of
5831 region's controlling stmt.
5832 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5833 BIND_EXPR, push ctx->block_vars and gimplification vars into
5834 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5836 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5837 there are any BLOCK_VARS.
5838 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5839 OMP_PARALLEL or OMP_TASK stmt.
5840 (lower_omp): Save and restore input_location around the lower_omp_1
5843 2008-06-27 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/36400
5846 PR tree-optimization/36373
5847 PR tree-optimization/36344
5848 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5849 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5850 (update_alias_info): Remove call clobbering code.
5851 (make_constraint_to): New helper function.
5852 (make_escape_constraint): Likewise.
5853 (handle_rhs_call): Use it on all pointer containing arguments.
5854 Also mark the static chain escaped.
5855 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5856 instead of ANYTHING.
5857 (make_constraint_from): New helper split out from ...
5858 (make_constraint_from_anything): ... here.
5859 (find_func_aliases): Add constraints for escape sites.
5860 (intra_create_variable_infos): Make constraints from NONLOCAL
5862 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5864 (clobber_what_p_points_to): Remove.
5865 (clobber_what_escaped): New function.
5866 (init_base_vars): Init NONLOCAL and ESCAPED.
5867 (do_sd_constraint): Do not propagate the solution from ESCAPED
5868 but use ESCAPED as a placeholder.
5869 (solve_graph): Likewise.
5870 * tree-flow.h (clobber_what_p_points_to): Remove.
5871 (clobber_what_escaped): Declare.
5872 * tree-ssa-alias.c (set_initial_properties): Call it.
5873 Remove code clobbering escaped pointers.
5875 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5877 * function.c (allocate_struct_function): Only allocate a unique
5878 funcdef_no if the decl is nonzero.
5880 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5882 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5883 * config/mips/mips.c (mips_split_const_insns): New function.
5884 * config/mips/mips.md (move_type): New attribute.
5885 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5886 (dword_mode): New attribute.
5887 (type): Avoid long line. Map "move_type"s to "type"s,
5888 choosing "multi" for doubleword moves if appropriate.
5889 Swap MTC/MFC comments to match their declaration order.
5890 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5891 "type" is "branch" or "jal" is "direct".
5892 (length): Handle "extended_mips16" first. Make the default
5893 "0" for "ghost" instructions. Set the length from "move_type".
5894 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5895 of "type", with "sll0" for the register alternative. Remove the
5896 "extended_mips16" attribute.
5897 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5898 of "type", with "shift_shift" for the register alternative.
5899 Remove the "length" attribute.
5900 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5901 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5902 of "type", with "andi" for the register alternative.
5903 (*zero_extendqihi2): Likewise.
5904 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5905 of "andi" instead of a "type" of "arith".
5906 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5908 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5909 (mov_<store>r, *mov<mode>_ra): Likewise.
5910 (extendsidi2): Use "move_type" instead of "type", with "move"
5911 for the register alternative.
5912 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5913 of "type", with "signext" for the register alternative.
5914 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5915 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5916 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5917 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5918 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5919 (unnamed branch insn): Likewise.
5920 (*movdi_gp32_fp64): Fold into...
5921 (*movdi_32bit): ...here.
5922 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5923 (*movdf_hardfloat): ...this new pattern.
5924 (*movdf_softfloat): Remove redundant FPR alternatives.
5925 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5926 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5927 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5928 the "move" attribute.
5929 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5930 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5931 and "store" for COP loads and stores.
5932 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5933 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5934 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5935 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5936 (*movtf_mips16, *movv2sf): Likewise.
5937 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5938 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5939 (mfhc1<mode>): Use "move_type" instead of "move".
5940 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5941 (loadgp_blockage): Remove the "length" attribute.
5942 (blockage, set_got_version, update_got_version): Likewise.
5943 (call_internal): Remove the "extended_mips16" attribute.
5944 (call_value_internal, call_value_multiple_internal): Likewise.
5945 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5947 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5948 the "length" attribute.
5950 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5952 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5953 -Wcast-qual warnings.
5954 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5955 handle_pragma_pop_macro): Likewise.
5956 * collect2.c (resolve_lib_name): Likewise.
5957 * config/arc/arc.c (arc_init): Likewise.
5958 * config/arm/arm.c (neon_builtin_compare,
5959 locate_neon_builtin_icode): Likewise.
5960 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5961 * config/bfin/bfin.c (bfin_init_machine_status,
5962 bfin_optimize_loop): Likewise.
5963 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5964 * config/cris/cris.c (cris_init_expanders): Likewise.
5965 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5966 * config/darwin.c (machopic_indirection_eq,
5967 machopic_indirection_name, machopic_output_indirection): Likewise.
5968 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5969 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5970 frv_optimize_membar): Likewise.
5971 * config/i386/cygwin.h (mingw_scan,
5972 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5973 * config/i386/cygwin1.c (mingw_scan): Likewise.
5974 * config/i386/i386.c (machopic_output_stub): Likewise.
5975 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5976 i386_pe_unique_section): Likewise.
5977 * config/ia64/ia64.c (ia64_init_machine_status,
5978 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5980 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5981 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5982 * config/m68k/m68k.c (m68k_handle_option,
5983 m68k_sched_md_init_global): Likewise.
5984 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5985 mcore_unique_section): Likewise.
5986 * config/mips/mips.c (mips_block_move_straight,
5987 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5989 * config/mmix/mmix.c (mmix_init_machine_status,
5990 mmix_encode_section_info): Likewise.
5991 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5992 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5993 print_operand_address, output_toc, redefine_groups,
5994 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5995 * config/s390/s390.c (s390_init_machine_status): Likewise.
5996 * config/score/score.c (score_block_move_straight,
5997 score_block_move_loop_body): Likewise.
5998 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5999 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
6000 * emit-rtl.c (find_auto_inc): Likewise.
6001 * gcc.c (translate_options, process_command): Likewise.
6002 * reorg.c (dbr_schedule): Likewise.
6003 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
6004 * xcoffout.c (xcoffout_declare_function): Likewise.
6006 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
6008 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
6009 ipa-pta working again.
6011 2008-06-27 David Edelsohn <edelsohn@gnu.org>
6013 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
6016 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
6018 * config.gcc (powerpc*-*-*): Add new core e500mc.
6019 * config/rs6000/e500mc.md: New file.
6020 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6022 (rs6000_override_options): Add e500mc case to
6023 processor_target_table. Altivec and Spe options not allowed
6024 with e500mc. Add isel instruction to e500mc by
6025 default. Initialize rs6000_cost for e500mc.
6026 (rs6000_issue_rate): Set issue rate for e500mc.
6027 * config/rs6000/rs6000.h (processor_type): Add
6028 PROCESSOR_PPCE500MC.
6029 (ASM_CPU_SPEC): Add e500mc.
6030 Set TARGET_ISEL to rs6000_isel.
6031 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
6032 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
6033 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
6035 * doc/invoke.texi: Add e500mc to list of cpus.
6037 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6040 * c-lex.c (lex_charconst): Initialize unsignedp.
6042 2008-06-27 Olivier Hainque <hainque@adacore.com>
6044 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
6045 documented assumptions.
6047 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
6049 * dwarf2out.c: Remove trailing white spaces. Break long line
6052 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
6054 * libfuncs.h (LTI_synchronize): New libfunc_index.
6055 (synchronize_libfunc): Declare.
6056 * builtins.c (expand_builtin_synchronize): Consider using
6057 synchronize_libfunc before falling back on an asm blockage.
6058 * config/mips/mips.c: Include libfuncs.h
6059 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
6061 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
6063 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
6064 parameter. Copy stack_reg to r11 where appropriate.
6065 (no_global_regs_above): Add gpr parameter.
6066 (rs6000_stack_info): Only add padding for SPE save area if we
6067 are saving SPE GPRs and CR.
6068 (saveres_routine_syms): New variable.
6069 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
6071 (rs6000_savres_routine_sym): New function.
6072 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
6074 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
6075 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
6076 Tweak FPR out-of-line saving.
6077 (rs6000_make_savres_rtx): New function.
6078 (rs6000_use_multiple_p): New function.
6079 (rs6000_savres_strategy): New function.
6080 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
6081 out-of-line if appropriate.
6082 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
6083 if we are optimizing for size.
6084 (GP_SAVE_INLINE): Define.
6085 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
6086 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
6087 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
6088 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
6089 (*save_fpregs_<mode>): Add use of r11.
6090 (*restore_gpregs_<mode>): New insn.
6091 (*return_and_restore_gpregs_<mode>): New insn.
6092 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
6094 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
6095 (*restore_gpregs_spe): New insn.
6096 (*return_and_restore_gpregs_spe): New insn.
6097 * config/rs6000/predicates.md (save_world_operation): Fix check.
6099 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
6101 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
6102 this point, so assert that.
6104 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
6106 * cfganal.c: Include vec.h and vecprim.h.
6107 (compute_idf): Import from...
6108 * tree-into-ssa (compute_idf): ...here.
6109 * basic-block.h (compute_idf): Export.
6111 2008-06-26 Joseph Myers <joseph@codesourcery.com>
6113 * c-decl.c (merge_decls): Use !current_function_decl to check for
6114 extern declaration of C99 inline function being at file scope.
6116 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
6118 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
6120 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6122 * alias.c (record_alias_subset, init_alias_analysis): Fix
6123 -Wc++-compat and/or -Wcast-qual warnings.
6124 * attribs.c (lookup_attribute_spec): Likewise.
6125 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
6126 copy_bb, connect_traces,
6127 find_rarely_executed_basic_blocks_and_cr): Likewise.
6128 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
6129 note_btr_set, migrate_btr_defs): Likewise.
6130 * builtins.c (result_vector, expand_builtin_memcpy,
6131 expand_builtin_mempcpy_args, expand_builtin_strncpy,
6132 builtin_memset_read_str, expand_builtin_printf,
6133 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
6135 * caller-save.c (mark_set_regs): Likewise.
6136 * calls.c (expand_call, emit_library_call_value_1): Likewise.
6137 * cgraph.c (cgraph_edge): Likewise.
6138 * combine.c (likely_spilled_retval_1): Likewise.
6139 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
6140 htab_counts_entry_del, get_coverage_counts): Likewise.
6141 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
6142 new_cselib_val): Likewise.
6143 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
6144 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
6146 * df-core.c (df_compact_blocks): Likewise.
6147 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
6148 * df-scan.c (df_grow_reg_info, df_ref_create,
6149 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
6150 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
6151 df_record_entry_block_defs, df_record_exit_block_uses,
6152 df_bb_verify): Likewise.
6153 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
6154 DF_REF_EXTRACT_MODE_CONST): New.
6155 * dominance.c (get_immediate_dominator, get_dominated_by,
6156 nearest_common_dominator, root_of_dom_tree,
6157 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
6158 -Wc++-compat and/or -Wcast-qual warnings.
6159 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
6160 record_store, replace_read, check_mem_read_rtx, scan_insn,
6161 dse_step1, dse_record_singleton_alias_set): Likewise.
6162 * dwarf2asm.c (dw2_force_const_mem): Likewise.
6164 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6166 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
6167 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
6168 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
6169 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
6170 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
6171 add_ranges_num, add_ranges_by_labels, file_info_cmp,
6172 file_name_acquire, output_file_names, add_const_value_attribute,
6173 premark_used_types_helper, file_table_eq, file_table_hash,
6174 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
6175 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
6176 -Wcast-qual warnings.
6177 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
6178 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
6179 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
6180 gen_reg_rtx, start_sequence, init_emit): Likewise.
6181 * et-forest.c (et_new_occ, et_new_tree): Likewise.
6182 * except.c (init_eh_for_function, gen_eh_region,
6183 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
6184 arh_to_landing_pad, arh_to_label, add_action_record,
6185 add_call_site, switch_to_exception_section): Likewise.
6186 * expmed.c (synth_mult): Likewise.
6187 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
6188 store_expr): Likewise.
6189 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
6191 * function.c (assign_stack_temp_for_type,
6192 allocate_struct_function, match_asm_constraints_1): Likewise.
6193 * gcov-io.c (gcov_allocate): Likewise.
6194 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
6195 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
6196 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
6197 record_one_set, insert_expr_in_table, insert_set_in_table,
6198 dump_hash_table, compute_hash_table_work, alloc_hash_table,
6199 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
6200 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
6201 -Wcast-qual warnings.
6203 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6205 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
6206 -Wcast-qual warnings.
6207 * gcc.c (process_command): Likewise.
6208 * genattrtab.c (oballoc): Use XOBNEW.
6209 (oballocvec): Define.
6210 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
6211 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
6212 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
6213 -Wc++-compat and/or -Wcast-qual warnings.
6214 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
6215 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
6216 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
6217 gen_presence_absence_set, gen_automaton, gen_regexp_el,
6218 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
6219 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
6220 add_excls, process_presence_absence_names,
6221 process_presence_absence_patterns, add_presence_absence,
6222 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
6223 get_free_state, add_arc, get_free_automata_list_el,
6224 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
6225 transform_3, cache_presence, create_ainsns, create_automata,
6226 create_state_ainsn_table, dfa_insn_code_enlarge,
6227 output_trans_func, output_min_issue_delay_func,
6228 output_dead_lock_func, output_reset_func,
6229 output_get_cpu_unit_code_func, output_dfa_start_func,
6230 expand_automata): Likewise.
6231 * genextract.c (gen_insn): Likewise.
6232 * gengtype-lex.l: Likewise.
6233 * gengtype.c (read_input_list, adjust_field_type,
6234 process_gc_options): Likewise.
6235 * genoutput.c (note_constraint): Likewise.
6236 * genpreds.c (mangle, add_constraint): Likewise.
6237 * genrecog.c (process_define_predicate, new_decision,
6238 add_to_sequence): Likewise.
6239 * gensupport.c (record_insn_name): Likewise.
6241 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6243 * config/i386/driver-i386.c (detect_caches_amd,
6244 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
6245 and/or -Wcast-qual warnings.
6246 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
6247 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
6248 gt_pch_save): Likewise.
6249 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
6250 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
6251 * global.c (compute_regsets): Likewise.
6252 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
6253 finish_graph_dump_file): Likewise.
6254 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
6255 unlink_bb_notes): Likewise.
6256 * integrate.c (get_hard_reg_initial_val): Likewise.
6257 * ipa-prop.c (ipa_push_func_to_list): Likewise.
6258 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
6259 * local-alloc.c (update_equiv_regs): Likewise.
6260 * loop-invariant.c (check_invariant_table_size,
6261 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
6263 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
6264 altered_reg_used, mark_altered): Likewise.
6265 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
6266 insert_var_expansion_initialization,
6267 combine_var_copies_in_loop_exit, apply_opt_in_copies,
6268 release_var_copies): Likewise.
6269 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
6270 analyze_matrix_decl, add_allocation_site, analyze_transpose,
6271 analyze_accesses_for_phi_node, check_var_notmodified_p,
6272 check_allocation_function, find_sites_in_func,
6273 record_all_accesses_in_func, transform_access_sites,
6274 transform_allocation_sites): Likewise.
6275 * omp-low.c (new_omp_region, create_omp_child_function_name,
6276 check_omp_nesting_restrictions, check_combined_parallel,
6277 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
6278 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
6279 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6280 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
6282 * opts-common.c (prune_options): Likewise.
6283 * opts.c (add_input_filename, print_filtered_help,
6284 get_option_state): Likewise.
6285 * params.c (add_params): Likewise.
6286 * passes.c (set_pass_for_id, next_pass_1,
6287 do_per_function_toporder, pass_fini_dump_file): Likewise.
6288 * postreload.c (reload_cse_simplify_operands): Likewise.
6289 * predict.c (tree_predicted_by_p, tree_predict_edge,
6290 clear_bb_predictions, combine_predictions_for_bb): Likewise.
6292 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6294 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
6296 * recog.c (check_asm_operands, validate_change_1): Likewise.
6297 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
6298 subst_asm_stack_regs): Likewise.
6299 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
6300 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
6301 * regmove.c (reg_is_remote_constant_p): Likewise.
6302 * regrename.c (regrename_optimize, scan_rtx_reg,
6303 kill_clobbered_value, kill_set_value, kill_autoinc_value):
6305 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
6306 regstat_compute_calls_crossed): Likewise.
6307 * reload1.c (init_reload, new_insn_chain,
6308 has_nonexceptional_receiver, reload, copy_reloads,
6309 calculate_needs_all_insns, init_elim_table): Likewise.
6310 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
6311 * rtl.c (shallow_copy_rtx_stat): Likewise.
6312 * rtlanal.c (parms_set): Likewise.
6313 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
6314 sbitmap_resize, sbitmap_vector_alloc): Likewise.
6315 * sched-ebb.c (earliest_block_with_similiar_load,
6316 add_deps_for_risky_insns): Likewise.
6317 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
6318 schedule_region): Likewise.
6319 * see.c (eq_descriptor_pre_extension,
6320 hash_descriptor_pre_extension, hash_del_pre_extension,
6321 eq_descriptor_properties, hash_descriptor_properties,
6322 hash_del_properties, see_seek_pre_extension_expr,
6323 see_initialize_data_structures, see_print_register_properties,
6324 see_print_pre_extension_expr, see_delete_merged_def_extension,
6325 see_delete_unmerged_def_extension, see_emit_use_extension,
6326 see_pre_delete_extension, see_map_extension, see_commit_changes,
6327 see_analyze_merged_def_local_prop,
6328 see_analyze_merged_def_local_prop,
6329 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
6330 see_set_prop_merged_def, see_set_prop_unmerged_def,
6331 see_set_prop_unmerged_use, see_print_one_extension,
6332 see_merge_one_use_extension, see_merge_one_def_extension,
6333 see_store_reference_and_extension, see_update_uses_relevancy,
6334 see_update_defs_relevancy): Likewise.
6335 * statistics.c (hash_statistics_hash, hash_statistics_eq,
6336 hash_statistics_free, curr_statistics_hash): Likewise.
6337 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
6338 expand_asm_operands, expand_return, case_bit_test_cmp,
6339 expand_case): Likewise.
6340 * stor-layout.c (start_record_layout): Likewise.
6341 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
6342 gt_pch_save_stringpool): Likewise.
6343 * tree-data-ref.c (hash_stmt_vertex_info,
6344 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
6345 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
6347 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
6350 * config/i386/i386.md : Change constraints of HImode and QImode
6351 immediate operands from "i" to "n". Change SImode "ni" constraint to
6352 "i" and SImode "rmi" constraint to "g". Remove all constraints
6353 from const0_operand and const1_operand predicated operands.
6354 (i): Change QImode and HImode attribute from "i" to "n".
6355 (*subqi_2): Change HImode operands to QImode.
6358 2008-06-25 Olivier Hainque <hainque@adacore.com>
6360 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
6363 2008-06-25 Richard Guenther <rguenther@suse.de>
6365 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
6366 not overflow the result type.
6368 2008-06-25 Richard Guenther <rguenther@suse.de>
6370 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
6371 (vn_lookup): Likewise.
6373 2008-06-25 Richard Guenther <rguenther@suse.de>
6375 PR tree-optimization/35518
6376 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
6377 * tree-sra.c (instantiate_element): Use fold_build3 to build
6379 (try_instantiate_multiple_fields): Likewise.
6381 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6383 * config/rs6000/rs6000.md: Change all string instruction's clobber to
6386 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6388 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
6389 use_backchain_to_restore_sp to true
6390 if the offset of the link register save area would go over the 32k - 1
6391 offset limit of the load
6394 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
6396 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
6397 anchor for the type-punning blurb. Cross-reference "Structures
6398 unions enumerations and bit-fields implementation". Provide a
6399 cast-through-pointer example. Make final sentence self-contained.
6400 * doc/implement-c.texi (Structures unions enumerations and
6401 bit-fields implementation): Cross-reference the type-punning blurb
6402 in the -fstrict-aliasing documentation.
6404 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6407 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
6408 the memory instead of the memory itself for the save area.
6410 2008-06-24 Olivier Hainque <hainque@adacore.com>
6411 Nicolas Roche <roche@adacore.com>
6413 * gengtype.c (srcdir_len): size_t instead of int.
6414 (get_file_realbasename): New function. For F a filename, the real
6415 basename of F, with all the path components stripped.
6416 (get_file_srcdir_relative_path): New function. For F a filename, the
6417 relative path to F from $(srcdir).
6418 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
6419 get_file_realbasename. Adjust the head comment.
6420 (get_prefix_langdir_index): New function. For F a filename, return the
6421 lang_dir_names[] relative index of the language directory that is
6423 (get_file_langdir): For F a filename, return the name of the language
6424 directory where F is located.
6425 (get_file_gtfilename): New function. The gt- output file name for an
6427 (get_output_file_with_visibility): Replace in-line computations with
6428 uses of get_file_gtfilename and get_prefix_langdir_index.
6429 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
6431 2008-06-24 Jakub Jelinek <jakub@redhat.com>
6433 PR tree-optimization/36504
6434 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
6435 references without base address.
6437 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6440 * calls.c (expand_call): Increase alignment for recursive functions.
6442 2008-06-23 Anatoly Sokolov <aesok@post.ru>
6444 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
6445 (TARGET_FUNCTION_VALUE): New define.
6446 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
6447 * config/avr/avr.h (FUNCTION_VALUE): Remove.
6449 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
6452 (fmod<mode>3): Ditto.
6453 (remainderxf3): Ditto.
6454 (remainder<mode>3): Ditto.
6456 2008-06-23 Jakub Jelinek <jakub@redhat.com>
6459 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
6460 REG is a hard register.
6462 PR tree-optimization/36508
6463 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
6464 499, don't check it at all in release compilers.
6466 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6468 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
6469 together with SSE_TARGET_MATH to disable insn pattern.
6470 (*fop_<MODEF:mode>_2_i387): Ditto.
6471 (*fop_<MODEF:mode>_3_i387): Ditto.
6473 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
6475 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
6477 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6480 * gimplify.c (gimplify_asm_expr): Check the return code of
6481 parse_output_constraint call, set function return and is_inout
6484 2008-06-22 Ian Lance Taylor <iant@google.com>
6486 * c-lex.c (narrowest_unsigned_type): Change itk to int.
6487 (narrowest_signed_type): Likewise.
6488 * c-typeck.c (c_common_type): Change local variable mclass to enum
6490 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
6491 tcc_comparison, not the tree code itself.
6492 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
6493 (c_expand_expr): Cast modifier to enum expand_modifier.
6494 * c-common.h (C_RID_CODE): Add casts.
6495 (C_SET_RID_CODE): Define.
6496 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
6497 (c_lex_one_token): Add cast to avoid warning.
6498 (c_parser_objc_type_name): Rename local typename to type_name.
6499 (check_no_duplicate_clause): Change code parameter to enum
6501 (c_parser_omp_var_list_parens): Change kind parameter to enum
6503 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
6504 c_parser_omp_list_var_parens.
6505 (c_parser_omp_threadprivate): Likewise.
6506 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
6507 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
6508 * c-format.c (NO_FMT): Define.
6509 (printf_length_specs): Use NO_FMT.
6510 (asm_fprintf_length_specs): Likewise.
6511 (gcc_diag_length_specs): Likewise.
6512 (scanf_length_specs): Likewise.
6513 (strfmon_length_specs): Likewise.
6514 (gcc_gfc_length_specs): Likewise.
6515 (printf_flag_specs): Change 0 to STD_C89.
6516 (asm_fprintf_flag_specs): Likewise.
6517 (gcc_diag_flag_specs): Likewise.
6518 (gcc_cxxdiag_flag_specs): Likewise.
6519 (scanf_flag_specs): Likewise.
6520 (strftime_flag_specs): Likewise.
6521 (strfmon_flag_specs): Likewise.
6522 (print_char_table): Likewise.
6523 (asm_fprintf_char_table): Likewise.
6524 (gcc_diag_char_table): Likewise.
6525 (gcc_tdiag_char_table): Likewise.
6526 (gcc_cdiag_char_table): Likewise.
6527 (gcc_cxxdiag_char_table): Likewise.
6528 (gcc_gfc_char_table): Likewise.
6529 (scan_char_table): Likewise.
6530 (time_char_table): Likewis.
6531 (monetary_char_table): Likewise.
6532 * c-format.h (BADLEN): Likewise.
6534 2008-06-21 Ian Lance Taylor <iant@google.com>
6536 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
6537 Define END_OF_BASE_TREE_CODES around inclusion.
6538 * tree.c (tree_code_type): New global array.
6539 (tree_code_length, tree_code_name): Likewise.
6540 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
6542 (all-tree.def, s-alltree): New targets.
6543 (gencheck.h, s-gencheck): Remove.
6544 (tree.o): Depend upon all-tree.def.
6545 (build/gencheck.o): Remove gencheck.h dependency.
6546 (mostlyclean): Don't remove gencheck.h.
6547 * c-common.h (enum c_tree_code): Remove.
6548 * c-lang.c (tree_code_type): Remove.
6549 (tree_code_length, tree_code_name): Remove.
6550 * gencheck.c (tree_codes): Include all-tree.def, rather than
6551 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6553 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6555 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6556 (operator_name_info): Size to MAX_TREE_CODES.
6557 (assignment_operator_name_info): Likewise.
6558 * cp/cp-lang.c (tree_code_type): Remove.
6559 (tree_code_length, tree_code_name): Remove.
6560 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6561 (assignment_operator_name_info): Likewise.
6562 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6564 * cp/mangle.c (write_expression): Likewise.
6565 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6566 * fortran/f95-lang.c (tree_code_type): Remove.
6567 (tree_code_length, tree_code_name): Remove.
6568 * java/java-tree.h (enum java_tree_code): Remove.
6569 * java/lang.c (tree_code_type): Remove.
6570 (tree_code_length, tree_code_name): Remove.
6571 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6572 * objc/objc-act.h (enum objc_tree_code): Remove.
6573 * objc/objc-lang.c (tree_code_type): Remove.
6574 (tree_code_length, tree_code_name): Remove.
6575 * objcp/objcp-lang.c (tree_code_type): Remove.
6576 (tree_code_length, tree_code_name): Remove.
6577 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6578 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6579 * ada/misc.c (tree_code_type): Remove.
6580 (tree_code_length, tree_code_name): Remove.
6582 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6584 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6585 the grand_bitmap_obstack.
6587 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6589 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6590 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6591 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6592 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6593 move_stmt_r, new_label_mapper): Likewise.
6594 * tree-complex.c (cvc_lookup): Likewise.
6595 * tree-dfa.c (create_function_ann): Likewise.
6596 * tree-dump.c (dump_register): Likewise.
6597 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6598 find_phi_replacement_condition): Likewise.
6599 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6600 tree_function_versioning): Likewise.
6601 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6602 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6603 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6604 get_nonlocal_debug_decl, convert_nonlocal_reference,
6605 convert_nonlocal_omp_clauses, get_local_debug_decl,
6606 convert_local_reference, convert_local_omp_clauses,
6607 convert_nl_goto_reference, convert_nl_goto_receiver,
6608 convert_tramp_reference, convert_call_expr): Likewise.
6609 * tree-outof-ssa.c (contains_tree_r): Likewise.
6610 * tree-parloops.c (reduction_phi, initialize_reductions,
6611 eliminate_local_variables_1, add_field_for_reduction,
6612 add_field_for_name, create_phi_for_local_result,
6613 create_call_for_reduction_1, create_loads_for_reductions,
6614 create_stores_for_reduction, create_loads_and_stores_for_name):
6616 * tree-phinodes.c (allocate_phi_node): Likewise.
6617 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6618 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6619 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6620 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6621 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6622 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6623 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6624 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6625 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6626 vn_nary_op_insert): Likewise.
6627 * tree-ssa.c (redirect_edge_var_map_add,
6628 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6629 * tree-vectorizer.c (vectorize_loops): Likewise.
6630 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6631 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6632 tree_cons_stat, build1_stat, build_variant_type_copy,
6633 decl_init_priority_lookup, decl_fini_priority_lookup,
6634 decl_priority_info, decl_restrict_base_lookup,
6635 decl_restrict_base_insert, decl_debug_expr_lookup,
6636 decl_debug_expr_insert, decl_value_expr_lookup,
6637 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6638 type_hash_add, get_file_function_name, tree_check_failed,
6639 tree_not_check_failed, tree_range_check_failed,
6640 omp_clause_range_check_failed, build_omp_clause,
6641 build_vl_exp_stat): Likewise.
6642 * value-prof.c (gimple_histogram_value,
6643 gimple_duplicate_stmt_histograms): Likewise.
6644 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6645 unshare_variable, variable_union_info_cmp_pos, variable_union,
6646 dataflow_set_different_1, dataflow_set_different_2,
6647 vt_find_locations, variable_was_changed, set_variable_part,
6648 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6649 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6650 section_entry_hash, object_block_entry_eq,
6651 object_block_entry_hash, create_block_symbol,
6652 initialize_cold_section_name, default_function_rodata_section,
6653 strip_reg_name, set_user_assembler_name, const_desc_eq,
6654 build_constant_desc, output_constant_def, lookup_constant_def,
6655 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6656 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6657 default_internal_label): Likewise.
6658 * varray.c (varray_init, varray_grow): Likewise.
6659 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6661 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6663 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6664 operators for "test" insn. Macroize insn using SWI mode macro.
6665 (*jcc_fused_2): Ditto.
6666 (*jcc_fused_3): Macroize insn using SWI mode macro.
6667 (*jcc_fused_4): Ditto.
6669 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6671 * tree-ssa-pre.c: Fix typo in comment.
6672 (init_antic, fini_antic): Add explicit funtions for
6673 initializing and deinitializing ANTIC and AVAIL sets.
6674 (create_expression_by_pieces): Fix typo in comment.
6675 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6676 (execute_pre): Eventually dump details about ANTIC_IN.
6678 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6680 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6681 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6682 add_to_obstack, file_at_path, find_a_file, execute,
6683 add_preprocessor_option, add_assembler_option, add_linker_option,
6684 process_command, insert_wrapper, do_option_spec, do_self_spec,
6685 spec_path, do_spec_1, is_directory, main, used_arg,
6686 getenv_spec_function): Likewise.
6687 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6688 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6691 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6693 * doc/rtl.texi: Updated subreg section.
6695 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6698 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6699 node->needed and node->reachable.
6700 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6701 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6702 (expand_task_call): Don't call expand_task_copyfn.
6703 (expand_task_copyfn): Renamed to...
6704 (finalize_task_copyfn): ... this.
6706 2008-06-19 Jan Hubicka <jh@suse.cz>
6708 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6709 clobbering framepointer.
6711 2008-06-19 Jan Hubicka <jh@suse.cz>
6713 * tree-optimize.c (execute_early_local_optimizations): Set
6714 cgraph_state only at first invocation.
6716 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6718 * system.h (-Wc++-compat): Activate as a warning, no an error.
6720 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6722 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6723 instead of "#" in insn asm template.
6724 (*jcc_fused_2): Ditto.
6726 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/i386.h (ix86_tune_indices)
6729 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6730 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6731 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6732 (*jcc_fused_2): Ditto.
6733 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6734 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6735 (print operand): Handle 'E' and 'e' code.
6737 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6739 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6740 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6741 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6743 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6745 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6747 (cgraph_expand_function): Use local copy of decl.
6748 (cgraph_expand_all_functions): Remove redundant initialization of
6750 (cgraph_optimize): Reword internal_error message.
6752 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6754 * arm-protos.h (arm_return_in_memory): Remove public
6755 arm_return_in_memory() prototype.
6756 * arm.c (arm_return_in_memory): Add static prototype, add target
6757 hook macro, change definition and comments.
6758 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6760 2008-06-19 Ben Elliston <bje@au.ibm.com>
6762 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6763 real.c: Remove references to IEEE 754R.
6764 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6765 * doc/libgcc.texi (Decimal float library routines): Likewise.
6767 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6769 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6770 (default_unwind_word_mode): Add prototype.
6771 * targhooks.c (default_unwind_word_mode): New function.
6772 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6773 instead of word_mode.
6774 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6775 (TARGET_INITIALIZER): Use it.
6777 * c-common.c (handle_mode_attribute): Support "unwind_word"
6779 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6781 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6782 word_mode to access SjLj_Function_Context member "data".
6783 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6784 conversion from targetm.eh_return_filter_mode () to
6785 targetm.unwind_word_mode () if they differ.
6787 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6788 (BT_FN_UNWINDWORD_PTR): New function type.
6789 (BT_FN_WORD_PTR): Remove.
6790 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6791 * except.c (expand_builtin_extend_pointer): Convert pointer to
6792 targetm.unwind_word_mode () instead of word_mode.
6794 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6795 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6796 (spu_unwind_word_mode): New function.
6797 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6798 (TARGET_UNWIND_WORD_MODE): Define.
6799 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6801 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6803 * config/spu/spu.c (reg_align): Remove.
6804 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6805 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6806 (spu_split_store): Likewise.
6808 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6810 * gcc/tree-vn.c: Fix typo in comment.
6812 2008-06-18 Jan Hubicka <jh@suse.cz>
6814 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6815 toplevel reorder too.
6817 2008-06-18 Jan Hubicka <jh@suse.cz>
6819 * c-opts.c (c_common_post_options): PCH is not compatible with
6821 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6822 -fno-toplevel-reorder by default now.
6824 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6826 PR documentation/30739
6827 * doc/install.texi (Prerequisites): Document dependency on awk.
6829 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6830 Ian Lance Taylor <iant@google.com>
6832 PR rtl-optimization/35604
6833 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6834 only want to change jump destinations, not eventual label comparisons.
6836 2008-06-16 Jan Hubicka <jh@suse.cz>
6838 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6840 (cgraph_analyze_function): Likewise.
6842 2008-06-16 Jan Hubicka <jh@suse.cz>
6844 * cgraph.h (cgraph_mark_if_needed): New function.
6845 * cgraphunit.c (cgraph_mark_if_needed): New function.
6846 * c-decl.c (duplicate_decl): Use it.
6848 2008-06-16 Jan Hubicka <jh@suse.cz>
6850 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6853 2008-06-16 Jan Hubicka <jh@suse.cz>
6855 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6857 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6858 Kazu Hirata <kazu@codesourcery.com>
6859 Maxim Kuvyrkov <maxim@codesourcery.com
6861 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6862 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6863 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6864 EXTRA_SPEC_FUNCTIONS.
6865 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6866 (DRIVER_SELF_SPECS): Adjust.
6867 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6868 * config/mips/st.h, config/mips/t-st: New.
6869 * config/mips/driver-native.c, config/mips/x-native: New.
6870 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6873 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6875 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6877 (ISA_HAS_FP_CONDMOVE): New macro.
6878 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6879 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6880 (ISA_HAS_NMADD3_NMSUB3): New macro.
6881 * config/mips/mips.c (mips_rtx_costs): Update.
6882 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6883 compiling for ST Loongson 2E/2F.
6884 (madd<mode>): Rename to madd4<mode>. Update.
6885 (madd3<mode>): New pattern.
6886 (msub<mode>): Rename to msub4<mode>. Update.
6887 (msub3<mode>): New pattern.
6888 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6889 (nmadd3<mode>): New pattern.
6890 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6891 (nmadd3<mode>_fastmath): New pattern.
6892 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6893 (nmsub3<mode>): New pattern.
6894 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6895 (nmsub3<mode>_fastmath): New pattern.
6896 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6898 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6900 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6901 (DF_REF_INSN_INFO): New.
6902 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6903 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6904 with a NULL DF_REF_INSN_INFO.
6905 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6907 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6908 DF_INSN_INFO_EQ_USES): New.
6909 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6910 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6911 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6912 * df-core.c: Update comment for above changes.
6913 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6914 DF_INSN_UID_* macros.
6915 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6916 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6917 insn rtx. Update all callers.
6918 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6919 df_ref_create_structure, df_insn_refs_collect): Likewise.
6920 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6921 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6922 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6923 macros to access the insn refs.
6924 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6925 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6926 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6927 for accessing the refs.
6928 (try_fwprop_subst): Likewise.
6929 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6930 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6931 for accessing the refs.
6932 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6933 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6934 to look at the insn refs.
6935 (record_uses): Likewise.
6936 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6938 (mark_artificial_uses): Don't mark_insn for artificial refs.
6939 (mark_reg_rependencies): Likewise.
6941 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6943 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6945 * configure: Regenerate.
6947 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6949 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6950 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6951 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6953 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6955 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6956 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6957 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6959 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6961 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6962 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6963 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6965 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6967 * tree-ssa-sccvn.c: Fix format of comments.
6969 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6971 * cgraph.c: Remove unneeded forward declarations of eq_node()
6974 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6976 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6978 (see_update_relevancy): Likewise.
6979 * fwprop.c (try_fwprop_subst): Likewise.
6980 * rtlanal.c (noop_move_p): Likewise.
6981 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6982 notes to non-existing libcall blocks.
6983 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6985 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6986 (dead_libcall_p): Remove.
6987 (delete_trivially_dead_insns): Don't use it.
6988 * web.c (union_defs): Remove comment about keeping nops.
6989 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6990 (compute_hash_table_work): Don't track libcall notes.
6991 (do_local_cprop): Don't take libcall pointers. Don't update
6993 (adjust_libcall_notes): Deleted.
6994 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6995 ever have existed in the first place).
6996 (replace_store_insn): Don't try to remove libcall notes.
6997 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6998 (resolve_reg_notes): Don't call them.
6999 (resolve_simple_move): Likewise.
7000 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
7001 Don't remove REG_RETVAL notes.
7002 * emit-rtl.c (try_split): Don't update libcall notes.
7003 (emit_copy_of_insn_after): Dito.
7004 * cselib.c (cselib_current_insn_in_libcall): Remove.
7005 (cselib_process_insn): Don't set/clear it.
7006 (new_elt_loc_list): Don't record it.
7007 (cselib_init): Don't initialize it.
7008 * cselib.c (struct elt_loc_list): Remove in_libcall field.
7009 * loop-invariant.c (find_invariant_insn): Don't look for libcall
7011 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
7012 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
7013 (init_deps): Don't initialize it.
7014 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
7015 * combine.c (delete_noop_moves): Don't update libcall notes.
7016 (can_combine_p): Remove now pointless #if 0 block.
7017 (try_combine): Remove another obsolete #if 0 block.
7018 (distribute_notes): Don't distribute libcall notes.
7019 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
7020 * dce.c (libcall_dead_p): Remove.
7021 (delete_unmarked_insns): Don't handle libcall blocks.
7022 (preserve_libcall_for_dce): Remove.
7023 (prescan_insns_for_dce): Don't special-case libcall block insns.
7024 * reload1 (reload): Don't handle libcall notes.
7025 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
7028 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
7030 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
7031 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7032 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7034 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
7036 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
7037 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7038 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7040 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7042 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
7044 2008-06-16 Ira Rosen <irar@il.ibm.com>
7046 PR tree-optimization/36493
7047 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
7048 the arguments list. Use VECTYPE to create vector pointer.
7049 (vectorizable_store): Fail if accesses through a pointer to vectype
7050 do not alias the original memory reference operands.
7051 Call vect_create_data_ref_ptr without the removed argument.
7052 (vectorizable_load): Likewise.
7053 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
7056 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
7059 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
7062 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7064 * config/mips/loongson2ef.md: New file.
7065 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
7066 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
7067 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
7068 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
7069 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
7071 (loongson2ef.md): New include.
7072 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
7073 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
7074 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
7075 (loongson_gt_<mode>, loongson_extract_halfword)
7076 (loongson_insert_halfword_0, loongson_insert_halfword_2)
7077 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
7078 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
7079 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
7080 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
7081 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
7082 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
7083 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
7084 (vec_interleave_low<mode>): Define type attribute.
7085 * config/mips/mips.c (mips_ls2): New static variable.
7086 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
7087 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
7088 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
7089 Implement target scheduling hooks.
7090 (mips_multipass_dfa_lookahead): Update to handle tuning for
7092 (mips_sched_init): Initialize data for Loongson scheduling.
7093 (mips_ls2_variable_issue): New static function.
7094 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
7096 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
7097 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
7098 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
7099 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
7100 Handle ST Loongson 2E/2F cores.
7101 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
7103 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7105 * omp-low.c (extract_omp_for_data): Fix comment typo.
7108 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7110 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
7111 FIXME note about gcc/config.guess.
7112 * doc/options.texi (Option file format): Remove non-ASCII bytes.
7113 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
7114 * doc/cppopts.texi: Likewise.
7115 * doc/extend.texi: Likewise.
7116 * doc/gcc.texi: Likewise.
7117 * doc/gccint.texi: Likewise.
7118 * doc/gcov.texi: Likewise.
7119 * doc/gty.texi: Likewise.
7120 * doc/hostconfig.texi: Likewise.
7121 * doc/install.texi: Likewise.
7122 * doc/invoke.texi: Likewise.
7123 * doc/loop.texi: Likewise.
7124 * doc/makefile.texi: Likewise.
7125 * doc/md.texi: Likewise.
7126 * doc/passes.texi: Likewise.
7127 * doc/tm.texi: Likewise.
7128 * doc/tree-ssa.texi: Likewise.
7129 * doc/trouble.texi: Likewise.
7131 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
7132 Nathan Sidwell <nathan@codesourcery.com>
7133 Maxim Kuvyrkov <maxim@codesourcery.com>
7134 Richard Sandiford <rdsandiford@googlemail.com>
7136 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
7137 * config/mips/mips-protos.h (mips_expand_vector_init): New.
7138 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
7140 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
7141 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
7142 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
7144 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
7145 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
7146 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
7147 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
7148 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
7149 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
7150 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
7151 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
7152 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
7153 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
7154 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
7155 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
7156 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
7157 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
7158 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
7159 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
7160 (mips_builtins): Add Loongson builtins.
7161 (mips_loongson_2ef_bdesc): New.
7162 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
7163 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
7164 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
7165 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
7167 (mips_expand_vector_init): New.
7168 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
7169 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
7171 * config/mips/mips.md: Add unspec numbers for Loongson
7172 builtins. Include loongson.md.
7173 (MOVE64): Include Loongson vector modes.
7174 (SPLITF): Include Loongson vector modes.
7175 (HALFMODE): Handle Loongson vector modes.
7176 * config/mips/loongson.md: New.
7177 * config/mips/loongson.h: New.
7178 * config.gcc: Add loongson.h header for mips*-*-* targets.
7179 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
7181 2008-06-14 Joseph Myers <joseph@codesourcery.com>
7183 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
7184 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
7185 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
7186 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
7187 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
7188 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
7189 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
7190 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
7191 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
7192 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
7193 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
7194 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
7195 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
7196 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
7197 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
7198 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
7199 Remove use_fixproto=yes.
7200 (ia64*-*-hpux*): Remove comment about using fixproto.
7201 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
7203 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7205 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
7207 * configure: Regenerate.
7209 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
7212 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
7213 before evaluating it.
7215 2008-06-13 Jakub Jelinek <jakub@redhat.com>
7218 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
7219 nested inline functions.
7220 (start_decl, start_function): Don't invert DECL_EXTERNAL
7221 for nested inline functions.
7223 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
7225 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
7226 splits that must be made for correctness.
7228 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
7230 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
7231 (AVAIL_NON_MIPS16): Likewise.
7232 (mips_builtin_description): Replace target_flags with a predicate.
7233 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
7234 (dspr2_32): New availability predicates.
7235 (MIPS_BUILTIN): New macro.
7236 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
7237 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
7238 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
7239 Replace the TARGET_FLAGS parameters with AVAIL parameters.
7240 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
7241 (mips_dsp_32only_bdesc): Merge into...
7242 (mips_builtins): ...this new array.
7243 (mips_bdesc_map, mips_bdesc_arrays): Delete.
7244 (mips_init_builtins): Update after above changes.
7245 (mips_expand_builtin_1): Merge into...
7246 (mips_expand_builtin): ...here and update after above changes.
7248 2008-06-12 Paul Brook <paul@codesourcery.com>
7250 * longlong.h (__arm__): Define count_leading_zeros.
7251 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
7252 (clzsi2, clzdi2): New functions.
7253 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
7254 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
7255 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
7256 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
7257 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
7258 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
7259 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
7260 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7261 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
7262 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
7264 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
7266 * config/m68k/m68k.c (m68k_tune_flags): New.
7267 (override_options): Compute m68k_tune_flags.
7268 (MULL_COST, MULW_COST): Update for various variants of CFV2.
7269 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
7271 2008-06-12 Jakub Jelinek <jakub@redhat.com>
7274 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
7276 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
7278 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
7279 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
7281 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
7283 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
7284 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
7286 2008-06-12 Jakub Jelinek <jakub@redhat.com>
7289 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
7292 2008-06-12 Richard Guenther <rguenther@suse.de>
7294 PR tree-optimization/36345
7295 * tree-flow.h (struct ptr_info_def): Align escape_mask,
7296 add memory_tag_needed flag.
7297 (may_alias_p): Declare.
7298 * tree-ssa-alias.c (may_alias_p): Export.
7299 (set_initial_properties): Use memory_tag_needed flag.
7300 (update_reference_counts): Likewise.
7301 (reset_alias_info): Reset memory_tag_needed flag.
7302 (create_name_tags): Check memory_tag_needed flag.
7303 (dump_points_to_info_for): Dump it.
7304 * tree-ssa-structalias.c (struct variable_info): Remove
7305 directly_dereferenced flag.
7306 (new_var_info): Do not initialize it.
7307 (process_constraint_1): Do not set it.
7308 (update_alias_info): Set is_dereferenced flag.
7309 (set_uids_in_ptset): Use may_alias_p.
7310 (set_used_smts): Check memory_tag_needed flag.
7311 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
7312 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
7313 memory_tag_needed flag.
7314 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
7317 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
7319 * config/i386/i386.c (ix86_compute_frame_layout): Disable
7320 red zone for w64 abi.
7321 (ix86_expand_prologue): Likewise.
7322 (ix86_force_to_memory): Likewise.
7323 (ix86_free_from_memory): Likewise.
7325 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
7328 * config/rs6000/rs6000.c (rs6000_override_options): Set
7329 rs6000_isel conditionally to the absence of comand line override.
7330 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7331 Remove duplicate rs6000_isel setting.
7332 * config/rs6000/eabispe.h: Ditto.
7334 2008-06-11 Richard Guenther <rguenther@suse.de>
7336 * alias.c (get_alias_set): Use the element alias-set for arrays.
7337 (record_component_aliases): For arrays and vectors do nothing.
7338 * c-common.c (strict_aliasing_warning): Handle the cases
7339 of alias set zero explicitly.
7340 * Makefile.in (dfp.o-warn): Add -Wno-error.
7342 2008-06-11 Joseph Myers <joseph@codesourcery.com>
7344 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
7346 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
7347 tune_32 tune_64 to supported_defaults. Allow values not
7348 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
7349 x86_64. Do not override cpu_32 or cpu_64 values from target name.
7350 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
7351 with_cpu_64 to generic for 64-bit-supporting configurations, not
7352 with_cpu. Remove FIXMEs.
7353 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
7354 --with-arch-64, --with-tune-32, --with-tune-64): Document.
7355 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
7356 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
7357 arch_32 and arch_64.
7359 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
7360 Olivier Hainque <hainque@adacore.com>
7362 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
7363 Use DECL_SIZE_UNIT to retrieve the size of the field.
7365 2008-06-11 Joseph Myers <joseph@codesourcery.com>
7367 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
7368 with function calls after declarations. Lay out
7369 neon_float_type_node before further use.
7371 2008-06-11 Richard Guenther <rguenther@suse.de>
7373 * tree-flow.h (may_point_to_global_var): Declare.
7374 * tree-ssa-alias.c (may_point_to_global_var): New function.
7375 * tree-ssa-sink.c (is_hidden_global_store): Use it.
7377 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
7379 * configure.ac: Teach that fido supports .debug_line.
7380 * configure: Regenerate.
7382 2008-06-10 Tom Tromey <tromey@redhat.com>
7384 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
7387 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7389 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
7390 (encode_decimal64, decode_decimal64, encode_decimal128,
7391 decode_decimal128): Reverse order of 32-bit parts of value if host
7392 and target endianness differ.
7394 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
7396 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
7397 Avoid division by 0.
7398 (tree_mod_pow2_value_transform): Likewise.
7399 (tree_ic_transform): Likewise.
7400 (tree_stringops_transform): Likewise.
7401 (tree_mod_subtract_transform): Likewise.
7402 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
7403 (copy_edges_for_bb): Likewise.
7404 (initialize_cfun): Likewise.
7406 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7408 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
7409 nonmemory_operand. Add "N" operand constraint.
7411 (*jcc_btdi_mask_rex64): New instruction and split pattern.
7412 (*jcc_btsi_mask): Ditto.
7413 (*jcc_btsi_mask_1): Ditto.
7415 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7417 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
7418 TYPE_CANONICAL for copied element type.
7420 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7423 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
7424 Add m_CORE2 and m_GENERIC.
7425 * config/i386/predicates.md (bt_comparison_operator): New predicate.
7426 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
7428 (*jcc_btdi_rex64): New instruction and split pattern.
7430 (*jcc_btsi_1): Ditto.
7431 (*btsq): Fix Intel asm dialect operand order.
7435 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
7438 * simplify-rtx.c (simplify_subreg): Add check for shift count
7441 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
7443 * doc/md.texi: Synchronize with later constraints.md change.
7444 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
7445 with a C implementation.
7446 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
7448 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
7449 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
7450 when moving to and from MD_REGNUM.
7451 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
7452 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
7453 Handle byte and halfword moves.
7454 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
7456 * config/mips/constraints.md (h): Turn into NO_REGS.
7457 (l, x): Update documentation.
7458 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
7459 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
7460 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
7461 (HILO): New mode iterator.
7463 (any_div): New code iterator.
7464 (u): Extend code attribute to div and udiv.
7465 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
7466 d_operand in the splitters. Remove redundant CONST_INT checks.
7467 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
7468 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
7469 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
7470 accordingly, using normal moves instead of unspecs to move LO into
7471 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
7472 (<u>mulsidi3): Handle expansion in C code.
7473 (<u>mulsidi3_32bit_internal): Rename to...
7474 (<u>mulsidi3_32bit): ...this.
7475 (<u>mulsidi3_32bit_r4000): Fix insn separator.
7476 (*<u>mulsidi3_64bit): Rename to...
7477 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
7478 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
7479 to set LO and HI to the multiplication result. Use a normal move
7480 for MFLO and an unspec for MFHI.
7481 (*<u>mulsidi3_64bit_parts): Replace with...
7482 (<u>mulsidi3_64bit_hilo): ...this new instruction.
7483 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
7484 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
7485 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
7486 instead of HI. Split the instruction into a separate multiplication
7487 and MFHI if !TARGET_FIX_R4000.
7488 (<su>muldi3_highpart): Likewise.
7489 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
7490 and the "=h" clobber.
7491 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
7492 (<u>mulditi3): New expander.
7493 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
7494 (madsi): Remove "=h" clobber.
7495 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
7496 Force the modulus result to be a GPR and split the instruction into
7497 a division followed by an MFHI after reload.
7498 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
7499 (*lea_high64): Use d_operand in the define_peephole2. Likewise
7500 the MIPS16 HIGH define_split.
7501 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
7502 of acc<->gpr moves to "multi".
7503 (*movdi_64bit): Replace the single "x" alternative with
7504 alternatives for moving into and out of "a".
7505 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
7506 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
7507 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
7508 Use d_operand in the splitters. Remove redundant CONST_INT checks.
7509 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
7510 (movti): New expander.
7511 (*movti, *movti_mips16): New insns.
7512 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
7513 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
7514 (mthi<GPR:mode>_<HILO:mode>): Likewise.
7515 * config/mips/predicates.md (fpr_operand): Delete.
7516 (d_operand): New predicate.
7518 2008-06-09 Michael Meissner <michael.meissner@amd.com>
7520 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
7521 failure on some Bourne shells.
7522 (x86_64-*-*): Ditto.
7524 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
7526 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
7528 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
7530 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
7531 (sparc-sun-solaris2*): Likewise.
7533 2008-06-09 Arnaud Charlet <charlet@adacore.com
7535 * doc/install.texi: Update requirements to build the Ada compiler.
7537 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7539 * df-scan.c (struct df_scan_problem_data): Remove the
7540 mw_link_pool alloc pool.
7541 (df_scan_free_internal): Don't free it.
7542 (df_scan_alloc): Don't allocate it.
7543 * df.h (struct df_link): Update comment.
7545 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
7547 * except.h: Correct checks for when SJLJ exceptions must be used.
7549 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7551 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7554 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7556 PR tree-optimization/36218
7557 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7558 configure for the build system.
7559 (BUILD_LDFLAGS): Define.
7560 * configure: Regenerate.
7561 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7563 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7566 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7567 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7568 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7570 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7572 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7574 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7576 * config.gcc (Obsolete configurations): Remove list of
7578 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7579 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7580 targets matched by those patterns.
7581 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7582 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7583 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7584 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7585 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7586 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7587 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7588 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7589 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7590 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7591 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7592 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7593 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7594 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7595 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7596 Make code for Solaris 7 and greater unconditional for Solaris.
7597 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7598 Remove --with-* handling.
7599 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7600 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7601 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7602 LINK_OS_WINDISS_SPEC): Remove.
7603 * config/rs6000/sysv4.opt (mwindiss): Remove.
7604 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7605 * configure: Regenerate.
7606 * doc/cpp.texi: Don't mention BeOS.
7607 * doc/extend.texi (interrupt): Don't mention MS1.
7608 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7609 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7610 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7611 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7612 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7614 * doc/invoke.texi (MT Options): Remove.
7615 (-mwindiss): Remove.
7616 (CRIS Options): Remove cris-axis-aout references.
7617 (HPPA Options): Don't mention hppa1.1-*-pro.
7618 * doc/md.texi: (MorphoTech family): Remove.
7619 * libgcc2.c: Don't handle UWIN.
7620 * config/alpha/t-unicosmk: Remove.
7621 * config/alpha/unicosmk.h: Remove.
7622 * config/arm/kaos-arm.h: Remove.
7623 * config/arm/kaos-strongarm.h: Remove.
7624 * config/arm/strongarm-coff.h: Remove.
7625 * config/arm/strongarm-elf.h: Remove.
7626 * config/arm/strongarm-pe.h: Remove.
7627 * config/arm/t-strongarm-pe: Remove.
7628 * config/arm/t-xscale-coff: Remove.
7629 * config/arm/t-xscale-elf: Remove.
7630 * config/arm/xscale-coff.h: Remove.
7631 * config/arm/xscale-elf.h: Remove.
7632 * config/chorus.h: Remove.
7633 * config/cris/aout.h: Remove.
7634 * config/cris/aout.opt: Remove.
7635 * config/cris/t-aout: Remove.
7636 * config/i386/beos-elf.h: Remove.
7637 * config/i386/kaos-i386.h: Remove.
7638 * config/i386/ptx4-i.h: Remove.
7639 * config/i386/sco5.h: Remove.
7640 * config/i386/sco5.opt: Remove.
7641 * config/i386/sysv4-cpp.h: Remove.
7642 * config/i386/sysv5.h: Remove.
7643 * config/i386/t-beos: Remove.
7644 * config/i386/t-sco5: Remove.
7645 * config/i386/t-uwin: Remove.
7646 * config/i386/uwin.asm: Remove.
7647 * config/i386/uwin.h: Remove.
7648 * config/kaos.h: Remove.
7649 * config/mips/windiss.h: Remove.
7650 * config/mt: Remove directory.
7651 * config/pa/pa-osf.h: Remove.
7652 * config/pa/pa-pro-end.h: Remove.
7653 * config/pa/t-pro: Remove.
7654 * config/ptx4.h: Remove.
7655 * config/rs6000/beos.h: Remove.
7656 * config/rs6000/kaos-ppc.h: Remove.
7657 * config/rs6000/t-beos: Remove.
7658 * config/rs6000/windiss.h: Remove.
7659 * config/sh/kaos-sh.h: Remove.
7660 * config/sol2-6.h: Remove.
7661 * config/sparc/sol26-sld.h: Remove.
7662 * config/sparc/sysv4-only.h: Remove.
7663 * config/vax/bsd.h: Remove.
7664 * config/vax/t-memfuncs: Remove.
7665 * config/vax/ultrix.h: Remove.
7666 * config/vax/vaxv.h: Remove.
7667 * config/windiss.h: Remove.
7669 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7671 PR rtl-optimization/36438
7672 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7673 for vector shifts with constant scalar shift operands.
7675 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7677 * doc/invoke.texi: Document -march=xlr.
7678 * config/mips/xlr.md: New file.
7679 * config/mips/mips.md: Include it.
7681 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7682 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7683 (mips_rtx_cost_data): Likewise.
7685 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7687 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7688 PRE_INC and PRE_DEC cases.
7690 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7692 PR rtl-optimization/36419
7693 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7694 the emitting jump insn.
7697 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7698 is not bool, boolify the whole *expr_p and convert to the desired type.
7700 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7702 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7703 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7704 Add omp_private_outer_ref hook, add another argument to
7705 omp_clause_default_ctor hook.
7706 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7707 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7708 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7709 hook_tree_tree_tree_tree_null.
7710 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7711 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7712 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7713 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7714 * tree.def (OMP_TASK): New tree code.
7715 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7716 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7717 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7718 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7719 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7720 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7721 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7722 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7723 (OMP_DIRECTIVE_P): Add OMP_TASK.
7724 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7725 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7726 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7727 and OMP_CLAUSE_UNTIED entries.
7728 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7730 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7731 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7732 * tree-pretty-print.c (dump_omp_clause): Handle
7733 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7734 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7735 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7736 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7737 warning about unsigned iterators. Change decl/init/cond/incr
7738 arguments to TREE_VECs, check arguments for all collapsed loops.
7739 (c_finish_omp_taskwait): New function.
7740 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7742 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7743 default_function_array_conversion on init. Add par_clauses argument.
7744 If decl is present in parallel's lastprivate clause, change it to
7745 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7746 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7747 collapse count in clauses.
7748 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7749 c_parser_omp_for_loop callers.
7750 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7751 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7752 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7753 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7755 (c_parser_omp_clause_schedule): Handle schedule(auto).
7756 Include correct location in the error message.
7757 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7758 and PRAGMA_OMP_CLAUSE_UNTIED.
7759 (OMP_TASK_CLAUSE_MASK): Define.
7760 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7761 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7762 * tree-nested.c (convert_nonlocal_omp_clauses,
7763 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7764 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7765 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7766 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7768 (conver_nonlocal_reference, convert_local_reference,
7769 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7770 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7771 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7772 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7773 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7774 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7775 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7776 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7777 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7779 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7780 * c-common.h (c_finish_omp_taskwait): New prototype.
7781 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7782 * tree-parloops.c (create_parallel_loop): Create 1 entry
7783 vectors for OMP_FOR_{INIT,COND,INCR}.
7784 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7785 (make_edges): Handle OMP_TASK.
7786 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7787 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7788 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7789 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7790 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7791 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7792 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7793 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7794 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7795 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7796 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7797 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7798 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7799 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7800 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7801 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7802 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7803 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7804 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7805 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7806 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7807 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7808 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7809 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7810 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7811 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7812 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7813 original iterator is present in lastprivate clause or if
7814 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7815 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7816 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7817 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7818 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7819 if it is set, lookup var in outer contexts too. Handle
7820 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7821 to be implicitly determined firstprivate for task regions.
7822 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7823 if it is set, lookup var in outer contexts too. Set
7824 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7825 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7826 OMP_CLAUSE_UNTIED. Take region_type as last argument
7827 instead of in_parallel and in_combined_parallel.
7828 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7830 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7831 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7832 (new_omp_context): Set default_kind to
7833 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7834 (omp_region_type): New enum.
7835 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7836 fields, add region_type.
7837 (new_omp_context): Take region_type as argument instead of is_parallel
7838 and is_combined_parallel.
7839 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7840 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7841 ctx->is_combined_parallel checks.
7842 (gimplify_omp_task): New function.
7843 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7845 * omp-low.c (extract_omp_for_data): Use schedule(static)
7846 for schedule(auto). Handle pointer and unsigned iterators.
7847 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7848 Add loops argument. Extract data for collapsed OMP_FOR loops.
7849 (expand_parallel_call): Assert sched_kind isn't auto,
7850 map runtime schedule to index 3.
7851 (struct omp_for_data_loop): New type.
7852 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7853 Add loop, loops, collapse and iter_type fields.
7854 (workshare_safe_to_combine_p): Disallow combined for if
7855 iter_type is unsigned long long. Don't combine collapse > 1 loops
7856 unless all bounds and steps are constant. Adjust extract_omp_for_data
7858 (expand_omp_for_generic): Handle pointer, unsigned and long long
7859 iterators. Handle collapsed OMP_FOR loops. Adjust
7860 for struct omp_for_data changes. If libgomp function doesn't return
7861 boolean_type_node, add comparison of the return value with 0.
7862 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7863 pointer, unsigned and long long iterators. Adjust for struct
7864 omp_for_data changes.
7865 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7866 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7867 unsigned long long. Allocate loops array, pass it to
7868 extract_omp_for_data. For collapse > 1 loops use always
7869 expand_omp_for_generic.
7870 (omp_context): Add sfield_map and srecord_type fields.
7871 (is_task_ctx, lookup_sfield): New functions.
7872 (use_pointer_for_field): Use is_task_ctx helper. Change first
7873 argument's type from const_tree to tree. Clarify comment.
7874 In OMP_TASK disallow copy-in/out sharing.
7875 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7876 (install_var_field): Add mask argument. Populate both record_type
7877 and srecord_type if needed.
7878 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7880 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7881 and DECL_FIELD_OFFSET.
7882 (scan_sharing_clauses): Adjust install_var_field callers. For
7883 firstprivate clauses on explicit tasks allocate the var by value in
7884 record_type unconditionally, rather than by reference.
7885 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7886 Use is_taskreg_ctx instead of is_parallel_ctx.
7887 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7888 (create_omp_child_function_name): Add task_copy argument, use
7889 *_omp_cpyfn* names if it is true.
7890 (create_omp_child_function): Add task_copy argument, if true create
7891 *_omp_cpyfn* helper function.
7892 (scan_omp_parallel): Adjust create_omp_child_function callers.
7893 Rename parallel_nesting_level to taskreg_nesting_level.
7894 (scan_omp_task): New function.
7895 (lower_rec_input_clauses): Don't run constructors for firstprivate
7896 explicit task vars which are initialized by *_omp_cpyfn*.
7897 Pass outer var ref to omp_clause_default_ctor hook if
7898 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7899 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7900 OMP_CLAUSE_REDUCTION_INIT.
7901 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7902 avoid duplicate setting of fields. Handle
7903 OMP_CLAUSE_PRIVATE_OUTER_REF.
7904 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7905 copy-out if TREE_READONLY, only copy-in.
7906 (expand_task_copyfn): New function.
7907 (expand_task_call): New function.
7908 (struct omp_taskcopy_context): New type.
7909 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7911 (lower_omp_parallel): Rename to...
7912 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7913 Call create_task_copyfn if srecord_type is needed. Adjust
7915 (task_shared_vars): New variable.
7916 (check_omp_nesting_restrictions): Warn if work-sharing,
7917 barrier, master or ordered region is closely nested inside OMP_TASK.
7918 Add warnings for barrier if closely nested inside of work-sharing,
7919 ordered, or master region.
7920 (scan_omp_1): Call check_omp_nesting_restrictions even for
7921 GOMP_barrier calls. Rename parallel_nesting_level to
7922 taskreg_nesting_level. Handle OMP_TASK.
7923 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7924 work-sharing construct, continue looking for them on parent parallel
7926 (lower_omp_for_lastprivate): Add lastprivate clauses
7927 to the beginning of dlist rather than end. Adjust for struct
7928 omp_for_data changes.
7929 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7930 not after it. Handle collapsed OMP_FOR loops, adjust for
7931 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7932 (get_ws_args_for): Adjust extract_omp_for_data caller.
7933 (scan_omp_for): Handle collapsed OMP_FOR
7934 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7935 (lower_omp_single_simple): If libgomp function doesn't return
7936 boolean_type_node, add comparison of the return value with 0.
7937 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7938 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7939 (parallel_nesting_level): Rename to...
7940 (taskreg_nesting_level): ... this.
7941 (is_taskreg_ctx): New function.
7942 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7944 (execute_lower_omp): Rename parallel_nesting_level to
7945 taskreg_nesting_level.
7946 (expand_omp_parallel): Rename to...
7947 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7948 Call omp_task_call for OMP_TASK regions.
7949 (expand_omp): Adjust caller, handle OMP_TASK.
7950 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7952 * bitmap.c (bitmap_default_obstack_depth): New variable.
7953 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7954 if argument is NULL and bitmap_default_obstack is already initialized.
7955 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7957 * matrix-reorg.c (matrix_reorg): Likewise.
7959 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/i386.md (*indirect_jump): Macroize using P
7962 mode iterator. Remove !TARGET_64BIT from insn constraints.
7963 (*tablejump_1): Ditto.
7964 (*indirect_jump_rex64): Remove insn pattern.
7965 (*tablejump_1_rex64): Ditto.
7966 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7967 and eh_return_si insn patterns.
7969 2008-06-06 Richard Guenther <rguenther@suse.de>
7971 * tree-ssa-structalias.c (merge_smts_into): Remove.
7972 (find_what_p_points_to): Do not bother to compute the
7973 points-to set for pt_anything pointers.
7974 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7975 for pt_anything pointers is ok.
7977 2008-06-06 Jan Hubicka <jh@suse.cz>
7979 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7981 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7983 * cgraph.c: Fix typos in comments.
7984 (cgraph_availability_names): Fix string typo.
7985 * fold-const.c: Fix typos in comments.
7986 (fold_binary): Fix typo in warning.
7987 * genautomata.c: Fix typos in comments.
7988 (check_presence_pattern_sets): Fix typo in local variable.
7989 (output_description): Fix typo in output.
7990 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7991 * hwint.h: Likewise.
7992 * matrix-reorg.c (check_allocation_function): Likewise.
7993 * omega.c (smooth_weird_equations): Likewise.
7994 * auto-inc-dec.c: Fix typos in comments.
7995 * bb-reorder.c: Likewise.
7996 * builtins.c: Likewise.
7997 * c-common.c: Likewise.
7998 * c-cppbuiltin.c: Likewise.
7999 * c-parser.c: Likewise.
8000 * c-pretty-print.c: Likewise.
8001 * cfgcleanup.c: Likewise.
8002 * cfgexpand.c: Likewise.
8003 * cfghooks.c: Likewise.
8004 * cfglayout.c: Likewise.
8005 * cfgloopmanip.c: Likewise.
8006 * cgraphunit.c: Likewise.
8007 * coverage.c: Likewise.
8008 * dbxout.c: Likewise.
8009 * df-byte-scan.c: Likewise.
8010 * df-core.c: Likewise.
8011 * df-problems.c: Likewise.
8012 * df-scan.c: Likewise.
8014 * dominance.c: Likewise.
8015 * domwalk.c: Likewise.
8017 * dwarf2out.c: Likewise.
8018 * emit-rtl.c: Likewise.
8019 * et-forest.c: Likewise.
8020 * function.c: Likewise.
8021 * function.h: Likewise.
8023 * gcov-io.c: Likewise.
8026 * genattrtab.c: Likewise.
8027 * ggc-page.c: Likewise.
8028 * gimplify.c: Likewise.
8029 * gthr-lynx.h: Likewise.
8030 * haifa-sched.c: Likewise.
8031 * ipa-cp.c: Likewise.
8032 * ipa-inline.c: Likewise.
8033 * ipa-prop.h: Likewise.
8034 * ipa-pure-const.c: Likewise.
8035 * ipa-struct-reorg.c: Likewise.
8036 * ipa-struct-reorg.h: Likewise.
8037 * ipa-type-escape.c: Likewise.
8039 * loop-doloop.c: Likewise.
8040 * mips-tfile.c: Likewise.
8041 * mkmap-flat.awk: Likewise.
8042 * mkmap-symver.awk: Likewise.
8043 * modulo-sched.c: Likewise.
8044 * omp-low.c: Likewise.
8045 * optabs.c: Likewise.
8046 * optabs.h: Likewise.
8048 * passes.c: Likewise.
8049 * postreload-gcse.c: Likewise.
8050 * postreload.c: Likewise.
8051 * predict.c: Likewise.
8052 * pretty-print.h: Likewise.
8053 * profile.c: Likewise.
8054 * protoize.c: Likewise.
8055 * ra-conflict.c: Likewise.
8057 * recog.c: Likewise.
8058 * regclass.c: Likewise.
8060 * reload.c: Likewise.
8061 * rtl-error.c: Likewise.
8062 * rtlanal.c: Likewise.
8064 * sched-rgn.c: Likewise.
8067 * target.h: Likewise.
8068 * tree-dfa.c: Likewise.
8069 * tree-eh.c: Likewise.
8070 * tree-flow-inline.h: Likewise.
8071 * tree-inline.c: Likewise.
8072 * tree-into-ssa.c: Likewise.
8073 * tree-loop-distribution.c: Likewise.
8074 * tree-nested.c: Likewise.
8075 * tree-parloops.c: Likewise.
8076 * tree-pass.h: Likewise.
8077 * tree-pretty-print.c: Likewise.
8078 * tree-profile.c: Likewise.
8079 * tree-scalar-evolution.c: Likewise.
8080 * tree-sra.c: Likewise.
8081 * tree-ssa-alias-warnings.c: Likewise.
8082 * tree-ssa-ccp.c: Likewise.
8083 * tree-ssa-coalesce.c: Likewise.
8084 * tree-ssa-dom.c: Likewise.
8085 * tree-ssa-dse.c: Likewise.
8086 * tree-ssa-forwprop.c: Likewise.
8087 * tree-ssa-live.c: Likewise.
8088 * tree-ssa-live.h: Likewise.
8089 * tree-ssa-loop-im.c: Likewise.
8090 * tree-ssa-loop-ivopts.c: Likewise.
8091 * tree-ssa-loop-niter.c: Likewise.
8092 * tree-ssa-loop-prefetch.c: Likewise.
8093 * tree-ssa-phiopt.c: Likewise.
8094 * tree-ssa-phiprop.c: Likewise.
8095 * tree-ssa-sccvn.c: Likewise.
8096 * tree-ssa-ter.c: Likewise.
8097 * tree-ssa-threadupdate.c: Likewise.
8098 * tree-ssa.c: Likewise.
8099 * tree-vect-analyze.c: Likewise.
8100 * tree-vect-transform.c: Likewise.
8101 * tree-vectorizer.c: Likewise.
8102 * tree-vn.c: Likewise.
8103 * tree-vrp.c: Likewise.
8105 * tree.def: Likewise.
8107 * unwind-dw2-fde.c: Likewise.
8108 * unwind.inc: Likewise.
8109 * value-prof.c: Likewise.
8110 * vmsdbgout.c: Likewise.
8112 2008-06-05 David Edelsohn <edelsohn@gnu.org>
8114 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
8115 always place FP constants in the TOC for TARGET_POWERPC64.
8116 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
8118 2008-06-05 Joseph Myers <joseph@codesourcery.com>
8120 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
8121 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
8122 enable for TARGET_E500_DOUBLE.
8123 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
8124 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
8125 floating-point modes like integer modes for E500 double.
8126 (rs6000_legitimate_offset_address_p): Likewise.
8127 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
8128 addressing for DDmode for E500 double.
8129 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
8130 modes as using 64-bits of registers for E500 double.
8131 (spe_build_register_parallel): Do not handle DDmode or TDmode.
8132 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
8133 specially for E500 double.
8134 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
8135 TDmode for E500 double.
8136 (rs6000_gimplify_va_arg): Only handle SDmode in registers
8137 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
8138 (rs6000_split_multireg_move): Do not handle TDmode specially for
8140 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
8141 using 64-bit registers for E500 double.
8142 (emit_frame_save): Do not handle DDmode specially for E500 double.
8143 (gen_frame_mem_offset): Likewise.
8144 (rs6000_function_value): Do not call spe_build_register_parallel
8145 for DDmode or TDmode.
8146 (rs6000_libcall_value): Likewise.
8147 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
8148 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
8151 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
8153 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
8156 2008-06-04 Junjie Gu <jgu@tensilica.com>
8158 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
8159 comparison for frame pointers.
8161 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
8164 * config/avr/avr.h (PUSH_ROUNDING): Remove.
8166 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
8169 * builtins.c (expand_builtin_signbit): Don't take lowpart when
8170 register is already smaller or equal to required mode.
8172 2008-06-04 Xinliang David Li <davidxl@google.com>
8174 * tree-call-cdce.c: New file.
8175 (cond_dead_built_in_calls): New static variable.
8176 (input_domain): New struct.
8177 (check_pow): New function.
8178 (check_builtin_call): Ditto.
8179 (check_target_format): Ditto.
8180 (is_call_dce_candidate): Ditto.
8181 (gen_one_condition): Ditto.
8182 (gen_conditions_for_domain): Ditto.
8183 (get_domain): Ditto.
8184 (gen_conditions_for_pow_cst_base): Ditto.
8185 (gen_conditions_for_pow_int_base): Ditto.
8186 (gen_conditions_for_pow): Ditto.
8187 (get_no_error_domain): Ditto.
8188 (gen_shrink_wrap_conditions): Ditto.
8189 (shrink_wrap_one_built_in_call): Ditto.
8190 (shink_wrap_conditional_dead_built_in_calls): Ditto.
8191 (tree_call_cdce): Ditto.
8192 (gate_call_cdce): Ditto.
8193 (pass_call_cdce): New gimple pass.
8194 * passes.c: (init_optimization_passes): New pass.
8195 * tree-pass.h: New pass declaration.
8196 * opts.c (decode_options): New flag setting.
8197 * common.opt: Add -ftree-builtin-call-dce flag.
8198 * Makefile.in: Add new source file.
8199 * tempvar.def: New tv_id.
8200 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
8202 2008-06-04 Richard Guenther <rguenther@suse.de>
8204 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
8205 (is_call_clobbered): Always check var_ann->call_clobbered.
8206 (mark_call_clobbered): Always set var_ann->call_clobbered.
8207 (clear_call_clobbered): Always clear var_ann->call_clobbered.
8208 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
8209 (reset_alias_info): Clear call clobbering info on MTAGs and
8211 (set_pt_anything): Set pt_global_mem.
8212 (create_tag_raw): Adjust comment.
8213 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
8215 2008-06-04 Joseph Myers <joseph@codesourcery.com>
8216 Maxim Kuvyrkov <maxim@codesourcery.com>
8218 * config/m68k/m68k.opt (mxgot): New option.
8219 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
8220 (m68k_output_addr_const_extra): New.
8221 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
8222 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
8223 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
8224 * doc/invoke.texi (M680x0 Options): Document -mxgot.
8226 2008-06-04 Richard Guenther <rguenther@suse.de>
8228 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
8229 negative or non-representable offsets.
8231 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
8233 * config/i386/i386.c (ix86_gen_leave): New.
8234 (ix86_gen_pop1): Likewise.
8235 (ix86_gen_add3): Likewise.
8236 (ix86_gen_sub3): Likewise.
8237 (ix86_gen_sub3_carry): Likewise.
8238 (ix86_gen_one_cmpl2): Likewise.
8239 (ix86_gen_monitor): Likewise.
8240 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
8241 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
8242 ix86_gen_one_cmpl2 and ix86_gen_monitor.
8243 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
8244 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
8245 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
8246 (ix86_expand_epilogue): Updated.
8247 (print_operand): Handle integer register operand for 'z'.
8248 (ix86_expand_strlensi_unroll_1): Likewise.
8249 (ix86_expand_strlen): Likewise.
8250 (ix86_expand_builtin): Likewise.
8251 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
8252 mov{q}/mov{l} and add{q}/add{l}.
8254 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8256 * config/i386/i386.md (P): New mode iterator.
8257 (SFmode push_operand splitter): Macroize DImode and SImode pushes
8258 using P mode iterator.
8259 (DFmode push_operand splitter): Ditto.
8260 (XFmode push_operand splitter): Ditto.
8261 (DFmode float_extend SFmode push_operand splitter): Ditto.
8262 (XFmode float_extend SFmode push_operand splitter): Do not generate
8263 SImode pushes for 64bit target. Macroize Dimode and SImode
8264 pushes using P mode iterator.
8265 (XFmode float_extend DFmode push_operand splitter): Ditto.
8267 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8269 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
8270 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
8271 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
8273 (ix86_call_abi_override): Remove check for call_used_regs.
8275 2008-06-03 Richard Guenther <rguenther@suse.de>
8277 * tree-ssa-structalias.c (find_func_aliases): Add constraints
8278 for the lhs of calls if the return type contains pointers.
8280 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8282 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
8283 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
8284 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
8285 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
8286 of cfun and DEFAULT_ABI to deceide abi mode.
8288 (REG_PARM_STACK_SPACE): Removed.
8289 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
8290 (STACK_BOUNDARY): Use default target to deceide stack boundary.
8291 * config/i386/i386-protos.h (ix86_cfun_abi): New.
8292 (ix86_function_abi): Likewise.
8293 (ix86_function_type_abi): Likewise.
8294 (ix86_call_abi_override): Likewise.
8295 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
8296 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
8297 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
8298 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
8300 (X86_64_REGPARM_MAX): New.
8301 (X86_64_SSE_REGPARM_MAX): New.
8302 (X64_REGPARM_MAX): New.
8303 (X64_SSE_REGPARM_MAX): New.
8304 (X86_32_REGPARM_MAX): New.
8305 (X86_32_SSE_REGPARM_MAX): New.
8306 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
8307 (ix86_function_regparm): Handle user calling abi.
8308 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
8309 by DEFAULT_ABI versus SYSV_ABI check.
8310 (ix86_reg_parm_stack_space): New.
8311 (ix86_function_type_abi): New.
8312 (ix86_call_abi_override): New.
8313 (ix86_function_abi): New.
8314 (ix86_cfun_abi): New.
8315 (init_cumulative_args): Call abi specific initialization.
8316 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
8317 (function_arg_64): Extend SSE_REGPARM_MAX check.
8318 (function_arg (): Remove TARGET_64BIT_MS_ABI.
8319 (ix86_pass_by_reference): Likewise.
8320 (ix86_function_value_regno_p): Likewise.
8321 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
8322 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
8323 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
8324 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
8325 (setup_incoming_varargs_64): Adjust regparm for call abi.
8326 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
8327 (ix86_va_start): Likewise.
8328 (ix86_gimplify_va_arg): Likewise.
8329 (ix86_expand_prologue): Likewise.
8330 (output_pic_addr_const): Likewise.
8331 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
8332 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
8333 (x86_output_mi_thunk): Likewise.
8334 (x86_function_profiler): Likewise.
8335 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
8336 (SYSV_ABI, MS_ABI): New constants.
8338 (init_regs): Add prototype of function in regclass.c file.
8339 (OVERRIDE_ABI_FORMAT): New.
8340 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
8341 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
8342 (OUTGOING_REG_PARM_STACK_SPACE): New.
8343 (ix86_reg_parm_stack_space): New prototype.
8344 (CUMULATIVE_ARGS): Add call_abi member.
8345 (machine_function): Add call_abi member.
8346 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
8347 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
8349 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
8352 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
8353 (avr_builtin_setjmp_frame_value): New function.
8354 * config/avr/avr.md (nonlocal_goto_receiver): Define.
8355 (nonlocal_goto): Define.
8357 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
8359 * config/mips/mips.c (mips_emit_loadgp): Return early if
8360 there is nothing do to, otherwise emit a blockage if
8361 !TARGET_EXPLICIT_RELOCS || crtl->profile.
8362 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
8364 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8366 * configure.ac: Drop unneeded backslash ending up in config.in.
8367 * acinclude.m4: Likewise.
8368 * config.in: Regenerate.
8370 2008-05-26 Jan Hubicka <jh@suse.cz>
8372 * predict.c (maybe_hot_frequency_p): Break out of...
8373 (maybe_hot_bb_p): ... here.
8374 (maybe_hot_edge_p): New.
8375 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
8376 * basic-block.h (maybe_hot_edge_p): Declare.
8378 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8380 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
8381 (*cmpfp_<mode>_cc): Ditto.
8382 (*fp_jcc_8<mode>_387): Ditto.
8383 (*fop_<MODEF:mode>_2_i387): Ditto.
8384 (*fop_<MODEF:mode>_3_i387): Ditto.
8385 (*fop_xf_2_i387): Ditto.
8386 (*fop_xf_3_i387): Ditto.
8388 2008-06-02 Tomas Bily <tbily@suse.cz>
8390 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
8392 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8394 * config/mips/mips.c (mips_valid_offset_p): New function.
8395 (mips_valid_lo_sum_p): Likewise.
8396 (mips_classify_address): Use them.
8397 (mips_force_address): New function.
8398 (mips_legitimize_address): Use it.
8399 * config/mips/mips.md (MOVE128): New mode iterator.
8400 (movtf): Require TARGET_64BIT. Remove empty strings.
8401 (*movtf_internal): Rename to...
8402 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
8403 of "R" and use {,fp}{load,store} attributes instead of "multi".
8404 Use a separate define_split.
8405 (*movtf_mips16): New pattern.
8407 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8409 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
8410 * config/mips/mips.c (mips_expand_before_return): New function.
8411 (mips_expand_epilogue): Call it.
8412 * config/mips/mips.md (return): Turn into a define_expand.
8413 (*return): New insn.
8415 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8417 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
8418 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
8419 functions. Do not emit uses and clobbers of CONCATs; individually
8420 use and clobber their operands.
8421 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
8422 gen_clobber, emit_use and gen_use.
8423 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
8424 (expand_builtin_return): Likewise.
8425 * cfgbuild.c (count_basic_blocks): Likewise.
8426 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
8427 * explow.c (emit_stack_restore): Likewise.
8428 * expmed.c (extract_bit_field_1): Likewise.
8429 * expr.c (convert_move, emit_move_complex_parts): Likewise.
8430 (emit_move_multi_word, store_constructor): Likewise.
8431 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
8432 (thread_prologue_and_epilogue_insns): Likewise.
8433 * lower-subreg.c (resolve_simple_move): Likewise.
8434 * optabs.c (widen_operand, expand_binop): Likewise.
8435 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
8436 * reload.c (find_reloads): Likewise.
8437 * reload1.c (eliminate_regs_in_insn): Likewise.
8438 * stmt.c (expand_nl_goto_receiver): Likewise.
8439 * config/alpha/alpha.md (builtin_longjmp): Likewise.
8440 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
8441 * config/arm/arm.c (arm_load_pic_register): Likewise.
8442 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
8443 * config/arm/arm.md (untyped_return): Likewise.
8444 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
8445 * config/avr/avr.c (expand_prologue): Likewise.
8446 * config/bfin/bfin.c (do_unlink): Likewise.
8447 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
8448 * config/cris/cris.c (cris_expand_prologue): Likewise.
8449 * config/darwin.c (machopic_indirect_data_reference): Likewise.
8450 (machopic_legitimize_pic_address): Likewise.
8451 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
8452 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
8453 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
8454 (ix86_expand_convert_uns_didf_sse): Likewise.
8455 (ix86_expand_vector_init_general): Likewise.
8456 * config/ia64/ia64.md (eh_epilogue): Likewise.
8457 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
8458 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
8459 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
8460 (config/iq2000/iq2000.c): Likewise.
8461 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8462 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
8463 (builtin_longjmp): Likewise.
8464 * config/mn10300/mn10300.md (call, call_value): Likewise.
8465 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
8466 * config/pdp11/pdp11.md (abshi2): Likewise.
8467 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8468 * config/s390/s390.c (s390_emit_prologue): Likewise.
8469 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
8470 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
8471 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
8472 * config/sh/sh.c (prepare_move_operands): Likewise.
8473 (output_stack_adjust, sh_expand_epilogue): Likewise.
8474 (sh_set_return_address, sh_expand_t_scc): Likewise.
8475 * config/sparc/sparc.c (load_pic_register): Likewise.
8476 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
8477 * config/spu/spu.c (spu_expand_epilogue): Likewise.
8478 * config/v850/v850.c (expand_epilogue): Likewise.
8480 2008-05-31 Anatoly Sokolov <aesok@post.ru>
8482 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
8483 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
8484 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
8485 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
8486 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
8487 stack pointer register.
8488 (output_movhi): Remove code for interrupt specific writing to the
8489 stack pointer register.
8491 2008-05-31 Richard Guenther <rguenther@suse.de>
8493 PR tree-optimization/34244
8494 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
8495 (tree_expr_nonzero_warnv_p): Likewise.
8496 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8497 ssa_name_nonnegative_p.
8498 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
8499 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
8500 not tree_expr_nonzero_warnv_p.
8502 PR tree-optimization/36262
8504 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
8506 PR tree-optimization/34244
8507 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
8508 (record_numbers_of_iterations): New function.
8509 (execute_vrp): Cache the numbers of iterations of loops.
8510 * tree-scalar-evolution.c (scev_reset_except_niters):
8512 (scev_reset): Use scev_reset_except_niters.
8513 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
8515 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
8517 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8518 __WORKAROUND_RETS when appropriate.
8520 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8522 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
8523 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
8525 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
8526 *fop_df_comm_sse insn patterns using MODEF mode iterator.
8527 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
8528 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
8529 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
8530 *fop_df_1_mixed insn patterns using MODEF mode iterator.
8531 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
8532 *fop_df_1_sse insn patterns using MODEF mode iterator.
8533 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
8534 *fop_df_1_i387 insn patterns using MODEF mode iterator.
8535 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
8536 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
8537 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
8538 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
8539 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
8540 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
8541 (*fop_xf_4_i387): Use <MODE> for mode attribute.
8542 (*fop_xf_5_i387): Ditto.
8543 (*fop_xf_6_i387): Ditto.
8545 2008-05-30 Richard Guenther <rguenther@suse.de>
8547 * builtins.c (build_string_literal): Avoid generating
8548 a non-gimple_val result.
8550 2008-05-30 DJ Delorie <dj@redhat.com>
8552 * exec-tool.in: Use an environment variable (private) instead of a
8553 file (shared) as a semaphore, so as to not break parallel builds.
8555 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8557 * optabs.c (maybe_encapsulate_block): Remove.
8558 (emit_libcall_block): Adjust accordingly.
8559 * optabs.h (maybe_encapsulate_block): Remove prototype.
8561 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8562 Don't use maybe_encapsulate_block.
8564 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8566 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8567 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8568 rtx is a SYMBOL_REF before calling get_pool_constant.
8570 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8572 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8574 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8576 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8577 rather than OS names to choose INO_T_EQ definition.
8578 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8579 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8581 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8584 * config/darwin-f.c: New.
8585 * config/t-darwin: Added rule to build darwin-f.o.
8586 * config.gcc: Defined new variable, fortran_target_objs.
8587 (*-*-darwin*): Set fortran_target_objs.
8588 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8589 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8590 * configure: Regenerated.
8592 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8595 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8596 canonical type if needed.
8598 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8600 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8602 2008-05-29 Richard Guenther <rguenther@suse.de>
8604 PR tree-optimization/36343
8605 PR tree-optimization/36346
8606 PR tree-optimization/36347
8607 * tree-flow.h (clobber_what_p_points_to): Declare.
8608 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8609 pointed-to variable is dereferenced is irrelevant to whether
8610 the pointer can access the pointed-to variable.
8611 (clobber_what_p_points_to): New function.
8612 * tree-ssa-alias.c (set_initial_properties): Use it.
8613 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8614 call clobber check for NMTs.
8616 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8618 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8619 for printing gcov_type.
8621 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8623 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8624 and the eh region information.
8625 * value-prof.c (gimple_move_stmt_histograms): New function.
8626 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8628 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8630 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8632 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8634 * value-prof.c (tree_ic_transform): Print counts.
8635 * tree-profile.c (tree_gen_ic_func_profiler):
8636 Clear __gcov_indreict_call_callee variable to avoid misattribution
8639 2008-05-28 Rafael Espindola <espindola@google.com>
8641 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8644 2008-05-28 Richard Guenther <rguenther@suse.de>
8646 PR tree-optimization/36339
8647 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8648 and clobbering code out of the loop.
8650 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8652 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8655 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8656 s390_contiguous_bitmask_p, s390_symref_operand_p,
8657 s390_check_symref_alignment, s390_reload_larl_operand,
8658 s390_reload_symref_address): New functions.
8659 (s390_branch_condition_mnemonic): Support compare and branch
8661 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8662 and 'W' constraints.
8663 (s390_secondary_reload): Add secondary reloads for unaligned
8664 symbol refs or symbol refs to floating point or QI/TI mode
8666 (legitimate_address_p): Accept symbol references as addresses.
8667 (s390_expand_insv): Use rotate and insert selected bits
8668 instruction for insv when building for z10.
8669 (print_operand_address): Handle symbol ref addresses.
8670 (print_operand): Output modifier 'c' added for signed byte values.
8671 (s390_encode_section_info): Mark symbol refs with
8672 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8674 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8675 (length attribute): RRF, RRR have 4 byte length.
8676 (FPALL, INTALL): New mode iterators added.
8677 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8678 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8679 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8680 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8681 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8682 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8683 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8684 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8686 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8687 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8688 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8689 reload<INTALL:mode><P:mode>_toreg_z10,
8690 reload<FPALL:mode><P:mode>_tomem_z10,
8691 reload<FPALL:mode><P:mode>_toreg_z10,
8692 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8693 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8694 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8695 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8697 (movmem, clrmem, cmpmem): New splitters added.
8699 * config/s390/predicates.md (larl_operand): Use
8700 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8701 SYMBOL_REF_ALIGN1_P.
8702 (s390_signed_integer_comparison,
8703 s390_unsigned_integer_comparison): New predicates.
8705 * config/s390/s390-protos.h (s390_check_symref_alignment,
8706 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8707 s390_reload_symref_address,
8708 s390_compare_and_branch_condition_mask): Prototypes added.
8710 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8711 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8712 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8714 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8716 * config/s390/s390.c (z10_cost): New cost function for z10.
8717 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8718 (s390_issue_rate): Adjust issue rate for z10.
8719 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8720 (processor_flags): Add PF_Z10.
8721 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8722 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8723 * gcc/config.gcc: Add z10.
8725 2008-05-28 Richard Guenther <rguenther@suse.de>
8727 PR tree-optimization/36291
8728 * tree-flow. h (struct gimple_df): Remove var_anns member.
8729 * tree-flow-inline.h (gimple_var_anns): Remove.
8730 (var_ann): Simplify.
8731 * tree-dfa.c (create_var_ann): Simplify.
8732 (remove_referenced_var): Clear alias info from var_anns of globals.
8733 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8734 (delete_tree_ssa): Clear alias info from var_anns of globals.
8735 Do not free var_anns.
8736 (var_ann_eq): Remove.
8737 (var_ann_hash): Likewise.
8739 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8741 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8742 and loongson2f entries.
8743 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8744 * config/mips/mips.h (processor_type): Add Loongson-2E
8745 and Loongson-2F entries.
8746 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8747 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8748 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8749 * doc/invoke.texi (MIPS Options): Document loongson2e
8750 and loongson2f processor names.
8752 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8756 * config/i386/i386.c (ix86_function_arg_boundary): Use
8757 alignment of canonical type.
8758 (ix86_expand_vector_move): Check unaligned memory access for
8761 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8763 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8764 Moved to the front of file.
8766 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8767 H.J. Lu <hongjiu.lu@intel.com>
8769 * dwarf2out.c (current_fde): New.
8771 (lookup_cfa:): Likewise.
8772 (dwarf2out_end_epilogue): Likewise.
8773 (dwarf2out_note_section_used): Likewise.
8775 2008-05-27 Michael Matz <matz@suse.de>
8778 * c.opt (Wenum-compare): New warning option.
8779 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8781 2008-05-27 Michael Matz <matz@suse.de>
8784 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8786 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8787 into memory as tail calls.
8789 2008-05-27 Richard Guenther <rguenther@suse.de>
8791 PR tree-optimization/36339
8792 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8793 pointers cause all addressable variables to be call clobbered.
8795 2008-05-27 Richard Guenther <rguenther@suse.de>
8797 PR tree-optimization/36245
8798 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8800 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8802 * config/s390/s390.md: Replace all occurences of the 'm'
8803 constraint with 'RT'.
8805 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8807 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8809 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8811 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8812 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8813 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8815 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8817 * reload.c: (find_reloads): Skip alternatives according to the
8818 "enabled" attribute. Constify the constraint variable.
8819 * recog.c (get_attr_enabled): Add default implementation.
8820 (extract_insn): Set the alternative_enabled_p array
8821 in the recog_data struct.
8822 (preprocess_constraints, constrain_operands): Skip
8823 alternatives according to the "enabled" attribute
8824 * recog.h (struct recog_data): New field alternative_enabled_p.
8825 (skip_alternative): New inline function.
8826 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8827 (record_reg_classes): Skip alternative according to the
8828 "enabled" attribute.
8830 * doc/md.texi: Add documention for the "enabled" attribute.
8832 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8834 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8835 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8836 constraint with TARGET_MEM_CONSTRAINT.
8837 * recog.c (asm_operand_ok, preprocess_constraints,
8838 constrain_operands): Likewise.
8839 * regclass.c (record_reg_classes): Likewise.
8840 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8841 * reload1.c (maybe_fix_stack_asms): Likewise.
8842 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8843 * recog.h: Adjust comment.
8844 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8845 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8846 * doc/md.texi: Add a note to description of 'm' constraint.
8847 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8849 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8851 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8852 that the bitfield is of integral type before testing its precision.
8854 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8855 Sa Liu <saliu@de.ibm.com>
8857 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8858 __modti3, __udivti3, __umodti3 and __udivmodti4.
8859 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8860 that implement TImode mul and div functions.
8861 * config/spu/multi3.c: New. Implement __multi3.
8862 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8863 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8866 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8868 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8869 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8870 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8871 tls_sysv_suffix): New mode and mode attribute iterators.
8872 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8873 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8874 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8875 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8876 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8879 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8881 PR tree-optimization/36329
8882 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8883 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8884 * cgraphbuild.c (initialize_inline_failed): Use the latter
8885 macro in lieu of the former.
8886 * ipa-inline.c (cgraph_mark_inline): Likewise.
8887 (cgraph_decide_inlining_of_small_function): Likewise.
8888 (cgraph_decide_inlining): Likewise.
8889 (cgraph_decide_inlining_incrementally): Likewise.
8891 2008-05-26 Tristan Gingold <gingold@adacore.com>
8892 Anatoly Sokolov <aesok@post.ru>
8894 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8895 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8896 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8897 optimization for 'avr6' architecture.
8899 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8902 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8904 2008-05-26 Richard Guenther <rguenther@suse.de>
8906 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8907 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8909 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8912 * caller-save.c (insert_restore): Verify alignment of spill space.
8913 (insert_save): Likewise.
8914 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8915 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8916 (STACK_SLOT_ALIGNMENT): Likewise.
8917 * function.c (LOCAL_ALIGNMENT): Removed.
8918 (get_stack_local_alignment): New.
8919 (assign_stack_local): Use it. Set alignment on stack slot.
8920 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8921 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8922 (STACK_SLOT_ALIGNMENT): New.
8923 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8924 stack slot in XFmode.
8926 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8928 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8931 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8932 argument operand in rax isn't removed.
8934 2008-05-26 Richard Guenther <rguenther@suse.de>
8937 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8938 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8940 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8943 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8945 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8947 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8948 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8950 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8952 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8953 build a trampoline if we don't want one.
8954 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8955 return zero for nested functions if we don't want a trampoline.
8957 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8959 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8961 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8964 * c.opt: Removed undocumented option '-lang-fortran'.
8965 * c-common.h: Removed global variable 'lang_fortran'.
8966 * c-opts.c (c_common_handle_option): Removed code to handle
8967 option '-lang-fortran'. Updated includes.
8968 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8969 definition of '__GFORTRAN__'.
8970 (define__GNUC__): Reimplemented to use BASEVER and
8971 cpp_define_formatted.
8972 (builtin_define_with_value_n): Removed.
8973 * c-incpath.h: Renamed to ...
8974 * incpath.h: ... this.
8975 * c-incpath.c: Renamed to ...
8976 * incpath.c: ... this. Updated includes.
8977 * fix-header.c: Updated includes.
8978 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8979 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8980 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8982 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8984 * tree.h: Update the table of flags used on tree nodes.
8985 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8986 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8987 (FORCED_LABEL): Add access check.
8988 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8989 (ASM_INPUT_P): Likewise.
8990 (ASM_VOLATILE_P): Likewise.
8991 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8992 (OMP_SECTION_LAST): Access private_flag directly.
8993 (OMP_RETURN_NOWAIT): Likewise.
8994 (OMP_PARALLEL_COMBINED): Likewise.
8995 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8996 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8997 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8998 deprecated_flag directly.
9000 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
9002 * final.c (frame_pointer_needed): Removed.
9003 * flags.h (frame_pointer_needed): Likewise.
9005 * function.h (rtl_data): Add frame_pointer_needed.
9006 (frame_pointer_needed): New.
9008 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
9010 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
9012 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
9014 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
9017 2008-05-25 Alan Modra <amodra@bigpond.net.au>
9019 * c-common.c (strip_array_types): Move function to..
9021 (get_inner_array_type): Delete.
9022 * c-common.h (strip_array_types): Move declaration to..
9024 (get_inner_array_type): Delete.
9025 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
9026 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
9027 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
9028 * config/pa/pa.c (emit_move_sequence): Likewise.
9030 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
9032 * config/i386/i386.md (*sse_prologue_save_insn): Set length
9035 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
9037 * function.c: Include target hook for nonlocal_goto frame value.
9039 2008-05-24 Richard Guenther <rguenther@suse.de>
9041 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
9042 variable can be only accessed through a pointer or a union.
9044 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9046 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
9047 * doc/extend.texi: Likewise.
9049 2008-05-23 DJ Delorie <dj@redhat.com>
9051 * config/m32c/jump.md (untyped_call): Add.
9053 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
9055 (m32c_address_cost): Detail costs for indirect offsets.
9057 2008-05-23 Rafael Espindola <espindola@google.com>
9059 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
9060 if a node is a SUBREG.
9061 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
9064 2008-05-23 Paul Brook <paul@codesourcery.com>
9065 Carlos O'Donell <carlos@codesourcery.com>
9067 * doc/extend.texi: Clarify use of __attribute__((naked)).
9068 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
9069 * target.h (gcc_target): Add allocate_stack_slots_for_args.
9070 * function.c (use_register_for_decl): Use
9071 targetm.calls.allocate_stack_slots_for_args.
9072 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
9073 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
9074 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
9076 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
9078 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
9080 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
9082 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
9083 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
9084 is only rounded once.
9086 2008-05-23 Richard Guenther <rguenther@suse.de>
9088 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
9090 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
9091 Jakub Jelinek <jakub@redhat.com>
9094 * configure.ac: Handle --enable-cld.
9095 * configure: Regenerated.
9096 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
9097 * config/i386/i386.h (struct machine_function): Add needs_cld field.
9098 (ix86_current_function_needs_cld): New define.
9099 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
9100 (cld): New isns pattern.
9101 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
9102 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
9103 * config/i386/i386.opt (mcld): New option.
9104 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
9105 TARGET_CLD and ix86_current_function_needs_cld.
9106 (override_options): Use -mcld by default for 32-bit code if
9109 * doc/install.texi (Options specification): Document --enable-cld.
9110 * doc/invoke.texi (Machine Dependent Options)
9111 [i386 and x86-64 Options]: Add -mcld option.
9112 (Intel 386 and AMD x86-64 Options): Document -mcld option.
9114 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
9115 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
9116 (return_in_memory_64): Likewise.
9117 (return_in_memory_ms_64): Likewise.
9119 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9121 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
9122 * builtins.c (fold_builtin_fpclassify): New.
9123 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
9124 * builtins.def (BUILT_IN_FPCLASSIFY): New.
9125 * c-common.c (handle_type_generic_attribute): Adjust to accept
9126 fixed arguments before an elipsis.
9127 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
9128 * doc/extend.texi: Document __builtin_fpclassify.
9130 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
9132 * omp-low.c (gate_expand_omp_ssa): Remove.
9133 (pass_expand_omp_ssa): Remove.
9134 (gate_expand_omp): Do not check for flag_openmp_ssa.
9135 * common.opt (-fopenmp-ssa): Remove.
9136 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
9138 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
9140 * config/sh/sh.opt (mfixed-range): New option.
9141 * config/sh/sh-protos.h (sh_fix_range): Declare.
9142 * config/sh/sh.c (sh_fix_range): New function.
9143 * config/sh/sh.h (sh_fixed_range_str): Declare.
9144 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
9146 * doc/invoke.texi (SH Options): Document -mfixed-range.
9148 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
9150 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
9151 it before the redeclaration.
9153 2008-05-22 Anatoly Sokolov <aesok@post.ru>
9155 * config/avr/avr.c (get_sequence_length): Add new function.
9156 (expand_prologue, expand_epilogue): Remove duplicate code.
9158 2008-05-22 Rafael Espindola <espindola@google.com>
9160 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
9163 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
9165 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
9166 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
9168 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
9169 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
9170 (vect_update_misalignment_for_peel): Likewise.
9171 (vector_alignment_reachable_p): Likewise.
9172 * tree-vect-transform.c (vectorizable_load): Likewise.
9173 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9174 (get_vectype_for_scalar_type): Pass mode of scalar_type
9175 to UNITS_PER_SIMD_WORD.
9177 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
9178 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
9179 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
9180 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
9181 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
9183 2008-05-22 Ira Rosen <irar@il.ibm.com>
9185 PR tree-optimization/36293
9186 * tree-vect-transform.c (vect_transform_strided_load): Don't check
9187 if the first load must be skipped because of a gap.
9189 2008-05-22 Richard Guenther <rguenther@suse.de>
9191 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
9192 more cases of offset disambiguation that is possible if
9193 strict-aliasing rules apply.
9194 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
9195 for basic offset and type-based disambiguation.
9197 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9199 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
9200 ix86_expand_vector_set on V16QImode for SSE4.1.
9202 2008-05-21 Tom Tromey <tromey@redhat.com>
9204 * c.opt (Wimport): Mark as undocumented.
9205 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
9207 (Warning Options): Likewise.
9208 * doc/cppopts.texi: Don't mention -Wimport.
9210 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
9212 PR tree-optimization/36287
9213 PR tree-optimization/36286
9214 * lambda-code.c (build_access_matrix): Do not use the loop->num
9215 for computing the number of induction variables: use the loop depth
9218 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
9221 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
9222 option -f(no-)leading-underscore.
9224 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9226 * config/i386/i386.c (ix86_expand_vector_init_general): Use
9227 GET_MODE_NUNITS (mode).
9229 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
9231 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
9232 (-mmulhw): Add 464 to description.
9233 (-mdlmzb): Likewise.
9234 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
9235 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
9237 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
9238 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
9239 * config/rs6000/rs6000.md: Update comments for 464.
9241 2008-05-21 Janis Johnson <janis187@us.ibm.com>
9243 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
9245 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9247 * config/i386/sse.md (vec_extractv4sf): Removed.
9248 (vec_extractv2df): Likewise.
9249 (vec_extractv2di): Likewise.
9250 (vec_extractv4si): Likewise.
9251 (vec_extractv8hi): Likewise.
9252 (vec_extractv16qi): Likewise.
9253 (vec_extract<mode>): New.
9255 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9257 * config/i386/sse.md (vec_setv4sf): Removed.
9258 (vec_setv2df): Likewise.
9259 (vec_setv2di): Likewise.
9260 (vec_setv4si): Likewise.
9261 (vec_setv8hi): Likewise.
9262 (vec_setv16qi): Likewise.
9263 (vec_set<mode>): New.
9265 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9267 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
9268 goto for vec_concat and vec_interleave.
9270 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9272 * config/i386/sse.md (vec_initv4sf): Removed.
9273 (vec_initv2df): Likewise.
9274 (vec_initv2di): Likewise.
9275 (vec_initv4si): Likewise.
9276 (vec_initv8hi): Likewise.
9277 (vec_initv16qi): Likewise.
9278 (vec_init<mode>): New.
9280 2008-05-21 Joseph Myers <joseph@codesourcery.com>
9282 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
9284 2008-05-21 Tom Tromey <tromey@redhat.com>
9286 * ggc-zone.c (lookup_page_table_if_allocated): New function.
9287 (zone_find_object_offset): Likewise.
9288 (gt_ggc_m_S): Likewise.
9289 (highest_bit): Likewise.
9290 * ggc-page.c (gt_ggc_m_S): New function.
9291 * stringpool.c (string_stack): Remove.
9292 (init_stringpool): Update.
9293 (ggc_alloc_string): Use ggc_alloc.
9294 (maybe_delete_ident): New function.
9295 (ggc_purge_stringpool): Likewise.
9296 (gt_ggc_m_S): Remove.
9297 * ggc-common.c (ggc_protect_identifiers): New global.
9298 (ggc_mark_roots): Call ggc_purge_stringpool. Use
9299 ggc_protect_identifiers.
9300 * ggc.h (ggc_protect_identifiers): Declare.
9301 (gt_ggc_m_S): Update.
9302 (ggc_purge_stringpool): Declare.
9303 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
9304 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
9306 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
9308 2008-05-21 David S. Miller <davem@davemloft.net>
9310 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
9313 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
9315 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
9318 2008-05-20 David Daney <ddaney@avtrex.com>
9320 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
9321 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
9322 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9323 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9324 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
9325 (atomic_hiqi_op): New define_code_iterator.
9326 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
9327 mips_expand_compare_and_swap_12.
9328 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
9329 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
9330 (sync_<optab><mode>, sync_old_<optab><mode>,
9331 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9332 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
9333 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
9334 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
9335 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
9336 (test_and_set_12): New insn.
9337 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
9338 sync_new_<optab><mode>, sync_old_nand<mode>,
9339 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
9340 clobber to operand 0 for SI and DI mode insns.
9341 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
9342 mips_gen_fn_4): New typedefs.
9343 (mips_gen_fn_ptrs): Define new union type.
9344 (mips_expand_compare_and_swap_12): Remove declaration.
9345 (mips_expand_atomic_qihi): Declare function.
9346 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
9347 (mips_expand_atomic_qihi): ... this. Use new generator function
9349 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
9350 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
9351 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
9352 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
9353 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
9354 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
9355 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
9356 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
9357 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
9358 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
9361 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
9363 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
9366 2008-05-20 Anatoly Sokolov <aesok@post.ru>
9368 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
9369 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
9370 (avr_attribute_table): Add 'OS_main' function attribute.
9371 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
9372 functions with 'OS_main' attribute.
9374 2008-05-20 Richard Guenther <rguenther@suse.de>
9376 PR tree-optimization/35204
9377 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
9378 helper, split out from ...
9379 (DFS): ... here. Make the DFS walk non-recursive.
9381 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
9382 Jan Sjodin <jan.sjodin@amd.com>
9384 PR tree-optimization/36181
9385 * tree-parloops.c (loop_has_vector_phi_nodes): New.
9386 (parallelize_loops): Don't parallelize when the loop has vector
9389 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9390 Sebastian Pop <sebastian.pop@amd.com>
9392 * tree-loop-linear.c (gather_interchange_stats): Look in the access
9393 matrix, and never look at the tree representation of the memory
9395 (linear_transform_loops): Computes parameters and access matrices.
9396 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
9398 (access_matrix_get_index_for_parameter): New.
9399 * tree-data-ref.h (struct access_matrix): New.
9400 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
9401 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
9402 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
9403 am_vector_index_for_loop): New.
9404 (struct data_reference): Add field access_matrix.
9405 (DR_ACCESS_MATRIX): New.
9406 (compute_data_dependences_for_loop): Update declaration.
9407 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
9408 * lambda.h (lambda_vector_vec_p): Declared.
9409 * lambda-code.c: Depend on pointer-set.h.
9410 (lambda_collect_parameters_from_af, lambda_collect_parameters,
9411 av_for_af_base, av_for_af, build_access_matrix,
9412 lambda_compute_access_matrices): New.
9413 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
9415 2008-05-20 Joseph Myers <joseph@codesourcery.com>
9417 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
9420 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9421 Sebastian Pop <sebastian.pop@amd.com>
9423 PR tree-optimization/36206
9424 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
9426 (instantiate_scev_1): Rename flags to fold_conversions.
9427 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
9428 outeside instantiation_loop.
9429 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
9430 (evolution_function_is_affine_or_constant_p): Removed.
9431 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
9433 (analyze_siv_subscript): Pass in the loop nest number.
9434 Call evolution_function_is_affine_in_loop instead of
9435 evolution_function_is_affine_p.
9436 (analyze_overlapping_iterations): Pass in the loop nest number.
9438 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9439 Sebastian Pop <sebastian.pop@amd.com>
9441 PR tree-optimization/36206
9442 * tree-chrec.h (chrec_fold_op): New.
9443 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
9446 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
9448 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
9450 (remove_duplicates): Do not set inode on non-inode systems.
9453 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
9455 * config.gcc (tm_file): Update comments about relative pathnames.
9457 2008-05-20 Richard Guenther <rguenther@suse.de>
9459 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
9460 * tree-ssa-sccvn.c (process_scc): Likewise.
9461 * tree-ssa-sink.c (execute_sink_code): Likewise.
9462 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
9463 * tree-vrp.c (process_assert_insertions): Likewise.
9464 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9465 (perform_tree_ssa_dce): Likewise.
9466 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9467 (dump_dominator_optimization_stats): Likewise.
9468 * tree-vectorizer.c (vectorize_loops): Likewise.
9470 2008-05-20 Richard Guenther <rguenther@suse.de>
9472 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
9474 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
9476 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
9477 (ix86_i386elf_return_in_memory): Likewise.
9478 (ix86_i386interix_return_in_memory): Likewise.
9479 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
9480 (SUBTARGET_RETURN_IN_MEMORY): New.
9481 * config/i386/i386elf.h: Likewise.
9482 * config/i386/ptx4-i.h: Likewise.
9483 * config/i386/sol2-10.h: Likewise.
9484 * config/i386/sysv4.h: Likewise.
9485 * config/i386/vx-common.h: Likewise.
9486 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
9487 * config/i386/i386.c (ix86_return_in_memory): Made static and
9488 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
9489 (ix86_i386elf_return_in_memory): Removed.
9490 (ix86_i386interix_return_in_memory): Removed.
9491 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
9492 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
9494 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
9496 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
9498 2008-05-19 Xinliang David Li <davidxl@google.com>
9500 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
9502 * common.opt: Ditto.
9503 * doc/invoke.texi: Ditto.
9505 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
9507 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
9508 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
9510 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9512 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
9513 sizes of operand array from 8/4 to 4/2.
9514 (ix86_expand_vector_init_general): Change size of operand array
9515 from 32 to 16. Remove op0, op1 and half_mode.
9517 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9519 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
9520 (ix86_expand_vector_init_interleave): Likewise.
9521 (ix86_expand_vector_init_general): Use them. Assert
9522 word_mode == SImode when n_words == 4.
9524 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
9526 * config/i386/i386.c (ix86_secondary_reload): New static function.
9527 (TARGET_SECONDARY_RELOAD): New define.
9528 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9529 * config/i386/i386.md (reload_outqi): Remove.
9531 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9534 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
9535 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
9536 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
9537 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
9538 (fold_builtin_1): Likewise.
9539 * builtins.def (BUILT_IN_ISINF_SIGN): New.
9540 c-common.c (check_builtin_function_arguments): Handle
9541 BUILT_IN_ISINF_SIGN.
9542 * doc/extend.texi: Document __builtin_isinf_sign.
9543 * fold-const.c (operand_equal_p): Handle COND_EXPR.
9545 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
9547 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
9548 EH cleanup at the end of the pass, search for those that have been
9549 turned into forwarder blocks and do the cleanup on their successor.
9551 2008-05-18 Richard Guenther <rguenther@suse.de>
9553 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9554 pointers to sizetype and vice versa.
9556 2008-05-18 Xinliang David Li <davidxl@google.com>
9558 * gcc/tree-ssa-dce.c: Coding style fix.
9559 (check_pow): Documentation comment.
9560 (check_log): Documenation comment. Coding style fix.
9561 (is_unnecessary_except_errno_call): Ditto.
9562 (gen_conditions_for_pow): Ditto.
9563 (gen_conditions_for_log): Ditto.
9564 (gen_shrink_wrap_conditions): Ditto.
9565 (shrink_wrap_one_built_in_calls): Ditto.
9566 * gcc/doc/invoke.texi: Better documentation string.
9567 * ChangeLog: Fix wrong change log entries from
9568 May 17 checkin on function call DCE.
9570 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9572 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9574 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9576 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9577 * df-problems.c (simulation routines): Fixed block comment to
9578 properly say how to add forwards scanning functions.
9580 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9582 * tree-inline.c (setup_one_parameter): Remove dead code.
9584 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9586 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9587 a BIT_AND_EXPR only for an INTEGER_TYPE.
9589 2008-05-17 Xinliang David Li <davidxl@google.com>
9591 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9592 (check_pow, check_log, is_unnecessary_except_errno_call): New
9593 functions to check for eliminating math functions that are pure
9594 except for setting errno.
9595 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9596 general condition expressions for shrink-wrapping pow/log calls.
9597 (gen_shrink_wrap_conditions): Ditto.
9598 (shrink_wrap_one_built_in_call): Ditto.
9599 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9600 (mark_operand_necessary): If debugging, output if OP is necessary.
9601 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9603 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9605 * gcc/common.opt: New user flag -ftree-builtin-dce.
9606 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9608 2008-05-16 David S. Miller <davem@davemloft.net>
9610 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9611 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9613 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9616 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9618 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9620 * ifcvt.c (dead_or_predicable): Rename
9621 df_simulate_one_insn_backwards to df_simulate_one_insn.
9622 * recog.c (peephole2_optimize): Ditto.
9623 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9625 * df.h: Rename df_simulate_one_insn_backwards to
9626 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9627 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9628 scanning of defs and uses.
9629 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9630 (df_simulate_one_insn_forwards): Removed.
9632 2008-05-16 Doug Kwan <dougkwan@google.com>
9634 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9636 (real_from_string): Handle NaNs and Inf as approriate.
9638 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9640 * doc/gty.texi (Source Files Containing Type Information): Note
9641 that headers should appear first in the gtfiles list.
9643 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9645 * tree.def (COND_EXEC): Properly documented this code.
9647 2008-05-16 Diego Novillo <dnovillo@google.com>
9649 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9650 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9653 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9655 * tree-ssa-dse (max_stmt_uid): Removed.
9656 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9657 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9658 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9659 * function.h (cfun.last_stmt_uid): New field.
9660 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9661 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9663 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9664 (create_stmt_ann): Initialize the ann->uid field.
9665 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9667 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9669 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9671 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9672 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9673 (init_empty_tree_cfg): Call it.
9675 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9677 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9680 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9682 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9683 * tree-dump.c (dump_options): New verbose option.
9684 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9686 * tree-pass.h (TDF_VERBOSE): New dump flag.
9687 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9688 (tree-flow.h): Added include.
9689 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9691 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9693 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9695 From Jie Zhang <jie.zhang@analog.com>
9696 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9697 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9698 mcpu=bf561-none and mcpu=bf561-0.2.
9699 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9700 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9701 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9702 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9703 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9704 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9705 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9707 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9708 (cputype_selected): Remove.
9709 (bfin_handle_option): Don't use cputype_selected.
9710 (override_options): When no mcpu option, enable all workarounds.
9711 Don't use bfin_workarounds.
9712 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9714 (DEFAULT_CPU_TYPE): Don't define.
9716 2008-05-16 Richard Guenther <rguenther@suse.de>
9718 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9719 on deletion of the last stmt.
9721 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9723 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9724 V8HImode for SSE2 and V16QImode for SSE4.1.
9726 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9728 * cgraph.h (compute_inline_parameters): Made public.
9729 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9730 variable_generate_summary, function_write_summary,
9731 variable_write_summary, variable_read_summary. Added generate_summary,
9732 write_summary, read_summary.
9733 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9734 pass_ipa_inline.function_generate_summary, to
9735 compute_inline_parameters.
9736 * ipa-inline.c (compute_inline_parameters): Made public and added
9738 (compute_inline_parameters_for_current): New function.
9739 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9740 (inline_generate_summary): Removed parameter and made to loop over
9742 (pass_ipa_inline): Updated for new IPA_PASS structure.
9743 * passes.c (execute_ipa_summary_passes): Now is called once per
9744 pass rather than once per node*pass.
9746 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9748 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9749 avr_have_mul_p, avr_asm_only_p): Remove variables.
9750 (avr_override_options): Remove initialization of removed variables.
9751 (avr_file_start): Convert removed variables to fields of
9752 'struct base_arch_s *avr_current_arch'.
9753 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9754 (AVR_HAVE_MUL): (Ditto.).
9755 (AVR_HAVE_MOVW): (Ditto.).
9756 (AVR_HAVE_LPMX): (Ditto.).
9757 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9758 avr_asm_only_p): Remove declaration.
9760 2008-05-15 Diego Novillo <dnovillo@google.com>
9762 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9763 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9765 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9768 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9769 Don't call record_truncated_value from here.
9770 (record_truncated_value): Turn it into a for_each_rtx callback.
9771 (record_truncated_values): New function.
9772 (combine_instructions): Call note_uses with record_truncated_values.
9773 Change name of check_conversion to check_promoted_subreg.
9775 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9777 * doc/sourcebuild.texi: Document support for torture tests.
9779 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9781 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9782 to alternative 4 of operand 2.
9784 2008-05-15 Richard Guenther <rguenther@suse.de>
9786 * tree-pass.h (current_pass): Declare.
9787 (get_pass_for_id): Likewise.
9788 * passes.c (passes_by_id, passes_by_id_size): New globals.
9789 (set_pass_for_id): New function.
9790 (get_pass_for_id): Likewise.
9791 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9792 (execute_function_todo): Flush per function statistics.
9793 * toplev.c (compile_file): Init statistics.
9794 (general_init): Do early statistics initialization.
9795 (finalize): Finish statistics.
9796 * statistics.h (statistics_early_init): Declare.
9797 (statistics_init): Likewise.
9798 (statistics_fini): Likewise.
9799 (statistics_fini_pass): Likewise.
9800 (statistics_counter_event): Likewise.
9801 (statistics_histogram_event): Likewise.
9802 * statistics.c: New file.
9803 * Makefile.in (OBJS-common): Add statistics.o.
9804 (statistics.o): Add dependencies.
9805 * doc/invoke.texi (-fdump-statistics): Document.
9807 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9809 (execute_pre): Use statistics_counter_event.
9810 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9811 (substitute_and_fold): Increment it. Use statistics_counter_event.
9813 2008-05-15 Diego Novillo <dnovillo@google.com>
9815 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9817 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9818 * tree-ssa-alias.c (new_type_alias): Remove references to
9819 sub-variables from comment.
9820 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9822 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9824 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9825 attribute to 1 only for insertps alternative.
9827 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9829 * config/bfin/bfin.md (loadbytes): New pattern.
9830 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9831 (bfin_init_builtins): Initialize it.
9832 (bdesc_1arg): Add it.
9834 2008-05-15 Sa Liu <saliu@de.ibm.com>
9836 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9837 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9838 * testsuite/lib/target-supports.exp: Add
9839 check_effective_target_fortran_integer_16.
9841 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9843 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9844 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9845 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9846 (TARGET_RETURN_IN_MEMORY): Define.
9848 2008-05-15 Richard Guenther <rguenther@suse.de>
9851 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9852 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9853 represent unmodifiable vars.
9855 2008-05-15 Richard Guenther <rguenther@suse.de>
9857 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9858 INDIRECT_REF and TARGET_MEM_REF.
9859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9862 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9863 H.J. Lu <hongjiu.lu@intel.com>
9865 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9866 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9867 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9868 insn alternatives. Add missing alternatives.
9869 (*vec_concatv2di_rex64_sse4_1): Likewise.
9870 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9871 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9874 2008-05-15 Richard Guenther <rguenther@suse.de>
9876 PR tree-optimization/36009
9877 PR tree-optimization/36204
9878 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9879 (determine_invariantness_stmt): Record the loop a store is
9881 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9884 2008-05-15 Richard Guenther <rguenther@suse.de>
9886 PR tree-optimization/34330
9887 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9888 through the pointer will alias the SMT.
9890 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9892 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9894 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9896 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9898 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9899 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9901 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9902 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9903 (vashl_optab): New optab for vector/vector shifts.
9904 (vashr_optab): Ditto.
9905 (vlshr_optab): Ditto.
9906 (vrotl_optab): Ditto.
9907 (vrotr_optab): Ditto.
9908 (optab_subtype): New enum for optab_for_tree_code call.
9909 (optab_for_tree_code): Add enum optab_subtype argument.
9911 * optabs.c (optab_for_tree_code): Take an additional argument to
9912 distinguish between a vector shift by a scalar and vector shift by
9913 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9914 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9915 vector shift by a vector.
9916 (expand_widen_pattern_expr): Pass additional argument to
9917 optab_for_tree_code.
9919 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9920 vrotl_optab, vrotr_optab.
9922 * expr.c (expand_expr_real_1): Update calls to
9923 optab_for_tree_code to distinguish between vector shifted by a
9924 scalar and vector shifted by a vector.
9925 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9926 (supportable_narrowing_operation): Ditto.
9927 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9928 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9929 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9930 (vect_create_epilog_for_reduction): Ditto.
9931 (vectorizable_reduction): Ditto.
9932 (vectorizable_operation): Ditto.
9933 (vect_strided_store_supported): Ditto.
9934 (vect_strided_load_supported): Ditto.
9935 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9936 * expmed.c (expand_shift): Ditto.
9938 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9940 (ashr@var{m}3): Ditto.
9941 (vashl@var{m}3): Document new vector/vector shift standard name.
9942 (vashr@var{m}3): Ditto.
9943 (vlshr@var{m}3): Ditto.
9944 (vrotl@var{m}3): Ditto.
9945 (vrotr@var{m}3): Ditto.
9947 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9948 (PPERM_INVERT): Ditto.
9949 (PPERM_REVERSE): Ditto.
9950 (PPERM_REV_INV): Ditto.
9951 (PPERM_ZERO): Ditto.
9952 (PPERM_ONES): Ditto.
9953 (PPERM_SIGN): Ditto.
9954 (PPERM_INV_SIGN): Ditto.
9955 (PPERM_SRC1): Ditto.
9956 (PPERM_SRC2): Ditto.
9958 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9959 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9960 allows a memory operand to be the value being added, and split it
9961 to improve vectorization.
9962 (sse5_pmacsdqh_mem): Ditto.
9963 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9964 (sse5_mulv2div2di3_high): Ditto.
9965 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9966 (vec_pack_trunc_v4si): Ditto.
9967 (vec_pack_trunc_v2di): Ditto.
9968 (sse5_pcmov_<mode>): Remove code that tried to use use
9969 andps/andnps instead of pcmov.
9970 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9971 pmacsdqh instructions.
9972 (vec_widen_smult_lo_v4si): Ditto.
9974 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9975 (PPERM_INVERT): Ditto.
9976 (PPERM_REVERSE): Ditto.
9977 (PPERM_REV_INV): Ditto.
9978 (PPERM_ZERO): Ditto.
9979 (PPERM_ONES): Ditto.
9980 (PPERM_SIGN): Ditto.
9981 (PPERM_INV_SIGN): Ditto.
9982 (PPERM_SRC1): Ditto.
9983 (PPERM_SRC2): Ditto.
9984 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9986 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9988 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9989 says ignore whether the last reference is a memory operand.
9991 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9992 Paolo Bonzini <bonzini at gnu dot org>
9994 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9997 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9998 (vlshr<mode>3): Rename from vlshr<mode>3.
9999 (vashr<mode>3): Rename from vashr<mode>3.
10000 (mulv4sf3): Change the names of vector shift patterns.
10004 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
10007 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
10032 * config/spu/spu.md (v): New iterator macro to add v for vector types.
10033 (floatunssidf2_internal): Change vector/vector shift names.
10034 (floatunsdidf2_internal): Ditto.
10041 (vashl<mode>3): Rename from ashl<mode>3.
10042 (vashr<mode>3): Rename from ashr<mode>3.
10043 (vlshr<mode>3): Rename from lshr<mode>3.
10044 (vrotl<mode>3): Rename from rotl<mode>3.
10046 2008-05-14 Michael Meissner <michael.meissner@amd.com>
10049 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
10050 multiply gives the wrong value when doing widening multiplies.
10051 (vec_widen_smult_lo_v4si): Ditto.
10053 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
10055 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
10056 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
10057 emit_library_call_value.
10058 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
10059 * tree.h (ECF_LIBCALL_BLOCK): Removed.
10060 * calls.c (initialize_argument_information, precompute_arguments,
10061 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
10062 (precompute_arguments): Removed flags parameter.
10063 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
10065 2008-05-14 Richard Guenther <rguenther@suse.de>
10067 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
10068 Make sure to register the store if the use is a PHI_NODE.
10070 2008-05-14 Olivier Hainque <hainque@adacore.com>
10072 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
10073 memory if the component is to be referenced in BLKmode according
10074 to get_inner_reference.
10076 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
10078 * calls.c (emit_library_call_value_1): Restore code clearing
10079 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
10081 2008-05-14 Olivier Hainque <hainque@adacore.com>
10082 Nicolas Roche <roche@adacore.com>
10084 * configure.ac: Add support for a "gcc_subdir" variable in
10085 config-lang.in, to denote a subdirectory where the language/GCC
10086 integration files are to be found.
10087 * configure: Regenerate.
10089 2008-05-14 Ira Rosen <irar@il.ibm.com>
10091 PR tree-optimization/36098
10092 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
10093 value for the first load in the group in case of a gap.
10094 (vect_build_slp_tree): Check that there are no gaps in loads.
10096 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
10098 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
10099 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
10100 expand_copysign_bit, ): Change call to emit_no_conflict_block to
10101 emit_insn and remove unneeded code to construct extra args.
10102 (emit_no_conflict_block): Removed.
10103 * optabls.h: (emit_no_conflict_block): Removed.
10104 * cse.c (cse_extended_basic_block): Remove search for
10105 REG_NO_CONFLICT note.
10106 * global.c: Removed incorrect comment added in revision 117.
10107 * expr.c (convert_move): Change call to emit_no_conflict_block to
10109 * recog.c: Change comments so that they do not mention
10111 * local_alloc.c (combine_regs): Removed last parameter.
10112 (no_conflict_p): Removed.
10113 (block_alloc): Removed note, no_conflict_combined_regno and set
10114 local vars. Removed all code to process REG_NO_CONFLICT blocks.
10115 (combine_regs): Removed already_dead and code to look for
10116 REG_NO_CONFLICT notes.
10117 * lower_subreg (remove_retval_note): Removed code to look for
10118 REG_NO_CONFLICT block.
10119 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
10120 (resolve_clobber): Remove code to process libcalls that have
10121 REG_NO_CONFLICT notes.
10122 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
10124 * combine.c (can_combine_p, distribute_notes): Removed
10125 REG_NO_CONFLICT case.
10126 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
10128 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
10129 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
10131 * reg-notes.def (NO_CONFLICT): Removed.
10133 2008-05-14 David S. Miller <davem@davemloft.net>
10135 * config/sparc/sparc.c (sparc_profile_hook): If
10136 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
10137 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
10138 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10140 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
10142 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
10144 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
10147 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
10148 and op1 expansion before vector concat to have less live pseudos.
10150 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
10152 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10153 ix86_expand_vector_set if supported.
10155 2008-05-13 Diego Novillo <dnovillo@google.com>
10156 Kenneth Zadeck <zadeck@naturalbridge.com>
10158 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
10160 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
10161 phinodes_print_statistics, init_ssanames, fini_ssanames,
10162 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
10163 release_ssa_name, release_defs, replace_ssa_name_symbol,
10164 ssanames_print_statistics): Move ...
10165 * tree-flow.h: ... here.
10166 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
10167 Use FN instead of cfun.
10168 (make_ssa_name_fn): Rename from make_ssa_name.
10169 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
10170 * tree-flow-inline.h (make_ssa_name): Move from
10171 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
10172 * omp-low.c (expand_omp_parallel):
10173 * tree-flow-inline.h (redirect_edge_var_map_result):
10174 * tree-ssa.c (init_tree_ssa): Add argument FN.
10175 Use it instead of cfun. Update all users.
10177 2008-05-13 Tom Tromey <tromey@redhat.com>
10179 PR preprocessor/22168:
10180 * doc/cpp.texi (Top): Update menu.
10181 (Alternatives to Wrapper #ifndef): New node.
10182 (Other Directives): Document deprecation.
10183 (Obsolete Features): Remove menu.
10184 (Assertions): Merge node into Obsolete Features.
10185 (Obsolete once-only headers): Move earlier; rename to Alternatives
10186 to Wrapper #ifndef.
10187 * doc/cppopts.texi: Update.
10188 * c.opt (Wdeprecated): Enable for C and ObjC.
10189 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
10190 (C++ Dialect Options): Move -Wno-deprecated from here to...
10191 (Warning Options): ... here.
10193 2008-05-13 Richard Guenther <rguenther@suse.de>
10195 PR middle-end/36227
10196 * fold-const.c (fold_sign_changed_comparison): Do not allow
10197 changes in pointer-ness.
10199 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10202 * config/sh/sh.c (sh_expand_prologue): Don't clear
10203 RTX_FRAME_RELATED_P for push insns.
10205 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
10207 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
10209 2008-05-12 Anatoly Sokolov <aesok@post.ru>
10211 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
10212 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
10213 Use 'machine->is_leaf' instead of 'leaf_func_p'.
10215 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
10217 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
10218 (*vec_concatv4sf_sse): This.
10219 (*sse2_concatv2si): Renamed to ...
10220 (*vec_concatv2si_sse2): This.
10221 (*sse1_concatv2si): Renamed to ...
10222 (*vec_concatv2si_sse): This.
10223 (*vec_concatv2di_rex): Renamed to ...
10224 (*vec_concatv2di_rex64): This.
10225 (*vec_concatv2si_sse4_1): New.
10226 (*vec_concatv2di_rex64_sse4_1): Likewise.
10228 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
10230 PR rtl-optimization/36111
10231 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
10232 that was created for swappable operands.
10234 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
10237 * Makefile.in: Substitute GNATMAKE and GNATBIND.
10238 * configure.ac: Add call to ACX_PROG_GNAT.
10240 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
10242 * optc-gen.awk: Fix comment typo.
10244 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10246 * pretty-print.c (pp_integer_with_precision): Use
10247 HOST_LONG_LONG_FORMAT.
10249 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
10251 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
10253 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
10255 * config/i386/i386.c (bdesc_ptest): Removed.
10256 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
10257 (bdesc_args): Add __builtin_ia32_ptestz128,
10258 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
10259 (ix86_init_mmx_sse_builtins): Updated.
10260 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
10261 (ix86_expand_builtin): Updated.
10263 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
10265 * tree-cfg.c (valid_fixed_convert_types_p): New function.
10266 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
10268 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
10270 * value-prof.c (interesting_stringop_to_profile): Do not
10271 return early for BUILT_IN_MEMPCPY.
10273 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
10275 * calls.c (expand_call): Don't use callgraph to increase
10276 preferred_stack_boundary.
10278 * cgraph.h (cgraph_rtl_info): Use unsigned on
10279 preferred_incoming_stack_boundary.
10281 * final.c (rest_of_clean_state): Use unsigned on
10282 preferred_stack_boundary.
10284 2008-05-09 Tom Tromey <tromey@redhat.com>
10286 PR preprocessor/22231:
10287 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
10290 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
10292 PR tree-optimization/36129
10293 * tree-ssa-ccp.c: Include value-prof.h.
10294 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
10295 built-in function was folded to a constant.
10296 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
10298 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
10299 Sebastian Pop <sebastian.pop@amd.com>
10301 * tree-scalar-evolution.c: Document instantiate_scev.
10302 (instantiate_parameters_1): Renamed instantiate_scev_1.
10303 Don't use the same loop for instantiation_loop and evolution_loop.
10304 (instantiate_scev): New.
10305 (instantiate_parameters): Moved...
10306 (resolve_mixers): Update call to instantiate_scev_1 to pass the
10307 same loop twice. Maintains the semantics for this function.
10308 * tree-scalar-evolution.h (instantiate_scev): Declare.
10309 (instantiate_parameters): ...here. Now static inline.
10310 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
10311 instead of resolve_mixers.
10313 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10315 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
10317 2008-05-09 Tomas Bily <tbily@suse.cz>
10319 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
10320 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
10321 * tree-ssa-structalias.c (get_constraint_for): Likewise.
10322 * c-common.c (c_common_truthvalue_conversion): Likewise.
10323 * tree-object-size.c (compute_object_offset): Likewise.
10324 * tree-inline.c (estimate_num_insns_1): Likewise.
10325 * varasm.c (const_hash_1, compare_constant, copy_constant)
10326 (compute_reloc_for_constant, output_addressed_constants)
10327 (initializer_constant_valid_p): Likewise.
10328 * c-omp.c (check_omp_for_incr_expr): Likewise.
10329 * gimplify.c (gimplify_expr): Likewise.
10330 * c-typeck.c (c_finish_return): Likewise.
10331 * tree-vectorizer.c (supportable_widening_operation)
10332 (supportable_narrowing_operation): Likewise.
10333 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
10334 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
10335 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10336 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
10337 (descr_info_loc): Likewise.
10338 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
10339 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
10340 (fold_unary): Likewise.
10341 * builtins.c (get_pointer_alignment): Likewise.
10342 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
10343 (instantiate_parameters_1): Likewise.
10344 * tree.c (expr_align, stabilize_reference): Likewise.
10345 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
10346 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10347 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
10348 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
10349 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
10350 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
10352 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
10353 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
10354 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10355 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
10356 (forward_propagate_comparison)
10357 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10358 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
10359 * emit-rtl.c (component_ref_for_mem_expr)
10360 (set_mem_attributes_minus_bitpos): Likewise.
10361 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10362 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
10364 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
10365 (build_function_call, pointer_diff, build_compound_expr)
10366 (c_finish_return): Likewise.
10367 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
10368 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
10370 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
10371 * expr.c (is_aligning_offset): Likewise.
10372 * tree-ssa-alias.c (is_escape_site): Likewise.
10373 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
10374 (check_all_va_list_escapes): Likewise.
10375 * tree-ssa-loop-ivopts.c (determine_base_object)
10376 (determine_common_wider_type): Likewise.
10377 * dojump.c (do_jump): Likewise.
10378 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
10379 * tree-gimple.c (is_gimple_cast): Likewise.
10380 * fold-const.c (decode_field_reference, )
10381 (fold_sign_changed_comparison, fold_unary, fold_comparison)
10382 (fold_binary): Likewise.
10383 * tree-ssa-alias-warnings.c (find_alias_site_helper)
10384 (already_warned_in_frontend_p): Likewise.
10385 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
10386 * tree.c (really_constant_p, get_unwidened): Likewise.
10387 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10388 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10389 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
10391 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
10393 (CONVERT_EXPR_P): Define.
10394 (CASE_CONVERT): Define.
10396 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10398 PR middle-end/36117
10399 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
10400 (delete_unmarked_insns): When deleting a call, call
10401 delete_unreachable_blocks.
10402 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10403 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
10405 2008-05-08 Richard Guenther <rguenther@suse.de>
10407 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
10408 (-ftree-salias): Likewise.
10409 (salias-max-implicit-fields): Remove param documentation.
10410 (salias-max-array-elements): Likewise.
10411 * tree-pass.h (pass_create_structure_vars): Remove.
10412 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10413 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10414 * tree-ssa-alias.c (create_structure_vars): Remove.
10415 (gate_structure_vars): Likewise.
10416 (pass_create_structure_vars): Likewise.
10417 (gate_build_alias): Likewise.
10418 (pass_build_alias): Adjust to run always and dump the function.
10419 * common.opt (ftree-salias): Hide.
10420 * passes.c (init_optimization_passes): Remove
10421 pass_create_structure_vars, adjust comment.
10422 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10423 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10424 * opts.c (decode_options): Do not set flag_tree_salias.
10425 (common_handle_option): Add OPT_ftree_salias to the backward
10426 compatibility section.
10428 2008-05-08 Richard Guenther <rguenther@suse.de>
10430 * tree-flow-inline.h (var_can_have_subvars): Move ...
10431 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
10432 * tree-flow.h (var_can_have_subvars): Remove.
10433 (push_fields_onto_fieldstack): Remove.
10434 (sort_fieldstack): Likewise.
10435 (struct fieldoff): Move ...
10436 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
10437 alias_set and base_for_components fields.
10438 (sort_fieldstack): Make static.
10439 (push_fields_onto_fieldstack): Likewise. Remove code that
10440 handles anything but RECORD_TYPEs. Remove alias_set and
10441 base_for_components handling.
10442 (create_variable_info_for): Adjust.
10444 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
10446 * common.opt (Wframe-larger-than=): Shorten the help message
10448 * doc/invoke.texi (Wframe-larger-than=): Add more description.
10450 2008-05-08 Rafael Espindola <espindola@google.com>
10452 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
10454 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
10455 trap and that both operands are gimple values.
10456 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
10457 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
10460 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10462 * read-rtl.c (join_c_conditions): Return the first string if the
10463 two strings are equal.
10465 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10467 * gensupport.h (pred_data): Add a "num_codes" field.
10468 (add_predicate_code): Declare.
10469 * gensupport.c (add_predicate_code): New function.
10470 (std_pred_table): Add an "allows_const_p" field.
10471 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
10472 Remove the (incomplete) list of such codes from the codes field.
10473 (init_predicate_table): Use add_predicate_code. Add all
10474 RTX_CONST_OBJs if allows_const_p is true.
10475 * genrecog.c (process_define_predicate): Use add_predicate_code.
10477 2008-05-08 David Daney <ddaney@avtrex.com>
10478 Richard Sandiford <rsandifo@nildram.co.uk>
10480 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
10481 special case of constant zero operands.
10482 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
10483 old and new values. Special case constant zero values.
10484 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
10486 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
10487 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
10489 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
10492 * simplify-rtx.c (simplify_plus_minus): Create CONST of
10493 similar RTX_CONST_OBJ before CONST_INT.
10495 2008-05-08 Steve Ellcey <sje@cup.hp.com>
10497 * stmt.c (expand_stack_restore): Change sa mode if needed.
10499 2008-05-08 Richard Guenther <rguenther@suse.de>
10501 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
10502 return type to bool.
10503 (ix86_sol10_return_in_memory): Likewise.
10504 (ix86_i386elf_return_in_memory): Likewise.
10505 (ix86_i386interix_return_in_memory): Likewise.
10506 * config/i386/i386.c (ix86_return_in_memory): Likewise.
10507 (ix86_sol10_return_in_memory): Likewise.
10508 (ix86_i386elf_return_in_memory): Likewise.
10509 (ix86_i386interix_return_in_memory): Likewise.
10511 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10514 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
10516 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
10517 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
10520 2008-05-08 Richard Guenther <rguenther@suse.de>
10522 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
10523 * tree-data-ref.h (struct dr_alias): Remove subvars field.
10524 (DR_SUBVARS): Remove.
10525 * tree-dfa.c (dump_subvars_for): Remove.
10526 (debug_subvars_for): Likewise.
10527 (dump_variable): Do not dump subvars.
10528 (remove_referenced_var): Do not remove subvars.
10529 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
10530 (lookup_subvars_for_var): Remove.
10531 (get_subvars_for_var): Likewise.
10532 (get_subvars_at): Likewise.
10533 (get_first_overlapping_subvar): Likewise.
10534 (overlap_subvar): Likewise.
10535 * tree-flow.h (subvar_t): Remove.
10536 (struct var_ann_d): Remove subvars field.
10537 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
10538 argument. Remove special handling of SFTs.
10539 (compute_tag_properties): Likewise.
10540 (set_initial_properties): Likewise.
10541 (compute_call_clobbered): Likewise.
10542 (count_mem_refs): Likewise.
10543 (compute_memory_partitions): Likewise.
10544 (compute_flow_insensitive_aliasing): Likewise.
10545 (setup_pointers_and_addressables): Likewise.
10546 (new_type_alias): Likewise.
10547 (struct used_part): Remove.
10548 (used_portions): Likewise.
10549 (struct used_part_map): Likewise.
10550 (used_part_map_eq): Likewise.
10551 (used_part_map_hash): Likewise.
10552 (free_used_part_map): Likewise.
10553 (up_lookup): Likewise.
10554 (up_insert): Likewise.
10555 (get_or_create_used_part_for): Likewise.
10556 (create_sft): Likewise.
10557 (create_overlap_variables_for): Likewise.
10558 (find_used_portions): Likewise.
10559 (create_structure_vars): Likewise.
10560 * tree.def (STRUCT_FIELD_TAG): Remove.
10561 * tree.h (MTAG_P): Adjust.
10562 (struct tree_memory_tag): Remove base_for_components and
10563 unpartitionable flags.
10564 (struct tree_struct_field_tag): Remove.
10565 (SFT_PARENT_VAR): Likewise.
10566 (SFT_OFFSET): Likewise.
10567 (SFT_SIZE): Likewise.
10568 (SFT_NONADDRESSABLE_P): Likewise.
10569 (SFT_ALIAS_SET): Likewise.
10570 (SFT_UNPARTITIONABLE_P): Likewise.
10571 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10572 (union tree_node): Remove sft field.
10573 * alias.c (get_alias_set): Remove special handling of SFTs.
10574 * print-tree.c (print_node): Remove handling of SFTs.
10575 * tree-dump.c (dequeue_and_dump): Likewise.
10576 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10577 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10578 * tree-predcom.c (set_alias_info): Do not set subvars.
10579 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10580 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10581 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10582 (add_vars_for_offset): Remove.
10583 (add_virtual_operand): Remove special handling of SFTs.
10584 (add_call_clobber_ops): Likewise.
10585 (add_call_read_ops): Likewise.
10586 (get_asm_expr_operands): Likewise.
10587 (get_modify_stmt_operands): Likewise.
10588 (get_expr_operands): Likewise.
10589 (add_to_addressable_set): Likewise.
10590 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10591 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10592 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10593 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10594 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10595 (tree_node_structure): Likewise.
10596 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10598 (find_what_p_points_to): Likewise.
10600 2008-05-08 Sa Liu <saliu@de.ibm.com>
10602 * config/spu/spu.md: Fixed subti3 pattern.
10604 2008-05-08 Richard Guenther <rguenther@suse.de>
10606 PR middle-end/36154
10607 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10608 sure to create a representative for trailing arrays for PTA.
10610 2008-05-08 Richard Guenther <rguenther@suse.de>
10612 PR middle-end/36172
10613 * fold-const.c (operand_equal_p): Two objects which types
10614 differ in pointerness are not equal.
10616 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10618 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10619 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10620 (emit_library_call_value_1): Add new variable fndecl initialized by
10621 NULL_TREE. It should be the decl type of orgfun, but this information
10622 seems not to be available here, so it uses the default calling abi.
10623 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10624 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10625 by TARGET_RETURN_IN_MEMORY.
10626 * config/i386/i386-interix.h: Likewise.
10627 * config/i386/i386.h: Likewise.
10628 * config/i386/i386elf.h: Likewise.
10629 * config/i386/ptx4-i.h: Likewise.
10630 * config/i386/sol2-10.h: Likewise.
10631 * config/i386/sysv4.h: Likewise.
10632 * config/i386/vx-common.h: Likewise.
10633 * config/cris/cris.h: Removed #if 0 clause.
10634 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10635 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10637 (ix86_sol10_return_in_memory): Likewise.
10638 (ix86_i386elf_return_in_memory): New.
10639 (ix86_i386interix_return_in_memory): New.
10640 * config/mt/mt-protos.h (mt_return_in_memory): New.
10641 * config/mt/mt.c: Likewise.
10642 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10643 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10644 * config/bfin/bfin.h: Likewise.
10645 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10647 * config/bfin/bfin.c: Likewise.
10648 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10649 * config/alpha/unicosmk.h: Likewise.
10650 * config/i386/cygming.h: Likewise.
10651 * config/iq2000/iq2000.h: Likewise.
10652 * config/mips/mips.h: Likewise.
10653 * config/mn10300/mn10300.h: Likewise.
10654 * config/rs6000/rs6000.h: Likewise.
10655 * config/score/score.h: Likewise.
10656 * config/spu/spu.h: Likewise.
10657 * config/v850/v850.h: Likewise.
10658 * defaults.h: Likewise.
10659 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10660 * expr.c (emit_block_move): Adjust use of
10661 OUTGOING_REG_PARM_STACK_SPACE.
10662 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10663 OUTGOING_REG_PARM_STACK_SPACE.
10664 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10666 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10668 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10669 on OMP_RETURN for OMP_FOR.
10672 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10673 (fortran_common): New function.
10674 (gen_variable_die): Call fortran_common instead of common_check,
10675 adjust for it returning tree instead of rtx. Formatting.
10677 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10681 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10682 * c-decl.c (merge_decls): Ditto.
10683 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10684 to RTL_CONST_OR_PURE_CALL_P.
10685 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10686 Initialized DECL_LOOPING_CONST_PURE.
10687 (process_call_operands): Set tree_side_effects properly.
10688 * tree.h (TREE_READONLY_DECL_P): Removed.
10689 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10690 (DECL_LOOPING_OR_CONST_P): New macro.
10691 (struct tree_function_decl): Added looping_const_or_pure_p.
10692 (ECF_*) Renumbered.
10693 (ECF_LOOPING_OR_CONST_P): New macro.
10694 * rtlanal.c (pure_const_p): Removed.
10695 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10696 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10697 to RTL_CONST_CALL_P.
10698 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10699 (check_decl, check_tree, check_call, scan_function): Initialize
10701 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10702 (static_execute): Set looping true for recursive functions.
10703 Undo setting state to IPA_NEITHER for recursive functions.
10704 * cse.c (cse_insn):
10705 * ifcvt.c (noce_can_store_speculate_p): Changed
10706 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10707 RTL_CONST_OR_PURE_CALL_P.
10708 * dse.c (scan_insn): Ditto.
10709 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10710 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10711 RTL_CONST_OR_PURE_CALL_P.
10712 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10713 pure_call_p to RTL_CONST_CALL_P.
10714 * gimplify.c (gimplify_call_expr): Clear side effects for
10715 non-looping pure and constant calls.
10716 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10717 (flags_from_decl_or_type): Set ecf flags from decl flags.
10718 (initialize_argument_information): Turn off
10719 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10720 Change const to pure if callee_copies is true rather than just
10722 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10723 way of marking pure calls.
10724 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10725 Remove hack that was supposed to fix pr7335 and remove old
10726 way of marking pure calls.
10727 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10728 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10729 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10730 RTL_CONST_OR_PURE_CALL_P.
10731 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10732 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10733 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10734 * sched-deps.c (schedule_analyze): Ditto.
10735 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10736 return_val field of calls to represent pure and const function info.
10737 (CONST_OR_PURE_CALL_P): Deleted macro.
10738 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10739 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10740 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10742 * tree-optimize.c (execute_fixup_cfg): Added test for
10743 ECF_LOOPING_CONST_OR_PURE.
10744 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10746 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10747 effects for looping pure or const calls.
10748 (verify_gimple_expr): Added verification code.
10749 * config/alpha/alpha.c (alpha_legitimize_address,
10750 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10752 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10753 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10754 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10755 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10756 RTL_CONST_OR_PURE_CALL_P.
10757 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10758 and const calls to be deleted.
10760 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10763 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10764 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10765 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10766 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10767 to handle nonimmediate operands.
10768 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10769 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10770 to handle nonimmediate operands.
10771 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10772 (mmx_pmulhrwv4hi3): New expander. Use
10773 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10774 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10775 (sse2_umulv1siv1di3): New expander. Use
10776 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10777 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10778 (mmx_eq<mode>3): New expander. Use
10779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10780 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10781 (mmx_uavgv8qi3): New expander. Use
10782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10783 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10784 (mmx_uavgv4hi3): New expander. Use
10785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10787 * config/i386/sse.md
10788 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10789 to handle nonimmediate operands.
10790 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10791 to handle nonimmediate operands.
10792 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10793 to handle nonimmediate operands.
10794 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10795 to handle nonimmediate operands.
10796 (sse2_unpckhpd_exp): New expander. Use
10797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10798 (sse2_unpcklpd_exp): New expander. Use
10799 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10800 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10801 to handle nonimmediate operands.
10802 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10803 to handle nonimmediate operands.
10804 (*sse2_<plusminus_insn><mode>3): Rename from
10805 sse2_<plusminus_insn><mode>3 insn pattern.
10806 (sse2_<plusminus_insn><mode>3): New expander. Use
10807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10808 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10809 (sse2_umulv2siv2di3): New expander. Use
10810 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10811 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10812 (sse4_1_mulv2siv2di3): New expander. Use
10813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10814 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10815 (sse2_pmaddwd): New expander. Use
10816 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10817 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10818 (sse2_eq<mode>3): New expander. Use
10819 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10820 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10821 (sse4_1_eqv2di3): New expander. Use
10822 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10823 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10824 (sse2_uavgv16qi3): New expander. Use
10825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10826 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10827 (sse2_uavgv16qi3): New expander. Use
10828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10829 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10830 (sse2_uavgv8hi3): New expander. Use
10831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10832 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10833 (ssse3_pmulhrswv8hi3): New expander. Use
10834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10835 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10836 (ssse3_pmulhrswv4hi3): New expander. Use
10837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10839 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10840 (<sse>_vmmul<mode>3): Ditto.
10841 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10843 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10844 (ssse3_pmaddubsw): Ditto.
10846 * config/i386/i386.c (struct_builtin_description)
10847 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10848 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10849 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10850 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10851 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10852 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10853 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10854 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10855 (ix86_fixup_binary_operands): Assert that src1
10856 and src2 must have the same mode when swapped.
10857 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10858 and ix86_binary_operator_ok. Do not force operands in registers
10861 2008-05-07 Jan Hubicka <jh@suse.cz>
10863 * cgraph.c (dump_cgraph_node): Update.
10864 * cgraph.h (cgraph_local_info): Break out inline summary.
10865 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10867 * ipa-inline (inline_summary): New accestor function.
10868 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10869 cgraph_decide_inlining, compute_inline_parameters): Update.
10870 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10872 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10874 Cleanup ColdFire scheduling support and add V4 pipeline model.
10876 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10877 (define_attr cpu): Add cfv4 value.
10878 (define_attr type, define_attr type1): Merge into a single 'type'
10879 attribute. Update all uses.
10880 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10881 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10883 (define_attr opx_mem, define_attr opy_mem): Remove.
10884 (define_attr op_mem): Clean up, update comment.
10885 (define_attr size): Use specific values instead of general int.
10886 (define_attr guess, define_attr split): Remove. Update all uses.
10887 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10888 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10889 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10890 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10891 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10892 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10893 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10894 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10895 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10896 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10897 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10898 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10899 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10900 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10901 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10902 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10903 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10904 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10905 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10906 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10907 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10908 Update or set attributes.
10909 (stack_tie): New fake instruction.
10911 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10912 (m68k_sched_attr_size): Update declaration.
10913 (m68k_sched_attr_type2): Remove.
10914 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10915 Declare new bypass predicates.
10917 * config/m68k/m68k.c (m68k_sched_issue_rate,
10918 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10920 (TARGET_SCHED_ISSUE_RATE,
10921 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10922 (override_options): Handle scheduling for ColdFire V4 core.
10923 (m68k_expand_prologue): Emit stack_tie.
10924 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10925 'OP_TYPE_FPN'. Update all uses.
10926 (sched_guess_p): Remove.
10927 (sched_address_type): Handle symbolic addresses.
10928 (sched_get_operand): New static function.
10929 (sched_operand_type): Merge into sched_attr_op_type.
10930 (sched_attr_op_type): Handle FP registers, handle quick constants,
10932 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10933 (m68k_sched_attr_size): Update. Move logic to ...
10934 (sched_get_attr_size_int): New static function.
10935 (sched_get_opxy_mem_type): New static function.
10936 (m68k_sched_attr_op_mem): Update.
10937 (m68k_sched_attr_type2): Remove.
10938 (sched_cfv4_bypass_data): New static variable.
10939 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10940 (m68k_sched_issue_rate): Implement scheduler hook.
10941 (struct _sched_ib: enabled_p): New field.
10942 (m68k_sched_variable_issue): Update. Handle V4.
10943 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10944 sched_dump_class_func_t, sched_dump_split_class,
10945 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10946 sched_dump_dfa_class, m68k_sched_dump): Remove.
10947 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10949 (m68k_sched_init_global): Remove statisctics dumping, introduce
10950 sanity check that all instructions have pipeline reservations. Handle
10952 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10953 Handle ColdFire V4 core.
10954 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10955 New static functions.
10956 (m68k_sched_address_bypass_p): New bypass predicate.
10957 (sched_get_indexed_address_scale): New static function.
10958 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10960 * cf.md: Update comments.
10961 (define_attr type2): Remove. Use 'type' attribute instead.
10963 (cf_ib): Rename to cfv123_ib. Update all uses.
10964 (cf_oep): Rename to cfv123_oep. Update all uses.
10965 (cf_chr): Rename to cfv123_chr. Update all uses.
10966 (cf_mem): Rename to cfv123_mem. Update all uses.
10967 (cf_mac): Move to more appropriate place.
10968 (cfv123_guess): New automaton and cpu_unit.
10969 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10970 Update uses of 'size' attribute. Handle before reload scheduling.
10971 (cfv123_guess): New dummy reservation for unhandled instructions.
10972 (cfv4_*): Pipeline description of ColdFire V4 core.
10973 (ignore): New reservation to handle 'ignore' type.
10975 2008-05-07 Ian Lance Taylor <iant@google.com>
10977 PR middle-end/36013
10978 * gimplify.c (find_single_pointer_decl_1): Don't look through
10980 (find_single_pointer_decl): Adjust comments.
10982 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10984 PR middle-end/36137
10985 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10986 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10988 PR middle-end/36106
10989 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10990 integral type rather than floating point, then VIEW_CONVERT_EXPR
10991 to the floating point type.
10993 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10995 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10996 TFmode op0 to register.
10998 2008-05-07 Alan Modra <amodra@bigpond.net.au>
11000 * c-decl.c (grokdeclarator): Comment typo.
11002 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
11004 * tree-flow.h: Remove prototype for computed_goto_p.
11005 * tree-cfg.c (computed_goto_p): Make static.
11007 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
11010 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
11011 (contains_aligned_value_p): This. Handle _Decimal128.
11012 (ix86_function_arg_boundary): Only align _Decimal128 to its
11013 natural boundary and handle it properly.
11015 2008-05-06 Martin Jambor <mjambor@suse.cz>
11017 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
11018 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
11019 (ipcp_method_set_orig_node): Removed.
11020 (ipcp_cval_get_cvalue_type): Removed.
11021 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
11022 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
11023 (ipcp_cval_set_cvalue_type): Removed.
11024 (ipcp_cval_get_cvalue): Removed.
11025 (ipcp_cval_set_cvalue): Removed.
11026 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
11027 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
11028 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
11029 (ipcp_cval_meet): Renamed to ipa_lattice_meet
11030 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
11031 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
11032 (ipcp_get_ith_lattice): Changed parameters.
11033 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
11034 (ipcp_lattice_from_jfunc): Changed parameters.
11035 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
11036 (ipcp_method_cval_print): Added temporary variable info.
11037 (ipcp_redirect): Removed already unused local variable caller.
11038 (ipcp_redirect): New temporary variable orig_callee_info
11039 (ipcp_redirect): Removed newly unused local variable callee.
11040 (ipcp_redirect): Removed (a bit confusing) local variable type.
11041 (ipcp_insert_stage): Added local variable info.
11042 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
11044 (ipcp_formal_create): Removed.
11045 (ipcp_method_cval_set): Removed.
11046 (ipcp_propagate_stage): Renamed lattice variables.
11047 (ipcp_method_cval_set_cvalue_type): Removed.
11048 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
11049 (ipcp_print_all_lattices): Changed printed strings to refer to
11050 lattices rather than cvals.
11051 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
11052 (ipcp_propagate_const): Changed formal parameters.
11053 (build_const_val): Changed formal parameters.
11054 (ipcp_insert_stage): Removed useless variable cvalue
11055 (build_const_val): Changed formal parameters.
11056 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
11057 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
11058 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
11059 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
11060 (ipcp_print_func_profile_counts): Changed string from "method" to
11062 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
11063 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
11064 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
11065 (ipcp_structures_print): Renamed to ipcp_print_all_structures
11066 (ipcp_profile_print): Renamed to ipcp_print_profile_data
11067 (ipcp_lat_is_const): Changed parameters and made inline.
11068 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
11069 (ipcp_redirect): Renamed to ipcp_need_redirect_p
11070 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
11071 the predicate condition directly
11072 (ipcp_propagate_stage): Added local variable args. Removed local
11073 variable callee. (Both are mere code simplifications.)
11074 (ipcp_method_dont_insert_const): Renamed to
11075 ipcp_node_not_modifiable_p.
11076 (ipcp_node_not_modifiable_p): Made inline.
11077 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
11078 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
11079 (ipcp_print_all_lattices): Removed variable cvalue
11080 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
11083 2008-05-06 Olivier Hainque <hainque@adacore.com>
11085 * tree-sra.c (try_instantiate_multiple_fields): Early return
11086 if field has POINTER_TYPE.
11088 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
11090 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
11091 by using 'q' specifier for instruction.
11092 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
11094 2008-05-06 Anatoly Sokolov <aesok@post.ru>
11096 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11097 Change mode of zero_extract from QImode to HImode.
11098 (sign bit tests peepholes): (Ditto.).
11100 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
11102 * config/i386/mmx.md: Remove double backslashes from asm templates.
11103 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
11104 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11105 to handle nonimmediate operands.
11106 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
11107 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11108 to handle nonimmediate operands.
11109 (*mmx_<code>v2sf3_finite): New insn pattern.
11110 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
11111 (mmx_<code>v2sf3): New expander. Use
11112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11113 (mmx_<plusminus_insn><mode>3): New expander. Use
11114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11115 (*mmx_<plusminus_insn><mode>3): New insn pattern.
11116 (mmx_add<mode>3): Removed.
11117 (mmx_ssadd<mode>3): Ditto.
11118 (mmx_usadd<mode>3): Ditto.
11119 (mmx_sub<mode>3): Ditto.
11120 (mmx_sssub<mode>3): Ditto.
11121 (mmx_ussub<mode>3): Ditto.
11122 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
11123 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
11124 to handle nonimmediate operands.
11125 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
11127 (mmx_smulv4hi3_highpart): New expander. Use
11128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11129 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
11131 (mmx_umulv4hi3_highpart): New expander. Use
11132 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11133 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
11134 (mmx_<code>v4hi3): New expander. Use
11135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11136 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
11137 (mmx_<code>v8qi3): New expander. Use
11138 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11139 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
11140 (mmx_<code><mode>3): New expander. Use
11141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11143 2008-05-05 Jan Hubicka <jh@suse.cz>
11145 PR tree-optimization/36118
11146 * passes.c (pass_init_dump_file): Fix dump header.
11148 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11150 PR middle-end/36141
11151 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
11152 VCE for function decls.
11154 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
11156 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
11158 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
11160 * config/i386/i386.md (sat_plusminus): New.
11161 (plusminus_insn): Likewise.
11162 (plusminus_mnemonic): Likewise.
11164 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
11165 (*<addsub><mode>3_cc_overflow): Renamed to ...
11166 (*<plusminus_insn><mode>3_cc_overflow): This.
11167 (*<addsub>si3_zext_cc_overflow): Renamed to ...
11168 (*<plusminus_insn>si3_zext_cc_overflow): This.
11170 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
11171 (<plusminus_insn><mode>3): This.
11172 (*<addsub><mode>3): Renamed to ...
11173 (*<plusminus_insn><mode>3): This.
11174 (<sse>_vm<addsub><mode>3): Renamed to ...
11175 (<sse>_vm<plusminus_insn><mode>3): This.
11176 (sse3_h<addsub>v4sf3): Renamed to ...
11177 (sse3_h<plusminus_insn>v4sf3): This.
11178 (sse3_h<addsub>v2df3): Renamed to ...
11179 (sse3_h<plusminus_insn>v2df3): This.
11180 (<plusminus_insn><mode>3): New.
11181 (*<plusminus_insn><mode>3): Likewise.
11182 (sse2_<plusminus_insn><mode>3): Likewise.
11183 (add<mode>): Removed.
11184 (*add<mode>3): Likewise.
11185 (sse2_ssadd<mode>3): Likewise.
11186 (sse2_usadd<mode>3): Likewise.
11187 (sub<mode>3): Likewise.
11188 (*sub<mode>3): Likewise.
11189 (sse2_sssub<mode>3): Likewise.
11190 (sse2_ussub<mode>3): Likewise.
11192 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
11194 * gthr-single.h: Add in required interface elements as per gthr.h.
11195 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
11196 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
11197 Generalize UNUSED macro.
11198 (__gthread_once): Add.
11199 (__gthread_key_create): Add.
11200 (__gthread_key_delete): Add.
11201 (__gthread_getspecific): Add.
11202 (__gthread_setspecific): Add.
11204 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
11206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
11207 the same size types for the indirect reference on the rhs, then
11210 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
11212 * config/i386/i386.md
11213 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
11214 one insn template instead of template series.
11215 (*xordi_1_rex64): Ditto.
11216 (*xordi_2_rex64): Ditto.
11218 2008-05-05 Ira Rosen <irar@il.ibm.com>
11220 PR tree-optimization/36119
11221 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
11224 2008-06-04 Jan Hubicka <jh@suse.cz>
11226 tree-optimization/36100
11227 * tree-pass.h (pass_O0_always_inline): Declare.
11228 * ipa-inline.c (inline_transform): Remove dead code.
11229 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11230 pass_O0_always_inline): New.
11231 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
11233 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
11235 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
11236 mnemonic in this_param move for TARGET_64BIT.
11238 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
11241 (*strmovsi_rex_1): Ditto.
11242 (*strsetsi_1): Ditto.
11243 (*strsetsi_rex_1): Ditto.
11245 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
11246 adddicc expanders using SWI mode iterator.
11248 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
11251 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
11254 2008-05-04 David S. Miller <davem@davemloft.net>
11256 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
11257 (sparc*-*-linux*): Use linux.h in tm_file.
11258 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
11259 compiler defaulting to 32-bit.
11260 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
11262 * config/sparc/linux.h: Remove definitions now obtained
11263 properly from linux.h
11264 * config/sparc/linux64.h: Likewise.
11265 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
11266 don't want this setting for 32-bit builds in a biarch compiler.
11267 * doc/install.texi: Add sparc-linux to list of targets
11268 supporting --enable-targets=all.
11270 2008-05-03 Andrew Pinski <pinskia@gmail.com>
11272 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
11274 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
11276 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
11277 after V4SI_FTYPE_V8HI.
11278 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
11279 case V4SI_FTYPE_V2DF.
11281 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
11283 * doc/invoke.texi (max-flow-memory-locations): Removed.
11284 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
11286 2008-05-03 Richard Guenther <rguenther@suse.de>
11288 PR middle-end/34973
11289 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
11291 2008-05-02 David S. Miller <davem@davemloft.net>
11293 * config.gcc (need_64bit_hwint): Document libcpp dependency.
11295 2008-05-02 Simon Baldwin <simonb@google.com>
11298 * c-common.h (warn_array_subscript_range): Removed.
11299 * c-common.c (warn_array_subscript_range): Ditto.
11300 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
11301 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
11303 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
11305 * config/i386/i386.c (ix86_special_builtin_type): New.
11306 (bdesc_special_args): Likewise.
11307 (ix86_expand_special_args_builtin): Likewise.
11308 (ix86_init_mmx_sse_builtins): Updated.
11309 (ix86_expand_builtin): Updated.
11310 (ix86_expand_store_builtin): Removed.
11311 (ix86_expand_unop_builtin): Likewise.
11313 * config/i386/mm3dnow.h (__v2sf): Moved to ...
11314 * config/i386/mmintrin.h (__v2sf): Here.
11316 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
11318 (_mm_loadl_pi): Likewise.
11319 (_mm_storeh_pi): Replace __v2si with __v2sf.
11320 (_mm_storel_pi): Likewise.
11322 * doc/extend.texi: Correct __builtin_ia32_loadhps,
11323 __builtin_ia32_loadlps, __builtin_ia32_storehps,
11324 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
11325 __builtin_ia32_loadlpd.
11327 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
11329 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
11330 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
11331 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
11332 (ix86_init_mmx_sse_builtins): Updated.
11333 (ix86_expand_args_builtin): Likewise.
11334 (ix86_expand_builtin): Likewise.
11335 (ix86_expand_unop1_builtin): Renamed to ...
11336 (ix86_expand_unop_vec_merge_builtin): This.
11338 2008-05-01 Jan Hubicka <jh@suse.cz>
11341 * ipa-inline.c (inline_generate_summary): Make static.
11342 (inline_transform): Do not call inlining at -O0; make static.
11343 * passes.c (execute_todo): Add sanity check.
11344 (execute_one_ipa_transform_pass): Execute proper flags.
11346 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
11348 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
11349 (DECL_NONADDRESSABLE_P): Likewise.
11350 * alias.c (record_component_aliases): Fix comment.
11352 2008-05-01 Simon Baldwin <simonb@google.com>
11354 * c-common.h (warn_array_subscript_range): New function.
11355 * c-common.c (warn_array_subscript_range): Ditto.
11356 * tree-vrp.c (check_array_ref): Corrected code to agree with
11357 comment, ignoring only arrays of size 0 or size 1.
11358 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
11360 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11362 * config/i386/i386.c (ix86_builtin_type): Replace
11363 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
11364 (bdesc_args): Updated.
11365 (ix86_init_mmx_sse_builtins): Likewise.
11366 (ix86_expand_args_builtin): Likewise.
11368 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
11371 * doc/extend.texi: Correct __builtin_ia32_palignr.
11373 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11376 * config/i386/i386.c (bdesc_crc32): Removed.
11377 (ix86_expand_crc32): Likewise.
11378 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
11379 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
11380 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
11381 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
11382 UINT_FTYPE_UINT_UCHAR.
11383 (bdesc_args): Updated. Add crc32 builtins.
11384 (ix86_init_mmx_sse_builtins): Updated.
11385 (ix86_expand_args_builtin): Updated to support subreg.
11387 * doc/extend.texi: Correct __builtin_ia32_crc32di.
11389 2008-05-01 Jan Hubicka <jh@suse.cz>
11391 * tree-pass.h (opt_pass): Add IPA_PASS.
11392 (varpool_node, cgraph_node): Forward declare.
11393 (ipa_opt_pass): Define.
11394 (pass_ipa_inline): Turn into ipa_opt_pass.
11395 (pass_apply_inline): Remove.
11396 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
11397 (apply_inline): Turn into ....
11398 (inline_transform): ... this one.
11399 (inline_generate_summary): New function.
11400 (pass_apply_inline): Remove.
11401 * function.h (ipa_opt_pass): Forward declare structure; typedef;
11403 (struct function): Add ipa_transforms_to_apply.
11404 * passes.c (register_one_dump_file): Work on IPA_PASS.
11405 (init_optimization_passes): Remove pass_inline_parameters and
11407 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
11408 (execute_one_pass) ... here; apply transforms when possible.
11409 (add_ipa_transform_pass, execute_ipa_summary_asses,
11410 execute_one_ipa_transform_pass): New.
11411 (execute_ipa_pass_list): Update for IPA_PASS type.
11413 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11415 * config/i386/i386.c (ix86_builtin_type): Add
11416 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
11417 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
11418 (bdesc_args): Add SSE4a builtins.
11419 (ix86_init_mmx_sse_builtins): Updated.
11420 (ix86_expand_args_builtin): Likewise.
11421 (ix86_expand_builtin): Likewise.
11423 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11425 * config/i386/i386.c (ix86_builtin_type): Add
11426 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
11427 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
11428 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
11429 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
11430 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
11431 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
11432 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
11433 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
11434 and DI_FTYPE_DI_DI_INT.
11435 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
11436 (ix86_init_mmx_sse_builtins): Updated.
11437 (ix86_expand_args_builtin): Likewise.
11438 (ix86_expand_builtin): Likewise.
11439 (ix86_expand_binop_imm_builtin): Removed.
11441 * doc/extend.texi: Correct __builtin_ia32_palignr128.
11443 2008-04-30 Richard Guenther <rguenther@suse.de>
11445 PR tree-optimization/32921
11446 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
11448 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
11450 * config/arm/arm.c (arm_unwind_emit): Use
11451 crtl->all_throwers_are_sibcalls instead of
11452 cfun->all_throwers_are_sibcalls.
11453 (arm_output_fn_unwind): Likewise.
11454 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
11455 instead of cfun->uses_pic_offset_table.
11456 (frv_expand_prologue): Likewise.
11457 (frv_frame_pointer_required): Likewise.
11458 (frv_expand_fdpic_call): Likewise.
11459 (frv_emit_movsi): Likewise.
11460 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
11461 cfun->returns_pcc_struct instead of
11462 current_function_returns_pcc_struct.
11463 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
11464 instead of cfun->calls_eh_return.
11465 (m32c_pushm_popm): Likewise.
11466 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
11467 "extern" declaration.
11469 2008-04-30 Richard Guenther <rguenther@suse.de>
11471 PR tree-optimization/21636
11472 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
11474 (evaluate_stmt): Print the likely value.
11475 (ccp_visit_stmt): Avoid excessive vertical spacing.
11477 2008-04-30 Rafael Espindola <espindola@google.com>
11479 * builtins.c (fold_call_expr): Return realret.
11480 * tree-ssa-threadedge.c
11481 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11482 __builtin_object_size.
11484 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
11486 * gcc.c (wrapper_string): New variable.
11487 (insert_wrapper): New function.
11488 (execute): New option -wrapper.
11489 * doc/invoke.texi (Overall Options): New driver option -wrapper.
11491 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
11493 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
11494 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
11495 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
11497 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
11498 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
11499 config/rs6000/e500crtres64gprctr.asm,
11500 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
11501 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
11502 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
11503 config/rs6000/e500crtsav64gprctr.asm,
11504 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
11505 config/rs6000/e500crtsavg64gprctr.asm: New files.
11506 * config/rs6000/t-ppccomm: Add build rules for new files.
11507 (LIB2FUNCS_STATIC_EXTRA): Add new files.
11508 * config/rs6000/t-netbsd: Add build rules for new files.
11509 (LIB2FUNCS_STATIC_EXTRA): New variable.
11510 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
11511 (CRTSAVRES_DEFAULT_SPEC): Likewise.
11512 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
11514 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
11516 * config/i386/i386.c (ix86_builtin_type): Add
11517 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
11518 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
11519 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
11520 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
11521 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
11522 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
11523 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
11524 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
11525 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
11526 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
11527 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
11528 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
11529 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
11530 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
11531 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
11532 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
11533 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
11534 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
11535 V1DI_FTYPE_V2SI_V2SI.
11536 (bdesc_2arg): Moved to ...
11537 (bdesc_args): Here.
11538 (ix86_init_mmx_sse_builtins): Updated.
11539 (ix86_expand_args_builtin): Updated. Take a pointer
11540 to const struct builtin_description. Handle comparison
11542 (ix86_expand_sse_compare): Take a new argument for swapping operands.
11543 (ix86_expand_builtin): Updated.
11545 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
11546 (ssse3_pmaddubsw128): This.
11547 (ssse3_pmaddubswv4hi3): Renamed to ...
11548 (ssse3_pmaddubsw): This.
11550 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11551 (__builtin_ia32_packssdw128): Likewise.
11552 (__builtin_ia32_packuswb128): Likewise.
11553 (__builtin_ia32_pmaddubsw): Likewise.
11554 (__builtin_ia32_pmaddubsw128): Likewise.
11556 2008-04-30 Richard Guenther <rguenther@suse.de>
11558 PR tree-optimization/14847
11559 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11560 (recognize_bits_test): Use it.
11561 (recognize_single_bit_test): Likewise.
11563 2008-04-30 Martin Jambor <mjambor@suse.cz>
11565 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11566 instead of setting number of formal parameters to zero.
11567 (ipcp_init_stage): Do not set the number of actual parameters to zero
11569 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11570 which are called with variable number of arguments.
11571 (ipcp_insert_stage): Explicitely skipping all nodes which are
11572 called with variable number of arguments.
11573 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11574 number of parameters.
11576 * ipa-prop.h (struct ipa_node_params): Added flag
11577 called_with_var_arguments
11578 (ipa_set_param_count): Added. Changed sole setter to use it.
11579 (ipa_get_param_count): Added. All readers of param_count
11580 converted to use it instead.
11581 (ipa_set_called_with_variable_arg): Added.
11582 (ipa_is_called_with_var_arguments): Added.
11583 (ipa_get_ith_param): Added. All readers of param_decls converted
11585 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11587 (ipa_get_cs_argument_count): Added, all readers of argument_count
11589 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11592 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11593 (struct ipcp_lattice): Renamed cval_type to type
11594 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11596 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11597 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11598 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11599 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11600 (build_const_val): Changed the type of parameter cvalue to tree
11601 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11602 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11604 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11607 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11608 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11609 (ipa_add_method): Renamed to ipa_push_func_to_list
11610 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11611 (ipa_callsite_param_count): Removed.
11612 (ipa_callsite_param_count_set): Removed.
11613 (ipa_callsite_param): Removed.
11614 (ipa_callsite_callee): Removed.
11615 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11616 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11617 (ipa_method_formal_count): Removed.
11618 (ipa_method_formal_count_set): Removed.
11619 (ipa_method_get_tree): Removed.
11620 (ipa_method_tree_map_create): Removed.
11621 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11622 (ipa_create_param_decls_array): Creates the array itself
11623 (ipa_create_param_decls_array): Temporary variable info instead of
11624 a few dereferences.
11625 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11626 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11627 (get_type): Removed.
11628 (ipa_jf_get_info_type): Removed.
11629 (ipa_node_create): Renamed to ipa_create_node_params
11630 (ipa_free): Renamed to ipa_free_all_node_params
11631 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11632 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11633 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11634 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11635 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11636 ipa_free_all_edge_args
11637 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11638 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11639 (ipa_create_methodlist_node): Removed.
11640 (ipa_methodlist_method): Removed.
11641 (ipa_methodlist_method_set): Removed.
11642 (ipa_methodlist_next_method): Removed.
11643 (ipa_methodlist_next_method_set): Removed.
11644 (ipa_method_is_modified): Removed.
11645 (ipa_method_modify_create): Removed.
11646 (ipa_method_modify_init): Temporary variable info instead of a few
11648 (ipa_detect_param_modifications): Temporary variable info instead of
11649 a few dereferences.
11650 (ipa_compute_jump_functions): Temporary variable info instead of
11651 a few dereferences.
11652 (ipa_method_modify_set): Removed.
11653 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11654 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11655 than craph_node as the first parameter.
11656 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11657 (ipa_method_modify_init): Removed.
11658 (ipa_compute_jump_functions): Added a temp variable instead of
11659 repeatadly dereferencing the cgraph_edge.aux pointer
11660 (ipa_callsite_param_set_type): Removed.
11661 (ipa_compute_jump_functions): i renamed to index and moved to
11663 (ipa_callsite_param_set_info_type_formal): Removed.
11664 (ipa_callsite_param_set_info_type): Removed.
11665 (ipa_callsite_param_map_create): Removed.
11666 (ipa_callsite_tree): Removed.
11667 (ipa_callsite_caller): Removed.
11668 (ipa_pop_func_from_list): return_method removed to return_func
11670 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11671 prefixed all values with IPA_. Changed all users.
11672 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11673 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11674 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11675 (union parameter_info): Renamed to jump_func_value.
11676 (union jump_func_value): Renamed value to constant
11677 (struct ipa_jump_func): Renamed info_type to value
11678 (struct ipa_node): Renamed to ipa_node_params
11679 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11680 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11681 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11682 (struct ipa_edge): Renamed to ipa_edge_args
11683 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11684 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11685 (struct ipa_methodlist): Renamed to ipa_func_list
11686 (struct ipa_func_list): method_p renamed to node, next_method
11688 (ipa_methodlist_p): Removed, switched all users to struct pointer
11689 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11691 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11693 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11694 (rs6000_emit_epilogue): Use backchain to restore only when we
11695 have a large frame. Make use of frame pointer to restore if we
11696 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11698 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11700 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11701 Add mode to zero_extract.
11702 (sign bit tests peepholes): (Ditto.).
11704 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11706 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11707 Instructions in comments with SSE3.
11708 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11709 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11710 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11711 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11712 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11713 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11714 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11715 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11716 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11717 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11718 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11719 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11720 (bdesc_sse_args): Renamed to ...
11721 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11722 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11723 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11724 IX86_BUILTIN_FABSQ.
11725 (bdesc_1arg): Moved to ...
11726 (bdesc_args): Here.
11727 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11728 Instructions in comments with SSE3.
11729 (ix86_expand_sse_operands_builtin): Renamed to ...
11730 (ix86_expand_args_builtin): This. Updated.
11731 (ix86_expand_unop1_builtin): Update comments.
11732 (ix86_expand_builtin): Updated.
11734 2008-04-29 Richard Guenther <rguenther@suse.de>
11736 PR tree-optimization/36078
11737 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11738 Update virtual SSA form after cleaning up the CFG.
11740 2008-04-29 Richard Guenther <rguenther@suse.de>
11742 PR middle-end/15255
11743 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11745 2008-04-29 Richard Guenther <rguenther@suse.de>
11747 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11748 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11749 (compute_flow_insensitive_aliasing): Do not treat
11750 PTR_IS_REF_ALL pointers special.
11751 (get_smt_for): Likewise.
11752 (may_alias_p): Re-structure.
11753 (is_escape_site): A ref-all pointer conversion is not an escape site.
11754 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11755 PTR_IS_REF_ALL pointers special.
11756 * tree-ssa-structalias.h (struct alias_info): Remove
11757 ref_all_symbol_mem_tag field.
11758 (PTR_IS_REF_ALL): Remove.
11760 2008-04-29 Richard Guenther <rguenther@suse.de>
11762 PR middle-end/36077
11763 * fold-const.c (extract_muldiv_1): In combining division constants
11764 make sure to never overflow.
11766 2008-04-29 Nick Clifton <nickc@redhat.com>
11768 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11770 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11773 * optc-gen.awk: Work around HP-UX/IA awk bug.
11775 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11777 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11780 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11783 * config/i386/i386.md
11784 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11785 Change operand 1 predicate to nonimmediate_operand.
11787 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11790 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11792 * gengtype.c (walk_type, write_func_for_structure): Handle
11794 * doc/gty.texi: Document chain_circular.
11796 2008-04-28 Richard Guenther <rguenther@suse.de>
11798 PR tree-optimization/36066
11799 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11802 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11805 * config/i386/i386.md
11806 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11807 Use match_scratch instead of match_operand for operands 3 and 4.
11809 2008-04-27 Richard Guenther <rguenther@suse.de>
11811 PR tree-optimization/18754
11812 PR tree-optimization/34223
11813 * tree-pass.h (pass_complete_unrolli): Declare.
11814 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11815 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11816 Rewrite loop into loop closed SSA form if it is not already.
11817 (tree_unroll_loops_completely): Re-structure to iterate over
11818 innermost loops with intermediate CFG cleanups.
11819 Unroll outermost loops only if requested or the code does not grow
11821 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11822 loops are available.
11823 (tree_vectorize): Instead do so here.
11824 (tree_complete_unroll): Also unroll outermost loops.
11825 (tree_complete_unroll_inner): New function.
11826 (gate_tree_complete_unroll_inner): Likewise.
11827 (pass_complete_unrolli): New pass.
11828 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11829 uses outside of the loop.
11830 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11831 form if it is available.
11832 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11833 * passes.c (init_optimization_passes): Schedule complete inner
11834 loop unrolling pass before the first CCP pass after final inlining.
11836 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11838 * targhooks.h (default_emutls_var_fields,
11839 default_emutls_var_init): Declare.
11840 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11841 * target.h (struct gcc_target): Add struct emutls member.
11842 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11843 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11844 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11845 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11846 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11847 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11848 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11849 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11850 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11851 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11852 emit debug information.
11853 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11854 * varasm.c: Include targhooks.h.
11855 (emutls_object_section, emutls_tmpl_section): New.
11856 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11857 (EMUTLS_SEPARATOR): New.
11858 (prefix_name): New.
11859 (get_emutls_object_name): New.
11860 (default_emutls_var_fields): New, broken out of ...
11861 (get_emutls_object_type): ... here. Adjust to use target hooks.
11862 (get_emutls_init_templ_addr): Adjust to use target hooks.
11863 (emutls_decl): Adjust to use target hooks.
11864 (emutls_finish): Likewise.
11865 (default_emutls_var_init): New, broken out of ...
11866 (assemble_variable): ... here. Adjust to use target hooks.
11867 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11868 SECCAT_EMUTLS_TMPL.
11869 * c-common.c (handle_section_attribute): Prevent overriding
11870 sections for emulated tls with special sections.
11871 * config/i386/i386.c (x86_64_elf_select_section): Add
11872 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11873 (x86_64_elf_unique_section): Likewise.
11874 * config/vxworks.c: Include tree.h.
11875 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11876 (vxworks_override_options): Set TLS scheme.
11877 * doc/tm.texi (Emulated TLS): New node.
11879 2008-04-26 Simon Baldwin <simonb@google.com>
11882 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11883 with propagated string constants.
11885 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11887 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11888 constraint for operand 2 when operand 0 is memory operand.
11889 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11890 operand 0 is memory operand.
11891 (fix_trunc<mode>_i387_with_temp): Ditto.
11892 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11893 operand 2 when operand 1 is memory operand.
11894 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11895 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11896 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11897 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11898 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11899 operands 2,3 and 4 when operand 1 is memory operand.
11900 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11902 (fistdi2_floor_with_temp): Ditto.
11903 (fist<mode>2_floor_with_temp): Ditto.
11904 (fistdi2_ceil_with_temp): Ditto.
11905 (fist<mode>2_ceil_with_temp): Ditto.
11906 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11908 2008-04-26 David Daney <ddaney@avtrex.com>
11910 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11912 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11913 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11914 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11915 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11916 (compare_and_swap_12): New insn.
11917 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11918 * config/mips/mips.c (mips_force_binary): New function.
11919 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11920 (mips_expand_compare_and_swap_12): New function.
11921 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11923 2008-04-25 Jan Hubicka <jh@suse.cz>
11926 * cfgexpand.c (pass_expand): Turn into RTL pass.
11927 * passes.c (execute_one_pass): Do pass typechecking after execution.
11928 * tree-pass.h (pass_expand): Turn into RTL pass.
11930 * function.h (struct rtl_data): Move here fields
11931 accesses_prior_frames, calls_eh_return, saves_all_registers,
11932 has_nonlocal_goto, has_asm_statement, is_thunk,
11933 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11934 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11935 arg_pointer_save_area_init from struct function; turn into bool.
11936 (struct function): Move
11937 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11938 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11939 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11940 tail_call_emit, arg_pointer_save_area_init
11941 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11942 (current_function_returns_struct, current_function_returns_pcc_struct,
11943 current_function_calls_setjmp, current_function_calls_alloca,
11944 current_function_accesses_prior_frames,
11945 current_function_calls_eh_return, current_function_is_thunk,
11946 current_function_stdarg, current_function_profile,
11947 current_function_limit_stack, current_function_uses_pic_offset_table,
11948 current_function_uses_const_pool, current_function_has_nonlocal_label,
11949 current_function_saves_all_registers,
11950 current_function_has_nonlocal_goto,
11951 current_function_has_asm_statement): Remove accesor macros.
11952 * ra-conflict.c (global_conflicts): Update.
11953 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11954 (suitable_for_tail_call_opt_p): Update.
11955 * builtins.c (expand_builtin_return_addr): Update.
11956 (expand_builtin_setjmp_setup): Update.
11957 (expand_builtin_nonlocal_goto): Update.
11958 * final.c (final_start_function): Update.
11959 (profile_function): Update.
11960 (leaf_function_p): Update.
11961 (only_leaf_regs_used): Update.
11962 * df-scan.c (df_get_exit_block_use_set): Update.
11963 * dojump.c (clear_pending_stack_adjust): Update.
11964 * tree-stdarg.c (gate_optimize_stdarg): Update.
11965 * gimple-low.c (lower_function_body): Update.
11966 * global.c (compute_regsets): Update.
11967 (global_alloc): Update.
11968 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11969 * expr.c (expand_assignment): Update.
11970 * dse.c (dse_step0): Update.
11971 (dse_step1): Update.
11972 * c-decl.c (store_parm_decls): Update.
11973 * local-alloc.c (combine_regs): Update.
11974 (find_free_reg): Update.
11975 * function.c (assign_parms_augmented_arg_list): Update.
11976 (assign_parm_find_data_types): Update.
11977 (assign_parms): Update.
11978 (allocate_struct_function): Update.
11979 (expand_function_start): Update.
11980 (expand_function_end): Update.
11981 (get_arg_pointer_save_area): Update.
11982 (thread_prologue_and_epilogue_insns): Update.
11983 (rest_of_match_asm_constraints): Update.
11984 * stor-layout.c (variable_size): Update.
11985 * gcse.c (gcse_main): Update.
11986 (bypass_jumps): Update.
11987 * gimplify.c (gimplify_function_tree): Update.
11988 * calls.c (emit_call_1): Update.
11989 (expand_call): Update.
11990 * bt-load.c (compute_defs_uses_and_gen): Update.
11991 * except.c (sjlj_assign_call_site_values): Update.
11992 (sjlj_emit_function_enter): Update.
11993 (can_throw_external): Update.
11994 (set_nothrow_function_flags): Update.
11995 (expand_builtin_unwind_init): Update.
11996 (expand_eh_return): Update.
11997 (convert_to_eh_region_ranges): Update.
11998 (output_function_exception_table): Update.
11999 * emit-rtl.c (gen_tmp_stack_mem): Update.
12000 * cfgexpand.c (expand_used_vars): Update.
12001 (tree_expand_cfg): Update.
12002 * cfgcleanup.c (rest_of_handle_jump): Update.
12003 * explow.c (allocate_dynamic_stack_space): Update.
12004 * varasm.c (assemble_start_function): Update.
12005 (force_const_mem): Update.
12006 (mark_constant_pool): Update.
12007 * tree-optimize.c (tree_rest_of_compilation): Update.
12008 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
12009 * tree-cfg.c (notice_special_calls): Update.
12010 (is_ctrl_altering_stmt): Update.
12011 (tree_can_make_abnormal_goto): Update.
12012 (tree_purge_dead_abnormal_call_edges): Update.
12013 * config/alpha/predicates.md: Update.
12014 * config/alpha/alpha.c (alpha_sa_mask): Update.
12015 (alpha_sa_size): Update.
12016 (alpha_does_function_need_gp): Update.
12017 (alpha_expand_prologue): Update.
12018 (alpha_start_function): Update.
12019 (alpha_output_function_end_prologue): Update.
12020 (alpha_expand_epilogue): Update.
12021 * config/frv/frv.c (frv_stack_info): Update.
12022 (frv_expand_epilogue): Update.
12023 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
12024 (s390_register_info): Update.
12025 (s390_frame_info): Update.
12026 (s390_init_frame_layout): Update.
12027 (s390_can_eliminate): Update.
12028 (save_gprs): Update.
12029 * config/spu/spu.c (spu_split_immediate): Update.
12030 (need_to_save_reg): Update.
12031 (spu_expand_prologue): Update.
12032 (spu_expand_epilogue): Update.
12033 * config/sparc/sparc.md: Update.
12034 * config/sparc/sparc.c (eligible_for_return_delay): Update.
12035 (sparc_tls_got): Update.
12036 (legitimize_pic_address): Update.
12037 (sparc_emit_call_insn): Update.
12038 (sparc_expand_prologue): Update.
12039 (output_return): Update.
12040 (print_operand): Update.
12041 (sparc_function_ok_for_sibcall): Update.
12042 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
12043 * config/m32r/m32r.md: Update.
12044 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
12045 (m32r_compute_frame_size): Update.
12046 (m32r_expand_prologue): Update.
12047 (m32r_expand_epilogue): Update.
12048 (m32r_legitimize_pic_address): Update.
12049 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
12050 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
12051 * config/i386/i386.c (ix86_frame_pointer_required): Update.
12052 (gen_push): Update.
12053 (ix86_save_reg): Update.
12054 (ix86_compute_frame_layout): Update.
12055 (ix86_expand_prologue): Update.
12056 (ix86_expand_epilogue): Update.
12057 * config/sh/sh.c (output_stack_adjust): Update.
12058 (calc_live_regs): Update.
12059 (sh5_schedule_saves): Update.
12060 (sh_expand_prologue): Update.
12061 (sh_expand_epilogue): Update.
12062 (sh_setup_incoming_varargs): Update.
12063 (sh_allocate_initial_value): Update.
12064 (sh_get_pr_initial_val): Update.
12065 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
12066 * config/sh/sh.md (label:): Update.
12067 * config/avr/avr.c (out_movhi_mr_r): Update.
12068 * config/crx/crx.h (enum): Update.
12069 * config/xtensa/xtensa.h (along): Update.
12070 * config/stormy16/stormy16.c Update.
12071 (xstormy16_compute_stack_layout): Update.
12072 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
12073 (fr30_expand_prologue): Update.
12074 * config/cris/cris.c (cris_conditional_register_usage): Update.
12075 (cris_reg_saved_in_regsave_area): Update.
12076 (cris_initial_frame_pointer_offset): Update.
12077 (cris_simple_epilogue): Update.
12078 (cris_expand_prologue): Update.
12079 (cris_expand_epilogue): Update.
12080 (cris_expand_pic_call_address): Update.
12081 (cris_asm_output_symbol_ref): Update.
12082 (cris_asm_output_label_ref): Update.
12083 * config/cris/cris.md Update.
12084 * config/iq2000/iq2000.c (compute_frame_size): Update.
12085 (iq2000_expand_epilogue): Update.
12086 * config/mt/mt.h (save_direction): Update.
12087 * config/mn10300/mn10300.c (mn10300_function_value): Update.
12088 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12089 (ia64_secondary_reload_class): Update.
12090 * config/m68k/m68k.c (m68k_save_reg): Update.
12091 (m68k_expand_prologue): Update.
12092 (m68k_expand_epilogue): Update.
12093 (legitimize_pic_address): Update.
12094 * config/rs6000/rs6000.c (rs6000_got_register): Update.
12095 (first_reg_to_save): Update.
12096 (first_altivec_reg_to_save): Update.
12097 (compute_vrsave_mask): Update.
12098 (compute_save_world_info): Update.
12099 (rs6000_stack_info): Update.
12100 (spe_func_has_64bit_regs_p): Update.
12101 (rs6000_ra_ever_killed): Update.
12102 (rs6000_emit_eh_reg_restore): Update.
12103 (rs6000_emit_allocate_stack): Update.
12104 (rs6000_emit_prologue): Update.
12105 (rs6000_emit_epilogue): Update.
12106 (rs6000_output_function_epilogue): Update.
12107 (output_profile_hook): Update.
12108 (rs6000_elf_declare_function_name): Update.
12109 * config/rs6000/rs6000.h (rs6000_args): Update.
12110 * config/rs6000/rs6000.md: Update.
12111 * config/mcore/mcore.c (mcore_expand_prolog): Update.
12112 * config/arc/arc.c (arc_output_function_epilogue): Update.
12113 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
12114 * config/darwin.c (machopic_function_base_name): Update.
12115 * config/score/score3.c (score3_compute_frame_size): Update.
12118 (score3_epilogue): Update.
12119 * config/score/score7.c (score7_compute_frame_size): Update.
12120 (score7_prologue): Update.
12121 (score7_epilogue): Update.
12122 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
12123 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
12124 * config/arm/arm.c (use_return_insn): Update.
12125 (require_pic_register): Update.
12126 (arm_load_pic_register): Update.
12127 (arm_compute_save_reg0_reg12_mask): Update.
12128 (arm_compute_save_reg_mask): Update.
12129 (thumb1_compute_save_reg_mask): Update.
12130 (output_return_instruction): Update.
12131 (arm_output_function_prologue): Update.
12132 (arm_output_epilogue): Update.
12133 (arm_get_frame_offsets): Update.
12134 (arm_expand_prologue): Update.
12135 (thumb_pushpop): Update.
12136 (thumb_exit): Update.
12137 (thumb1_expand_prologue): Update.
12138 (thumb1_expand_epilogue): Update.
12139 (arm_unwind_emit): Update.
12140 (arm_output_fn_unwind): Update.
12141 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
12142 * config/arm/arm.md: Update.
12143 * config/pa/pa.md: Update.
12144 * config/pa/pa.c (legitimize_pic_address): Update.
12145 (compute_frame_size): Update.
12146 (hppa_expand_prologue): Update.
12147 (hppa_expand_epilogue): Update.
12148 (borx_reg_operand): Update.
12149 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
12150 (HARD_REGNO_RENAME_OK): Update.
12151 * config/mips/mips.c (mips_global_pointer): Update.
12152 (mips_save_reg_p): Update.
12153 (mips_compute_frame_info): Update.
12154 (mips_frame_pointer_required): Update.
12155 (mips_expand_prologue): Update.
12156 (mips_expand_epilogue): Update.
12157 (mips_can_use_return_insn): Update.
12158 (mips_reorg_process_insns): Update.
12159 * config/v850/v850.c (compute_register_save_size): Update.
12160 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
12161 * config/mmix/mmix.c (along): Update.
12162 (mmix_expand_epilogue): Update.
12163 * config/bfin/bfin.c (legitimize_pic_address): Update.
12164 (must_save_p): Update.
12165 (stack_frame_needed_p): Update.
12166 (add_to_reg): Update.
12167 (bfin_expand_prologue): Update.
12168 * stmt.c (expand_asm_operands): Update.
12169 * reload1.c (reload): Update.
12170 (init_elim_table): Update.
12172 2008-04-25 Bob Wilson <bob.wilson@acm.org>
12174 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
12176 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
12178 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
12179 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
12180 (mov<mode>): Removed.
12181 (*movv4sf_internal): Likewise.
12182 (*movv2df_internal): Likewise.
12184 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
12186 * config.gcc (crx-*-elf): Remove deprecation.
12188 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
12190 * config/i386/cygming-crtend.c (register_frame_ctor): Register
12191 __gcc_deregister_frame with atexit.
12192 (deregister_frame_dtor): Remove.
12194 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
12195 Nathan Sidwell <nathan@codesourcery.com>
12197 * config/rs6000/rs6000.opt (mspe): Remove Var property.
12199 * config/rs6000/rs6000.h (rs6000_spe): Declare.
12200 (rs6000_isel): Likewise.
12201 * config/rs6000/rs6000.c (rs6000_spe): New variable.
12202 (rs6000_isel): New variable.
12203 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
12205 2008-04-24 Jakub Jelinek <jakub@redhat.com>
12208 * c-common.c (handle_vector_size_attribute): Call
12209 lang_hooks.types.reconstruct_complex_type instead of
12210 reconstruct_complex_type.
12211 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
12212 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
12213 * langhooks.h (struct lang_hooks_for_types): Add
12214 reconstruct_complex_type hook.
12215 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
12216 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
12218 2008-04-24 Richard Guenther <rguenther@suse.de>
12220 * c-common.h (check_builtin_function_arguments): Declare.
12221 * c-common.c (validate_nargs): New function.
12222 (check_builtin_function_arguments): Likewise.
12223 * c-typeck.c (build_function_call): Call
12224 check_builtin_function_arguments.
12225 * builtins.c (fold_builtin_classify): Remove error reporting code.
12226 (fold_builtin_unordered_cmp): Likewise.
12227 (fold_builtin_1): Likewise.
12228 (fold_builtin_n): Likewise.
12230 2008-04-24 Jakub Jelinek <jakub@redhat.com>
12232 PR tree-optimization/36008
12233 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
12234 the original op1, rather than delta by step.
12236 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
12237 Sebastian Pop <sebastian.pop@amd.com>
12239 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
12240 eliminate_local_variables_stmt, eliminate_local_variables,
12241 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
12242 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
12243 of code delimited by two edges in the CFG.
12244 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
12245 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
12246 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
12247 the case of parallelisation of reductions.
12248 (expr_invariant_in_region_p): New.
12250 * tree-flow.h (gather_blocks_in_sese_region): Declared.
12251 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
12253 2008-04-24 Ira Rosen <irar@il.ibm.com>
12254 Richard Guenther <rguenther@suse.de>
12256 PR tree-optimization/36034
12257 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
12258 incapable of dealing with loads with gaps.
12260 2008-04-24 Rafael Espindola <espindola@google.com>
12262 * tree-flow.h (vrp_evaluate_conditional): Change signature.
12263 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12264 vrp_evaluate_conditional.
12265 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
12266 (vrp_evaluate_conditional): Split the cond argument.
12267 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
12268 (simplify_stmt_for_jump_threading): Update call to
12269 vrp_evaluate_conditional.
12271 2008-04-24 Ira Rosen <irar@il.ibm.com>
12273 PR tree-optimization/35982
12274 * tree-vect-analyze.c (vect_check_interleaving): Check that the
12275 interleaved data-refs are of the same type.
12277 2008-04-24 Danny Smith <dannysmith@users.net>
12279 * c-format.c (check_format_info_main): Use strncmp rather than a
12280 magic prefix to handle multichar length specs.
12281 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
12282 Don't prefix "I64" and "I32" with '\0'.
12284 2008-04-24 Jakub Jelinek <jakub@redhat.com>
12287 * config/i386/i386.c (init_cumulative_args): Don't pass anything
12288 in registers for -m32 only if stdarg_p (fntype).
12290 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
12292 PR rtl-optimization/36006
12293 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
12294 temp to op0 in order to avoid invalid rtx sharing.
12296 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12298 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
12299 check TREE_INVARIANT.
12300 * tree-gimple.c (is_gimple_address): New.
12301 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
12302 * tree-gimple.h (is_gimple_address): New.
12303 * tree.h (decl_address_invariant_p): New.
12304 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
12305 (build_string): Likewise.
12306 (decl_address_invariant_p): New, from is_gimple_invariant_address.
12307 (tree_invariant_p_1): Likewise.
12308 (save_expr): Use it.
12309 (tree_invariant_p): New.
12310 (skip_simple_arithmetic): Use it.
12311 (stabilize_reference_1): Use it.
12312 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
12314 (build1_stat): Drop code to compute TREE_INVARIANT.
12315 (build2_stat): Drop code to compute TREE_INVARIANT.
12316 (build3_stat): Drop code to compute TREE_INVARIANT.
12317 (build4_stat): Drop code to compute TREE_INVARIANT.
12318 (build5_stat): Drop code to compute TREE_INVARIANT.
12319 (build7_stat): Drop code to compute TREE_INVARIANT.
12320 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
12321 * tree.h (struct tree_base): Remove invariant_flag.
12322 (TREE_INVARIANT): Remove.
12323 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
12324 (fold_builtin_expect): Check TREE_CONSTANT.
12325 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
12326 * c-tree.h (c_expr_to_decl): Drop third parameter.
12327 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
12328 (build_c_cast): Don't set TREE_INVARIANT.
12329 (pop_init_level): Don't set TREE_INVARIANT.
12330 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
12331 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
12333 (gimplify_init_constructor): Don't set TREE_INVARIANT.
12334 (gimplify_addr_expr): Adjust comment.
12335 * tree-mudflap.c (mf_build_string):
12336 * print-tree.c (print_node): Don't print TREE_INVARIANT.
12337 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
12338 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
12339 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
12340 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
12341 * langhooks.h (struct lang_hooks): Drop third parameter from
12344 2008-04-23 Richard Guenther <rguenther@suse.de>
12346 PR tree-optimization/27799
12347 PR tree-optimization/32921
12348 PR tree-optimization/32624
12349 * tree-ssa-structalias.c (merge_smts_into): Only merge the
12350 SMTs aliases and the tag itself into the solution.
12351 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
12352 merge the points-to solution back into the SMT aliases.
12353 (may_alias_p): Use alias_set_subset_of instead of
12354 aliases_conflict_p. A pointer which points to
12355 memory with alias set zero may access any variable.
12357 2008-04-23 Richard Guenther <rguenther@suse.de>
12359 * alias.c (alias_set_subset_of): Correctly handle asking
12360 if zero is a subset of an alias set with zero child.
12361 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
12362 (compute_flow_insensitive_aliasing): Correctly walk all
12363 pointers. Do not unnecessarily union sets.
12365 2008-04-23 Richard Guenther <rguenther@suse.de>
12367 PR middle-end/36021
12368 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
12370 2008-04-22 Tomas Bily <tbily@suse.cz>
12372 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
12374 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
12376 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12377 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12378 * tree-inline.c (estimate_num_insns_1): Likewise.
12379 * varasm.c (const_hash_1, compare_constant, copy_constant)
12380 (compute_reloc_for_constant, output_addressed_constants): Likewise.
12381 * emit-rtl.c (component_ref_for_mem_expr)
12382 (set_mem_attributes_minus_bitpos): Likewise.
12383 * expr.c (highest_pow2_factor, expand_expr_real_1, )
12384 (is_aligning_offset): Likewise.
12385 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
12386 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12387 * dojump.c (do_jump): Likewise.
12388 * builtins.c (get_pointer_alignment, get_memory_rtx)
12389 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
12390 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
12392 2008-04-23 Jakub Jelinek <jakub@redhat.com>
12394 PR rtl-optimization/36017
12395 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
12396 expanding the library call.
12398 2008-04-22 Ian Lance Taylor <iant@google.com>
12400 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
12401 than size_in_bytes.
12403 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
12405 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
12406 of LR/CTR moves for Power6.
12408 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12410 PR middle-end/36003
12411 * passes.c (init_optimization_passes): Remove
12412 pass_fast_rtl_byte_dce.
12414 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
12417 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
12418 builtin functions to generate faster code.
12419 (_mm_cvtpu16_ps): Ditto.
12420 (_mm_cvtpi32x2_ps): Ditto.
12422 2008-04-22 Nick Clifton <nickc@redhat.com>
12424 * common.opt (ftree-loop-distribution): Add Optimization
12427 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
12428 (frv_expand_builtin_va_start): Likewise.
12430 * config/arm/arm.c (thumb_find_work_register): Fix location of
12431 argument register count.
12433 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12435 Support scheduling for ColdFire V1 and V3 microarchitecture.
12436 Improve scheduling of multiplication instructions.
12438 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12439 (mac): New instruction attribute.
12440 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
12441 (m68k_sched_mac): New variable.
12442 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
12443 Handle cfv1 and cfv3.
12444 (max_insn_size): New static variable.
12445 (struct _sched_ib): New type.
12446 (sched_ib): New static variable.
12447 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
12448 to fields of 'struct _sched_ib sched_ib'. Update all uses.
12449 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
12451 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
12452 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
12453 new variables. Update.
12454 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12455 Add modeling of cfv3 instruction buffer. Update.
12456 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
12457 * config/m68k/m68k.h (TUNE_CFV3): New macro.
12458 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
12459 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
12460 a particular reservation applies to.
12461 (type2): Reorganize attribute values. Rename alu to alu_reg,
12462 alu_l to alu, move_l to omove. Join move to alu. Split mul
12463 to mul_l and mul_w.
12464 (cf_ib_*): Simplify description of instruction buffer.
12465 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
12466 (cf_mem): Split into cf_mem1 and cf_mem2.
12467 (cf_v2_move_??): Rename to cfv12_alu_??.
12468 (cf_v2_move_l_??): Rename to cfv12_omove_??.
12469 (cf_v2_mul_??): Remove reservations.
12470 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
12471 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
12472 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
12474 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
12475 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
12476 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
12477 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
12478 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
12479 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
12480 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
12481 expansions of the above reservations for instructions of sizes
12484 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12486 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
12488 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
12490 * coverage.c: Include tree-pass.h.
12491 (coverage_counter_alloc): Print da_file_name to the dump file.
12493 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12495 * sbitmap.c (sbitmap_range_empty_p): New function.
12496 * sbitmap.h (sbitmap_range_empty_p): New function.
12497 * bitmap.h: Now includes obstack.h.
12499 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
12500 Kenneth Zadeck <zadeck@naturalbridge.com>
12502 * dbgcnt.def (ra_byte_scan): Added.
12503 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12504 when the last hit happens for a counter.
12505 * timevar.def (TV_DF_BYTE_LR): New variable.
12506 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
12507 * passes.c (pass_fast_rtl_byte_dce): New pass.
12508 * fwprop.c (update_df): Added mode to call df_ref_create.
12509 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12510 DF_REF_EXTRACT_OFFSET.
12511 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
12512 DF_BYTE_LR_OUT, df_byte_lr): New macro.
12514 (df_ref_extract): Added mode field.
12515 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
12516 DF_REF_EXTRACT_OFFSET.
12517 (DF_REF_EXTRACT_MODE): New macro.
12518 (df_byte_lr_bb_info): New structure.
12519 (df_print_byte_regset, df_compute_accessed_bytes,
12520 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
12521 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
12522 df_byte_lr_simulate_uses,
12523 df_byte_lr_simulate_artificial_refs_at_top,
12524 df_byte_lr_simulate_artificial_refs_at_end,
12525 df_compute_accessed_bytes): New function.
12526 (df_ref_create): Add parameter.
12527 (df_byte_lr_get_bb_info): New inline function.
12528 * df-scan.c (df_ref_record, df_uses_record,
12529 df_ref_create_structure): Added mode parameter.
12530 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
12531 df_defs_record, df_uses_record, df_get_conditional_uses,
12532 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
12533 df_entry_block_defs_collect, df_exit_block_uses_collect):
12534 Added mode parameter to calls to df_ref_record, df_uses_record,
12535 df_ref_create_structure.
12536 (df_ref_equal_p, df_ref_compare): Added test for modes.
12537 (df_ref_create_structure): Added code to set mode. Renamed
12538 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12539 DF_REF_EXTRACT_OFFSET.
12540 * df-core.c (df_print_byte_regset): New function.
12541 * df-byte-scan.c: New file.
12542 * df-problems.c (df_rd_transfer_function): Removed unnecessary
12543 calls to BITMAP_FREE.
12544 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
12545 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
12546 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
12547 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
12548 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
12549 df_byte_lr_local_compute, df_byte_lr_init,
12550 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12551 df_byte_lr_transfer_function, df_byte_lr_free,
12552 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12553 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12554 df_byte_lr_simulate_uses,
12555 df_byte_lr_simulate_artificial_refs_at_top,
12556 df_byte_lr_simulate_artificial_refs_at_end): New function.
12557 * dce.c (byte_dce_process_block): New function.
12558 (dce_process_block): au is now passed in rather than computed
12559 locally. Changed loops that look at artificial defs to not look
12560 for conditional or partial ones, because there never are any.
12561 (fast_dce): Now is able to drive byte_dce_process_block or
12562 dce_process_block depending on the kind of dce being done.
12563 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12564 (rest_of_handle_fast_byte_dce): New function.
12565 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12566 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12568 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12571 * gcc.h: Added fortran options that take arguments to
12572 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12575 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12577 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12578 scalarization if on the LHS and not a full access.
12580 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12582 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12584 2008-04-18 Rafael Espindola <espindola@google.com>
12586 * tree-vrp.c (find_case_label_index): Fix the binary search.
12587 (find_case_label_range): New.
12588 (vrp_visit_switch_stmt): Use find_case_label_range.
12589 (simplify_switch_using_ranges): Use find_case_label_range.
12591 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12593 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12594 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12596 2008-04-18 Tom Tromey <tromey@redhat.com>
12599 * doc/cpp.texi (Implementation-defined behavior): Mention
12602 2008-04-18 Ian Lance Taylor <iant@google.com>
12604 * fold-const.c (pointer_may_wrap_p): New static function.
12605 (fold_comparison): Add another test for pointer overflow. Use
12606 pointer_may_wrap_p to disable some false positives.
12608 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12610 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12611 (fname_as_string): Match updated cpp_interpret_string prototype.
12612 (fix_string_type): Support char16_t* and char32_t*.
12613 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12614 derivative) nodes. Register as builtin if C++0x.
12615 (c_parse_error): Support CPP_CHAR{16,32}.
12616 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12617 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12618 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12619 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12620 CTI_CHAR32_ARRAY_TYPE>: New elements.
12621 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12622 char32_type_node, signed_char32_type_node, char16_array_type_node,
12623 char32_array_type_node): New defines.
12624 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12625 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12626 (lex_string): Support CPP_STRING{16,32}, match updated
12627 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12628 (lex_charconst): Support CPP_CHAR{16,32}.
12629 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12630 and CPP_STRING{16,32}.
12632 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12635 * aclocal.m4: Regenerate.
12636 * configure: Regenerate.
12638 2008-04-18 Jan Hubicka <jh@suse.cz>
12640 * except.c (dw2_size_of_call_site_table,
12641 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12643 * cgraphbuild.c (build_cgraph_edges): Update.
12644 * tree-pass.h: Update comment.
12645 * final.c (leaf_function_p): Update.
12646 (leaf_renumber_regs): Update.
12647 (rest_of_clean_state): Update.
12648 * omp-low.c (expand_omp_parallel): Update.
12649 * ipa-reference.c (analyze_function): Update.
12650 * reorg.c (find_end_label): Update.
12651 (optimize_skip): Update.
12652 (fill_simple_delay_slots): Update.
12653 (fill_simple_delay_slots): Update.
12654 (make_return_insns): Update.
12655 (dbr_schedule): Update.
12656 * gimple-low.c (record_vars_into): Update.
12657 * cfgbuild.c (make_edges): Update.
12658 * function.c (assign_stack_local): Update.
12659 (assign_parm_adjust_stack_rtl): Update.
12660 (locate_and_pad_parm): Update.
12661 (allocate_struct_function): Do not initialize stack_alignment_needed
12662 and preferred_stack_boundary here.
12663 (stack_protect_prologue): Update.
12664 (stack_protect_epilogue): Update.
12665 (expand_function_start): Initialize stack_alignment_needed,
12666 preferred_stack_boundary and max_jumptable_ents.
12667 (expand_function_end): Update.
12668 (free_after_compilation): Do not NULLify epilogue_delay_list.
12669 * function.h (struct rtl_data): Add stack_protect_guard,
12670 stack_alignment_needed,
12671 preferred_stack_boundary, epilogue_delay_list.
12672 (struct function): Remove value_histograms, stack_alignment_needed,
12673 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12675 unexpanded_var_list, stack_protect_guard.
12676 (current_function_epilogue_delay_list): Remove.
12677 * ipa-type-escape.c (analyze_function): Update.
12678 * gimplify.c (pop_gimplify_context): Update comment.
12679 * calls.c (expand_call): Update.
12680 (emit_library_call_value_1): Update.
12681 * except.c (set_nothrow_function_flags): Update.
12682 * cfgexpand.c (get_decl_align_unit): Update.
12683 (create_stack_guard): Update.
12684 (estimated_stack_frame_size): Update.
12685 (expand_used_vars): Update.
12686 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12687 * explow.c (allocate_dynamic_stack_space): Update.
12688 * tree-ssa-live.c (remove_unused_locals): Update.
12689 * varasm.c (mark_constant_pool): Update.
12690 * tree-inline.c (remap_decls): Update.
12691 (initialize_cfun): Update.
12692 (declare_return_variable): Update.
12693 (inline_forbidden_p): Update.
12694 (expand_call_inline): Update.
12695 (declare_inline_vars): Update.
12696 (tree_function_versioning): Update.
12697 * tree-flow.h (value_histograms): New.
12698 (VALUE_HISTOGRAMS): New macro.
12699 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12701 * tree-cfg.c (set_bb_for_stmt): Update.
12702 (replace_by_duplicate_decl): Update.
12703 (move_block_to_fn): Update.
12704 (new_label_mapper): Update.
12705 (dump_function_to_file): Update.
12706 * ipa-struct-reorg.c (build_data_structure): Update.
12707 * cfgrtl.c (print_rtl_with_bb): Update.
12708 * reload1.c (reload): Update.
12710 * config/i386/i386.c (setup_incoming_varargs_64,
12711 ix86_compute_frame_layout): Update.
12712 * config/arc/arc.c (arc_output_function_epilogue): Update.
12714 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12716 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12717 for FreeBSD as well.
12718 * gthr-posix95.h: Likewise.
12720 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12722 PR rtl-optimization/35838
12723 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12724 out the byte offset of the first subreg.
12726 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12728 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12729 to split_ti instead of three separate calls with single member arrays.
12730 (subti3 splitter): Ditto.
12731 (adddi3 splitter): Ditto with split_di.
12732 (subdi3 splitter): Ditto.
12733 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12734 two separate calls with single member arrays. Swap match_dup
12735 operands 1 and 2 to better fit into the array.
12736 (negdi2 splitter): Ditto with split_di.
12737 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12738 two separate calls with single member arrays. Swap match_dup operands
12739 6 and 7 to better fit into the array.
12741 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12743 * config/i386/i386.c (sse_builtin_type): New.
12744 (bdesc_sse_args): Likewise.
12745 (bdesc_sse_3arg): Removed.
12746 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12747 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12748 IX86_BUILTIN_ROUNDPS.
12749 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12750 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12751 IX86_BUILTIN_ROUNDPS.
12752 (ix86_expand_sse_4_operands_builtin): Removed.
12753 (ix86_expand_sse_operands_builtin): New.
12754 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12755 and CODE_FOR_sse4_1_roundps.
12756 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12757 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12759 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12762 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12763 regs before frame pop when needed. If use_backchain_to_restore_sp
12764 then load backchain into a temp reg to restore vr and vrsave. Add
12765 code to restore vr after frame pop if possible.
12767 2008-04-17 Richard Guenther <rguenther@suse.de>
12769 * tree-vn.c (expressions_equal_p): Do not check type
12770 equality or compatibility before calling operand_equal_p.
12771 * fold-const.c (operand_equal_p): Check equivalence of
12772 integer constants before bailing out due to signedness or
12773 precision differences.
12774 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12775 spurious differences in type qualification. Ignore types
12776 for COMPONENT_REFs at all.
12778 2008-04-17 Christian Bruel <christian.bruel@st.com>
12780 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12781 msw_skip comparison.
12783 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12786 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12789 PR tree-optimization/35899
12790 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12791 rather than TREE_OPERAND.
12793 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12796 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12797 temporary registers. Change operand predicate to general_operand.
12798 (remainderxf3): Ditto.
12800 2008-04-16 Richard Guenther <rguenther@suse.de>
12802 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12803 * tree-affine.c (aff_combination_expand): Look through some
12806 2008-04-15 Doug Kwan <dougkwan@google.com>
12808 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12810 * tree-pretty-print.c (dump_generic_node): Ditto.
12811 * final.c (output_addr_const): Ditto.
12812 * dwarf2out.c (output_cfi): Ditto.
12813 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12814 * print-rtl.c (print_rtx): Ditto.
12815 * print-tree.c (print_node_brief, print_node): Ditto.
12816 * c-common.c (match_case_to_enum_1): Ditto.
12817 * sched-vis.c (print_value): Ditto.
12818 * config/i386/i386.c (print_operand): Cast to long unsigned int
12821 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12822 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12823 MS Windows VirtualProtect function.
12825 2008-04-15 Jan Hubicka <jh@suse.cz>
12827 * gengtype.c (write_root): Param_is argument is OK.
12828 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12829 * function.h: Include varray.h
12830 (rtl_eh): New stucture based on except.c one.
12831 (call_site_record): New forward declaration and vector type.
12832 * calls.c (emit_call_1): Do not call
12833 note_current_region_may_contain_throw.
12834 * except.c (eh_status): Remove cur_region, try_region since they are
12836 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12837 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12838 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12839 Remove call_site_data_used, call_site_data_size.
12840 Turn call_site_record into vector in function.h.
12841 (note_current_region_may_contain_throw): Remove.
12842 (get_exception_pointer, get_exception_filter): Do not take struct
12843 function argument; update.
12844 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12845 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12846 build_post_landing_pads, dw2_build_landing_pads,
12847 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12848 sjlj_emit_function_enter, sjlj_emit_function_enter,
12849 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12850 sjlj_build_landing_pads, finish_eh_generation,
12851 remove_exception_handler_label, remove_eh_handler,
12852 maybe_remove_eh_handler, add_reachable_handler,
12853 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12854 add_action_record, collect_one_action_chain, add_call_site,
12855 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12856 sjlj_output_call_site_table, output_function_exception_table,
12857 * except.h (note_current_region_may_contain_throw): Remove
12858 (get_exception_pointer, get_exception_filter): Do not take struct
12860 * Makefile.in (GTFILES): Put varargs before struct function.
12862 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12864 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12865 punt for STRING_CST.
12866 (get_constraint_for): Deal with STRING_CST here instead.
12868 2008-04-15 Richard Guenther <rguenther@suse.de>
12870 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12871 statements in a basic-block with a backward walk. Do not
12872 substitute into dead statements but instead remove those.
12874 2008-04-15 Richard Guenther <rguenther@suse.de>
12876 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12877 to zero, thus disable creation of SFTs.
12879 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12881 * tree-predcom.c (suitable_reference_p): Return false if the
12882 reference can throw.
12884 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12887 * c-decl.c (finish_decl): If extern or static var has variable
12888 size, set TREE_TYPE (decl) to error_mark_node.
12890 2008-04-15 Rafael Espindola <espindola@google.com>
12892 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12895 2008-04-15 Richard Guenther <rguenther@suse.de>
12897 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12898 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12899 (visit_reference_op_load): Do walk vuse-vdef chains on
12900 vn_reference_lookup.
12901 (visit_reference_op_store): But do not here.
12902 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12903 vn_reference_lookup.
12904 (vn_lookup_with_vuses): But do so here.
12906 2008-04-14 Ian Lance Taylor <iant@google.com>
12908 * fold-const.c (fold_overflow_warning): Remove assertion.
12910 2008-04-15 Ben Elliston <bje@au.ibm.com>
12912 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12913 temp1 local variables.
12915 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12918 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12919 ".text.unlikely" section as executable.
12921 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12923 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12924 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12925 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12926 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12927 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12928 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12929 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12931 2008-04-14 Ian Lance Taylor <iant@google.com>
12933 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12934 * fold-const.c (fold_comparison): If appropriate, test
12935 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12936 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12937 reassociating a pointer type.
12938 * doc/invoke.texi (Optimize Options): Document that
12939 -fstrict-overflow applies to pointer wraparound.
12941 2008-04-13 Jan Hubicka <jh@suse.cz>
12943 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12945 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12947 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12948 we are going to "save the world".
12950 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12952 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12953 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12954 operand 0 constraint, not "=".
12956 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12958 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12960 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12962 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12963 of size of positions_needed * CHAR_BIT.
12965 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12967 PR middle-end/35897
12968 * dse.c (store_info): Change positions_needed to unsigned
12970 (lowpart_bitmask): New.
12971 (record_store): Cast to unsigned HOST_WIDE_INT for
12972 positions_needed. Assert width <= size of positions_needed *
12973 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12974 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12975 lowpart_bitmask to set mask.
12977 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12979 * config/bfin/constraints.md: New file.
12980 * config/bfin/bfin.md: Include it.
12981 (adddi3): Use satisfies_constraint functions instead of the old macros.
12982 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12983 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12984 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12985 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12986 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12987 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12988 EXTRA_CONSTRAINT): Delete.
12989 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12990 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12992 * config/bfin/bfin.c: Include "tm-constrs.h".
12993 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12994 Use satisfies_constraint functions instead of the old macros.
12995 * doc/md.texi (Blackfin Constraints): Update file name reference.
12997 2008-04-11 Richard Guenther <rguenther@suse.de>
12999 PR tree-optimization/35869
13000 * tree-vrp.c (execute_vrp): Move switch statement update after
13001 jump threading. Schedule another cfg cleanup run.
13003 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
13006 * attribs.c (decl_attributes): Return early on errorneous node.
13008 2008-04-10 Oleg Ryjkov <olegr@google.com>
13010 * tree.h (struct tree_base): Added a new flag default_def_flag.
13011 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
13013 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
13015 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
13017 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13020 * pa.md: Define mode iterator P. Define mode attribute dwc.
13021 (dcacheflush): Update pattern to use iterator P and attribute dwc.
13022 (icacheflush): Likewise.
13023 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
13024 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
13026 2008-04-11 Ben Elliston <bje@au.ibm.com>
13028 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
13030 2008-04-10 Rafael Espindola <espindola@google.com>
13032 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
13033 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
13034 (extract_range_from_expr): The same.
13036 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
13038 * config/mips/mips.md (GPR2): New mode iterator.
13039 (seq): Add comment.
13040 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
13041 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
13042 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
13043 Rewrite these to take two modes, the mode of comparison and the
13044 mode of the destination.
13045 * config/mips/mips.c (mips_expand_scc): Instead of having
13046 paradoxical subreg as destination, expand "narrowing" scc if mode
13047 of comparison is SI and target is requested in DI mode.
13048 (mips_emit_int_order_test): Update comment. Make mode of
13049 comparison match CMP0 rather than TARGET. When creating inverse
13050 target use mode of TARGET.
13052 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
13054 * gcov-dump.c (tag_summary): Only print summaries for the first
13055 GCOV_COUNTERS_SUMMABLE counters.
13057 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
13059 * config/i386/i386.md (absneg): New code iterator.
13060 (absnegprefix): New code attribute.
13061 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
13062 patterns using absneg code iterator.
13063 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
13064 using absneg code iterator.
13065 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
13066 *neg<mode>2 patterns using absneg code iterator.
13067 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
13068 *negextendsfdf2 patterns using absneg code iterator.
13069 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
13070 *negextendsfxf2 patterns using absneg code iterator.
13071 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
13072 *negextendsfdf2 patterns using absneg code iterator.
13073 * config/i386/sse.md (<code><mode>2): Macroize expander from
13074 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
13076 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
13078 * config/s390/s390.h: Remove the remains of the recent search
13079 & replace action of current_function_outgoing_args_size.
13081 2008-04-10 Ira Rosen <irar@il.ibm.com>
13083 PR tree-optimization/35821
13084 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
13085 NEW_STMT_LIST is not NULL.
13087 2008-04-09 David Edelsohn <edelsohn@gnu.org>
13090 * toplev.c (process_options): Remove -ffunction-sections debugging
13093 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
13095 PR middle-end/PR28690
13096 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
13097 than gen_rtx_fmt_ee to perform more canonicalizations.
13099 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13102 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
13104 2008-04-09 Richard Guenther <rguenther@suse.de>
13106 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
13107 (dump_function_to_file): Dump function arguments with types.
13109 2008-04-08 Richard Guenther <rguenther@suse.de>
13111 * fold-const.c (fold_widened_comparison): Do not allow
13112 sign-changes that change the result.
13114 2008-04-08 Janis Johnson <janis187@us.ibm.com>
13117 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
13118 kinds of indirect references.
13120 2008-04-08 David Edelsohn <edelsohn@gnu.org>
13122 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
13123 GNU Fortran language string.
13125 2008-04-08 Rafael Espindola <espindola@google.com>
13127 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
13128 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
13129 * tree.h (tree_call_nonnegative_warnv_p): New.
13131 2008-04-08 Jan Hubicka <jh@suse.cz>
13133 * function.c (free_after_compilation): Clear out regno_reg_rtx
13136 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
13139 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
13141 PR middle-end/PR28690
13142 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
13143 same precedence as REG_POINTER and MEM_POINTER operands.
13145 2008-04-08 Richard Guenther <rguenther@suse.de>
13147 PR middle-end/35834
13148 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
13149 for adding index to base.
13151 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
13153 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
13154 (MINGW_ENABLE_EXECUTE_STACK): New.
13155 (IN_LIBGCC2): For libgcc include windows.h file for
13156 function declarations.
13158 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
13160 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
13161 and tem2 if tem1 is not a REG or MULT.
13163 2008-04-08 Jan Hubicka <jh@suse.cz>
13165 * function.h (incomming_args): Break out of struct function.
13166 (function_subsections): Break out of struct function.
13167 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
13168 return_rtx and hard_reg_initial_vals from struct function.
13169 Kill inl_max_label_num.
13170 (current_function_pops_args, current_function_args_info,
13171 current_function_args_size, current_function_args_size,
13172 current_function_pretend_args_size,
13173 current_function_outgoing_args_size,
13174 current_function_internal_arg_pointer, current_function_return_rtx):
13175 Kill compatibility accestor macros.
13176 * builtins.c (expand_builtin_apply_args_1): Update.
13177 (expand_builtin_next_arg): Update.
13178 * df-scan.c (df_get_call_refs): Update.
13179 * dbxout.c (dbxout_function_end): Update.
13180 * dwarf2out.c (dwarf2out_switch_text_section): Update.
13181 (output_line_info): Update.
13182 (secname_for_decl): Update.
13183 (dwarf2out_var_location): Update.
13184 * function.c (free_after_compilation): Update.
13185 (assign_parm_find_stack_rtl): Update.
13186 (assign_parms): Update.
13187 (expand_dummy_function_end): Update.
13188 (expand_function_end): Update.
13189 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
13190 (expand_call): Update.
13191 (emit_library_call_value_1): Update.
13192 (store_one_arg): Update.
13193 * varasm.c (initialize_cold_section_name): Update.
13194 (unlikely_text_section): Update.
13195 (unlikely_text_section_p): Update.
13196 (assemble_start_function): Update.
13197 (assemble_end_function): Update.
13198 (default_section_type_flags): Update.
13199 (switch_to_section): Update.
13200 * integrate.c (set_decl_abstract_flags): Update.
13201 (get_hard_reg_initial_val): Update.
13202 (has_hard_reg_initial_val): Update.
13203 (allocate_initial_values): Update.
13204 * resource.c (init_resource_info): Update.
13205 * config/alpha/alpha.c (NUM_ARGS): Update.
13206 (direct_return): Update.
13207 (alpha_va_start): Update.
13208 (alpha_sa_size): Update.
13209 (alpha_initial_elimination_offset): Update.
13210 (alpha_expand_prologue): Update.
13211 (alpha_start_function): Update.
13212 (alpha_expand_epilogue): Update.
13213 (unicosmk_initial_elimination_offset):
13214 * config/alpha/alpha.md (call expander): Update.
13215 * config/s390/s390.c (s390_register_info): Update.
13216 (s390_register_info): Update.
13217 (s390_frame_info): Update.
13218 (s390_initial_elimination_offset): Update.
13219 (s390_build_builtin_va_list): Update.
13220 (s390_va_start): Update.
13221 * config/spu/spu.c (direct_return): Update.
13222 (spu_expand_prologue): Update.
13223 (spu_initial_elimination_offset): Update.
13224 (spu_build_builtin_va_list): Update.
13225 (spu_va_start): Update.
13226 * config/sparc/sparc.c (sparc_init_modes): Update.
13227 (sparc_compute_frame_size): Update.
13228 (function_value): Update.
13229 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
13230 * config/i386/i386.md (return expander): Update.
13231 * config/i386/i386.c (ix86_va_start): Update.
13232 (ix86_can_use_return_insn_p): Update.
13233 (ix86_compute_frame_layout): Update.
13234 (ix86_expand_epilogue): Update.
13235 * config/sh/sh.c (output_stack_adjust): Update.
13236 (calc_live_regs): Update.
13237 (sh_expand_prologue): Update.
13238 (sh_builtin_saveregs): Update.
13239 (sh_va_start): Update.
13240 (initial_elimination_offset): Update.
13241 (sh_allocate_initial_value): Update.
13242 (sh_function_ok_for_sibcall): Update.
13243 (sh_get_pr_initial_val): Update.
13244 * config/sh/sh.md (return expander): Update.
13245 * config/avr/avr.c (frame_pointer_required_p): UPdate.
13246 * config/crx/crx.c (crx_compute_frame): UPdate.
13247 (crx_initial_elimination_offset): UPdate.
13248 * config/xtensa/xtensa.c (compute_frame_size): Update
13249 (xtensa_builtin_saveregs): Update.
13250 (xtensa_va_start): Update.
13251 (order_regs_for_local_alloc): Update.
13252 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
13253 (xstormy16_expand_builtin_va_start): Update.
13254 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
13255 * config/m68hc11/m68hc11.md (return expanders): Update.
13256 * config/m68hc11/m68hc11.c (expand_prologue): Update.
13257 (expand_epilogue): Update.
13258 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
13259 (cris_simple_epilogue): Update.
13260 (cris_expand_prologue): Update.
13261 (cris_expand_epilogue): Update.
13262 * config/iq2000/iq2000.c (iq2000_va_start): Update.
13263 (compute_frame_size): Update.
13264 * config/mt/mt.c (mt_compute_frame_size): Update.
13265 * config/mn10300/mn10300.c (expand_prologue): Update.
13266 (expand_epilogue): Update.
13267 (initial_offset): Update.
13268 (mn10300_builtin_saveregs):
13269 * config/mn10300/mn10300.md (return expander): Update.
13270 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13271 (ia64_initial_elimination_offset): Update.
13272 (ia64_initial_elimination_offset): Update.
13273 (ia64_expand_prologue): Update.
13274 * config/m68k/m68k.md (return expander): Update.
13275 * config/rs6000/rs6000.c (rs6000_va_start): Update.
13276 (rs6000_stack_info): Update.
13277 * config/mcore/mcore.c (layout_mcore_frame): Update.
13278 (mcore_expand_prolog): Update.
13279 * config/arc/arc.c (arc_compute_frame_size): Update.
13280 * config/score/score3.c (score3_compute_frame_size): Update.
13281 * config/score/score7.c (score7_compute_frame_size): Update.
13282 * config/arm/arm.c (use_return_insn): Update.
13283 (thumb_find_work_register): Update.
13284 (arm_compute_save_reg_mask): Update.
13285 (arm_output_function_prologue): Update.
13286 (arm_output_epilogue): Update.
13287 (arm_size_return_regs): Update.
13288 (arm_get_frame_offsets): Update.
13289 (arm_expand_prologue): Update.
13290 (thumb_exit): Update.
13291 (thumb_unexpanded_epilogue): Update.
13292 (thumb1_output_function_prologue): Update.
13293 * config/pa/pa.md (return expander): Update.
13294 * config/pa/pa.c (compute_frame_size): Update.
13295 (hppa_builtin_saveregs): Update.
13296 * config/mips/mips.c (mips_va_start): Update.
13297 (mips16_build_function_stub): Update.
13298 (mips_compute_frame_info): Update.
13299 (mips_restore_gp): Update.
13300 (mips_output_function_prologue): Update.
13301 (mips_expand_prologue): Update.
13302 * config/v850/v850.c (compute_frame_size): Update.
13303 (expand_prologue): * config/mmix/mmix.c (along): update.
13304 (mmix_initial_elimination_offset): update.
13305 (mmix_reorg): update.
13306 (mmix_use_simple_return): update.
13307 (mmix_expand_prologue): update.
13308 (mmix_expand_epilogue): Update.
13309 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
13310 (emit_link_insn): Update.
13312 2008-04-08 Anatoly Sokolov <aesok@post.ru>
13314 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
13315 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
13317 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
13320 2008-04-07 Jan Hubicka <jh@suse.cz>
13322 * function.h (rtl): Rename to x_rtl.
13323 (crtl): New define.
13324 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13325 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13326 used_temp_slots avail_temp_slots, temp_slot_level,
13327 nonlocal_goto_handler_labels): Update accesstors.
13328 (rtl): New global variable.
13329 (struct function): Move some fileds to rtl_data.
13330 (get_arg_pointer_save_area): Update prototype.
13331 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13332 get_arg_pointer_save_area.
13333 * expr.c (init_expr): Update
13334 * function.c (get_frame_size): Update
13335 (assign_stack_local): Update
13336 (expand_function_end): Update.
13337 (get_art_pointer_save_area): Update
13339 * emit-rtl.c (rtl): Declare.
13340 (regno_reg_rtx): Declare.
13341 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13343 (gen_reg_rtx): Update.
13344 * varasm.c (n_deferred_constatns): Update accestor.
13345 (init_varasm_status): Do not allocate varasm_status.
13346 (force_const_mem, get_pool_size, output_constant_pool): Update.
13347 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13348 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13349 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
13350 * sparc/sparc.h (INIT_EXPANDERS): Update.
13351 * ia64/ia64.h (INIT_EXPANDERS): Update.
13353 2008-04-07 James E. Wilson <wilson@tuliptree.org>
13355 * reload.c (push_secondary_reload): Add missing break to for loop.
13357 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
13359 PR middle-end/PR28690
13360 * rtlanal.c: Update copyright years.
13361 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
13362 as REG_POINTER and MEM_POINTER operands.
13363 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
13364 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
13365 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
13366 * gcse.c: Update copyright years.
13367 (pre_delete): Call gen_reg_rtx_and_attrs.
13368 (hoist_code): Likewise.
13369 (build_store_vectors): Likewise.
13370 (delete_store): Likewise.
13371 * loop-invariant.c (move_invariant_reg): Likewise.
13372 Update copyright years.
13374 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
13376 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
13377 control string instead of quoted.
13379 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13381 * doc/rtl.texi: Rewrite of subreg section.
13383 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
13386 * config/i386/i386.c (legitimize_pic_address): Add treating
13387 of dllimport SYM_REF's.
13388 (legitimize_dllimport_symbol): Add prototype.
13390 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
13392 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
13393 reference in constructor with non self-referential type.
13395 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
13397 Removal of Return with Depressed Stack Pointer support
13398 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
13399 (ECF_SP_DEPRESSED): Likewise.
13400 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
13401 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
13402 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13403 (expand_call): Do not test ECF_SP_DEPRESSED.
13404 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13405 * function.c (keep_stack_depressed): Delete.
13406 (handle_epilogue_set): Likewise.
13407 (update_epilogue_consts): Likewise.
13408 (emit_equiv_load): Likewise.
13409 (thread_prologue_and_epilogue_insns): Remove support for Return with
13410 Depressed Stack Pointer.
13411 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13413 2008-04-06 Richard Guenther <rguenther@suse.de>
13415 PR tree-optimization/35400
13416 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
13417 information from SSA_NAMEs.
13419 2008-04-06 Anatoly Sokolov <aesok@post.ru>
13421 * config/avr/avr.h (avr_mega_p): Remove declaration.
13422 (AVR_MEGA): Remove macro.
13423 * config/avr/avr.c (avr_mega_p): Remove variable.
13424 (avr_override_options): Remove inicializion of avr_mega_p.
13425 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13426 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13427 (avr_jump_mode): (Ditto.).
13428 (avr_output_progmem_section_asm_op): (Ditto.).
13429 (avr_asm_init_sections): (Ditto.).
13430 (avr_asm_init_sections): (Ditto.).
13431 (avr_rtx_costs): (Ditto.).
13432 * config/avr/avr.md: (Ditto.).
13433 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
13436 2008-04-06 Richard Guenther <rguenther@suse.de>
13438 PR tree-optimization/35842
13439 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
13440 is_gimple_invariant_address.
13442 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13444 * gcc.c (default_compilers): Sync Fortran extensions list with
13445 that in fortran/lang-specs.h.
13446 * doc/invoke.texi: Likewise.
13447 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
13448 * dwarf2out.c (gen_compile_unit_die): Likewise.
13450 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
13452 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
13454 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
13457 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
13458 attribute is used for nested functions.
13460 2008-04-05 Jan Hubicka <jh@suse.cz>
13462 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
13464 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
13466 (dump_files): Update.
13467 (enable_rtl_dump_file): Do not accept letter argument.
13468 * tree-pass.h (dump_file_info): Remove letter argument.
13469 * toplev.c (decode_d_option): Update -da handling.
13470 * toplev.h (enable_rtl_dump_file): Update prototype.
13471 * passes.c (register_one_dump_file): Do not accept IPA argument; work
13472 it out based on pass type.
13473 (register_dump_files_1): Likewise.
13474 (init_optimization_passes): Update register_one_dump_file calls.
13475 (execute_one_pass): Sanity check that IPA passes are called at IPA
13476 level and RTL passes at RTL level.
13477 (execute_pass_list): IPA pass can not be after or subpass of
13479 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
13480 disallov RTL subpasses of IPA subpasses.
13482 2008-04-05 Ben Elliston <bje@au.ibm.com>
13484 * tree-cfg.c (need_fake_edge_p): Return false for calls to
13485 builtins that return exactly once and do not throw. Cache call to
13488 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
13490 PR rtl-optimization/34916
13491 PR middle-end/35519
13492 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
13493 between instruction pairs.
13495 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
13497 * doc/invoke.texi: Document -mbitops for SH.
13498 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
13499 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
13500 * config/sh/sh.c (print_operand): Add %t operand code.
13501 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
13502 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
13503 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
13504 (extendqihi2): Likewise.
13505 (movqi_i): Likewise.
13506 (insv): Use bset, bclr and bst instructions for SH2A if possible.
13507 (extv): Use bld instruction for SH2A if possible.
13509 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
13510 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
13511 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
13512 (bset.b, bclr.b): Define peepholes.
13513 * config/sh/sh.opt (mbitops): New option.
13515 2008-04-04 Janis Johnson <janis187@us.ibm.com>
13518 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
13519 and view convert expression.
13521 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13524 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13526 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
13528 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
13530 * config/i386/cpuid.h (bit_AES): New.
13531 (bit_PCLMUL): Likewise.
13533 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
13534 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
13535 SSE2 if AES or PCLMUL is enabled.
13536 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
13537 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13538 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
13539 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
13540 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
13541 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
13542 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13543 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
13544 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
13545 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
13546 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
13547 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
13548 __builtin_ia32_aeskeygenassist128 and
13549 __builtin_ia32_pclmulqdq128.
13550 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13551 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13552 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13554 * config/i386/i386.h (TARGET_AES): New.
13555 (TARGET_PCLMUL): Likewise.
13556 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13558 * config/i386/i386.md (UNSPEC_AESENC): New.
13559 (UNSPEC_AESENCLAST): Likewise.
13560 (UNSPEC_AESDEC): Likewise.
13561 (UNSPEC_AESDECLAST): Likewise.
13562 (UNSPEC_AESIMC): Likewise.
13563 (UNSPEC_AESKEYGENASSIST): Likewise.
13564 (UNSPEC_PCLMUL): Likewise.
13566 * config/i386/i386.opt (maes): New.
13567 (mpclmul): Likewise.
13569 * config/i386/sse.md (aesenc): New pattern.
13570 (aesenclast): Likewise.
13571 (aesdec): Likewise.
13572 (aesdeclast): Likewise.
13573 (aesimc): Likewise.
13574 (aeskeygenassist): Likewise.
13575 (pclmulqdq): Likewise.
13577 * config/i386/wmmintrin.h: New.
13579 * doc/extend.texi: Document AES and PCLMUL built-in function.
13581 * doc/invoke.texi: Document -maes and -mpclmul.
13583 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13585 * function.c (free_after_parsing): Replace with
13586 cxx_push_function_context from C++ front-end.
13587 (allocate_struct_function): Don't call langhook.
13588 * langhooks.h (struct lang_hooks_for_functions): Delete.
13589 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13591 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13592 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13593 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13594 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13595 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13596 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13597 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13599 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13600 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13602 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13605 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13608 2008-04-04 Richard Guenther <rguenther@suse.de>
13610 PR middle-end/35823
13611 * fold-const.c (optimize_minmax_comparison): Use the correct
13612 type for the constant in the simplified comparison.
13614 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13616 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13617 Pass L2 size as "--param l2-cache-size" to the compiler.
13618 (decode_l2_cache): New function to decode L2 cache parameters using
13619 0x8000006 extended cpuid function.
13620 (detect_caches_amd): Determine parameters of L2 cache using
13621 decode_l2_caches function.
13622 (decode_caches_intel): Decode L2 cache parameters.
13623 (detect_caches_intel): Determine L2 cache parameters using
13624 decode_caches_intel and decode_l2_caches functions.
13626 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13628 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13629 secondary input reload for subword loads from the constant pool.
13631 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13634 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13635 constants of the appropriate size for runtime calculations.
13638 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13639 decimal-float literal constant zero.
13641 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13644 * c-parser.c (c_parser_omp_atomic): Call
13645 default_function_array_conversion on the RHS.
13647 PR middle-end/35818
13648 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13649 call is_variable_sized if decl has incomplete type.
13651 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13653 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13655 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13657 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13659 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13660 (sgt<u>): Merge sgt and sgtu into new expander.
13661 (sgt, sgtu): Remove expanders.
13662 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13663 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13664 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13665 *sgtu_<mode>_mips16 into new pattern.
13666 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13667 (sge<u>): Merge sge and sgeu into new expander.
13668 (sge, sgeu): Remove expanders.
13669 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13671 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13672 (slt<u>): Merge slt and sltu into new expander.
13673 (slt, sltu): Remove expanders.
13674 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13675 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13676 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13677 *sltu_<mode>_mips16 into new pattern.
13678 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13679 (sle<u>): Merge sle and sleu into new expander.
13680 (sle, sleu): Remove expanders.
13681 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13682 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13683 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13684 *sleu_<mode>_mips16 into new pattern.
13685 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13687 2008-04-03 Jan Hubicka <jh@suse.cz>
13689 PR tree-optimization/35795
13690 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13691 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13692 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13693 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13694 * score/score3.c (score3_output_mi_thunk): Likewise.
13695 * score/score7.c (score7_output_mi_thunk): Likewise.
13696 * mips/mips.c (mips_output_mi_thunk): Likewise.
13698 2008-04-03 Richard Guenther <rguenther@suse.de>
13700 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13701 conversions. Simplify code.
13703 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13705 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13707 2008-04-03 Tom Tromey <tromey@redhat.com>
13708 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13710 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13711 * config/bfin/t-bfin-linux (generated_files): Add
13712 linux-sysroot-suffix.h.
13713 * doc/install.texi (Prerequisites): Require make 3.80.
13714 * doc/sourcebuild.texi (Front End Directory): Document new
13716 * Makefile.in (generated_files): New variable.
13717 (ALL_HOST_OBJS): New variable.
13718 ($(ALL_HOST_OBJS)): New target.
13720 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13722 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13723 (remap_block): Call id->transform_lang_insert_block instead
13725 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13726 Set id.transform_lang_insert_block to NULL.
13727 (clone_body): Move to cp/optimize.c
13728 * tree-inline.h (struct copy_body_data): Change
13729 transform_lang_insert_block to function pointer.
13730 (copy_generic_body, copy_decl_no_change): Export.
13731 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13732 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13733 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13735 * c-tree.h (insert_block): Kill.
13736 * c-decl.c (insert_block): Kill.
13738 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13740 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13741 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13742 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13744 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13745 argument, call {push,pop}_function_context from here.
13746 * c-parser.c: Use c_{push,pop}_function_context.
13748 * function.c (push_function_context_to): Move meat ...
13749 (push_function_context): ... here. Simplify.
13750 * function.c (pop_function_context_from): Move meat ...
13751 (pop_function_context): ... here. Simplify.
13752 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13754 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13755 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13756 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13757 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13759 2008-04-03 Ben Elliston <bje@au.ibm.com>
13761 * expmed.c (extract_force_align_mem_bit_field): Remove.
13763 2008-04-03 Richard Guenther <rguenther@suse.de>
13765 PR middle-end/35800
13766 * expr.h (try_casesi): Adjust prototype.
13767 * expr.c (try_casesi): Take fallback label as extra parameter.
13768 Use that for gen_casesi if default_label is NULL.
13769 * stmt.c (expand_case): Pass fallback label to try_casesi,
13770 make sure to fill gaps with a fallback label if default_label
13773 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13776 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13778 2008-04-03 Ben Elliston <bje@au.ibm.com>
13780 * expmed.c (extract_split_bit_field): Remove if (0) code.
13781 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13782 (do_ds_constraint): Likewise.
13784 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13786 * doc/cppopts.texi (-dU): Document.
13787 * c-common.h (flag_dump_macros): Update comment.
13788 * c-opts.c (handle_OPT_d): Handle -dU.
13789 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13790 dump_queued_macros, cb_used_define, cb_used_undef): New.
13791 (init_pp_output): Handle -dU.
13792 (cb_line_change): Call dump_queued_macros.
13793 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13795 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13797 * config/avr/predicates.md (io_address_operand): New predicate.
13798 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13799 * config/avr/avr.c (avr_io_address_p): Remove function.
13800 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13801 'avr_io_address_p' function.
13802 (out_movhi_r_mr): (Ditto.).
13803 (out_movqi_mr_r): (Ditto.).
13804 (out_movhi_mr_r): (Ditto.).
13805 (avr_address_cost): (Ditto.).
13807 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13809 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13810 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13811 in 32bit mode when XMM registers are available to avoid store
13813 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13814 corresponding post-reload splitters.
13816 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13818 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13819 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13820 __builtin_ia32_roundss.
13821 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13822 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13823 __builtin_ia32_roundss.
13824 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13825 IX86_BUILTIN_SHUFPD here.
13827 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13829 * config/i386/i386.md (plogic): New.
13830 (plogicprefix): Likewise.
13832 * config/i386/mmx.md (mmx_<code><mode>3): New.
13833 (mmx_and<mode>3): Removed.
13834 (mmx_ior<mode>3): Likewise.
13835 (mmx_xor<mode>3): Likewise.
13837 * config/i386/sse.md (<code><mode>3): New.
13838 (*<code><mode>3): Likewise.
13839 (*<code><mode>3): Likewise.
13840 (<code><mode>3): Likewise.
13841 (*sse_<code><mode>3): Likewise.
13842 (*sse2_<code><mode>3): Likewise.
13843 (<code>tf3): Likewise.
13844 (*<code>tf3): Likewise.
13845 (and<mode>3): Likewise.
13846 (*and<mode>3): Likewise.
13847 (ior<mode>3): Removed.
13848 (*ior<mode>3): Likewise.
13849 (xor<mode>3): Likewise.
13850 (*xor<mode>3): Likewise.
13851 (*and<mode>3): Likewise.
13852 (*ior<mode>3): Likewise.
13853 (*xor<mode>3): Likewise.
13854 (and<mode>3): Likewise.
13855 (*sse_and<mode>3): Likewise.
13856 (*sse2_and<mode>3): Likewise.
13857 (andtf3): Likewise.
13858 (*andtf3): Likewise.
13859 (ior<mode>3): Likewise.
13860 (*sse_ior<mode>3): Likewise.
13861 (*sse2_ior<mode>3): Likewise.
13862 (iortf3): Likewise.
13863 (*iortf3): Likewise.
13864 (xor<mode>3): Likewise.
13865 (*sse_xor<mode>3): Likewise.
13866 (*sse2_xor<mode>3): Likewise.
13867 (xortf3): Likewise.
13868 (*xortf3): Likewise.
13870 2008-04-02 Richard Guenther <rguenther@suse.de>
13872 PR tree-optimization/14495
13873 PR tree-optimization/34793
13874 * tree-vrp.c (struct switch_update): New structure.
13875 (to_remove_edges, to_update_switch_stmts): New VECs.
13876 (simplify_switch_using_ranges): New function. Remove not taken
13877 case labels and edges.
13878 (simplify_stmt_using_ranges): Call it.
13879 (identify_jump_threads): Mark edges we have queued for removal
13880 so we don't thread them.
13881 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13883 * tree-cfg.c (group_case_labels): Deal with missing default label.
13884 (tree_verify_flow_info): Allow missing default label.
13885 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13886 (emit_case_nodes): Likewise.
13887 (expand_case): Do not rely on the default label to be present.
13888 * expr.c (try_casesi): Deal with NULL default_label.
13889 (do_tablejump): Likewise.
13891 2008-04-02 Richard Guenther <rguenther@suse.de>
13893 PR tree-optimization/14495
13894 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13895 SWITCH_EXPR here ...
13896 (vrp_visit_switch_stmt): ... but here (new function).
13897 (find_case_label_index): New helper function.
13898 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13900 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13902 * fwprop.c: Fix ISO-C99ism.
13904 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13907 * Makefile.in (objdir): Set it here.
13908 * configure.ac: Not here. Find dynamic linker characteristics.
13909 * exec-tool.in: Use them.
13910 * aclocal.m4: Regenerate.
13911 * configure: Regenerate.
13913 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13915 * expr.c (expand_var): Delete it.
13916 * expr.h (expand_var): Delete prototype.
13917 * function.c (expand_function_start): Use expand_decl instead.
13918 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13921 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13923 PR rtl-optimization/35542
13924 * fwprop.c (forward_propagate_and_simplify): Replace
13925 loc_reg_mentioned_in_p with reg_mentioned_p.
13927 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13929 PR rtl-optimization/35281
13930 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13931 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13932 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13933 (varying_mem_p): Move above propagate_rtx.
13934 (all_uses_available_at): Do not check MEMs.
13936 2008-04-02 Rafael Espindola <espindola@google.com>
13938 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13939 (register_edge_assert_for_2): Split the cond argument.
13940 (register_edge_assert_for_1): Adjust for the change in
13941 register_edge_assert_for_2.
13942 (register_edge_assert_for): Split the cond argument.
13943 (find_switch_asserts): Adjust for the change in
13944 register_edge_assert_for.
13946 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13948 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13949 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13950 offsets for 64-bit mingw.
13951 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13952 abi for x86_64-pc-mingw.
13954 2008-04-02 Richard Guenther <rguenther@suse.de>
13956 * tree-vrp.c (extract_range_from_assert): Make sure to not
13957 produce range min/max with TREE_OVERFOW set.
13958 If merging a anti-range and a range keep the anti-range if
13959 the range covers all values of the type.
13960 (register_edge_assert_for_2): Only allow sign-changing
13961 conversions in detecting canonical range checks. Also
13962 register an assert for the unsigned name if useful.
13964 PR tree-optimization/35787
13965 * tree-vrp.c (vrp_val_max): New function.
13966 (vrp_val_min): Likewise.
13967 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13968 (vrp_val_is_min): Likewise.
13969 (supports_overflow_infinity): Use vrp_val_{min,max}.
13970 (negative_overflow_infinity): Likewise.
13971 (positive_overflow_infinity): Likewise.
13972 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13973 (is_positive_overflow_infinity): Likewise.
13974 (is_overflow_infinity): Likewise.
13975 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13976 vrp_val_is_{min,max}.
13977 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13978 to ranges if possible. Avoid empty ranges.
13980 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13982 PR middle-end/35705
13983 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13984 the expression is a function address.
13986 2008-04-01 George Helffrich <george@gcc.gnu.org>
13988 PR fortran/35154, fortran/23057
13989 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13990 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13991 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13992 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13994 (dbxout_syms): Check for COMMON-based symbol and wrap in
13995 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13996 in bracket for efficiency.
13998 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13999 using DW_TAG_common_block + member offset.
14000 (add_pubname_string): New function.
14001 (dw_expand_expr): New function to find block name and offset for
14003 (common_check): New function to check whether symbol in Fortran COMMON.
14004 (gen_variable_die): If COMMON, use DW_TAG_common_block.
14006 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
14009 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
14011 2008-04-02 Ben Elliston <bje@au.ibm.com>
14013 * config/v850/v850.md (casesi): Remove if (0) code.
14014 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14015 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
14017 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
14019 * config/i386/i386.md (rex64suffix): New mode attribute.
14020 (floathi<mode>2): Disable expander for SSE math.
14021 (*floathi<mode>2_1): New insn insn_and_split pattern.
14022 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
14023 corresponding post-reload splitters.
14024 (*floathi<mode>2_i387): New macroized insn pattern.
14025 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
14026 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
14027 insn_and_split pattern.
14028 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
14029 New macroized instruction patterns and corresponding post-reload
14031 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
14032 and corresponding post-reload splitters.
14033 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
14034 New macroized instruction patterns.
14035 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
14036 macroized instruction patterns and corresponding post-reload splitters.
14037 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
14038 corresponding post-reload splitters.
14039 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
14040 New macroized instruction patterns.
14041 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
14042 corresponding post-reload splitters.
14043 (*floatsi<mode>2_i387): New macroized instruction patterns.
14045 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
14047 * config/i386/i386.md (smaxmin): New.
14048 (umaxmin): Likewise.
14049 (maxminiprefix): Likewise.
14050 (maxminfprefix): Likewise.
14051 (<code><mode>3): Likewise.
14052 (smin<mode>3): Removed.
14053 (smax<mode>3): Likewise.
14055 * config/i386/mmx.md (mmx_<code>v2sf3): New.
14056 (mmx_<code>v4hi3): Likewise.
14057 (mmx_<code>v8qi3): Likewise.
14058 (mmx_smaxv2sf3): Removed.
14059 (mmx_sminv2sf3): Likewise.
14060 (mmx_umaxv8qi3): Likewise.
14061 (mmx_smaxv4hi3): Likewise.
14062 (mmx_uminv8qi3): Likewise.
14063 (mmx_sminv4hi3): Likewise.
14065 * config/i386/sse.md (<addsub><mode>3): New.
14066 (*<addsub><mode>3): Likewise.
14067 (<sse>_vm<addsub><mode>3): Likewise.
14068 (<maxmin><mode>3): Likewise.
14069 (*<maxmin><mode>3_finite): Likewise.
14070 (*<maxmin><mode>3): Likewise.
14071 (<sse>_vm<maxmin><mode>3): Likewise.
14072 (sse3_h<addsub>v4sf3): Likewise.
14073 (sse3_h<addsub>v2df3): Likewise.
14074 (<maxmin>v16qi3): Likewise.
14075 (*<maxmin>v16qi3): Likewise.
14076 (<maxmin>v8hi3): Likewise.
14077 (*<maxmin>v8hi3): Likewise.
14078 (*sse4_1_<maxmin><mode>3): Likewise.
14079 (*sse4_1_<maxmin><mode>3): Likewise.
14080 (add<mode>3): Removed.
14081 (*add<mode>3): Likewise.
14082 (<sse>_vmadd<mode>3): Likewise.
14083 (sub<mode>3): Likewise.
14084 (*sub<mode>3): Likewise.
14085 (<sse>_vmsub<mode>3): Likewise.
14086 (smin<mode>3): Likewise.
14087 (*smin<mode>3_finite): Likewise.
14088 (*smin<mode>3): Likewise.
14089 (<sse>_vmsmin<mode>3): Likewise.
14090 (smax<mode>3): Likewise.
14091 (*smax<mode>3_finite): Likewise.
14092 (*smax<mode>3): Likewise.
14093 (<sse>_vmsmax<mode>3): Likewise.
14094 (sse3_haddv4sf3): Likewise.
14095 (sse3_haddv2df3): Likewise.
14096 (sse3_hsubv4sf3): Likewise.
14097 (sse3_hsubv2df3): Likewise.
14098 (umaxv16qi3): Likewise.
14099 (*umaxv16qi3): Likewise.
14100 (smaxv8hi3): Likewise.
14101 (*smaxv8hi3): Likewise.
14102 (*sse4_1_smax<mode>3): Likewise.
14103 (*sse4_1_umax<mode>3): Likewise.
14104 (uminv16qi3): Likewise.
14105 (*uminv16qi3): Likewise.
14106 (sminv8hi3): Likewise.
14107 (*sminv8hi3): Likewise.
14108 (*sse4_1_smin<mode>3): Likewise.
14109 (*sse4_1_umin<mode>3): Likewise.
14111 2008-04-01 Rafael Espindola <espindola@google.com>
14113 * tree-cfg.c (verify_expr): remove in_phi.
14114 (verify_stmt): Don't call walk_tree with verify_expr. Use
14115 is_gimple_min_invariant instead of is_gimple_val.
14117 2008-04-01 Joseph Myers <joseph@codesourcery.com>
14119 * doc/include/gpl_v3.texi: Update for manpage generation.
14120 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
14122 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
14123 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
14124 gpl_v3.texi instead of gpl.texi.
14127 2008-04-01 Jakub Jelinek <jakub@redhat.com>
14130 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
14132 2008-04-01 Rafael Espindola <espindola@google.com>
14134 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
14135 (extract_code_and_val_from_cond): Use
14136 extract_code_and_val_from_cond_with_ops.
14138 2008-04-01 Jan Hubicka <jh@suse.cz>
14140 * function.c (free_after_compilation): Free epilogue_delay_list.
14141 (prepare_function_start): Assert that previous compilation was freed.
14143 2008-04-01 Jan Hubicka <jh@suse.cz>
14144 Jim Wilson <wilson@tuliptree.org>
14145 Andreas Tobler <andreast@gcc.gnu.org>
14147 PR middle-end/35781
14148 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
14149 rtl.emit instead cfun->emit.
14150 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
14151 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
14153 2008-04-01 Ben Elliston <bje@au.ibm.com>
14155 * doc/c-tree.texi (Function Basics): Fix grammatical error.
14157 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
14159 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
14161 (fprofile-use): Add var flag_profile_use
14162 * coverage.c (coverage_begin_output): Do not open a gcno file for
14163 output only if -ftest-coverage is set.
14164 Do not add getpwd() to gcda file path.
14165 (build_gcov_info): Check the new flag
14166 flag_profile_datafile_relative_path.
14167 (coverage_init): Use profile_data_prefix.
14168 Read profile counter only if flag_profile_use is set.
14169 * opts.c (common_handle_option): New option fprofile-use=,
14170 fprofile-dir=, fprofile-generate=.
14171 * toplev.c (profile_data_prefix): New variable definition.
14172 * toplev.h (profile_data_prefix): New declaration.
14173 * doc/invoke.tex (Option Summary, Optimization Options):
14176 2008-03-31 James E. Wilson <wilson@tuliptree.org>
14178 * varasm.c (output_constant_pool_1): In LABEL_REF check,
14179 use tmp consistently.
14182 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
14183 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14184 UNSPEC_FR_RECIP_APPROX_RES.
14185 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
14187 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
14190 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
14192 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14194 PR middle-end/30186
14195 * fold-const.c (fold_indirect_ref_1): Support accessing non first
14196 element of the vector via a pointer.
14198 2008-03-31 Ian Lance Taylor <iant@google.com>
14200 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
14202 2008-03-31 Jan Hubicka <jh@suse.cz>
14204 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14205 get_arg_pointer_save_area.
14206 * expr.c (init_expr): Just clear out rtl.expr.
14207 * function.c (free_after_compilation): Clear out whole RTL structure.
14208 (get_func_frame_size): Merge into ...
14209 (get_frame_size): ... this one.
14210 (assign_stack_local_1): Merge into ...
14211 (assign_stack_local): ... this one.
14212 (expand_function_end): Update call of get_arg_pointer_save_area.
14213 (get_art_pointer_save_area): Remove cfun argument.
14214 * function.h (emit_status): regno_pointer_align does not need length
14215 attribute. Move x_regno_reg_rtx to ...
14216 (regno_reg_rtx): ... new global array.
14217 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
14218 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
14219 apply_args_value, forced_labels, stack_pointer_delta):
14221 (struct varasm_status): Move here from varasm.c
14222 (struct rtl_data): New. Move here some fields from struct function.
14223 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14224 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14225 used_temp_slots avail_temp_slots, temp_slot_level,
14226 nonlocal_goto_handler_labels): Update accesstors.
14227 (rtl): New global variable.
14228 (struct function): Move some fileds to rtl_data.
14229 (get_arg_pointer_save_area): Update prototype.
14230 * emit-rtl.c (rtl): Declare.
14231 (regno_reg_rtx): Declare.
14232 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14234 (gen_reg_rtx): Update.
14235 (init_virtual_regs): Do not tate emit_status argument.
14236 (init_emit): Do not allocate emit.
14237 * varasm.c (varasm_statuc): Move to function.h.
14238 (n_deferred_constatns): Update accestor.
14239 (init_varasm_status): Do not allocate varasm_status.
14240 (force_const_mem, get_pool_size, output_constant_pool): Update.
14241 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14242 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14244 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
14246 PR rtl-optimization/35729
14247 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
14250 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
14253 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
14254 load/store if memory is unaligned.
14255 (*movti_rex64): Likewise.
14257 * config/i386/predicates.md (misaligned_operand): New.
14259 2008-03-31 Andrew Pinski <pinskia@gmail.com>
14262 * tree-ssa-phiopt.c (conditional_replacement): Return early for
14265 2008-03-31 Jan Beulich <jbeulich@novell.com>
14267 * config/ia64/constraints.md: Add 'j' constraint.
14268 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
14269 (movdi_internal): Likewise.
14271 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
14274 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
14276 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
14279 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
14280 proper error message for the third argument on blendpd and
14283 * config/i386/sse.md (blendbits): New.
14284 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
14286 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
14288 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
14290 2008-03-30 Richard Guenther <rguenther@suse.de>
14292 PR middle-end/31023
14293 * fold-const.c (fold_sign_changed_comparison): Do leave
14294 conversions to base-types alone.
14296 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14298 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
14299 the link register if one altivec register is be saved.
14301 2008-03-30 Ben Elliston <bje@au.ibm.com>
14303 * final.c (final_scan_insn): Remove if (0) code.
14305 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
14307 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
14309 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
14311 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
14312 of V4SFmode to ix86_binary_operator_ok.
14314 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
14316 * config/i386/i386.c (override_options): Initialize
14317 ix86_veclib_handler to ix86_veclibabi_svml when
14318 -mveclibabi=svml is used.
14319 (ix86_veclibabi_svml): New function for SVML ABI style
14320 vectorization support.
14321 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
14323 2008-03-28 Rafael Espindola <espindola@google.com>
14325 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
14326 (tree_binary_nonnegative_warnv_p): Make it public.
14327 (tree_single_nonnegative_warnv_p): Make it public.
14328 (tree_invalid_nonnegative_warnv_p): Make it public.
14329 (tree_unary_nonzero_warnv_p): Make it public.
14330 (tree_binary_nonzero_warnv_p): Make it public
14331 (tree_single_nonzero_warnv_p): Make it public.
14332 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
14333 (extract_range_from_binary_expr): Split the expr argument.
14334 (extract_range_from_unary_expr): Split the expr argument.
14335 (extract_range_from_comparison): Split the expr argument.
14336 (extract_range_from_expr): Use the new aux functions.
14337 (vrp_evaluate_conditional_warnv): Use
14338 vrp_evaluate_conditional_warnv_with_ops.
14339 * tree.h (tree_unary_nonzero_warnv_p): Declare.
14340 (tree_binary_nonzero_warnv_p): Declare.
14341 (tree_single_nonzero_warnv_p): Declare.
14342 (tree_expr_nonzero_warnv_p): Declare.
14343 (tree_unary_nonnegative_warnv_p): Declare.
14344 (tree_binary_nonnegative_warnv_p): Declare.
14345 (tree_single_nonnegative_warnv_p): Declare.
14346 (tree_invalid_nonnegative_warnv_p): Declare.
14348 2008-03-28 Richard Guenther <rguenther@suse.de>
14350 PR tree-optimization/30317
14351 PR tree-optimization/30911
14352 PR tree-optimization/34793
14353 * tree-vrp.c (set_and_canonicalize_value_range): New function.
14354 (struct assert_locus_d): New member EXPR.
14355 (register_new_assert_for): Add EXPR parameter to support
14356 ASSERT_EXPR <name, expr OP limit>.
14357 (register_edge_assert_for_1): Adjust callers.
14358 (find_assert_locations): Likewise.
14359 (process_assert_insertions_for): Build condition from expression.
14360 (extract_range_from_assert): Handle ASSERT_EXPRs
14361 of the form ASSERT_EXPR <name, expr OP limit>.
14362 (register_edge_assert_for_2): New helper registering
14363 asserts for comparisons. Recognize range tests of the form
14364 (unsigned)i - CST1 OP CST2.
14365 (register_edge_assert_for_1): Use it.
14366 (register_edge_assert_for): Likewise.
14367 (needs_overflow_infinity): Integer sub-types
14368 do not need overflow infinities.
14369 (vrp_val_is_max): The extreme values of integer sub-types
14370 are those of the base type.
14371 (vrp_val_is_min): Likewise.
14372 * tree.def (ASSERT_EXPR): Document extra allowed conditional
14375 2008-03-28 Nick Clifton <nickc@redhat.com>
14378 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
14379 Return GENERAL_REGS for stack adjustment reloads.
14381 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14384 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
14385 const_vector when all the vectors are constant.
14387 2008-03-27 Bob Wilson <bob.wilson@acm.org>
14389 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
14391 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
14392 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
14394 (s<code>_sf): Use new scc_sf attribute for opcode names.
14396 2008-03-27 Tom Tromey <tromey@redhat.com>
14398 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
14399 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
14400 config/spu/t-spu-elf, config/i386/t-interix,
14401 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
14402 config/i386/x-darwin, config/i386/x-mingw32,
14403 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
14404 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
14405 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
14406 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
14407 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
14408 config/rs6000/x-darwin, config/rs6000/t-rs6000,
14409 config/score/t-score-elf, config/arm/t-strongarm-pe,
14410 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
14411 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
14412 Revert automatic dependency patch.
14414 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
14417 * config/i386/i386.c (ix86_function_arg_boundary): Align
14418 decimal floating point to its natural boundary.
14420 2008-03-27 Richard Guenther <rguenther@suse.de>
14422 PR middle-end/35716
14423 * fold-const.c (fold_comparison): Restrict distinct decl
14424 comparison folding to VAR_DECLs and PARM_DECLs. Do not
14425 solely rely on operand_equal_p.
14427 2008-03-27 Richard Guenther <rguenther@suse.de>
14430 * c-common.c (handle_weak_attribute): Reject combination of
14433 2008-03-27 Richard Guenther <rguenther@suse.de>
14435 PR tree-optimization/32810
14436 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
14437 conversions from DECL_INITIAL.
14438 (fold_const_aggregate_ref): Likewise from constructor elements.
14440 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
14442 * tree-affine.h (aff_combination_expand): Declare.
14443 (get_inner_reference_aff): Likewise.
14444 * tree-affine.c (aff_combination_expand): Split out from
14445 tree_to_aff_combination_expand.
14446 (get_inner_reference_aff): New function.
14447 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
14448 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
14449 (struct lim_aux_data): sm_done field removed.
14450 (mem_ref_loc_p, mem_ref_locs_p): New types.
14451 (struct mem_ref): Added id, stored, accesses_in_loop,
14452 indep_loop, dep_loop, indep_ref, dep_ref fields.
14453 Removed is_stored, locs and next fields.
14454 (memory_accesses): New variable.
14455 (movement_possibility): Do not allow moving statements
14456 that store to memory.
14457 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
14459 (determine_max_movement): For statements with memory references,
14460 find the outermost loop in that the reference is independent.
14461 (move_computations_stmt): Mark the virtual operands for renaming.
14462 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
14463 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
14464 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
14465 add_vop_ref_mapping, create_vop_ref_mapping_loop,
14466 create_vop_ref_mapping, analyze_memory_references,
14467 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
14468 get_all_locs_in_loop, ref_always_accessed_p,
14469 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
14470 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
14471 store_motion_loop, store_motion): New functions.
14472 (struct vop_to_refs_elt): New type.
14473 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
14474 memref_hash, memref_eq, hoist_memory_references): Rewritten.
14475 (schedule_sm): Replaced by...
14476 (execute_sm): ... this.
14477 (determine_lsm_ref, hoist_memory_references,
14478 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
14479 find_more_ref_vops, free_mem_ref, free_mem_refs,
14480 determine_lsm_loop, determine_lsm): Removed.
14481 (tree_ssa_lim_finalize): Free data structures used by store motion.
14482 (tree_ssa_lim): Call analyze_memory_references. Use
14483 store_motion instead of determine_lsm.
14485 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14487 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
14488 rename tmake_file to m68hc11/t-m68hc11.
14489 (mcore): Set inhibit_libc to true.
14490 * config.host (alpha*-dec-*vms*): Set extra_programs.
14491 (interix3*): Don't use host_xmake_file.
14492 * configure.ac: Let config.gcc override inhibit_libc.
14493 * configure: Regenerate.
14495 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
14496 * config/t-openbsd-thread: Remove commented out lines.
14498 * config/x-interix: Remove.
14500 * config/m68hc11/t-m68hc11-gas: Rename to...
14501 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
14503 * config/mcore/t-mcore: Remove T_CFLAGS.
14504 * config/mcore/t-mcore-pe: Likewise.
14506 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14508 * configure.ac: Replace custom __GNU_SOURCE test with
14509 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
14510 * aclocal.m4: Regenerate.
14511 * configure: Regenerate.
14512 * config.in: Regenerate.
14514 2008-03-27 Richard Guenther <rguenther@suse.de>
14516 * fold-const.c (target.h): Include.
14517 (fold_comparison): Fold comparison of addresses of decls
14518 that bind locally or of constants. Consolidate address folding code.
14519 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
14520 results from fold_binary_to_constant.
14521 (compare_values_warnv): Likewise.
14523 2008-03-27 Andrew Pinski <pinskia@gmail.com>
14525 PR middle-end/35429
14526 * fold-const.c (fold_truthop): Check for integeral types when folding
14527 a == 0 && b == 0 and a != 0 || b != 0 .
14529 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
14531 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
14533 2008-03-26 Andreas Schwab <schwab@suse.de>
14535 * doc/invoke.texi: Fix use of @item vs. @itemx.
14537 2008-03-26 Tom Tromey <tromey@redhat.com>
14539 * Makefile.in (build/gensupport.o, build/print-rtl.o,
14540 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
14541 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
14542 build/gencodes.o, build/genconditions.o, build/genconfig.o,
14543 build/genconstants.o, build/genemit.o, build/genextract.o,
14544 build/genflags.o, build/genmddeps.o, build/genopinit.o,
14545 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
14548 2008-03-26 Richard Guenther <rguenther@suse.de>
14551 2008-03-26 Richard Guenther <rguenther@suse.de>
14553 * fold-const.c (target.h): Include.
14554 (fold_comparison): Fold comparison of addresses of two decls
14555 that bind locally. Consolidate address folding code.
14557 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14559 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14560 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14561 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14562 dconstsqrt2, dconstthird, dconste and/or dconst10.
14563 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14564 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14565 dconstsqrt2, dconste): Delete.
14566 (init_emit_once): Likewise. Simplify initializing dconstm1.
14568 * real.c (get_real_const): New.
14569 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14570 dconstsqrt2, dconste): Delete.
14571 (real_value_const, get_real_const): New.
14573 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14575 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14577 * config/i386/i386.c (ix86_function_arg_boundary): Check
14578 BIGGEST_ALIGNMENT instead of 128.
14579 (setup_incoming_varargs_64): Likewise.
14581 2008-03-26 Tom Tromey <tromey@redhat.com>
14583 * Makefile.in (DEPFILES): Add missing '/'.
14585 2008-03-26 Richard Guenther <rguenther@suse.de>
14587 * fold-const.c (target.h): Include.
14588 (fold_comparison): Fold comparison of addresses of two decls
14589 that bind locally. Consolidate address folding code.
14591 2008-03-26 Nick Clifton <nickc@redhat.com>
14594 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14595 not allow INT+INT as a legitimate addressing mode.
14597 2008-03-26 Richard Guenther <rguenther@suse.de>
14599 * tree-flow.h (widen_bitfield): Remove declaration.
14600 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14601 (widen_bitfield): Remove function.
14602 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14605 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14608 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14611 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14613 PR rtl-optimization/35232
14614 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14615 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14616 reg_reloaded_call_part_clobbered here.
14617 (reload_regs_reach_end_p): New function.
14618 (reload_reg_rtx_for_input): New variable.
14619 (reload_reg_rtx_for_output): Likewise.
14620 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14621 when reassigning a pseudo register. Load reloadreg from
14622 reload_reg_rtx_for_input, moving the mode and register
14624 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14625 instead of the original when deciding whether an input reload
14626 would be a no-op or whether an output reload can be deleted.
14627 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14628 when setting up new_spill_reg_store. Load it from
14629 reload_reg_rtx_for_output, moving the mode and register
14631 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14632 instead of the original when deciding whether an output reload
14633 would be a no-op. Do the same when modifying insn notes.
14634 Use rtx_equal_p instead of == to compare the registers.
14635 (inherit_piecemeal_p): Take a mode and two register numbers
14637 (emit_reload_insns): Clear new_spill_reg_store for every hard
14638 register in the reload register. Remove spill registers
14639 from reg_reloaded_valid before considering whether to record
14640 inheritance information for them. Use reload_reg_rtx_for_output
14641 instead of reg_rtx when recording output reloads. Use
14642 reload_reg_rtx_for_input instead of reg_rtx when recording
14643 input reloads. Set or clear reg_reloaded_call_part_clobbered
14644 at the same time as setting reg_reloaded_valid.
14645 (delete_output_reload): Add a new_reload_reg parameter and use it
14646 instead of rld[j].reg_rtx.
14647 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14650 2008-03-25 Tom Tromey <tromey@redhat.com>
14652 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14653 (build/genattr.o): Likewise.
14654 (build/genattrtab.o): Likewise.
14655 (build/gencodes.o): Likewise.
14656 (build/genconfig.o): Likewise.
14657 (build/genconstants.o): Likewise.
14658 (build/genemit.o): Likewise.
14659 (build/genextract.o): Likewise.
14660 (build/genflags.o): Likewise.
14662 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14664 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14665 instead of size_int for integer types.
14666 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14667 to match type of MINUS_EXPR.
14669 2008-03-25 Tom Tromey <tromey@redhat.com>
14671 * configure: Rebuilt.
14672 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14675 2008-03-25 Tom Tromey <tromey@redhat.com>
14677 * config/x-solaris (host-solaris.o): Update.
14678 * config/x-linux (host-linux.o): Update.
14679 * config/x-hpux (host-hpux.o): Update.
14680 * config/x-darwin (host-darwin.o): Update.
14681 * config/v850/t-v850e (v850-c.o): Update.
14682 * config/v850/t-v850 (v850-c.o): Update.
14683 * config/t-vxworks (vxworks.o): Update.
14684 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14685 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14686 * config/spu/t-spu-elf (spu-c.o): Update.
14688 * config/sh/t-symbian (sh-c.o): Update.
14689 (symbian.o): Update.
14690 * config/sh/t-sh (sh-c.o): Update.
14691 * config/score/t-score-elf (score7.o, score3.o): Update.
14692 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14693 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14694 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14695 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14696 (rs6000.o): Remove.
14697 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14698 * config/m32c/t-m32c (m32c-pragma.o): Update.
14699 * config/ia64/t-ia64 (ia64-c.o): Update.
14700 * config/i386/x-mingw32 (host-mingw32.o): Update.
14701 * config/i386/x-i386 (driver-i386.o): Update.
14702 * config/i386/x-darwin (host-i386-darwin.o): Update.
14703 * config/i386/x-cygwin (host-cygwin.o): Update.
14704 * config/i386/t-nwld (nwld.o): Update.
14705 * config/i386/t-netware (netware.o): Update.
14706 * config/i386/t-interix (winnt.o): Update.
14707 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14708 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14709 msformat-c.o): Update.
14710 * config/bfin/t-bfin-linux (generated_files): Add
14711 linux-sysroot-suffix.h.
14712 * config/arm/t-wince-pe (pe.o): Update.
14713 * config/arm/t-strongarm-pe (pe.o): Update.
14714 * config/arm/t-pe (pe.o): Update.
14715 * config/arm/t-arm (arm-c.o): Update.
14716 * doc/install.texi (Prerequisites): Require make 3.80.
14717 * Makefile.in: Remove .o targets.
14718 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14719 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14720 (simple_generated_h, simple_generated_c): Move earlier.
14721 (generated_files): New variable.
14722 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14723 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14724 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14725 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14726 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14727 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14728 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14729 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14730 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14731 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14732 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14733 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14735 (COMPILE.base, COMPILE): New variables.
14736 (%.o): New pattern rule.
14737 (ALL_HOST_OBJS): New variable.
14738 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14739 (dummy-checksum.o, cc1-checksum.o): Remove.
14740 (DRIVER_SHLIB): New variable.
14741 (DRIVER_DEFINES): Use it.
14742 (gencondmd.c): Move out of build/.
14743 (s-conditions): Update.
14744 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14745 (ALL_BUILD_OBJS): Likewise.
14746 (build/%.o): Use BUILDCOMPILE.
14747 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14748 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14749 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14750 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14751 build/genconfig.o, build/genconstants.o, build/genemit.o,
14752 build/genextract.o, build/genflags.o, build/genmddeps.o,
14753 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14754 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14755 build/gen-protos.o, build/scan.o, build/fix-header.o,
14756 build/scan-decls.o): Simplify.
14757 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14758 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14759 prefix.o, toplev.o): Reduce to variable setting.
14760 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14761 ($(out_object_file), gcc-options.o): New targets.
14762 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14763 * configure: Rebuilt.
14764 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14765 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14767 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14769 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14770 complain when we hit an error, return ERROR_MARK_NODE.
14772 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14774 * config/sh/constraints.md (Pso, Psz): New constraints.
14775 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14776 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14778 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14780 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14781 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14783 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14785 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14786 (prefetch_sh2a): New.
14788 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14789 Naveen.H.S <naveen.hs@kpitcummins.com>
14791 * config/sh/constraints.md (I28): New constraint.
14792 * config/sh/sh.c (broken_move): Add support for movi20s.
14793 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14795 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14796 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14797 Naveen.H.S <naveen.hs@kpitcummins.com>
14799 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14800 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14801 (print_operand): Handle resbank in %@ operand code.
14802 (sh_encode_section_info): New.
14803 (push_regs): Add conditions for resbank.
14804 (sh_expand_epilogue): Likewise.
14805 (sh_insert_attributes): Likewise.
14806 (sh_attribute_table): Likewise.
14807 (sh_handle_resbank_handler_attribute): New.
14808 (sh2a_handle_function_vector_handler_attribute): New.
14809 (sh2a_is_function_vector_call): New.
14810 (sh2a_get_function_vector_number): New.
14811 (sh2a_function_vector_p): New.
14812 (sh_cfun_resbank_handler_p): New.
14813 * config/sh/sh.md (calli): Emit jsr/n if possible.
14814 (calli_tbr_rel): New.
14815 (calli_pcrel): Emit jsr/n if possible.
14816 (return_i): Emit rts/n if possible.
14817 (call_valuei_tbr_rel): New.
14818 (call_valuei_pcrel): Add condition for SH2A target.
14819 (call_value): Likewise.
14820 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14821 (sh2a_get_function_vector_number): Likewise.
14822 (sh2a_is_function_vector_call): Likewise.
14823 * doc/extend.texi: Document TBR relative addressing of SH2A.
14824 (resbank): Add description for SH2A.
14826 2008-03-24 Richard Guenther <rguenther@suse.de>
14829 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14830 pointer assignments change conversions according to middle-end rules.
14831 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14832 * configure.ac: Include type checking in yes.
14833 * configure: Regenerate.
14835 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14837 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14838 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14840 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14842 * gthr-vxworks.h (UNUSED): Define.
14844 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14846 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14848 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14850 * doc/extend.texi (Function Attributes): Add missing comma in the
14851 example of the "alloc_size" attribute.
14853 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14856 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14858 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14861 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14864 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14865 of the underlying type of a MS bitfield layout to the natural
14866 alignment of the type.
14868 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14870 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14871 to their natural alignment to avoid store forwarding stalls.
14873 2008-03-22 Richard Guenther <rguenther@suse.de>
14875 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14876 For PHI nodes verify the address is invariant.
14877 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14878 (get_symbol_constant_value): Use is_gimple_min_invariant.
14879 (maybe_fold_stmt_indirect): Likewise.
14881 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14883 PR rtl-optimization/33927
14884 * Makefile.in (dse.o): Depend on $(TM_P_H).
14885 * expr.h (extract_low_bits): Declare.
14886 * expmed.c (extract_low_bits): New function.
14887 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14888 * dse.c: Include tm_p.h.
14889 (find_shift_sequence): Remove the read_reg argument and return the
14890 read value. Emit the instructions instead of returning them.
14891 Iterate on new_mode rather than calculating it each time.
14892 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14893 source to NEW_MODE and extract_low_bits to convert the shifted
14894 value to READ_MODE.
14895 (replace_read): Allow the load and store to have different mode
14896 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14897 or extraction instructions before trying the replacement. Update
14898 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14900 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14902 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14903 to their natural alignment to avoid store forwarding stalls.
14905 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14908 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14909 encouraging but not allowing gprs for input;
14910 change the input constraint to !f#r.
14911 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14913 change the output constraint to !f#r.
14915 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14918 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14919 corresponding post-reload splitters.
14920 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14921 when x87 FP math is selected.
14922 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14923 New function prototype.
14924 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14925 unreachable function to ease macroization of insn patterns.
14927 2008-03-21 Martin Jambor <mjambor@suse.cz>
14929 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14930 reference dumps if ddr is NULL or dependence is unknown.
14932 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14934 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14935 unsigned extension into account.
14936 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14937 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14938 Do computations on a scratch register.
14940 2008-03-21 Richard Guenther <rguenther@suse.de>
14942 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14943 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14944 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14945 * tree-ssa-dom.c (record_equality): Likewise.
14946 * tree-inline.c (copy_body_r): Likewise.
14947 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14950 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14952 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14953 as 'delete_unused' argument.
14955 2008-03-20 Richard Guenther <rguenther@suse.de>
14957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14958 special casing of constant qualifiers.
14959 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14960 care about them in general.
14961 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14962 regardless of their type.
14963 (fold_stmt_r): Forcefully fold *& if we end up with that.
14965 2008-03-20 Paul Brook <paul@codesourcery.com>
14967 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14968 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14970 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14972 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14973 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14975 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14977 * common.opt (Wmudflap): New option.
14978 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14979 (mx_register_decls): Likewise.
14980 (mudflap_finish_file): Likewise.
14981 * doc/invoke.texi: Document -Wno-mudflap.
14983 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14985 * c-format.c (replace_format_name_to_system_name): New.
14986 (cmp_attribs): New.
14987 (convert_format_name_to_system_name): New.
14988 (decode_format_attr): Add use of convert_format_name_to_system_name.
14989 (format_types_orig): Add gnu_ prefix to names.
14990 (check_format_info_main): Special treating of \0 escaped names for
14991 supporting multi-character format specifiers as I32, I64.
14992 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14993 (gnu_target_overrides_format_attributes): New.
14994 * c-format.h: Add structure target_ovr_attr to hold
14995 system specific formatter names.
14996 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14997 msformat-c.o file to c_target_objs and cxx_target_objs.
14998 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14999 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
15000 (TARGET_N_FORMAT_TYPES): New.
15001 * config/i386/msformat-c.c: New.
15002 * config/i386/t-cygming: Add build rule for msformat-c.o.
15003 * doc/extend.texi: Add new format names gnu_* and ms_* and
15005 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
15007 2008-03-20 Ira Rosen <irar@il.ibm.com>
15009 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
15010 optimizations turned on under -O3.
15011 (ftree-vectorize): Add that the flag is turned on with -O3.
15013 2008-03-20 Ben Elliston <bje@au.ibm.com>
15015 * regmove.c (try_auto_increment): Fix spelling error in comment.
15016 * final.c (final_scan_insn): Likewise.
15018 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
15021 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
15022 allocator preferences for "y" and "r" class registers.
15023 ("*mov<mode>_internal"): Ditto.
15024 ("*movv2sf_internal_rex64"): Ditto.
15025 ("*movv2sf_internal"): Ditto.
15027 2008-03-19 Michael Matz <matz@suse.de>
15029 PR middle-end/35616
15030 * calls.c (expand_call): Check overlap of arguments with call
15031 address for sibcalls.
15033 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
15036 * stor-layout.c (update_alignment_for_field): Set minimum alignment
15037 of the underlying type of a MS bitfield layout to the natural
15038 alignment of the type.
15040 2008-03-19 Jan Hubicka <jh@suse.cz>
15043 * toplev.c (decode_d_option): Handle all CPP flags.
15044 * tree-vrp.c: Update tree_pass descriptors.
15045 * regrename.c: Update tree_pass descriptors.
15046 * fwprop.c: Update tree_pass descriptors.
15047 * doc/invoke.texi: Remove documentation of dropped -d? flags.
15048 * tree-into-ssa.c: Update tree_pass descriptors.
15049 * tree-dump.c: Update tree_pass descriptors.
15050 * tree-complex.c: Update tree_pass descriptors.
15051 * tree-dump.h: Update tree_pass descriptors.
15052 * see.c: Update tree_pass descriptors.
15053 * cgraphbuild.c: Update tree_pass descriptors.
15054 * tracer.c: Update tree_pass descriptors.
15055 * tree-loop-distribution.c: Update tree_pass descriptors.
15056 * cgraph.c: Update tree_pass descriptors.
15057 * postreload-gcse.c: Update tree_pass descriptors.
15058 * postreload.c: Update tree_pass descriptors.
15059 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
15060 * tree-tailcall.c: Update tree_pass descriptors.
15061 * tree-pass.h (tree_opt_pass): Rename to ...
15062 (opt_pass) ... this one; add "type" field and remove letter field.
15063 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
15064 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
15065 all_lowering_passes): Update declaration.
15066 * ipa-cp.c: Update tree_pass descriptors.
15067 * final.c: Update tree_pass descriptors.
15068 * omp-low.c: Update tree_pass descriptors.
15069 * tree-ssa-dse.c: Update tree_pass descriptors.
15070 * ipa-reference.c: Update tree_pass descriptors.
15071 * tree-ssa-uncprop.c: Update tree_pass descriptors.
15072 * auto-inc-dec.c: Update tree_pass descriptors.
15073 * reorg.c: Update tree_pass descriptors.
15074 * cgraphunit.c: Update tree_pass descriptors.
15075 * tree-ssa-copyrename.c: Update tree_pass descriptors.
15076 * tree-ssa-ccp.c: Update tree_pass descriptors.
15077 * df-core.c: Update tree_pass descriptors.
15078 * mode-switching.c: Update tree_pass descriptors.
15079 * tree-nomudflap.c: Update tree_pass descriptors.
15080 * modulo-sched.c: Update tree_pass descriptors.
15081 * ipa-pure-const.c: Update tree_pass descriptors.
15082 * cse.c: Update tree_pass descriptors.
15083 * web.c: Update tree_pass descriptors.
15084 * tree-stdarg.c: Update tree_pass descriptors.
15085 * tree-ssa-math-opts.c: Update tree_pass descriptors.
15086 * tree-ssa-dom.c: Update tree_pass descriptors.
15087 * tree-nrv.c: Update tree_pass descriptors.
15088 * tree-ssa-alias.c: Update tree_pass descriptors.
15089 * loop-init.c: Update tree_pass descriptors.
15090 * gimple-low.c: Update tree_pass descriptors.
15091 * ipa-inline.c: Update tree_pass descriptors.
15092 * tree-ssa-sink.c: Update tree_pass descriptors.
15093 * global.c: Update tree_pass descriptors.
15094 * ifcvt.c: Update tree_pass descriptors.
15095 * jump.c: Update tree_pass descriptors.
15096 * predict.c: Update tree_pass descriptors.
15097 * tree-ssa-loop.c: Update tree_pass descriptors.
15098 * recog.c: Update tree_pass descriptors.
15099 * dse.c: Update tree_pass descriptors.
15100 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
15101 * tree-eh.c: Update tree_pass descriptors.
15102 * regmove.c: Update tree_pass descriptors.
15104 * function.c: Update tree_pass descriptors.
15105 * tree-vectorizer.c: Update tree_pass descriptors.
15106 * gcse.c: Update tree_pass descriptors.
15107 * ipa-type-escape.c: Update tree_pass descriptors.
15108 * tree-if-conv.c: Update tree_pass descriptors.
15109 * init-regs.c: Update tree_pass descriptors.
15110 * ipa.c: Update tree_pass descriptors.
15111 * tree-ssa-phiopt.c: Update tree_pass descriptors.
15112 * rtl-factoring.c: Update tree_pass descriptors.
15113 * lower-subreg.c: Update tree_pass descriptors.
15114 * bt-load.c: Update tree_pass descriptors.
15115 * tree-dfa.c: Update tree_pass descriptors.
15116 * except.c: Update tree_pass descriptors.
15117 * emit-rtl.c: Update tree_pass descriptors.
15118 * cfgexpand.c: Update tree_pass descriptors.
15119 * tree-cfgcleanup.c: Update tree_pass descriptors.
15120 * cfgcleanup.c: Update tree_pass descriptors.
15121 * tree-ssa-pre.c: Update tree_pass descriptors.
15122 * tree-sra.c: Update tree_pass descriptors.
15123 * tree-mudflap.c: Update tree_pass descriptors.
15124 * tree-ssa-copy.c: Update tree_pass descriptors.
15125 * cfglayout.c: Update tree_pass descriptors.
15126 * tree-ssa-forwprop.c: Update tree_pass descriptors.
15127 * tree-ssa-dce.c: Update tree_pass descriptors.
15128 * tree-ssa.c: Update tree_pass descriptors.
15129 * regclass.c: Update tree_pass descriptors.
15130 * integrate.c: Update tree_pass descriptors.
15131 * tree-optimize.c: Update tree_pass descriptors.
15132 * tree-ssa-phiprop.c: Update tree_pass descriptors.
15133 * tree-object-size.c: Update tree_pass descriptors.
15134 * combine.c: Update tree_pass descriptors.
15135 * tree-outof-ssa.c: Update tree_pass descriptors.
15136 * bb-reorder.c: Update tree_pass descriptors.
15137 * stack-ptr-mod.c: Update tree_pass descriptors.
15138 * var-tracking.c: Update tree_pass descriptors.
15139 * tree-profile.c: Update tree_pass descriptors.
15140 * tree-vect-generic.c: Update tree_pass descriptors.
15141 * reg-stack.c: Update tree_pass descriptors.
15142 * sched-rgn.c: Update tree_pass descriptors.
15143 * tree-ssa-structalias.c: Update tree_pass descriptors.
15144 * tree-cfg.c: Update tree_pass descriptors.
15145 * passes.c (current_pass): Update declaration.
15146 (finish_optimization_passes): Update.
15147 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
15148 (register_one_dump_file, register_dump_files_1, next_pass_1):
15150 (init_optimization_passes): Update handling of new types.
15151 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
15152 * ipa-struct-reorg.c: Update tree_pass descriptors.
15153 * tree-ssa-reassoc.c: Update tree_pass descriptors.
15154 * combine-stack-adj.c: Update tree_pass descriptors.
15155 * cfgrtl.c: Update tree_pass descriptors.
15156 * dce.c: Update tree_pass descriptors.
15157 * tree-ssanames.c: Update tree_pass descriptors.
15159 2008-03-19 Richard Guenther <rguenther@suse.de>
15161 PR middle-end/35609
15162 * tree-ssa.c (walk_data): New structure.
15163 (warn_uninitialized_var): If not always_executed warn with "maybe"
15165 (execute_early_warn_uninitialized): Compute post-dominators.
15166 Initialize always_executed before processing each basic block.
15168 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
15171 * config/i386/i386.c (x86_this_parameter): Calculate correct location
15172 of "this" pointer when "regparm = N" or "fastcall" is in effect.
15174 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15176 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
15178 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
15180 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
15182 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
15183 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
15184 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
15185 target after ignore has been set, and move there also the commputation
15186 of subtarget and original_target.
15187 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
15188 (LANG_HOOKS_INITIALIZER): Remove it.
15189 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
15191 2008-03-18 Richard Guenther <rguenther@suse.de>
15193 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
15194 found an expression with constants, note that in the VN for the lhs.
15195 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
15196 fold them to constants if possible. Run cleanup_cfg if done so.
15197 (execute_pre): Return todo.
15198 (do_pre): Likewise.
15199 (execute_fre): Likewise.
15200 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
15202 (get_prop_source_stmt): Look through pointer conversions.
15204 2008-03-18 Jan Hubicka <jh@suse.cz>
15206 * tree-pretty-print.c: Include predict.h.
15207 (dump_generic_node): Dump predictor.
15208 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
15209 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
15210 * gimple-low.c (lower_stmt): Likewise.
15211 * expr.c (expand_expr_real): Likewise.
15212 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
15214 (build_predict_expr, build_predict_expr): New.
15215 * predict.h (predictor_name, build_predict_expr): Update.
15216 * c-typeck.c (c_finish_bc_stmt): Add prediction.
15217 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
15218 * predict.def (PRED_CONTINUE): Update hitrate.
15219 * tree.def (PREDICT_EXPR): Define.
15220 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
15221 do not handle BIND_EXPR.
15222 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
15223 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
15224 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
15227 2008-03-18 Michael Matz <matz@suse.de>
15229 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
15231 2008-03-18 Richard Guenther <rguenther@suse.de>
15233 * tree-gimple.h (is_gimple_invariant_address): Declare.
15234 (is_gimple_constant): Likewise.
15235 * tree-gimple.c (is_gimple_constant): New function.
15236 (is_gimple_invariant_address): Likewise.
15237 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
15238 and is_gimple_invariant_address.
15239 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
15241 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
15242 an addressable base.
15244 2008-03-18 Jakub Jelinek <jakub@redhat.com>
15246 PR middle-end/35611
15247 * gimplify.c (gimplify_expr): Gimplify second operand of
15250 2008-03-17 Richard Guenther <rguenther@suse.de>
15252 PR tree-optimization/19637
15253 * fold-const.c (fold_unary): Remove restrictions of removing
15254 intermediate pointer-conversions (P2)(P1)P0.
15255 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
15256 conversion to void pointer.
15257 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
15259 2008-03-16 James E. Wilson <wilson@tuliptree.org>
15262 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
15263 emulated thread local variables.
15265 2008-03-16 Richard Guenther <rguenther@suse.de>
15267 PR middle-end/35607
15268 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
15269 expand TREE_INVARIANT operations that are not gimple invariant.
15271 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
15273 * doc/extend.texi (Alignment): Say that the ABI controls
15274 the __alignof__ for non-strict-alignment targets rather
15275 than being a recommendation.
15277 2008-03-15 Paul Brook <paul@codesourcery.com>
15279 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
15281 (arm_output_fn_unwind): Mark functions that can not be unwound.
15283 2008-03-15 Paul Brook <paul@codesourcery.com>
15285 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
15286 extension instructions.
15288 2008-03-15 Richard Guenther <rguenther@suse.de>
15290 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
15291 and fold constant aggregate refs.
15292 (fold_const_aggregate_ref): Handle string constants
15293 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
15294 (evaluate_stmt): Simplify now that ccp_fold folds constant
15297 2008-03-15 Paul Brook <paul@codesourcery.com>
15299 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
15300 (extzv): Use gen_extzv_t2.
15301 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
15303 2008-03-15 Richard Guenther <rguenther@suse.de>
15305 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
15306 (fold_const_aggregate_ref): Likewise.
15307 (get_value): Return NULL if we don't have any values.
15308 (ccp_finalize): Set const_val to NULL after freeing it.
15309 * tree-flow.h (get_symbol_constant_value): Declare.
15310 (fold_const_aggregate_ref): Likewise.
15311 * tree-ssa-sccvn.c (try_to_simplify): Use them.
15313 2008-03-15 Richard Guenther <rguenther@suse.de>
15315 PR middle-end/35593
15316 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
15317 to not produce negative array indices if not allowed. Add
15318 parameter to indicate that.
15319 (maybe_fold_offset_to_component_ref): Allow negative array
15320 indices only for the first member of a structure.
15321 (maybe_fold_offset_to_reference): Allow negative array indices.
15322 (maybe_fold_stmt_addition): Likewise.
15324 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
15325 Anatoly Sokolov <aesok@post.ru>
15327 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
15328 (avr_arch): Add ARCH_AVR6.
15329 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
15330 (initial_elimination_offset): Initialize and use 'avr_pc_size'
15331 instead of fixed value 2.
15332 (print_operand_address): Use gs() asm specifier instead of pm().
15333 (avr_assemble_integer): (Ditto.).
15334 (avr_output_addr_vec_elt): (Ditto.).
15335 (print_operand): Handle "!" code.
15336 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
15337 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
15338 (AVR_HAVE_EIJMP_EICALL): Define.
15339 (AVR_3_BYTE_PC): Redefine.
15340 (AVR_2_BYTE_PC): (Ditto.).
15341 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
15342 (LINK_SPEC): Add atmega2560 and atmega2561.
15343 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
15345 * config/avr/avr.md (call_insn): Use eicall instead of icall
15346 for 3 byte PC devices.
15347 (call_value_insn): (Ditto.).
15348 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
15349 (indirect_jump): Use only for for 2 byte PC devices.
15350 (*tablejump): (Ditto.).
15351 (*indirect_jump_avr6): Add insn.
15352 (*tablejump_rjmp): Don't use for 3 byte PC devices.
15353 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
15354 instead of ijmp for 3 byte PC devices.
15355 (__tablejump2__): (Ditto.).
15356 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
15357 (MULITLIB_DIRNAMES): (Ditto.).
15358 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
15360 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
15362 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
15363 "sse2_umulsidi3". Use V1DI mode for operand 0.
15364 ("mmx_psadbw"): Use V1DI mode for operand 0.
15365 * config/i386/i386-modes.def (V1SI): New vector mode.
15366 * config/i386/i386.c (struct builtin_description)
15367 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
15368 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
15369 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
15370 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
15371 v1di_ftype_v8qi_v8qi type.
15372 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
15374 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
15375 __builtin_ia32_pmuludq]: Fix the mode of return value.
15377 2008-03-15 Richard Guenther <rguenther@suse.de>
15379 PR middle-end/35595
15380 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
15383 2008-03-14 Bob Wilson <bob.wilson@acm.org>
15385 * doc/invoke.texi (Option Summary, Xtensa Options): Document
15386 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
15387 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
15388 unless TARGET_SERIALIZE_VOLATILE is enabled.
15389 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
15390 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
15391 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
15393 2008-03-14 Richard Guenther <rguenther@suse.de>
15395 PR tree-optimization/34172
15396 * tree-flow.h (refs_may_alias_p): Declare.
15397 (get_single_def_stmt): Likewise.
15398 (get_single_def_stmt_from_phi): Likewise.
15399 (get_single_def_stmt_with_phi): Likewise.
15400 * tree-dfa.c (refs_may_alias_p): New function.
15401 (get_single_def_stmt): Likewise.
15402 (get_single_def_stmt_from_phi): Likewise.
15403 (get_single_def_stmt_with_phi): Likewise.
15404 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
15405 (vn_reference_lookup_1): New helper function.
15406 (vn_reference_lookup): Walk the virtual use-def chain to
15407 continue searching for a match if the def does not alias the
15408 reference we are looking for.
15410 2008-03-14 David Edelsohn <edelsohn@gnu.org>
15412 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
15413 archive and Perzl. Update The Written Word listing.
15415 2008-03-14 Richard Guenther <rguenther@suse.de>
15417 PR tree-optimization/34043
15418 PR tree-optimization/33989
15419 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
15421 (bitmap_find_leader): Use extra argument to verify dominance
15422 relationship inside a basic-block.
15423 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
15424 (find_leader_in_sets): Adjust.
15425 (create_component_ref_by_pieces): Take extra argument for
15426 dominance check, handle lookup failures.
15427 (find_or_generate_expression): Likewise.
15428 (create_expression_by_pieces): Likewise.
15429 (insert_into_preds_of_block): Adjust.
15430 (create_value_expr_from): If asked for, verify all operands
15431 are in the blocks AVAIL_OUT set.
15432 (make_values_for_stmt): Check for SSA_NAMEs that are life
15433 over an abnormal edge.
15434 (compute_avail): Remove such check.
15435 (do_SCCVN_insertion): New function.
15436 (eliminate): If we do not find a leader suitable for replacement
15437 insert a replacement expression from SCCVN if available.
15438 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
15439 (struct vn_ssa_aux): Add needs_insertion flag.
15440 * tree-ssa-sccvn.c (may_insert): New global flag.
15441 (copy_reference_ops_from_ref): Value-number union member access
15442 based on its size, not type and member if insertion is allowed.
15443 (visit_reference_op_load): For a weak match from union type
15444 punning lookup a view-converted value and insert a SSA_NAME
15445 for that value if that is not found.
15446 (visit_use): Make dumps shorter. Do not disallow value numbering
15447 SSA_NAMEs that are life over an abnormal edge to constants.
15448 (free_scc_vn): Release inserted SSA_NAMEs.
15449 (run_scc_vn): New flag to specify whether insertion is allowed.
15450 Process SSA_NAMEs in forward order.
15451 * tree-ssa-loop-im.c (for_each_index): Handle invariant
15452 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
15453 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
15454 pointer type to/from integral types that do not change the
15455 precision to regular conversions.
15457 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15459 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15460 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15461 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
15462 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
15463 input arguments and the mode of return value. Built-in functions
15464 that operate on whole 64-bit MMX register now use V1DI mode.
15466 2008-03-13 Alon Dayan <alond@il.ibm.com>
15467 Olga Golovanevsky <olga@il.ibm.com>
15469 PR tree-optimization/35041
15470 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
15471 to locate the right position in a statement.
15473 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15477 * config/i386/xmmintrin.h: Change all static inline functions to
15478 extern inline and add __gnu_inline__ attribute.
15479 * config/i386/bmintrin.h: Ditto.
15480 * config/i386/smmintrin.h: Ditto.
15481 * config/i386/tmmintrin.h: Ditto.
15482 * config/i386/mmintrin-common.h: Ditto.
15483 * config/i386/ammintrin.h: Ditto.
15484 * config/i386/emmintrin.h: Ditto.
15485 * config/i386/pmmintrin.h: Ditto.
15486 * config/i386/mmintrin.h: Ditto.
15487 * config/i386/mm3dnow.h: Ditto.
15489 2008-03-13 Jakub Jelinek <jakub@redhat.com>
15491 PR middle-end/35185
15492 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
15493 (lower_omp_2): New function.
15494 (lower_omp_1, lower_omp): Rewritten.
15496 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
15499 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
15500 with the phrase "Microsoft Windows compilers".
15501 (Push/Pop Macro Pragmas): New subsection. Document
15502 #pragma push_macro and pragma pop_macro.
15504 2008-03-12 Paul Brook <paul@codesourcery.com>
15506 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
15508 2008-03-12 Paul Brook <paul@codesourcery.com>
15510 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
15511 (thumb2_alusi3_short): Exclude PLUS and MINUS.
15512 (thumb2_addsi_shortim): Rename ...
15513 (thumb2_addsi_short): ... to this. Allow register operands.
15514 (thumb2_subsi_short): New pattern.
15515 (thumb2_one_cmplsi2_short,
15516 thumb2_negsi2_short): New patterns and peepholes.
15518 2008-03-12 Paul Brook <paul@codesourcery.com>
15520 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
15522 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
15524 * config/i386/i386.md (int_cond): New code iterator.
15526 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
15527 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
15528 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
15529 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
15530 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
15531 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
15532 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
15533 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
15535 2008-03-12 Paul Brook <paul@codesourcery.com>
15537 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
15538 instead of {arm,thumb}_compute_save_reg_mask.
15539 (output_return_instruction): Ditto.
15540 (thumb_unexpanded_epilogue): Ditto.
15541 (thumb1_expand_prologue): Ditto.
15542 (thumb1_output_function_prologue): Ditto.
15543 (arm_set_return_address): Ditto.
15544 (thumb_set_return_address): Ditto.
15545 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
15546 regs to achieve stack alignment.
15547 (thumb1_compute_save_reg_mask): Fix compiler warning.
15548 (arm_output_epilogue): Use offsets->saved_regs_mask.
15549 Adjust stack pointer by poping call clobered registers.
15550 (arm_expand_prologue): Use offsets->saved_regs_mask.
15551 Adjust stack pointer by pushing extra registers.
15552 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15554 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15557 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15558 conversion to the operands of a multiplication.
15560 2008-03-12 Richard Guenther <rguenther@suse.de>
15562 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15563 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15564 * timevar.def (TV_TREE_PHIPROP): Add.
15565 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15566 pass description. Use TV_TREE_PHIPROP.
15567 * tree-ssa-forwprop.c: Remove phiprop code.
15569 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15571 PR middle-end/35549
15572 * omp-low.c (maybe_lookup_decl): Constify first argument.
15573 (use_pointer_for_field): Change last argument from bool to
15574 omp_context *. Disallow shared copy-in/out in nested
15575 parallel if decl is shared in outer parallel too.
15576 (build_outer_var_ref, scan_sharing_clauses,
15577 lower_rec_input_clauses, lower_copyprivate_clauses,
15578 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15580 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15581 Ira Rosen <irar@il.ibm.com>
15583 * tree-vectorizer.c (free_stmt_vec_info): New function.
15584 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15585 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15586 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15587 * tree-vect-transform.c (vectorizable_conversion): Free
15588 vec_oprnds0 if it was allocated.
15589 (vect_permute_store_chain): Remove unused VECs.
15590 (vectorizable_store): Free VECs that are allocated in the..
15592 (vect_transform_strided_load, vectorizable_load): Likewise.
15593 (vect_remove_stores): Simplify the code.
15594 (vect_transform_loop): Move code to vect_remove_stores().
15595 Call vect_remove_stores() and free_stmt_vec_info().
15597 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15599 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15600 TARGET_HPUX. Revise comment.
15601 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15602 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15603 Use sr4 variant of `be' instruction when not generating PIC code.
15604 (attr_length_call): Adjust for above change.
15606 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15608 * ipa-reference.c (static_execute): Remove module_statics_const and
15609 associated setting code.
15611 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15614 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15615 predicate for operand 1.
15616 (paritysi2_cmp): Use register_operand predicate for operand 2.
15617 Use earlyclobber modifier for operand 1. Remove support for
15619 (paritydi2_cmp): Use register_operand predicate for operand 3.
15620 Use earlyclobber modifier for operand 1. Remove support for
15623 2008-03-11 Paul Brook <paul@codesourcery.com>
15624 Vladimir Prus <vladimir@codesourcery.com>
15626 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15627 (arm_compute_save_reg0_reg12_mask): Always
15628 check if register 11 must be saved. Always safe hard frame pointer
15629 when frame_pointer_needeed.
15630 (arm_compute_save_reg_mask): Save IP and PC
15631 only with apcs frames.
15632 (arm_output_epilogue): Adjust Thumb2 codepath to
15633 be also invoked and work for ARM non-apcs frames.
15634 (arm_expand_prologue): Don't bother saving IP
15635 for non-apcs frame, since it's not clobbered by
15636 prologue code. Implement non-apcs frame
15639 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15641 PR rtl-optimization/35281
15642 * expr.c (convert_move): Use a new pseudo for the intermediate
15643 from_mode->word_mode result.
15645 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15647 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15648 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15649 * toplev.c (compile_file): Don't call it.
15651 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15653 PR middle-end/35526
15654 * expr.c (store_expr): Call emit_block_move if the mode
15655 of "temp" RTX is BLKmode.
15657 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15658 Richard Guenther <rguenther@suse.de>
15660 PR tree-optimization/31358
15661 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15662 the step with a NULL_TREE.
15663 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15664 to sizetype if type is a pointer type.
15665 (add_candidate_1): Don't convert the base and step to
15666 the generic type if the orginal type is a pointer type.
15667 (add_iv_value_candidates): Use sizetype for the step
15668 if type is a pointer type.
15669 (cand_value_at): Likewise.
15670 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15672 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15673 Don't convert the tem affine to the type.
15674 (add_elt_to_tree): Use sizetype for the step if a pointer.
15675 Use POINTER_PLUS_EXPR for pointers.
15676 (aff_combination_to_tree): Use sizetype for the step if a
15679 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15681 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15682 Remove commutativity hint.
15684 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15688 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15689 errorneous type. Check that v is a VAR_DECL.
15691 PR middle-end/35099
15692 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15694 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15696 PR tree-optimization/35494
15697 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15698 may be overriden at link and run time.
15700 2008-03-10 Richard Guenther <rguenther@suse.de>
15702 PR tree-optimization/34677
15703 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15704 (poolify_tree): Likewise.
15705 (modify_expr_template): Likewise.
15706 (poolify_modify_stmt): Likewise.
15707 (insert_fake_stores): Handle all component-ref style stores
15708 in addition to INDIRECT_REF. Also handle complex types.
15709 Do not poolify the inserted load.
15710 (realify_fake_stores): Do not rebuild the tree but only
15711 make it a SSA_NAME copy.
15712 (init_pre): Remove initialzation of modify_expr_template.
15713 Do not allocate modify_expr_node_pool.
15714 (fini_pre): Do not free modify_expr_node_pool.
15716 2008-03-10 Paul Brook <paul@codesourcery.com>
15718 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15719 to avoid conflicts.
15721 2008-03-10 Paul Brook <paul@codesourcery.com>
15722 Mark Shinwell <shinwell@codesourcery.com>
15724 * config/arm/cortex-r4.md: New.
15725 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15727 * config/arm/arm.md: Include cortex-r4.md.
15728 (insn): Add smmls, sdiv and udiv values.
15729 (generic_sched): Don't use generic scheduling for Cortex-R4.
15730 (arm_issue_rate): New function.
15731 (TARGET_SCHED_ISSUE_RATE): Define.
15733 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15735 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15737 2008-03-10 Richard Guenther <rguenther@suse.de>
15739 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15740 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15742 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15744 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15745 Set default to true.
15747 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15749 * c.opt (Wsynth): Deprecate.
15750 * doc/invoke.texi (Option Summary, Warning Options): Document
15751 -Wno-format-contains-nul.
15753 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15756 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15757 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15759 2008-03-09 Ira Rosen <irar@il.ibm.com>
15761 * config/rs6000/rs6000.c (builtin_description): Rename vector
15762 left shift operations.
15763 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15764 (altivec_vsl<VI_char>): Rename to ...
15765 (ashl<mode>3): ... new name.
15766 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15768 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15770 2008-03-08 Richard Guenther <rguenther@suse.de>
15772 * coverage.h (tree_coverage_counter_addr): Declare.
15773 * coverage.c (tree_coverage_counter_addr): New function.
15774 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15775 before using again.
15776 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15777 (tree_gen_one_value_profiler): Likewise.
15778 (tree_gen_ic_profiler): Likewise.
15779 (tree_gen_average_profiler): Likewise.
15780 (tree_gen_ior_profiler): Likewise.
15782 2008-03-08 Richard Guenther <rguenther@suse.de>
15784 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15785 (vn_binary_op_insert): Likewise.
15786 (vn_unary_op_lookup): Likewise.
15787 (vn_unary_op_insert): Likewise.
15788 (vn_nary_op_lookup): Declare.
15789 (vn_nary_op_insert): Likewise.
15790 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15791 and binary hashes, use a single obstack for unary_op_pool
15792 and binary_op_pool.
15793 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15794 a single struct vn_nary_op_s. Store tree code length and
15795 a variable number of operands.
15796 (struct vn_reference_op_struct): Remove unused op2.
15797 (vn_reference_op_eq): Do not compare op2.
15798 (vn_reference_op_compute_hash): Do not compute hash of op2.
15799 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15800 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15801 with vn_nary_op_compute_hash.
15802 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15803 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15805 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15807 (visit_unary_op): Call nary functions.
15808 (visit_binary_op): Likewise.
15809 (process_scc): Adjust for struct vn_tables_s changes.
15810 (allocate_vn_table): Likewise.
15811 (free_vn_table): Likewise.
15812 * tree-vn.c (vn_add): Call nary functions.
15813 (vn_lookup): Likewise.
15815 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15818 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15819 wdst back after sync_compare_and_swapqhi_internal.
15821 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15824 * config/i386/i386-modes.def (V1DI): New vector mode.
15825 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15826 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15827 (MMXMODE248): Ditto.
15828 (MMXMODE): Add V1DI mode.
15829 (mmxvecsize): Change DI mode to V1DI mode.
15830 ("mov<mode>): Use MMXMODEI8 mode iterator.
15831 ("*mov<mode>_internal_rex64"): Ditto.
15832 ("*mov<mode>_internal"): Ditto.
15833 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15834 ("mmx_sub<mode>3"): Ditto.
15835 ("mmx_adddi3"): Remove insn pattern.
15836 ("mmx_subdi3"): Ditto.
15837 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15838 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15839 ("mmx_ashl<mode>3"): Ditto.
15840 ("mmx_lshrdi3"): Remove insn pattern.
15841 ("mmx_ashldi3"): Ditto.
15842 * config/i386/i386.c (classify_argument): Handle V1DImode.
15843 (function_arg_advance_32): Ditto.
15844 (function_arg_32): Ditto.
15845 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15846 mmx_addv1di3 insn pattern.
15847 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15848 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15849 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15850 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15851 Remove definitions of built-in functions.
15852 (V1DI_type_node): New node.
15853 (v1di_ftype_v1di_int): Ditto.
15854 (v1di_ftype_v1di_v1di): Ditto.
15855 (v2si_ftype_v2si_si): Ditto.
15856 (v4hi_ftype_v4hi_di): Remove node.
15857 (v2si_ftype_v2si_di): Ditto.
15858 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15859 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15860 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15861 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15862 Add new builtins using def_builtin_const.
15863 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15864 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15865 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15866 * config/i386/mmintrin.h (__v1di): New typedef.
15867 (_mm_add_si64): Cast arguments to __v1di type.
15868 (_mm_sub_si64): Ditto.
15869 (_mm_sll_pi16): Cast __count to __v4hi type.
15870 (_mm_sll_pi32): Cast __count to __v2si type.
15871 (_mm_sll_si64): Cast arguments to __v1di type.
15872 (_mm_srl_pi16): Cast __count to __v4hi type.
15873 (_mm_srl_pi32): Cast __count to __v2si type.
15874 (_mm_srl_si64): Cast arguments to __v1di type.
15875 (_mm_sra_pi16): Cast __count to __v4hi type.
15876 (_mm_sra_pi32): Cast __count to __v2si type.
15877 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15878 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15879 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15880 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15881 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15882 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15883 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15884 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15885 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15886 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15887 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15888 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15890 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15892 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15894 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15897 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15898 reg+const addressing for Altivec modes. Don't generate reg+reg
15899 addressing for TFmode or TDmode quantities.
15901 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15903 * c-common.c (vector_types_convertible_p): Call langhook
15904 instead of comptypes.
15906 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15909 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15910 integral and scalar float variables which have a
15913 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15915 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15916 dwarf_register_span hook when emitting unwind information for
15917 register-to-memory saves.
15918 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15919 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15921 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15923 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15924 for the same VAR_DECL.
15926 2008-03-06 Tom Tromey <tromey@redhat.com>
15928 * treelang: Delete.
15929 * doc/standards.texi (Standards): Don't mention treelang.
15930 * doc/invoke.texi (Overall Options): Don't mention treelang.
15931 * doc/install.texi (Prerequisites): Don't mention bison or
15933 (Configuration): Don't mention treelang.
15934 (Building): Likewise.
15935 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15937 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15939 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15940 word-extractions out of a multi-word object.
15942 2008-03-06 Richard Guenther <rguenther@suse.de>
15944 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15945 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15946 result type and precision.
15947 * expr.c (get_inner_reference): Set unsignedp based on the result
15948 type of BIT_FIELD_REF.
15949 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15950 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15951 (try_instantiate_multiple_fields): Likewise. Use the correct type
15953 (sra_build_assignment): Likewise.
15954 (sra_build_elt_assignment): Likewise.
15955 (sra_explode_bitfield_assignment): Likewise.
15956 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15957 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15958 set BIT_FIELD_REF_UNSIGNED.
15959 (vectorizable_load): Likewise.
15961 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15963 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15966 2008-03-06 Richard Guenther <rguenther@suse.de>
15968 * alias.c (struct alias_set_entry): Move has_zero_child field
15969 to pack with alias_set.
15971 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15973 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15976 2008-03-05 Ian Lance Taylor <iant@google.com>
15978 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15980 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15982 * fwprop.c (update_df): Support width and offset parameters of
15984 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15985 global_conflicts): Change DF_REF_EXTRACT to either
15986 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15987 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15988 * df-scan.c (df_ref_record, df_defs_record,
15989 df_ref_create_structure, df_def_record_1, df_uses_record,
15990 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15991 df_bb_refs_collect, df_entry_block_defs_collect,
15992 df_exit_block_uses_collect): Support new width and offset fields.
15993 (ref_extract_pool): New storage pool.
15994 (df_free_ref): New function.
15995 (df_reg_chain_unlink, df_free_collection_rec,
15996 df_sort_and_compress_refs): Call df_free_ref.
15997 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15999 (df_ref_create_structure): Allocate df_ref_extract if offset and
16000 width fields are used.
16001 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
16002 (df_uses_record): Get offset and width from ZERO_EXTRACT
16004 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
16005 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16006 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16007 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
16008 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16009 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16010 (df_ref_extract): New structure.
16011 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
16012 (df_ref_create): Add width and offset parameters.
16014 2008-03-05 Richard Guenther <rguenther@suse.de>
16016 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16017 Use ranges_overlap_p.
16018 (offset_overlaps_with_access): Rename
16019 to ranges_overlap_p and move ...
16020 * tree-flow-inline.h (ranges_overlap_p): ... here.
16022 * tree.h (get_inner_reference, handled_component_p): Update
16025 * tree.h (record_component_aliases, get_alias_set,
16026 alias_sets_conflict_p, alias_sets_must_conflict_p,
16027 objects_must_conflict_p): Move declarations ...
16028 * alias.h (record_component_aliases, get_alias_set,
16029 alias_sets_conflict_p, alias_sets_must_conflict_p,
16030 objects_must_conflict_p): ... here.
16031 Include coretypes.h.
16032 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
16034 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
16036 * cfg.c: Include tree-flow.h.
16037 (remove_edge_raw): Call redirect_edge_var_map_clear.
16038 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
16039 * tree-flow-inline.h (redirect_edge_var_map_def): New.
16040 (redirect_edge_var_map_result): New.
16041 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
16042 PENDING_STMT use with redirect_edge_var_map_*.
16043 * tree-ssa.c (edge_var_maps): New definition.
16044 (redirect_edge_var_map_add): New.
16045 (redirect_edge_var_map_clear): New.
16046 (redirect_edge_var_map_dup): New.
16047 (redirect_edge_var_map_vector): New.
16048 (redirect_edge_var_map_destroy): New.
16049 (ssa_redirect_edge): Replace PENDING_STMT use with
16050 redirect_edge_var_map_*.
16051 (flush_pending_stmts): Same.
16052 (delete_tree_ssa): Destroy edge var map.
16053 * tree-flow.h (struct _edge_var_map): New.
16054 Define edge_var_map vector type.
16055 Declare redirect_edge_var_map_* prototypes.
16056 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
16057 * tree-cfg.c (reinstall_phi_args): Replace
16058 PENDING_STMT use with redirect_edge_var_map_*.
16060 2008-03-05 Richard Guenther <rguenther@suse.de>
16062 PR tree-optimization/35472
16063 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
16064 whose single use_stmt has a overlapping set of loaded and
16065 stored symbols as that use_stmt might be a noop assignment then.
16067 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16069 * gthr-rtems.h: Implement __gthread_mutex_destroy.
16071 2008-03-05 Richard Guenther <rguenther@suse.de>
16074 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
16075 should be constants.
16076 * tree-cfg.c (verify_expr): Verify it.
16077 * fold-const.c (fold_truthop): Remove code generating
16078 BIT_FIELD_REFs of structure bases.
16079 (fold_binary): Likewise.
16080 (fold_ternary): Position and size of BIT_FIELD_REFs are
16081 always host integers.
16082 (make_bit_field_ref): Remove.
16083 (optimize_bit_field_compare): Remove.
16084 (all_ones_mask_p): Remove.
16086 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
16089 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
16090 (split_block_and_df_analyze): New. Split basic block and rebuild
16092 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
16094 (split_pattern_seq): Likewise.
16095 (erase_matching_seqs): Likewise.
16096 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
16098 2008-03-04 Geoff Keating <geoffk@apple.com>
16100 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
16101 declaration and code.
16102 (tree_invalid_nonnegative_warnv_p): Likewise.
16104 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
16106 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
16107 examples. Truncate option-names then causing overfull hbox.
16109 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16112 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
16114 * configure: Rebuilt.
16116 2008-03-04 Rafael Espindola <espindola@google.com>
16118 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
16119 (tree_unary_nonnegative_warnv_p): New.
16120 (tree_binary_nonnegative_warnv_p): New.
16121 (tree_single_nonnegative_warnv_p): New.
16122 (tree_invalid_nonnegative_warnv_p): New.
16123 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
16125 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16128 * opts.c (handle_option): Postpone 'unknown option' errors only for
16131 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
16134 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
16137 2008-03-04 Rafael Espindola <espindola@google.com>
16139 * fold-const.c (tree_unary_nonzero_warnv_p): New.
16140 (tree_binary_nonzero_warnv_p): New.
16141 (tree_single_nonzero_warnv_p): New.
16142 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
16144 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
16146 PR middle-end/35456
16147 * fold-const.c (fold_cond_expr_with_comparison): Prevent
16148 transformations for modes that have signed zeros.
16149 * ifcvt.c (noce_try_abs): Ditto.
16151 2008-03-04 Joseph Myers <joseph@codesourcery.com>
16153 * config/i386/i386.c (override_options): Force
16154 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
16156 2008-03-04 Jan Hubicka <jh@suse.cz>
16159 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
16162 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
16164 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
16165 label to probe the stack.
16167 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
16169 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
16170 (__gthr_win32_mutex_destroy): Declare.
16171 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
16172 __gthr_win32_mutex_destroy.
16173 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
16175 2008-03-03 Jan Hubicka <jh@suse.cz>
16178 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
16179 aggressive on inlining cold calls.
16181 2008-03-03 Richard Guenther <rguenther@suse.de>
16183 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
16184 struct copies into the expression table.
16185 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
16186 (try_to_simplify): Likewise.
16187 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
16188 integral and pointer arguments which do not change the
16189 precision to NOP_EXPRs.
16190 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
16191 VIEW_CONVERT_EXPR case.
16193 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
16195 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
16196 defined in a loop at depth 0 is invariant.
16197 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16198 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
16199 be called at loop depth 0.
16201 2008-03-02 Jakub Jelinek <jakub@redhat.com>
16204 * gcc.c (process_command): Update copyright notice dates.
16205 * gcov.c (print_version): Likewise.
16206 * gcov-dump.c (print_version): Likewise.
16207 * mips-tfile.c (main): Likewise.
16208 * mips-tdump.c (main): Likewise.
16210 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16213 * c-common.c (flag_permissive): Delete.
16214 (constant_expression_warnings): Check flags first.
16215 (constant_expression_error): New.
16216 * c-common.h (flag_permissive): Delete.
16217 (constant_expression_error): Declare.
16218 * flags.h (flag_permissive): Declare. Update description.
16219 * diagnostic.c (pedwarn): Update.
16221 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
16222 (permissive_error_kind): New.
16223 * toplev.c (flag_permissive): Define. Update description.
16224 * toplev.h (permissive_error_kind): Declare.
16225 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
16226 (pedwarn_c90): Use pedantic_warning_kind.
16227 * c-opts.c (c_common_post_options): flag_permissive does not affect
16228 flag_pedantic_errors.
16230 2008-03-02 Joseph Myers <joseph@codesourcery.com>
16232 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
16233 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
16234 __absvsi2, __absvDI2): Use unsigned arithmetic.
16236 2008-03-02 Andi Kleen <ak@suse.de>
16237 Richard Guenther <rguenther@suse.de>
16239 * struct-equiv.c: Remove file.
16240 * cfg_cleanup.c (condjump_equiv_p): Remove.
16241 * Makefile.in (OBJS-common): Remove struct-equiv.o.
16242 (struct-equiv.o): Remove rule.
16243 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
16244 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
16245 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
16247 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16249 * ifcvt.c (noce_process_if_block): Try to handle only the then
16250 block if the else block exists but isn't suitable.
16252 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
16255 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
16256 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
16257 regression from previous patch.
16259 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
16262 * gthr.h: Add __gthread_mutex_destroy as a function that must be
16264 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
16265 * gthr-single.h (__gthread_mutex_destroy): Likewise.
16266 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
16267 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
16268 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
16269 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
16270 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
16271 (__gthread_mutex_destroy_function): Rename to
16272 __gthread_mutex_destroy.
16273 * gthr-dce.h (__gthread_mutex_destroy): Call
16274 pthread_mutex_destroy.
16275 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
16276 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
16277 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
16279 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16281 * df-scan.c (df_ref_chain_change_bb): Simplify.
16282 (df_insn_change_bb): Add new_bb argument. Simplify. Call
16283 set_block_for_insn if there's any change.
16284 * df.h ((df_insn_change_bb): Fix prototype.
16285 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
16286 df_insn_change_bb, don't call set_block_for_insn.
16287 * emit-rtl.c (reorder_insns): Likewise.
16288 * haifa-sched.c (move_insn): Likewise.
16290 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16292 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
16294 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16296 * tree-flow-inline.h (next_readonly_imm_use): Return
16297 NULL_USE_OPERAND_P after the end.
16299 2008-03-01 Richard Guenther <rguenther@suse.de>
16301 PR tree-optimization/35411
16302 * tree-sra.c (sra_build_assignment): Split conversion to
16303 final type to a separate statement if we are not assigning
16306 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16308 * fold-const.c (fold_convertible_p): Correct the logic to follow
16309 that in fold_convert().
16311 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
16314 * tree-inline.c (build_duplicate_type): When we make a
16315 duplicate type, make it unique in the canonical types system.
16317 2008-02-29 Tom Tromey <tromey@redhat.com>
16319 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
16320 input_file_stack_history, input_file_stack_restored): Remove.
16321 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
16322 * input.h (struct file_stack): Remove.
16323 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
16324 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
16326 * diagnostic.h (struct diagnostic_context) <last_module>: Change
16328 (diagnostic_last_module_changed): Add 'map' argument.
16329 (diagnostic_set_last_function): Likewise.
16330 * diagnostic.c (undiagnostic_report_current_module): Iterate using
16331 line map, not input_file_stack.
16332 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
16334 2008-02-29 Paul Brook <paul@codesourcery.com>
16336 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
16338 2008-02-29 Paul Brook <paul@codesourcery.com>
16340 * config/arm/ieee754-df.S (muldf3): Use RET macros.
16342 2008-02-29 Richard Guenther <rguenther@suse.de>
16344 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
16346 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
16347 value for comparing for a store match.
16348 (simplify_unary_expression): Do nothing for SSA_NAMEs.
16349 (try_to_simplify): Do not do a full-blown reference lookup.
16351 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
16353 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
16354 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
16356 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
16358 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
16360 * tree-loop-linear.c (try_interchange_loops): Compare memory access
16361 strides against cache sizes.
16363 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
16365 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
16368 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
16370 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
16371 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
16372 is smaller than the original promoted value.
16373 (simplify_subreg): If OP is a SUBREG, try to preserve its
16374 SUBREG_PROMOTED_VAR_P information.
16376 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
16378 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
16379 (VN_INFO_GET): Allocate new objects on the obstack.
16380 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
16381 for rpo_numbers_temp, for consistency.
16382 (free_scc_vn): Free the obstack.
16384 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
16386 * doc/invoke.texi: Document -ftree-loop-distribution.
16387 * tree-loop-distribution.c: New.
16388 * tree-pass.h (pass_loop_distribution): New.
16389 * graphds.h (struct graph): Add htab_t indices.
16390 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
16391 * tree-vectorizer.c (rename_variables_in_loop): Extern.
16392 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
16393 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
16394 * tree-data-ref.c (debug_data_dependence_relations): New.
16395 (dump_data_dependence_relation): Also print data references.
16396 (free_data_ref): Extern.
16397 (same_access_functions): Moved...
16398 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
16399 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16400 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
16401 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
16402 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
16403 (stmts_from_loop): Skip LABEL_EXPR.
16404 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
16406 (build_rdg): Initialize rdg->indices htab.
16407 (free_rdg, stores_from_loop, ref_base_address,
16408 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
16409 have_similar_memory_accesses_1, ref_base_address_1,
16410 remove_similar_memory_refs): New.
16411 * tree-data-ref.h: Depend on tree-chrec.h.
16412 (debug_data_dependence_relations, free_data_ref): Declared.
16413 (same_access_functions): ... here.
16414 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
16416 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
16417 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
16418 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
16419 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16420 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
16421 rdg_vertex_for_stmt): Declared.
16422 (struct rdg_edge): Add level.
16424 (free_rdg, stores_from_loop, remove_similar_memory_refs,
16425 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
16427 (rdg_has_similar_memory_accesses): New.
16428 * tree-vect-analyze.c: Remove unused static decls.
16429 * lambda.h (dependence_level): New.
16430 * common.opt (ftree-loop-distribution): New.
16431 * tree-flow.h (mark_virtual_ops_in_bb,
16432 slpeel_tree_duplicate_loop_to_edge_cfg,
16433 rename_variables_in_loop): Declared.
16434 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
16435 (OBJS-common): Add tree-loop-distribution.o.
16436 (tree-loop-distribution.o): New rule.
16437 * tree-cfg.c (mark_virtual_ops_in_bb): New.
16438 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
16439 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
16441 2008-02-28 Joseph Myers <joseph@codesourcery.com>
16444 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
16445 other than structures and unions.
16447 2008-02-28 Richard Guenther <rguenther@suse.de>
16450 2008-02-26 Richard Guenther <rguenther@suse.de>
16452 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16453 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16454 (lookup_decl_from_uid): Declare.
16455 (remove_decl_from_map): Likewise.
16456 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16457 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16458 (decl_for_uid_map): New global hashtable mapping DECL_UID
16460 (init_ttree): Allocate it.
16461 (insert_decl_to_uid_decl_map): New helper function.
16462 (make_node_stat): Insert new decls into the map.
16463 (copy_node_stat): Likewise.
16464 (lookup_decl_from_uid): New function.
16465 (remove_decl_from_map): Likewise.
16466 (print_decl_for_uid_map_statistics): New helper.
16467 (dump_tree_statistics): Call it.
16469 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16470 (referenced_var_iterator): Adjust.
16471 (FOR_EACH_REFERENCED_VAR): Adjust.
16472 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16473 (num_referenced_vars): Adjust.
16474 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16475 (first_referenced_var): Remove.
16476 (end_referenced_vars_p): Likewise.
16477 (next_referenced_var): Likewise.
16478 (referenced_var_iterator_set): New helper function.
16479 * tree-dfa.c (referenced_var_lookup): Adjust.
16480 (referenced_var_check_and_insert): Likewise.
16481 (remove_referenced_var): Likewise.
16482 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16483 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16484 (verify_call_clobbering): Likewise.
16485 (verify_memory_partitions): Likewise.
16486 (init_tree_ssa): Allocate bitmap instead of hashtable for
16488 (delete_tree_ssa): Adjust.
16489 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16490 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16491 (compute_tag_properties): Likewise.
16492 (set_initial_properties): Likewise.
16493 (find_partition_for): Likewise.
16494 (update_reference_counts): Likewise.
16495 (dump_may_aliases_for): Likewise.
16496 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16497 (add_call_clobber_ops): Likewise.
16498 (add_call_read_ops): Likewise.
16499 (get_asm_expr_operands): Likewise.
16500 * tree-into-ssa.c (dump_decl_set): Likewise.
16501 (update_ssa): Likewise.
16502 * tree-sra.c (scan_function): Likewise.
16503 (decide_instantiations): Likewise.
16504 (scalarize_parms): Likewise.
16505 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16506 (dsa_named_for): Likewise.
16507 * tree-ssa-structalias.c (update_alias_info): Likewise.
16508 (merge_smts_into): Likewise.
16510 2008-02-27 David Daney <ddaney@avtrex.com>
16513 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
16514 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
16515 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
16516 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
16517 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
16519 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
16522 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
16523 (BUILT_IN_NEXTTOWARD): Remove.
16524 (BUILT_IN_NEXTTOWARDF): Ditto.
16525 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
16526 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
16528 2008-02-27 Tom Tromey <tromey@redhat.com>
16530 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
16531 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
16533 2008-02-27 Jan Beulich <jbeulich@novell.com>
16535 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
16536 update the respective field on newdecl.
16538 2008-02-27 Revital Eres <eres@il.ibm.com>
16540 PR rtl-optimization/34999
16541 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
16542 crossing edges that ends with a call insn.
16543 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
16544 call insn and clear the EDGE_CROSSING flag of the crossing edge
16545 when fixing fallthru edges.
16547 2008-02-27 Richard Guenther <rguenther@suse.de>
16549 PR middle-end/35390
16550 * fold-const.c (fold_unary): Return the correct argument,
16551 converted to the result type.
16553 2008-02-27 Richard Guenther <rguenther@suse.de>
16555 PR middle-end/34971
16556 * expr.c (expand_expr_real_1): Assert on rotates that operate
16558 * fold-const.c (fold_binary): Use the types precision, not the
16559 bitsize of the mode if folding rotate expressions. Build rotates
16560 only for full modes.
16562 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16564 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16565 and CPP_PRAGMA_EOL.
16566 * c-pragma.c (pragma_ns_name): New typedef.
16567 (registered_pp_pragmas): New variable.
16568 (c_pp_lookup_pragma): New function.
16569 (c_register_pragma_1): If flag_preprocess_only, do nothing
16570 for non-expanded pragmas, for expanded ones push pragma's
16571 namespace and name into registered_pp_pragmas vector.
16572 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16573 flag_preprocess_only, don't register GCC pch_preprocess
16574 pragma if flag_preprocess_only.
16575 * c-opts.c (c_common_init): Call init_pragma even if
16576 flag_preprocess_only.
16577 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16578 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16579 cpp_register_pragma if flag_preprocess_only.
16581 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16584 * c-parser.c (c_parser_translation_unit): Warn for empty
16585 translation unit, not empty source file.
16587 2008-02-26 Paul Brook <paul@codesourcery.com>
16589 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16590 operand for Thumb-2.
16591 * config/arm/arm.h (reg_class): Add CORE_REGS.
16592 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16593 (BASE_REG_CLASS): Use CORE_REGS.
16594 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16595 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16596 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16597 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16598 ARM_REGNO_OK_FOR_INDEX_P.
16599 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16600 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16601 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16602 (ldm/stm peepholes): Ditto.
16603 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16604 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16605 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16606 * config/arm/constraints.md: Enable "k" constraint on ARM.
16608 2008-02-27 Ben Elliston <bje@au.ibm.com>
16610 * config/rs6000/rs6000.c: Annotate cache line size field in all
16611 instances of struct processor_costs.
16613 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16615 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16616 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16617 jump_bypass): New counters.
16618 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16619 * dce.c (gate_ud_dce): Same.
16620 (gate_fast_dce): Same.
16621 * dse.c (gate_dse1): New function.
16622 (gate_dse2): New function.
16623 (gate_dse): Merge results of new gate functions.
16624 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16625 (gate_handle_jump_bypass): Add dbg_cnt.
16626 (gate_handle_gcse): Add dbg_cnt.
16627 * ifcvt.c (gate_handle_if_conversion): Same.
16628 (gate_handle_if_after_combine): Same.
16629 (gate_handle_if_after_reload): Same.
16630 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16632 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16634 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16636 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16638 2008-02-26 Jason Merrill <jason@redhat.com>
16641 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16642 alone if it's the naming decl for the type's main variant.
16644 2008-02-26 Tom Tromey <tromey@redhat.com>
16646 * system.h (USE_MAPPED_LOCATION): Poison.
16647 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16648 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16649 (make_goto_expr_edges): Likewise.
16650 (remove_bb): Likewise.
16651 (execute_warn_function_return): Likewise.
16652 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16654 * c-common.c (fname_decl): Remove old location code.
16655 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16657 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16659 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16660 (gen_rtx_ASM_INPUT): Likewise.
16661 (gen_rtx_ASM_INPUT_loc): Likewise.
16662 (get_rtx_asm_OPERANDS): Remove.
16663 * cfglayout.c (insn_locators_alloc): Remove old location code.
16664 (set_curr_insn_source_location): Likewise.
16665 (curr_insn_locator): Likewise.
16666 * print-tree.c (print_node): Remove old location code.
16667 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16668 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16669 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16670 location_from_locus.
16671 (construct_exit_block): Remove old location code.
16672 * emit-rtl.c (force_next_line_note): Remove old location code.
16673 * profile.c (branch_prob): Remove old location code.
16674 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16675 LOC_LINE): Remove old-location variants.
16676 * langhooks.c (lhd_print_error_function): Remove old location
16678 * configure, config.in: Rebuilt.
16679 * configure.ac (--enable-mapped-location): Remove.
16680 * c-decl.c (c_init_decl_processing): Remove old location code.
16681 (finish_function): Likewise.
16682 * recog.c (decode_asm_operands): Remove old location code.
16683 * c-pch.c (c_common_read_pch): Remove old location code.
16684 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16686 * gimple-low.c (lower_function_body): Remove old location code.
16687 * toplev.c (unknown_location): Remove.
16688 (push_srcloc): Remove old-location variant.
16689 (process_options): Remove old location code.
16690 (lang_dependent_init): Likewise.
16691 * input.h (UNKNOWN_LOCATION): Move definition.
16692 (location_t): Undeprecate.
16693 (source_locus): Remove.
16694 (location_from_locus): Remove.
16695 (struct location_s): Remove.
16696 Remove all old-location code.
16697 (input_line, input_filename): Remove.
16698 * final.c (final_scan_insn): Remove old location code.
16699 * diagnostic.c (diagnostic_build_prefix): Remove
16700 USE_MAPPED_LOCATION test.
16701 * tree.h (gimple_stmt) <locus>: Now a location_t.
16702 (tree_exp) <locus>: Likewise.
16703 (DECL_IS_BUILTIN): Remove old-location variant.
16704 (annotate_with_file_line, annotate_with_locus): Likewise.
16705 (expr_locus, set_expr_locus): Update.
16706 * tree.c (build1_stat): Remove old location code.
16707 (last_annotated_node): Remove.
16708 (annotate_with_file_line): Remove old-location variant.
16709 (annotate_with_locus): Likewise.
16710 (expr_location): Remove old location code.
16711 (set_expr_location): Likewise.
16712 (expr_has_location): Likewise.
16713 (expr_locus): Likewise.
16714 (set_expr_locus): Likewise.
16715 (expr_filename): Don't use location_from_locus.
16716 (expr_lineno): Likewise.
16717 * rtl-error.c (location_for_asm): Remove old location code.
16718 * c-lex.c (cb_line_change): Remove old location code.
16719 (fe_file_change): Likewise.
16720 (cb_def_pragma): Likewise.
16721 (c_lex_with_flags): Likewise.
16722 * gengtype.c (do_typedef): Don't special-case location types.
16723 (define_location_structures): Remove.
16724 (main): Don't call define_location_structures.
16725 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16728 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16731 * builtins.def (BUILT_IN_STDARG_START): Remove.
16732 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16733 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16734 * tree-inline.c (inline_forbidden_p_1): Likewise.
16736 2008-02-26 Richard Guenther <rguenther@suse.de>
16738 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16739 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16740 (lookup_decl_from_uid): Declare.
16741 (remove_decl_from_map): Likewise.
16742 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16743 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16744 (decl_for_uid_map): New global hashtable mapping DECL_UID
16746 (init_ttree): Allocate it.
16747 (insert_decl_to_uid_decl_map): New helper function.
16748 (make_node_stat): Insert new decls into the map.
16749 (copy_node_stat): Likewise.
16750 (lookup_decl_from_uid): New function.
16751 (remove_decl_from_map): Likewise.
16752 (print_decl_for_uid_map_statistics): New helper.
16753 (dump_tree_statistics): Call it.
16755 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16756 (referenced_var_iterator): Adjust.
16757 (FOR_EACH_REFERENCED_VAR): Adjust.
16758 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16759 (num_referenced_vars): Adjust.
16760 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16761 (first_referenced_var): Remove.
16762 (end_referenced_vars_p): Likewise.
16763 (next_referenced_var): Likewise.
16764 (referenced_var_iterator_set): New helper function.
16765 * tree-dfa.c (referenced_var_lookup): Adjust.
16766 (referenced_var_check_and_insert): Likewise.
16767 (remove_referenced_var): Likewise.
16768 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16769 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16770 (verify_call_clobbering): Likewise.
16771 (verify_memory_partitions): Likewise.
16772 (init_tree_ssa): Allocate bitmap instead of hashtable for
16774 (delete_tree_ssa): Adjust.
16775 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16776 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16777 (compute_tag_properties): Likewise.
16778 (set_initial_properties): Likewise.
16779 (find_partition_for): Likewise.
16780 (update_reference_counts): Likewise.
16781 (dump_may_aliases_for): Likewise.
16782 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16783 (add_call_clobber_ops): Likewise.
16784 (add_call_read_ops): Likewise.
16785 (get_asm_expr_operands): Likewise.
16786 * tree-into-ssa.c (dump_decl_set): Likewise.
16787 (update_ssa): Likewise.
16788 * tree-sra.c (scan_function): Likewise.
16789 (decide_instantiations): Likewise.
16790 (scalarize_parms): Likewise.
16791 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16792 (dsa_named_for): Likewise.
16793 * tree-ssa-structalias.c (update_alias_info): Likewise.
16794 (merge_smts_into): Likewise.
16796 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16799 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16800 * c-opts.c (c_common_handle_option): Wall enables
16801 Wvolatile-register-var.
16802 * common.opt: Move Wvolatile-register-var to...
16805 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16807 * common.opt (Wlarger-than=): New.
16808 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16810 * opts.c (common_handle_option): Handle -Wlarger-than=.
16811 * optc-gen.awk: Likewise.
16812 * opth-gen.awk: Likewise.
16813 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16814 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16816 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16818 * c-common.c (match_case_to_enum_1): Add appropriate
16819 OPT_W* parameter to warning.
16820 (c_do_switch_warnings): Likewise.
16821 * c-typeck.c (warning_init): Add one more parameter following
16822 'warning' function.
16823 (push_init_level): Update call to warning_init.
16824 (pop_init_level): Likewise.
16825 (add_pending_init): Likewise.
16826 (output_init_element: Likewise.
16828 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16831 * toplev.c (toplev_main): If there are warnings or error, print
16832 errors for ignored options.
16833 * opts.c (ignored_options): New static variable.
16834 (postpone_unknown_option_error): New.
16835 (print_ignored_options): New.
16836 (handle_option): Postpone errors for unknown -Wno-* options.
16837 * opts.h (print_ignored_options): Declare.
16839 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16841 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16844 2008-02-25 Richard Guenther <rguenther@suse.de>
16847 2008-02-25 Richard Guenther <rguenther@suse.de>
16849 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16850 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16851 (lookup_decl_from_uid): Declare.
16852 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16853 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16854 (decl_for_uid_map): New global hashtable mapping DECL_UID
16856 (init_ttree): Allocate it.
16857 (insert_decl_to_uid_decl_map): New helper function.
16858 (make_node_stat): Insert new decls into the map.
16859 (copy_node_stat): Likewise.
16860 (lookup_decl_from_uid): New function.
16861 (print_decl_for_uid_map_statistics): New helper.
16862 (dump_tree_statistics): Call it.
16864 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16865 (referenced_var_iterator): Adjust.
16866 (FOR_EACH_REFERENCED_VAR): Adjust.
16867 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16868 (num_referenced_vars): Adjust.
16869 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16870 (first_referenced_var): Remove.
16871 (end_referenced_vars_p): Likewise.
16872 (next_referenced_var): Likewise.
16873 (referenced_var_iterator_set): New helper function.
16874 * tree-dfa.c (referenced_var_lookup): Adjust.
16875 (referenced_var_check_and_insert): Likewise.
16876 (remove_referenced_var): Likewise.
16877 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16878 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16879 (verify_call_clobbering): Likewise.
16880 (verify_memory_partitions): Likewise.
16881 (init_tree_ssa): Allocate bitmap instead of hashtable for
16883 (delete_tree_ssa): Adjust.
16884 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16885 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16886 (compute_tag_properties): Likewise.
16887 (set_initial_properties): Likewise.
16888 (find_partition_for): Likewise.
16889 (update_reference_counts): Likewise.
16890 (dump_may_aliases_for): Likewise.
16891 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16892 (add_call_clobber_ops): Likewise.
16893 (add_call_read_ops): Likewise.
16894 (get_asm_expr_operands): Likewise.
16895 * tree-into-ssa.c (dump_decl_set): Likewise.
16896 (update_ssa): Likewise.
16897 * tree-sra.c (scan_function): Likewise.
16898 (decide_instantiations): Likewise.
16899 (scalarize_parms): Likewise.
16900 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16901 (dsa_named_for): Likewise.
16902 * tree-ssa-structalias.c (update_alias_info): Likewise.
16903 (merge_smts_into): Likewise.
16905 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16908 * doc/invoke.texi (-fcx-limited-range): Document new option.
16909 * toplev.c (process_options): Handle -fcx-fortran-rules.
16910 * common.opt: Add documentation for -fcx-fortran-rules.
16912 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16915 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16916 actual behaviour and C99.
16918 2008-02-26 Ben Elliston <bje@au.ibm.com>
16920 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16921 (ASM_CPU_POWER6_SPEC): Likewise.
16922 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16923 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16924 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16926 2008-02-25 Richard Guenther <rguenther@suse.de>
16928 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16929 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16930 (lookup_decl_from_uid): Declare.
16931 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16932 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16933 (decl_for_uid_map): New global hashtable mapping DECL_UID
16935 (init_ttree): Allocate it.
16936 (insert_decl_to_uid_decl_map): New helper function.
16937 (make_node_stat): Insert new decls into the map.
16938 (copy_node_stat): Likewise.
16939 (lookup_decl_from_uid): New function.
16940 (print_decl_for_uid_map_statistics): New helper.
16941 (dump_tree_statistics): Call it.
16943 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16944 (referenced_var_iterator): Adjust.
16945 (FOR_EACH_REFERENCED_VAR): Adjust.
16946 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16947 (num_referenced_vars): Adjust.
16948 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16949 (first_referenced_var): Remove.
16950 (end_referenced_vars_p): Likewise.
16951 (next_referenced_var): Likewise.
16952 (referenced_var_iterator_set): New helper function.
16953 * tree-dfa.c (referenced_var_lookup): Adjust.
16954 (referenced_var_check_and_insert): Likewise.
16955 (remove_referenced_var): Likewise.
16956 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16957 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16958 (verify_call_clobbering): Likewise.
16959 (verify_memory_partitions): Likewise.
16960 (init_tree_ssa): Allocate bitmap instead of hashtable for
16962 (delete_tree_ssa): Adjust.
16963 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16964 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16965 (compute_tag_properties): Likewise.
16966 (set_initial_properties): Likewise.
16967 (find_partition_for): Likewise.
16968 (update_reference_counts): Likewise.
16969 (dump_may_aliases_for): Likewise.
16970 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16971 (add_call_clobber_ops): Likewise.
16972 (add_call_read_ops): Likewise.
16973 (get_asm_expr_operands): Likewise.
16974 * tree-into-ssa.c (dump_decl_set): Likewise.
16975 (update_ssa): Likewise.
16976 * tree-sra.c (scan_function): Likewise.
16977 (decide_instantiations): Likewise.
16978 (scalarize_parms): Likewise.
16979 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16980 (dsa_named_for): Likewise.
16981 * tree-ssa-structalias.c (update_alias_info): Likewise.
16982 (merge_smts_into): Likewise.
16984 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16987 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16988 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16989 * alias.h (nonoverlapping_memrefs_p): Likewise.
16991 2008-02-25 Jan Beulich <jbeulich@novell.com>
16993 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16994 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16995 __emultls_get_address, __emultls_register_common,
16996 __floatundi?f, and _Unwind_GetIPInfo.
16997 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16998 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16999 (gen_regparm_prefix): Likewise.
17000 (i386_nlm_encode_section_info): Sync with
17001 config/i386/winnt.c:i386_pe_encode_section_info().
17002 (i386_nlm_maybe_mangle_decl_assembler_name): New.
17003 i386_nlm_mangle_decl_assembler_name): New.
17004 (netware_override_options): New.
17005 * config/i386/netware.h (netware_override_options): Declare.
17006 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
17007 (i386_nlm_mangle_decl_assembler_name): Declare.
17008 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
17010 2008-02-25 Ben Elliston <bje@au.ibm.com>
17013 * c-decl.c (grokdeclarator): Remove unused local variables
17014 `typedef_type' and `type_as_written'.
17016 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
17017 unused local variable `has_hot_blocks'.
17018 (fix_crossing_conditional_branches): Remove unused local variable
17021 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
17023 PR middle-end/19984
17024 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
17025 using DEF_C99_BUILTIN.
17026 (BUILT_IN_NANF): Ditto.
17027 (BUILT_IN_NANL): Ditto.
17029 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
17030 Revital Eres <eres@il.ibm.com>
17032 * modulo-sched.c (calculate_must_precede_follow): Address TODO
17033 regarding the order of two dependent insns in the same row.
17035 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
17037 * stor-layout.c (layout_decl): Do not bump the alignment of a
17038 bit-field to more than byte alignment if it is packed.
17040 2008-02-24 David Edelsohn <edelsohn@gnu.org>
17042 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
17045 2008-02-24 Diego Novillo <dnovillo@google.com>
17047 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
17050 * tree-vrp.c (vrp_evaluate_conditional): With
17051 -Wtype-limits, emit a warning when comparing against a
17052 constant outside the natural range of OP0's type.
17053 * c.opt (Wtype-limits): Move ...
17054 * common.opt (Wtype-limits): ... here.
17056 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
17058 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
17059 * config/rs6000/e300c2c3.md: New file.
17060 * config/rs6000/rs6000.c (processor_costs): Add new costs for
17062 (rs6000_override_options): Add e300c2 and e300c3 cases to
17063 processor_target_table. Do not allow usage of Altivec or Spe
17064 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
17065 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
17066 * config/rs6000/rs6000.h (processor_type): Add
17067 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
17068 (ASM_CPU_SPEC): Add e300c2 and e300c3.
17069 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
17070 and ppce300c3. Include e300c2c3.md.
17072 2008-02-23 David Edelsohn <edelsohn@gnu.org>
17074 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
17075 instead of TARGET_STRICT_ALIGN.
17077 2008-02-23 Joseph Myers <joseph@codesourcery.com>
17079 * explow.c (memory_address): Assert that the generated address is
17082 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17085 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
17086 * config/darwin-ppc-ldouble-patch.def: New file.
17087 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
17088 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
17089 SUBTARGET_INIT_BUILTINS if defined.
17090 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
17093 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
17096 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
17097 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
17099 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
17102 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
17103 file" warning condtional on -Winvalid-PCH.
17105 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
17107 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
17109 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
17113 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
17114 prevent reload from using MMX registers.
17115 (*mov<mode>_internal): Ditto.
17116 (*movv2sf_internal_rex64): Ditto.
17117 (*movv2sf_internal): Ditto.
17119 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17121 PR documentation/31569
17122 * doc/install.texi2html: Use makeinfo --no-number-sections.
17124 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17126 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
17127 ensure that we can address an entire entity > 8 bytes. Don't
17128 generate reg+reg addressing for such data.
17130 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17132 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
17133 strings when optimizing for size, unless the target cares about
17136 2008-02-22 Tom Tromey <tromey@redhat.com>
17138 * regclass.c (current_pass): Remove declaration.
17140 2008-02-22 Anatoly Sokolov <aesok@post.ru>
17142 * config/avr/libgcc.S (__RAMPZ__): Define.
17143 (__do_copy_data): Add for devices with 128KB code memory.
17145 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17147 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17149 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
17151 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
17153 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
17156 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17159 * c-typeck.c (build_binary_op): Warn about floating point
17160 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
17162 2008-02-21 Janis Johnson <janis187@us.ibm.com>
17165 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
17166 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
17168 (rs6000_override_options): Set altivec_abi as default, not override,
17169 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
17170 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
17171 is used; use new member spe_abi.
17172 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
17173 spe_abi and altivec_abi.
17175 2008-02-22 Tomas Bily <tbily@suse.cz>
17177 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
17179 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17182 * config.build (build_file_translate): Set to `CMD //c' only if
17184 * Makefile.in (build_file_translate): Improve comment.
17186 2008-02-21 Jan Hubicka <jh@suse.cz>
17188 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
17189 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
17190 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
17192 2008-02-21 Michael Matz <matz@suse.de>
17195 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
17197 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
17199 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
17200 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
17201 as insn constraint.
17202 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
17203 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
17204 SSE_VEC_FLOAT_MODE_P as insn constraint.
17205 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
17206 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
17207 sse4a_movntdf using MODEF mode iterator.
17208 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
17209 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
17210 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
17211 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
17212 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
17213 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
17214 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
17216 2008-02-21 Richard Guenther <rguenther@suse.de>
17218 * tree.def (PAREN_EXPR): New tree code.
17219 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
17221 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
17222 * expr.c (expand_expr_real_1): Likewise.
17223 * tree-inline.c (estimate_num_insns_1): Likewise.
17224 * tree-complex.c (expand_complex_move): Likewise.
17225 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
17228 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
17231 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
17233 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
17236 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
17238 * config/sh/sh.c (find_barrier): Don't go past
17239 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
17241 2008-02-20 DJ Delorie <dj@redhat.com>
17243 * config/h8300/h8300.md (insv): Force source operand to be a register.
17245 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
17246 as a jump, not as a plain insn.
17248 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
17250 * doc/invoke.texi (Warning Options): Add new option
17251 -Wframe-larger-than=.
17252 (-Wframe-larger-than): Document.
17254 * flags.h (warn_frame_larger_than, frame_larger_than_size):
17255 Add declarations for new option variables.
17257 * final.c (final_start_function): Check the frame size
17258 before emission and issue a Wframe-larger-than warning.
17260 * opts.c (warn_frame_larger_than, frame_larger_than_size):
17261 Add definitions for new option variables.
17262 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
17264 * common.opt (Wframe-larger-than=): New option.
17266 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
17268 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
17269 (<sse>_div<mode>3): Ditto.
17270 (<sse>_vmdiv<mode>3): Ditto.
17271 (<sse>_vmsqrt<mode>2): Ditto.
17272 (*smax<mode>3): Ditto.
17273 (sse5_frcz<mode>2): Ditto.
17274 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
17275 as insn constraint.
17277 2008-02-20 Richard Guenther <rguenther@suse.de>
17279 PR middle-end/35265
17280 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
17281 be happy with INTEGRAL_TYPE_P.
17283 2008-02-20 Richard Guenther <rguenther@suse.de>
17285 * fold-const.c (split_tree): Associate floatig-point expressions
17286 if flag_associative_math is set.
17288 2008-02-20 Richard Guenther <rguenther@suse.de>
17290 * tree.h (fold_real_zero_addition_p): Declare.
17291 * fold-const.c (fold_real_zero_addition_p): Export.
17292 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
17293 floating-point operations with zero and one.
17295 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
17297 * doc/install.texi: Correct references to CFLAGS, replacing them
17298 with BOOT_CFLAGS. Document flags used during bootstrap for
17301 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
17303 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
17304 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
17305 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
17307 (smin<mode>3): Ditto from similar patterns.
17308 (smax<mode>3): Ditto.
17309 (*ieee_smin<mode>3): Ditto.
17310 (*ieee_smax<mode>3): Ditto.
17311 * config/i386/sse.md (sse): New mode attribute.
17312 (mov<mode>): Macroize expander from movv4sf and movv2df using
17313 SSEMODEF2P mode iterator.
17314 (<sse>_movnt<mode>): Ditto from similar patterns. Use
17315 SSE_VEC_FLOAT_MODE_P as insn constraint.
17316 (storent<mode>): Ditto.
17317 (storent<mode>): Macroize expander from storentsf and storentdf using
17318 MODEF mode iterator.
17319 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
17320 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
17321 (abs<mode>2): Ditto from similar patterns.
17322 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
17323 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
17324 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
17325 (<sse>_vmsqrt<mode>2): Ditto.
17326 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
17327 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
17328 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
17329 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
17330 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
17331 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
17332 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
17334 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
17335 iterator and SSE_FLOAT_MODE_P as insn constraint.
17336 (<sse>_ucomi): Ditto from similar patterns.
17337 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
17338 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
17339 SSE_VEC_FLOAT_MODE_P as insn constraint.
17340 (vcond<mode>): Ditto from similar patterns.
17341 (and<mode>3, *and<mode>3): Ditto.
17342 (<sse>_nand<mode>3): Ditto.
17343 (ior<mode>3, *ior<mode>3): Ditto.
17344 (xor<mode>3, *xor<mode>3): Ditto.
17345 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
17346 iterator and SSE_FLOAT_MODE_P as insn constraint.
17347 (*nand<mode>3): Ditto from similar patterns.
17348 (*ior<mode>3): Ditto.
17349 (*xor<mode>3): Ditto.
17351 2008-02-20 Ira Rosen <irar@il.ibm.com>
17353 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
17354 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
17355 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
17357 2008-02-19 Jan Hubicka <jh@suse.cz>
17359 * predict.c (tree_bb_level_predictions): Remove variable next
17360 mistakely introduced by previous commit.
17362 2008-02-19 Jan Hubicka <jh@suse.cz>
17364 * predict.c (predict_paths_leading_to): Rewrite.
17365 (predict_paths_for_bb): New.
17366 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
17368 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17371 * Makefile.in (build_file_translate): New.
17372 (gcc-vers.texi): Use it for translating $(abs_srcdir).
17373 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
17374 * configure.ac (build_file_translate): Substitute it.
17375 * configure: Regenerate.
17377 2008-02-19 Jan Hubicka <jh@suse.cz>
17379 PR rtl-optimization/34408
17380 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
17383 2008-02-19 Jan Hubicka <jh@suse.cz>
17385 PR middle-end/28779
17386 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
17389 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
17392 * config/i386/i386-modes.def: Revert the last DI alignment
17393 change until Ada people can look into it.
17395 2008-02-19 Nick Clifton <nickc@redhat.com>
17397 * opts.c (print_specific_help): Fix typo in --help text.
17399 2008-02-19 Jakub Jelinek <jakub@redhat.com>
17402 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
17403 32-bit inline asm without asm alternatives for host GCC < 3.0.
17405 2008-02-19 Richard Guenther <rguenther@suse.de>
17407 PR tree-optimization/34989
17408 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
17409 Allow propagation to INDIRECT_REF if we can simplify only.
17411 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17413 * c-common.c (warn_for_collisions_1): Use appropriate option when
17416 2008-02-19 Nick Clifton <nickc@redhat.com>
17419 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
17420 (handle_options): Fix indentation.
17421 (print_filtered_help): If no language-specific options were
17422 displayed tell the user how to list all the options supported by
17423 the language's front-end.
17424 (print_specific_help): Fix indentation and remove duplicate line.
17425 (common_handle_option): Handle the -v option.
17426 For --help enable the display of undocumented options if the -v
17427 switch has been included on the command line.
17428 For --help= check for overlaps in the arguments between the option
17429 classes and the language names and issue a warning when they
17430 cannot be disambiguated.
17431 * c.opt (v): Pass on to the common option handler.
17433 2008-02-19 Revital Eres <eres@il.ibm.com>
17435 * modulo-sched.c (sms_schedule): Change dump message when
17436 create_ddg function fails.
17437 (try_scheduling_node_in_cycle): Rename row to cycle.
17438 (print_partial_schedule): Rename CYCLE to ROW.
17440 2008-02-19 Christian Bruel <christian.bruel@st.com>
17441 Zdenek Dvorak <ook@ucw.cz>
17443 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
17445 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17448 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
17449 (*x86_movdicc_0_m1_se): Ditto.
17451 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17453 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
17454 (CMPtype): Define as __gcc_CMPtype.
17455 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
17456 (CMPtype): Define as __gcc_CMPtype.
17458 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
17460 Support valgrind 3.3 for --enable-checking=valgrind.
17461 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
17463 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
17464 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
17465 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
17466 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
17467 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
17468 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
17469 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
17471 * ggc-zone.c: Similar.
17472 * ggc-page.c: Similar.
17474 2008-02-19 Paul Brook <paul@codesourcery.com>
17477 * config/arm/ieee754-df.S: Fix do_it typo.
17478 * config/arm/ieee754-sf.S: Fix do_it typo.
17480 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17483 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
17484 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
17485 (OPTION_MASK_ISA_SSE_SET): Likewise.
17486 (OPTION_MASK_ISA_SSE2_SET): Likewise.
17487 (OPTION_MASK_ISA_SSE3_SET): Likewise.
17488 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
17489 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
17490 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
17491 (OPTION_MASK_ISA_SSE4_SET): Likewise.
17492 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
17493 (OPTION_MASK_ISA_SSE5_SET): Likewise.
17494 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
17495 (OPTION_MASK_ISA_MMX_UNSET): Updated.
17496 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
17497 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17498 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17499 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17500 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17501 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17502 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17503 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
17504 (OPTION_MASK_ISA_SSE4): Removed.
17505 (ix86_handle_option): Turn on bits in ix86_isa_flags and
17506 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
17507 (override_options): Don't turn on implied SSE/MMX bits in
17510 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17512 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17515 2008-02-18 Joey Ye <joey.ye@intel.com>
17517 PR middle-end/34921
17518 * tree-nested.c (insert_field_into_struct): Set type alignment
17519 to field alignment if the former is less than the latter.
17521 2008-02-18 Jakub Jelinek <jakub@redhat.com>
17523 * BASE-VER: Set to 4.4.0.
17525 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17527 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
17528 * doc/cfg.texi: Likewise.
17529 * doc/extend.texi: Likewise.
17530 * doc/gty.texi: Likewise.
17531 * doc/invoke.texi: Likewise.
17532 * doc/loop.texi: Likewise.
17533 * doc/md.texi: Likewise.
17534 * doc/passes.texi: Likewise.
17535 * doc/rtl.texi: Likewise.
17536 * doc/sourcebuild.texi: Likewise.
17537 * doc/tm.texi: Likewise.
17538 * doc/tree-ssa.texi: Likewise.
17540 2008-02-17 Richard Guenther <rguenther@suse.de>
17542 PR middle-end/35227
17543 * tree-complex.c (init_parameter_lattice_values): Handle parameters
17544 without default definition.
17546 2008-02-17 Richard Guenther <rguenther@suse.de>
17548 PR tree-optimization/35231
17549 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17552 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17555 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17556 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17557 libgcc_cmp_return mode.
17559 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17562 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17564 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17566 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17569 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17571 * doc/c-tree.texi: Use `@.' where appropriate.
17572 * doc/extend.texi: Likewise.
17573 * doc/install.texi: Likewise.
17574 * doc/invoke.texi: Likewise.
17575 * doc/loop.texi: Likewise.
17576 * doc/makefile.texi: Likewise.
17577 * doc/md.texi: Likewise.
17578 * doc/passes.texi: Likewise.
17579 * doc/standards.texi: Likewise.
17580 * doc/tm.texi: Likewise.
17582 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17584 PR middle-end/35196
17585 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17587 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17588 rather than in entry_bb.
17590 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17592 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17593 libgcc_cmp_return mode.
17595 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17597 PR middle-end/35130
17598 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17599 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17601 2008-02-15 Richard Guenther <rguenther@suse.de>
17602 Zdenek Dvorak <ook@ucw.cz>
17604 PR tree-optimization/35164
17605 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17606 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17607 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17608 Only propagate addresses which do not have abnormal SSA_NAMEs
17611 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17614 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17616 2008-02-15 Jan Hubicka <jh@suse.cz>
17618 PR middle-end/35149
17619 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17621 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17623 PR middle-end/34621
17624 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17625 when calculating alignment_pad.
17627 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17629 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17630 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17631 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17632 and STACK_BOUNDARY define.
17634 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17636 PR preprocessor/35061
17637 * c-pragma.c (handle_pragma_pop_macro): Check that
17638 pushed_macro_table has been allocated.
17640 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17642 PR middle-end/35136
17643 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17644 (force_gimple_operand): Likewise.
17645 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17646 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17647 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17648 (find_interesting_uses_address): Check addressability and alignment
17649 of the base expression only after substituting bases of IVs into it.
17651 2008-02-14 Michael Matz <matz@suse.de>
17654 * function.c (instantiate_virtual_regs_in_insn): Reload address
17655 before falling back to reloading the whole operand.
17657 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17659 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17660 before the first section switch note.
17662 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17664 * doc/bugreport.texi: Update copyright years.
17665 * doc/c-tree.texi: Likewise.
17666 * doc/cfg.texi: Likewise.
17667 * doc/cpp.texi: Likewise.
17668 * doc/cppinternals.texi: Likewise.
17669 * doc/fragments.texi: Likewise.
17670 * doc/frontends.texi: Likewise.
17671 * doc/gcc.texi: Likewise.
17672 * doc/gty.texi: Likewise.
17673 * doc/hostconfig.texi: Likewise.
17674 * doc/implement-c.texi: Likewise.
17675 * doc/libgcc.texi: Likewise.
17676 * doc/loop.texi: Likewise.
17677 * doc/makefile.texi: Likewise.
17678 * doc/options.texi: Likewise.
17679 * doc/passes.texi: Likewise.
17680 * doc/rtl.texi: Likewise.
17681 * doc/sourcebuild.texi: Likewise.
17682 * doc/standards.texi: Likewise.
17683 * doc/tree-ssa.texi: Likewise.
17684 * doc/trouble.texi: Likewise.
17686 * doc/extend.texi: Use @: or add comma where appropriate.
17687 * doc/invoke.texi: Likewise.
17688 * doc/tm.texi: Likewise.
17690 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17693 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17696 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17698 * doc/md.texi (clz, ctz): Add reference.
17699 * doc/rtl.texi (clz, ctz): Likewise.
17701 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17704 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17707 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17709 * config/s390/s390.c (struct constant_pool): New field
17710 emit_pool_after added.
17711 (s390_mainpool_start): Set the emit_pool_after flag according
17712 to the section switch notes.
17713 (s390_mainpool_finish): Consider emit_pool_after when emitting
17714 the literal pool at the end of the function.
17715 (s390_chunkify_start): Force literal pool splits at section
17718 2008-02-13 Michael Matz <matz@suse.de>
17721 * var-tracking.c (clobber_variable_part): Correctly traverse the
17724 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17727 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17728 Add -fdump-ipa-inline.
17729 * tree-dump.c (dump_files): Remove tree-inlined dump.
17730 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17732 2008-02-12 Richard Guenther <rguenther@suse.de>
17734 PR tree-optimization/35171
17735 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17738 2008-02-12 Richard Guenther <rguenther@suse.de>
17740 PR middle-end/35163
17741 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17742 value-preserving mode. Disallow final truncation.
17744 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17746 PR middle-end/35136
17747 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17748 code from here to...
17749 (force_gimple_operand): ...here.
17751 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17754 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17755 non-compatible pointers.
17756 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17757 different FIELD_DECLs, try harder by comparing field offsets, sizes
17760 PR inline-asm/35160
17761 * function.c (match_asm_constraints_1): Don't replace the same input
17764 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17766 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17767 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17768 (expand_epilogue): Restore RAMPZ register.
17769 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17771 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17773 * config/i386/cygwin.asm: (__alloca): Correct calling
17774 convention and alignment.
17775 (__chkstk): Force 8 byte stack alignment.
17777 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17778 Richard Guenther <rguenther@suse.de>
17780 PR tree-optimization/33992
17781 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17782 the zero we compare against.
17784 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17786 PR libfortran/35063
17787 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17788 to CloseHandle after unlocking to prevent accumulation of handle
17791 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17793 PR middle_end/34150
17794 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17795 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17796 and update LABEL_NUSES during and after reload.
17798 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17800 PR middle-end/34627
17801 * combine.c (simplify_if_then_else): Make sure the comparison is
17802 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17804 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17807 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17808 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17809 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17810 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17811 * tree.h (get_type_static_bounds): Likewise.
17813 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17815 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17816 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17817 Make -Wfoo language annotations match what the compiler outputs.
17819 2008-02-08 Sa Liu <saliu@de.ibm.com>
17821 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17822 intrinsics spu_convts, spu_convtu, spu_convtf.
17824 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17826 * doc/extend.texi (Function Attributes) <noinline>: Mention
17827 asm ("") as method to keep calls.
17829 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17832 * doc/options.texi (Options): Replace references to opts.sh with
17834 * opts-common.c: Likewise.
17835 * optc-gen.awk: Likewise.
17837 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17839 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17841 2008-02-07 Richard Henderson <rth@redhat.com>
17844 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17845 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17848 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17850 PR tree-optimization/35085
17851 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17852 for operand entry oe2 in addition to operand entry oe3 in order to
17853 expose more opportunities for vectorizer sum reduction.
17855 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17858 * Makefile.in (LIBS): Remove $(GMPLIBS).
17859 (cc1-dummy, cc1): Add $(GMPLIBS).
17861 2008-02-06 Jan Hubicka <jh@suse.cz>
17864 * i386.md (moddf_integer): Do not produce partial memory stalls for
17865 targets where it hurts.
17867 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17870 * optabs.c (expand_float): Do not check for decimal modes when
17871 expanding unsigned integer through signed conversion.
17873 2008-02-06 Nick Clifton <nickc@redhat.com>
17875 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17876 inside the clobber with a match_operand and duplicated operand
17877 number in the constraint.
17878 (ineqbranchsi): Delete redundant comment.
17880 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17882 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17883 builtin_define ("__USE_INIT_FINI__").
17884 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17886 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17888 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17890 PR documentation/30330
17891 * doc/invoke.texi (C++ Dialect Options)
17892 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17893 For each warning option -Wfoo that allows -Wno-foo, ensure both
17894 -Wfoo and -Wno-foo are listed in the option index. Fix index
17895 entry of -Wswitch-default, index -Wnormalized= including the
17896 `=', and -Wlarger-than-@var{len} including @var{len}.
17898 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17900 * config/i386/i386.md (floatunssisf2): Use
17901 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17902 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17903 Macroize expander using MODEF mode iterator.
17905 2008-02-05 Diego Novillo <dnovillo@google.com>
17907 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17910 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17912 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17915 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17917 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17920 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17921 to indicate if a message should be generated.
17922 (init_cumulative_args): Updated.
17923 (function_value_32): Likewise.
17925 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17927 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17929 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17932 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17933 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17935 2008-02-04 Diego Novillo <dnovillo@google.com>
17937 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17940 * tree-vrp.c (vrp_evaluate_conditional): With
17941 -Wtype-limits, emit a warning when comparing against a
17942 constant outside the natural range of OP0's type.
17944 2008-02-04 Richard Guenther <rguenther@suse.de>
17946 PR middle-end/33631
17947 * expr.c (count_type_elements): Give for unions instead of
17950 2008-02-04 Richard Guenther <rguenther@suse.de>
17952 PR middle-end/35043
17953 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17954 to TYPE_DOMAINs base type instead of using bitsizetype here.
17956 2008-02-03 Jason Merrill <jason@redhat.com>
17958 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17960 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17963 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17964 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17965 (RS/6000 and PowerPC Options): Fix typos and markup.
17966 * doc/passes.texi (Tree-SSA passes): Likewise.
17968 2008-02-02 Michael Matz <matz@suse.de>
17971 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17972 from record_last_reg_set_info.
17973 (record_last_reg_set_info): Take an RTX argument, iterate over all
17974 constituent hardregs.
17975 (record_last_set_info, record_opr_changes): Change calls to
17976 new signature or to record_last_reg_set_info_regno.
17978 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17980 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17982 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17984 PR rtl-optimization/34773
17985 * reg-notes.def (EQUAL): Mention significance of combination of
17986 REG_EQUAL and REG_RETVAL.
17987 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17988 insn that has a REG_RETVAL.
17990 2008-02-01 Roger Sayle <roger@eyesopen.com>
17993 * configure.ac (--enable-fixed-point): Disable unless explicitly
17995 * configure: Regenerate.
17997 2008-02-01 Richard Guenther <rguenther@suse.de>
18000 * invoke.texi (-finline-limit): Remove no longer true parts
18001 of the documentation. Note that there is no default value.
18003 2008-02-01 Andrew Pinski <pinskia@gmail.com>
18004 Mark Mitchell <mark@codesourcery.com>
18005 Ben Elliston <bje@au.ibm.com>
18008 * doc/extend.texi (Other Builtins): Document.
18010 2008-01-31 Tom Browder <tom.browder@gmail.com>
18012 * doc/c-tree.texi (Types): Fix grammar.
18013 (Expression trees): Ditto.
18014 * doc/passes.texi (Tree-SSA passes): Ditto.
18016 * doc/configterms.texi (Configure Terms): Fix typo.
18017 * doc/cpp.texi (Common Predefined Macros): Ditto.
18018 * doc/md.texi (Machine Constraints): Ditto.
18020 * doc/makefile.texi (Makefile): Add comma.
18022 2008-01-31 Tom Browder <tom.browder@gmail.com>
18023 Gerald Pfeifer <gerald@pfeifer.com>
18025 * doc/sourcebuild.texi (Front End): Remove references to CVS
18026 and CVSROOT/modules.
18027 (Texinfo Manuals): Replace reference to CVS by one to SVN.
18028 (Back End): Remove reference to CVS.
18030 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
18033 * config/mips/mips.c (gen_load_const_gp): New function, taking a
18035 (mips16_gp_pseudo_reg): ...here.
18036 * config/mips/mips.md (load_const_gp): Replace with...
18037 (load_const_gp_<mode>): ...this :P-based insn.
18039 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18041 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
18042 options. Minor fixes.
18043 (-std): Move reference to standards closer to where language
18044 standards are first mentioned.
18046 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
18048 PR rtl-optimization/34995
18049 * reload.c (alternative_allows_const_pool_ref): Take an rtx
18050 parameter and return a bool. If the rtx parameter is nonnull,
18051 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
18052 (find_reloads): Update call accordingly. Pass the new operand
18053 if it needed no address reloads, otherwise pass null.
18055 2008-01-30 Richard Henderson <rth@redhat.com>
18058 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
18059 for unbounded arrays.
18061 2008-01-30 Silvius Rus <rus@google.com>
18063 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
18065 2008-01-30 Jan Hubicka <jh@suse.cz>
18068 * i386.c (init_cumulative_args): Use real function declaration when
18071 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
18073 PR rtl-optimization/34998
18074 * global.c (build_insn_chain): Treat non-subreg_lowpart
18075 SUBREGs of pseudos as clobbering all the words covered by the
18076 SUBREG, not just all the bytes.
18077 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
18078 original df_ref rather than an extract parameter.
18079 (global_conflicts): Update call accordingly.
18081 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
18083 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
18084 the overflow check to make it easier to read.
18085 (__fixtfdi): Change the type of the ll member in union
18086 long_double to UDItype_x.
18088 2008-01-30 Jakub Jelinek <jakub@redhat.com>
18090 PR middle-end/34969
18091 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
18092 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
18093 * tree-inline.c (fold_marked_statements): Call
18094 cgraph_update_edges_for_call_stmt if folding a call statement.
18095 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
18096 debug_generic_stmt calls, reset it back afterwards.
18099 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
18101 * c-typeck.c (build_external_ref): Don't pedwarn about
18102 static vars in current function's scope.
18104 2008-01-29 Joseph Myers <joseph@codesourcery.com>
18106 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
18108 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
18111 * ipa-struct-reorg.c: Fix spelling.
18112 * params.def: Ditto.
18114 2008-01-29 Richard Guenther <rguenther@suse.de>
18116 PR middle-end/35006
18117 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
18119 * tree-inline.c (remap_type): Increment remapping_type_depth
18120 around remapping types.
18121 (copy_body_r): Only add referenced variables if they are referenced
18122 from code, not types.
18124 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
18135 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
18136 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
18138 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
18141 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
18142 pointer for tiny stack.
18144 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
18146 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
18148 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
18150 * config/vx-common.h: Fix typo in comment.
18152 2008-01-28 Ian Lance Taylor <iant@google.com>
18156 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
18157 coalesce pointers if they have different DECL_NO_TBAA_P values.
18158 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
18159 between variables with different DECL_NO_TBAA_P values.
18161 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
18164 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
18165 are not legitimate small data references on SPE targets.
18167 2008-01-28 David Daney <ddaney@avtrex.com>
18169 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
18171 2008-01-28 David Daney <ddaney@avtrex.com>
18173 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
18175 2008-01-27 Joseph Myers <joseph@codesourcery.com>
18177 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
18178 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
18179 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
18180 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
18181 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
18182 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
18183 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
18184 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
18186 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
18188 * basic-block.h (condjump_equiv_p): Fix comment.
18190 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
18192 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
18193 print_generic_stmt_indented): Fix comment.
18195 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
18197 * configure.ac (__stack_chk_fail): Add detecion for availability
18198 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
18199 * configure: Regenerate.
18201 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
18203 PR middle-end/34688
18204 * final.c (output_addr_const): Handle TRUNCATE.
18206 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
18209 * tree-ssa-loop-ivopts.c (comp_cost): New type.
18210 (zero_cost, infinite_cost): New constants.
18211 (struct cost_pair): Change type of cost to comp_cost.
18212 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
18213 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
18215 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
18216 split_address_cost, ptr_difference_cost, difference_cost,
18217 get_computation_cost_at, get_computation_cost,
18218 determine_use_iv_cost_generic, determine_use_iv_cost_address,
18219 determine_use_iv_cost_condition, determine_use_iv_costs,
18220 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
18221 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
18222 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
18223 Change type of cost to comp_cost.
18224 (determine_iv_cost): Increase cost of non-original ivs, instead
18225 of decreasing the cost of original ones.
18226 (get_address_cost): Indicate the complexity of the addressing mode
18228 (try_add_cand_for): Prefer using ivs not specific to some object.
18229 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
18231 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
18232 Janis Johnson <janis187@us.ibm.com>
18235 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
18236 (TARGET_INSTANTIATE_DECLS): Likewise.
18237 * target.h (expand_to_rtl_hook): New target hook.
18238 (instantiate_decls): Likewise.
18239 * function.c (instantiate_decl): Make non-static. Rename to...
18240 (instantiate_decl_rtl): ... this.
18241 (instantiate_expr): Use instantiate_decl_rtl.
18242 (instantiate_decls_1): Likewise.
18243 (instantiate_decls): Likewise.
18244 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
18245 * function.h (instantiate_decl_rtl): Add prototype.
18246 * cfgexpand.c (target.h): New include.
18247 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
18248 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
18249 (TARGET_INSTANTIATE_DECLS): Likewise.
18250 (TARGET_INITIALIZER): New target hooks added.
18251 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
18253 * config/rs6000/rs6000.c (tree-flow.h): New include.
18254 (machine_function): Add sdmode_stack_slot field.
18255 (rs6000_alloc_sdmode_stack_slot): New function.
18256 (rs6000_instantiate_decls): Likewise.
18257 (rs6000_secondary_memory_needed_rtx): Likewise.
18258 (rs6000_check_sdmode): Likewise.
18259 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
18260 (TARGET_INSTANTIATE_DECLS): Likewise.
18261 (rs6000_hard_regno_mode_ok): Allow SDmode.
18262 (num_insns_constant): Likewise. Handle _Decimal32 constants.
18263 (rs6000_emit_move): Handle SDmode.
18264 (function_arg_advance): Likewise.
18265 (function_arg): Likewise.
18266 (rs6000_gimplify_va_arg): Likewise. Add special handling of
18267 SDmode var args for 32-bit compiles.
18268 (rs6000_secondary_reload_class): Handle SDmode.
18269 (rs6000_output_function_epilogue): Likewise.
18270 (rs6000_function_value): Simplify if statement.
18271 (rs6000_libcall_value): Likewise.
18272 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
18273 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
18274 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
18275 (movsd_hardfloat): New define_insn.
18276 (movsd_softfloat): Likewise.
18277 (movsd_store): Likewise.
18278 (movsd_load): Likewise.
18279 (extendsddd2): Likewise.
18280 (extendsdtd2): Likewise.
18281 (truncddsd2): Likewise.
18282 (movdd_hardfloat64): Fixup comment.
18283 (UNSPEC_MOVSD_LOAD): New constant.
18284 (UNSPEC_MOVSD_STORE): Likewise.
18286 2008-01-26 Jakub Jelinek <jakub@redhat.com>
18289 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
18291 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
18292 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
18293 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
18294 and TRUTH_XOR_EXPR.
18296 2008-01-26 David Edelsohn <edelsohn@gnu.org>
18299 * config.gcc: Separate AIX 5.3 from AIX 6.1.
18300 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18301 __LONGDOUBLE128 too.
18302 * config/rs6000/aix61.h: New file.
18304 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
18306 PR rtl-optimization/34959
18307 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
18308 popcount and parity rtxes the same mode as their operand.
18309 Truncate or extend the result to the return value's mode
18312 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
18315 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
18316 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
18317 to GOT_VERSION_REGNUM.
18318 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
18319 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
18320 * config/mips/mips.c (mips_emit_call_insn): New function.
18321 (mips_call_tls_get_addr): Call mips_expand_call directly.
18322 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
18324 (mips16_build_call_stub): Likewise. Return the call insn or null.
18325 (mips_expand_call): Update the call to mips16_build_call_stub
18326 accordingly and a remove redundant condition. Assert that MIPS16
18327 stubs do not use lazy binding. Use mips_emit_call_insn and return
18329 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
18331 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
18332 (mips_avoid_hazard): Remove hazard_set handling.
18333 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
18334 (UNSPEC_RESTORE_GP): ...this.
18335 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
18336 (FAKE_CALL_REGNO): Rename to...
18337 (GOT_VERSION_REGNUM): ...this.
18338 (type): Add "ghost" value. Add an associated insn reservation.
18339 (hazard_set): Remove.
18340 (exception_receiver): Rename to...
18341 (restore_gp): ...this and update the unspec identifier accordingly.
18342 (exception_receiver, nonlocal_got_receiver): New expanders.
18343 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
18344 FAKE_CALL_REGNO. Remove hazard_set attribute.
18345 (set_got_version, update_got_version): New patterns.
18347 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
18350 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
18352 2008-01-25 Joseph Myers <joseph@codesourcery.com>
18355 * doc/install.texi2html: Generate gcc-vers.texi.
18357 2008-01-25 DJ Delorie <dj@redhat.com>
18359 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
18361 2008-01-25 Joseph Myers <joseph@codesourcery.com>
18363 * config/c4x: Remove directory.
18364 * config.gcc (crx-*, mt-*): Mark obsolete.
18365 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
18366 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
18367 sh-*-rtemscoff*): Remove cases.
18368 * defaults.h (C4X_FLOAT_FORMAT): Remove.
18369 * real.c (encode_c4x_single, decode_c4x_single,
18370 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
18371 c4x_extended_format): Remove.
18372 * real.h (c4x_single_format, c4x_extended_format): Remove.
18373 * doc/extend.texi (interrupt, naked): Remove mention of attributes
18375 (Pragmas): Remove comment about c4x pragmas.
18376 * doc/install.texi (c4x): Remove target-specific instructions.
18377 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
18378 * doc/md.texi (Machine Constraints): Remove C4x documentation.
18379 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
18380 refer to C4x source files as examples.
18381 (C4X_FLOAT_FORMAT): Remove documentation.
18383 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
18385 * config/bfin/bfin.c (override_options): Reorder tests so that
18386 flag_pic gets enabled for -msep-data.
18388 2008-01-25 Richard Guenther <rguenther@suse.de>
18390 PR middle-end/32244
18391 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
18392 to its bitfield precision if required.
18394 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18396 PR middle-end/33880
18397 * tree-nested.c (walk_omp_for): New function.
18398 (convert_nonlocal_reference, convert_local_reference): Call
18399 walk_omp_for on OMP_FOR.
18400 (convert_call_expr): Call walk_body on OMP_FOR's
18401 OMP_FOR_PRE_INIT_BODY.
18403 2008-01-25 Richard Guenther <rguenther@suse.de>
18405 PR tree-optimization/34966
18406 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
18407 default defs and PHI_NODEs we have to insert after the
18408 defining statement.
18410 2008-01-24 Nick Clifton <nickc@redhat.com>
18412 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
18413 Provide a default definition.
18414 (LIBGCC2_UNITS_PER_WORD): Likewise.
18416 * config/stormy16/stormy16.c: Include df.h for the prototype
18417 for df_regs_ever_live_p.
18418 (xstormy16_expand_builtin_va_start): Convert the stack offset
18419 into a component_ref and then use POINTER_PLUS_EXPR to add it
18420 to the incoming_virtual_args_rtx.
18421 (xstormy16_gimplify_va_arg_expr): Rename to
18422 xstormy16_gimplify_va_arg_expr.
18423 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
18424 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
18425 xstormy16_gimplify_va_arg_expr.
18426 Fix up some formatting issues.
18428 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
18429 Move to predicates.md.
18430 (xs_hi_general_operand): Likewise.
18431 (xs_hi_nonmemory_operand): Likewise.
18432 * config/stormy16/predicates.md:
18433 (xstormy16_carry_plus_operand): New predicate.
18434 (xs_hi_general_operand): New predicate.
18435 (xs_hi_nonmemory_operand): New predicate.
18436 * config/stormy16/stormy16-protos.h:
18437 (xstormy16_carry_plus_operand): Delete prototype.
18438 (xs_hi_general_operand): Likewise.
18439 (xs_hi_nonmemory_operand): Likewise.
18441 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
18442 modifiers as they are no longer needed and they can trigger
18443 reload spill failures.
18445 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
18446 with a match_operand in order to help reload.
18448 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
18449 constraint with 'e' for the 8th alternative as this version of
18450 the mov.w instruction only accepts the lower 8 registers.
18452 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
18455 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
18456 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
18459 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18461 PR middle-end/33333
18462 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
18464 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18466 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
18468 (remove_structure): Update allocations list before removing structure.
18470 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18472 * ipa-struct-reorg.c (is_safe_cond_expr,
18473 create_new_stmts_for_cond_expr): Use integer_zerop function,
18474 that recognize not only zero-pointer, but zero-integer too.
18476 2008-01-25 Ben Elliston <bje@au.ibm.com>
18479 * fixproto: Escape "." in sed expression that strips leading "./".
18481 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
18484 * gcc.c (SWITCH_OK): Removed.
18485 (SWITCH_LIVE): Changed to bit.
18486 (SWITCH_FALSE): Likewise.
18487 (SWITCH_IGNORE): Likewise.
18488 (switchstr): Change live_cond to unsigned int.
18489 (process_command): Replace SWITCH_OK with 0.
18490 (do_self_spec): Likewise.
18491 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
18492 (give_switch): Likewise.
18493 (used_arg): Likewise.
18494 (do_spec_1): Set the SWITCH_IGNORE bit.
18495 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
18496 bits. Set the SWITCH_LIVE bit.
18498 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18500 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
18502 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
18504 PR tree-optimization/34472
18505 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
18506 parameter to a "bool *" and set *DATA to false if there is
18507 an unsafe access. Do not delete the structure here.
18508 (check_cond_exprs): Delete it here instead.
18509 (check_cond_exprs, exclude_cold_structs): Do not increase
18510 I when removing a structure.
18512 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
18515 * config/i386/i386.c (ix86_expand_vector_init): Consider only
18516 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
18518 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
18520 PR middle-end/34934
18521 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
18522 a fixed vector for stack.
18524 2008-01-24 Ben Elliston <bje@au.ibm.com>
18527 * doc/gcc.texi (Software development): Add a direntry for g++.
18529 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
18531 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
18532 stale and straggling -fforce-addr comments above.
18534 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
18536 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
18537 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
18539 2008-01-23 Michael Matz <matz@suse.de>
18542 * dwarf2out.c (force_type_die): Use modified_type_die instead of
18545 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
18547 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
18548 malloc result type.
18550 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18552 * config/avr/avr.c (avr_current_arch): New variable.
18553 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18554 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18555 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18556 (avr_override_options): Init 'avr_current_arch'.
18557 (base_arch_s): Move from here...
18558 * config/avr/avr.h (base_arch_s): ... here. Add new members
18559 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18560 'mega' to 'have_jmp_call'.
18561 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18562 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18564 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18566 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18567 MULTILIB_MATCHES): Ditto.
18569 2008-01-23 Richard Guenther <rguenther@suse.de>
18571 PR middle-end/31529
18572 * cgraphunit.c (cgraph_reset_node): Always mark the node
18573 not reachable if it is not queued already.
18575 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18577 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18578 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18579 (cputype_selected): New static variable.
18580 (bfin_handle_option): Set it if -mcpu is used.
18581 (override_option): Select default set of workarounds if no cpu type
18582 selected on the command line.
18583 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18585 From Michael Frysinger <michael.frysinger@analog.com>
18586 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18587 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18589 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18590 for bf547, bf523, bf524, and bf526.
18591 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18593 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18594 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18595 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18596 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18597 * doc/invoke.texi (Blackfin Options): Document that
18598 -mcpu now accept bf547, bf523, bf524, and bf526.
18600 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18602 PR rtl-optimization/34628
18603 * combine.c (try_combine): Stop and undo after the first combination
18604 if an autoincrement side-effect on the first insn has effectively
18607 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18610 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18611 Offset addresses are not valid for Altivec or paired float modes.
18613 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18616 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18617 if DECL_INITIAL (decl) is error_mark_node.
18620 * c-common.c (handle_vector_size_attribute): Only allow
18621 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18622 the same way as pointer, array etc. types.
18623 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18626 * tree.c (build_type_attribute_qual_variant): Call
18627 build_qualified_type if attributes are equal, but quals are not.
18629 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18632 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18633 * flags.h (warn_strict_aliasing): Remove.
18634 (warn_strict_overflow): Remove.
18635 * opts.c (warn_strict_aliasing): Remove.
18636 (warn_strict_overflow): Remove.
18637 * c-opts.c (c_common_handle_option): -Wall only sets
18638 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18639 (c_common_post_options): Give default values to -Wstrict-aliasing
18640 and -Wstrict-overflow if they are uninitialized.
18641 * common.opt (Wstrict-aliasing): Specify Var and Init.
18642 (Wstrict-overflow): Likewise.
18644 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18646 PR rtl-optimization/26854
18647 PR rtl-optimization/34400
18648 PR rtl-optimization/34884
18649 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18651 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18652 (df_rd_bb_info.expanded_lr_out): Deleted
18653 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18654 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18655 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18656 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18657 Removed code to allocate, initialize or free expanded_lr_out.
18658 (df_rd_bb_local_compute_process_def): Restructured to make more
18660 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18661 sets if the sets are being trimmed.
18663 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18666 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18667 (as_vers): Likewise.
18668 * configure: Regenerated.
18670 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18672 PR middle-end/33092
18673 * tree-pass.h (pass_build_alias): New pass.
18674 * tree-ssa-alias.c (gate_build_alias): New.
18675 (pass_build_alias): New.
18676 * passes.c (init_optimization_passes): Add pass_build_alias after
18677 pass_create_structure_vars.
18679 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18681 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18682 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18683 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18684 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18685 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18686 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18687 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18688 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18689 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18690 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18691 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18692 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18693 * config/s390/s390.md (FP_ALL): New mode iterator.
18694 (_d): New mode attribute.
18695 ("*signbit<mode>2>"): Changed mode of first operand.
18696 ("isinf<mode>2"): Changed mode of first operand.
18697 ("*TDC_insn"): Adaptation for DFP modes.
18699 2008-01-22 Ben Elliston <bje@au.ibm.com>
18701 * tree.c (check_qualified_type): Improve function description.
18703 2008-01-21 Jason Merrill <jason@redhat.com>
18706 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18707 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18710 2008-01-21 DJ Delorie <dj@redhat.com>
18712 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18715 2008-01-21 Richard Guenther <rguenther@suse.de>
18717 PR middle-end/34856
18718 * tree-cfg.c (verify_expr): Allow all invariant expressions
18719 instead of just constant class ones as reference argument.
18720 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18721 like any other constant.
18722 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18724 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18726 * regmove.c (fixup_match_1): Update call crossed frequencies.
18728 2008-01-21 Richard Guenther <rguenther@suse.de>
18731 * tree-inline.c (setup_one_parameter): Deal with mismatched
18732 types using a VIEW_CONVERT_EXPR.
18734 2008-01-21 Alon Dayan <alond@il.ibm.com>
18735 Olga Golovanevsky <olga@il.ibm.com>
18737 PR tree-optimization/34701
18738 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18739 when the structure size is not a power of 2.
18741 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18743 * doc/install.texi: Add doc for --enable-checking=df.
18745 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18747 PR rtl-optimization/34808
18748 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18750 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18752 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18755 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18757 PR rtl-optimization/26854
18758 PR rtl-optimization/34400
18759 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18761 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18762 (df_rd_bb_info.expanded_lr_out): New.
18763 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18764 * loop_iv.c (iv_analysis_loop_init): Ditto.
18765 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18766 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18767 Added code to allocate, initialize or free expanded_lr_out.
18768 (df_rd_bb_local_compute_process_def): Restructured to make
18769 more understandable.
18770 (df_rd_confluence_n): Add code to do nothing with fake edges and
18771 code to no apply invalidate_by_call sets if the sets are being trimmed.
18772 (df_lr_local_finalize): Renamed to df_lr_finalize.
18773 (df_live_local_finalize): Renamed to df_live_finalize.
18775 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18778 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18779 deciding whether to use reciprocal instructions.
18781 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18783 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18784 dwarf2out_note_section_used if cold_text_section is NULL.
18786 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18788 PR gcov-profile/34610
18789 * tree-cfg.c (make_edges): Mark both outgoing edges from
18790 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18791 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18792 from OMP_FOR and OMP_CONTINUE outgoing edges.
18794 * tree-profile.c (tree_profiling): Return early if
18795 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18797 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18798 from cfun to child_cfun.
18799 * function.h (struct function): Add after_tree_profile bit.
18801 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18803 * config/avr/avr.S (_exit): Disable interrupt.
18805 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18806 Steven Bosscher <stevenb.gcc@gmail.com>
18808 PR rtl-optimization/26854
18809 PR rtl-optimization/34400
18810 * df-problems.c (df_live_scratch): New scratch bitmap.
18811 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18812 (df_live_reset): Clear the proper bitmaps.
18813 (df_live_bb_local_compute): Only process the artificial defs once
18814 since the order is not important.
18815 (df_live_init): Init the df_live sets only with the variables
18816 found live by df_lr.
18817 (df_live_transfer_function): Use the df_lr sets to prune the
18818 df_live sets as they are being computed.
18819 (df_live_free): Free df_live_scratch.
18821 2008-01-18 Ian Lance Taylor <iant@google.com>
18823 * common.opt: Add fmerge-debug-strings.
18824 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18825 flag_merge_debug_strings rather than flag_merge_constants.
18826 * doc/invoke.texi (Option Summary): Mention
18827 -fmerge-debug-strings.
18828 (Debugging Options): Document -fmerge-debug-strings.
18830 2008-01-18 Ian Lance Taylor <iant@google.com>
18833 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18834 (struct tree_function_decl): Add new field operator_new_flag.
18835 * tree-inline.c (expand_call_inline): When inlining a call to
18836 operator new, force the return value to go into a variable, and
18837 set DECL_NO_TBAA_P on that variable.
18838 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18840 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18843 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18844 DWARF2_DEBUGGING_INFO.
18845 (dwarf2out_note_section_used): Ditto. Add prototype.
18846 (have_multiple_function_sections, text_section_used,
18847 cold_text_section_used, *cold_text_sections): Move declarations
18850 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18852 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18853 field and add signal_ra.
18854 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18855 assignments to frame state pc. Move end of stack check after
18856 MD_FALLBACK_FRAME_STATE_FOR.
18857 (uw_update_context_1): Use frame state signal_regs if set, instead
18858 of checking signal_frame flag.
18859 (uw_update_context): Use frame state signal_ra if set.
18860 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18861 * config/xtensa/linux-unwind.h: New file.
18863 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18865 * modulo-sched.c (get_sched_window): Fix comment typo.
18867 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18869 PR tree-optimization/34648
18870 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18872 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18874 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18875 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18877 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18879 PR rtl-optimization/34400
18880 * df-core.c (df_worklist_dataflow_overeager,
18881 df_worklist_dataflow_doublequeue): New functions.
18882 (df_worklist_dataflow): Two different worklist solvers.
18883 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18886 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18889 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18890 and ftree-parallelize-loops.
18892 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18894 PR rtl-optimization/34826
18895 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18897 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18899 * global.c (find_reg): Mark the eh regs as used if necessary.
18900 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18901 * ra.h (struct allocno): no_eh_reg field added. Changed
18902 no_stack_reg type to bitfield.
18904 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18906 * tree.c (substitute_in_expr): Add missing 'break'.
18908 2008-01-17 Richard Guenther <rguenther@suse.de>
18910 PR tree-optimization/34825
18911 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18912 x / x as division to handle.
18914 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18916 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18917 "-pthread" is specified.
18918 * pa-hpux11.h (LIB_SPEC): Likewise.
18920 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18921 Peter Bergner <bergner@vnet.ibm.com>
18923 PR rtl-optimization/33796
18924 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18926 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18928 PR libgfortran/34699
18929 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18931 * pa-hpux10.h (LINK_SPEC): Likewise.
18932 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18934 2008-01-16 Richard Guenther <rguenther@suse.de>
18936 PR middle-end/32628
18937 * fold-const.c (fold_convert_const_int_from_int): Do not
18938 set overflow if that occured only because of a sign extension
18939 change when converting from/to a sizetype with the same
18940 precision and signedness.
18942 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18945 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18946 location address to the correct place. Update copyright year.
18948 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18950 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18951 no dependences in the dependence_relations vector.
18953 2008-01-16 Jan Hubicka <jh@suse.cz>
18955 PR rtl-optimization/31396
18956 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18957 * cfg.c (dump_reg_info): Print it.
18958 * regs.h (struct reg_info_t): add freq_calls_crossed.
18959 (REG_FREQ_CALLS_CROSSED): New macro.
18960 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18961 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18962 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18963 regmove_optimize): Update call crossed frequencies.
18964 * local-alloc.c (struct qty): Add freq_calls_crossed.
18965 (alloc_qty): Copute freq_calls_crossed.
18966 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18967 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18968 * ra.h (struct allocno): Add freq_calls_crossed.
18970 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18972 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18973 libgomp when compiling with ftree-parallelize-loops.
18974 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18976 2008-01-16 Richard Guenther <rguenther@suse.de>
18978 PR tree-optimization/34769
18979 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18980 * tree.c (int_cst_value): Instead make this function more
18981 permissive in what it accepts as valid input. Document this
18982 function always sign-extends the value.
18984 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18985 Richard Guenther <rguenther@suse.de>
18988 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18989 (gimple_fold_indirect_ref_rhs): ... this.
18990 (gimple_fold_indirect_ref): New function with foldings
18991 that preserve lvalueness.
18992 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18993 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18994 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18995 to fold an INDIRECT_REF, fall back to the old use of
18996 fold_indirect_ref_1.
18998 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19000 * tree-data-ref.c (subscript_dependence_tester_1): Call
19001 free_conflict_function.
19002 (compute_self_dependence): Same.
19004 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
19007 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
19008 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
19010 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
19011 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
19012 for DWARF2_UNWIND_INFO targets.
19014 2008-01-16 Richard Guenther <rguenther@suse.de>
19017 * c-typeck.c (common_pointer_type): Do not merge inconsistent
19018 type qualifiers for function types.
19020 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
19022 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
19023 loop_iterator li from previous commit.
19025 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
19027 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
19029 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
19031 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
19032 (parallelize_loops): Don't parallelize irreducible components.
19034 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19037 * c-opts (c_common_post_options): Do not enable CPP
19038 flag_pedantic_errors by default.
19040 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
19042 PR rtl-optimization/31944
19043 * cse.c (remove_pseudo_from_table): New function.
19044 (merge_equiv_classes): Use above function to remove pseudo-registers.
19045 (invalidate): Likewise.
19047 2008-01-13 Richard Guenther <rguenther@suse.de>
19049 PR middle-end/34601
19050 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
19051 instead of TYPE_MODE to deal with calls from expand_one_error_var.
19053 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
19055 * gcse.c (cprop_jump): Call validate_unshare_change instead of
19056 validate_change to unshare the source of the PC set.
19058 2008-01-12 Jan Hubicka <jh@suse.cz>
19060 PR middle-end/32135
19061 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
19062 references above array bounds. This might trigger bounds checks for
19063 pointers to arrays.
19065 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
19067 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
19068 new_replaceable_dependencies.
19070 2008-01-12 Doug Kwan <dougkwan@google.com>
19072 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
19073 instead of OPT_Wreturn_type in warning due to ignored return type
19075 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
19076 options included in -Wextra.
19077 * c.opt: New option -Wignored_qualifiers.
19078 * doc/invoke.texi (Warning Options, -Wextra): Add new option
19079 -Wignore_qualifiers.
19080 (-Wignored-qualifiers): Document.
19081 (-Wreturn-type): Remove description of functionality now handled
19082 by -Wignored-qualifiers.
19084 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
19087 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
19088 NOP_EXPR if it is between integral types with the same precision.
19090 2008-01-12 Jan Hubicka <jh@suse.cz>
19093 * invoke.texi (max-inline-recursive-depth): Fix default value.
19095 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
19097 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
19100 2008-01-11 Bob Wilson <bob.wilson@acm.org>
19102 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
19104 2008-01-11 James E. Wilson <wilson@specifix.com>
19107 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
19109 2008-01-11 Anatoly Sokolov <aesok@post.ru>
19111 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
19112 save/restore frame pointer register and don't use 'call-prologues'
19113 optimization in function with "OS_task" attribute.
19115 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
19117 PR middle-end/31309
19118 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
19119 when copying to memory.
19121 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
19123 PR rtl-optimization/30905
19124 * cfgcleanup.c: Include dce.h
19125 (crossjumps_occured): New global variable.
19126 (try_crossjump_bb): Exit loop after finding a fallthru edge.
19127 If something changed, set crossjumps_occured to true.
19128 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
19129 Don't add/remove fake edges to exit here...
19130 (cleanup_cfg): ...but do it here, when crossjumping.
19131 Run a fast DCE when successful crossjumps occured in the latest
19132 iteration of try_optimize_cfg.
19134 2008-01-11 Richard Guenther <rguenther@suse.de>
19136 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
19137 (struct vn_unary_op_s): Likewise.
19138 (vn_reference_insert): Free old reference on hash collision.
19140 2008-01-10 Raksit Ashok <raksit@google.com>
19142 PR rtl-optimization/27971
19143 * combine.c (find_split_point): Split PLUS expressions which are
19144 inside a MEM rtx, and whose first operand is complex.
19146 2008-01-10 DJ Delorie <dj@redhat.com>
19148 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
19149 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
19150 (m32c_hard_regno_ok): Call the underlying function.
19152 2008-01-10 Richard Guenther <rguenther@suse.de>
19154 PR middle-end/34683
19155 * tree-cfg.c (tree_merge_blocks): Do not go through the
19156 full-blown folding and stmt updating path if we just deal
19157 with virtual operands.
19158 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
19159 test for abnormal SSA_NAMEs.
19161 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
19163 PR middle-end/34641
19164 * reload.c (push_reload): Add assertions. All constants from
19165 reg_equiv_constant should have been used for replacing the respective
19167 (find_reloads_address): Invoke find_reloads_address_part for
19168 constant taken from the reg_equiv_constant array.
19170 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
19172 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
19173 field (valnum) the first in the struct. Replace bools with
19176 2008-01-10 Richard Guenther <rguenther@suse.de>
19178 PR tree-optimization/34651
19179 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
19180 types and ordering for masking and converting.
19182 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
19184 PR tree-optimization/34017
19185 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
19186 also for PHI_NODE expressions.
19188 2008-01-09 Jan Hubicka <jh@suse.cz>
19190 PR tree-optimization/34708
19191 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
19192 based on number of case labels.
19193 (init_inline_once): Remove switch_cost.
19194 * tree-inline.h (eni_weights_d): Remove switch_cost.
19196 2008-01-09 Richard Guenther <rguenther@suse.de>
19197 Andrew Pinski <andrew_pinski@playstation.sony.com>
19199 PR middle-end/30132
19200 * gimplify.c (gimplify_cond_expr): Do not create an addressable
19201 temporary if an rvalue is ok or an lvalue is not required.
19203 2008-01-09 Richard Guenther <rguenther@suse.de>
19205 PR middle-end/34458
19206 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
19207 adjust return type.
19209 2008-01-09 Richard Guenther <rguenther@suse.de>
19211 PR middle-end/34679
19212 * tree.c (host_integerp): Check for sizetype only if the
19213 type is an integer type.
19215 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
19218 * opts.c (decode_options): Disable inlining of functions called
19219 once if not in unit-at-a-time mode.
19221 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
19223 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
19225 2008-01-08 Richard Guenther <rguenther@suse.de>
19227 PR middle-end/31863
19228 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
19229 out early if the result will be unused.
19231 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
19236 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19237 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
19240 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
19242 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
19243 for vectorization tuned.
19245 2008-01-08 Richard Guenther <rguenther@suse.de>
19247 PR tree-optimization/34683
19248 * tree-ssa-operands.c (operand_build_cmp): Export.
19249 * tree-ssa-operands.h (operand_build_cmp): Declare.
19250 * tree-vn.c (vuses_compare): Remove.
19251 (sort_vuses): Use operand_build_cmp.
19252 (sort_vuses_heap): Likewise.
19253 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
19254 to re-use old VEC if available. Do not sort already sorted VUSEs.
19255 (vdefs_to_vec): Do not sort already sorted VDEFs.
19257 2008-01-08 Jakub Jelinek <jakub@redhat.com>
19259 PR middle-end/34694
19260 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
19262 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
19265 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
19266 limitations of reciprocal sequences on x86 targets.
19268 2008-01-08 Richard Guenther <rguenther@suse.de>
19270 PR tree-optimization/34683
19271 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
19273 2008-01-07 Jakub Jelinek <jakub@redhat.com>
19276 * config/darwin.c (darwin_mergeable_string_section): Don't use
19277 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
19279 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
19282 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
19283 negxf2. Macroize expander using X87MODEF mode iterator. Change
19284 predicates of op0 and op1 to register_operand.
19285 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
19286 expander using X87MODEF mode iterator. Change predicates of
19287 op0 and op1 to register_operand.
19288 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
19289 corresponding patterns and macroize using MODEF macro. Change
19290 predicates of op0 and op1 to register_operand and remove
19291 "m" constraint. Disparage "r" alternative with "!".
19292 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
19293 macroize using X87MODEF macro. Change predicates of op0 and op1
19294 to register_operand and remove "m" constraint. Disparage "r"
19295 alternative with "!".
19296 (absneg splitter with memory operands): Remove.
19297 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
19298 patterns and macroize using X87MODEF mode iterator.
19299 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
19300 Change predicate of op1 to register_operand.
19301 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
19302 for memory operands.
19304 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
19306 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
19308 2008-01-07 Richard Guenther <rguenther@suse.de>
19310 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
19313 2008-01-07 Richard Guenther <rguenther@suse.de>
19315 PR tree-optimization/34683
19316 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
19317 VOPs of the needed size to save memory. Use VEC_quick_push
19318 to save compile-time.
19319 (vdefs_to_vec): Likewise.
19321 2008-01-07 Sa Liu <saliu@de.ibm.com>
19323 * config/spu/spu.md (divdf3): Genetate inline code for double
19324 division. The implementation doesn't handle INF or NAN, therefore it
19325 only applies when -ffinite-math-only is given.
19327 2008-01-06 Paolo Carlini <pcarlini@suse.de>
19330 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
19331 * doc/cpp.texi ([Common Predefined Macros]): Document.
19333 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
19335 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
19336 order to use commutative addition instead of subtraction.
19338 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19339 Mircea Namolaru <namolaru@il.ibm.com>
19340 Vladimir Yanovsky <yanov@il.ibm.com>
19341 Revital Eres <eres@il.ibm.com>
19343 PR tree-optimization/34263
19344 * tree-outof-ssa.c (process_single_block_loop_latch,
19345 contains_tree_r): New functions.
19346 (analyze_edges_for_bb): Call process_single_block_loop_latch
19347 function to empty single-basic-block latch block if possible.
19349 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19351 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
19353 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
19355 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
19357 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
19359 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
19361 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
19363 2008-01-05 Jakub Jelinek <jakub@redhat.com>
19365 PR tree-optimization/34618
19366 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
19369 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19372 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
19373 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
19374 Update copyright year.
19376 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
19377 Update copyright year.
19378 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
19381 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
19383 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
19384 edge does not point to current bb before changing need_assert.
19386 2008-01-04 Richard Guenther <rguenther@suse.de>
19388 PR middle-end/34029
19389 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
19390 for verifying purposes if they are is_gimple_min_invariant.
19392 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
19394 PR tree-optimization/34448
19395 PR tree-optimization/34465
19396 * gimplify.c (gimplify_init_constructor): Add new parameter
19397 notify_temp_creation. Use it.
19398 (gimplify_modify_expr_rhs): Take volatiles into account when
19399 optimizing constructors.
19400 Do not optimize constructors if gimplify_init_constructor will dump to
19402 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
19403 * gcc.c-torture/compile/pr34448.c: New.
19405 2008-01-04 Jakub Jelinek <jakub@redhat.com>
19407 PR gcov-profile/34609
19408 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
19409 return_slot if result is TREE_ADDRESSABLE.
19411 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
19413 * config/mips/mips.md (sqrt_condition): Tweak comment.
19414 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
19416 2008-01-03 Tom Tromey <tromey@redhat.com>
19419 * c-common.c (c_type_hash): Handle VLAs.
19421 2008-01-03 Jan Hubicka <jh@suse.cz>
19423 PR tree-optimization/31081
19424 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
19425 0 when inlining and not inlining to first basic block.
19426 (remap_decl): When var is initialized to 0, don't set default_def.
19427 (expand_call_inline): Set entry_bb.
19428 * tree-inline.h (copy_body_data): Add entry_bb.
19430 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19433 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
19436 PR tree-optimization/29484
19437 * tree-inline.c (inline_forbidden_p_2): New function.
19438 (inline_forbidden_p): Disallow inlining if some static var
19439 has an address of a local LABEL_DECL in its initializer.
19440 * doc/extend.texi (Labels as Values): Document &&foo behaviour
19443 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
19445 PR tree-optimization/34635
19446 * tree-data-ref.c (add_other_self_distances): Make sure that the
19447 evolution step is constant.
19449 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19451 PR middle-end/34608
19452 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
19454 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
19456 * tree-sra.c (scalarize_init): Insert the generate_element_init
19457 statements after the generate_element_zero statements.
19459 2008-01-02 Richard Guenther <rguenther@suse.de>
19461 PR middle-end/34093
19462 PR middle-end/31976
19463 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
19464 for very large number of operands instead of ICEing.
19466 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
19469 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
19470 while stack probing.
19472 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
19474 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
19477 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
19479 PR libmudflap/26442
19480 * tree-mudflap.c (mx_register_decls): Guard warning by
19481 !DECL_ARTIFICIAL check.
19483 2008-01-01 Jakub Jelinek <jakub@redhat.com>
19485 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
19486 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
19487 sse5_perm<mode>): Fix constraints.