1 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4 * tree.c (int_fits_type_p): Don't forget unsigned integers
5 of type sizetype which higher end word equals -1.
7 2008-08-28 Ira Rosen <irar@il.ibm.com>
9 * target.h (struct vectorize): Add new target builtin.
10 * tree-vectorizer.c (destroy_loop_vec_info): Call
11 vect_free_slp_instance instead of vect_free_slp_node.
12 * tree-vectorizer.h (enum slp_load_perm_type): New.
13 (struct _slp_instance): Add new fields.
14 (SLP_INSTANCE_LOAD_PERMUTATION): New.
15 (SLP_INSTANCE_LOADS): New.
16 (vect_free_slp_tree): Remove.
17 (vect_free_slp_instance): Declare.
18 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
19 (vectorizable_load): Add argument.
20 (vect_transform_slp_perm_load): New.
21 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
23 (vect_get_place_in_interleaving_chain): New function.
24 (vect_free_slp_tree): Make static.
25 (vect_free_slp_instance): New function.
26 (vect_build_slp_tree): Add new arguments. Allow load permutations and
27 collect the load location in the interleaving chain.
28 (vect_supported_slp_permutation_p): New function.
29 (vect_supported_load_permutation_p): Likewise.
30 (vect_analyze_slp_instance): In case of loads permutation, call
31 vect_supported_load_permutation_p to check that the permutation is
33 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
34 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
35 (vect_create_mask_and_perm): New function.
36 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
37 (vectorizable_load): Add an argument. Don't keep the created vectors
38 statements in the node if permutation is required. Call
39 vect_transform_slp_perm_load to generate the permutation.
40 (vect_transform_stmt): Add new argument. Call vectorizable_load with
42 (vect_schedule_slp_instance): In case of loads permutation, allocate
43 vectorized statements structure for all the related SLP nodes. Call
44 vect_transform_stmt with addditional argument.
45 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
46 * config/spu/spu.c (spu_builtin_vec_perm): New.
47 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
48 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
49 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
50 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
52 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
54 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
55 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
56 __gthread_cond_signal, __gthread_cond_timedwait,
57 __gthread_cond_timedwait_recursive): New functions.
58 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
60 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
63 2008-08-28 Richard Guenther <rguenther@suse.de>
66 * fold-const.c (maybe_canonicalize_comparison_1): Require
67 undefined overflow only for canonicalizing A +- CST cmp CST.
68 Make sure to not generate new constants that are not inside
69 their TYPE_MIN/MAX_VALUE range.
70 (maybe_canonicalize_comparison): Remove undefined overflow
72 (fold_binary): Remove now duplicate folding.
74 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
76 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
77 use not updated in the last change.
79 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
81 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
82 (IRA_COVER_CLASSES): Add FPUL_REGS.
84 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
87 * c-common.c (conversion_warning): Check for null operands.
89 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
92 * c-decl.c (check_for_loop_decls): Improve error message. Give
95 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
98 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
99 (convert_for_assignment): Pass corrent OPT_W* parameter to
102 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
105 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
107 2008-08-27 Paul Brook <paul@codesourcery.com>
109 * config.gcc: Loosen checks for arm uclinux eabi targets.
111 2008-08-27 Paul Brook <paul@codesourcery.com>
113 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
115 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
117 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
119 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
120 the enumerators of an ENUMERAL_TYPE.
121 * dbxout.c (dbxout_type): Ditto.
123 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
126 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
127 (fwprop_addr): Check that the loop_father is not the outer loop.
129 2008-08-26 Paul Brook <paul@codesourcery.com>
131 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
132 Remove documentation entry for fmul type.
133 Use fmuls to annotate single-precision multiplication patterns,
134 fmuld to annotate double-precision multiplication patterns,
135 fmacs to annotate single-precision multiply-accumulate patterns
136 and fmacd to annotate double-precision multiply-accumulate patterns.
137 * config/arm/vfp11.md: Update reservations accordingly.
138 * config/arm/arm.md: Note that certain values of the "type"
139 attribute are documented in vfp.md.
140 * config/arm/arm1020e.md: Remove out of date duplicate comment.
141 (v10_cvt): Use new fmul types.
143 2008-08-26 Paul Brook <paul@codesourcery.com>
145 * config/arm/vfp.md: Move pipeline description for VFP11 to...
146 * config/arm/vfp11.md: ...here. New.
147 * config/arm/arm.md: Include vfp11.md.
149 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
151 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
152 parameter to inform call.
154 2008-08-26 Jeff Law <law@redhat.com>
156 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
157 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
158 preferred class when copying a constant into a partial word register.
160 2008-08-26 Ben Elliston <bje@au.ibm.com>
162 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
163 * cp/typeck.c: Likewise.
164 * cp/tree.c: Likewise.
165 * gimple-low.c: Likewise.
168 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
170 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
171 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
173 * doc/passes.texi: Describe IRA.
175 * doc/tm.texi (IRA_COVER_CLASSES,
176 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
178 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
179 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
180 -fira-propagate-cost, -fno-ira-share-save-slots,
181 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
183 * flags.h (ira_algorithm): New enumeration.
184 (flag_ira_algorithm, flag_ira_verbose): New external variable
187 * postreload.c (gate_handle_postreload): Don't do post reload
188 optimizations unless the reload is completed.
190 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
193 * tree-pass.h (pass_ira): New external variable declaration.
195 * reload.h: Add 2008 to the Copyright.
197 * cfgloopanal.c: Include params.h.
198 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
201 * params.h (IRA_MAX_LOOPS_NUM): New macro.
203 * toplev.c (ira.h): New include.
204 (flag_ira_algorithm, flag_ira_verbose): New external variables.
205 (backend_init_target): Call ira_init.
206 (backend_init): Call ira_init_once.
207 (finalize): Call finish_ira_once.
209 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
210 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
213 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
214 may_move_out_cost): New external variable declarations.
215 (move_table): New typedef.
217 * caller-save.c: Include headers output.h and ira.h.
218 (no_caller_save_reg_set): New global variable.
219 (save_slots_num, save_slots): New variables.
220 (reg_save_code, reg_restore_code, add_stored_regs): Add
222 (init_caller_save): Set up no_caller_save_reg_set.
223 (init_save_areas): Reset save_slots_num.
224 (saved_hard_reg): New structure.
225 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
226 (initiate_saved_hard_regs, new_saved_hard_reg,
227 finish_saved_hard_regs, saved_hard_reg_compare_func): New
229 (setup_save_areas): Add code for sharing stack slots.
230 (all_blocks): New variable.
231 (save_call_clobbered_regs): Process pseudo-register too.
232 (mark_set_regs): Process pseudo-register too.
233 (insert_one_insn): Put the insn after bb note in a empty basic
234 block. Add insn check.
236 * global.c (eliminable_regset): Make it external.
237 (mark_elimination): Use DF_LR_IN for IRA.
238 (pseudo_for_reload_consideration_p): New.
239 (build_insn_chain): Make it external. Don't ignore spilled
240 pseudos for IRA. Use pseudo_for_reload_consideration_p.
241 (gate_handle_global_alloc): New function.
242 (pass_global_alloc): Add the gate function.
244 * opts.c (decode_options): Set up flag_ira. Print the warning for
246 (common_handle_option): Process -fira-algorithm and -fira-verbose.
248 * timevar.def (TV_IRA, TV_RELOAD): New passes.
250 * regmove.c (regmove_optimize): Don't do replacement of output for
253 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
254 New external variable declarations.
256 * local-alloc.c (update_equiv_regs): Make it external. Return
257 true if jump label rebuilding should be done. Rescan new_insn for
259 (gate_handle_local_alloc): New function.
260 (pass_local_alloc): Add the gate function.
262 * alias.c (value_addr_p, stack_addr_p): New functions.
263 (nonoverlapping_memrefs_p): Use them for IRA.
265 * common.opt (fira, fira-algorithm, fira-coalesce,
266 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
267 fira-verbose): New options.
269 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
270 move_cost, may_move_in_cost, may_move_out_cost): Make the
272 (move_table): Remove typedef.
273 (init_move_cost): Make it external.
274 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
277 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
278 setup_reg_classes): New function prototypes.
279 (eliminable_regset): New external variable declaration.
280 (build_insn_chain, update_equiv_regs): New function prototypes.
282 * Makefile.in (IRA_INT_H): New definition.
283 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
284 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
285 (reload1.o, toplev.o): Add dependence on ira.h.
286 (cfgloopanal.o): Add PARAMS_H.
287 (caller-save.o): Add dependence on output.h and ira.h.
288 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
289 ira-emit.o, ira-lives.o): New entries.
291 * passes.c (pass_ira): New pass.
293 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
295 * reload1.c (ira.h): Include the header.
296 (changed_allocation_pseudos): New bitmap.
297 (init_reload): Initiate the bitmap.
298 (compute_use_by_pseudos): Permits spilled registers in FROM.
299 (temp_pseudo_reg_arr): New variable.
300 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
301 IRA. Call alter_reg with the additional parameter. Don't clear
302 spilled_pseudos for IRA. Restore original insn chain for IRA.
303 Clear changed_allocation_pseudos at the end of reload.
304 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
305 (hard_regno_to_pseudo_regno): New variable.
306 (count_pseudo): Check spilled pseudos. Set up
307 hard_regno_to_pseudo_regno.
308 (count_spilled_pseudo): Check spilled pseudos. Update
309 hard_regno_to_pseudo_regno.
310 (find_reg): Use better_spill_reload_regno_p. Check
311 hard_regno_to_pseudo_regno.
312 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
314 (eliminate_regs_1): Use additional parameter for alter_reg.
315 (finish_spills): Set up pseudo_previous_regs only for spilled
316 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
317 more arguments. Don't clear live_throughout and dead_or_set for
318 spilled pseudos. Use additional parameter for alter_reg. Call
319 mark_allocation_change. Set up changed_allocation_pseudos.
321 (emit_input_reload_insns, delete_output_reload): Use additional
322 parameter for alter_reg. Call mark_allocation_change.
323 (substitute, gen_reload_chain_without_interm_reg_p): New
325 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
327 * testsuite/gcc.dg/20080410-1.c: New file.
329 * config/s390/s390.h (IRA_COVER_CLASSES,
330 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
332 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
334 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
336 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
338 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
340 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
342 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
344 2008-08-24 Jeff Law <law@redhat.com>
345 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
346 when ignoring unavailable registers.
348 2008-08-24 Jeff Law <law@redhat.com>
349 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
350 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
351 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
352 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
354 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
355 * ira-build.c (allocno_range_compare_func): Stabilize sort.
357 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
358 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
359 * reload1.c (find_reg): Process registers in register allocation order.
361 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
362 * toplev.c (backend_init_target): Move ira_init call from
364 (lang_dependent_init_target): ...to here.
366 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
367 * ira.c (setup_class_subset_and_memory_move_costs): Don't
368 calculate memory move costs for NO_REGS.
370 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
371 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
372 STACK_REGS is defined.
374 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
375 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
377 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
378 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
380 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
381 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
382 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
385 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
386 Dorit Nuzman <dorit@il.ibm.com>
388 * gcc/config/spu/spu.md (vec_extract_evenv4si,
389 vec_extract_evenv4sf, vec_extract_evenv8hi,
390 vec_extract_evenv16qi, vec_extract_oddv4si,
391 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
392 vec_interleave_highv4sf, vec_interleave_lowv4sf,
393 vec_interleave_highv4si, vec_interleave_lowv4si,
394 vec_interleave_highv8hi, vec_interleave_lowv8hi,
395 vec_interleave_highv16qi, vec_interleave_lowv16qi,
396 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
398 2008-08-25 Janis Johnson <janis187@us.ibm.com>
401 * config/rs6000/rs6000.c (optimization_options): Don't default to
402 section anchors without toplevel reorder.
404 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
406 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
407 (mfc_end_critical_section): Likewise.
409 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
411 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
412 all type qualifiers from element type to vector type.
414 2008-08-25 David Daney <ddaney@avtrex.com>
416 * config/mips/mips.md (immediate_insn): Move up in file, fix
417 comment typo, reformat.
418 (fetchop_bit, atomic_hiqi_op memory_barrier,
419 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
420 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
421 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
422 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
423 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
424 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
425 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
426 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
427 sync_old_nand<mode>, sync_new_nand<mode>,
428 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
429 test_and_set_12): Moved to sync.md.
431 * config/mips/sync.md: New file.
433 2008-08-25 Richard Henderson <rth@redhat.com>
435 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
437 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
438 (output_cfi_directive): Likewise.
439 (div_data_align): New.
440 (output_cfi): Use it.
442 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
444 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
445 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
446 (TARGET_OCTEON): New macro.
447 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
448 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
449 (ISA_HAS_POP): New macro.
450 * config/mips/driver-native.c (host_detect_local_cpu): Handle
452 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
454 * config/mips/mips.md (cpu): Add octeon.
455 (type): Add pop attribute value.
456 (popcount<mode>2): New pattern.
457 * doc/invoke.texi (-march=@var{arch}): Add octeon.
459 2008-08-24 Jan Hubicka <jh@suse.cz>
461 * doc/invoke.texi (-fipa-cp-clone): New option.
462 (-fipa-cp): Update docs.
463 (--param ipcp-unit-growth):New.
464 * ipa-cp.c: Include fibheap.h, params.h
465 (ipcp_initialize_node_lattices): When not cloning, all externally
466 visible functions are bottom.
467 (ipcp_need_redirect_p): Accept clones.
468 (ipcp_insert_stage): Use cost driven heuristics.
469 (max_count, dead_nodes): New static vars.
470 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
471 ipcp_const_param_count): New functions.
472 * common.opt (ipa-cp-clone): New command line option.
473 * params.def (ipcp-unit-growth): New.
475 2008-08-24 Jan Hubicka <jh@suse.cz>
477 * tree-inline.c (tree_function_versioning): Look harder
480 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
482 PR tree-optimization/37185
483 * matrix-reorg.c (transform_access_sites): Update changed stmt.
485 2008-08-23 Jan Hubicka <jh@suse.cz>
487 * ipa-cp.c (ipcp_analyze_node): New function.
488 (ipcp_update_cloned_node): Use it.
489 (ipcp_init_stage): Likewise.
490 * ipa-inline.c (function_insertion_hook_holder): New static var.
491 (analyze_function): Break out from ....
492 (inline_generate_summary): Here; register insertion hook.
493 (cgraph_decide_inlining): Remove hook.
494 (add_new_function): New function.
496 2008-08-23 Jan Hubicka <jh@suse.cz>
498 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
500 2008-08-23 Jan Hubicka <jh@suse.cz>
502 * ipa-cp.c (constant_val_insert): Remove.
503 (ipcp_propagate_one_const): Remove.
504 (ipcp_create_replace_map): Always insert replacements to the map.
505 (ipcp_insert_stage): Do not try to insert statements by hand.
506 * tree-inline.c (insert_init_stmt): Break out from ...
507 (setup_one_parameter): ... here; allow NULL BB pointer.
508 (tree_function_versioning): Use setup_one_parameter to process
511 2008-08-23 Jan Hubicka <jh@suse.cz>
513 * tree.c (decl_address_ip_invariant_p): New function.
514 * tree.h (decl_address_ip_invariant_p): Declare.
515 * gimple.c (strip_invariant_refs): Break out from ...
516 (is_gimple_invariant_address): ... here
517 (is_gimple_ip_invariant_address): New function.
518 (is_gimple_ip_invariant): New function.
519 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
522 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
523 (ipcp_lat_is_insertable): All constants are insertable.
524 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
526 (ipcp_initialize_node_lattices): Propagate all types of operands.
527 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
528 (ipcp_create_replace_map): Reformat.
529 (ipcp_need_redirect_p): Simplify.
530 (ipcp_insert_stage): Check that argument is used before clonning.
531 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
532 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
533 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
534 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
535 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
536 (jump_func_type): Remove IPA_CONST_VALUE_REF.
537 * tree-inline.c (tree_function_versioning): Add variables referenced by
540 2008-08-23 Jan Hubicka <jh@suse.cz>
543 * i386.c (standard_80387_constant_p): Use optimize_size.
545 2008-08-23 Ira Rosen <irar@il.ibm.com>
547 PR tree-optimization/37161
548 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
549 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
550 (vect_determine_vectorization_factor): Move the scalar type
551 retrieval to vect_get_smallest_scalar_type.
552 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
553 scalar type. Remove redundant computation.
554 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
555 (vect_get_slp_defs): Take the type of RHS into account if
556 necessary by calling vect_get_smallest_scalar_type. Call
557 vect_get_constant_vectors with additional argument.
559 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
562 * doc/invoke.texi (Wwrite-strings): Clarify description.
564 2008-08-23 Ira Rosen <irar@il.ibm.com>
566 PR tree-optimization/37174
567 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
568 def stmt is a part of the loop before accessing its stmt_vec_info.
570 2008-08-22 Anatoly Sokolov <aesok@post.ru>
573 * config/avr/avr.md (UNSPEC_SWAP): New constants.
574 (*swap): New insn pattern.
575 (*ashlqi3): Rename from ashlqi3 insn pattern.
576 (ashlqi3): New expanders.
577 (*lshrqi3): Rename from lshrqi3 insn pattern.
578 (lshrqi3): New expanders.
579 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
580 lshrqi3_const5, lshrqi3_const6): New splitters.
581 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
582 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
585 2008-08-22 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/37078
588 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
591 2008-08-22 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/37143
594 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
595 a conversion statement instead of a copy.
597 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
600 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
601 CCCmode, CCOmode and CCSmode destination modes.
604 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
605 from different units in a single alternative.
606 (*vec_extractv2sf_1): Ditto.
607 (*vec_extractv2si_0): Ditto.
608 (*vec_extractv2si_1): Ditto.
609 * config/i386/sse.md (sse2_storehpd): Ditto.
610 (sse2_storelpd): Ditto.
611 (sse2_loadhpd): Ditto.
612 (sse2_loadlpd): Ditto.
615 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
616 (popcountsi2): Ditto.
618 (popcountdi2): Ditto.
620 (popcounthi2): Ditto.
622 2008-08-22 Richard Guenther <rguenther@suse.de>
626 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
627 if the multiplication does not overflow.
629 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
631 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
633 2008-08-21 Richard Henderson <rth@redhat.com>
635 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
636 spurrious comma from test.
637 * configure: Rebuild.
639 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
642 * builtins.c (fold_builtin_next_arg): Add warning about undefined
645 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
647 * c-tree.h (grokfield): New argument.
648 * c-decl.c (grokfield): Handle new location argument.
649 * c-parser.c (c_parser_struct_declaration): Pass location to
652 2008-08-21 Richard Guenther <rguenther@suse.de>
654 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
656 2008-08-21 Jan Hubicka <jh@suse.cz>
658 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
659 (cgraph_add_function_insertion_hook,
660 cgraph_remove_function_insertion_hook,
661 cgraph_call_function_insertion_hooks): New functions.
662 * cgraph.h (cgraph_add_function_insertion_hook,
663 cgraph_remove_function_insertion_hook,
664 cgraph_call_function_insertion_hooks): Declare.
665 * ipa-reference.c (function_insertion_hook_holder): New variable.
666 (check_operand, look_for_address_of): When checking late, do not care
667 about module bitmaps.
668 (add_new_function): New function.
669 (generate_summary): Register hooks; zero module bitmaps.
670 (propagate): Unregister hooks.
671 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
672 (add_new_function): New function.
673 (generate_summary): Register hook.
674 (propagate): Remove hook.
676 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
678 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
679 * ipa-cp.c (ipcp_update_cloned_node): New function.
680 (build_const_val): Handle functions correctly; bring type logic
681 into sync with tree-inline.c
682 (ipcp_init_stage): Take care of computing stuff needed by
683 indirect inlining; update clones.
684 (ipcp_generate_summary): Break out of ipcp_driver.
685 (ipcp_driver): Do only execution and transformation.
686 (pass_ipa_cp): Make IPA_PASS.
687 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
689 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
690 ipcp, some info is already available.
691 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
692 * tree-inline.c (remap_ssa_name): Unshare expression.
694 2008-08-21 Richard Guenther <rguenther@suse.de>
696 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
697 a PHI ask VN if it is already available.
698 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
699 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
701 2008-08-21 Richard Guenther <rguenther@suse.de>
704 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
705 makes sure to produce a result of the correct type.
707 2008-08-21 Jan Hubicka <jh@suse.cz>
708 Backport from LTO branch:
710 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
711 Jan Hubicka <jh@suse.cz>
714 (init_state, finish_state, set_function_state, generate_summary):
716 (scan_stmt): Renamed from scan_function. Changed to keep state in
717 local static vars rather than cgraph aux field.
718 (propagate): Renamed from static_execute. Changed to keep state in
719 local static vars rather than cgraph aux field.
720 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
721 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
723 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
725 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
726 * ipa-reference.c (init_function_info, generate_summary,
727 propagate): New functions.
728 (analyze_function): Call init_function_info.
729 (static_execute): Stripped into generate_summary and propagate.
730 (pass_ipa_reference): Made into ipa_opt_pass.
732 2008-08-21 Richard Guenther <rguenther@suse.de>
734 PR tree-optimization/37181
735 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
737 (extract_range_from_unary_expr): Likewise.
739 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
741 * diagnostic.c (pedwarn_at): Rename as pedwarn.
743 * toplev.h (pedwarn_at): Likewise.
744 * builtins.c: Update all calls to pedwarn.
746 * toplev.c: Likewise.
747 * c-tree.h: Likewise.
748 * c-decl.c: Likewise.
749 * c-errors.c: Likewise.
750 * c-typeck.c: Likewise.
751 * c-common.c: Likewise.
752 * c-parser.c: Likewise.
754 2008-08-20 Joseph Myers <joseph@codesourcery.com>
757 * config/sparc/sparc.c (function_arg_slotno): Handle structure
758 with MODE_VECTOR_INT mode.
760 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
763 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
764 initialized outside the current module.
765 (warn_uninitialized_var): Ignore left-hand side when walking the
766 trees. Ignore address expressions. Examine VUSE operands in gimple
767 statements with a variable declaration on the right-hand side.
769 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
772 * rtlanal.c (subreg_offset_representable_p): Revert last change.
774 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
777 * c-common.c (conversion_warning): Do not warn if applying bit-and
778 operator to unsigned constant that fits in the target type.
780 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
783 * c-common.c (conversion_warning): Do not warn for artificial
786 2008-08-20 Richard Guenther <rguenther@suse.de>
788 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
789 (extract_range_from_binary_expr): Fall back to constant propagation.
790 (extract_range_from_unary_expr): Likewise.
792 2008-08-20 Richard Guenther <rguenther@suse.de>
794 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
795 with TREE_THIS_VOLATILE on shared nodes.
796 (fold_stmt_r): Likewise.
798 2008-08-20 Jakub Jelinek <jakub@redhat.com>
801 * c-parser.c (c_parser_attributes): For keywords use canonical
802 spelling for attr_name.
804 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
806 * value-prof.c (check_counter): Revert wrong call to error.
808 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
810 * profile.c: Update calls to inform.
811 * value-prof.c: Update calls to inform.
813 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
815 * diagnostic.c (inform): Add an explicit location_t parameter.
816 * toplev.h (inform): Update declaration.
817 * builtins.c: Update all calls to inform.
818 * c-common.c: Likewise.
819 * c-decl.c: Likewise.
820 * c-opts.c: Likewise.
822 * c-pragma.c: Likewise.
823 * c-typeck.c: Likewise.
824 * coverage.c: Likewise.
826 * toplev.c: Likewise.
827 * tree-cfg.c: Likewise.
828 * tree-ssa.c: Likewise.
830 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
833 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
834 V2DI mode, for SSE4.1, use movq instead of vector set if the
835 second element is zero and inter-unit moves are OK.
837 2008-08-20 Richard Guenther <rguenther@suse.de>
839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
840 properly handle conversion/copy chains after tuplification.
842 2008-08-20 Richard Guenther <rguenther@suse.de>
844 * passes.c (init_optimization_passes): Move the second
845 forwprop pass before alias computation. Remove the second
846 DCE pass. Remove the first dominator and phi copy/const
849 2008-08-20 Nick Clifton <nickc@redhat.com>
851 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
852 support of this feature. Do not assume that a sufficiently new
853 assembler will support the feature regardless of the target type.
854 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
855 * configure: Regenerate.
857 2008-08-20 Richard Guenther <rguenther@suse.de>
859 * tree-vrp.c (found_in_subgraph): Remove.
860 (live): New global static.
861 (live_on_edge): New function.
862 (blocks_visited): Remove.
863 (register_edge_assert_for_2): Use live_on_edge.
864 (find_conditional_asserts): Remove code dealing with
865 found_in_subgraph. Do not walk the CFG.
866 (find_switch_asserts): Likewise.
867 (find_assert_locations_1): Renamed from find_assert_locations.
868 Move finding assert locations for conditional and switch
869 statements first. Update live bitmap. Do not walk the CFG.
870 (find_assert_locations): New function.
871 (insert_range_assertions): Remove entry of CFG walk.
872 Adjust call to find_assert_locations.
873 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
874 that only can appear because of fake exit edges but assert we
875 never try to insert on those.
876 (fini_pre): Do not remove fake exit edges here...
877 (execute_pre): ...but here, before committing edge inserts.
879 2008-08-19 Richard Guenther <rguenther@suse.de>
881 * passes.c (init_optimization_passes): Exchange store-ccp
884 2008-08-19 Rafael Espindola <espindola@google.com>
886 * varasm.c (weak_decls): Move earlier in the file.
887 (assemble_external): Add weak decls to the weak_decls list.
888 (declare_weak): Don't add decls to the weak_decls list.
890 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
893 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
894 before (sse2_shufpd_<mode>).
896 2008-08-19 Jakub Jelinek <jakub@redhat.com>
899 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
900 * tree.c (block_nonartificial_location): Likewise.
902 2008-08-19 Richard Guenther <rguenther@suse.de>
904 PR tree-optimization/35972
905 PR tree-optimization/23094
906 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
908 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
909 handle MISALIGNED_INDIRECT_REF.
910 (get_ref_from_reference_ops): New helper.
911 (vn_reference_lookup_pieces): Walk the use-def chain using the
912 alias-oracle if requested.
913 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
914 walking the use-def chain.
915 (compute_avail): But not here.
916 (create_component_ref_by_pieces_1): Properly handle
917 MISALIGNED_INDIRECT_REF.
918 (do_regular_insertion): Handle fully redundant
919 expressions after PHI-translation also for SSA_NAME values, not
920 only constants. Correctly use edoubleprime for that.
922 2008-08-19 Ira Rosen <irar@il.ibm.com>
924 * tree-vectorizer.c (supportable_widening_operation): Support
925 multi-step conversion, return the number of steps in such conversion
926 and the required intermediate types.
927 (supportable_narrowing_operation): Likewise.
928 * tree-vectorizer.h (vect_pow2): New function.
929 (supportable_widening_operation): Change argument types.
930 (supportable_narrowing_operation): Likewise.
931 (vectorizable_type_promotion): Add an argument.
932 (vectorizable_type_demotion): Likewise.
933 * tree-vect-analyze.c (vect_analyze_operations): Call
934 vectorizable_type_promotion and vectorizable_type_demotion with
936 (vect_get_and_check_slp_defs): Detect patterns.
937 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
939 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
940 vect_build_slp_tree with correct arguments. Calculate unrolling factor
941 according to the smallest type in the loop.
942 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
943 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
944 supportable_widening_operation with correct arguments.
945 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
946 operands lists according to the number of vector statements in left
947 or right node, if exists.
948 (vect_gen_widened_results_half): Remove unused argument.
949 (vectorizable_conversion): Call supportable_widening_operation,
950 supportable_narrowing_operation, and vect_gen_widened_results_half
951 with correct arguments.
952 (vectorizable_assignment): Change documentation, support multiple
954 (vectorizable_operation): Likewise.
955 (vect_get_loop_based_defs): New function.
956 (vect_create_vectorized_demotion_stmts): Likewise.
957 (vectorizable_type_demotion): Support loop-aware SLP and general
958 multi-step conversion. Call vect_get_loop_based_defs and
959 vect_create_vectorized_demotion_stmts for transformation.
960 (vect_create_vectorized_promotion_stmts): New function.
961 (vectorizable_type_promotion): Support loop-aware SLP and general
962 multi-step conversion. Call vect_create_vectorized_promotion_stmts
964 (vectorizable_store): Change documentation, support multiple
966 (vectorizable_load): Likewise.
967 (vect_transform_stmt): Pass SLP_NODE to
968 vectorizable_type_promotion and vectorizable_type_demotion.
969 (vect_schedule_slp_instance): Move here the calculation of number
970 of vectorized statements for each node from...
971 (vect_schedule_slp): ... here.
972 (vect_transform_loop): Call vect_schedule_slp without the last
975 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
978 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
979 to == in assert statement.
980 (vectorizable_reduction): Fix typo.
982 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
985 * value-prof.c (check_counter): Dereference pointer to overall
986 count when printing it.
988 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
990 * profile.h: Really add it.
992 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
994 * mcf.c: Really add it.
996 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
997 Vinodha Ramasamy <vinodha@google.com>
999 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
1001 * value-prof.c (check_counter): Fix the counter if
1002 flag_profile_correction is true.
1003 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1004 tree_mod_subtract_transform):
1005 Follow check_counter parameter change.
1006 * common.opt (fprofile-correction): New option.
1008 * profile.h: Likewise.
1009 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
1010 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
1011 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
1013 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
1014 flag_profile_correction is set.
1016 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
1018 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
1020 2008-08-18 Tomas Bily <tbily@suse.cz>
1022 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
1023 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
1025 * tree-data-ref.c (split_constant_offset_1): Likewise.
1026 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
1027 * tree-sra.c (sra_walk_expr): Likewise.
1028 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
1029 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1030 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
1031 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
1033 * gimple.c (gimple_assign_unary_nop_p): Likewise.
1034 * tree-vect-transform.c (vectorizable_type_demotion)
1035 (vectorizable_type_promotion): Likewise.
1036 * tree-inline.c (expand_call_inline):
1037 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1038 (forward_propagate_addr_expr_1, forward_propagate_comparison)
1039 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1040 * expr.c (expand_expr_real_1): Likewise.
1041 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
1042 (gimple_assign_unary_useless_conversion_p): Likewise.
1043 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1044 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
1045 * fold-const.c (fold_unary): Likewise.
1046 * tree.h (CONVERT_EXPR_P): Likewise.
1047 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
1048 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1050 (register_edge_assert_for_2, extract_range_from_unary_expr)
1051 (register_edge_assert_for_1): Likewise.
1053 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1055 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
1056 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
1057 (enum real_value_const): Delete.
1058 (get_real_const): Delete.
1059 * real.c (get_real_const): Delete.
1060 (dconst_e_ptr): Define.
1061 (dconst_third_ptr): Define.
1062 (dconst_sqrt2_ptr): Define.
1063 * builtins.c: Update all callers.
1065 2008-08-18 Richard Guenther <rguenther@suse.de>
1067 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
1068 statement iterator after statement removal.
1070 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
1072 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
1073 (detect_processor_freebsd): Likewise.
1074 (host_detect_local_cpu): Call newly added functions for FreeBSD.
1076 2008-08-18 Richard Guenther <rguenther@suse.de>
1078 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
1079 and loads have the correct types.
1081 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1084 * c-opts.c (cpp_opts): Remove static.
1085 * c-parser.c (cpp_opts): Declare it extern.
1086 (disable_extension_diagnostics): Handle cpp options.
1087 (enable_extension_diagnostics): Likewise.
1089 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1091 * diagnostics.c (permerror_at): Rename as permerror.
1092 (permerror): Delete.
1093 * toplev.h: Likewise.
1095 2008-08-18 Richard Guenther <rguenther@suse.de>
1097 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
1098 sdse1 and addressables2 passes. Replace dce1 with cddce1.
1099 Move call_cdce before build_alias. Move copyrename2,
1100 cunrolli and ccp2 beafore build_alias. Re-add addressable2
1101 right after final inlining.
1102 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
1103 (pass_build_cfg): But instead via TODO_dump_func.
1105 2008-08-18 Richard Guenther <rguenther@suse.de>
1107 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
1109 (scalarize_init): If we failed to generate some initializers
1110 do not generate zeros for not instantiated members. Instead
1111 rely on the copy out.
1112 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
1113 about missing flow-sensitive alias info only if we have
1116 2008-08-17 Nick Clifton <nickc@redhat.com>
1118 * doc/extend.texi (Function Attributes): Fix typo in description
1119 if hot function attribute.
1121 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
1122 Richard Sandiford <rdsandiford@googlemail.com>
1124 * doc/install.texi (--with-mips-plt): Document.
1125 * doc/invoke.texi (-mplt, -mno-plt): Document.
1126 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
1127 and handle ${with_mips_plt}.
1128 * config/mips/mips.opt (mplt): New option.
1129 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
1130 (TARGET_ABICALLS_PIC2): Likewise.
1131 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
1132 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
1133 (ASM_SPEC): Use !mabi=* instead of !mabi*.
1134 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
1135 to decide whether to output ".option picX" directives.
1136 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
1137 Pass -call_nonpic rather than -KPIC for -mplt.
1138 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
1139 on the command line. Also remove it when -mabi=64 is used without
1141 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
1142 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
1143 TARGET_ABICALLS_PIC0.
1144 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
1146 (mips16_build_function_stub): Only output ".option pic" directives
1147 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
1148 (mips16_build_call_stub): Fix comment and remove redundant
1149 ".set at"/"set .noat" directives.
1150 (mips_function_rodata_section): Use the default behaviour for
1151 TARGET_ABSOLUTE_ABICALLS.
1152 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
1153 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
1154 (mips_restore_gp): Do nothing if the current function doesn't use
1156 (mips_expand_prologue): Only save $gp if the current function uses it.
1157 Use a normal move for TARGET_ABICALLS_PIC0.
1158 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
1160 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
1162 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
1163 of function when handling GLOBAL_POINTER_REGNUM.
1165 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
1168 * common.opt (-fstack-check): Do not declare the variable here.
1169 (-fstack-check=): New option variant.
1170 * doc/invoke.texi (Code Gen Options): Document it.
1171 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
1172 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
1173 (STACK_CHECK_STATIC_BUILTIN): New macro.
1174 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
1175 * opts.c: Include expr.h.
1176 (common_handle_option) <OPT_fold_stack_check_>: New case.
1177 <OPT_fstack_check>: Likewise.
1178 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
1179 consistently in the test for variable-sized types. Adjust for
1180 new behaviour of flag_stack_check.
1181 * explow.c: Include except.h.
1182 (allocate_dynamic_stack_space): Do not take into account
1183 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
1184 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
1185 for variable-sized parameters. Treat all parameters whose size is
1186 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
1187 stack checking is enabled.
1188 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
1189 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
1190 if generic stack checking is enabled.
1191 (expand_function_end): Adjust for new behaviour of flag_stack_check.
1192 * reload1.c (reload): Likewise.
1193 * stmt.c (expand_decl): Assert that all automatic variables have
1194 fixed size at this point and remove dead code.
1195 * flags.h (stack_check_type): New enumeration type.
1196 (flag_stack_check): Declare.
1197 * toplev.c (flag_stack_check): New global variable.
1198 * Makefile.in (opts.o): Add dependency on EXPR_H.
1199 (explow.o): Add dependency on except.h.
1201 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
1203 * config/avr/avr.c (avr_override_options): Reduce value of
1204 PARAM_INLINE_CALL_COST.
1206 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
1208 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
1209 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
1210 lieu of TYPE_MODE (type) throughout.
1212 2008-08-15 Joseph Myers <joseph@codesourcery.com>
1214 * config/arm/arm.c (add_minipool_backward_ref): Check for
1215 8-byte-aligned entries in second case of forcing insertion after a
1216 particular entry. Change third case to avoid inserting
1217 non-8-byte-aligned entries before 8-byte-aligned ones.
1219 2008-08-15 Richard Guenther <rguenther@suse.de>
1221 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
1222 strip components for unknown size accesses.
1224 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
1226 * config/s390/2097.md New file.
1227 * config/s390/s390.md ("z10prop" attribute): Define none,
1228 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
1229 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
1230 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
1231 possible values and apply them to insns as appropriate.
1232 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
1233 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
1234 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
1235 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
1237 ("bfp" mode attribute): Removed. Every occurence replaced
1239 * config/s390/s390.c (struct "z10_cost"): Updated entries.
1240 * config/s390/2084.md (insn_reservation "x_itof"): Updated
1243 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1246 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
1249 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
1251 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
1252 additional argument. Support reduction when duplication is needed due
1253 to data-types of different sizes in the loop.
1254 (get_initial_def_for_induction): Fix printout.
1255 (vect_get_vec_def_for_stmt_copy): Support case where the
1256 vec_stmt_for_operand is a phi node.
1257 (vectorizable_reduction): Support reduction when duplication is needed
1258 due to data-types of different sizes in the loop.
1259 (vectorizable_call): Remove restriction to not vectorize in case we
1260 have data-types of different sizes in the loop.
1261 (vectorizable_conversion): Likewise.
1262 (vectorizable_operation): Likewise.
1263 (vectorizable_type_demotion): Likewise.
1264 (vectorizable_type_promotion): Likewise.
1265 (vectorizable_induction): Add restriction to not vectorize in case
1266 we have data-types of different sizes in the loop.
1268 2008-08-14 Christophe Saout <christophe@saout.de>
1269 Uros Bizjak <ubizjak@gmail.com>
1272 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
1273 (*vec_concatv2di_rex64_sse4_1): Ditto.
1274 (*vec_concatv2di_rex64_sse): Ditto.
1276 2008-08-14 Jakub Jelinek <jakub@redhat.com>
1279 * fold-const.c (fold_widened_comparison): Do not allow
1280 sign changes that change the result even if shorter type
1281 is wider than arg1_unw's type.
1283 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
1285 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
1286 Skip if the multilib testing specifies -march that does not
1287 agree with the one specified in the testcase.
1289 2008-08-13 Joseph Myers <joseph@codesourcery.com>
1291 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
1292 zero extend SImode values being converted to TFmode before passing
1295 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1297 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
1298 __PPU__ when targeting the Cell/B.E. PPU processor.
1300 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
1302 * gimple.h (gimple_call_set_chain): Accept SSA variables.
1303 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
1304 Rematerialize the static chain, if any.
1305 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
1308 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
1310 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
1311 (new_loc_descr): Likewise.
1312 (add_loc_descr): Likewise.
1313 (size_of_loc_descr): Likewise.
1314 (size_of_locs): Likewise.
1315 (output_loc_operands): Likewise.
1316 (output_loc_sequence): Likewise.
1317 (new_reg_loc_descr): New.
1318 (build_cfa_loc): Use it.
1319 (build_cfa_aligned_loc): Likewise.
1320 (one_reg_loc_descriptor): Likewise.
1321 (based_loc_descr): Likewise.
1323 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1326 * doc/invoke.texi (Wmain): Update.
1327 * c-decl.c (start_decl): warn_main is only 0 or 1.
1328 (start_function): Likewise. Fix formatting.
1329 (finish_function): Delete redundant warning.
1330 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
1331 * c-opts (c_common_handle_option): -Wall only has effect if
1332 warn_main is uninitialized. OPT_Wmain is automatically
1333 handled. -pedantic also enables Wmain.
1334 (c_common_post_options): Handle all logic for Wmain here.
1335 * c-common.c (warn_main): Delete.
1336 (check_main_parameter_types): Make pedwarns conditional on
1338 * c-common.h (warn_main): Delete.
1340 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
1343 * expr.c (emit_group_store): Allocate stack temp with the
1344 largest alignment when copying from register to stack.
1346 2008-08-13 Richard Guenther <rguenther@suse.de>
1348 * tree.h (maybe_fold_offset_to_address): Declare.
1349 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
1350 (ccp_fold): Handle pointer conversions the same as fold_stmt.
1351 Likewise for POINTER_PLUS_EXPR.
1352 (maybe_fold_offset_to_reference): Enable disabled code.
1353 (maybe_fold_offset_to_address): New function.
1354 (fold_stmt_r): Use it.
1355 (fold_gimple_assign): Likewise.
1356 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
1357 (gimplify_expr): Likewise.
1359 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1361 * toplev.h (pedwarn_at): Fix declaration.
1363 2008-08-13 Joseph Myers <joseph@codesourcery.com>
1365 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1366 LINK_SPEC): Use %R in -Y P argument.
1368 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1371 * diagnostic.c (pedwarn_at): New.
1372 * toplev.h (pedwarn_at): Declare.
1373 * c-tree.h (build_enumerator): Update declaration.
1374 * c-decl.c (finish_enum): Update comment.
1375 (build_enumerator): Take a location parameter. Give a pedwarn but do
1376 not perform any conversion.
1377 * c-parser.c (c_parser_enum_specifier): Set correct location for
1380 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1383 * c-common.c (conversion_warning): Use a switch. Ignore boolean
1384 expressions except for conversions to signed:1 bitfields. Handle
1385 COND_EXPR with constant operands.
1387 2008-08-13 Richard Guenther <rguenther@suse.de>
1389 PR tree-optimization/15255
1390 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
1391 (struct oecount_s): New struct and VEC types.
1393 (oecount_hash): New function.
1394 (oecount_eq): Likewise.
1395 (oecount_cmp): Likewise.
1396 (zero_one_operation): New function.
1397 (build_and_add_sum): Likewise.
1398 (undistribute_ops_list): Perform un-distribution of multiplication
1399 and division on the chain of summands.
1400 (should_break_up_subtract): Also break up subtracts for factors.
1401 (reassociate_bb): Delete dead visited statements.
1402 Call undistribute_ops_list. Re-sort and optimize if it did something.
1403 * passes.c (init_optimization_passes): Move DSE before
1405 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
1408 2008-08-12 Janis Johnson <janis187@us.ibm.com>
1410 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
1412 * doc/invoke.texi: Revert unintended checkin.
1414 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
1417 * gcc.c (include_spec_function): Tweak call to find_a_file.
1419 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1422 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
1423 and TRUTH_ORIF_EXPR.
1424 * dojump.c (do_jump): Likewise.
1426 PR tree-optimization/37084
1427 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
1428 if id->regimplify, don't assume stmt is a cast assignment.
1430 2008-08-12 Anatoly Sokolov <aesok@post.ru>
1432 * final.c (final_scan_insn): Use app_enable/app_disable functions.
1434 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1437 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
1440 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1442 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
1443 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
1445 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
1446 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
1447 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
1448 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
1449 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
1451 * doc/tm.texi (Storage Layout): Remove documentation for
1452 TARGET_FLOAT_FORMAT.
1454 * simplify-rtx.c (simplify_binary_operation_1): Replace
1455 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
1457 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1459 * real.h (struct real_format): New member has_sign_dependent_rounding.
1460 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
1461 spu_single_format, ieee_double_format, mips_double_format,
1462 motorola_double_format, ieee_extended_motorola_format,
1463 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1464 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1465 mips_extended_format, ieee_quad_format, mips_quad_format,
1466 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1467 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1469 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
1470 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
1471 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
1472 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
1473 (ROUND_TOWARDS_ZERO): Likewise.
1475 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
1476 (FLOAT_MODE_FORMAT): New macro.
1477 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
1478 (MODE_COMPOSITE_P): ... this new macro.
1479 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1480 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
1481 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
1483 * flags.h: Include "real.h".
1485 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
1486 REAL_MODE_FORMAT_COMPOSITE_P.
1487 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1489 * doc/tm.texi (Storage Layout): Remove documentation of
1490 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1491 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
1492 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
1493 they only apply to libgcc2.a.
1495 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1497 * config/spu/float_disf.c: New file.
1498 * config/spu/float_unsdisf.c: New file.
1499 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
1500 (LIB2FUNCS_EXCLUDE): Define.
1502 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1503 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1505 * real.h (struct real_format): New member round_towards_zero.
1506 * real.c (round_for_format): Respect fmt->round_towards_zero.
1507 (ieee_single_format, mips_single_format, motorola_single_format,
1508 spu_single_format, ieee_double_format, mips_double_format,
1509 motorola_double_format, ieee_extended_motorola_format,
1510 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1511 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1512 mips_extended_format, ieee_quad_format, mips_quad_format,
1513 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1514 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1516 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1517 real_format to choose rounding mode when calling MPFR functions.
1518 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1519 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1521 * real.h (real_to_decimal_for_mode): Add prototype.
1522 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1523 Respect target rounding mode when generating decimal representation.
1524 (real_to_decimal): New stub for backwards compatibility.
1525 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1526 real_to_decimal_for_mode instead of real_to_decimal.
1528 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1530 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1531 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1533 * real.c (spu_single_format): New variable.
1534 * real.h (spu_single_format): Declare.
1536 * config/spu/spu.c (spu_override_options): Install SFmode format.
1537 (spu_split_immediate): Use integer mode to operate on pieces of
1538 floating-point values in all cases.
1540 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1541 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1542 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1544 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1546 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1548 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1550 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1552 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1555 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1556 on the VAR_DECL instead of TYPE_READONLY on its type.
1558 2008-08-12 Ira Rosen <irar@il.ibm.com>
1560 * tree-vectorizer.c: Depend on langhooks.h.
1561 (supportable_widening_operation): Add two arguments. Support double
1563 (supportable_narrowing_operation): Likewise.
1564 * tree-vectorizer.h (supportable_widening_operation): Add two
1566 (supportable_narrowing_operation): Likewise.
1567 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1568 supportable_widening_operation with correct arguments.
1569 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1570 (vectorizable_type_demotion): Support double type conversions.
1571 (vectorizable_type_promotion): Likewise.
1572 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1574 2008-08-11 Michael Matz <matz@suse.de>
1576 * i386/i386.c (override_options): Move initialisation from
1577 flag_schedule_insns_after_reload to here from ...
1578 (optimization_options): ... here.
1580 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1582 PR rtl-optimization/36998
1583 * dwarf2out.c (compute_barrier_args_size_1,
1584 compute_barrier_args_size): Temporarily remove assertions.
1586 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1589 * tree-ssa.c (struct walk_data): Add new flag
1590 warn_possibly_uninitialized.
1591 (warn_uninitialized_var): Use it.
1592 (warn_uninitialized_vars): New.
1593 (execute_early_warn_uninitialized): Call it.
1594 (execute_late_warn_uninitialized): Likewise.
1596 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1599 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1602 2008-08-09 Jan Hubicka <jh@suse.cz>
1605 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1607 (expand_fix): Be prepared for expansion to fail.
1608 (expand_sfix_optab): Remove instructions if expansion failed.
1610 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1612 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1614 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1615 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1617 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1619 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1620 mips/t-libgcc-mips16 to tmake_file.
1621 * config/mips/mips-protos.h (mips_call_type): New enum.
1622 (mips_pic_base_register, mips_got_load): Declare.
1623 (mips_restore_gp): Take an rtx argument.
1624 (mips_use_pic_fn_addr_reg_p): Declare.
1625 (mips_expand_call): Replace the sibcall_p argument with
1626 a mips_call_type argument. Add a lazy_p parameter.
1627 (mips_split_call): Declare.
1628 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1629 (MIPS16_PIC_TEMP): Likewise.
1630 (reg_class): Delete M16_NA_REGS.
1631 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1632 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1633 (mips_split_hi_p): Declare.
1634 * config/mips/mips.c (mips_split_hi_p): New array.
1635 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1636 (mips_got_symbol_type_p): New function.
1637 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1638 (mips16_stub_function_p): New function.
1639 (mips16_local_function_p): Likewise.
1640 (mips_use_pic_fn_addr_reg_p): Likewise.
1641 (mips_cannot_force_const_mem): Return false for HIGHs.
1642 Extend CONST_INT and symbolic handling to MIPS16, using
1643 mips_symbol_insns to check that the base symbol type is a
1644 legitimate constant. Reject GOT-based constants if
1645 TARGET_MIPS16_PCREL_LOADS.
1646 (mips_const_insns): Check targetm.cannot_force_const_mem when
1647 decomposing a symbolic base and a large offset.
1648 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1649 When calling a function that needs $25 from MIPS16 code,
1650 move the target address into $25 separately and add a USE
1652 (mips16_gp_pseudo_reg): Insert the initializer immediately
1653 before the first real insn.
1654 (mips_pic_base_register, mips_got_load): New functions.
1655 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1656 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1657 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1658 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1659 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1660 also passing NULL_RTX rather than const0_rtx as the aux argument.
1661 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1662 instead of TARGET_EXPLICIT_RELOCS.
1663 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1664 (mips_load_call_address): Replace the sibcall_p argument with
1665 a mips_call_type argument. Use mips_got_load.
1666 (mips16_local_alias): New structure.
1667 (mips16_local_aliases): New variable.
1668 (mips16_local_aliases_hash): New function.
1669 (mips16_local_aliases_eq): Likewise.
1670 (mips16_local_alias): Likewise.
1671 (mips16_stub_function): Likewise.
1672 (mips16_build_function_stub): Create a local alias for the target
1673 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1674 .cpload directive and an R_MIPS_NONE relocation for the target
1675 function, then load the alias rather than the function itself.
1676 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1677 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1678 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1679 (mips16_build_call_stub): Replace the FN parameter with an
1680 FN_PTR parameter. Force the address into a register if it
1681 isn't a call_insn_operand; don't rely on the caller to do this.
1682 If a call to a locally-defined and locally-binding MIPS16
1683 function must be made indirectly, redirect the call to the
1684 function's local alias. Use mips16_stub_function_p,
1685 mips16_stub_function, mips_expand_call and use_reg.
1686 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1687 Use explicit %hi and %lo accesses where possible.
1688 Use MIPS_CALL to generate the correct code form of a
1689 jal instruction. Add clobbers of $18 instead of uses.
1690 Update the call to mips_emit_call_insn.
1691 (mips_expand_call): Replace the SIBCALL_P argument with a
1692 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1693 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1694 allowing it to modify the call address. Update the calls to
1695 mips_load_call_address and mips_emit_call_insn.
1696 (mips_split_call): New function.
1697 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1698 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1699 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1700 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1701 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1703 (mips_cprestore_slot): New function.
1704 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1705 and use mips_cprestore_slot.
1706 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1708 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1709 then use a copygp_mips16 instruction to set up $28.
1710 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1711 (mips16_lay_out_constants): Call split_all_insns_noflow.
1712 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1713 false if TARGET_MIPS16.
1714 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1715 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1716 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1717 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1718 MIPS16 code. Allow MIPS16 o32 PIC.
1719 (mips_override_options): Allow MIPS16 o32 PIC.
1720 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1721 after reload if TARGET_USE_GOT.
1722 (UNSPEC_COPYGP): New constant.
1723 (length): Use a default length of 8 for MIPS16 GOT loads.
1724 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1725 (*got_page<mode>): Check mips_split_hi_p.
1726 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1727 (unspec_got<mode>, unspec_call<mode>): New expanders.
1728 (load_got<mode>, load_call<mode>): Remove the length attributes.
1729 Use a got attribute instead of a type attribute.
1730 (copygp_mips16): New insn.
1731 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1732 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1733 (sibcall, sibcall_value, call, call_value): Update the calls
1734 to mips_expand_call.
1735 (call_internal, call_value_internal): Use mips_split_call.
1736 (call_value_multiple_internal): Likewise.
1737 (call_split): Move after call_internal (the insn it is split from).
1738 (call_internal_direct, call_value_internal_direct): Turn into
1739 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1740 (call_direct_split, call_value_direct_split): New patterns.
1741 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1742 and use M16_REGS instead of M16_NA_REGS.
1743 * config/mips/predicates.md (const_call_insn_operand): Replace
1744 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1745 mips_use_pic_fn_addr_reg_p check.
1746 (move_operand): Reject HIGHs if mips_split_hi_p.
1747 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1748 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1749 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1750 * config/mips/libgcc-mips16.ver: New file.
1751 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1752 $(srcdir)/config/mips/libgcc-mips16.ver.
1754 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1756 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1757 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1758 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1759 (mips16_cfun_returns_in_fpr_p): Likewise.
1761 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1763 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1764 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1765 rather than 4 to PC.
1767 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1769 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1770 (FUNCTION_PROFILER): Save the static chain pointer into $2
1771 beforehand and restore it aftewards.
1772 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1773 address directly into $25 and call the function through $25;
1774 do not clobber $3. Pad the DImode version to cover the space
1775 left by the deleted $25 <- $3 move.
1776 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1777 the removal of the $25 <- $3 move.
1778 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1779 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1781 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1782 Daniel Jacobowitz <dan@codesourcery.com>
1784 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1785 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1786 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1787 * config/mips/mips.c (mips_start_function_definition): New function.
1788 (mips_end_function_definition): Likewise.
1789 (mips_output_function_prologue): Use mips_start_function_definition.
1790 (mips_output_function_epilogue): Use mips_end_function_definition.
1791 (build_mips16_function_stub): Use mips_start_function_definition
1792 and mips_end_function_definition.
1793 (build_mips16_call_stub): Likewise.
1795 2008-08-09 Richard Guenther <rguenther@suse.de>
1797 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1798 * gimple.h (gimple_call_fn): Adjust comment.
1799 (gimple_call_set_fndecl): New function.
1800 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1801 longer having bare FUNCTION_DECL operand.
1802 (gimple_call_return_type): Likewise.
1803 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1805 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1806 (gimple_mod_pow2): Likewise.
1807 (gimple_mod_subtract): Likewise.
1808 (gimple_ic): Likewise.
1809 (gimple_stringop_fixed_value): Likewise.
1810 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1811 longer having bare FUNCTION_DECL operand.
1812 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1813 * omp-low.c (optimize_omp_library_calls): Likewise.
1814 * cgraphunit.c (update_call_expr): Likewise.
1815 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1816 (execute_convert_to_rsqrt): Likewise.
1817 * cfgexpand.c (gimple_to_tree): Simplify.
1818 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1819 bare FUNCTION_DECL operand.
1820 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1821 (convert_gimple_call): Use gimple_call_fndecl.
1822 * c-common.c (c_warn_unused_result): Likewise.
1824 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1827 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1828 (c_finish_return): Likewise.
1829 (c_start_case): Likewise.
1830 * c-common.c (warn_for_collisions_1): Use explicit location in
1832 * c-parser.c (c_parser_condition): New. Call
1833 verify_sequence_points.
1834 (c_parser_paren_condition): Call c_parser_condition.
1835 (c_parser_for_statement): Call c_parser_condition.
1837 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1840 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1841 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1842 Moved from diagnostic.h
1843 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1845 (emit_diagnostic): New.
1846 (warning0, pedwarn0): Delete.
1847 (warning, warning_at, pedwarn, permerror): Return bool.
1848 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1849 Moved to diagnostic.c.
1850 (struct diagnostic_context): Use correct type for
1851 classify_diagnostic.
1852 (diagnostic_report_diagnostic): Update declaration.
1853 (emit_diagnostic): Declare.
1854 * errors.c (warning): Return bool.
1855 * errors.h (warning): Update declaration.
1856 * toplev.h (warning0, pedwarn0): Delete.
1857 (warning, warning_at, pedwarn, permerror): Return bool.
1858 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1859 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1860 inform. Update all calls.
1861 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1862 before giving informative note.
1863 (implicit_decl_warning): Likewise.
1864 * c-typeck.c (build_function_call): Likewise.
1865 * tree-sssa.c (warn_uninit): Likewise.
1866 * builtins.c (gimplify_va_arg_expr): Likewise.
1868 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1871 * doc/invoke.texi (-Wextra): Move warning from here...
1872 (-Wuninitialized): ... to here.
1874 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1877 * flags.h (set_Wunused): Delete
1878 * toplev.c (process_options): Handle Wunused flags here.
1879 * opts.c (maybe_warn_unused_parameter): Delete.
1880 (common_handle_option): Replace set_Wunused by warn_unused.
1881 (set_Wextra): Do not handle Wunused-parameter here.
1882 (set_Wunused): Delete.
1883 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1885 * common.opt (Wunused): Add Var and Init.
1886 (Wunused-function): Likewise.
1887 (Wunused-label): Likewise.
1888 (Wunused-parameter): Likewise.
1889 (Wunused-value): Likewise.
1890 (Wunused-variable): Likewise.
1892 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1894 * doc/invoke.texi: Add cpu_type power7.
1895 * config.in (HAVE_AS_VSX): New.
1896 * config.gcc: Add cpu_type power7.
1897 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1899 * configure: Regenerate.
1900 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1902 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1903 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1904 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1906 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1908 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1909 type to vectorize.builtin_conversion.
1910 (vectorizable_conversion): Likewise.
1911 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1912 integral type as input.
1913 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1915 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1916 and ALTIVEC_BUILTIN_VCTSXS.
1917 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1920 2008-08-08 Richard Guenther <rguenther@suse.de>
1922 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1923 (surely_varying_stmt_p): Calls are varying only if they are
1924 non-builtin and not indirect or have no result.
1925 (ccp_fold): Re-instantiate code before the tuples merge.
1927 2008-08-08 Richard Guenther <rguenther@suse.de>
1929 PR tree-optimization/37056
1930 * gimple.h (gimple_assign_rhs_class): New helper function.
1931 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1932 unary operations properly.
1934 2008-08-07 Jan Hubicka <jh@suse.cz>
1936 * i386.h (ix86_size_cost): Declare.
1937 (ix86_cur_cost): New function macro.
1938 * i386.md (peepholes expanding size and splitters): Predicate by
1939 optimize_insn_for_speed_p.
1940 (peepholes reduce size and splitters): Predicate by
1941 optimize_insn_for_size_p.
1942 * i386.c (ix86_size_cost): Rename from ...
1943 (size_cost): This one.
1944 (override_options): Update.
1945 (decide_alg): Likewise.
1946 (ix86_expand_clear): Use RTL profile.
1947 (ix86_pad_returns): Use RTL profile.
1949 2008-08-07 Jan Hubicka <jh@suse.cz>
1951 * recog.c (split_all_insns): Set RTL profile
1952 (peephole2_optimize): Likewise.
1953 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1954 * combine.c (combine_instructions): Likewise.
1956 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1958 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1960 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1962 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1963 value in a6 after the set_frame_ptr insn.
1965 2008-08-07 Richard Henderson <rth@redhat.com>
1968 * gcc.c (cpp_options): Pass along -g*.
1970 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1972 * config/arm/arm.c (output_move_neon): Update comment describing
1973 big-endian vector layout.
1974 (arm_assemble_integer): Do not handle big-endian NEON vectors
1976 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1977 neon_vget_lane<mode>_sext_internal,
1978 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1979 element indices for big-endian.
1981 2008-08-07 Richard Henderson <rth@redhat.com>
1983 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1984 * configure, config.in: Rebuild.
1985 * debug.h (dwarf2out_do_cfi_asm): Declare.
1986 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1987 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1988 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1989 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1991 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1993 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1994 movv2si_internal): Combine into mov<mode>_internal.
1995 (movv2si_internal_2): Remove.
1997 2008-08-07 Jan Hubicka <jh@suse.cz>
2000 * i386.md (single stringop patterns): Enable unconditionally.
2002 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/emmintrin.h (_mm_move_epi64): Use
2006 __builtin_ia32_movq128.
2008 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
2009 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
2011 * config/i386/sse.md (sse2_movq128): New.
2013 * doc/extend.texi: Document __builtin_ia32_movq128.
2015 2008-08-07 Richard Guenther <rguenther@suse.de>
2018 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
2019 pointers can access anything.
2021 2008-08-06 Jan Hubicka <jh@suse.cz>
2023 * optabs.c (emit_unop_insn): Break out to ...
2024 (maybe_emit_unop_insn): ... this one.
2025 (expand_sfix_optab): Use maybe variant.
2026 * optabs.h (maybe_emit_unop_insn): Declare.
2028 * i386.md (mov0 patterns): Enable by default.
2029 (FP conversion expanders): Disable expansion of code expanding
2030 sequences when instruction should be optimized for size.
2031 (single strinop patterns): Enable when optimizing for size.
2032 (string expanders): Disable expanding of code expanding sequences
2033 when optimizning instruction for size.
2034 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
2036 (ix86_fp_comparison_sahf_cost): Likewise.
2037 (ix86_expand_branch): Likewise.
2038 (ix86_expand_ashl_const): Likewise.
2039 (ix86_split_ashl): Likewise.
2040 (ix86_expand_strlen): Likewise.
2041 (ix86_emit_fp_unordered_jump): Likewie.
2043 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2045 * c-common.c: Fix typo.
2046 (c_common_reswords): Activate more C++ keyword warnings.
2048 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
2050 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2053 * diagnostic.c (permerror_at): New.
2054 * toplev.h (permerror_at): Declare.
2056 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
2057 Ira Rosen <irar@il.ibm.com>
2059 * tree-vect-transform.c (vect_model_simple_cost): Return
2060 immediately if stmt is pure SLP.
2061 (vect_model_store_cost): Ditto.
2062 (vect_model_load_cost): Ditto.
2063 (vectorizable_store): Remove PURE_SLP check before call
2064 to vect_model_store_cost.
2065 (vect_model_store_cost): When checking whether stmt describe
2066 strided access, add a check that it is not slp_node.
2068 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2071 * c-common.c (warn_for_sign_compare): New. Handle separately the
2072 case that 'constant' is zero.
2073 * c-typeck.c (build_binary_op): Move code to c-common.c
2075 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2077 * config/alpha/alpha.c (alpha_preferred_reload_class,
2078 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
2079 alpha_output_mi_thunk_osf): Avoid C++ keywords.
2080 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
2081 * config/arm/arm.md: Likewise.
2082 * config/avr/avr-protos.h (preferred_reload_class,
2083 test_hard_reg_class, avr_simplify_comparison_p,
2084 out_shift_with_cnt, class_max_nregs): Likewise.
2085 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
2086 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
2087 preferred_reload_class, test_hard_reg_class): Likewise.
2088 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
2089 bfin_memory_move_cost, bfin_secondary_reload,
2090 bfin_output_mi_thunk): Likewise.
2091 * config/crx/crx.c (crx_secondary_reload_class,
2092 crx_memory_move_cost): Likewise.
2093 * config/frv/frv-protos.h (frv_secondary_reload_class,
2094 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
2095 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
2096 frv_secondary_reload_class, frv_class_likely_spilled_p,
2097 frv_class_max_nregs): Likewise.
2098 * config/h8300/h8300.c (h8300_classify_operand,
2099 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
2101 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
2102 * config/ia64/ia64.c (ia64_preferred_reload_class,
2103 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
2104 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
2105 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
2107 * config/m68hc11/m68hc11.c (preferred_reload_class,
2108 m68hc11_memory_move_cost): Likewise.
2109 * config/mcore/mcore.c (mcore_secondary_reload_class,
2110 mcore_reload_class): Likewise.
2111 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
2112 mips_class_max_nregs, mips_cannot_change_mode_class,
2113 mips_preferred_reload_class, mips_secondary_reload_class,
2114 mips_output_mi_thunk): Likewise.
2115 * config/mmix/mmix.c (mmix_preferred_reload_class,
2116 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
2118 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2120 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
2121 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
2122 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2123 * config/rs6000/rs6000.c (paired_expand_vector_init,
2124 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
2125 compare_section_name, rs6000_memory_move_cost): Likewise.
2126 * config/s390/s390.c (s390_emit_compare_and_swap,
2127 s390_preferred_reload_class, s390_secondary_reload,
2128 legitimize_pic_address, legitimize_tls_address,
2129 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
2130 s390_class_max_nregs): Likewise.
2131 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2132 * config/s390/s390.md: Likewise.
2133 * config/score/score-protos.h (score_secondary_reload_class,
2134 score_preferred_reload_class): Likewise.
2135 * config/score/score.c (score_preferred_reload_class,
2136 score_secondary_reload_class): Likewise.
2137 * config/score/score3.c (score3_output_mi_thunk,
2138 score3_preferred_reload_class, score3_secondary_reload_class,
2139 score3_hard_regno_mode_ok): Likewise.
2140 * config/score/score3.h (score3_preferred_reload_class,
2141 score3_secondary_reload_class): Likewise.
2142 * config/score/score7.c (score7_output_mi_thunk,
2143 score7_preferred_reload_class, score7_secondary_reload_class,
2144 score7_hard_regno_mode_ok): Likewise.
2145 * config/score/score7.h (score7_preferred_reload_class,
2146 score7_secondary_reload_class): Likewise.
2147 * config/sh/sh.c (prepare_move_operands, output_far_jump,
2148 output_branchy_insn, add_constant, gen_block_redirect,
2149 sh_insn_length_adjustment, sh_cannot_change_mode_class,
2150 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
2152 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2153 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
2154 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
2155 xstormy16_preferred_reload_class): Likewise.
2156 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
2157 xtensa_expand_atomic, override_options,
2158 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
2160 * reorg.c (try_merge_delay_insns): Likewise.
2161 * tree.c (merge_dllimport_decl_attributes): Likewise.
2163 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
2165 2008-08-06 Michael Matz <matz@suse.de>
2167 * Makefile.in (write_entries_to_file): Quote words.
2168 * gengtype.c: (read_input_line): Skip over leading white-space.
2170 2008-08-06 Marc Gauthier <marc@tensilica.com>
2172 * config.gcc: Match more processor names for Xtensa.
2173 * configure.ac: Likewise.
2174 * doc/install.texi (Specific): Likewise.
2175 * configure: Regenerate.
2177 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2179 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
2180 * calls.c (avoid_likely_spilled_reg): Likewise.
2181 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
2182 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
2183 * config/i386/i386.c (ix86_expand_special_args_builtin,
2184 ix86_secondary_reload): Likewise.
2185 * except.c (struct eh_region, gen_eh_region_catch,
2186 remove_unreachable_regions, duplicate_eh_regions,
2187 assign_filter_values, build_post_landing_pads,
2188 sjlj_find_directly_reachable_regions, remove_eh_handler,
2189 reachable_next_level, foreach_reachable_handler,
2190 can_throw_internal_1, can_throw_external_1,
2191 collect_one_action_chain): Likewise.
2192 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
2193 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
2194 * function.c (update_temp_slot_address, instantiate_new_reg,
2195 instantiate_virtual_regs_in_rtx,
2196 instantiate_virtual_regs_in_insn): Likewise.
2197 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
2198 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
2199 gimplify_cleanup_point_expr): Likewise.
2200 * ipa-cp.c (ipcp_lattice_changed): Likewise.
2201 * passes.c (next_pass_1): Likewise.
2202 * print-tree.c (print_node_brief, print_node): Likewise.
2203 * profile.c (branch_prob): Likewise.
2204 * tree-dump.c (dump_register): Likewise.
2205 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
2207 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
2208 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
2209 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
2210 copy_arguments_for_versioning, copy_static_chain): Likewise.
2211 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
2212 add_new_name_mapping, register_new_name_mapping): Likewise.
2213 * tree-mudflap.c (mf_xform_derefs): Likewise.
2214 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
2215 get_init_expr, combine_chains): Likewise.
2216 * tree-pretty-print.c (dump_generic_node): Likewise.
2217 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
2218 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
2219 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
2220 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
2222 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
2225 * calls.c (expand_call): Use the biggest preferred stack
2228 2008-08-06 Michael Matz <matz@suse.de>
2231 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
2232 for reused reload, instead of overwriting them.
2234 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
2237 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
2238 for incoming stack boundary.
2240 * function.c (assign_parm_find_entry_rtl): Update
2241 parm_stack_boundary.
2243 * function.h (rtl_data): Add parm_stack_boundary.
2245 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
2246 parm_stack_boundary for incoming stack boundary.
2248 2008-08-06 Joseph Myers <joseph@codesourcery.com>
2250 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
2251 for unrepresentable subregs or treat them as equal to other regs
2252 or subregs with the same register number.
2254 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
2257 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
2260 2008-08-06 Jan Hubicka <jh@suse.cz>
2262 * predict.c (maybe_hot_frequency_p): When profile is absent, all
2263 frequencies might be hot.
2265 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
2267 * reload.c (find_reloads): Force constants into literal pool
2268 also if they are wrapped in a SUBREG.
2270 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2273 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
2274 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
2275 Don't allow predicated instructions for data speculation.
2276 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
2279 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2281 * haifa-sched.c (extend_global): Split to extend_global_data and
2282 extend_region_data. Update all uses.
2283 (extend_all): Rename to extend_block_data.
2285 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2287 * sched-rgn.c (new_ready): Check if instruction can be
2288 speculatively scheduled before attempting speculation.
2289 (debug_rgn_dependencies): Remove wrongful assert.
2291 2008-08-05 Bob Wilson <bob.wilson@acm.org>
2293 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
2295 2008-08-05 Bob Wilson <bob.wilson@acm.org>
2297 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
2298 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
2299 va_size, and type_size.
2301 2008-08-04 Jason Merrill <jason@redhat.com>
2304 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
2305 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
2307 2008-08-05 Richard Henderson <rth@redhat.com>
2309 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
2310 * configure: Rebuild.
2312 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2315 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
2316 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
2319 2008-08-05 Richard Henderson <rth@redhat.com>
2321 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
2322 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
2323 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
2324 * common.opt (fdwarf2-cfi-asm): New.
2325 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
2326 * config.in, configure: Rebuild.
2327 * dwarf2asm.c (dw2_asm_output_data_raw): New.
2328 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
2329 (dw2_force_const_mem): Externalize.
2330 * dwarf2asm.h: Update.
2331 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
2332 generate a real label.
2333 (output_cfi_directive): New.
2334 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
2335 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
2336 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
2338 (dwarf2out_end_epilogue): Emit .cfi_endproc.
2339 (output_loc_operands_raw, output_loc_sequence_raw): New.
2340 (output_cfa_loc_raw): New.
2342 2008-08-05 Paul Brook <paul@codesourcery.com>
2344 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
2345 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
2346 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
2347 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
2348 * config/arm/arm.h (TARGET_VFPD32): Define.
2349 (TARGET_VFP3): Use TARGET_VFPD32.
2350 (fputype): Add FPUTYPE_VFP3D16.
2351 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
2352 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
2353 * config/arm/arm-cores.def: Add cortex-r4f.
2354 * config/arm/arm-tune.md: Regenerate.
2356 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2358 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
2359 Reword some comments throughout the file.
2361 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
2362 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
2363 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
2364 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
2366 (MFC_START_ENABLE): Remove PPU-only define.
2367 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
2368 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
2370 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
2371 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
2372 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
2373 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
2374 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
2375 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
2376 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
2378 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
2379 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
2380 (mfc_sdcrt, mfc_sdcrtst): Likewise.
2381 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
2383 (spu_read_machine_status): Fix typo.
2385 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2387 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
2388 SUBREG of multi-word hard register.
2389 * config/spu/spu.c (valid_subreg): Likewise.
2390 (adjust_operand): Handle SUBREGs of multi-word hard registers.
2392 2008-08-04 Richard Guenther <rguenther@suse.de>
2394 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
2395 the candidate with the stripped base if that base is different
2396 from the original base even for offset zero.
2398 2008-08-04 Richard Guenther <rguenther@suse.de>
2401 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
2402 check for no_overflow.
2404 2008-08-04 Richard Guenther <rguenther@suse.de>
2406 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
2408 2008-08-04 Paul Brook <paul@codesourcery.com>
2410 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
2411 (arm_order_regs_for_local_alloc): New function.
2412 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
2414 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
2416 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
2420 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
2421 (ix86_expand_epilogue): Likewise.
2423 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
2425 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
2428 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
2430 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
2431 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
2432 (*movv2sf_internal_rex64): Ditto.
2434 2008-08-03 Jan Hubicka <jh@suse.cz>
2436 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
2437 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
2438 * expmed.c (expand_smod_pow2): Likewise.
2440 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
2444 alternative 0 of operand 1.
2445 (*vec_concatv2di_rex64_sse): Ditto.
2446 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
2448 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
2449 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
2450 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
2451 (*movv2sf_internal_rex64): Ditto.
2453 2008-08-02 Richard Guenther <rguenther@suse.de>
2456 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
2457 (ssedoublesizemode): New mode attribute.
2458 (sse_shufps): Call gen_sse_shufps_v4sf.
2459 (sse_shufps_1): Macroize.
2460 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
2461 (sse2_shufpd_1): Macroize.
2462 (vec_extract_odd, vec_extract_even): New expanders.
2463 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
2464 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
2465 * i386.c (ix86_expand_vector_init_one_nonzero): Call
2466 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
2467 (ix86_expand_vector_set): Likewise.
2468 (ix86_expand_reduc_v4sf): Likewise.
2470 2008-08-01 Doug Kwan <dougkwan@google.com>
2472 * matrix-reorg.c: Re-enable all code.
2473 (struct malloc_call_data): Change CALL_STMT to gimple type.
2474 (collect_data_for_malloc_call): Tuplify.
2475 (struct access_site_info): Change STMT to gimple type.
2476 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
2477 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
2478 (struct free_info): Change STMT to gimple type.
2479 (struct matrix_access_phi_node): Change PHI to gimple type.
2480 (get_inner_of_cast_expr): Remove.
2481 (may_flatten_matrices_1): Tuplify.
2482 (may_flatten_matrices): Ditto.
2483 (mark_min_matrix_escape_level): Ditto.
2484 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
2485 (ssa_accessed_in_call_rhs): New
2486 (ssa_accessed_in_assign_rhs): New
2487 (record_access_alloc_site_info): Tuplify.
2488 (add_allocation_site): Ditto.
2489 (analyze_matrix_allocation_site): Ditto.
2490 (analyze_transpose): Ditto.
2491 (get_index_from_offset): Ditto.
2492 (update_type_size): Ditto.
2493 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
2494 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
2495 (analyze_accesses_for_phi_node): Tuplify.
2496 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
2497 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
2498 (analyze_matrix_accesses): Tuplify.
2499 (check_var_data): New call-back type for check_var_notmodified_p.
2500 (check_var_notmodified_p): Tuplify and use call-back struct to
2501 return statement found.
2502 (can_calculate_expr_before_stmt): Factor out statement related code
2504 (can_calculate_stmt_before_stmt): New.
2505 (check_allocation_function): Tuplify.
2506 (find_sites_in_func): Ditto.
2507 (record_all_accesses_in_func): Ditto.
2508 (transform_access_sites): Ditto.
2509 (transform_allocation_sites): Ditto.
2510 (matrix_reorg): Re-enable.
2511 (gate_matrix_reorg): Re-enable.
2513 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2515 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2516 for labels for which it hasn't been set yet. If it has been set,
2517 stop walking insns and continue with next worklist item.
2518 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2519 if the only BARRIER is at the very end of a function.
2521 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2523 * cfgexpand.c (expand_stack_alignment): Assert that
2524 stack_realign_drap and drap_rtx must match.
2526 * function.c (instantiate_new_reg): If DRAP is used to realign
2527 stack, replace virtual_incoming_args_rtx with internal arg
2530 2008-08-01 Richard Guenther <rguenther@suse.de>
2532 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2533 loop information only if we initialized it.
2534 (execute_pre): Call fini_pre with in_fre.
2535 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2536 if we do not unroll because we hit max-completely-peeled-insns.
2537 Use our estimation for consistency, do allow shrinking.
2539 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2541 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2542 with MIN_STACK_BOUNDARY.
2543 (ix86_update_stack_boundary): Likewise.
2544 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2547 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2548 (MIN_STACK_BOUNDARY): This.
2550 2008-08-01 Richard Guenther <rguenther@suse.de>
2553 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2555 2008-08-01 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/36988
2558 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2559 do not matter if that doesn't change volatile qualification.
2561 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2563 * configure.ac: Do not generate libada-mk. Do not subst
2565 * libada-mk.in: Remove.
2566 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2567 * configure: Regenerate.
2569 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2571 * tree-pass.h: Added comment about not dumping passes with name
2572 starting with star in struct opt_pass.
2573 * passes.c (register_dump_files_1): Don't do dump for a pass with
2574 name starting with star.
2575 * doc/passes.texi (Pass manager): Mention pass names and special
2576 meaning of star prefix to avoid dump.
2578 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2580 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2582 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2583 (ISA_MIPS64R2): New macro.
2584 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2585 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2586 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2587 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2588 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2589 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2590 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2591 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2592 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2593 Move up to keep list alphabetically sorted.
2594 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2595 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2597 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2598 (-march=@var{arch}): Add mips64r2.
2600 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2602 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2604 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2606 * expr.c (expand_assignment): Check for complete type.
2608 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2611 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2613 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2614 for stack alignment.
2616 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2618 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2620 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2621 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2623 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2625 PR rtl-optimization/36419
2626 * dwarf2out.c (barrier_args_size): New variable.
2627 (compute_barrier_args_size, compute_barrier_args_size_1): New
2629 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2630 if not called yet in the current function, use barrier_args_size
2631 array to find the new args_size value.
2632 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2634 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2637 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2640 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2643 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2644 (dwarf2out_stack_adjust): Use it.
2645 (dwarf2out_frame_debug_expr): Likewise.
2647 2008-07-31 Richard Guenther <rguenther@suse.de>
2649 PR tree-optimization/36978
2650 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2651 the generated condition.
2653 2008-07-31 Richard Guenther <rguenther@suse.de>
2655 * passes.c (init_optimization_passes): Always call
2656 pass_early_warn_uninitialized.
2657 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2658 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2659 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2661 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2664 * builtins.c (maybe_emit_free_warning): New function.
2665 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2666 maybe_emit_free_warning for BUILT_IN_FREE.
2669 * dwarf2out.c (get_context_die): New function.
2670 (force_decl_die, force_type_die): Use it.
2671 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2672 returns NULL, force generation of DW_TAG_typedef and put that into
2675 PR preprocessor/36649
2676 * c-pch.c (c_common_read_pch): Save and restore
2677 line_table->trace_includes across PCH restore.
2679 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2682 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2684 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2687 * final.c (call_from_call_insn): Handle COND_EXEC.
2689 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2691 * builtins.c (std_gimplify_va_arg_expr): Replace
2692 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2693 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2695 2008-07-30 Joey Ye <joey.ye@intel.com>
2696 H.J. Lu <hongjiu.lu@intel.com>
2698 * builtins.c (expand_builtin_setjmp_receiver): Replace
2699 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2700 (expand_builtin_apply_args_1): Likewise.
2701 (expand_builtin_longjmp): Need DRAP for stack alignment.
2702 (expand_builtin_apply): Likewise.
2704 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2705 instead of assign_stack_local to allow alignment reduction.
2707 * calls.c (emit_call_1): Need DRAP for stack alignment if
2709 (expand_call): Replace virtual_incoming_args_rtx with
2710 crtl->args.internal_arg_pointer.
2711 * stmt.c (expand_nl_goto_receiver): Likewise.
2713 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2714 alignment and store to stack_alignment_estimated and
2715 max_used_stack_slot_alignment.
2716 (expand_one_var): Likewise.
2717 (expand_stack_alignment): New function.
2718 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2719 and stack_alignment_estimated fields in rtl_data. Call
2720 expand_stack_alignment at end.
2722 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2723 (MAX_STACK_ALIGNMENT): Likewise.
2724 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2725 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2727 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2728 stack alignment when generating virtual registers.
2730 * function.c (assign_stack_local): Renamed to ...
2731 (assign_stack_local_1): This. Add a parameter to indicate
2732 if it is OK to reduce alignment.
2733 (assign_stack_local): Use it.
2734 (instantiate_new_reg): Instantiate virtual incoming args rtx
2735 to vDRAP if stack realignment and DRAP is needed.
2736 (assign_parms): Collect parameter/return type alignment and
2737 contribute to stack_alignment_estimated.
2738 (locate_and_pad_parm): Likewise.
2739 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2740 with crtl->args.internal_arg_pointer.
2742 * function.h (rtl_data): Add new field drap_reg,
2743 max_used_stack_slot_alignment, stack_alignment_estimated,
2744 stack_realign_needed, need_drap, stack_realign_processed and
2745 stack_realign_finalized.
2746 (stack_realign_fp): New macro.
2747 (stack_realign_drap): Likewise.
2749 * global.c (compute_regsets): Frame pointer is needed when
2750 stack is realigned. Can eliminate frame pointer when stack is
2751 realigned and dynamic realigned argument pointer isn't used.
2753 * reload1.c (update_eliminables): Frame pointer is needed
2754 when stack is realigned.
2755 (init_elim_table): Can eliminate frame pointer when stack is
2756 realigned and dynamic realigned argument pointer isn't used.
2758 * rtl.h (assign_stack_local_1): Declare new funtion.
2760 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2761 (TARGET_GET_DRAP_RTX): Likewise.
2762 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2763 TARGET_GET_DRAP_RTX.
2765 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2767 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2768 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2770 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2771 H.J. Lu <hongjiu.lu@intel.com>
2773 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2774 vdrap_reg, stack_realign and drap_reg_saved.
2775 (add_cfi): Don't allow redefining CFA when DRAP is used.
2776 (reg_save): Handle stack alignment.
2777 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2778 alignment. Don't generate DWARF information for (set fp sp)
2780 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2782 (int_loc_descriptor): Move prototype forward. Also define if
2783 DWARF2_UNWIND_INFO is true.
2784 (output_cfa_loc): Handle DW_CFA_expression.
2785 (build_cfa_aligned_loc): New.
2786 (based_loc_descr): Update assert for stack realign. For local
2787 variables, use sp+offset when stack is aligned without drap and
2788 fp+offset when stack is aligned with drap. For arguments, use
2789 cfa+offset when drap is used to align stack.
2791 2008-07-30 Joey Ye <joey.ye@intel.com>
2792 H.J. Lu <hongjiu.lu@intel.com>
2794 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2796 (ix86_gen_andsp): New.
2797 (ix86_user_incoming_stack_boundary): Likewise.
2798 (ix86_default_incoming_stack_boundary): Likewise.
2799 (ix86_incoming_stack_boundary): Likewise.
2800 (ix86_can_eliminate): Likewise.
2801 (find_drap_reg): Likewise.
2802 (ix86_update_stack_boundary): Likewise.
2803 (ix86_get_drap_rtx): Likewise.
2804 (ix86_finalize_stack_realign_flags): Likewise.
2805 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2806 (TARGET_GET_DRAP_RTX): Likewise.
2807 (override_options): Overide option value for new options.
2808 (ix86_function_ok_for_sibcall): Remove check for
2809 force_align_arg_pointer.
2810 (ix86_handle_cconv_attribute): Likewise.
2811 (ix86_function_regparm): Likewise.
2812 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2813 (ix86_va_start): Replace virtual_incoming_args_rtx with
2814 crtl->args.internal_arg_pointer.
2815 (ix86_select_alt_pic_regnum): Check DRAP register.
2816 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2817 (ix86_compute_frame_layout): Compute frame layout wrt stack
2819 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2820 (ix86_expand_prologue): Decide if stack realignment is needed
2821 and generate prologue code accordingly.
2822 (ix86_expand_epilogue): Generate epilogue code wrt stack
2823 realignment is really needed or not.
2825 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2826 (ABI_STACK_BOUNDARY): Likewise.
2827 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2828 (STACK_REALIGN_DEFAULT): Likewise.
2829 (INCOMING_STACK_BOUNDARY): Likewise.
2830 (MAX_STACK_ALIGNMENT): Likewise.
2831 (ix86_incoming_stack_boundary): Likewise.
2832 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2833 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2834 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2835 (machine_function): Remove force_align_arg_pointer.
2837 * config/i386/i386.md (BX_REG): New.
2838 (R13_REG): Likewise.
2840 * config/i386/i386.opt (mforce_drap): New.
2841 (mincoming-stack-boundary): Likewise.
2842 (mstackrealign): Add Init(-1).
2844 * config/i386/i386-protos.h (ix86_can_eliminate): New
2846 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2848 * doc/extend.texi: Update force_align_arg_pointer.
2850 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2853 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2854 (INCOMING_STACK_BOUNDARY): Likewise.
2855 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2856 (TARGET_GET_DRAP_RTX): Likewise.
2858 2008-07-30 Andreas Schwab <schwab@suse.de>
2860 PR rtl-optimization/36929
2861 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2862 add_insn_before and fix argument order.
2863 (replace_inc_dec_mem): Handle NULL rtx.
2865 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2867 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2869 (arm_compute_initial_elimination_offset): Use it.
2870 (arm_compute_save_reg_mask): Include static chain save slot when
2871 calculating alignment.
2872 (arm_get_frame_offsets): Ditto.
2873 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2874 that we can use to decrement the stack when the stack decrement
2875 could be too big for an immediate value in a single insn.
2876 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2878 2008-07-30 Richard Guenther <rguenther@suse.de>
2880 PR tree-optimization/36967
2881 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2882 Release defs of statements we remove.
2884 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2886 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2887 instead of NULL_RTVEC.
2889 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2893 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2896 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2898 * final.c (call_from_call_insn): New.
2899 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2901 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2903 * configure.ac: Substitute ADA_CFLAGS.
2904 * configure: Regenerate.
2905 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2906 * Makefile.in: Remove mention of X_* variables.
2907 * config/pa/x-ada-hpux10: Remove.
2908 * config/pa/x-ada: Remove.
2910 * doc/fragments.texi: Update.
2912 2008-07-30 Olivier Hainque <hainque@adacore.com>
2914 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2915 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2916 __dso_handle explicitly here.
2918 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2921 * c-typeck.c (build_binary_op): Encapsulate code into...
2922 * c-common.c (shorten_binary_op): ...this new function.
2923 (conversion_warning): Use the new function. Handle non-negative
2924 constant in bitwise-and.
2925 * c-common.h (shorten_binary_op): Declare.
2927 2008-07-30 Olivier Hainque <hainque@adacore.com>
2929 * scan.c (make_sstring_space): Add explicit conversions of
2930 allocator's return value.
2931 * fix-header.c (recognized_function): Likewise.
2933 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2935 * doc/cpp.texi: Update to GFDL 1.2.
2936 * doc/gcc.texi: Do not list GPL as Invariant Section.
2937 * doc/gccint.texi: Likewise. Update copyright years.
2938 * doc/install.texi: Update copyright years.
2940 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2943 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2944 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2946 2008-07-29 Jan Hubicka <jh@suse.cz>
2948 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2949 (grokdeclarator): Likewise.
2950 * langhooks.c (lhd_warn_unused_global_decl): Use
2951 DECL_DECLARED_INLINE_P.
2952 * print-tree.c (print_node): Remove DECL_INLINE check.
2954 2008-07-29 Richard Guenther <rguenther@suse.de>
2956 PR tree-optimization/36945
2957 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2959 Record invariant addresses un-decomposed.
2960 (copy_reference_ops_from_call): Record reference call
2961 arguments properly. Simplify.
2962 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2963 helper split out from ...
2964 (create_component_ref_by_pieces): ... here. Simplify.
2965 Prepare for recursive invocation for call arguments.
2966 (create_expression_by_pieces): Adjust call to
2967 create_component_ref_by_pieces.
2968 (compute_avail): Process operand 2 of reference ops.
2970 2008-07-29 Richard Guenther <rguenther@suse.de>
2972 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2974 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2976 * c-format.c (check_format_types): Revert unwanted checkin.
2978 2008-07-29 Jan Hubicka <jh@suse.cz>
2980 * flags.h (flag_really_no_inline): Remove.
2981 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2982 * toplev.c (flag_really_no_inline): Remove.
2983 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2984 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2985 (cgraph_decide_inlining_incrementally): Likewise.
2986 (compute_inline_parameters): Likewise.
2987 * opts.c (decode_options): Simplify.
2988 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2989 * common.opt (finline): Initialize to 1.
2990 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2992 2008-07-29 Jan Hubicka <jh@suse.cz>
2994 * predict.c (always_optimize_for_size_p): New function.
2995 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2996 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2997 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2999 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
3000 * function.c (prepare_function_start): Set default profile.
3001 * function.h (rtl_data): Add maybe_hot_insn_p.
3002 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
3003 (construct_exit_block): Likewise.
3004 (tree_expand_cfg): Likewise.
3006 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
3007 optimize_edge_for_size_p, optimize_edge_for_speed_p,
3008 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3009 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
3012 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3015 * c-decl.c (merge_decls): Merge USED flags.
3017 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
3019 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
3020 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
3021 next_stack, lab_false and lab_over trees.
3023 2008-07-28 Richard Guenther <rguenther@suse.de>
3025 PR tree-optimization/36957
3026 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
3027 (useless_type_conversion_p): Remove.
3028 (types_compatible_p): Remove.
3029 * gimple.h (tree_ssa_useless_type_conversion): Declare.
3030 (useless_type_conversion_p): Declare.
3031 (types_compatible_p): Declare.
3032 (gimple_expr_type): Return the base type only if it is
3033 trivially convertible to the subtype.
3035 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
3037 * configure.ac: Use the m4_do macro to concatenate the warnings into
3038 one string in ACX_PROG_CC_WARNING_OPTS,
3039 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
3040 * configure: Regenerate.
3042 2008-07-28 Richard Guenther <rguenther@suse.de>
3044 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
3045 (insert_fake_stores): Remove.
3046 (realify_fake_stores): Likewise.
3047 (execute_pre): Remove dead code.
3048 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
3049 (find_func_aliases): Deal with it here instead.
3050 Re-enable gcc_unreachable call.
3052 2008-07-28 Richard Guenther <rguenther@suse.de>
3054 Merge from gimple-tuples-branch.
3056 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
3057 * gimple.def: New file.
3058 * gsstruct.def: Likewise.
3059 * gimple-iterator.c: Likewise.
3060 * gimple-pretty-print.c: Likewise.
3061 * tree-gimple.c: Removed. Merged into ...
3062 * gimple.c: ... here. New file.
3063 * tree-gimple.h: Removed. Merged into ...
3064 * gimple.h: ... here. New file.
3066 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
3067 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
3068 --enable-checking=gimple flag.
3069 * config.in: Likewise.
3070 * configure: Regenerated.
3072 * tree-ssa-operands.h: Tuplified.
3073 * tree-vrp.c: Likewise.
3074 * tree-loop-linear.c: Likewise.
3075 * tree-into-ssa.c: Likewise.
3076 * tree-ssa-loop-im.c: Likewise.
3077 * tree-dump.c: Likewise.
3078 * tree-complex.c: Likewise.
3079 * cgraphbuild.c: Likewise.
3080 * tree-ssa-threadupdate.c: Likewise.
3081 * tree-ssa-loop-niter.c: Likewise.
3082 * tree-pretty-print.c: Likewise.
3083 * tracer.c: Likewise.
3084 * gengtype.c: Likewise.
3085 * tree-loop-distribution.c: Likewise.
3086 * tree-ssa-loop-unswitch.c: Likewise.
3087 * cgraph.c: Likewise.
3088 * cgraph.h: Likewise.
3089 * tree-ssa-loop-manip.c: Likewise.
3090 * value-prof.c: Likewise.
3091 * tree-ssa-loop-ch.c: Likewise.
3092 * tree-tailcall.c: Likewise.
3093 * value-prof.h: Likewise.
3096 * tree-pass.h: Likewise.
3097 * ipa-cp.c: Likewise.
3098 * tree-scalar-evolution.c: Likewise.
3099 * tree-scalar-evolution.h: Likewise.
3100 * target.h: Likewise.
3101 * lambda-mat.c: Likewise.
3102 * tree-phinodes.c: Likewise.
3103 * diagnostic.h: Likewise.
3104 * builtins.c: Likewise.
3105 * tree-ssa-alias-warnings.c: Likewise.
3106 * cfghooks.c: Likewise.
3107 * fold-const.c: Likewise.
3108 * cfghooks.h: Likewise.
3109 * omp-low.c: Likewise.
3110 * tree-ssa-dse.c: Likewise.
3111 * ipa-reference.c: Likewise.
3112 * tree-ssa-uncprop.c: Likewise.
3113 * toplev.c: Likewise.
3114 * tree-gimple.c: Likewise.
3115 * tree-gimple.h: Likewise.
3116 * tree-chrec.c: Likewise.
3117 * tree-chrec.h: Likewise.
3118 * tree-ssa-sccvn.c: Likewise.
3119 * tree-ssa-sccvn.h: Likewise.
3120 * cgraphunit.c: Likewise.
3121 * tree-ssa-copyrename.c: Likewise.
3122 * tree-ssa-ccp.c: Likewise.
3123 * tree-ssa-loop-ivopts.c: Likewise.
3124 * tree-nomudflap.c: Likewise.
3125 * tree-call-cdce.c: Likewise.
3126 * ipa-pure-const.c: Likewise.
3127 * c-format.c: Likewise.
3128 * tree-stdarg.c: Likewise.
3129 * tree-ssa-math-opts.c: Likewise.
3130 * tree-ssa-dom.c: Likewise.
3131 * tree-nrv.c: Likewise.
3132 * tree-ssa-propagate.c: Likewise.
3133 * ipa-utils.c: Likewise.
3134 * tree-ssa-propagate.h: Likewise.
3135 * tree-ssa-alias.c: Likewise.
3136 * gimple-low.c: Likewise.
3137 * tree-ssa-sink.c: Likewise.
3138 * ipa-inline.c: Likewise.
3139 * c-semantics.c: Likewise.
3140 * dwarf2out.c: Likewise.
3142 * tree-ssa-loop-ivcanon.c: Likewise.
3143 * predict.c: Likewise.
3144 * tree-ssa-loop.c: Likewise.
3145 * tree-parloops.c: Likewise.
3146 * tree-ssa-address.c: Likewise.
3147 * tree-ssa-ifcombine.c: Likewise.
3148 * matrix-reorg.c: Likewise.
3149 * c-decl.c: Likewise.
3150 * tree-eh.c: Likewise.
3151 * c-pretty-print.c: Likewise.
3152 * lambda-trans.c: Likewise.
3153 * function.c: Likewise.
3154 * langhooks.c: Likewise.
3155 * ebitmap.h: Likewise.
3156 * tree-vectorizer.c: Likewise.
3157 * function.h: Likewise.
3158 * langhooks.h: Likewise.
3159 * tree-vectorizer.h: Likewise.
3160 * ipa-type-escape.c: Likewise.
3161 * ipa-type-escape.h: Likewise.
3162 * domwalk.c: Likewise.
3163 * tree-if-conv.c: Likewise.
3164 * profile.c: Likewise.
3165 * domwalk.h: Likewise.
3166 * tree-data-ref.c: Likewise.
3167 * tree-data-ref.h: Likewise.
3168 * tree-flow-inline.h: Likewise.
3169 * tree-affine.c: Likewise.
3170 * tree-vect-analyze.c: Likewise.
3171 * c-typeck.c: Likewise.
3172 * gimplify.c: Likewise.
3173 * coretypes.h: Likewise.
3174 * tree-ssa-phiopt.c: Likewise.
3175 * calls.c: Likewise.
3176 * tree-ssa-coalesce.c: Likewise.
3177 * tree.def: Likewise.
3178 * tree-dfa.c: Likewise.
3179 * except.c: Likewise.
3180 * except.h: Likewise.
3181 * cfgexpand.c: Likewise.
3182 * tree-cfgcleanup.c: Likewise.
3183 * tree-ssa-pre.c: Likewise.
3184 * tree-ssa-live.c: Likewise.
3185 * tree-sra.c: Likewise.
3186 * tree-ssa-live.h: Likewise.
3187 * tree-predcom.c: Likewise.
3188 * lambda.h: Likewise.
3189 * tree-mudflap.c: Likewise.
3190 * ipa-prop.c: Likewise.
3191 * print-tree.c: Likewise.
3192 * tree-ssa-copy.c: Likewise.
3193 * ipa-prop.h: Likewise.
3194 * tree-ssa-forwprop.c: Likewise.
3195 * ggc-page.c: Likewise.
3196 * c-omp.c: Likewise.
3197 * tree-ssa-dce.c: Likewise.
3198 * tree-vect-patterns.c: Likewise.
3199 * tree-ssa-ter.c: Likewise.
3200 * tree-nested.c: Likewise.
3201 * tree-ssa.c: Likewise.
3202 * lambda-code.c: Likewise.
3203 * tree-ssa-loop-prefetch.c: Likewise.
3204 * tree-inline.c: Likewise.
3205 * tree-inline.h: Likewise.
3206 * tree-iterator.c: Likewise.
3207 * tree-optimize.c: Likewise.
3208 * tree-ssa-phiprop.c: Likewise.
3209 * tree-vect-transform.c: Likewise.
3210 * tree-object-size.c: Likewise.
3211 * tree-outof-ssa.c: Likewise.
3212 * cfgloop.c: Likewise.
3213 * system.h: Likewise.
3214 * tree-profile.c: Likewise.
3215 * cfgloop.h: Likewise.
3216 * c-gimplify.c: Likewise.
3217 * c-common.c: Likewise.
3218 * tree-vect-generic.c: Likewise.
3219 * tree-flow.h: Likewise.
3220 * c-common.h: Likewise.
3221 * basic-block.h: Likewise.
3222 * tree-ssa-structalias.c: Likewise.
3223 * tree-switch-conversion.c: Likewise.
3224 * tree-ssa-structalias.h: Likewise.
3225 * tree-cfg.c: Likewise.
3226 * passes.c: Likewise.
3227 * ipa-struct-reorg.c: Likewise.
3228 * ipa-struct-reorg.h: Likewise.
3229 * tree-ssa-reassoc.c: Likewise.
3230 * cfgrtl.c: Likewise.
3231 * varpool.c: Likewise.
3233 * tree-ssanames.c: Likewise.
3234 * tree-ssa-threadedge.c: Likewise.
3235 * langhooks-def.h: Likewise.
3236 * tree-ssa-operands.c: Likewise.
3237 * config/alpha/alpha.c: Likewise.
3238 * config/frv/frv.c: Likewise.
3239 * config/s390/s390.c: Likewise.
3240 * config/m32c/m32c.c: Likewise.
3241 * config/m32c/m32c-protos.h: Likewise.
3242 * config/spu/spu.c: Likewise.
3243 * config/sparc/sparc.c: Likewise.
3244 * config/i386/i386.c: Likewise.
3245 * config/sh/sh.c: Likewise.
3246 * config/xtensa/xtensa.c: Likewise.
3247 * config/stormy16/stormy16.c: Likewise.
3248 * config/ia64/ia64.c: Likewise.
3249 * config/rs6000/rs6000.c: Likewise.
3250 * config/pa/pa.c: Likewise.
3251 * config/mips/mips.c: Likewise.
3253 2008-07-28 Simon Baldwin <simonb@google.com>
3255 * c-pragma.c (handle_pragma_message): New function.
3256 (init_pragma): Register handle_pragma_message.
3257 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
3260 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
3262 PR tree-optimization/35252
3263 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
3264 REALPART_EXPR to be considered as same load operation.
3266 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
3268 PR tree-optimization/36830
3269 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
3270 (expressions_equal_p): Return false if only one operand is null.
3272 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
3274 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
3275 version requirements.
3277 2008-07-26 Olivier Hainque <hainque@adacore.com>
3279 * collect2.c (symkind): New enum. Symbol kinds we care about.
3280 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
3281 code and head comment accordingly.
3282 (scan_prog_file): Use symkind names instead of bare integers.
3284 2008-07-25 Jan Hubicka <jh@suse.cz>
3286 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
3288 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
3289 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
3290 * dojump.c (clear_pending_stack_adjust): Likewise.
3291 * print-tree.c (print_node): Ignore DECL_INLINE.
3292 * tree-inline.c (inlinable_function_p): Likewise.
3294 2008-07-25 Michael Meissner <gnu@the-meissners.org>
3296 * doc/extend.texi (hot attribute): Document that the hot attribute
3297 turns on -O3 for some ports.
3298 (cold attribute): Document that the cold attribute turns on -Os
3301 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
3302 reflect function specific option support.
3304 * target.h (struct target_option_hooks): Add fields to say whether
3305 the cold attribute implies -Os and the hot attribute implies -O3.
3307 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
3308 By default, do not turn on -Os for cold functions.
3309 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
3310 not turn on -O3 for hot functions.
3312 * c-common.c (handle_hot_attribute): Use target hook to determine
3313 if hot functions should enable -O3.
3314 (handle_cold_attribute): Use target hook to determine if cold
3315 functions should enable -Os.
3317 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
3318 (override_options): Move disable scheduling to
3319 optimization_options.
3320 (optimization_options): Disable scheduling here, not
3322 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3323 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3325 * config/ia64/ia64.c (ia64_override_options): Move setting
3326 scheduling flags to ia64_optimization_options.
3327 (ia64_optimization_options): Disable scheduling options here, and
3328 not in ia64_override_options.
3329 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3330 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
3332 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
3335 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
3337 2008-07-25 Martin Jambor <mjambor@suse.cz>
3339 PR tree-optimization/36926
3340 * ipa-prop.c (ipa_analyze_call_uses): Call
3341 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
3343 2008-07-25 Joseph Myers <joseph@codesourcery.com>
3345 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3346 movv2si_internal): Add mem = reg alternative.
3348 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
3351 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
3352 DEFAULT_PCC_STRUCT_RETURN to 127.
3354 2008-07-24 Jan Hubicka <jh@suse.cz>
3356 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
3357 (build_cgraph_edges): Likewise.
3358 * cgraph.c (cgraph_node): Do not update assembler hash.
3359 (cgraph_remove_node): Drop non-unit-at-a-time code.
3360 * tree-pass.h (pass_O0_always_inline): Remove.
3361 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
3362 * toplev.c (process_options): Flag unit-at-a-time does not imply
3364 * cgraphunit.c: Update comments.
3365 (decide_is_function_needed): Drop non-unit-at-a-time mode.
3366 (cgraph_assemble_pending_functions): Remove.
3367 (cgraph_reset_node): Drop non-unit-at-a-time code.
3368 (cgraph_finalize_function): Likewise.
3369 (cgraph_analyze_function): Likewise.
3370 (cgraph_finalize_compilation_unit): Likewise.
3371 (cgraph_expand_function): Likewise.
3372 (cgraph_optimize): Likesise.
3373 (save_inline_function_body): Likewise.
3374 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
3375 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
3376 * ipa-inline.c: Update comments.
3377 (enum inlining_mode): remove INLINE_SPEED.
3378 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
3379 (cgraph_mark_inline_edge): Likewise.
3380 (try_inline): Likewise.
3381 (cgraph_decide_inlining_incrementally): Likewise.
3382 (cgraph_gate_inlining): Remove.
3383 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
3384 (cgraph_gate_early_inlining): Likewise.
3385 (gate_inline_passes): Remove.
3386 (pass_inline_parameters, pass_ipa_inline): Remove gates.
3387 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3388 pass_O0_always_inline): Remove.
3389 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
3390 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
3391 * opts.c (no_unit_at_a_time_default): Remove.
3392 (decode_options): Remove flag_unit_at_a_time reset and warning.
3393 * opts.h (no_unit_at_a_time_default): Remove.
3394 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
3395 early in GNU dialect.
3396 (merge_decls): Update comment; drop unit-at-a-time check.
3397 (finish_decl): Likewise.
3398 (grok_declaration): Remove flag_inline_trees code.
3399 (finish_functions): Return on function returning non-void on all
3401 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
3402 * cfgexpand.c (expand_one_static_var): Remove.
3403 (expand_one_var): Remove expand_one_static_var call.
3404 (expand_used_vars_for_block): Remove flag_unit_a_time check.
3405 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
3406 and flag_unit_at_a-time compatibility checks.
3407 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
3408 * tree-inline.c (flag_inline_trees): Remove.
3409 (inlinable_function_p): Don't check it.
3410 (expand_call_inline): Remove non-unit-at-a-time code.
3411 * tree-inline.h (flag_inline_trees): Remove.
3412 * tree-optimize.c (execute_early_local_optimizations): Remove
3413 unit-at-a-time checks.
3414 (tree_rest_of_compilation): Likewise.
3415 * combine.c (setup_incoming_promotions): Likewise.
3416 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
3417 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
3418 * passes.c (pass_inline_parameters): Update comments; remove
3419 O0_alwaysinline pass.
3420 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
3421 (execute_one_pass): Likewise.
3422 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
3423 (ix86_function_sseregparm): Likewise.
3424 * arm.c (arm_function_in_section_p): Likewise.
3425 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
3426 * varpool.c: Update comments.
3427 (decide_is_variable_needed): Remove unit-at-a-time checks.
3428 (varpool_finalize_decl): Likewise.
3430 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
3432 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
3434 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
3436 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
3438 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
3439 imp symbol extension.
3441 2008-07-23 Ian Lance Taylor <iant@google.com>
3443 * tree-vrp.c (infer_value_range): Ignore asm statements when
3444 looking for memory accesses for -fdelete-null-pointer-checks.
3446 2008-07-24 Ben Elliston <bje@au.ibm.com>
3448 * config/spu/spu-c.c (__vector_keyword): New variable.
3449 (vector_keyword): Likewise.
3450 (spu_categorize_keyword): New function.
3451 (spu_macro_to_expand): Likewise.
3452 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
3453 compiling an ISO C dialect.
3455 2008-07-24 Ben Elliston <bje@au.ibm.com>
3457 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
3460 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3462 * configure: Regenerate.
3463 * configure.ac: Require texinfo 4.7.
3464 * doc/install.texi: Document texinfo 4.7 requirement.
3466 2008-07-23 Martin Jambor <mjambor@suse.cz>
3468 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
3469 rather than for DECL_SAVED_TREE.
3470 * ipa-prop.c: Include diagnostic.h.
3471 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
3473 (ipa_detect_param_modifications): Function rewritten from scratch.
3474 (ipa_compute_jump_functions): Changed accesses to modification flags.
3475 (ipa_free_node_params_substructures): Update flags destruction.
3476 (ipa_node_duplication_hook): Update flags duplication.
3477 (ipa_print_all_params_modified): Updated flag access.
3478 * ipa-prop.h (struct ipa_param_flags): New structure.
3479 (struct ipa_node_params): New field modification_analysis_done,
3480 modified_flags changed into param_flags.
3481 (ipa_is_ith_param_modified): Changed to use new flags.
3482 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
3484 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
3485 ipa-cp.c and split into two functions.
3486 (ipa_print_node_jump_functions): New function.
3487 (compute_scalar_jump_functions): New function.
3488 (type_like_member_ptr_p): New function.
3489 (compute_pass_through_member_ptrs): New function.
3490 (fill_member_ptr_cst_jump_function): New function.
3491 (determine_cst_member_ptr): New function.
3492 (compute_cst_member_ptr_arguments): New function.
3493 (ipa_compute_jump_functions): Complete rewrite.
3494 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
3495 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
3496 (struct ipa_member_ptr_cst): New structure.
3497 (union jump_func_value): New field member_cst.
3498 * ipa-cp.c (ipcp_lat_is_insertable): New function.
3499 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
3500 jump function types.
3501 (ipcp_print_all_lattices): Slight fprintf rearrangement.
3502 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
3503 instead of ipcp_print_all_jump_functions.
3504 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
3505 only for replacable scalars.
3507 * doc/invoke.texi (Optimize options): Add description of
3508 -findirect-inlining.
3509 * common.opt (flag_indirect_inlining): New flag.
3510 * opts.c (decode_options): Set flag_indirect_inlining when
3513 * ipa-inline.c: Include ipa-prop.h.
3514 (inline_indirect_intraprocedural_analysis): New function.
3515 (inline_generate_summary): Allocate parameter and argument info
3516 structures, call inline_indirect_intraprocedural_analysis on each
3517 node when doing indirect inlining and deallocate indirect inlining
3518 data structures in the end.
3519 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3520 (free_all_ipa_structures_after_iinln): New function.
3521 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3523 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3525 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3526 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3527 of computing the frequency separately.
3528 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3529 of computing the frequency separately.
3530 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3531 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3532 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3533 (ipa_get_stmt_member_ptr_load_param): New function.
3534 (ipa_is_ssa_with_stmt_def): New function.
3535 (ipa_note_param_call): New function.
3536 (ipa_analyze_call_uses): New function.
3537 (ipa_analyze_stmt_uses): New function.
3538 (ipa_analyze_params_uses): New function.
3539 (ipa_free_node_params_substructures): Also free the param_calls linked
3541 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3542 (ipa_print_node_param_flags): New function.
3543 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3544 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3545 * ipa-prop.h (struct ipa_param_flags): New field called.
3546 (struct ipa_param_call_note): New structure.
3547 (struct ipa_node_params): New fields param_calls and
3549 (ipa_is_ith_param_called): New function.
3550 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3551 ipa_analyze_params_uses and dump parameter flags.
3553 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3554 ipa_propagate_indirect_call_infos if performing indirect inlining,
3555 pass a new parameter new_edges to it.
3556 (add_new_edges_to_heap): New fucntion.
3557 (cgraph_decide_inlining_of_small_functions): New vector
3558 new_indirect_edges for newly found indirect edges , call
3559 ipa_propagate_indirect_call_infos after inlining.
3560 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3561 inlining if performing indirect inlining. Call
3562 free_all_ipa_structures_after_iinln when doing so too.
3563 (inline_generate_summary): Do not call
3564 free_all_ipa_structures_after_iinln here.
3565 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3566 (print_edge_addition_message): New function.
3567 (update_call_notes_after_inlining): New function.
3568 (propagate_info_to_inlined_callees): New function.
3569 (ipa_propagate_indirect_call_infos): New function.
3570 * ipa-prop.h: Include cgraph.h
3571 (struct ipa_param_call_note): Fields reordered, new field processed.
3572 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3574 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3575 rediscovered call statements.
3576 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3577 (dump_cgraph_node): Dump also the indirect_call flag.
3578 (cgraph_clone_edge): Copy also the indirect_call flag.
3579 * tree-inline.c (copy_bb): Do not check for fndecls from call
3580 expressions, check for edge availability when moving clones.
3581 (get_indirect_callee_fndecl): New function.
3582 (expand_call_inline): If callee declaration is not apprent from
3583 the statement, try calling get_indirect_callee_fndecl. Do not
3584 issue warnings or call sorry when not inlinings an indirect edge.
3585 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3587 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3588 bit more frandly to matching.
3589 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3590 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3591 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3593 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3596 * opth-gen.awk: Suppress function specific features when building
3598 * optc-gen.awk: Ditto.
3600 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3603 * diagnostic.c (pedwarn): Add opt parameter.
3605 * c-tree.h (pedwarn_init): Add opt parameter.
3606 (pedwarn_c90): Likewise.
3607 (pedwarn_c99): Likewise.
3608 * c-errors.c (pedwarn_c99): Likewise.
3609 (pedwarn_c90): Likewise.
3610 * toplev.h (pedwarn): Update declaration.
3611 (pedwarn0): Declare.
3612 * c-lex.c: All calls to pedwarn changed.
3613 * builtins.c: All calls to pedwarn changed.
3614 * toplev.c: All calls to pedwarn changed.
3615 * c-decl.c: All calls to pedwarn changed.
3616 * c-typeck.c: All calls to pedwarn changed.
3617 * c-common.c: All calls to pedwarn changed.
3618 * c-parser.c: All calls to pedwarn changed.
3620 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3621 Karthik Kumar <karthikkumar@gmail.com>
3623 * attribs.c (file scope): Include c-common.h.
3624 (decl_attributes): Add support for #pragma GCC optimize and
3627 * targhooks.c (default_can_inline_p): New function that is the
3628 default for the TARGET_CAN_INLINE_P target hook.
3630 * targhooks.h (default_can_inline_p): Add declaration.
3632 * tree.c (cl_optimization_node): New static tree for building
3633 OPTIMIZATION_NODE tree.
3634 (cl_target_option_node): New static tree for building
3635 TARGET_OPTION_NODE tree.
3636 (cl_option_hash_table): New hash table for hashing
3637 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3638 (cl_option_hash_hash): New function to provide the hash value for
3639 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3640 (cl_option_hash_eq): New function to provide an equality test for
3641 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3642 (tree_code_size): Add support for OPTIMIZATION_NODE and
3643 TARGET_OPTION_NODE trees.
3644 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3645 TARGET_OPTION_NODE trees.
3646 (build_optimization_node): Build a tree that has all of the
3647 current optimization options.
3648 (build_target_option_node): Build a tree that has the target
3649 options that might be changed on a per function basis.
3651 * tree.h (file scope): Include options.h.
3652 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3653 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3654 (TREE_OPTIMIZATION): Ditto.
3655 (TREE_TARGET_SPECIFIC): Ditto.
3656 (struct tree_function_decl): Add fields for remembering the
3657 current optimization options and target specific options.
3658 (struct tree_optimization_option): New tree variant that remembers
3659 the optimization options.
3660 (struct tree_target_option): New tree variant that remembers the
3661 target specific flags that might change for compiling a particular
3663 (union tree_node): Include tree_optimization_option and
3664 tree_target_option fields.
3665 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3666 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3667 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3668 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3669 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3670 optimization and target options.
3671 (optimization_default_node): New macro to refer to global_trees
3673 (optimization_current_node): Ditto.
3674 (optimization_cold_node): Ditto.
3675 (optimization_hot_node): Ditto.
3676 (target_option_default_node): Ditto.
3677 (target_option_current_node): Ditto.
3678 (current_option_pragma): Ditto.
3679 (current_optimize_pragma): Ditto.
3681 * target.h (struct gcc_target): Add valid_option_attribute_p,
3682 target_option_save, target_option_restore, target_option_print,
3683 target_option_pragma_parse, and can_inline_p hooks.
3685 * toplev.h (parse_optimize_options): Add declaration.
3686 (fast_math_flags_struct_set_p): Ditto.
3688 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3689 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3692 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3693 tree_can_inline_p hook to see if one function can inline another.
3694 (cgraph_decide_inlining): Ditto.
3695 (cgraph_decide_inlining_incrementally): Ditto.
3697 * opts.c (decode_options): Add support for running multiple times
3698 to allow functions with different target or optimization options
3699 than was specified on the command line.
3700 (fast_math_flags_struct_set_p): New function that is similar to
3701 fast_math_flags_set_p, except it uses the values in the
3702 cl_optimization structure instead of global variables.
3704 * optc-gen.awk: Add support for TargetSave to allow a back end to
3705 declare new fields that need to be saved when using function
3706 specific options. Include flags.h and target.h in the options.c
3707 source. Add support for Save to indicate which options can be set
3708 for individual functions. Generate cl_optimize_save,
3709 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3710 cl_target_option_restore, cl_target_option_print functions to
3711 allow functions to use different optimization or target options.
3713 * opt-functions.awk (var_type_struct): Return the type used for
3714 storing the field in a structure.
3716 * opth-gen.awk: Add support for TargetSave to allow a back end to
3717 declare new fields that need to be saved when using function
3718 specific options. Add support for Save to indicate which options
3719 can be set for individual functions. Only generate one extern for
3720 Mask fields. Generate cl_optimization and cl_target_option
3721 structures to remember optimization and target options.
3723 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3724 collecting new tree nodes.
3725 (TS_TARGET_OPTION): Ditto.
3727 * c-decl.c (merge_decls): Merge function specific target and
3728 optimization options.
3730 * function.c (invoke_set_current_function_hook): If the function
3731 uses different optimization options, change the global variables
3734 * coretypes.h (struct cl_optimization): Add forward reference.
3735 (struct cl_target_option): Ditto.
3737 * c-pragma.c (option_stack): New static vector to remember the
3738 current #pragma GCC option stack.
3739 (handle_pragma_option): New function to support #pragma GCC option
3740 to change target options.
3741 (optimize_stack): New static vector to remember the current
3742 #pragma GCC optimize stack.
3743 (handle_pragma_optimize): New function to support #pragma GCC
3744 optimize to change optimization options.
3745 (init_pragma): Add support for #pragma GCC optimize and #pragma
3748 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3749 optimization options.
3750 (TARGET_OPTION_NODE): New tree code for remembering certain target
3753 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3754 TARGET_OPTION_NODE trees.
3756 * common.opt (-O): Add Optimization flag.
3758 (-fmath-errno): Ditto.
3759 (-falign-functions): Add UInteger flag to make sure flag gets full
3760 int in cl_optimization structure.
3761 (-falign-jumps): Ditto.
3762 (-falign-labels): Ditto.
3763 (-falign-loops): Ditto.
3764 (-fsched-stalled-insns): Ditto.
3765 (-fsched-stalled-insns-dep): Ditto.
3767 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3769 (TARGET_OPTION_SAVE): Ditto.
3770 (TARGET_OPTION_RESTORE): Ditto.
3771 (TARGET_OPTION_PRINT): Ditto.
3772 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3773 (TARGET_CAN_INLINE_P): Ditto.
3774 (TARGET_INITIALIZER): Add new hooks.
3776 * tree-inline.c (tree_can_inline_p): New function to determine
3777 whether one function can inline another. Check if the functions
3778 use compatible optimization options, and also call the backend
3781 * tree-inline.h (tree_can_inline_p): Add declaration.
3783 * c-common.c (c_common_attribute): Add support for option and
3784 optimize attributes.
3785 (handle_option_attribute): Add support for the option attribute to
3786 allow the user to specify different target options for compiling a
3788 (handle_optimize_attribute): Add support for the optimize
3789 attribute to allow the user to specify different optimization
3790 options for compiling a specific function.
3791 (handle_hot_attribute): Turn on -O3 optimization for this one
3792 function if it isn't the default optimization level.
3793 (handle_cold_attribute): Turn on -Os optimization for this one
3794 function if it insn't the default optimization.
3795 (const_char_p): New const char * typedef.
3796 (optimize_args): New static vector to remember the optimization
3798 (parse_optimize_options): New function to set up the optimization
3799 arguments from either the optimize attribute or #pragma GCC optimize.
3801 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3802 (builtin_define_std): Ditto.
3804 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3805 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3806 (x86_64-*-*): Ditto.
3808 * Makefile.in (TREE_H): Add options.h.
3809 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3811 * doc/extend.texi (option attribute): Document new attribute.
3812 (optimize attribute): Ditto.
3813 (hot attribute): Document hot attribute sets -O3.
3814 (cold attribute): Document cold attribute sets -Os.
3815 (#pragma GCC option): Document new pragma.
3816 (#pragma GCC optimize): Ditto.
3818 * doc/options.texi (TargetSave): Document TargetSave syntax.
3819 (UInteger): Document UInteger must be used for certain flags.
3820 (Save): Document Save option to create target specific options
3821 that can be saved/restored on a function specific context.
3823 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3824 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3826 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3827 (TARGET_OPTION_SAVE): Ditto.
3828 (TARGET_OPTION_RESTORE): Ditto.
3829 (TARGET_OPTION_PRINT): Ditto.
3830 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3831 (TARGET_CAN_INLINE_P): Ditto.
3833 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3835 (-mfpmath=both): Ditto.
3837 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3838 Karthik Kumar <karthikkumar@gmail.com>
3840 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3841 (TARGET_POPCNT): Ditto.
3842 (TARGET_SAHF): Ditto.
3843 (TARGET_AES): Ditto.
3844 (TARGET_PCLMUL): Ditto.
3845 (TARGET_CMPXCHG16B): Ditto.
3846 (TARGET_RECIP): Move switch into target_flags.
3847 (TARGET_FUSED_MADD): Ditto.
3848 (ix86_arch_features): Make an unsigned char type.
3849 (ix86_tune_features): Ditto.
3850 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3851 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3852 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3854 * config/i386/i386.opt (arch): New TargetSave field to define
3855 fields that need to be saved for function specific option support.
3858 (branch_cost): Ditto.
3859 (ix86_isa_flags_explicit): Ditto.
3860 (tune_defaulted): Ditto.
3861 (arch_specified): Ditto.
3862 (-m128-long-double): Add Save flag to save option for target
3863 specific option support.
3865 (-maccumulate-outgoing-args): Ditto.
3866 (-malign-double): Ditto.
3867 (-malign-stringops): Ditto.
3868 (-mfancy-math-387): Ditto.
3869 (-mhard-float): Ditto.
3871 (-minline-all-stringops): Ditto.
3872 (-minline-stringops-dynamically): Ditto.
3873 (-mms-bitfields): Ditto.
3874 (-mno-align-stringops): Ditto.
3875 (-mno-fancy-math-387): Ditto.
3876 (-mno-push-args): Ditto.
3877 (-mno-red-zone): Ditto.
3878 (-mpush-args): Ditto.
3879 (-mred-zone): Ditto.
3881 (-msseregparm): Ditto.
3882 (-mstack-arg-probe): Ditto.
3897 (-mrecip): Move flag into target_flags.
3899 (-mno-fused-madd): Ditto.
3900 (-mfused-madd): Ditto.
3901 (-mabm): Move flag into ix86_isa_flags.
3908 * config/i386/i386-c.c: New file for #pragma support.
3909 (ix86_target_macros_internal): New function to #define or #undef
3910 target macros based when the user uses the #pragma GCC option to
3911 change target options.
3912 (ix86_pragma_option_parse): New function to add #pragma GCC option
3914 (ix86_target_macros): Move defining the target macros here from
3915 TARGET_CPU_CPP_BUILTINS in i386.h.
3916 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3917 defined, initialize any subtarget #pragmas.
3919 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3920 REGISTER_TARGET_PRAGMAS.
3922 * config/i386/t-i386: New file for x86 dependencies.
3923 (i386.o): Make dependencies mirror the include files used.
3924 (i386-c.o): New file, add dependencies.
3926 * config/i386/i386-protos.h (override_options): Add bool argument.
3927 (ix86_valid_option_attribute_tree): Add declaration.
3928 (ix86_target_macros): Ditto.
3929 (ix86_register_macros): Ditto.
3931 * config/i386/i386.c (ix86_tune_features): Move initialization of
3932 the target masks to initial_ix86_tune_features to allow functions
3933 to have different target options. Make type unsigned char,
3934 instead of unsigned int.
3935 (initial_ix86_tune_features): New static vector to hold processor
3936 masks for the tune variables.
3937 (ix86_arch_features): Move initialization of the target masks to
3938 initial_ix86_arch_features to allow functions to have different
3939 target options. Make type unsigned char, instead of unsigned int.
3940 (initial_ix86_arch_features): New static vector to hold processor
3941 masks for the arch variables.
3942 (enum ix86_function_specific_strings): New enum to describe the
3943 string options used for attribute((option(...))).
3944 (ix86_target_string): New function to return a string that
3945 describes the target options.
3946 (ix86_debug_options): New function to print the current options in
3948 (ix86_function_specific_save): New function hook to save the
3949 function specific global variables in the cl_target_option structure.
3950 (ix86_function_specific_restore): New function hook to restore the
3951 function specific variables from the cl_target_option structure to
3952 the global variables.
3953 (ix86_function_specific_print): New function hook to print the
3954 target specific options in the cl_target_option structure.
3955 (ix86_valid_option_attribute_p): New function hook to validate
3956 attribute((option(...))) arguments.
3957 (ix86_valid_option_attribute_tree): New function that is common
3958 code between attribute((option(...))) and #pragma GCC option
3959 support that parses the options and returns a tree holding the options.
3960 (ix86_valid_option_attribute_inner_p): New helper function for
3961 ix86_valid_option_attribute_tree.
3962 (ix86_can_inline_p): New function hook to decide if one function
3963 can inline another on a target specific basis.
3964 (ix86_set_current_function); New function hook to switch target
3965 options if the user used attribute((option(...))) or #pragma GCC
3967 (ix86_tune_defaulted): Move to static file scope from
3969 (ix86_arch_specified): Ditto.
3970 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3972 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3973 (OPTION_MASK_ISA_ABM_SET): Ditto.
3974 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3975 (OPTION_MASK_ISA_CX16_SET): Ditto.
3976 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3977 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3978 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3979 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3980 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3981 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3982 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3983 (struct ptt): Move to static file scope from override_options.
3984 (processor_target_table): Ditto.
3986 (ix86_handle_option): Add support for options that are now isa options.
3987 (override_options): Add support for declaring functions that
3988 support different target options than were specified on the
3989 command line. Move struct ptt, processor_target_table, cpu_names,
3990 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3991 Add bool argument. Fix up error messages so the appropriate error
3992 is given for either command line or attribute.
3993 (ix86_previous_fndecl): New static to remember previous function
3994 declaration to see if we need to change target options.
3995 (ix86_builtins_isa): New array to record the ISA of each builtin
3997 (def_builtin): Always create the builtin function, even if the
3998 current ISA doesn't support it.
3999 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
4000 tests for those builtins.
4001 (ix86_init_builtins): Remove TARGET_MMX test for calling
4002 ix86_init_mmx_sse_builtins.
4003 (ix86_expand_builtin): If the current ISA doesn't support a given
4004 builtin, signal an error.
4005 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
4006 (TARGET_SET_CURRENT_FUNCTION): Ditto.
4007 (TARGET_OPTION_SAVE): Ditto.
4008 (TARGET_OPTION_RESTORE): Ditto.
4009 (TARGET_OPTION_PRINT): Ditto.
4010 (TARGET_CAN_INLINE_P): Ditto.
4012 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
4014 * c-typeck.c (build_external_ref): Don't call assemble_external.
4015 * final.c (output_operand): Call assemble_external.
4017 2008-07-21 DJ Delorie <dj@redhat.com>
4019 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
4020 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4022 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4024 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
4025 original insn and splitter contents into ...
4026 ("*div<mode>3_fast"): ... this new pattern. Enable only if
4027 flag_unsafe_math_optimizations. Add dummy scratch register.
4028 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
4029 !flag_unsafe_math_optimizations. Returns number with next
4030 highest magnitude if this is still less or equal to the true
4031 quotient in magnitude.
4033 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
4035 * Makefile.in: Replace toplev.h with TOPLEV_H.
4036 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
4037 * c-lex.c (fe_file_change): Don't set in_system_header.
4038 * c-parser.c (c_token): Remove in_system_header.
4039 (c_lex_one_token): Don't set in_system_header.
4040 (c_parser_set_source_position_from_token): Don't set in_system_header.
4041 * diagnostic.c (diagnostic_report_diagnostic): Use location from
4044 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
4045 * flags.h (in_system_header): Remove.
4046 * function.c (saved_in_system_header): Remove.
4047 (push_cfun): Don't set in_system_header.
4048 (pop_cfun): Don't set in_system_header.
4049 (push_struct_function): Don't set in_system_header.
4050 * input.h (expanded_location): Add sysp.
4051 (in_system_header_at): New.
4052 (in_system_header): New.
4053 * toplev.c (in_system_header): Remove.
4054 * toplev.h: Include input.h
4056 * tree-cfg.c (execute_warn_function_return): Call warning_at.
4057 * tree-ssa.c (warn_uninit): Call warning_at.
4058 (warn_uninitialized_var): Update calls to warn_uninit.
4059 (warn_uninitialized_phi): Update calls to warn_uninit.
4060 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
4061 (expand_location): Initialize xloc.sysp.
4062 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
4063 (tree_decl_with_vis): Remove in_system_header_flag.
4065 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
4068 * recog.c (asm_operand_ok): Change the order of the extra
4069 memory constraint checks.
4071 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4074 * tree-switch-conversion.c (build_one_array): Call
4075 varpool_mark_needed_node and varpool_finalize_decl
4076 instead of assemble_variable.
4078 2008-07-19 Jan Hubicka <jh@suse.cz>
4080 * cgraph.c (cgraph_add_new_function): Do early local passes.
4081 * tree-nrv.c (gate_pass_return_slot): New gate.
4082 (pass_nrv): Add the gate.
4083 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
4085 (coalesce_ssa_name): Coalesce SSA names.
4086 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
4087 not optimizing so unused user vars remains visible.
4088 * common.opt (flag_tree_ter): Always enable by default.
4089 * tree-ssa-ter.c: Include flags.h
4090 (is_replaceable_p): Check that locations match; when aliasing is missing
4091 be conservative about loads.
4092 * tree-optimize.c (gate_init_datastructures): Remove.
4093 (pass_init_datastructures): New.
4094 * passes.c: Reorder passes so we always go into SSA.
4096 2008-07-19 Jan Hubicka <jh@suse.cz>
4098 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
4099 * doc/invoke.texi (--combine): Likewise.
4100 (-finline-functions-called-once): Update levels when enabled.
4101 (-funit-at-a-time): Document new behaviour.
4102 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
4103 -fno-section-anchors when disabled explicitly.
4104 (inline params): They are not ignored now.
4105 (precompiled headers): Remove unit-at-a-time as being incompatible.
4106 * opts.c (decode_options): Handle unit-at-a-time as alias;
4107 imply -fno-section-anchors when toplevel reorder is disabled
4109 * common.opt (ftoplevel-reorder): Set default value to 2.
4110 (funit-at-a-time): Set default value to 1.
4111 * config/rs6000/rs6000.c (optimization_options): Set section anchors
4114 2008-07-19 Jan Hubicka <jh@suse.cz>
4116 * builtins.c (expand_builtin_int_roundingfn,
4117 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
4120 2008-07-19 Richard Guenther <rguenther@suse.de>
4123 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
4124 * tree-ssa-sccvn.c (get_constant_value_id): New function.
4125 * tree-ssa-pre.c (get_expr_value_id): For newly created
4126 constant value-ids make sure to add the expression to its
4129 2008-07-19 Jakub Jelinek <jakub@redhat.com>
4132 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
4133 return value of the builtin is ignored.
4135 2008-07-19 Olivier Hainque <hainque@adacore.com>
4137 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
4138 bits, a C conformant malloc implementation has to provide.
4139 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
4141 2008-07-19 Joseph Myers <joseph@codesourcery.com>
4145 * reload.c (find_reloads_subreg_address): Only reload address if
4146 reloaded == 0, not for reloaded != 1.
4149 2008-07-16 Joseph Myers <joseph@codesourcery.com>
4150 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
4151 (m32c_legitimate_address_p): Handle "++rii" addresses created by
4152 m32c_legitimize_reload_address.
4154 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
4155 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
4156 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
4158 2008-07-19 Olivier Hainque <hainque@adacore.com>
4160 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
4161 argument, saying whether nested array are to be collapsed
4162 into a single array type DIE with multiple subscripts.
4163 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
4164 issues, centralize the nested array types collapsing control and
4165 disable the transformation for Ada.
4167 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
4170 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
4172 (x86_64_shift_adj_2): New expander.
4173 (x86_64_shift_adj_3): Ditto.
4174 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
4175 to split TImode operands.
4176 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
4177 (ix86_split_lshr): Ditto.
4179 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
4181 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
4182 and __CHAR32_TYPE__.
4183 * c-typeck.c (digest_init): Support char16_t and char32_t.
4184 (set_nonincremental_init_from_string): Idem.
4186 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
4189 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
4190 PREFERRED_STACK_BOUNDARY.
4191 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4193 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
4196 * function.c (locate_and_pad_parm): Cap boundary earlier.
4198 2008-07-17 Julian Brown <julian@codesourcery.com>
4200 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
4201 no-op for targets which don't use DLLs.
4203 2008-07-17 Martin Jambor <mjambor@suse.cz>
4205 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
4206 that nodes are relevant by examining the node->analyzed flag.
4207 (ipcp_init_stage): Check which nodes are relevant, assert that the
4208 relevant ones are also required.
4209 (ipcp_propagate_stage): Check on the side arrays are properly
4211 (ipcp_print_all_jump_functions): Make sure not to touch any node
4212 that is not analyzed or an edge that does not have a corresponding
4213 entry in the on-the-side vectors.
4214 (ipcp_function_scale_print): Likewise.
4215 (ipcp_update_callgraph): Check that the node is relevant.
4216 (ipcp_insert_stage): Check that the node is relevant. Check there is
4217 an info for every node and edge.
4218 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
4219 (ipa_print_all_tree_maps): Likewise and a new variable info.
4220 (ipa_print_all_params_modified): Likewise.
4221 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
4223 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
4226 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
4228 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
4230 PR rtl-optimization/36753
4231 * fwprop.c (use_killed_between): Don't shortcut
4232 single-definition global registers.
4234 2008-07-16 Jan Hubicka <jh@suse.cz>
4236 * cgraph.h (varpool_empty_needed_queue): Declare.
4237 * cgraphunit.c (output_in_order): Mark all variables as needed;
4239 * varpool.c (varpool_assemble_node): Update debug queue.
4240 (varpool_assemble_pending_decls): Don't do it here.
4241 (varpool_empty_needed_queue): New function.
4243 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4245 * recog.c (peephole2_optimize): Fix formatting.
4247 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4249 * c-pch.c (get_ident): Avoid C++ keywords.
4250 * combine-stack-adj.c (single_set_for_csa): Likewise.
4251 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
4252 output_asm_insn): Likewise.
4253 * reload.c (push_secondary_reload, find_reusable_reload,
4254 push_reload, combine_reloads, find_reloads,
4255 debug_reload_to_stream): Likewise.
4256 * reload.h (struct reload): Likewise.
4257 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
4258 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
4259 emit_output_reload_insns): Likewise.
4260 * targhooks.c (default_secondary_reload): Likewise.
4261 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
4263 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4265 * recog.c (validate_change_1, validate_change,
4266 validate_unshare_change, validate_replace_rtx_1, struct
4267 funny_match, constrain_operands, peephole2_optimize): Avoid C++
4269 * reload.c (push_secondary_reload, secondary_reload_class,
4270 scratch_reload_class, find_valid_class, find_reusable_reload,
4271 push_reload, find_dummy_reload, find_reloads_address_1,
4272 find_reloads_address_part, find_equiv_reg): Likewise.
4273 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
4274 choose_reload_regs): Likewise.
4275 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
4277 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4278 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4279 * sched-rgn.c (concat_INSN_LIST): Likewise.
4280 * stor-layout.c (mode_for_size, mode_for_size_tree,
4281 smallest_mode_for_size): Likewise.
4283 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4285 * cfg.c (dump_reg_info): Avoid C++ keywords.
4286 * dwarf2asm.c (dw2_force_const_mem,
4287 dw2_asm_output_encoded_addr_rtx): Likewise.
4288 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
4289 * expmed.c (expand_shift): Likewise.
4290 * global.c (find_reg): Likewise.
4291 * graph.c (draw_edge): Likewise.
4292 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
4293 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
4294 widen_clz, widen_bswap, expand_parity, expand_unop,
4295 emit_cmp_and_jump_insn_1): Likewise.
4296 * postreload.c (reload_cse_simplify_operands): Likewise.
4297 * ra.h (add_neighbor): Likewise.
4298 * reg-stack.c (remove_regno_note, change_stack): Likewise.
4299 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
4300 record_reg_classes, copy_cost, record_address_regs,
4301 invalid_mode_change_p): Likewise.
4302 * regrename.c (regrename_optimize, scan_rtx_reg,
4303 dump_def_use_chain, find_oldest_value_reg,
4304 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
4306 2008-07-16 David Edelsohn <edelsohn@gnu.org>
4308 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
4309 MASK_POWERPC64 for power4 in previous commit.
4311 2008-07-16 Olivier Hainque <hainque@adacore.com>
4313 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
4314 instead of bare conversion to cast const-ness away.
4316 2008-07-16 Anatoly Sokolov <aesok@post.ru>
4318 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
4319 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
4320 * config/xtensa/xtensa.c (xtensa_function_value): New function.
4321 (TARGET_FUNCTION_VALUE): Define.
4323 2008-07-16 David Edelsohn <edelsohn@gnu.org>
4325 * config/rs6000/rs6000.c (processor_target_table): Add
4326 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
4328 2008-07-16 Joseph Myers <joseph@codesourcery.com>
4331 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
4332 (m32c_legitimate_address_p): Handle "++rii" addresses created by
4333 m32c_legitimize_reload_address.
4335 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
4337 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
4338 DECL_IN_SYSTEM_HEADER in sync.
4340 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
4342 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
4343 * tree-ssa-pre.c (pre_expr_eq): Ditto
4344 (get_constant_for_value_id): Take a type as an argument.
4345 (fully_constant_expression): Pass in type.
4346 (find_or_generate_expression): Short circuit constant case.
4347 (create_expression_by_pieces): Remove special casing of
4349 (do_regular_insertion): Short circuit constant case.
4350 (do_partial_partial_insertion): Ditto.
4352 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
4355 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
4357 2008-07-15 Bob Wilson <bob.wilson@acm.org>
4359 * config/xtensa/libgcc-xtensa.ver: New file.
4360 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
4362 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4364 * df-problems.c (df_set_note): Avoid C++ keywords.
4365 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
4366 * dse.c (record_store, remove_useless_values): Likewise.
4367 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
4368 gen_reg_rtx_offset, operand_subword, change_address_1,
4369 change_address, adjust_address_1, offset_address,
4370 widen_memory_access, emit_copy_of_insn_after): Likewise.
4371 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
4372 * fwprop.c (should_replace_address, propagate_rtx_1,
4373 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
4375 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
4376 gcse_emit_move_after, update_ld_motion_stores): Likewise.
4377 * lcm.c (compute_insert_delete, pre_edge_lcm,
4378 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
4379 * lower-subreg.c (resolve_reg_notes): Likewise.
4380 * mode-switching.c (optimize_mode_switching): Likewise.
4382 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4384 * bt-load.c (add_btr_def, migrate_btr_def,
4385 branch_target_load_optimize): Avoid C++ keywords.
4386 * caller-save.c (insert_restore, insert_save, insert_one_insn):
4388 * combine.c (subst, simplify_set, make_extraction,
4389 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
4390 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
4391 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
4393 2008-07-15 Richard Guenther <rguenther@suse.de>
4396 * c-common.c (strict_aliasing_warning): Do not warn for
4397 TYPE_REF_CAN_ALIAS_ALL pointers.
4398 (c_common_get_alias_set): may_alias types are not special.
4399 * tree.c (build_pointer_type_for_mode): Look up the may_alias
4400 attribute and set can_ref_all accordingly.
4401 (build_reference_type_for_mode): Likewise.
4402 * doc/extend.texi (may_alias): Clarify.
4404 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
4407 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
4408 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
4410 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4413 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
4414 gcc_assert, instead call output_operand_lossage.
4416 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
4418 * builtins.c (std_canonical_va_list): Treat structure based
4421 2008-07-15 Ben Elliston <bje@au.ibm.com>
4423 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
4425 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
4427 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
4430 2008-07-14 Jan Hubicka <jh@suse.cz>
4432 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
4433 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
4434 fix predicates and constraints.
4435 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
4436 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
4438 2008-07-14 Doug Kwan <dougkwan@google.com>
4440 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
4441 additional option file arm/eabi.opt.
4442 * config/arm/eabi.h (File): New configuration file for EABI targets.
4443 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
4444 SUBSUBTARGET_EXTRA_SPECS.
4445 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
4446 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
4447 from STARTFILE_SPEC so that it can be referenced in an override.
4448 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
4449 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
4450 can be referenced in an override.
4451 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
4452 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
4453 so that it can be referenced in an override.
4454 (LINK_SPEC): Use BPABI_LINK_SPEC.
4455 * config/arm/eabi.opt (File): New.
4457 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4459 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
4460 (FIXED_VALUE_H): New variable.
4461 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
4462 input.h, fixed-value.h.
4463 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
4464 (BASIC_BLOCK_H): Use $(BITMAP_H).
4465 (FUNCTION_H): Add varray.h.
4466 (IPA_REFERENCE_H): Use $(BITMAP_H).
4467 (CGRAPH_H): Add $(BASIC_BLOCK_H).
4468 (DF_H): Use $(BITMAP_H).
4469 (GGC_H): Add statistics.h.
4471 (INSN_ATTR_H): Use it.
4472 (SYSTEM_H): Add safe-ctype.h, filenames.h.
4474 (SYMTAB_H): Add $(OBSTACK_H).
4475 (CPP_INTERNAL_H): New.
4476 (TREE_DUMP_H): Add tree-pass.h.
4477 (TREE_FLOW_H): Use $(BITMAP_H)
4478 (PRETTY_PRINT_H): Use $(INPUT_H).
4479 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
4482 (many object files): Fix lots of header dependencies throughout.
4484 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4486 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
4488 (s-gtyp-input): Use them to write tmp-gi.list.
4489 (echo_to_gi.list): Remove.
4491 2008-07-14 Richard Guenther <rguenther@suse.de>
4493 * tree-ssa-sccvn.c (pre_info): Remove.
4494 (switch_to_PRE_table): Likewise.
4495 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
4496 (set_hashtable_value_ids): Do not create value-ids for the
4498 (run_scc_vn): Remove double test. Remove bogus special-case
4499 in value-number printing.
4500 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
4501 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
4503 * tree-flow-inline.h (get_value_handle): Remove.
4504 * tree-flow.h (get_value_handle): Remove.
4506 2008-07-14 Martin Jambor <mjambor@suse.cz>
4508 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
4509 in which we generate arithmetics is not a subrange.
4511 2008-07-14 Martin Jambor <mjambor@suse.cz>
4513 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4515 2008-07-14 Richard Guenther <rguenther@suse.de>
4517 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4519 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4522 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4523 reload for symbol refs moved to r0 with -fPIC.
4524 (legitimize_pic_address): Use the target register as temporary
4526 (emit_symbolic_move): Adjust comment.
4527 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4530 2008-07-14 Ben Elliston <bje@au.ibm.com>
4532 * c-common.h (C_CPP_HASHNODE): New macro.
4533 * coretypes.h (struct cpp_token): Forward declare.
4534 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4535 the context-sensitive keyword method.
4536 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4537 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4538 expand_bool_pixel): New.
4539 (altivec_categorize_keyword): New function.
4540 (init_vector_keywords): New function.
4541 (rs6000_macro_to_expand): Likewise.
4542 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4543 compiling an ISO C dialect.
4545 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4547 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4548 (create_expression_by_pieces): Fix typo.
4549 (do_regular_insertion): Use debug counter here too.
4551 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4554 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4555 CONST_OK_FOR_LETTER_P. All port-local users changed.
4556 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4557 implement Kp matching power-of-two.
4558 (CONSTRAINT_LEN): Define to match.
4559 * config/cris/cris.md: Replace all use of constraint K with Kc.
4560 ("*btst*): Use Kp for operand 0 of last alternative.
4562 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4565 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4568 2008-07-13 Jan Hubicka <jh@suse.cz>
4570 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4573 2008-07-13 Richard Guenther <rguenther@suse.de>
4576 * langhooks.c (lhd_print_error_function): Deal with recursive
4579 2008-07-12 Jan Hubicka <jh@suse.cz>
4581 * cgraph.c (assembler_name_hash): New static var.
4582 (hash_node_by_assembler_name, eq_assembler_name): New.
4583 (cgraph_node_for_asm): Use hashtable.
4584 (cgraph_remove_node): Maintain hashtable.
4585 (change_decl_assembler_name): Sanity check that names are not changing
4586 after aliasing was processed.
4587 * cgraph.h (varpoon_node): Add next GGC marker.
4588 * tree.c (decl_assembler_name_equal): Constify.
4589 (decl_assembler_name_hash): New.
4590 * tree.h (decl_assembler_name_equal): Constify.
4591 (decl_assembler_name_hash): Update.
4593 2008-07-12 David Daney <ddaney@avtrex.com>
4595 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4598 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4600 * doc/md.texi: Document the MIPS "v" constraint.
4601 * config/mips/mips.h (reg_class): Revert last change.
4602 (REG_CLASS_NAMES): Likewise.
4603 (REG_CLASS_CONTENTS): Likewise.
4604 * config/mips/mips.c (mips_regno_to_class): Likewise.
4605 * config/mips/constraints.md (v): Likewise, but add documentation.
4606 Add a comment to say that this constraint should not be used in
4609 2008-07-11 DJ Delorie <dj@redhat.com>
4611 * config/h8300/h8300.md (length): Fix branch offset limit.
4613 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4615 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4616 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4617 (avr_hard_regno_scratch_ok): New function.
4618 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4619 * config/avr/avr.md (all peepholes that request a scratch register):
4620 Remove avr_peep2_scratch_safe use.
4622 2008-07-11 Tom Tromey <tromey@redhat.com>
4623 Ian Lance Taylor <iant@google.com>
4625 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4626 (struct c_common_resword): Define.
4627 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4628 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4629 (c_common_reswords, num_c_common_reswords): Declare.
4630 * c-common.c (c_common_reswords): New global const array.
4631 (num_c_common_reswords): New const int.
4632 * c-parser.c (struct resword, reswords): Don't define.
4633 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4634 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4635 than reswords. If warning about C++ keywords, give them a special
4637 (c_lex_one_token): Warn about C++ keywords. Call
4638 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4639 (c_parser_external_declaration): Look for RID_xxx rather than
4640 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4641 (c_parser_statement_after_labels): Likewise.
4642 (c_parser_objc_class_instance_variables): Likewise.
4643 (c_parser_objc_class_declaration): Likewise.
4644 (c_parser_objc_try_catch_statement): Likewise.
4645 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4646 (declspecs_add_type): Likewise.
4648 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4650 * ggc-page.c (alloc_page):
4651 Substituting xmalloc, xcalloc with
4652 XNEWVEC and XCNEWVAR macros which add the
4655 2008-07-11 Richard Guenther <rguenther@suse.de>
4657 PR tree-optimization/36765
4658 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4659 aliases from HEAP vars to SMTs.
4661 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4663 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4664 * configure.ac (loose_warn): Move -Wc++-compat from here...
4665 (strict_warn): ...to here.
4666 * configure: Regenerate.
4668 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4670 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4671 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4672 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4673 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4674 excluding more specific h8300-*-* and sh-*-* targets.
4676 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4678 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4680 (execute_pre): Call loop_optimizer_finalize in early exit.
4682 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4685 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4686 uids in the bitmap, not just VAR_DECL uids.
4688 PR rtl-optimization/36419
4689 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4690 (combine_stack_adjustments_for_block): Call it if needed. Delete
4692 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4693 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4694 prologue sp adjustment.
4696 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4699 * opts.c (print_ignored_options): Report postponed diagnostics for
4700 unknown -Wno-* options as warnings, not errors.
4701 (postpone_unknown_option_error): Renamed to...
4702 (postpone_unknown_option_warning): ... this.
4704 2008-07-09 Doug Kwan <dougkwan@google.com>
4707 2008-07-08 Doug Kwan <dougkwan@google.com>
4709 * config/arm/arm.opt (mandroid): New option.
4710 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4711 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4713 (CC1PLUS_SPEC): Same.
4715 (STARTFILE_SPEC): Same.
4716 (ENDFILE_SPEC): Same.
4717 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4720 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4723 * config/mips/mips.h (reg_class): Remove V1_REG.
4724 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4725 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4727 (mips_get_tp): New function.
4728 (mips_legitimize_tls_address): Use it.
4729 * config/mips/constraints.md (v): Delete.
4730 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4731 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4732 After reload, split into a move and ...
4733 (*tls_get_tp_<mode>_split): ...this new instruction.
4735 2008-07-09 David Daney <ddaney@avtrex.com>
4737 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4739 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4741 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4742 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4744 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4745 htab_delete should be called. Don't free c.
4746 (lookup_tmp_var): Create temp_htab lazily.
4747 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4748 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4750 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4751 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4752 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4753 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4754 * tree-sra.c (generate_element_init): Likewise.
4755 * tree-mudflap.c (execute_mudflap_function_ops,
4756 execute_mudflap_function_decls): Likewise.
4757 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4758 * tree-gimple.h (struct gimplify_ctx): New type.
4759 (push_gimplify_context): Adjust prototype.
4761 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4763 * tree-ssa-pre.c (phi_translate_1): Update placement of
4766 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4768 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4769 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4770 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4771 * targhooks.c (default_hard_regno_scratch_ok): New function.
4772 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4773 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4774 * recog.c: Include "target.h".
4775 (peep2_find_free_register): Add check for global regs. Add target
4777 * Makefile.in (recog.o): Depend on target.h.
4779 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4781 * config/sh/sh.c (sh_canonical_va_list_type): New.
4782 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4784 2008-07-09 Raksit Ashok <raksit@google.com>
4786 * doc/invoke.texi (Option Summary): Mention new option
4787 -Wdisallowed-function-list=...
4788 (Warning Options): Document -Wdisallowed-function-list=...
4789 * common.opt (Wdisallowed-function-list=): New flag.
4790 * flags.h (warn_disallowed_functions): External definition of new
4791 boolean warning flag.
4792 (warn_if_disallowed_function_p): Declare new function.
4793 * opts.c (warning_disallowed_functions): New static variable.
4794 (warn_disallowed_functions): New boolean warning flag.
4795 (warn_if_disallowed_function_p): New function.
4796 (add_comma_separated_to_vector): Rename
4797 add_instrument_functions_exclude_list to this.
4798 (common_handle_option): Handle new option. Rename calls to
4799 add_instrument_functions_exclude_list into calls to
4800 add_comma_separated_to_vector.
4801 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4802 based on flag warn_disallowed_functions.
4804 2008-07-09 Christian Bruel <christian.bruel@st.com>
4806 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4807 instead of get_attr_length.
4809 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4811 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4813 * genemit.c (gen_insn): Likewise.
4814 * gengtype.c (note_def_vec): Likewise.
4815 * gengtype.h (note_def_vec): Likewise.
4816 * genoutput.c (struct data, output_insn_data, process_template,
4817 gen_expand, gen_split, note_constraint): Likewise.
4818 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4819 make_insn_sequence): Likewise.
4820 * gensupport.c (record_insn_name): Likewise.
4822 2008-07-08 Doug Kwan <dougkwan@google.com>
4824 * config/arm/arm.opt (mandroid): New option.
4825 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4826 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4828 (CC1PLUS_SPEC): Same.
4830 (STARTFILE_SPEC): Same.
4831 (ENDFILE_SPEC): Same.
4832 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4835 2008-07-08 Raksit Ashok <raksit@google.com>
4837 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4838 (set_storage_via_setmem): Fix expected_align parameter.
4839 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4840 missing from the list.
4841 * doc/md.texi (movmem): Explicitly state that expected alignment is
4842 to be expressed in bytes.
4843 (setmem): Explicitly state that expected alignment is to be expressed
4846 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4848 * reload.c (find_reloads_subreg_address): Do not require validity
4849 of address in original mode before reloading address.
4851 2008-07-07 Tianwei Sheng <tianweis@google.com>
4853 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4854 bounds array access.
4856 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4858 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4860 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4862 Fix PR tree-optimization/23455
4863 Fix PR tree-optimization/35286
4864 Fix PR tree-optimization/35287
4865 * Makefile.in (OBJS-common): Remove tree-vn.o.
4866 (tree-vn.o): Remove.
4867 * dbgcnt.def: Add treepre_insert debug counter.
4868 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4869 (debug_value_expressions): Ditto.
4870 (print_value_expressions): Ditto.
4871 * tree-pretty-print.c (dump_generic_node): Updated for
4872 VALUE_HANDLE removal.
4873 * tree-ssa-dom.c (record_equality): Ditto.
4874 (cprop_operand): Ditto.
4875 (lookup_avail_expr): Ditto.
4876 * tree-ssa-threadedge.c
4877 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4878 (simplify_control_stmt_condition): Ditto.
4879 * tree.c (tree_code_size): Ditto.
4880 (tree_node_structure): Ditto.
4881 (iterative_hash_expr): Ditto.
4883 * tree.h (VALUE_HANDLE_ID): Ditto.
4884 (VALUE_HANDLE_EXPR_SET): Ditto.
4885 (struct tree_value_handle): Ditto.
4886 (union tree_node): Ditto.
4887 * treestruct.def: Ditto.
4888 * tree-vn.c: Removed.
4889 * tree-ssa-pre.c: Rewritten entirely.
4890 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4891 (constant_value_ids): Ditto.
4892 (vn_nary_op_t): Moved to header.
4894 (vn_reference_op_t): Ditto
4895 (vn_reference_t): Ditto.
4896 (next_value_id): New variable.
4897 (VN_INFO): Add an assert.
4898 (vn_constant_eq): New function.
4899 (vn_constant_hash): Ditto.
4900 (get_or_alloc_constant_value_id): Ditto.
4901 (value_id_constant_p): Ditto.
4902 (vn_reference_compute_hash): De-staticify.
4903 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4904 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4905 (valueize_refs): Update opcode if it changes from ssa name to constant.
4906 (vn_reference_lookup_1): Add new argument.
4907 (vn_reference_lookup): Ditto.
4908 (vn_reference_lookup_pieces): New function.
4909 (vn_reference_insert): Add return type. Modify to deal with value ids.
4910 (vn_reference_insert_pieces): New function.
4911 (vn_nary_op_compute_hash): De-staticify.
4912 (vn_nary_op_eq): Ditto.
4913 (vn_nary_op_lookup_pieces): New function.
4914 (vn_nary_op_lookup): Add new argument.
4915 (vn_nary_op_insert_pieces): New function.
4916 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4917 (vn_phi_insert): Ditto.
4918 (visit_unary_op): Update for callee changes.
4919 (visit_binary_op): Ditto.
4920 (visit_reference_op_load): Ditto.
4921 (visit_reference_op_store): Ditto.
4922 (init_scc_vn): Init next_value_id, constant_to_value_id and
4924 (free_scc_vn): Free them.
4925 (set_hashtable_value_ids): New function.
4926 (run_scc_vn): Use it.
4927 (get_max_value_id): New function.
4928 (get_next_value_id): Ditto.
4929 (expressions_equal_p): Moved from tree-vn.c
4930 (sort_vuses): Ditto.
4931 (sort_vuses_heap): Ditto.
4932 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4934 * tree.c (iterative_hash_hashval_t): Made non-static
4935 * tree.h (iterative_hash_hashval_t): Declare it.
4937 2008-07-08 Martin Jambor <mjambor@suse.cz>
4939 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4940 instead of ipa_create_node_params.
4941 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4942 ipa_check_create_edge_args, free them with
4943 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4945 * ipa-prop.c: Include flags.h and tree-inline.h.
4946 (ipa_node_params_vector): New variable.
4947 (ipa_edge_args_vector): New variable.
4948 (edge_removal_hook_holder): New variable.
4949 (node_removal_hook_holder): New variable.
4950 (edge_duplication_hook_holder): New variable.
4951 (node_duplication_hook_holder): New variable.
4952 (ipa_detect_param_modifications): Check for presence of modified flags.
4953 (ipa_compute_jump_functions): Check for presence of jump functions.
4954 (ipa_free_edge_args_substructures): New function.
4955 (ipa_create_node_params): Removed.
4956 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4957 (ipa_free_node_params_substructures): New function.
4958 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4960 (ipa_edge_removal_hook): New function.
4961 (ipa_node_removal_hook): New function.
4962 (duplicate_array): New function.
4963 (ipa_edge_duplication_hook): New function.
4964 (ipa_node_duplication_hook): New function.
4965 (ipa_register_cgraph_hooks): New function.
4966 (ipa_unregister_cgraph_hooks): New function.
4967 (free_all_ipa_structures_after_ipa_cp): New function.
4969 * ipa-prop.h: Include vec.h.
4970 (ipa_node_params_t): New typedef with vector types for it.
4971 (ipa_edge_args_t): New typedef with vector types for it.
4972 (IPA_NODE_REF): Changed to access an on-the-side vector.
4973 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4974 (ipa_check_create_node_params): New function.
4975 (ipa_check_create_edge_args): New function.
4977 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4980 2008-07-07 Tom Tromey <tromey@redhat.com>
4982 * configure, config.in: Rebuilt.
4983 * configure.ac: Don't check for scandir or alphasort.
4985 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4987 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4988 types immediately after creating them.
4990 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4992 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4994 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4996 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4997 dump_constraint_graph.
4998 (dump_constraint_edge): New function.
4999 (dump_constraint_graph): New function.
5000 (debug_constraint_graph): New function.
5001 (dump_constraint): Removed useless comparison.
5002 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
5003 (dump_constraint_graph): Declare.
5004 (debug_constraint_graph): Declare.
5005 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
5007 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
5009 * config/i386/i386.c (is_va_list_char_pointer): New.
5010 (ix86_va_start): Replace compare with ms_va_list_type_node
5011 by is_va_list_char_pointer.
5012 (ix86_gimplify_va_arg): Likewise.
5014 2008-07-07 Martin Jambor <mjambor@suse.cz>
5016 * cgraph.c (cgraph_edge_max_uid): New variable.
5017 (struct cgraph_edge_hook_list): New type.
5018 (struct cgraph_node_hook_list): New type.
5019 (struct cgraph_2edge_hook_list): New type.
5020 (struct cgraph_2node_hook_list): New type.
5021 (first_cgraph_edge_removal_hook): New variable.
5022 (first_cgraph_node_removal_hook): New variable.
5023 (first_cgraph_edge_duplicated_hook): New variable.
5024 (first_cgraph_node_duplicated_hook): New variable.
5025 (cgraph_add_edge_removal_hook): New function.
5026 (cgraph_remove_edge_removal_hook): New function.
5027 (cgraph_call_edge_removal_hooks): New function.
5028 (cgraph_add_node_removal_hook): New function.
5029 (cgraph_remove_node_removal_hook): New function.
5030 (cgraph_call_node_removal_hooks): New function.
5031 (cgraph_add_edge_duplication_hook): New function.
5032 (cgraph_remove_edge_duplication_hook): New function.
5033 (cgraph_call_edge_duplication_hooks): New function.
5034 (cgraph_add_node_duplication_hook): New function.
5035 (cgraph_remove_node_duplication_hook): New function.
5036 (cgraph_call_node_duplication_hooks): New function.
5037 (cgraph_create_edge): Assign to edge uid.
5038 (cgraph_remove_edge): Call edge removal hooks.
5039 (cgraph_node_remove_callees): Call edge removal hooks.
5040 (cgraph_node_remove_callers): Call edge removal hooks.
5041 (cgraph_remove_node): Call node removal hooks.
5042 (cgraph_clone_edge): Call edge duplication hooks.
5043 (cgraph_clone_node): Call node duplication hooks.
5045 * cgraph.h (cgraph_edge): New field uid.
5046 (cgraph_edge_hook): New type.
5047 (cgraph_node_hook): New type.
5048 (cgraph_2edge_hook): New type.
5049 (cgraph_2node_hook): New type.
5051 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
5053 * config.in: Regenerate.
5055 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
5057 * gcc.c (print_sysroot): New.
5058 (option_map, display_help, process_command): Handle the
5059 -print-sysroot option.
5060 (main): Print the sysroot if requested.
5061 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
5063 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5066 * unwind-pe.h (size_of_encoded_value): add attribute unused.
5068 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
5070 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
5071 (assign_parm_setup_block_p): Also check mode of entry_parm.
5073 2008-07-07 Richard Guenther <rguenther@suse.de>
5075 * tree-ssa-structalias.h (set_used_smts): Remove.
5076 * tree-ssa-structalias.c (used_smts): Likewise.
5077 (set_used_smts): Likewise.
5078 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
5079 call to set_used_smts.
5081 2008-07-07 Richard Guenther <rguenther@suse.de>
5083 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
5084 (new_var_info): Set it to false.
5085 (solution_set_add): Correctly handle pointers outside a var and
5087 (type_safe): Treat variables with is_full_var properly.
5088 (do_sd_constraint): Likewise.
5089 (do_ds_constraint): Likewise.
5090 (process_constraint): Remove zeroing offset for !use_field_sensitive.
5091 (get_constraint_for_ptr_offset): New function.
5092 (get_constraint_for_component_ref): For addresses at least include
5093 the last field of the variable. Handle is_full_vars properly.
5094 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
5095 (handle_ptr_arith): Remove.
5096 (find_func_aliases): Simplify assignment handling.
5097 (create_function_info_for): For parameter and result varinfos set
5099 (create_variable_info_for): Set is_full_var flag whenever we
5100 just created a single varinfo for a decl.
5101 (init_alias_vars): Initialize use_field_sensitive from
5102 max-fields-for-field-sensitive parameter.
5104 2008-07-07 Richard Guenther <rguenther@suse.de>
5106 PR tree-optimization/36713
5107 * tree-flow-inline.h (is_call_used): New function.
5108 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
5109 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5110 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
5112 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5114 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
5116 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
5118 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
5120 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5121 Nathan Sidwell <nathan@codesourcery.com>
5123 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
5124 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
5126 * config/m68k/t-linux: New.
5127 * doc/install.texi: Document m68k-*-linux is now multilibbed by
5130 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
5132 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
5133 * config/m68k/m68k-devices.def: Remove multilibs that only differ
5136 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5138 * gcc.c (execute): Fix -Wc++-compat warning.
5140 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
5143 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
5144 constant for little endian.
5146 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
5148 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
5149 mips_base_mips16 instead of TARGET_MIPS16.
5150 (mips_base_mips16): Declare.
5151 * config/mips/mips.c (mips_base_mips16): Make global.
5152 (was_mips16_p): Remove GTY marker.
5153 (was_mips16_pch_p): New variable.
5154 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
5155 (mips_override_options): Force to non-MIPS16 mode initially.
5156 Do not complain about MIPS16 PIC incompatibilities here.
5157 Only allow -mgpopt if -mexplicit-relocs is in force for
5160 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
5162 * configure.ac: Check for caddr_t, define to char * if not defined.
5163 * configure: Regenerate.
5164 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
5165 (mmap_gt_pch_use_address): Likewise.
5166 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
5168 2008-07-06 Richard Guenther <rguenther@suse.de>
5170 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
5171 (new_var_info): Deal with it.
5172 (solution_set_add): Likewise.
5173 (bitpos_of_field): Make signed, fix.
5174 (struct fieldoff): Remove type and decl fields. Make size field
5175 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
5177 (fieldoff_compare): Deal with it.
5178 (push_fields_onto_fieldstack): Remove has_union argument, glob
5179 adjacent non-pointer fields together.
5180 (create_function_info_for): Do not set has_union.
5181 (create_variable_info_for): Simplify.
5183 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
5185 * config.gcc (extra_headers): Add cross-stdarg.h for target
5186 x86_64-*-* and i?86-*-*.
5187 * config/i386/cross-stdarg.h: New.
5188 * builtins.c (std_fn_abi_va_list): New.
5189 (std_canonical_va_list_type): New.
5190 (stabilize_va_list): Replace va_list_type_node use by
5191 mtarget.canonical_va_list_type.
5192 (gimplify_va_arg_expr): Likewise.
5193 (expand_builtin_va_copy): Replace va_list_type_node use by
5194 mtarget.fn_abi_va_list.
5195 * tree-sra.c (is_va_list_type): New helper.
5196 (decl_can_be_decomposed_p): Replace
5197 va_list_type_node use by is_va_list_type.
5198 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
5199 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5200 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
5201 * config/i386/i386-protos.h (ix86_get_valist_type): New.
5202 (ix86_enum_va_list): New.
5203 * config/i386/i386.c (sysv_va_list_type_node): New.
5204 (ms_va_list_type_node): New.
5205 (ix86_function_type_abi): Remove sorry.
5206 (ix86_build_builtin_va_list_abi): New.
5207 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
5209 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
5210 (ix86_init_builtins_va_builtins_abi): New.
5211 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
5213 (ix86_handle_abi_attribute): New.
5214 (attribute_spec): Add sysv_abi and ms_abi.
5215 (ix86_fn_abi_va_list): New.
5216 (ix86_canonical_va_list_type): New.
5217 (ix86_enum_va_list): New.
5218 (TARGET_FN_ABI_VA_LIST): New.
5219 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5220 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
5221 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
5222 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5223 (TARGET_ENUM_VA_LIST): New.
5224 * expr.h (std_fn_abi_va_list): New.
5225 (std_canonical_va_list_type): New.
5226 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
5227 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5228 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
5229 TARGET_CANONICAL_VA_LIST_TYPE.
5230 * target.h (struct gcc_target): Add fn_abi_va_list hook
5231 and canonical_va_list_type hook.
5233 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5235 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
5236 integral and pointer types.
5238 2008-07-04 Roger Sayle <roger@eyesopen.com>
5240 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
5241 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
5243 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
5246 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
5248 2008-07-04 Jakub Jelinek <jakub@redhat.com>
5250 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
5251 build_gimple_modify_stmt.
5252 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
5253 gimple operand. Use fold_build* instead of build*.
5255 2008-07-04 Richard Guenther <rguenther@suse.de>
5257 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
5258 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
5259 properly to compute the reachability set if we do field-sensitive PTA.
5260 * invoke.texi (max-fields-for-field-sensitive): Document default.
5261 * opts.c (decode_options): Set max-fields-for-field-sensitive to
5262 100 for optimize >= 2.
5264 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5266 * ggc-zone.c (lookup_page_table_if_allocated,
5267 set_page_table_entry, zone_find_object_size, alloc_small_page,
5268 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
5269 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
5270 -Wc++-compat and/or -Wcast-qual warnings.
5272 2008-07-04 Alan Modra <amodra@bigpond.net.au>
5275 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
5276 pic_offset_table_rtx to be marked as used here.
5277 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
5278 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
5279 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
5280 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
5283 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5285 * alloc-pool.c (hash_descriptor, eq_descriptor,
5286 alloc_pool_descriptor): Fix -Wc++-compat warnings.
5287 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
5289 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
5290 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
5291 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
5292 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
5295 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
5297 * tree-flow.h (loop_only_exit_p): Declare.
5298 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
5299 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
5300 the number of iterations if it is constant. Otherwise, if this is the
5301 only possible exit of the loop, use the conservative estimate on the
5302 number of iterations of the entire loop if available.
5304 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
5306 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
5307 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
5308 Add synchronization functions.
5309 * config/sync.c: New file.
5310 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
5311 (LIBGCC_SYNC_CFLAGS): Likewise.
5313 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/i386.md (mode): Add TF to "mode" attribute.
5317 (*pushtf_sse): New insn pattern.
5318 (pushtf splitters): New splitters.
5320 2008-07-03 Michael Meissner <gnu@the-meissners.org>
5323 * predict.c (build_predict_expr): Use void_type_node for the tree
5324 type, instead of NULL_TREE.
5326 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
5328 * config/i386/i386.c (contains_aligned_value_p): Return true
5330 (ix86_data_alignment): Align TCmode to 128bits.
5331 (ix86_local_alignment): Likewise.
5333 2008-07-03 Andrew Haley <aph@redhat.com>
5336 * vec.h (VEC_TA): New.
5337 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
5338 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
5339 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
5340 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
5341 (C_COMMON_FIXED_TYPES): Remove first arg.
5342 (C_COMMON_FIXED_MODE_TYPES): Likewise.
5343 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
5344 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
5345 not to use empty macro arguments.
5347 2008-07-02 Joseph Myers <joseph@codesourcery.com>
5349 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
5350 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
5351 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
5352 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
5353 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
5354 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
5355 config/ia64/crtn.asm, config/m68hc11/larith.asm,
5356 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
5357 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
5358 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
5359 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
5360 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
5361 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
5362 config/rs6000/e500crtres64gpr.asm,
5363 config/rs6000/e500crtres64gprctr.asm,
5364 config/rs6000/e500crtrest32gpr.asm,
5365 config/rs6000/e500crtrest64gpr.asm,
5366 config/rs6000/e500crtresx32gpr.asm,
5367 config/rs6000/e500crtresx64gpr.asm,
5368 config/rs6000/e500crtsav32gpr.asm,
5369 config/rs6000/e500crtsav64gpr.asm,
5370 config/rs6000/e500crtsav64gprctr.asm,
5371 config/rs6000/e500crtsavg32gpr.asm,
5372 config/rs6000/e500crtsavg64gpr.asm,
5373 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
5374 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
5375 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
5376 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
5377 config/sparc/sol2-cn.asm: Remove .file directives.
5379 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
5381 * resource.c (mark_referenced_resources): Look inside
5382 UNSPEC_VOLATILEs and ASM_INPUTs.
5384 2008-07-02 Ian Lance Taylor <iant@google.com>
5386 * rtlanal.c (add_reg_note): New function.
5387 * rtl.h (add_reg_note): Declare.
5388 * auto-inc-dec.c (attempt_change): Use add_reg_note.
5389 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
5390 * builtins.c (expand_builtin_longjmp): Likewise.
5391 (expand_builtin_nonlocal_goto): Likewise.
5392 * calls.c (emit_call_1, expand_call): Likewise.
5393 * cfgexpand.c (add_reg_br_prob_note): Likewise.
5394 * cfglayout.c (fixup_reorder_chain): Likewise.
5395 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5396 (commit_one_edge_insertion): Likewise.
5397 * combine.c (move_deaths, distribute_notes): Likewise.
5398 * df-problems.c (df_set_note): Likewise.
5399 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
5400 (set_unique_reg_note): Likewise.
5401 (emit_copy_of_insn_after): Likewise.
5402 * expr.c (expand_expr_real): Likewise.
5403 * gcse.c (add_label_notes): Likewise.
5404 * haifa-sched.c (create_check_block_twin): Likewise.
5405 * jump.c (mark_jump_label_1): Likewise.
5406 * loop-doloop.c (add_test, doloop_modify): Likewise.
5407 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5408 * lower-subreg.c (move_eh_region_note): Likewise.
5409 * optabs.c (emit_libcall_block): Likewise.
5410 * predict.c (predict_insn): Likewise.
5411 (combine_predictions_for_insn): Likewise.
5412 * recog.c (peephole2_optimize): Likewise.
5413 * regmove.c (try_auto_increment): Likewise.
5414 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
5415 * reload.c (find_reloads): Likewise.
5416 * reload1.c (fixup_eh_region_note): Likewise.
5417 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
5418 * reorg.c (delete_prior_computation): Likewise.
5419 (delete_computation, dbr_schedule): Likewise.
5420 * config/pa/pa.c (legitimize_pic_address): Likewise.
5421 * config/sh/sh.c (sh_reorg): Likewise.
5423 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
5426 * config/libgcc-glibc.ver: Add %exclude.
5427 * config/m32r/libgcc-glibc.ver: Likwise.
5428 * config/s390/libgcc-glibc.ver: Likwise.
5429 * config/sh/libgcc-glibc.ver: Likwise.
5430 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
5432 * config/i386/libgcc-glibc.ver: New.
5434 * config/i386/libgcc-x86_64-glibc.ver: Removed.
5436 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
5438 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
5439 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
5440 i[34567]86-*-linux*, x86_64-*-linux*. Add
5441 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
5442 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
5443 x86_64-*-linux*. Add i386/t-linux to tmake_file for
5444 i[34567]86-*-linux*, x86_64-*-linux*.
5446 * libgcc-std.ver: Add empty GCC_4.4.0.
5448 * mkmap-symver.awk: Support multiple versions per symbol.
5450 * config/i386/i386.c (ix86_init_builtins): Always define
5451 __builtin_fabsq and __builtin_copysignq with fallbacks.
5452 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
5453 and __builtin_copysignq if SSE2 isn't available.
5455 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
5456 (LIBGCC2_TF_CEXT): Likwise.
5459 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
5461 * config/i386/sfp-machine.h: Moved to libgcc.
5463 * config/i386/sfp-machine.h: New.
5464 * config/i386/t-linux: Likwise.
5466 * config/i386/t-darwin: Remove softfp_wrap_start and
5468 * config/i386/t-darwin64: Likewise.
5470 * config/i386/t-fprules-softfp64: Renamed to ...
5471 * config/i386/t-fprules-softfp: This.
5473 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
5474 and softfp_wrap_end.
5476 2008-07-02 Jason Merrill <jason@redhat.com>
5478 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
5480 * tree.c (ctor_to_list): New fn.
5481 * tree.h: Declare it.
5482 (CONSTRUCTOR_ELT): New macro.
5483 (CONSTRUCTOR_NELTS): New macro.
5485 2008-07-02 Richard Guenther <rguenther@suse.de>
5487 * tree-ssa-structalias.c (struct variable_info): Reorder
5488 to fill padding on 64bit hosts. Make collapsed_to an int.
5489 (get_varinfo_fc): Deal with that.
5490 (new_var_info): Likewise.
5491 (collapse_rest_of_var): Likewise.
5493 2008-07-02 Joshua Sumali <jsumali@redhat.com>
5495 * doc/install.texi (--enable-java-home): Document.
5496 (--enable-aot-compile-rpm): Likewise.
5497 (--with-arch-directory): Likewise.
5498 (--with-os-directory): Likewise.
5499 (--with-origin-name): Likewise.
5500 (--with-arch-suffix): Likewise.
5501 (--with-jvm-root-dir): Likewise.
5502 (--with-jvm-jar-dir): Likewise.
5503 (--with-python-dir): Likewise.
5505 2008-07-02 Richard Guenther <rguenther@suse.de>
5507 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
5508 from decls explicitly. Merge operand checking from tuples.
5510 2008-07-02 Martin Jambor <mjambor@suse.cz>
5512 * tree-switch-conversion.c: Included timevar.h which I forgot before.
5514 2008-07-02 Martin Jambor <mjambor@suse.cz>
5516 * tree-switch-conversion.c: Included timevar.h
5517 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
5519 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
5521 2008-07-02 Martin Jambor <mjambor@suse.cz>
5523 * tree-switch-conversion.c: Corrected various comments and
5525 (build_constructors): Fixed minor formatting mistakes.
5527 * invoke.texi (Optimize Options): Corrected the
5528 switch-conversion-max-branch-ratio parameter.
5530 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
5532 * final.c (asm_insn_count): Return zero for an empty asm body.
5534 2008-07-02 Richard Guenther <rguenther@suse.de>
5536 * bitmap.h (bitmap_set_bit): Return bool.
5537 (bitmap_clear_bit): Likewise.
5538 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
5539 write to the bitmap if it would.
5540 (bitmap_clear_bit): Likewise.
5541 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
5542 bitmap_set_bit return value.
5543 (add_pred_graph_edge): Likewise.
5544 (add_graph_edge): Likewise.
5545 (do_sd_constraint): Likewise.
5546 (do_ds_constraint): Likewise.
5548 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
5551 Fix -Wc++-compat and/or -Wcast-qual warnings.
5552 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
5553 gen_regparm_prefix): Likewise.
5554 * vmsdbgout.c (write_modbeg, lookup_filename,
5555 vmsdbgout_source_line, vmsdbgout_init): Likewise.
5557 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
5559 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
5560 defaults.h definition apply.
5562 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5564 * function.c (assign_parm_remove_parallels): New.
5565 (assign_parm_setup_block_p): Do not return true for non-BLKmode
5567 (assign_parm_setup_block): Do not handle them.
5568 (assign_parm_setup_reg, assign_parm_setup_stack): Call
5569 assign_parm_remove_parallels.
5571 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5573 * c-typeck.c (convert_for_assignment): Use
5574 vector_targets_convertible_p.
5575 * c-common.c (vector_targets_convertible_p): New.
5576 * c-common.h (vector_targets_convertible_p): New prototype.
5577 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
5578 opaque_p_V2SI_type_node.
5580 2008-07-01 Steve Ellcey <sje@cup.hp.com>
5582 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
5585 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
5587 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
5588 TFmode constants via two element DImode vector for hosts with
5589 HOST_BITS_PER_WIDE_INT < 64.
5590 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
5591 also for HOST_BITS_PER_WIDE_INT < 64.
5593 2008-07-01 Richard Guenther <rguenther@suse.de>
5595 PR tree-optimization/36666
5596 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
5597 (get_constraint_exp_from_ssa_var): Split into ...
5598 (get_constraint_exp_for_temp): ... this ...
5599 (get_constraint_for_ssa_var): ... and that.
5600 Return constraint expressions for all touched sub-fields
5601 if the results address is not taken.
5602 (process_constraint): Remove assertion that aggregate
5603 assignments do not happen at this place.
5604 (get_constraint_for_component_ref): Add address_p argument.
5605 Return constraint expressions for all touched sub-fields
5606 if the results address is not taken.
5607 (do_deref): Use get_constraint_exp_for_temp.
5608 (get_constraint_for_1): Rename from ...
5609 (get_constraint_for): ... this. Add the old function as wrapper.
5610 (do_structure_copy): Use get_constraint_for_1.
5612 2008-07-01 Martin Jambor <mjambor@suse.cz>
5614 * Makefile.in (tree-switch-conversion.o): Add.
5615 (OBJS-common): Add tree-swtch-conversion.o.
5616 * passes.c (init_optimization_passes): Add pass_convert_switch.
5617 * tree-pass.h: (pass_convert_switch): Add.
5618 * tree-switch-conversion.c: New file.
5619 * gcc.dg/tree-ssa/cswtch.c: New testcase.
5620 * common.opt (ftree-cswtch): New option.
5621 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5622 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5623 * opts.c (decode_options): Set flag_tree_switch_conversion when
5624 optimization level is >= 2.
5625 * doc/invoke.texi (Optimize Options): Added description of
5626 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
5628 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5630 * config/darwin-driver.c (darwin_default_min_version): Fix
5631 -Wc++-compat warnings.
5633 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5635 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5638 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5640 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5642 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5644 PR rtl-optimization/34744
5645 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5646 (df_scan_free_internal): Free data structures not
5647 allocated in storage pools.
5648 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5649 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5650 df_scan_free_mws_vec.
5651 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5654 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5656 * config/i386/i386.c (contains_aligned_value_p): Return true
5658 (ix86_function_arg_boundary): Return its natural boundary
5660 (return_in_memory_32): Don't check TDmode.
5661 (ix86_split_to_parts): Support splitting into 4 parts and
5662 support TFmode for 32bit target.
5663 (ix86_split_long_move): Support splitting into 4 parts.
5664 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5666 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5667 (ix86_init_builtins): Here.
5668 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5669 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5670 'q' and 'w', respectively.
5672 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5674 (movtf_internal): Likewise.
5675 (<code>tf2): Likewise.
5676 (*absnegtf2_sse): Likewise.
5677 (copysign<mode>3): Likewise.
5678 (copysign<mode>3_const): Likewise.
5679 (copysign<mode>3_var): Likewise.
5680 (define_split UNSPEC_COPYSIGN): Likewise.
5681 * config/i386/sse.md (*nandtf3): Likewise.
5682 (<code>tf3): Likewise.
5683 (*<code>tf3): Likewise.
5685 2008-06-30 Joey Ye <joey.ye@intel.com>
5686 H.J. Lu <hongjiu.lu@intel.com>
5688 * global.c (compute_regsets): Set frame_pointer_needed here.
5689 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5691 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5693 * doc/install.texi (specific): Expand Windows build notes.
5695 2008-06-30 Ira Rosen <irar@il.ibm.com>
5697 PR tree-optimization/36648
5698 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5699 number of prolog iterations by step. Fix the comment.
5701 2008-06-30 Richard Guenther <rguenther@suse.de>
5704 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5705 handle calls from ECF_MALLOC functions.
5706 (handle_pure_call): ECF_MALLOC functions do not return
5708 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5710 2008-06-29 Andreas Schwab <schwab@suse.de>
5712 * config/m68k/m68k.c (print_operand): Always print a float
5714 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5715 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5718 * config/rs6000/x-linux64: Remove never used file.
5720 2008-06-29 Richard Guenther <rguenther@suse.de>
5722 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5724 (struct alias_info): Move ...
5725 * tree-ssa-alias.c: ... here.
5726 (update_alias_info): Declare.
5727 (compute_may_aliases): Call it.
5728 (update_alias_info): New function.
5729 * tree-ssa-structalias.c (update_alias_info): Move ...
5730 * tree-ssa-alias.c (update_alias_info_1): ... here.
5731 * tree-ssa-structalias.c (process_constraint_1): Remove
5732 unused from_call argument. Rename to ...
5733 (process_constraint): ... this. Delete old wrapper.
5734 (make_constraint_to): Adjust callers.
5735 (handle_const_call): Likewise.
5736 (handle_pure_call): Likewise.
5737 (init_base_vars): Likewise.
5738 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5739 (find_func_aliases): We don't need structure copies for
5741 (make_constraint_from_anything): Remove.
5742 (create_variable_info_for): For globals make constraints
5743 from escaped, not from anything.
5744 (compute_points_to_sets): Do not call update_alias_info.
5745 (ipa_pta_execute): Use make_constraint_from.
5747 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5749 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5750 (bitmap.o-warn, dominance.o-warn): New.
5751 * configure.ac (cxx_compat_warn): Delete.
5752 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5753 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5755 * configure: Regenerate.
5757 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5760 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5762 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5763 * df-scan.c (df_notes_rescan): Likewise.
5764 * ggc-page.c (set_page_table_entry): Likewise.
5765 * intl.c (gcc_gettext_width): Likewise.
5766 * varasm.c (get_unnamed_section, get_noswitch_section,
5767 get_section): Likewise.
5769 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5771 * regrename.c (build_def_use): Don't copy RTX.
5773 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5775 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5776 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5777 punctuation. Use @ref instead of @xref.
5778 (Function Names): Remove stray @display/@end display.
5779 (C++ Attributes): Use @ref instead of @xref.
5780 (Deprecated Features): Fix punctuation around @xref.
5781 (Backwards Compatibility): Likewise.
5782 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5784 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5786 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5787 constants for E500 double.
5789 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5791 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5792 element type of const_vector.
5794 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5796 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5797 Remove FLAGS_REG clobber from expander pattern.
5798 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5799 (anddi3, andsi3, andhi3, andqi3): Ditto.
5800 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5801 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5802 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5803 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5804 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5805 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5806 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5807 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5809 2008-06-28 Richard Guenther <rguenther@suse.de>
5811 * tree-ssa-structalias.c (callused_id, var_callused,
5812 callused_tree): Add.
5813 (handle_pure_call): New function.
5814 (find_func_aliases): Call it.
5815 (find_what_p_points_to): Handle the call-used set.
5816 (clobber_what_escaped): Likewise.
5817 (compute_call_used_vars): New function.
5818 (init_base_vars): Init the call-used variable.
5819 (do_sd_constraint): Do not propagate the solution from CALLUSED
5820 but use CALLUSED as a placeholder.
5821 (solve_graph): Likewise.
5822 * tree-flow-inline.h (gimple_call_used_vars): New function.
5823 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5824 (compute_call_used_vars): Declare.
5825 * tree-ssa-alias.c (set_initial_properties): Call
5826 compute_call_used_vars.
5827 (reset_alias_info): Clear call-used variables.
5828 (add_call_clobber_ops): Assert we are not called for const/pure
5829 functions. Remove handling of them.
5830 (add_call_read_ops): Handle pure functions by adding the
5831 call-used set of variables as VUSEs.
5832 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5833 (delete_tree_ssa): Free it.
5834 * tree-dfa.c (remove_referenced_var): Clear the var from the
5837 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5839 * tree.c (build_varargs_function_type_list): New.
5840 (build_function_type_list_1): New.
5841 (build_function_type_list): Use build_function_type_list_1.
5842 * tree.h (build_varargs_function_type_list): New.
5844 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5847 * config/spu/spu.c (spu_builtin_splats): Do not generate
5848 invalid CONST_VECTOR expressions.
5849 (spu_expand_vector_init): Likewise.
5851 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5853 * optabs.c (libfunc_decls): New variable.
5854 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5855 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5856 for the same function twice.
5858 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5860 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5861 ix86_expand_binary_operator directly.
5862 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5864 (*ashrti3_1): Ditto.
5865 (*lshrti3_1): Ditto.
5866 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5867 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5868 using only one splitter. Conditionaly execute splitter before or
5869 after peephole2 pass.
5870 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5871 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5872 Use only one alternative in asm template.
5873 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5875 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5876 "J" operand constraint for operand 2.
5877 (*ashldi3_cconly_rex64): Ditto.
5878 (*ashrdi3_cmp_rex64): Ditto.
5879 (*ashrdi3_cconly_rex64): Ditto.
5880 (*lshrdi3_cmp_rex64): Ditto.
5881 (*lshrdi3_cconly_rex64): Ditto.
5882 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5883 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5884 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5887 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5889 * gimplify.c (omp_is_private): Don't return true if decl is not
5890 already private on #pragma omp for or #pragma omp parallel for.
5893 * tree-cfg.c (struct move_stmt_d): Replace block field with
5894 orig_block and new_block fields.
5895 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5896 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5897 (move_block_to_fn): Replace vars_map and new_label_map arguments
5898 with struct move_stmt_d pointer.
5899 (replace_block_vars_by_duplicates): New function.
5900 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5901 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5902 all subblocks of ORIG_BLOCK to the new function. Call
5903 replace_block_vars_by_duplicates.
5904 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5905 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5906 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5907 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5908 (expand_omp): Temporarily set input_location to the location of
5909 region's controlling stmt.
5910 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5911 BIND_EXPR, push ctx->block_vars and gimplification vars into
5912 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5914 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5915 there are any BLOCK_VARS.
5916 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5917 OMP_PARALLEL or OMP_TASK stmt.
5918 (lower_omp): Save and restore input_location around the lower_omp_1
5921 2008-06-27 Richard Guenther <rguenther@suse.de>
5923 PR tree-optimization/36400
5924 PR tree-optimization/36373
5925 PR tree-optimization/36344
5926 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5927 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5928 (update_alias_info): Remove call clobbering code.
5929 (make_constraint_to): New helper function.
5930 (make_escape_constraint): Likewise.
5931 (handle_rhs_call): Use it on all pointer containing arguments.
5932 Also mark the static chain escaped.
5933 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5934 instead of ANYTHING.
5935 (make_constraint_from): New helper split out from ...
5936 (make_constraint_from_anything): ... here.
5937 (find_func_aliases): Add constraints for escape sites.
5938 (intra_create_variable_infos): Make constraints from NONLOCAL
5940 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5942 (clobber_what_p_points_to): Remove.
5943 (clobber_what_escaped): New function.
5944 (init_base_vars): Init NONLOCAL and ESCAPED.
5945 (do_sd_constraint): Do not propagate the solution from ESCAPED
5946 but use ESCAPED as a placeholder.
5947 (solve_graph): Likewise.
5948 * tree-flow.h (clobber_what_p_points_to): Remove.
5949 (clobber_what_escaped): Declare.
5950 * tree-ssa-alias.c (set_initial_properties): Call it.
5951 Remove code clobbering escaped pointers.
5953 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5955 * function.c (allocate_struct_function): Only allocate a unique
5956 funcdef_no if the decl is nonzero.
5958 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5960 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5961 * config/mips/mips.c (mips_split_const_insns): New function.
5962 * config/mips/mips.md (move_type): New attribute.
5963 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5964 (dword_mode): New attribute.
5965 (type): Avoid long line. Map "move_type"s to "type"s,
5966 choosing "multi" for doubleword moves if appropriate.
5967 Swap MTC/MFC comments to match their declaration order.
5968 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5969 "type" is "branch" or "jal" is "direct".
5970 (length): Handle "extended_mips16" first. Make the default
5971 "0" for "ghost" instructions. Set the length from "move_type".
5972 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5973 of "type", with "sll0" for the register alternative. Remove the
5974 "extended_mips16" attribute.
5975 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5976 of "type", with "shift_shift" for the register alternative.
5977 Remove the "length" attribute.
5978 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5979 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5980 of "type", with "andi" for the register alternative.
5981 (*zero_extendqihi2): Likewise.
5982 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5983 of "andi" instead of a "type" of "arith".
5984 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5986 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5987 (mov_<store>r, *mov<mode>_ra): Likewise.
5988 (extendsidi2): Use "move_type" instead of "type", with "move"
5989 for the register alternative.
5990 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5991 of "type", with "signext" for the register alternative.
5992 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5993 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5994 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5995 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5996 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5997 (unnamed branch insn): Likewise.
5998 (*movdi_gp32_fp64): Fold into...
5999 (*movdi_32bit): ...here.
6000 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
6001 (*movdf_hardfloat): ...this new pattern.
6002 (*movdf_softfloat): Remove redundant FPR alternatives.
6003 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
6004 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
6005 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
6006 the "move" attribute.
6007 (*movdi_32bit): Use "move_type" instead of "type" and remove the
6008 "length" attribute. Use "fpload" and "fpstore" instead of "load"
6009 and "store" for COP loads and stores.
6010 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
6011 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
6012 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
6013 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
6014 (*movtf_mips16, *movv2sf): Likewise.
6015 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
6016 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
6017 (mfhc1<mode>): Use "move_type" instead of "move".
6018 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
6019 (loadgp_blockage): Remove the "length" attribute.
6020 (blockage, set_got_version, update_got_version): Likewise.
6021 (call_internal): Remove the "extended_mips16" attribute.
6022 (call_value_internal, call_value_multiple_internal): Likewise.
6023 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
6025 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
6026 the "length" attribute.
6028 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6030 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
6031 -Wcast-qual warnings.
6032 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
6033 handle_pragma_pop_macro): Likewise.
6034 * collect2.c (resolve_lib_name): Likewise.
6035 * config/arc/arc.c (arc_init): Likewise.
6036 * config/arm/arm.c (neon_builtin_compare,
6037 locate_neon_builtin_icode): Likewise.
6038 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
6039 * config/bfin/bfin.c (bfin_init_machine_status,
6040 bfin_optimize_loop): Likewise.
6041 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6042 * config/cris/cris.c (cris_init_expanders): Likewise.
6043 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
6044 * config/darwin.c (machopic_indirection_eq,
6045 machopic_indirection_name, machopic_output_indirection): Likewise.
6046 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
6047 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
6048 frv_optimize_membar): Likewise.
6049 * config/i386/cygwin.h (mingw_scan,
6050 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
6051 * config/i386/cygwin1.c (mingw_scan): Likewise.
6052 * config/i386/i386.c (machopic_output_stub): Likewise.
6053 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
6054 i386_pe_unique_section): Likewise.
6055 * config/ia64/ia64.c (ia64_init_machine_status,
6056 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
6058 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
6059 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
6060 * config/m68k/m68k.c (m68k_handle_option,
6061 m68k_sched_md_init_global): Likewise.
6062 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
6063 mcore_unique_section): Likewise.
6064 * config/mips/mips.c (mips_block_move_straight,
6065 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
6067 * config/mmix/mmix.c (mmix_init_machine_status,
6068 mmix_encode_section_info): Likewise.
6069 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
6070 * config/rs6000/rs6000.c (rs6000_init_machine_status,
6071 print_operand_address, output_toc, redefine_groups,
6072 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
6073 * config/s390/s390.c (s390_init_machine_status): Likewise.
6074 * config/score/score.c (score_block_move_straight,
6075 score_block_move_loop_body): Likewise.
6076 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
6077 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
6078 * emit-rtl.c (find_auto_inc): Likewise.
6079 * gcc.c (translate_options, process_command): Likewise.
6080 * reorg.c (dbr_schedule): Likewise.
6081 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
6082 * xcoffout.c (xcoffout_declare_function): Likewise.
6084 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
6086 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
6087 ipa-pta working again.
6089 2008-06-27 David Edelsohn <edelsohn@gnu.org>
6091 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
6094 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
6096 * config.gcc (powerpc*-*-*): Add new core e500mc.
6097 * config/rs6000/e500mc.md: New file.
6098 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6100 (rs6000_override_options): Add e500mc case to
6101 processor_target_table. Altivec and Spe options not allowed
6102 with e500mc. Add isel instruction to e500mc by
6103 default. Initialize rs6000_cost for e500mc.
6104 (rs6000_issue_rate): Set issue rate for e500mc.
6105 * config/rs6000/rs6000.h (processor_type): Add
6106 PROCESSOR_PPCE500MC.
6107 (ASM_CPU_SPEC): Add e500mc.
6108 Set TARGET_ISEL to rs6000_isel.
6109 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
6110 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
6111 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
6113 * doc/invoke.texi: Add e500mc to list of cpus.
6115 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6118 * c-lex.c (lex_charconst): Initialize unsignedp.
6120 2008-06-27 Olivier Hainque <hainque@adacore.com>
6122 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
6123 documented assumptions.
6125 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
6127 * dwarf2out.c: Remove trailing white spaces. Break long line
6130 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
6132 * libfuncs.h (LTI_synchronize): New libfunc_index.
6133 (synchronize_libfunc): Declare.
6134 * builtins.c (expand_builtin_synchronize): Consider using
6135 synchronize_libfunc before falling back on an asm blockage.
6136 * config/mips/mips.c: Include libfuncs.h
6137 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
6139 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
6141 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
6142 parameter. Copy stack_reg to r11 where appropriate.
6143 (no_global_regs_above): Add gpr parameter.
6144 (rs6000_stack_info): Only add padding for SPE save area if we
6145 are saving SPE GPRs and CR.
6146 (saveres_routine_syms): New variable.
6147 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
6149 (rs6000_savres_routine_sym): New function.
6150 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
6152 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
6153 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
6154 Tweak FPR out-of-line saving.
6155 (rs6000_make_savres_rtx): New function.
6156 (rs6000_use_multiple_p): New function.
6157 (rs6000_savres_strategy): New function.
6158 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
6159 out-of-line if appropriate.
6160 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
6161 if we are optimizing for size.
6162 (GP_SAVE_INLINE): Define.
6163 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
6164 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
6165 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
6166 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
6167 (*save_fpregs_<mode>): Add use of r11.
6168 (*restore_gpregs_<mode>): New insn.
6169 (*return_and_restore_gpregs_<mode>): New insn.
6170 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
6172 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
6173 (*restore_gpregs_spe): New insn.
6174 (*return_and_restore_gpregs_spe): New insn.
6175 * config/rs6000/predicates.md (save_world_operation): Fix check.
6177 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
6179 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
6180 this point, so assert that.
6182 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
6184 * cfganal.c: Include vec.h and vecprim.h.
6185 (compute_idf): Import from...
6186 * tree-into-ssa (compute_idf): ...here.
6187 * basic-block.h (compute_idf): Export.
6189 2008-06-26 Joseph Myers <joseph@codesourcery.com>
6191 * c-decl.c (merge_decls): Use !current_function_decl to check for
6192 extern declaration of C99 inline function being at file scope.
6194 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
6196 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
6198 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6200 * alias.c (record_alias_subset, init_alias_analysis): Fix
6201 -Wc++-compat and/or -Wcast-qual warnings.
6202 * attribs.c (lookup_attribute_spec): Likewise.
6203 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
6204 copy_bb, connect_traces,
6205 find_rarely_executed_basic_blocks_and_cr): Likewise.
6206 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
6207 note_btr_set, migrate_btr_defs): Likewise.
6208 * builtins.c (result_vector, expand_builtin_memcpy,
6209 expand_builtin_mempcpy_args, expand_builtin_strncpy,
6210 builtin_memset_read_str, expand_builtin_printf,
6211 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
6213 * caller-save.c (mark_set_regs): Likewise.
6214 * calls.c (expand_call, emit_library_call_value_1): Likewise.
6215 * cgraph.c (cgraph_edge): Likewise.
6216 * combine.c (likely_spilled_retval_1): Likewise.
6217 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
6218 htab_counts_entry_del, get_coverage_counts): Likewise.
6219 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
6220 new_cselib_val): Likewise.
6221 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
6222 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
6224 * df-core.c (df_compact_blocks): Likewise.
6225 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
6226 * df-scan.c (df_grow_reg_info, df_ref_create,
6227 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
6228 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
6229 df_record_entry_block_defs, df_record_exit_block_uses,
6230 df_bb_verify): Likewise.
6231 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
6232 DF_REF_EXTRACT_MODE_CONST): New.
6233 * dominance.c (get_immediate_dominator, get_dominated_by,
6234 nearest_common_dominator, root_of_dom_tree,
6235 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
6236 -Wc++-compat and/or -Wcast-qual warnings.
6237 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
6238 record_store, replace_read, check_mem_read_rtx, scan_insn,
6239 dse_step1, dse_record_singleton_alias_set): Likewise.
6240 * dwarf2asm.c (dw2_force_const_mem): Likewise.
6242 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6244 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
6245 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
6246 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
6247 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
6248 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
6249 add_ranges_num, add_ranges_by_labels, file_info_cmp,
6250 file_name_acquire, output_file_names, add_const_value_attribute,
6251 premark_used_types_helper, file_table_eq, file_table_hash,
6252 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
6253 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
6254 -Wcast-qual warnings.
6255 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
6256 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
6257 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
6258 gen_reg_rtx, start_sequence, init_emit): Likewise.
6259 * et-forest.c (et_new_occ, et_new_tree): Likewise.
6260 * except.c (init_eh_for_function, gen_eh_region,
6261 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
6262 arh_to_landing_pad, arh_to_label, add_action_record,
6263 add_call_site, switch_to_exception_section): Likewise.
6264 * expmed.c (synth_mult): Likewise.
6265 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
6266 store_expr): Likewise.
6267 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
6269 * function.c (assign_stack_temp_for_type,
6270 allocate_struct_function, match_asm_constraints_1): Likewise.
6271 * gcov-io.c (gcov_allocate): Likewise.
6272 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
6273 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
6274 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
6275 record_one_set, insert_expr_in_table, insert_set_in_table,
6276 dump_hash_table, compute_hash_table_work, alloc_hash_table,
6277 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
6278 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
6279 -Wcast-qual warnings.
6281 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6283 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
6284 -Wcast-qual warnings.
6285 * gcc.c (process_command): Likewise.
6286 * genattrtab.c (oballoc): Use XOBNEW.
6287 (oballocvec): Define.
6288 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
6289 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
6290 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
6291 -Wc++-compat and/or -Wcast-qual warnings.
6292 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
6293 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
6294 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
6295 gen_presence_absence_set, gen_automaton, gen_regexp_el,
6296 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
6297 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
6298 add_excls, process_presence_absence_names,
6299 process_presence_absence_patterns, add_presence_absence,
6300 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
6301 get_free_state, add_arc, get_free_automata_list_el,
6302 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
6303 transform_3, cache_presence, create_ainsns, create_automata,
6304 create_state_ainsn_table, dfa_insn_code_enlarge,
6305 output_trans_func, output_min_issue_delay_func,
6306 output_dead_lock_func, output_reset_func,
6307 output_get_cpu_unit_code_func, output_dfa_start_func,
6308 expand_automata): Likewise.
6309 * genextract.c (gen_insn): Likewise.
6310 * gengtype-lex.l: Likewise.
6311 * gengtype.c (read_input_list, adjust_field_type,
6312 process_gc_options): Likewise.
6313 * genoutput.c (note_constraint): Likewise.
6314 * genpreds.c (mangle, add_constraint): Likewise.
6315 * genrecog.c (process_define_predicate, new_decision,
6316 add_to_sequence): Likewise.
6317 * gensupport.c (record_insn_name): Likewise.
6319 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6321 * config/i386/driver-i386.c (detect_caches_amd,
6322 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
6323 and/or -Wcast-qual warnings.
6324 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
6325 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
6326 gt_pch_save): Likewise.
6327 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
6328 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
6329 * global.c (compute_regsets): Likewise.
6330 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
6331 finish_graph_dump_file): Likewise.
6332 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
6333 unlink_bb_notes): Likewise.
6334 * integrate.c (get_hard_reg_initial_val): Likewise.
6335 * ipa-prop.c (ipa_push_func_to_list): Likewise.
6336 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
6337 * local-alloc.c (update_equiv_regs): Likewise.
6338 * loop-invariant.c (check_invariant_table_size,
6339 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
6341 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
6342 altered_reg_used, mark_altered): Likewise.
6343 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
6344 insert_var_expansion_initialization,
6345 combine_var_copies_in_loop_exit, apply_opt_in_copies,
6346 release_var_copies): Likewise.
6347 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
6348 analyze_matrix_decl, add_allocation_site, analyze_transpose,
6349 analyze_accesses_for_phi_node, check_var_notmodified_p,
6350 check_allocation_function, find_sites_in_func,
6351 record_all_accesses_in_func, transform_access_sites,
6352 transform_allocation_sites): Likewise.
6353 * omp-low.c (new_omp_region, create_omp_child_function_name,
6354 check_omp_nesting_restrictions, check_combined_parallel,
6355 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
6356 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
6357 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6358 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
6360 * opts-common.c (prune_options): Likewise.
6361 * opts.c (add_input_filename, print_filtered_help,
6362 get_option_state): Likewise.
6363 * params.c (add_params): Likewise.
6364 * passes.c (set_pass_for_id, next_pass_1,
6365 do_per_function_toporder, pass_fini_dump_file): Likewise.
6366 * postreload.c (reload_cse_simplify_operands): Likewise.
6367 * predict.c (tree_predicted_by_p, tree_predict_edge,
6368 clear_bb_predictions, combine_predictions_for_bb): Likewise.
6370 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6372 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
6374 * recog.c (check_asm_operands, validate_change_1): Likewise.
6375 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
6376 subst_asm_stack_regs): Likewise.
6377 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
6378 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
6379 * regmove.c (reg_is_remote_constant_p): Likewise.
6380 * regrename.c (regrename_optimize, scan_rtx_reg,
6381 kill_clobbered_value, kill_set_value, kill_autoinc_value):
6383 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
6384 regstat_compute_calls_crossed): Likewise.
6385 * reload1.c (init_reload, new_insn_chain,
6386 has_nonexceptional_receiver, reload, copy_reloads,
6387 calculate_needs_all_insns, init_elim_table): Likewise.
6388 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
6389 * rtl.c (shallow_copy_rtx_stat): Likewise.
6390 * rtlanal.c (parms_set): Likewise.
6391 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
6392 sbitmap_resize, sbitmap_vector_alloc): Likewise.
6393 * sched-ebb.c (earliest_block_with_similiar_load,
6394 add_deps_for_risky_insns): Likewise.
6395 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
6396 schedule_region): Likewise.
6397 * see.c (eq_descriptor_pre_extension,
6398 hash_descriptor_pre_extension, hash_del_pre_extension,
6399 eq_descriptor_properties, hash_descriptor_properties,
6400 hash_del_properties, see_seek_pre_extension_expr,
6401 see_initialize_data_structures, see_print_register_properties,
6402 see_print_pre_extension_expr, see_delete_merged_def_extension,
6403 see_delete_unmerged_def_extension, see_emit_use_extension,
6404 see_pre_delete_extension, see_map_extension, see_commit_changes,
6405 see_analyze_merged_def_local_prop,
6406 see_analyze_merged_def_local_prop,
6407 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
6408 see_set_prop_merged_def, see_set_prop_unmerged_def,
6409 see_set_prop_unmerged_use, see_print_one_extension,
6410 see_merge_one_use_extension, see_merge_one_def_extension,
6411 see_store_reference_and_extension, see_update_uses_relevancy,
6412 see_update_defs_relevancy): Likewise.
6413 * statistics.c (hash_statistics_hash, hash_statistics_eq,
6414 hash_statistics_free, curr_statistics_hash): Likewise.
6415 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
6416 expand_asm_operands, expand_return, case_bit_test_cmp,
6417 expand_case): Likewise.
6418 * stor-layout.c (start_record_layout): Likewise.
6419 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
6420 gt_pch_save_stringpool): Likewise.
6421 * tree-data-ref.c (hash_stmt_vertex_info,
6422 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
6423 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
6425 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
6428 * config/i386/i386.md : Change constraints of HImode and QImode
6429 immediate operands from "i" to "n". Change SImode "ni" constraint to
6430 "i" and SImode "rmi" constraint to "g". Remove all constraints
6431 from const0_operand and const1_operand predicated operands.
6432 (i): Change QImode and HImode attribute from "i" to "n".
6433 (*subqi_2): Change HImode operands to QImode.
6436 2008-06-25 Olivier Hainque <hainque@adacore.com>
6438 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
6441 2008-06-25 Richard Guenther <rguenther@suse.de>
6443 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
6444 not overflow the result type.
6446 2008-06-25 Richard Guenther <rguenther@suse.de>
6448 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
6449 (vn_lookup): Likewise.
6451 2008-06-25 Richard Guenther <rguenther@suse.de>
6453 PR tree-optimization/35518
6454 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
6455 * tree-sra.c (instantiate_element): Use fold_build3 to build
6457 (try_instantiate_multiple_fields): Likewise.
6459 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6461 * config/rs6000/rs6000.md: Change all string instruction's clobber to
6464 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6466 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
6467 use_backchain_to_restore_sp to true
6468 if the offset of the link register save area would go over the 32k - 1
6469 offset limit of the load
6472 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
6474 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
6475 anchor for the type-punning blurb. Cross-reference "Structures
6476 unions enumerations and bit-fields implementation". Provide a
6477 cast-through-pointer example. Make final sentence self-contained.
6478 * doc/implement-c.texi (Structures unions enumerations and
6479 bit-fields implementation): Cross-reference the type-punning blurb
6480 in the -fstrict-aliasing documentation.
6482 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6485 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
6486 the memory instead of the memory itself for the save area.
6488 2008-06-24 Olivier Hainque <hainque@adacore.com>
6489 Nicolas Roche <roche@adacore.com>
6491 * gengtype.c (srcdir_len): size_t instead of int.
6492 (get_file_realbasename): New function. For F a filename, the real
6493 basename of F, with all the path components stripped.
6494 (get_file_srcdir_relative_path): New function. For F a filename, the
6495 relative path to F from $(srcdir).
6496 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
6497 get_file_realbasename. Adjust the head comment.
6498 (get_prefix_langdir_index): New function. For F a filename, return the
6499 lang_dir_names[] relative index of the language directory that is
6501 (get_file_langdir): For F a filename, return the name of the language
6502 directory where F is located.
6503 (get_file_gtfilename): New function. The gt- output file name for an
6505 (get_output_file_with_visibility): Replace in-line computations with
6506 uses of get_file_gtfilename and get_prefix_langdir_index.
6507 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
6509 2008-06-24 Jakub Jelinek <jakub@redhat.com>
6511 PR tree-optimization/36504
6512 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
6513 references without base address.
6515 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6518 * calls.c (expand_call): Increase alignment for recursive functions.
6520 2008-06-23 Anatoly Sokolov <aesok@post.ru>
6522 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
6523 (TARGET_FUNCTION_VALUE): New define.
6524 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
6525 * config/avr/avr.h (FUNCTION_VALUE): Remove.
6527 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6529 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
6530 (fmod<mode>3): Ditto.
6531 (remainderxf3): Ditto.
6532 (remainder<mode>3): Ditto.
6534 2008-06-23 Jakub Jelinek <jakub@redhat.com>
6537 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
6538 REG is a hard register.
6540 PR tree-optimization/36508
6541 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
6542 499, don't check it at all in release compilers.
6544 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6546 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
6547 together with SSE_TARGET_MATH to disable insn pattern.
6548 (*fop_<MODEF:mode>_2_i387): Ditto.
6549 (*fop_<MODEF:mode>_3_i387): Ditto.
6551 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
6553 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
6555 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6558 * gimplify.c (gimplify_asm_expr): Check the return code of
6559 parse_output_constraint call, set function return and is_inout
6562 2008-06-22 Ian Lance Taylor <iant@google.com>
6564 * c-lex.c (narrowest_unsigned_type): Change itk to int.
6565 (narrowest_signed_type): Likewise.
6566 * c-typeck.c (c_common_type): Change local variable mclass to enum
6568 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
6569 tcc_comparison, not the tree code itself.
6570 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
6571 (c_expand_expr): Cast modifier to enum expand_modifier.
6572 * c-common.h (C_RID_CODE): Add casts.
6573 (C_SET_RID_CODE): Define.
6574 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
6575 (c_lex_one_token): Add cast to avoid warning.
6576 (c_parser_objc_type_name): Rename local typename to type_name.
6577 (check_no_duplicate_clause): Change code parameter to enum
6579 (c_parser_omp_var_list_parens): Change kind parameter to enum
6581 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
6582 c_parser_omp_list_var_parens.
6583 (c_parser_omp_threadprivate): Likewise.
6584 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
6585 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
6586 * c-format.c (NO_FMT): Define.
6587 (printf_length_specs): Use NO_FMT.
6588 (asm_fprintf_length_specs): Likewise.
6589 (gcc_diag_length_specs): Likewise.
6590 (scanf_length_specs): Likewise.
6591 (strfmon_length_specs): Likewise.
6592 (gcc_gfc_length_specs): Likewise.
6593 (printf_flag_specs): Change 0 to STD_C89.
6594 (asm_fprintf_flag_specs): Likewise.
6595 (gcc_diag_flag_specs): Likewise.
6596 (gcc_cxxdiag_flag_specs): Likewise.
6597 (scanf_flag_specs): Likewise.
6598 (strftime_flag_specs): Likewise.
6599 (strfmon_flag_specs): Likewise.
6600 (print_char_table): Likewise.
6601 (asm_fprintf_char_table): Likewise.
6602 (gcc_diag_char_table): Likewise.
6603 (gcc_tdiag_char_table): Likewise.
6604 (gcc_cdiag_char_table): Likewise.
6605 (gcc_cxxdiag_char_table): Likewise.
6606 (gcc_gfc_char_table): Likewise.
6607 (scan_char_table): Likewise.
6608 (time_char_table): Likewis.
6609 (monetary_char_table): Likewise.
6610 * c-format.h (BADLEN): Likewise.
6612 2008-06-21 Ian Lance Taylor <iant@google.com>
6614 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
6615 Define END_OF_BASE_TREE_CODES around inclusion.
6616 * tree.c (tree_code_type): New global array.
6617 (tree_code_length, tree_code_name): Likewise.
6618 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
6620 (all-tree.def, s-alltree): New targets.
6621 (gencheck.h, s-gencheck): Remove.
6622 (tree.o): Depend upon all-tree.def.
6623 (build/gencheck.o): Remove gencheck.h dependency.
6624 (mostlyclean): Don't remove gencheck.h.
6625 * c-common.h (enum c_tree_code): Remove.
6626 * c-lang.c (tree_code_type): Remove.
6627 (tree_code_length, tree_code_name): Remove.
6628 * gencheck.c (tree_codes): Include all-tree.def, rather than
6629 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6631 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6633 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6634 (operator_name_info): Size to MAX_TREE_CODES.
6635 (assignment_operator_name_info): Likewise.
6636 * cp/cp-lang.c (tree_code_type): Remove.
6637 (tree_code_length, tree_code_name): Remove.
6638 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6639 (assignment_operator_name_info): Likewise.
6640 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6642 * cp/mangle.c (write_expression): Likewise.
6643 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6644 * fortran/f95-lang.c (tree_code_type): Remove.
6645 (tree_code_length, tree_code_name): Remove.
6646 * java/java-tree.h (enum java_tree_code): Remove.
6647 * java/lang.c (tree_code_type): Remove.
6648 (tree_code_length, tree_code_name): Remove.
6649 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6650 * objc/objc-act.h (enum objc_tree_code): Remove.
6651 * objc/objc-lang.c (tree_code_type): Remove.
6652 (tree_code_length, tree_code_name): Remove.
6653 * objcp/objcp-lang.c (tree_code_type): Remove.
6654 (tree_code_length, tree_code_name): Remove.
6655 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6656 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6657 * ada/misc.c (tree_code_type): Remove.
6658 (tree_code_length, tree_code_name): Remove.
6660 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6662 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6663 the grand_bitmap_obstack.
6665 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6667 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6668 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6669 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6670 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6671 move_stmt_r, new_label_mapper): Likewise.
6672 * tree-complex.c (cvc_lookup): Likewise.
6673 * tree-dfa.c (create_function_ann): Likewise.
6674 * tree-dump.c (dump_register): Likewise.
6675 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6676 find_phi_replacement_condition): Likewise.
6677 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6678 tree_function_versioning): Likewise.
6679 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6680 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6681 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6682 get_nonlocal_debug_decl, convert_nonlocal_reference,
6683 convert_nonlocal_omp_clauses, get_local_debug_decl,
6684 convert_local_reference, convert_local_omp_clauses,
6685 convert_nl_goto_reference, convert_nl_goto_receiver,
6686 convert_tramp_reference, convert_call_expr): Likewise.
6687 * tree-outof-ssa.c (contains_tree_r): Likewise.
6688 * tree-parloops.c (reduction_phi, initialize_reductions,
6689 eliminate_local_variables_1, add_field_for_reduction,
6690 add_field_for_name, create_phi_for_local_result,
6691 create_call_for_reduction_1, create_loads_for_reductions,
6692 create_stores_for_reduction, create_loads_and_stores_for_name):
6694 * tree-phinodes.c (allocate_phi_node): Likewise.
6695 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6696 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6697 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6698 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6699 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6700 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6701 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6702 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6703 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6704 vn_nary_op_insert): Likewise.
6705 * tree-ssa.c (redirect_edge_var_map_add,
6706 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6707 * tree-vectorizer.c (vectorize_loops): Likewise.
6708 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6709 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6710 tree_cons_stat, build1_stat, build_variant_type_copy,
6711 decl_init_priority_lookup, decl_fini_priority_lookup,
6712 decl_priority_info, decl_restrict_base_lookup,
6713 decl_restrict_base_insert, decl_debug_expr_lookup,
6714 decl_debug_expr_insert, decl_value_expr_lookup,
6715 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6716 type_hash_add, get_file_function_name, tree_check_failed,
6717 tree_not_check_failed, tree_range_check_failed,
6718 omp_clause_range_check_failed, build_omp_clause,
6719 build_vl_exp_stat): Likewise.
6720 * value-prof.c (gimple_histogram_value,
6721 gimple_duplicate_stmt_histograms): Likewise.
6722 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6723 unshare_variable, variable_union_info_cmp_pos, variable_union,
6724 dataflow_set_different_1, dataflow_set_different_2,
6725 vt_find_locations, variable_was_changed, set_variable_part,
6726 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6727 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6728 section_entry_hash, object_block_entry_eq,
6729 object_block_entry_hash, create_block_symbol,
6730 initialize_cold_section_name, default_function_rodata_section,
6731 strip_reg_name, set_user_assembler_name, const_desc_eq,
6732 build_constant_desc, output_constant_def, lookup_constant_def,
6733 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6734 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6735 default_internal_label): Likewise.
6736 * varray.c (varray_init, varray_grow): Likewise.
6737 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6739 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6742 operators for "test" insn. Macroize insn using SWI mode macro.
6743 (*jcc_fused_2): Ditto.
6744 (*jcc_fused_3): Macroize insn using SWI mode macro.
6745 (*jcc_fused_4): Ditto.
6747 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6749 * tree-ssa-pre.c: Fix typo in comment.
6750 (init_antic, fini_antic): Add explicit funtions for
6751 initializing and deinitializing ANTIC and AVAIL sets.
6752 (create_expression_by_pieces): Fix typo in comment.
6753 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6754 (execute_pre): Eventually dump details about ANTIC_IN.
6756 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6758 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6759 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6760 add_to_obstack, file_at_path, find_a_file, execute,
6761 add_preprocessor_option, add_assembler_option, add_linker_option,
6762 process_command, insert_wrapper, do_option_spec, do_self_spec,
6763 spec_path, do_spec_1, is_directory, main, used_arg,
6764 getenv_spec_function): Likewise.
6765 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6766 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6769 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6771 * doc/rtl.texi: Updated subreg section.
6773 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6776 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6777 node->needed and node->reachable.
6778 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6779 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6780 (expand_task_call): Don't call expand_task_copyfn.
6781 (expand_task_copyfn): Renamed to...
6782 (finalize_task_copyfn): ... this.
6784 2008-06-19 Jan Hubicka <jh@suse.cz>
6786 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6787 clobbering framepointer.
6789 2008-06-19 Jan Hubicka <jh@suse.cz>
6791 * tree-optimize.c (execute_early_local_optimizations): Set
6792 cgraph_state only at first invocation.
6794 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6796 * system.h (-Wc++-compat): Activate as a warning, no an error.
6798 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6800 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6801 instead of "#" in insn asm template.
6802 (*jcc_fused_2): Ditto.
6804 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6806 * config/i386/i386.h (ix86_tune_indices)
6807 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6808 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6809 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6810 (*jcc_fused_2): Ditto.
6811 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6812 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6813 (print operand): Handle 'E' and 'e' code.
6815 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6817 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6818 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6819 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6821 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6823 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6825 (cgraph_expand_function): Use local copy of decl.
6826 (cgraph_expand_all_functions): Remove redundant initialization of
6828 (cgraph_optimize): Reword internal_error message.
6830 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6832 * arm-protos.h (arm_return_in_memory): Remove public
6833 arm_return_in_memory() prototype.
6834 * arm.c (arm_return_in_memory): Add static prototype, add target
6835 hook macro, change definition and comments.
6836 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6838 2008-06-19 Ben Elliston <bje@au.ibm.com>
6840 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6841 real.c: Remove references to IEEE 754R.
6842 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6843 * doc/libgcc.texi (Decimal float library routines): Likewise.
6845 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6847 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6848 (default_unwind_word_mode): Add prototype.
6849 * targhooks.c (default_unwind_word_mode): New function.
6850 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6851 instead of word_mode.
6852 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6853 (TARGET_INITIALIZER): Use it.
6855 * c-common.c (handle_mode_attribute): Support "unwind_word"
6857 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6859 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6860 word_mode to access SjLj_Function_Context member "data".
6861 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6862 conversion from targetm.eh_return_filter_mode () to
6863 targetm.unwind_word_mode () if they differ.
6865 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6866 (BT_FN_UNWINDWORD_PTR): New function type.
6867 (BT_FN_WORD_PTR): Remove.
6868 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6869 * except.c (expand_builtin_extend_pointer): Convert pointer to
6870 targetm.unwind_word_mode () instead of word_mode.
6872 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6873 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6874 (spu_unwind_word_mode): New function.
6875 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6876 (TARGET_UNWIND_WORD_MODE): Define.
6877 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6879 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6881 * config/spu/spu.c (reg_align): Remove.
6882 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6883 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6884 (spu_split_store): Likewise.
6886 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6888 * gcc/tree-vn.c: Fix typo in comment.
6890 2008-06-18 Jan Hubicka <jh@suse.cz>
6892 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6893 toplevel reorder too.
6895 2008-06-18 Jan Hubicka <jh@suse.cz>
6897 * c-opts.c (c_common_post_options): PCH is not compatible with
6899 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6900 -fno-toplevel-reorder by default now.
6902 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6904 PR documentation/30739
6905 * doc/install.texi (Prerequisites): Document dependency on awk.
6907 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6908 Ian Lance Taylor <iant@google.com>
6910 PR rtl-optimization/35604
6911 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6912 only want to change jump destinations, not eventual label comparisons.
6914 2008-06-16 Jan Hubicka <jh@suse.cz>
6916 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6918 (cgraph_analyze_function): Likewise.
6920 2008-06-16 Jan Hubicka <jh@suse.cz>
6922 * cgraph.h (cgraph_mark_if_needed): New function.
6923 * cgraphunit.c (cgraph_mark_if_needed): New function.
6924 * c-decl.c (duplicate_decl): Use it.
6926 2008-06-16 Jan Hubicka <jh@suse.cz>
6928 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6931 2008-06-16 Jan Hubicka <jh@suse.cz>
6933 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6935 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6936 Kazu Hirata <kazu@codesourcery.com>
6937 Maxim Kuvyrkov <maxim@codesourcery.com
6939 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6940 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6941 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6942 EXTRA_SPEC_FUNCTIONS.
6943 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6944 (DRIVER_SELF_SPECS): Adjust.
6945 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6946 * config/mips/st.h, config/mips/t-st: New.
6947 * config/mips/driver-native.c, config/mips/x-native: New.
6948 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6951 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6953 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6955 (ISA_HAS_FP_CONDMOVE): New macro.
6956 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6957 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6958 (ISA_HAS_NMADD3_NMSUB3): New macro.
6959 * config/mips/mips.c (mips_rtx_costs): Update.
6960 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6961 compiling for ST Loongson 2E/2F.
6962 (madd<mode>): Rename to madd4<mode>. Update.
6963 (madd3<mode>): New pattern.
6964 (msub<mode>): Rename to msub4<mode>. Update.
6965 (msub3<mode>): New pattern.
6966 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6967 (nmadd3<mode>): New pattern.
6968 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6969 (nmadd3<mode>_fastmath): New pattern.
6970 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6971 (nmsub3<mode>): New pattern.
6972 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6973 (nmsub3<mode>_fastmath): New pattern.
6974 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6976 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6978 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6979 (DF_REF_INSN_INFO): New.
6980 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6981 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6982 with a NULL DF_REF_INSN_INFO.
6983 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6985 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6986 DF_INSN_INFO_EQ_USES): New.
6987 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6988 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6989 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6990 * df-core.c: Update comment for above changes.
6991 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6992 DF_INSN_UID_* macros.
6993 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6994 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6995 insn rtx. Update all callers.
6996 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6997 df_ref_create_structure, df_insn_refs_collect): Likewise.
6998 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6999 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
7000 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
7001 macros to access the insn refs.
7002 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
7003 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
7004 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
7005 for accessing the refs.
7006 (try_fwprop_subst): Likewise.
7007 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
7008 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
7009 for accessing the refs.
7010 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
7011 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
7012 to look at the insn refs.
7013 (record_uses): Likewise.
7014 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
7016 (mark_artificial_uses): Don't mark_insn for artificial refs.
7017 (mark_reg_rependencies): Likewise.
7019 * doc/rtl.texi: Remove documentation of ADDRESSOF.
7021 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7023 * configure: Regenerate.
7025 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
7027 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
7028 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7029 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7031 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
7033 * config/avr/avr.c (avr_mcu_t): Add attiny167.
7034 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7035 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7037 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
7039 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
7040 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7041 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7043 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
7045 * tree-ssa-sccvn.c: Fix format of comments.
7047 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
7049 * cgraph.c: Remove unneeded forward declarations of eq_node()
7052 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
7054 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
7056 (see_update_relevancy): Likewise.
7057 * fwprop.c (try_fwprop_subst): Likewise.
7058 * rtlanal.c (noop_move_p): Likewise.
7059 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
7060 notes to non-existing libcall blocks.
7061 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
7063 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
7064 (dead_libcall_p): Remove.
7065 (delete_trivially_dead_insns): Don't use it.
7066 * web.c (union_defs): Remove comment about keeping nops.
7067 * gcse.c (hash_scan_insn): Don't take libcall pointers.
7068 (compute_hash_table_work): Don't track libcall notes.
7069 (do_local_cprop): Don't take libcall pointers. Don't update
7071 (adjust_libcall_notes): Deleted.
7072 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
7073 ever have existed in the first place).
7074 (replace_store_insn): Don't try to remove libcall notes.
7075 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
7076 (resolve_reg_notes): Don't call them.
7077 (resolve_simple_move): Likewise.
7078 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
7079 Don't remove REG_RETVAL notes.
7080 * emit-rtl.c (try_split): Don't update libcall notes.
7081 (emit_copy_of_insn_after): Dito.
7082 * cselib.c (cselib_current_insn_in_libcall): Remove.
7083 (cselib_process_insn): Don't set/clear it.
7084 (new_elt_loc_list): Don't record it.
7085 (cselib_init): Don't initialize it.
7086 * cselib.c (struct elt_loc_list): Remove in_libcall field.
7087 * loop-invariant.c (find_invariant_insn): Don't look for libcall
7089 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
7090 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
7091 (init_deps): Don't initialize it.
7092 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
7093 * combine.c (delete_noop_moves): Don't update libcall notes.
7094 (can_combine_p): Remove now pointless #if 0 block.
7095 (try_combine): Remove another obsolete #if 0 block.
7096 (distribute_notes): Don't distribute libcall notes.
7097 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
7098 * dce.c (libcall_dead_p): Remove.
7099 (delete_unmarked_insns): Don't handle libcall blocks.
7100 (preserve_libcall_for_dce): Remove.
7101 (prescan_insns_for_dce): Don't special-case libcall block insns.
7102 * reload1 (reload): Don't handle libcall notes.
7103 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
7106 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
7108 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
7109 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7110 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7112 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
7114 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
7115 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7116 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7118 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7120 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
7122 2008-06-16 Ira Rosen <irar@il.ibm.com>
7124 PR tree-optimization/36493
7125 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
7126 the arguments list. Use VECTYPE to create vector pointer.
7127 (vectorizable_store): Fail if accesses through a pointer to vectype
7128 do not alias the original memory reference operands.
7129 Call vect_create_data_ref_ptr without the removed argument.
7130 (vectorizable_load): Likewise.
7131 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
7134 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
7137 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
7140 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7142 * config/mips/loongson2ef.md: New file.
7143 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
7144 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
7145 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
7146 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
7147 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
7149 (loongson2ef.md): New include.
7150 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
7151 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
7152 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
7153 (loongson_gt_<mode>, loongson_extract_halfword)
7154 (loongson_insert_halfword_0, loongson_insert_halfword_2)
7155 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
7156 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
7157 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
7158 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
7159 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
7160 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
7161 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
7162 (vec_interleave_low<mode>): Define type attribute.
7163 * config/mips/mips.c (mips_ls2): New static variable.
7164 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
7165 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
7166 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
7167 Implement target scheduling hooks.
7168 (mips_multipass_dfa_lookahead): Update to handle tuning for
7170 (mips_sched_init): Initialize data for Loongson scheduling.
7171 (mips_ls2_variable_issue): New static function.
7172 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
7174 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
7175 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
7176 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
7177 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
7178 Handle ST Loongson 2E/2F cores.
7179 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
7181 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7183 * omp-low.c (extract_omp_for_data): Fix comment typo.
7186 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7188 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
7189 FIXME note about gcc/config.guess.
7190 * doc/options.texi (Option file format): Remove non-ASCII bytes.
7191 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
7192 * doc/cppopts.texi: Likewise.
7193 * doc/extend.texi: Likewise.
7194 * doc/gcc.texi: Likewise.
7195 * doc/gccint.texi: Likewise.
7196 * doc/gcov.texi: Likewise.
7197 * doc/gty.texi: Likewise.
7198 * doc/hostconfig.texi: Likewise.
7199 * doc/install.texi: Likewise.
7200 * doc/invoke.texi: Likewise.
7201 * doc/loop.texi: Likewise.
7202 * doc/makefile.texi: Likewise.
7203 * doc/md.texi: Likewise.
7204 * doc/passes.texi: Likewise.
7205 * doc/tm.texi: Likewise.
7206 * doc/tree-ssa.texi: Likewise.
7207 * doc/trouble.texi: Likewise.
7209 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
7210 Nathan Sidwell <nathan@codesourcery.com>
7211 Maxim Kuvyrkov <maxim@codesourcery.com>
7212 Richard Sandiford <rdsandiford@googlemail.com>
7214 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
7215 * config/mips/mips-protos.h (mips_expand_vector_init): New.
7216 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
7218 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
7219 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
7220 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
7222 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
7223 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
7224 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
7225 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
7226 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
7227 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
7228 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
7229 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
7230 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
7231 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
7232 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
7233 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
7234 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
7235 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
7236 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
7237 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
7238 (mips_builtins): Add Loongson builtins.
7239 (mips_loongson_2ef_bdesc): New.
7240 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
7241 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
7242 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
7243 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
7245 (mips_expand_vector_init): New.
7246 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
7247 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
7249 * config/mips/mips.md: Add unspec numbers for Loongson
7250 builtins. Include loongson.md.
7251 (MOVE64): Include Loongson vector modes.
7252 (SPLITF): Include Loongson vector modes.
7253 (HALFMODE): Handle Loongson vector modes.
7254 * config/mips/loongson.md: New.
7255 * config/mips/loongson.h: New.
7256 * config.gcc: Add loongson.h header for mips*-*-* targets.
7257 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
7259 2008-06-14 Joseph Myers <joseph@codesourcery.com>
7261 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
7262 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
7263 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
7264 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
7265 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
7266 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
7267 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
7268 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
7269 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
7270 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
7271 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
7272 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
7273 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
7274 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
7275 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
7276 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
7277 Remove use_fixproto=yes.
7278 (ia64*-*-hpux*): Remove comment about using fixproto.
7279 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
7281 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7283 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
7285 * configure: Regenerate.
7287 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
7290 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
7291 before evaluating it.
7293 2008-06-13 Jakub Jelinek <jakub@redhat.com>
7296 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
7297 nested inline functions.
7298 (start_decl, start_function): Don't invert DECL_EXTERNAL
7299 for nested inline functions.
7301 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
7303 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
7304 splits that must be made for correctness.
7306 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
7308 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
7309 (AVAIL_NON_MIPS16): Likewise.
7310 (mips_builtin_description): Replace target_flags with a predicate.
7311 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
7312 (dspr2_32): New availability predicates.
7313 (MIPS_BUILTIN): New macro.
7314 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
7315 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
7316 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
7317 Replace the TARGET_FLAGS parameters with AVAIL parameters.
7318 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
7319 (mips_dsp_32only_bdesc): Merge into...
7320 (mips_builtins): ...this new array.
7321 (mips_bdesc_map, mips_bdesc_arrays): Delete.
7322 (mips_init_builtins): Update after above changes.
7323 (mips_expand_builtin_1): Merge into...
7324 (mips_expand_builtin): ...here and update after above changes.
7326 2008-06-12 Paul Brook <paul@codesourcery.com>
7328 * longlong.h (__arm__): Define count_leading_zeros.
7329 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
7330 (clzsi2, clzdi2): New functions.
7331 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
7332 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
7333 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
7334 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
7335 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
7336 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
7337 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
7338 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7339 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
7340 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
7342 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
7344 * config/m68k/m68k.c (m68k_tune_flags): New.
7345 (override_options): Compute m68k_tune_flags.
7346 (MULL_COST, MULW_COST): Update for various variants of CFV2.
7347 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
7349 2008-06-12 Jakub Jelinek <jakub@redhat.com>
7352 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
7354 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
7356 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
7357 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
7359 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
7361 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
7362 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
7364 2008-06-12 Jakub Jelinek <jakub@redhat.com>
7367 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
7370 2008-06-12 Richard Guenther <rguenther@suse.de>
7372 PR tree-optimization/36345
7373 * tree-flow.h (struct ptr_info_def): Align escape_mask,
7374 add memory_tag_needed flag.
7375 (may_alias_p): Declare.
7376 * tree-ssa-alias.c (may_alias_p): Export.
7377 (set_initial_properties): Use memory_tag_needed flag.
7378 (update_reference_counts): Likewise.
7379 (reset_alias_info): Reset memory_tag_needed flag.
7380 (create_name_tags): Check memory_tag_needed flag.
7381 (dump_points_to_info_for): Dump it.
7382 * tree-ssa-structalias.c (struct variable_info): Remove
7383 directly_dereferenced flag.
7384 (new_var_info): Do not initialize it.
7385 (process_constraint_1): Do not set it.
7386 (update_alias_info): Set is_dereferenced flag.
7387 (set_uids_in_ptset): Use may_alias_p.
7388 (set_used_smts): Check memory_tag_needed flag.
7389 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
7390 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
7391 memory_tag_needed flag.
7392 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
7395 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
7397 * config/i386/i386.c (ix86_compute_frame_layout): Disable
7398 red zone for w64 abi.
7399 (ix86_expand_prologue): Likewise.
7400 (ix86_force_to_memory): Likewise.
7401 (ix86_free_from_memory): Likewise.
7403 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
7406 * config/rs6000/rs6000.c (rs6000_override_options): Set
7407 rs6000_isel conditionally to the absence of comand line override.
7408 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7409 Remove duplicate rs6000_isel setting.
7410 * config/rs6000/eabispe.h: Ditto.
7412 2008-06-11 Richard Guenther <rguenther@suse.de>
7414 * alias.c (get_alias_set): Use the element alias-set for arrays.
7415 (record_component_aliases): For arrays and vectors do nothing.
7416 * c-common.c (strict_aliasing_warning): Handle the cases
7417 of alias set zero explicitly.
7418 * Makefile.in (dfp.o-warn): Add -Wno-error.
7420 2008-06-11 Joseph Myers <joseph@codesourcery.com>
7422 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
7424 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
7425 tune_32 tune_64 to supported_defaults. Allow values not
7426 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
7427 x86_64. Do not override cpu_32 or cpu_64 values from target name.
7428 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
7429 with_cpu_64 to generic for 64-bit-supporting configurations, not
7430 with_cpu. Remove FIXMEs.
7431 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
7432 --with-arch-64, --with-tune-32, --with-tune-64): Document.
7433 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
7434 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
7435 arch_32 and arch_64.
7437 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
7438 Olivier Hainque <hainque@adacore.com>
7440 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
7441 Use DECL_SIZE_UNIT to retrieve the size of the field.
7443 2008-06-11 Joseph Myers <joseph@codesourcery.com>
7445 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
7446 with function calls after declarations. Lay out
7447 neon_float_type_node before further use.
7449 2008-06-11 Richard Guenther <rguenther@suse.de>
7451 * tree-flow.h (may_point_to_global_var): Declare.
7452 * tree-ssa-alias.c (may_point_to_global_var): New function.
7453 * tree-ssa-sink.c (is_hidden_global_store): Use it.
7455 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
7457 * configure.ac: Teach that fido supports .debug_line.
7458 * configure: Regenerate.
7460 2008-06-10 Tom Tromey <tromey@redhat.com>
7462 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
7465 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7467 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
7468 (encode_decimal64, decode_decimal64, encode_decimal128,
7469 decode_decimal128): Reverse order of 32-bit parts of value if host
7470 and target endianness differ.
7472 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
7474 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
7475 Avoid division by 0.
7476 (tree_mod_pow2_value_transform): Likewise.
7477 (tree_ic_transform): Likewise.
7478 (tree_stringops_transform): Likewise.
7479 (tree_mod_subtract_transform): Likewise.
7480 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
7481 (copy_edges_for_bb): Likewise.
7482 (initialize_cfun): Likewise.
7484 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7486 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
7487 nonmemory_operand. Add "N" operand constraint.
7489 (*jcc_btdi_mask_rex64): New instruction and split pattern.
7490 (*jcc_btsi_mask): Ditto.
7491 (*jcc_btsi_mask_1): Ditto.
7493 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7495 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
7496 TYPE_CANONICAL for copied element type.
7498 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7501 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
7502 Add m_CORE2 and m_GENERIC.
7503 * config/i386/predicates.md (bt_comparison_operator): New predicate.
7504 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
7506 (*jcc_btdi_rex64): New instruction and split pattern.
7508 (*jcc_btsi_1): Ditto.
7509 (*btsq): Fix Intel asm dialect operand order.
7513 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
7516 * simplify-rtx.c (simplify_subreg): Add check for shift count
7519 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
7521 * doc/md.texi: Synchronize with later constraints.md change.
7522 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
7523 with a C implementation.
7524 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
7526 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
7527 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
7528 when moving to and from MD_REGNUM.
7529 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
7530 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
7531 Handle byte and halfword moves.
7532 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
7534 * config/mips/constraints.md (h): Turn into NO_REGS.
7535 (l, x): Update documentation.
7536 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
7537 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
7538 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
7539 (HILO): New mode iterator.
7541 (any_div): New code iterator.
7542 (u): Extend code attribute to div and udiv.
7543 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
7544 d_operand in the splitters. Remove redundant CONST_INT checks.
7545 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
7546 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
7547 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
7548 accordingly, using normal moves instead of unspecs to move LO into
7549 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
7550 (<u>mulsidi3): Handle expansion in C code.
7551 (<u>mulsidi3_32bit_internal): Rename to...
7552 (<u>mulsidi3_32bit): ...this.
7553 (<u>mulsidi3_32bit_r4000): Fix insn separator.
7554 (*<u>mulsidi3_64bit): Rename to...
7555 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
7556 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
7557 to set LO and HI to the multiplication result. Use a normal move
7558 for MFLO and an unspec for MFHI.
7559 (*<u>mulsidi3_64bit_parts): Replace with...
7560 (<u>mulsidi3_64bit_hilo): ...this new instruction.
7561 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
7562 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
7563 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
7564 instead of HI. Split the instruction into a separate multiplication
7565 and MFHI if !TARGET_FIX_R4000.
7566 (<su>muldi3_highpart): Likewise.
7567 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
7568 and the "=h" clobber.
7569 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
7570 (<u>mulditi3): New expander.
7571 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
7572 (madsi): Remove "=h" clobber.
7573 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
7574 Force the modulus result to be a GPR and split the instruction into
7575 a division followed by an MFHI after reload.
7576 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
7577 (*lea_high64): Use d_operand in the define_peephole2. Likewise
7578 the MIPS16 HIGH define_split.
7579 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
7580 of acc<->gpr moves to "multi".
7581 (*movdi_64bit): Replace the single "x" alternative with
7582 alternatives for moving into and out of "a".
7583 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
7584 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
7585 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
7586 Use d_operand in the splitters. Remove redundant CONST_INT checks.
7587 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
7588 (movti): New expander.
7589 (*movti, *movti_mips16): New insns.
7590 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
7591 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
7592 (mthi<GPR:mode>_<HILO:mode>): Likewise.
7593 * config/mips/predicates.md (fpr_operand): Delete.
7594 (d_operand): New predicate.
7596 2008-06-09 Michael Meissner <michael.meissner@amd.com>
7598 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
7599 failure on some Bourne shells.
7600 (x86_64-*-*): Ditto.
7602 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
7604 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
7606 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
7608 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
7609 (sparc-sun-solaris2*): Likewise.
7611 2008-06-09 Arnaud Charlet <charlet@adacore.com
7613 * doc/install.texi: Update requirements to build the Ada compiler.
7615 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7617 * df-scan.c (struct df_scan_problem_data): Remove the
7618 mw_link_pool alloc pool.
7619 (df_scan_free_internal): Don't free it.
7620 (df_scan_alloc): Don't allocate it.
7621 * df.h (struct df_link): Update comment.
7623 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
7625 * except.h: Correct checks for when SJLJ exceptions must be used.
7627 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7629 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7632 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7634 PR tree-optimization/36218
7635 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7636 configure for the build system.
7637 (BUILD_LDFLAGS): Define.
7638 * configure: Regenerate.
7639 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7641 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7644 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7645 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7646 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7648 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7650 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7652 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7654 * config.gcc (Obsolete configurations): Remove list of
7656 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7657 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7658 targets matched by those patterns.
7659 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7660 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7661 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7662 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7663 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7664 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7665 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7666 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7667 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7668 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7669 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7670 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7671 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7672 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7673 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7674 Make code for Solaris 7 and greater unconditional for Solaris.
7675 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7676 Remove --with-* handling.
7677 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7678 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7679 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7680 LINK_OS_WINDISS_SPEC): Remove.
7681 * config/rs6000/sysv4.opt (mwindiss): Remove.
7682 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7683 * configure: Regenerate.
7684 * doc/cpp.texi: Don't mention BeOS.
7685 * doc/extend.texi (interrupt): Don't mention MS1.
7686 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7687 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7688 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7689 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7690 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7692 * doc/invoke.texi (MT Options): Remove.
7693 (-mwindiss): Remove.
7694 (CRIS Options): Remove cris-axis-aout references.
7695 (HPPA Options): Don't mention hppa1.1-*-pro.
7696 * doc/md.texi: (MorphoTech family): Remove.
7697 * libgcc2.c: Don't handle UWIN.
7698 * config/alpha/t-unicosmk: Remove.
7699 * config/alpha/unicosmk.h: Remove.
7700 * config/arm/kaos-arm.h: Remove.
7701 * config/arm/kaos-strongarm.h: Remove.
7702 * config/arm/strongarm-coff.h: Remove.
7703 * config/arm/strongarm-elf.h: Remove.
7704 * config/arm/strongarm-pe.h: Remove.
7705 * config/arm/t-strongarm-pe: Remove.
7706 * config/arm/t-xscale-coff: Remove.
7707 * config/arm/t-xscale-elf: Remove.
7708 * config/arm/xscale-coff.h: Remove.
7709 * config/arm/xscale-elf.h: Remove.
7710 * config/chorus.h: Remove.
7711 * config/cris/aout.h: Remove.
7712 * config/cris/aout.opt: Remove.
7713 * config/cris/t-aout: Remove.
7714 * config/i386/beos-elf.h: Remove.
7715 * config/i386/kaos-i386.h: Remove.
7716 * config/i386/ptx4-i.h: Remove.
7717 * config/i386/sco5.h: Remove.
7718 * config/i386/sco5.opt: Remove.
7719 * config/i386/sysv4-cpp.h: Remove.
7720 * config/i386/sysv5.h: Remove.
7721 * config/i386/t-beos: Remove.
7722 * config/i386/t-sco5: Remove.
7723 * config/i386/t-uwin: Remove.
7724 * config/i386/uwin.asm: Remove.
7725 * config/i386/uwin.h: Remove.
7726 * config/kaos.h: Remove.
7727 * config/mips/windiss.h: Remove.
7728 * config/mt: Remove directory.
7729 * config/pa/pa-osf.h: Remove.
7730 * config/pa/pa-pro-end.h: Remove.
7731 * config/pa/t-pro: Remove.
7732 * config/ptx4.h: Remove.
7733 * config/rs6000/beos.h: Remove.
7734 * config/rs6000/kaos-ppc.h: Remove.
7735 * config/rs6000/t-beos: Remove.
7736 * config/rs6000/windiss.h: Remove.
7737 * config/sh/kaos-sh.h: Remove.
7738 * config/sol2-6.h: Remove.
7739 * config/sparc/sol26-sld.h: Remove.
7740 * config/sparc/sysv4-only.h: Remove.
7741 * config/vax/bsd.h: Remove.
7742 * config/vax/t-memfuncs: Remove.
7743 * config/vax/ultrix.h: Remove.
7744 * config/vax/vaxv.h: Remove.
7745 * config/windiss.h: Remove.
7747 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7749 PR rtl-optimization/36438
7750 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7751 for vector shifts with constant scalar shift operands.
7753 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7755 * doc/invoke.texi: Document -march=xlr.
7756 * config/mips/xlr.md: New file.
7757 * config/mips/mips.md: Include it.
7759 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7760 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7761 (mips_rtx_cost_data): Likewise.
7763 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7765 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7766 PRE_INC and PRE_DEC cases.
7768 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7770 PR rtl-optimization/36419
7771 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7772 the emitting jump insn.
7775 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7776 is not bool, boolify the whole *expr_p and convert to the desired type.
7778 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7780 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7781 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7782 Add omp_private_outer_ref hook, add another argument to
7783 omp_clause_default_ctor hook.
7784 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7785 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7786 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7787 hook_tree_tree_tree_tree_null.
7788 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7789 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7790 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7791 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7792 * tree.def (OMP_TASK): New tree code.
7793 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7794 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7795 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7796 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7797 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7798 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7799 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7800 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7801 (OMP_DIRECTIVE_P): Add OMP_TASK.
7802 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7803 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7804 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7805 and OMP_CLAUSE_UNTIED entries.
7806 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7808 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7809 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7810 * tree-pretty-print.c (dump_omp_clause): Handle
7811 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7812 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7813 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7814 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7815 warning about unsigned iterators. Change decl/init/cond/incr
7816 arguments to TREE_VECs, check arguments for all collapsed loops.
7817 (c_finish_omp_taskwait): New function.
7818 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7820 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7821 default_function_array_conversion on init. Add par_clauses argument.
7822 If decl is present in parallel's lastprivate clause, change it to
7823 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7824 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7825 collapse count in clauses.
7826 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7827 c_parser_omp_for_loop callers.
7828 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7829 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7830 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7831 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7833 (c_parser_omp_clause_schedule): Handle schedule(auto).
7834 Include correct location in the error message.
7835 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7836 and PRAGMA_OMP_CLAUSE_UNTIED.
7837 (OMP_TASK_CLAUSE_MASK): Define.
7838 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7839 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7840 * tree-nested.c (convert_nonlocal_omp_clauses,
7841 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7842 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7843 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7844 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7846 (conver_nonlocal_reference, convert_local_reference,
7847 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7848 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7849 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7850 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7851 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7852 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7853 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7854 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7855 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7857 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7858 * c-common.h (c_finish_omp_taskwait): New prototype.
7859 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7860 * tree-parloops.c (create_parallel_loop): Create 1 entry
7861 vectors for OMP_FOR_{INIT,COND,INCR}.
7862 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7863 (make_edges): Handle OMP_TASK.
7864 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7865 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7866 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7867 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7868 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7869 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7870 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7871 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7872 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7873 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7874 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7875 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7876 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7877 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7878 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7879 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7880 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7881 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7882 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7883 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7884 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7885 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7886 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7887 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7888 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7889 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7890 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7891 original iterator is present in lastprivate clause or if
7892 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7893 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7894 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7895 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7896 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7897 if it is set, lookup var in outer contexts too. Handle
7898 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7899 to be implicitly determined firstprivate for task regions.
7900 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7901 if it is set, lookup var in outer contexts too. Set
7902 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7903 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7904 OMP_CLAUSE_UNTIED. Take region_type as last argument
7905 instead of in_parallel and in_combined_parallel.
7906 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7908 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7909 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7910 (new_omp_context): Set default_kind to
7911 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7912 (omp_region_type): New enum.
7913 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7914 fields, add region_type.
7915 (new_omp_context): Take region_type as argument instead of is_parallel
7916 and is_combined_parallel.
7917 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7918 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7919 ctx->is_combined_parallel checks.
7920 (gimplify_omp_task): New function.
7921 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7923 * omp-low.c (extract_omp_for_data): Use schedule(static)
7924 for schedule(auto). Handle pointer and unsigned iterators.
7925 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7926 Add loops argument. Extract data for collapsed OMP_FOR loops.
7927 (expand_parallel_call): Assert sched_kind isn't auto,
7928 map runtime schedule to index 3.
7929 (struct omp_for_data_loop): New type.
7930 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7931 Add loop, loops, collapse and iter_type fields.
7932 (workshare_safe_to_combine_p): Disallow combined for if
7933 iter_type is unsigned long long. Don't combine collapse > 1 loops
7934 unless all bounds and steps are constant. Adjust extract_omp_for_data
7936 (expand_omp_for_generic): Handle pointer, unsigned and long long
7937 iterators. Handle collapsed OMP_FOR loops. Adjust
7938 for struct omp_for_data changes. If libgomp function doesn't return
7939 boolean_type_node, add comparison of the return value with 0.
7940 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7941 pointer, unsigned and long long iterators. Adjust for struct
7942 omp_for_data changes.
7943 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7944 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7945 unsigned long long. Allocate loops array, pass it to
7946 extract_omp_for_data. For collapse > 1 loops use always
7947 expand_omp_for_generic.
7948 (omp_context): Add sfield_map and srecord_type fields.
7949 (is_task_ctx, lookup_sfield): New functions.
7950 (use_pointer_for_field): Use is_task_ctx helper. Change first
7951 argument's type from const_tree to tree. Clarify comment.
7952 In OMP_TASK disallow copy-in/out sharing.
7953 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7954 (install_var_field): Add mask argument. Populate both record_type
7955 and srecord_type if needed.
7956 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7958 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7959 and DECL_FIELD_OFFSET.
7960 (scan_sharing_clauses): Adjust install_var_field callers. For
7961 firstprivate clauses on explicit tasks allocate the var by value in
7962 record_type unconditionally, rather than by reference.
7963 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7964 Use is_taskreg_ctx instead of is_parallel_ctx.
7965 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7966 (create_omp_child_function_name): Add task_copy argument, use
7967 *_omp_cpyfn* names if it is true.
7968 (create_omp_child_function): Add task_copy argument, if true create
7969 *_omp_cpyfn* helper function.
7970 (scan_omp_parallel): Adjust create_omp_child_function callers.
7971 Rename parallel_nesting_level to taskreg_nesting_level.
7972 (scan_omp_task): New function.
7973 (lower_rec_input_clauses): Don't run constructors for firstprivate
7974 explicit task vars which are initialized by *_omp_cpyfn*.
7975 Pass outer var ref to omp_clause_default_ctor hook if
7976 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7977 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7978 OMP_CLAUSE_REDUCTION_INIT.
7979 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7980 avoid duplicate setting of fields. Handle
7981 OMP_CLAUSE_PRIVATE_OUTER_REF.
7982 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7983 copy-out if TREE_READONLY, only copy-in.
7984 (expand_task_copyfn): New function.
7985 (expand_task_call): New function.
7986 (struct omp_taskcopy_context): New type.
7987 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7989 (lower_omp_parallel): Rename to...
7990 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7991 Call create_task_copyfn if srecord_type is needed. Adjust
7993 (task_shared_vars): New variable.
7994 (check_omp_nesting_restrictions): Warn if work-sharing,
7995 barrier, master or ordered region is closely nested inside OMP_TASK.
7996 Add warnings for barrier if closely nested inside of work-sharing,
7997 ordered, or master region.
7998 (scan_omp_1): Call check_omp_nesting_restrictions even for
7999 GOMP_barrier calls. Rename parallel_nesting_level to
8000 taskreg_nesting_level. Handle OMP_TASK.
8001 (lower_lastprivate_clauses): Even if some lastprivate is found on a
8002 work-sharing construct, continue looking for them on parent parallel
8004 (lower_omp_for_lastprivate): Add lastprivate clauses
8005 to the beginning of dlist rather than end. Adjust for struct
8006 omp_for_data changes.
8007 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
8008 not after it. Handle collapsed OMP_FOR loops, adjust for
8009 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
8010 (get_ws_args_for): Adjust extract_omp_for_data caller.
8011 (scan_omp_for): Handle collapsed OMP_FOR
8012 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8013 (lower_omp_single_simple): If libgomp function doesn't return
8014 boolean_type_node, add comparison of the return value with 0.
8015 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
8016 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
8017 (parallel_nesting_level): Rename to...
8018 (taskreg_nesting_level): ... this.
8019 (is_taskreg_ctx): New function.
8020 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
8022 (execute_lower_omp): Rename parallel_nesting_level to
8023 taskreg_nesting_level.
8024 (expand_omp_parallel): Rename to...
8025 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
8026 Call omp_task_call for OMP_TASK regions.
8027 (expand_omp): Adjust caller, handle OMP_TASK.
8028 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
8030 * bitmap.c (bitmap_default_obstack_depth): New variable.
8031 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
8032 if argument is NULL and bitmap_default_obstack is already initialized.
8033 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
8035 * matrix-reorg.c (matrix_reorg): Likewise.
8037 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8039 * config/i386/i386.md (*indirect_jump): Macroize using P
8040 mode iterator. Remove !TARGET_64BIT from insn constraints.
8041 (*tablejump_1): Ditto.
8042 (*indirect_jump_rex64): Remove insn pattern.
8043 (*tablejump_1_rex64): Ditto.
8044 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
8045 and eh_return_si insn patterns.
8047 2008-06-06 Richard Guenther <rguenther@suse.de>
8049 * tree-ssa-structalias.c (merge_smts_into): Remove.
8050 (find_what_p_points_to): Do not bother to compute the
8051 points-to set for pt_anything pointers.
8052 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
8053 for pt_anything pointers is ok.
8055 2008-06-06 Jan Hubicka <jh@suse.cz>
8057 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
8059 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8061 * cgraph.c: Fix typos in comments.
8062 (cgraph_availability_names): Fix string typo.
8063 * fold-const.c: Fix typos in comments.
8064 (fold_binary): Fix typo in warning.
8065 * genautomata.c: Fix typos in comments.
8066 (check_presence_pattern_sets): Fix typo in local variable.
8067 (output_description): Fix typo in output.
8068 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
8069 * hwint.h: Likewise.
8070 * matrix-reorg.c (check_allocation_function): Likewise.
8071 * omega.c (smooth_weird_equations): Likewise.
8072 * auto-inc-dec.c: Fix typos in comments.
8073 * bb-reorder.c: Likewise.
8074 * builtins.c: Likewise.
8075 * c-common.c: Likewise.
8076 * c-cppbuiltin.c: Likewise.
8077 * c-parser.c: Likewise.
8078 * c-pretty-print.c: Likewise.
8079 * cfgcleanup.c: Likewise.
8080 * cfgexpand.c: Likewise.
8081 * cfghooks.c: Likewise.
8082 * cfglayout.c: Likewise.
8083 * cfgloopmanip.c: Likewise.
8084 * cgraphunit.c: Likewise.
8085 * coverage.c: Likewise.
8086 * dbxout.c: Likewise.
8087 * df-byte-scan.c: Likewise.
8088 * df-core.c: Likewise.
8089 * df-problems.c: Likewise.
8090 * df-scan.c: Likewise.
8092 * dominance.c: Likewise.
8093 * domwalk.c: Likewise.
8095 * dwarf2out.c: Likewise.
8096 * emit-rtl.c: Likewise.
8097 * et-forest.c: Likewise.
8098 * function.c: Likewise.
8099 * function.h: Likewise.
8101 * gcov-io.c: Likewise.
8104 * genattrtab.c: Likewise.
8105 * ggc-page.c: Likewise.
8106 * gimplify.c: Likewise.
8107 * gthr-lynx.h: Likewise.
8108 * haifa-sched.c: Likewise.
8109 * ipa-cp.c: Likewise.
8110 * ipa-inline.c: Likewise.
8111 * ipa-prop.h: Likewise.
8112 * ipa-pure-const.c: Likewise.
8113 * ipa-struct-reorg.c: Likewise.
8114 * ipa-struct-reorg.h: Likewise.
8115 * ipa-type-escape.c: Likewise.
8117 * loop-doloop.c: Likewise.
8118 * mips-tfile.c: Likewise.
8119 * mkmap-flat.awk: Likewise.
8120 * mkmap-symver.awk: Likewise.
8121 * modulo-sched.c: Likewise.
8122 * omp-low.c: Likewise.
8123 * optabs.c: Likewise.
8124 * optabs.h: Likewise.
8126 * passes.c: Likewise.
8127 * postreload-gcse.c: Likewise.
8128 * postreload.c: Likewise.
8129 * predict.c: Likewise.
8130 * pretty-print.h: Likewise.
8131 * profile.c: Likewise.
8132 * protoize.c: Likewise.
8133 * ra-conflict.c: Likewise.
8135 * recog.c: Likewise.
8136 * regclass.c: Likewise.
8138 * reload.c: Likewise.
8139 * rtl-error.c: Likewise.
8140 * rtlanal.c: Likewise.
8142 * sched-rgn.c: Likewise.
8145 * target.h: Likewise.
8146 * tree-dfa.c: Likewise.
8147 * tree-eh.c: Likewise.
8148 * tree-flow-inline.h: Likewise.
8149 * tree-inline.c: Likewise.
8150 * tree-into-ssa.c: Likewise.
8151 * tree-loop-distribution.c: Likewise.
8152 * tree-nested.c: Likewise.
8153 * tree-parloops.c: Likewise.
8154 * tree-pass.h: Likewise.
8155 * tree-pretty-print.c: Likewise.
8156 * tree-profile.c: Likewise.
8157 * tree-scalar-evolution.c: Likewise.
8158 * tree-sra.c: Likewise.
8159 * tree-ssa-alias-warnings.c: Likewise.
8160 * tree-ssa-ccp.c: Likewise.
8161 * tree-ssa-coalesce.c: Likewise.
8162 * tree-ssa-dom.c: Likewise.
8163 * tree-ssa-dse.c: Likewise.
8164 * tree-ssa-forwprop.c: Likewise.
8165 * tree-ssa-live.c: Likewise.
8166 * tree-ssa-live.h: Likewise.
8167 * tree-ssa-loop-im.c: Likewise.
8168 * tree-ssa-loop-ivopts.c: Likewise.
8169 * tree-ssa-loop-niter.c: Likewise.
8170 * tree-ssa-loop-prefetch.c: Likewise.
8171 * tree-ssa-phiopt.c: Likewise.
8172 * tree-ssa-phiprop.c: Likewise.
8173 * tree-ssa-sccvn.c: Likewise.
8174 * tree-ssa-ter.c: Likewise.
8175 * tree-ssa-threadupdate.c: Likewise.
8176 * tree-ssa.c: Likewise.
8177 * tree-vect-analyze.c: Likewise.
8178 * tree-vect-transform.c: Likewise.
8179 * tree-vectorizer.c: Likewise.
8180 * tree-vn.c: Likewise.
8181 * tree-vrp.c: Likewise.
8183 * tree.def: Likewise.
8185 * unwind-dw2-fde.c: Likewise.
8186 * unwind.inc: Likewise.
8187 * value-prof.c: Likewise.
8188 * vmsdbgout.c: Likewise.
8190 2008-06-05 David Edelsohn <edelsohn@gnu.org>
8192 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
8193 always place FP constants in the TOC for TARGET_POWERPC64.
8194 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
8196 2008-06-05 Joseph Myers <joseph@codesourcery.com>
8198 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
8199 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
8200 enable for TARGET_E500_DOUBLE.
8201 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
8202 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
8203 floating-point modes like integer modes for E500 double.
8204 (rs6000_legitimate_offset_address_p): Likewise.
8205 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
8206 addressing for DDmode for E500 double.
8207 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
8208 modes as using 64-bits of registers for E500 double.
8209 (spe_build_register_parallel): Do not handle DDmode or TDmode.
8210 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
8211 specially for E500 double.
8212 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
8213 TDmode for E500 double.
8214 (rs6000_gimplify_va_arg): Only handle SDmode in registers
8215 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
8216 (rs6000_split_multireg_move): Do not handle TDmode specially for
8218 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
8219 using 64-bit registers for E500 double.
8220 (emit_frame_save): Do not handle DDmode specially for E500 double.
8221 (gen_frame_mem_offset): Likewise.
8222 (rs6000_function_value): Do not call spe_build_register_parallel
8223 for DDmode or TDmode.
8224 (rs6000_libcall_value): Likewise.
8225 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
8226 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
8229 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
8231 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
8234 2008-06-04 Junjie Gu <jgu@tensilica.com>
8236 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
8237 comparison for frame pointers.
8239 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
8242 * config/avr/avr.h (PUSH_ROUNDING): Remove.
8244 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
8247 * builtins.c (expand_builtin_signbit): Don't take lowpart when
8248 register is already smaller or equal to required mode.
8250 2008-06-04 Xinliang David Li <davidxl@google.com>
8252 * tree-call-cdce.c: New file.
8253 (cond_dead_built_in_calls): New static variable.
8254 (input_domain): New struct.
8255 (check_pow): New function.
8256 (check_builtin_call): Ditto.
8257 (check_target_format): Ditto.
8258 (is_call_dce_candidate): Ditto.
8259 (gen_one_condition): Ditto.
8260 (gen_conditions_for_domain): Ditto.
8261 (get_domain): Ditto.
8262 (gen_conditions_for_pow_cst_base): Ditto.
8263 (gen_conditions_for_pow_int_base): Ditto.
8264 (gen_conditions_for_pow): Ditto.
8265 (get_no_error_domain): Ditto.
8266 (gen_shrink_wrap_conditions): Ditto.
8267 (shrink_wrap_one_built_in_call): Ditto.
8268 (shink_wrap_conditional_dead_built_in_calls): Ditto.
8269 (tree_call_cdce): Ditto.
8270 (gate_call_cdce): Ditto.
8271 (pass_call_cdce): New gimple pass.
8272 * passes.c: (init_optimization_passes): New pass.
8273 * tree-pass.h: New pass declaration.
8274 * opts.c (decode_options): New flag setting.
8275 * common.opt: Add -ftree-builtin-call-dce flag.
8276 * Makefile.in: Add new source file.
8277 * tempvar.def: New tv_id.
8278 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
8280 2008-06-04 Richard Guenther <rguenther@suse.de>
8282 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
8283 (is_call_clobbered): Always check var_ann->call_clobbered.
8284 (mark_call_clobbered): Always set var_ann->call_clobbered.
8285 (clear_call_clobbered): Always clear var_ann->call_clobbered.
8286 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
8287 (reset_alias_info): Clear call clobbering info on MTAGs and
8289 (set_pt_anything): Set pt_global_mem.
8290 (create_tag_raw): Adjust comment.
8291 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
8293 2008-06-04 Joseph Myers <joseph@codesourcery.com>
8294 Maxim Kuvyrkov <maxim@codesourcery.com>
8296 * config/m68k/m68k.opt (mxgot): New option.
8297 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
8298 (m68k_output_addr_const_extra): New.
8299 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
8300 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
8301 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
8302 * doc/invoke.texi (M680x0 Options): Document -mxgot.
8304 2008-06-04 Richard Guenther <rguenther@suse.de>
8306 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
8307 negative or non-representable offsets.
8309 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
8311 * config/i386/i386.c (ix86_gen_leave): New.
8312 (ix86_gen_pop1): Likewise.
8313 (ix86_gen_add3): Likewise.
8314 (ix86_gen_sub3): Likewise.
8315 (ix86_gen_sub3_carry): Likewise.
8316 (ix86_gen_one_cmpl2): Likewise.
8317 (ix86_gen_monitor): Likewise.
8318 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
8319 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
8320 ix86_gen_one_cmpl2 and ix86_gen_monitor.
8321 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
8322 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
8323 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
8324 (ix86_expand_epilogue): Updated.
8325 (print_operand): Handle integer register operand for 'z'.
8326 (ix86_expand_strlensi_unroll_1): Likewise.
8327 (ix86_expand_strlen): Likewise.
8328 (ix86_expand_builtin): Likewise.
8329 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
8330 mov{q}/mov{l} and add{q}/add{l}.
8332 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8334 * config/i386/i386.md (P): New mode iterator.
8335 (SFmode push_operand splitter): Macroize DImode and SImode pushes
8336 using P mode iterator.
8337 (DFmode push_operand splitter): Ditto.
8338 (XFmode push_operand splitter): Ditto.
8339 (DFmode float_extend SFmode push_operand splitter): Ditto.
8340 (XFmode float_extend SFmode push_operand splitter): Do not generate
8341 SImode pushes for 64bit target. Macroize Dimode and SImode
8342 pushes using P mode iterator.
8343 (XFmode float_extend DFmode push_operand splitter): Ditto.
8345 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8347 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
8348 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
8349 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
8351 (ix86_call_abi_override): Remove check for call_used_regs.
8353 2008-06-03 Richard Guenther <rguenther@suse.de>
8355 * tree-ssa-structalias.c (find_func_aliases): Add constraints
8356 for the lhs of calls if the return type contains pointers.
8358 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8360 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
8361 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
8362 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
8363 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
8364 of cfun and DEFAULT_ABI to deceide abi mode.
8366 (REG_PARM_STACK_SPACE): Removed.
8367 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
8368 (STACK_BOUNDARY): Use default target to deceide stack boundary.
8369 * config/i386/i386-protos.h (ix86_cfun_abi): New.
8370 (ix86_function_abi): Likewise.
8371 (ix86_function_type_abi): Likewise.
8372 (ix86_call_abi_override): Likewise.
8373 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
8374 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
8375 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
8376 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
8378 (X86_64_REGPARM_MAX): New.
8379 (X86_64_SSE_REGPARM_MAX): New.
8380 (X64_REGPARM_MAX): New.
8381 (X64_SSE_REGPARM_MAX): New.
8382 (X86_32_REGPARM_MAX): New.
8383 (X86_32_SSE_REGPARM_MAX): New.
8384 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
8385 (ix86_function_regparm): Handle user calling abi.
8386 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
8387 by DEFAULT_ABI versus SYSV_ABI check.
8388 (ix86_reg_parm_stack_space): New.
8389 (ix86_function_type_abi): New.
8390 (ix86_call_abi_override): New.
8391 (ix86_function_abi): New.
8392 (ix86_cfun_abi): New.
8393 (init_cumulative_args): Call abi specific initialization.
8394 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
8395 (function_arg_64): Extend SSE_REGPARM_MAX check.
8396 (function_arg (): Remove TARGET_64BIT_MS_ABI.
8397 (ix86_pass_by_reference): Likewise.
8398 (ix86_function_value_regno_p): Likewise.
8399 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
8400 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
8401 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
8402 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
8403 (setup_incoming_varargs_64): Adjust regparm for call abi.
8404 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
8405 (ix86_va_start): Likewise.
8406 (ix86_gimplify_va_arg): Likewise.
8407 (ix86_expand_prologue): Likewise.
8408 (output_pic_addr_const): Likewise.
8409 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
8410 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
8411 (x86_output_mi_thunk): Likewise.
8412 (x86_function_profiler): Likewise.
8413 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
8414 (SYSV_ABI, MS_ABI): New constants.
8416 (init_regs): Add prototype of function in regclass.c file.
8417 (OVERRIDE_ABI_FORMAT): New.
8418 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
8419 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
8420 (OUTGOING_REG_PARM_STACK_SPACE): New.
8421 (ix86_reg_parm_stack_space): New prototype.
8422 (CUMULATIVE_ARGS): Add call_abi member.
8423 (machine_function): Add call_abi member.
8424 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
8425 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
8427 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
8430 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
8431 (avr_builtin_setjmp_frame_value): New function.
8432 * config/avr/avr.md (nonlocal_goto_receiver): Define.
8433 (nonlocal_goto): Define.
8435 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
8437 * config/mips/mips.c (mips_emit_loadgp): Return early if
8438 there is nothing do to, otherwise emit a blockage if
8439 !TARGET_EXPLICIT_RELOCS || crtl->profile.
8440 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
8442 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8444 * configure.ac: Drop unneeded backslash ending up in config.in.
8445 * acinclude.m4: Likewise.
8446 * config.in: Regenerate.
8448 2008-05-26 Jan Hubicka <jh@suse.cz>
8450 * predict.c (maybe_hot_frequency_p): Break out of...
8451 (maybe_hot_bb_p): ... here.
8452 (maybe_hot_edge_p): New.
8453 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
8454 * basic-block.h (maybe_hot_edge_p): Declare.
8456 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8458 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
8459 (*cmpfp_<mode>_cc): Ditto.
8460 (*fp_jcc_8<mode>_387): Ditto.
8461 (*fop_<MODEF:mode>_2_i387): Ditto.
8462 (*fop_<MODEF:mode>_3_i387): Ditto.
8463 (*fop_xf_2_i387): Ditto.
8464 (*fop_xf_3_i387): Ditto.
8466 2008-06-02 Tomas Bily <tbily@suse.cz>
8468 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
8470 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8472 * config/mips/mips.c (mips_valid_offset_p): New function.
8473 (mips_valid_lo_sum_p): Likewise.
8474 (mips_classify_address): Use them.
8475 (mips_force_address): New function.
8476 (mips_legitimize_address): Use it.
8477 * config/mips/mips.md (MOVE128): New mode iterator.
8478 (movtf): Require TARGET_64BIT. Remove empty strings.
8479 (*movtf_internal): Rename to...
8480 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
8481 of "R" and use {,fp}{load,store} attributes instead of "multi".
8482 Use a separate define_split.
8483 (*movtf_mips16): New pattern.
8485 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8487 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
8488 * config/mips/mips.c (mips_expand_before_return): New function.
8489 (mips_expand_epilogue): Call it.
8490 * config/mips/mips.md (return): Turn into a define_expand.
8491 (*return): New insn.
8493 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8495 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
8496 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
8497 functions. Do not emit uses and clobbers of CONCATs; individually
8498 use and clobber their operands.
8499 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
8500 gen_clobber, emit_use and gen_use.
8501 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
8502 (expand_builtin_return): Likewise.
8503 * cfgbuild.c (count_basic_blocks): Likewise.
8504 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
8505 * explow.c (emit_stack_restore): Likewise.
8506 * expmed.c (extract_bit_field_1): Likewise.
8507 * expr.c (convert_move, emit_move_complex_parts): Likewise.
8508 (emit_move_multi_word, store_constructor): Likewise.
8509 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
8510 (thread_prologue_and_epilogue_insns): Likewise.
8511 * lower-subreg.c (resolve_simple_move): Likewise.
8512 * optabs.c (widen_operand, expand_binop): Likewise.
8513 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
8514 * reload.c (find_reloads): Likewise.
8515 * reload1.c (eliminate_regs_in_insn): Likewise.
8516 * stmt.c (expand_nl_goto_receiver): Likewise.
8517 * config/alpha/alpha.md (builtin_longjmp): Likewise.
8518 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
8519 * config/arm/arm.c (arm_load_pic_register): Likewise.
8520 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
8521 * config/arm/arm.md (untyped_return): Likewise.
8522 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
8523 * config/avr/avr.c (expand_prologue): Likewise.
8524 * config/bfin/bfin.c (do_unlink): Likewise.
8525 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
8526 * config/cris/cris.c (cris_expand_prologue): Likewise.
8527 * config/darwin.c (machopic_indirect_data_reference): Likewise.
8528 (machopic_legitimize_pic_address): Likewise.
8529 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
8530 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
8531 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
8532 (ix86_expand_convert_uns_didf_sse): Likewise.
8533 (ix86_expand_vector_init_general): Likewise.
8534 * config/ia64/ia64.md (eh_epilogue): Likewise.
8535 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
8536 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
8537 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
8538 (config/iq2000/iq2000.c): Likewise.
8539 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8540 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
8541 (builtin_longjmp): Likewise.
8542 * config/mn10300/mn10300.md (call, call_value): Likewise.
8543 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
8544 * config/pdp11/pdp11.md (abshi2): Likewise.
8545 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8546 * config/s390/s390.c (s390_emit_prologue): Likewise.
8547 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
8548 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
8549 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
8550 * config/sh/sh.c (prepare_move_operands): Likewise.
8551 (output_stack_adjust, sh_expand_epilogue): Likewise.
8552 (sh_set_return_address, sh_expand_t_scc): Likewise.
8553 * config/sparc/sparc.c (load_pic_register): Likewise.
8554 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
8555 * config/spu/spu.c (spu_expand_epilogue): Likewise.
8556 * config/v850/v850.c (expand_epilogue): Likewise.
8558 2008-05-31 Anatoly Sokolov <aesok@post.ru>
8560 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
8561 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
8562 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
8563 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
8564 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
8565 stack pointer register.
8566 (output_movhi): Remove code for interrupt specific writing to the
8567 stack pointer register.
8569 2008-05-31 Richard Guenther <rguenther@suse.de>
8571 PR tree-optimization/34244
8572 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
8573 (tree_expr_nonzero_warnv_p): Likewise.
8574 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8575 ssa_name_nonnegative_p.
8576 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
8577 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
8578 not tree_expr_nonzero_warnv_p.
8580 PR tree-optimization/36262
8582 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
8584 PR tree-optimization/34244
8585 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
8586 (record_numbers_of_iterations): New function.
8587 (execute_vrp): Cache the numbers of iterations of loops.
8588 * tree-scalar-evolution.c (scev_reset_except_niters):
8590 (scev_reset): Use scev_reset_except_niters.
8591 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
8593 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
8595 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8596 __WORKAROUND_RETS when appropriate.
8598 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8600 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
8601 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
8603 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
8604 *fop_df_comm_sse insn patterns using MODEF mode iterator.
8605 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
8606 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
8607 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
8608 *fop_df_1_mixed insn patterns using MODEF mode iterator.
8609 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
8610 *fop_df_1_sse insn patterns using MODEF mode iterator.
8611 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
8612 *fop_df_1_i387 insn patterns using MODEF mode iterator.
8613 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
8614 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
8615 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
8616 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
8617 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
8618 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
8619 (*fop_xf_4_i387): Use <MODE> for mode attribute.
8620 (*fop_xf_5_i387): Ditto.
8621 (*fop_xf_6_i387): Ditto.
8623 2008-05-30 Richard Guenther <rguenther@suse.de>
8625 * builtins.c (build_string_literal): Avoid generating
8626 a non-gimple_val result.
8628 2008-05-30 DJ Delorie <dj@redhat.com>
8630 * exec-tool.in: Use an environment variable (private) instead of a
8631 file (shared) as a semaphore, so as to not break parallel builds.
8633 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8635 * optabs.c (maybe_encapsulate_block): Remove.
8636 (emit_libcall_block): Adjust accordingly.
8637 * optabs.h (maybe_encapsulate_block): Remove prototype.
8639 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8640 Don't use maybe_encapsulate_block.
8642 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8644 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8645 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8646 rtx is a SYMBOL_REF before calling get_pool_constant.
8648 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8650 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8652 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8654 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8655 rather than OS names to choose INO_T_EQ definition.
8656 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8657 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8659 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8662 * config/darwin-f.c: New.
8663 * config/t-darwin: Added rule to build darwin-f.o.
8664 * config.gcc: Defined new variable, fortran_target_objs.
8665 (*-*-darwin*): Set fortran_target_objs.
8666 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8667 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8668 * configure: Regenerated.
8670 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8673 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8674 canonical type if needed.
8676 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8678 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8680 2008-05-29 Richard Guenther <rguenther@suse.de>
8682 PR tree-optimization/36343
8683 PR tree-optimization/36346
8684 PR tree-optimization/36347
8685 * tree-flow.h (clobber_what_p_points_to): Declare.
8686 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8687 pointed-to variable is dereferenced is irrelevant to whether
8688 the pointer can access the pointed-to variable.
8689 (clobber_what_p_points_to): New function.
8690 * tree-ssa-alias.c (set_initial_properties): Use it.
8691 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8692 call clobber check for NMTs.
8694 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8696 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8697 for printing gcov_type.
8699 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8701 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8702 and the eh region information.
8703 * value-prof.c (gimple_move_stmt_histograms): New function.
8704 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8706 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8708 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8710 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8712 * value-prof.c (tree_ic_transform): Print counts.
8713 * tree-profile.c (tree_gen_ic_func_profiler):
8714 Clear __gcov_indreict_call_callee variable to avoid misattribution
8717 2008-05-28 Rafael Espindola <espindola@google.com>
8719 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8722 2008-05-28 Richard Guenther <rguenther@suse.de>
8724 PR tree-optimization/36339
8725 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8726 and clobbering code out of the loop.
8728 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8730 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8733 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8734 s390_contiguous_bitmask_p, s390_symref_operand_p,
8735 s390_check_symref_alignment, s390_reload_larl_operand,
8736 s390_reload_symref_address): New functions.
8737 (s390_branch_condition_mnemonic): Support compare and branch
8739 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8740 and 'W' constraints.
8741 (s390_secondary_reload): Add secondary reloads for unaligned
8742 symbol refs or symbol refs to floating point or QI/TI mode
8744 (legitimate_address_p): Accept symbol references as addresses.
8745 (s390_expand_insv): Use rotate and insert selected bits
8746 instruction for insv when building for z10.
8747 (print_operand_address): Handle symbol ref addresses.
8748 (print_operand): Output modifier 'c' added for signed byte values.
8749 (s390_encode_section_info): Mark symbol refs with
8750 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8752 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8753 (length attribute): RRF, RRR have 4 byte length.
8754 (FPALL, INTALL): New mode iterators added.
8755 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8756 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8757 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8758 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8759 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8760 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8761 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8762 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8764 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8765 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8766 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8767 reload<INTALL:mode><P:mode>_toreg_z10,
8768 reload<FPALL:mode><P:mode>_tomem_z10,
8769 reload<FPALL:mode><P:mode>_toreg_z10,
8770 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8771 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8772 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8773 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8775 (movmem, clrmem, cmpmem): New splitters added.
8777 * config/s390/predicates.md (larl_operand): Use
8778 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8779 SYMBOL_REF_ALIGN1_P.
8780 (s390_signed_integer_comparison,
8781 s390_unsigned_integer_comparison): New predicates.
8783 * config/s390/s390-protos.h (s390_check_symref_alignment,
8784 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8785 s390_reload_symref_address,
8786 s390_compare_and_branch_condition_mask): Prototypes added.
8788 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8789 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8790 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8792 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8794 * config/s390/s390.c (z10_cost): New cost function for z10.
8795 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8796 (s390_issue_rate): Adjust issue rate for z10.
8797 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8798 (processor_flags): Add PF_Z10.
8799 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8800 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8801 * gcc/config.gcc: Add z10.
8803 2008-05-28 Richard Guenther <rguenther@suse.de>
8805 PR tree-optimization/36291
8806 * tree-flow. h (struct gimple_df): Remove var_anns member.
8807 * tree-flow-inline.h (gimple_var_anns): Remove.
8808 (var_ann): Simplify.
8809 * tree-dfa.c (create_var_ann): Simplify.
8810 (remove_referenced_var): Clear alias info from var_anns of globals.
8811 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8812 (delete_tree_ssa): Clear alias info from var_anns of globals.
8813 Do not free var_anns.
8814 (var_ann_eq): Remove.
8815 (var_ann_hash): Likewise.
8817 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8819 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8820 and loongson2f entries.
8821 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8822 * config/mips/mips.h (processor_type): Add Loongson-2E
8823 and Loongson-2F entries.
8824 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8825 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8826 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8827 * doc/invoke.texi (MIPS Options): Document loongson2e
8828 and loongson2f processor names.
8830 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8834 * config/i386/i386.c (ix86_function_arg_boundary): Use
8835 alignment of canonical type.
8836 (ix86_expand_vector_move): Check unaligned memory access for
8839 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8841 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8842 Moved to the front of file.
8844 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8845 H.J. Lu <hongjiu.lu@intel.com>
8847 * dwarf2out.c (current_fde): New.
8849 (lookup_cfa:): Likewise.
8850 (dwarf2out_end_epilogue): Likewise.
8851 (dwarf2out_note_section_used): Likewise.
8853 2008-05-27 Michael Matz <matz@suse.de>
8856 * c.opt (Wenum-compare): New warning option.
8857 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8859 2008-05-27 Michael Matz <matz@suse.de>
8862 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8864 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8865 into memory as tail calls.
8867 2008-05-27 Richard Guenther <rguenther@suse.de>
8869 PR tree-optimization/36339
8870 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8871 pointers cause all addressable variables to be call clobbered.
8873 2008-05-27 Richard Guenther <rguenther@suse.de>
8875 PR tree-optimization/36245
8876 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8878 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8880 * config/s390/s390.md: Replace all occurences of the 'm'
8881 constraint with 'RT'.
8883 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8885 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8887 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8889 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8890 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8891 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8893 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8895 * reload.c: (find_reloads): Skip alternatives according to the
8896 "enabled" attribute. Constify the constraint variable.
8897 * recog.c (get_attr_enabled): Add default implementation.
8898 (extract_insn): Set the alternative_enabled_p array
8899 in the recog_data struct.
8900 (preprocess_constraints, constrain_operands): Skip
8901 alternatives according to the "enabled" attribute
8902 * recog.h (struct recog_data): New field alternative_enabled_p.
8903 (skip_alternative): New inline function.
8904 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8905 (record_reg_classes): Skip alternative according to the
8906 "enabled" attribute.
8908 * doc/md.texi: Add documention for the "enabled" attribute.
8910 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8912 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8913 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8914 constraint with TARGET_MEM_CONSTRAINT.
8915 * recog.c (asm_operand_ok, preprocess_constraints,
8916 constrain_operands): Likewise.
8917 * regclass.c (record_reg_classes): Likewise.
8918 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8919 * reload1.c (maybe_fix_stack_asms): Likewise.
8920 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8921 * recog.h: Adjust comment.
8922 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8923 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8924 * doc/md.texi: Add a note to description of 'm' constraint.
8925 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8927 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8929 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8930 that the bitfield is of integral type before testing its precision.
8932 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8933 Sa Liu <saliu@de.ibm.com>
8935 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8936 __modti3, __udivti3, __umodti3 and __udivmodti4.
8937 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8938 that implement TImode mul and div functions.
8939 * config/spu/multi3.c: New. Implement __multi3.
8940 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8941 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8944 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8946 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8947 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8948 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8949 tls_sysv_suffix): New mode and mode attribute iterators.
8950 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8951 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8952 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8953 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8954 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8957 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8959 PR tree-optimization/36329
8960 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8961 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8962 * cgraphbuild.c (initialize_inline_failed): Use the latter
8963 macro in lieu of the former.
8964 * ipa-inline.c (cgraph_mark_inline): Likewise.
8965 (cgraph_decide_inlining_of_small_function): Likewise.
8966 (cgraph_decide_inlining): Likewise.
8967 (cgraph_decide_inlining_incrementally): Likewise.
8969 2008-05-26 Tristan Gingold <gingold@adacore.com>
8970 Anatoly Sokolov <aesok@post.ru>
8972 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8973 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8974 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8975 optimization for 'avr6' architecture.
8977 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8980 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8982 2008-05-26 Richard Guenther <rguenther@suse.de>
8984 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8985 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8987 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8990 * caller-save.c (insert_restore): Verify alignment of spill space.
8991 (insert_save): Likewise.
8992 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8993 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8994 (STACK_SLOT_ALIGNMENT): Likewise.
8995 * function.c (LOCAL_ALIGNMENT): Removed.
8996 (get_stack_local_alignment): New.
8997 (assign_stack_local): Use it. Set alignment on stack slot.
8998 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8999 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
9000 (STACK_SLOT_ALIGNMENT): New.
9001 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
9002 stack slot in XFmode.
9004 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
9006 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
9009 * config/i386/i386.md (allocate_stack_worker_64): Make sure
9010 argument operand in rax isn't removed.
9012 2008-05-26 Richard Guenther <rguenther@suse.de>
9015 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
9016 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
9018 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
9021 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
9023 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
9025 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
9026 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
9028 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
9030 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
9031 build a trampoline if we don't want one.
9032 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
9033 return zero for nested functions if we don't want a trampoline.
9035 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
9037 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
9039 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
9042 * c.opt: Removed undocumented option '-lang-fortran'.
9043 * c-common.h: Removed global variable 'lang_fortran'.
9044 * c-opts.c (c_common_handle_option): Removed code to handle
9045 option '-lang-fortran'. Updated includes.
9046 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
9047 definition of '__GFORTRAN__'.
9048 (define__GNUC__): Reimplemented to use BASEVER and
9049 cpp_define_formatted.
9050 (builtin_define_with_value_n): Removed.
9051 * c-incpath.h: Renamed to ...
9052 * incpath.h: ... this.
9053 * c-incpath.c: Renamed to ...
9054 * incpath.c: ... this. Updated includes.
9055 * fix-header.c: Updated includes.
9056 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
9057 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
9058 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
9060 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
9062 * tree.h: Update the table of flags used on tree nodes.
9063 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
9064 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
9065 (FORCED_LABEL): Add access check.
9066 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
9067 (ASM_INPUT_P): Likewise.
9068 (ASM_VOLATILE_P): Likewise.
9069 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
9070 (OMP_SECTION_LAST): Access private_flag directly.
9071 (OMP_RETURN_NOWAIT): Likewise.
9072 (OMP_PARALLEL_COMBINED): Likewise.
9073 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
9074 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
9075 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
9076 deprecated_flag directly.
9078 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
9080 * final.c (frame_pointer_needed): Removed.
9081 * flags.h (frame_pointer_needed): Likewise.
9083 * function.h (rtl_data): Add frame_pointer_needed.
9084 (frame_pointer_needed): New.
9086 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
9088 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
9090 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
9092 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
9095 2008-05-25 Alan Modra <amodra@bigpond.net.au>
9097 * c-common.c (strip_array_types): Move function to..
9099 (get_inner_array_type): Delete.
9100 * c-common.h (strip_array_types): Move declaration to..
9102 (get_inner_array_type): Delete.
9103 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
9104 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
9105 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
9106 * config/pa/pa.c (emit_move_sequence): Likewise.
9108 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/i386/i386.md (*sse_prologue_save_insn): Set length
9113 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
9115 * function.c: Include target hook for nonlocal_goto frame value.
9117 2008-05-24 Richard Guenther <rguenther@suse.de>
9119 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
9120 variable can be only accessed through a pointer or a union.
9122 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9124 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
9125 * doc/extend.texi: Likewise.
9127 2008-05-23 DJ Delorie <dj@redhat.com>
9129 * config/m32c/jump.md (untyped_call): Add.
9131 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
9133 (m32c_address_cost): Detail costs for indirect offsets.
9135 2008-05-23 Rafael Espindola <espindola@google.com>
9137 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
9138 if a node is a SUBREG.
9139 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
9142 2008-05-23 Paul Brook <paul@codesourcery.com>
9143 Carlos O'Donell <carlos@codesourcery.com>
9145 * doc/extend.texi: Clarify use of __attribute__((naked)).
9146 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
9147 * target.h (gcc_target): Add allocate_stack_slots_for_args.
9148 * function.c (use_register_for_decl): Use
9149 targetm.calls.allocate_stack_slots_for_args.
9150 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
9151 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
9152 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
9154 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
9156 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
9158 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
9160 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
9161 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
9162 is only rounded once.
9164 2008-05-23 Richard Guenther <rguenther@suse.de>
9166 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
9168 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
9169 Jakub Jelinek <jakub@redhat.com>
9172 * configure.ac: Handle --enable-cld.
9173 * configure: Regenerated.
9174 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
9175 * config/i386/i386.h (struct machine_function): Add needs_cld field.
9176 (ix86_current_function_needs_cld): New define.
9177 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
9178 (cld): New isns pattern.
9179 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
9180 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
9181 * config/i386/i386.opt (mcld): New option.
9182 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
9183 TARGET_CLD and ix86_current_function_needs_cld.
9184 (override_options): Use -mcld by default for 32-bit code if
9187 * doc/install.texi (Options specification): Document --enable-cld.
9188 * doc/invoke.texi (Machine Dependent Options)
9189 [i386 and x86-64 Options]: Add -mcld option.
9190 (Intel 386 and AMD x86-64 Options): Document -mcld option.
9192 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
9193 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
9194 (return_in_memory_64): Likewise.
9195 (return_in_memory_ms_64): Likewise.
9197 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9199 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
9200 * builtins.c (fold_builtin_fpclassify): New.
9201 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
9202 * builtins.def (BUILT_IN_FPCLASSIFY): New.
9203 * c-common.c (handle_type_generic_attribute): Adjust to accept
9204 fixed arguments before an elipsis.
9205 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
9206 * doc/extend.texi: Document __builtin_fpclassify.
9208 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
9210 * omp-low.c (gate_expand_omp_ssa): Remove.
9211 (pass_expand_omp_ssa): Remove.
9212 (gate_expand_omp): Do not check for flag_openmp_ssa.
9213 * common.opt (-fopenmp-ssa): Remove.
9214 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
9216 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
9218 * config/sh/sh.opt (mfixed-range): New option.
9219 * config/sh/sh-protos.h (sh_fix_range): Declare.
9220 * config/sh/sh.c (sh_fix_range): New function.
9221 * config/sh/sh.h (sh_fixed_range_str): Declare.
9222 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
9224 * doc/invoke.texi (SH Options): Document -mfixed-range.
9226 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
9228 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
9229 it before the redeclaration.
9231 2008-05-22 Anatoly Sokolov <aesok@post.ru>
9233 * config/avr/avr.c (get_sequence_length): Add new function.
9234 (expand_prologue, expand_epilogue): Remove duplicate code.
9236 2008-05-22 Rafael Espindola <espindola@google.com>
9238 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
9241 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
9243 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
9244 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
9246 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
9247 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
9248 (vect_update_misalignment_for_peel): Likewise.
9249 (vector_alignment_reachable_p): Likewise.
9250 * tree-vect-transform.c (vectorizable_load): Likewise.
9251 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9252 (get_vectype_for_scalar_type): Pass mode of scalar_type
9253 to UNITS_PER_SIMD_WORD.
9255 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
9256 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
9257 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
9258 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
9259 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
9261 2008-05-22 Ira Rosen <irar@il.ibm.com>
9263 PR tree-optimization/36293
9264 * tree-vect-transform.c (vect_transform_strided_load): Don't check
9265 if the first load must be skipped because of a gap.
9267 2008-05-22 Richard Guenther <rguenther@suse.de>
9269 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
9270 more cases of offset disambiguation that is possible if
9271 strict-aliasing rules apply.
9272 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
9273 for basic offset and type-based disambiguation.
9275 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9277 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
9278 ix86_expand_vector_set on V16QImode for SSE4.1.
9280 2008-05-21 Tom Tromey <tromey@redhat.com>
9282 * c.opt (Wimport): Mark as undocumented.
9283 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
9285 (Warning Options): Likewise.
9286 * doc/cppopts.texi: Don't mention -Wimport.
9288 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
9290 PR tree-optimization/36287
9291 PR tree-optimization/36286
9292 * lambda-code.c (build_access_matrix): Do not use the loop->num
9293 for computing the number of induction variables: use the loop depth
9296 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
9299 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
9300 option -f(no-)leading-underscore.
9302 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9304 * config/i386/i386.c (ix86_expand_vector_init_general): Use
9305 GET_MODE_NUNITS (mode).
9307 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
9309 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
9310 (-mmulhw): Add 464 to description.
9311 (-mdlmzb): Likewise.
9312 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
9313 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
9315 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
9316 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
9317 * config/rs6000/rs6000.md: Update comments for 464.
9319 2008-05-21 Janis Johnson <janis187@us.ibm.com>
9321 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
9323 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9325 * config/i386/sse.md (vec_extractv4sf): Removed.
9326 (vec_extractv2df): Likewise.
9327 (vec_extractv2di): Likewise.
9328 (vec_extractv4si): Likewise.
9329 (vec_extractv8hi): Likewise.
9330 (vec_extractv16qi): Likewise.
9331 (vec_extract<mode>): New.
9333 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9335 * config/i386/sse.md (vec_setv4sf): Removed.
9336 (vec_setv2df): Likewise.
9337 (vec_setv2di): Likewise.
9338 (vec_setv4si): Likewise.
9339 (vec_setv8hi): Likewise.
9340 (vec_setv16qi): Likewise.
9341 (vec_set<mode>): New.
9343 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9345 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
9346 goto for vec_concat and vec_interleave.
9348 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
9350 * config/i386/sse.md (vec_initv4sf): Removed.
9351 (vec_initv2df): Likewise.
9352 (vec_initv2di): Likewise.
9353 (vec_initv4si): Likewise.
9354 (vec_initv8hi): Likewise.
9355 (vec_initv16qi): Likewise.
9356 (vec_init<mode>): New.
9358 2008-05-21 Joseph Myers <joseph@codesourcery.com>
9360 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
9362 2008-05-21 Tom Tromey <tromey@redhat.com>
9364 * ggc-zone.c (lookup_page_table_if_allocated): New function.
9365 (zone_find_object_offset): Likewise.
9366 (gt_ggc_m_S): Likewise.
9367 (highest_bit): Likewise.
9368 * ggc-page.c (gt_ggc_m_S): New function.
9369 * stringpool.c (string_stack): Remove.
9370 (init_stringpool): Update.
9371 (ggc_alloc_string): Use ggc_alloc.
9372 (maybe_delete_ident): New function.
9373 (ggc_purge_stringpool): Likewise.
9374 (gt_ggc_m_S): Remove.
9375 * ggc-common.c (ggc_protect_identifiers): New global.
9376 (ggc_mark_roots): Call ggc_purge_stringpool. Use
9377 ggc_protect_identifiers.
9378 * ggc.h (ggc_protect_identifiers): Declare.
9379 (gt_ggc_m_S): Update.
9380 (ggc_purge_stringpool): Declare.
9381 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
9382 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
9384 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
9386 2008-05-21 David S. Miller <davem@davemloft.net>
9388 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
9391 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
9393 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
9396 2008-05-20 David Daney <ddaney@avtrex.com>
9398 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
9399 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
9400 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9401 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9402 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
9403 (atomic_hiqi_op): New define_code_iterator.
9404 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
9405 mips_expand_compare_and_swap_12.
9406 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
9407 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
9408 (sync_<optab><mode>, sync_old_<optab><mode>,
9409 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9410 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
9411 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
9412 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
9413 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
9414 (test_and_set_12): New insn.
9415 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
9416 sync_new_<optab><mode>, sync_old_nand<mode>,
9417 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
9418 clobber to operand 0 for SI and DI mode insns.
9419 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
9420 mips_gen_fn_4): New typedefs.
9421 (mips_gen_fn_ptrs): Define new union type.
9422 (mips_expand_compare_and_swap_12): Remove declaration.
9423 (mips_expand_atomic_qihi): Declare function.
9424 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
9425 (mips_expand_atomic_qihi): ... this. Use new generator function
9427 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
9428 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
9429 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
9430 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
9431 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
9432 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
9433 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
9434 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
9435 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
9436 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
9439 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
9441 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
9444 2008-05-20 Anatoly Sokolov <aesok@post.ru>
9446 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
9447 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
9448 (avr_attribute_table): Add 'OS_main' function attribute.
9449 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
9450 functions with 'OS_main' attribute.
9452 2008-05-20 Richard Guenther <rguenther@suse.de>
9454 PR tree-optimization/35204
9455 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
9456 helper, split out from ...
9457 (DFS): ... here. Make the DFS walk non-recursive.
9459 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
9460 Jan Sjodin <jan.sjodin@amd.com>
9462 PR tree-optimization/36181
9463 * tree-parloops.c (loop_has_vector_phi_nodes): New.
9464 (parallelize_loops): Don't parallelize when the loop has vector
9467 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9468 Sebastian Pop <sebastian.pop@amd.com>
9470 * tree-loop-linear.c (gather_interchange_stats): Look in the access
9471 matrix, and never look at the tree representation of the memory
9473 (linear_transform_loops): Computes parameters and access matrices.
9474 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
9476 (access_matrix_get_index_for_parameter): New.
9477 * tree-data-ref.h (struct access_matrix): New.
9478 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
9479 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
9480 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
9481 am_vector_index_for_loop): New.
9482 (struct data_reference): Add field access_matrix.
9483 (DR_ACCESS_MATRIX): New.
9484 (compute_data_dependences_for_loop): Update declaration.
9485 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
9486 * lambda.h (lambda_vector_vec_p): Declared.
9487 * lambda-code.c: Depend on pointer-set.h.
9488 (lambda_collect_parameters_from_af, lambda_collect_parameters,
9489 av_for_af_base, av_for_af, build_access_matrix,
9490 lambda_compute_access_matrices): New.
9491 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
9493 2008-05-20 Joseph Myers <joseph@codesourcery.com>
9495 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
9498 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9499 Sebastian Pop <sebastian.pop@amd.com>
9501 PR tree-optimization/36206
9502 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
9504 (instantiate_scev_1): Rename flags to fold_conversions.
9505 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
9506 outeside instantiation_loop.
9507 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
9508 (evolution_function_is_affine_or_constant_p): Removed.
9509 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
9511 (analyze_siv_subscript): Pass in the loop nest number.
9512 Call evolution_function_is_affine_in_loop instead of
9513 evolution_function_is_affine_p.
9514 (analyze_overlapping_iterations): Pass in the loop nest number.
9516 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9517 Sebastian Pop <sebastian.pop@amd.com>
9519 PR tree-optimization/36206
9520 * tree-chrec.h (chrec_fold_op): New.
9521 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
9524 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
9526 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
9528 (remove_duplicates): Do not set inode on non-inode systems.
9531 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
9533 * config.gcc (tm_file): Update comments about relative pathnames.
9535 2008-05-20 Richard Guenther <rguenther@suse.de>
9537 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
9538 * tree-ssa-sccvn.c (process_scc): Likewise.
9539 * tree-ssa-sink.c (execute_sink_code): Likewise.
9540 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
9541 * tree-vrp.c (process_assert_insertions): Likewise.
9542 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9543 (perform_tree_ssa_dce): Likewise.
9544 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9545 (dump_dominator_optimization_stats): Likewise.
9546 * tree-vectorizer.c (vectorize_loops): Likewise.
9548 2008-05-20 Richard Guenther <rguenther@suse.de>
9550 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
9552 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
9554 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
9555 (ix86_i386elf_return_in_memory): Likewise.
9556 (ix86_i386interix_return_in_memory): Likewise.
9557 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
9558 (SUBTARGET_RETURN_IN_MEMORY): New.
9559 * config/i386/i386elf.h: Likewise.
9560 * config/i386/ptx4-i.h: Likewise.
9561 * config/i386/sol2-10.h: Likewise.
9562 * config/i386/sysv4.h: Likewise.
9563 * config/i386/vx-common.h: Likewise.
9564 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
9565 * config/i386/i386.c (ix86_return_in_memory): Made static and
9566 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
9567 (ix86_i386elf_return_in_memory): Removed.
9568 (ix86_i386interix_return_in_memory): Removed.
9569 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
9570 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
9572 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
9574 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
9576 2008-05-19 Xinliang David Li <davidxl@google.com>
9578 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
9580 * common.opt: Ditto.
9581 * doc/invoke.texi: Ditto.
9583 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
9585 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
9586 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
9588 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9590 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
9591 sizes of operand array from 8/4 to 4/2.
9592 (ix86_expand_vector_init_general): Change size of operand array
9593 from 32 to 16. Remove op0, op1 and half_mode.
9595 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9597 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
9598 (ix86_expand_vector_init_interleave): Likewise.
9599 (ix86_expand_vector_init_general): Use them. Assert
9600 word_mode == SImode when n_words == 4.
9602 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
9604 * config/i386/i386.c (ix86_secondary_reload): New static function.
9605 (TARGET_SECONDARY_RELOAD): New define.
9606 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9607 * config/i386/i386.md (reload_outqi): Remove.
9609 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9612 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
9613 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
9614 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
9615 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
9616 (fold_builtin_1): Likewise.
9617 * builtins.def (BUILT_IN_ISINF_SIGN): New.
9618 c-common.c (check_builtin_function_arguments): Handle
9619 BUILT_IN_ISINF_SIGN.
9620 * doc/extend.texi: Document __builtin_isinf_sign.
9621 * fold-const.c (operand_equal_p): Handle COND_EXPR.
9623 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
9625 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
9626 EH cleanup at the end of the pass, search for those that have been
9627 turned into forwarder blocks and do the cleanup on their successor.
9629 2008-05-18 Richard Guenther <rguenther@suse.de>
9631 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9632 pointers to sizetype and vice versa.
9634 2008-05-18 Xinliang David Li <davidxl@google.com>
9636 * gcc/tree-ssa-dce.c: Coding style fix.
9637 (check_pow): Documentation comment.
9638 (check_log): Documenation comment. Coding style fix.
9639 (is_unnecessary_except_errno_call): Ditto.
9640 (gen_conditions_for_pow): Ditto.
9641 (gen_conditions_for_log): Ditto.
9642 (gen_shrink_wrap_conditions): Ditto.
9643 (shrink_wrap_one_built_in_calls): Ditto.
9644 * gcc/doc/invoke.texi: Better documentation string.
9645 * ChangeLog: Fix wrong change log entries from
9646 May 17 checkin on function call DCE.
9648 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9650 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9652 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9654 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9655 * df-problems.c (simulation routines): Fixed block comment to
9656 properly say how to add forwards scanning functions.
9658 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9660 * tree-inline.c (setup_one_parameter): Remove dead code.
9662 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9664 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9665 a BIT_AND_EXPR only for an INTEGER_TYPE.
9667 2008-05-17 Xinliang David Li <davidxl@google.com>
9669 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9670 (check_pow, check_log, is_unnecessary_except_errno_call): New
9671 functions to check for eliminating math functions that are pure
9672 except for setting errno.
9673 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9674 general condition expressions for shrink-wrapping pow/log calls.
9675 (gen_shrink_wrap_conditions): Ditto.
9676 (shrink_wrap_one_built_in_call): Ditto.
9677 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9678 (mark_operand_necessary): If debugging, output if OP is necessary.
9679 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9681 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9683 * gcc/common.opt: New user flag -ftree-builtin-dce.
9684 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9686 2008-05-16 David S. Miller <davem@davemloft.net>
9688 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9689 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9691 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9694 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9696 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9698 * ifcvt.c (dead_or_predicable): Rename
9699 df_simulate_one_insn_backwards to df_simulate_one_insn.
9700 * recog.c (peephole2_optimize): Ditto.
9701 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9703 * df.h: Rename df_simulate_one_insn_backwards to
9704 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9705 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9706 scanning of defs and uses.
9707 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9708 (df_simulate_one_insn_forwards): Removed.
9710 2008-05-16 Doug Kwan <dougkwan@google.com>
9712 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9714 (real_from_string): Handle NaNs and Inf as approriate.
9716 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9718 * doc/gty.texi (Source Files Containing Type Information): Note
9719 that headers should appear first in the gtfiles list.
9721 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9723 * tree.def (COND_EXEC): Properly documented this code.
9725 2008-05-16 Diego Novillo <dnovillo@google.com>
9727 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9728 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9731 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9733 * tree-ssa-dse (max_stmt_uid): Removed.
9734 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9735 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9736 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9737 * function.h (cfun.last_stmt_uid): New field.
9738 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9739 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9741 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9742 (create_stmt_ann): Initialize the ann->uid field.
9743 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9745 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9747 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9749 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9750 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9751 (init_empty_tree_cfg): Call it.
9753 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9755 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9758 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9760 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9761 * tree-dump.c (dump_options): New verbose option.
9762 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9764 * tree-pass.h (TDF_VERBOSE): New dump flag.
9765 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9766 (tree-flow.h): Added include.
9767 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9769 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9771 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9773 From Jie Zhang <jie.zhang@analog.com>
9774 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9775 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9776 mcpu=bf561-none and mcpu=bf561-0.2.
9777 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9778 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9779 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9780 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9781 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9782 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9783 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9785 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9786 (cputype_selected): Remove.
9787 (bfin_handle_option): Don't use cputype_selected.
9788 (override_options): When no mcpu option, enable all workarounds.
9789 Don't use bfin_workarounds.
9790 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9792 (DEFAULT_CPU_TYPE): Don't define.
9794 2008-05-16 Richard Guenther <rguenther@suse.de>
9796 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9797 on deletion of the last stmt.
9799 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9801 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9802 V8HImode for SSE2 and V16QImode for SSE4.1.
9804 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9806 * cgraph.h (compute_inline_parameters): Made public.
9807 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9808 variable_generate_summary, function_write_summary,
9809 variable_write_summary, variable_read_summary. Added generate_summary,
9810 write_summary, read_summary.
9811 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9812 pass_ipa_inline.function_generate_summary, to
9813 compute_inline_parameters.
9814 * ipa-inline.c (compute_inline_parameters): Made public and added
9816 (compute_inline_parameters_for_current): New function.
9817 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9818 (inline_generate_summary): Removed parameter and made to loop over
9820 (pass_ipa_inline): Updated for new IPA_PASS structure.
9821 * passes.c (execute_ipa_summary_passes): Now is called once per
9822 pass rather than once per node*pass.
9824 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9826 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9827 avr_have_mul_p, avr_asm_only_p): Remove variables.
9828 (avr_override_options): Remove initialization of removed variables.
9829 (avr_file_start): Convert removed variables to fields of
9830 'struct base_arch_s *avr_current_arch'.
9831 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9832 (AVR_HAVE_MUL): (Ditto.).
9833 (AVR_HAVE_MOVW): (Ditto.).
9834 (AVR_HAVE_LPMX): (Ditto.).
9835 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9836 avr_asm_only_p): Remove declaration.
9838 2008-05-15 Diego Novillo <dnovillo@google.com>
9840 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9841 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9843 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9846 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9847 Don't call record_truncated_value from here.
9848 (record_truncated_value): Turn it into a for_each_rtx callback.
9849 (record_truncated_values): New function.
9850 (combine_instructions): Call note_uses with record_truncated_values.
9851 Change name of check_conversion to check_promoted_subreg.
9853 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9855 * doc/sourcebuild.texi: Document support for torture tests.
9857 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9859 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9860 to alternative 4 of operand 2.
9862 2008-05-15 Richard Guenther <rguenther@suse.de>
9864 * tree-pass.h (current_pass): Declare.
9865 (get_pass_for_id): Likewise.
9866 * passes.c (passes_by_id, passes_by_id_size): New globals.
9867 (set_pass_for_id): New function.
9868 (get_pass_for_id): Likewise.
9869 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9870 (execute_function_todo): Flush per function statistics.
9871 * toplev.c (compile_file): Init statistics.
9872 (general_init): Do early statistics initialization.
9873 (finalize): Finish statistics.
9874 * statistics.h (statistics_early_init): Declare.
9875 (statistics_init): Likewise.
9876 (statistics_fini): Likewise.
9877 (statistics_fini_pass): Likewise.
9878 (statistics_counter_event): Likewise.
9879 (statistics_histogram_event): Likewise.
9880 * statistics.c: New file.
9881 * Makefile.in (OBJS-common): Add statistics.o.
9882 (statistics.o): Add dependencies.
9883 * doc/invoke.texi (-fdump-statistics): Document.
9885 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9887 (execute_pre): Use statistics_counter_event.
9888 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9889 (substitute_and_fold): Increment it. Use statistics_counter_event.
9891 2008-05-15 Diego Novillo <dnovillo@google.com>
9893 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9895 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9896 * tree-ssa-alias.c (new_type_alias): Remove references to
9897 sub-variables from comment.
9898 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9900 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9902 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9903 attribute to 1 only for insertps alternative.
9905 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9907 * config/bfin/bfin.md (loadbytes): New pattern.
9908 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9909 (bfin_init_builtins): Initialize it.
9910 (bdesc_1arg): Add it.
9912 2008-05-15 Sa Liu <saliu@de.ibm.com>
9914 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9915 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9916 * testsuite/lib/target-supports.exp: Add
9917 check_effective_target_fortran_integer_16.
9919 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9921 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9922 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9923 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9924 (TARGET_RETURN_IN_MEMORY): Define.
9926 2008-05-15 Richard Guenther <rguenther@suse.de>
9929 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9930 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9931 represent unmodifiable vars.
9933 2008-05-15 Richard Guenther <rguenther@suse.de>
9935 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9936 INDIRECT_REF and TARGET_MEM_REF.
9937 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9940 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9941 H.J. Lu <hongjiu.lu@intel.com>
9943 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9944 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9945 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9946 insn alternatives. Add missing alternatives.
9947 (*vec_concatv2di_rex64_sse4_1): Likewise.
9948 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9949 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9952 2008-05-15 Richard Guenther <rguenther@suse.de>
9954 PR tree-optimization/36009
9955 PR tree-optimization/36204
9956 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9957 (determine_invariantness_stmt): Record the loop a store is
9959 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9962 2008-05-15 Richard Guenther <rguenther@suse.de>
9964 PR tree-optimization/34330
9965 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9966 through the pointer will alias the SMT.
9968 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9970 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9972 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9974 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9976 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9977 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9979 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9980 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9981 (vashl_optab): New optab for vector/vector shifts.
9982 (vashr_optab): Ditto.
9983 (vlshr_optab): Ditto.
9984 (vrotl_optab): Ditto.
9985 (vrotr_optab): Ditto.
9986 (optab_subtype): New enum for optab_for_tree_code call.
9987 (optab_for_tree_code): Add enum optab_subtype argument.
9989 * optabs.c (optab_for_tree_code): Take an additional argument to
9990 distinguish between a vector shift by a scalar and vector shift by
9991 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9992 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9993 vector shift by a vector.
9994 (expand_widen_pattern_expr): Pass additional argument to
9995 optab_for_tree_code.
9997 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9998 vrotl_optab, vrotr_optab.
10000 * expr.c (expand_expr_real_1): Update calls to
10001 optab_for_tree_code to distinguish between vector shifted by a
10002 scalar and vector shifted by a vector.
10003 * tree-vectorizer.c (supportable_widening_operation): Ditto.
10004 (supportable_narrowing_operation): Ditto.
10005 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
10006 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
10007 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
10008 (vect_create_epilog_for_reduction): Ditto.
10009 (vectorizable_reduction): Ditto.
10010 (vectorizable_operation): Ditto.
10011 (vect_strided_store_supported): Ditto.
10012 (vect_strided_load_supported): Ditto.
10013 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10014 * expmed.c (expand_shift): Ditto.
10016 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
10018 (ashr@var{m}3): Ditto.
10019 (vashl@var{m}3): Document new vector/vector shift standard name.
10020 (vashr@var{m}3): Ditto.
10021 (vlshr@var{m}3): Ditto.
10022 (vrotl@var{m}3): Ditto.
10023 (vrotr@var{m}3): Ditto.
10025 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
10026 (PPERM_INVERT): Ditto.
10027 (PPERM_REVERSE): Ditto.
10028 (PPERM_REV_INV): Ditto.
10029 (PPERM_ZERO): Ditto.
10030 (PPERM_ONES): Ditto.
10031 (PPERM_SIGN): Ditto.
10032 (PPERM_INV_SIGN): Ditto.
10033 (PPERM_SRC1): Ditto.
10034 (PPERM_SRC2): Ditto.
10036 * config/i386/sse.md (mulv2di3): Add SSE5 support.
10037 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
10038 allows a memory operand to be the value being added, and split it
10039 to improve vectorization.
10040 (sse5_pmacsdqh_mem): Ditto.
10041 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
10042 (sse5_mulv2div2di3_high): Ditto.
10043 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
10044 (vec_pack_trunc_v4si): Ditto.
10045 (vec_pack_trunc_v2di): Ditto.
10046 (sse5_pcmov_<mode>): Remove code that tried to use use
10047 andps/andnps instead of pcmov.
10048 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
10049 pmacsdqh instructions.
10050 (vec_widen_smult_lo_v4si): Ditto.
10052 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
10053 (PPERM_INVERT): Ditto.
10054 (PPERM_REVERSE): Ditto.
10055 (PPERM_REV_INV): Ditto.
10056 (PPERM_ZERO): Ditto.
10057 (PPERM_ONES): Ditto.
10058 (PPERM_SIGN): Ditto.
10059 (PPERM_INV_SIGN): Ditto.
10060 (PPERM_SRC1): Ditto.
10061 (PPERM_SRC2): Ditto.
10062 (ix86_expand_sse_movcc): Move the SSE5 test after the if
10064 (ix86_expand_int_vcond): If SSE5 generate all possible integer
10066 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
10067 says ignore whether the last reference is a memory operand.
10069 2008-05-14 Michael Meissner <michael.meissner@amd.com>
10070 Paolo Bonzini <bonzini at gnu dot org>
10072 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
10075 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
10076 (vlshr<mode>3): Rename from vlshr<mode>3.
10077 (vashr<mode>3): Rename from vashr<mode>3.
10078 (mulv4sf3): Change the names of vector shift patterns.
10082 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
10085 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
10110 * config/spu/spu.md (v): New iterator macro to add v for vector types.
10111 (floatunssidf2_internal): Change vector/vector shift names.
10112 (floatunsdidf2_internal): Ditto.
10119 (vashl<mode>3): Rename from ashl<mode>3.
10120 (vashr<mode>3): Rename from ashr<mode>3.
10121 (vlshr<mode>3): Rename from lshr<mode>3.
10122 (vrotl<mode>3): Rename from rotl<mode>3.
10124 2008-05-14 Michael Meissner <michael.meissner@amd.com>
10127 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
10128 multiply gives the wrong value when doing widening multiplies.
10129 (vec_widen_smult_lo_v4si): Ditto.
10131 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
10133 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
10134 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
10135 emit_library_call_value.
10136 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
10137 * tree.h (ECF_LIBCALL_BLOCK): Removed.
10138 * calls.c (initialize_argument_information, precompute_arguments,
10139 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
10140 (precompute_arguments): Removed flags parameter.
10141 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
10143 2008-05-14 Richard Guenther <rguenther@suse.de>
10145 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
10146 Make sure to register the store if the use is a PHI_NODE.
10148 2008-05-14 Olivier Hainque <hainque@adacore.com>
10150 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
10151 memory if the component is to be referenced in BLKmode according
10152 to get_inner_reference.
10154 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
10156 * calls.c (emit_library_call_value_1): Restore code clearing
10157 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
10159 2008-05-14 Olivier Hainque <hainque@adacore.com>
10160 Nicolas Roche <roche@adacore.com>
10162 * configure.ac: Add support for a "gcc_subdir" variable in
10163 config-lang.in, to denote a subdirectory where the language/GCC
10164 integration files are to be found.
10165 * configure: Regenerate.
10167 2008-05-14 Ira Rosen <irar@il.ibm.com>
10169 PR tree-optimization/36098
10170 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
10171 value for the first load in the group in case of a gap.
10172 (vect_build_slp_tree): Check that there are no gaps in loads.
10174 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
10176 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
10177 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
10178 expand_copysign_bit, ): Change call to emit_no_conflict_block to
10179 emit_insn and remove unneeded code to construct extra args.
10180 (emit_no_conflict_block): Removed.
10181 * optabls.h: (emit_no_conflict_block): Removed.
10182 * cse.c (cse_extended_basic_block): Remove search for
10183 REG_NO_CONFLICT note.
10184 * global.c: Removed incorrect comment added in revision 117.
10185 * expr.c (convert_move): Change call to emit_no_conflict_block to
10187 * recog.c: Change comments so that they do not mention
10189 * local_alloc.c (combine_regs): Removed last parameter.
10190 (no_conflict_p): Removed.
10191 (block_alloc): Removed note, no_conflict_combined_regno and set
10192 local vars. Removed all code to process REG_NO_CONFLICT blocks.
10193 (combine_regs): Removed already_dead and code to look for
10194 REG_NO_CONFLICT notes.
10195 * lower_subreg (remove_retval_note): Removed code to look for
10196 REG_NO_CONFLICT block.
10197 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
10198 (resolve_clobber): Remove code to process libcalls that have
10199 REG_NO_CONFLICT notes.
10200 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
10202 * combine.c (can_combine_p, distribute_notes): Removed
10203 REG_NO_CONFLICT case.
10204 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
10206 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
10207 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
10209 * reg-notes.def (NO_CONFLICT): Removed.
10211 2008-05-14 David S. Miller <davem@davemloft.net>
10213 * config/sparc/sparc.c (sparc_profile_hook): If
10214 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
10215 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
10216 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10218 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
10220 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
10222 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
10225 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
10226 and op1 expansion before vector concat to have less live pseudos.
10228 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
10230 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10231 ix86_expand_vector_set if supported.
10233 2008-05-13 Diego Novillo <dnovillo@google.com>
10234 Kenneth Zadeck <zadeck@naturalbridge.com>
10236 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
10238 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
10239 phinodes_print_statistics, init_ssanames, fini_ssanames,
10240 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
10241 release_ssa_name, release_defs, replace_ssa_name_symbol,
10242 ssanames_print_statistics): Move ...
10243 * tree-flow.h: ... here.
10244 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
10245 Use FN instead of cfun.
10246 (make_ssa_name_fn): Rename from make_ssa_name.
10247 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
10248 * tree-flow-inline.h (make_ssa_name): Move from
10249 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
10250 * omp-low.c (expand_omp_parallel):
10251 * tree-flow-inline.h (redirect_edge_var_map_result):
10252 * tree-ssa.c (init_tree_ssa): Add argument FN.
10253 Use it instead of cfun. Update all users.
10255 2008-05-13 Tom Tromey <tromey@redhat.com>
10257 PR preprocessor/22168:
10258 * doc/cpp.texi (Top): Update menu.
10259 (Alternatives to Wrapper #ifndef): New node.
10260 (Other Directives): Document deprecation.
10261 (Obsolete Features): Remove menu.
10262 (Assertions): Merge node into Obsolete Features.
10263 (Obsolete once-only headers): Move earlier; rename to Alternatives
10264 to Wrapper #ifndef.
10265 * doc/cppopts.texi: Update.
10266 * c.opt (Wdeprecated): Enable for C and ObjC.
10267 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
10268 (C++ Dialect Options): Move -Wno-deprecated from here to...
10269 (Warning Options): ... here.
10271 2008-05-13 Richard Guenther <rguenther@suse.de>
10273 PR middle-end/36227
10274 * fold-const.c (fold_sign_changed_comparison): Do not allow
10275 changes in pointer-ness.
10277 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10280 * config/sh/sh.c (sh_expand_prologue): Don't clear
10281 RTX_FRAME_RELATED_P for push insns.
10283 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
10285 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
10287 2008-05-12 Anatoly Sokolov <aesok@post.ru>
10289 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
10290 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
10291 Use 'machine->is_leaf' instead of 'leaf_func_p'.
10293 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
10295 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
10296 (*vec_concatv4sf_sse): This.
10297 (*sse2_concatv2si): Renamed to ...
10298 (*vec_concatv2si_sse2): This.
10299 (*sse1_concatv2si): Renamed to ...
10300 (*vec_concatv2si_sse): This.
10301 (*vec_concatv2di_rex): Renamed to ...
10302 (*vec_concatv2di_rex64): This.
10303 (*vec_concatv2si_sse4_1): New.
10304 (*vec_concatv2di_rex64_sse4_1): Likewise.
10306 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
10308 PR rtl-optimization/36111
10309 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
10310 that was created for swappable operands.
10312 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
10315 * Makefile.in: Substitute GNATMAKE and GNATBIND.
10316 * configure.ac: Add call to ACX_PROG_GNAT.
10318 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
10320 * optc-gen.awk: Fix comment typo.
10322 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10324 * pretty-print.c (pp_integer_with_precision): Use
10325 HOST_LONG_LONG_FORMAT.
10327 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
10329 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
10331 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/i386/i386.c (bdesc_ptest): Removed.
10334 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
10335 (bdesc_args): Add __builtin_ia32_ptestz128,
10336 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
10337 (ix86_init_mmx_sse_builtins): Updated.
10338 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
10339 (ix86_expand_builtin): Updated.
10341 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
10343 * tree-cfg.c (valid_fixed_convert_types_p): New function.
10344 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
10346 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
10348 * value-prof.c (interesting_stringop_to_profile): Do not
10349 return early for BUILT_IN_MEMPCPY.
10351 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
10353 * calls.c (expand_call): Don't use callgraph to increase
10354 preferred_stack_boundary.
10356 * cgraph.h (cgraph_rtl_info): Use unsigned on
10357 preferred_incoming_stack_boundary.
10359 * final.c (rest_of_clean_state): Use unsigned on
10360 preferred_stack_boundary.
10362 2008-05-09 Tom Tromey <tromey@redhat.com>
10364 PR preprocessor/22231:
10365 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
10368 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
10370 PR tree-optimization/36129
10371 * tree-ssa-ccp.c: Include value-prof.h.
10372 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
10373 built-in function was folded to a constant.
10374 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
10376 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
10377 Sebastian Pop <sebastian.pop@amd.com>
10379 * tree-scalar-evolution.c: Document instantiate_scev.
10380 (instantiate_parameters_1): Renamed instantiate_scev_1.
10381 Don't use the same loop for instantiation_loop and evolution_loop.
10382 (instantiate_scev): New.
10383 (instantiate_parameters): Moved...
10384 (resolve_mixers): Update call to instantiate_scev_1 to pass the
10385 same loop twice. Maintains the semantics for this function.
10386 * tree-scalar-evolution.h (instantiate_scev): Declare.
10387 (instantiate_parameters): ...here. Now static inline.
10388 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
10389 instead of resolve_mixers.
10391 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10393 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
10395 2008-05-09 Tomas Bily <tbily@suse.cz>
10397 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
10398 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
10399 * tree-ssa-structalias.c (get_constraint_for): Likewise.
10400 * c-common.c (c_common_truthvalue_conversion): Likewise.
10401 * tree-object-size.c (compute_object_offset): Likewise.
10402 * tree-inline.c (estimate_num_insns_1): Likewise.
10403 * varasm.c (const_hash_1, compare_constant, copy_constant)
10404 (compute_reloc_for_constant, output_addressed_constants)
10405 (initializer_constant_valid_p): Likewise.
10406 * c-omp.c (check_omp_for_incr_expr): Likewise.
10407 * gimplify.c (gimplify_expr): Likewise.
10408 * c-typeck.c (c_finish_return): Likewise.
10409 * tree-vectorizer.c (supportable_widening_operation)
10410 (supportable_narrowing_operation): Likewise.
10411 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
10412 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
10413 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10414 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
10415 (descr_info_loc): Likewise.
10416 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
10417 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
10418 (fold_unary): Likewise.
10419 * builtins.c (get_pointer_alignment): Likewise.
10420 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
10421 (instantiate_parameters_1): Likewise.
10422 * tree.c (expr_align, stabilize_reference): Likewise.
10423 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
10424 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10425 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
10426 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
10427 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
10428 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
10430 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
10431 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
10432 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10433 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
10434 (forward_propagate_comparison)
10435 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10436 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
10437 * emit-rtl.c (component_ref_for_mem_expr)
10438 (set_mem_attributes_minus_bitpos): Likewise.
10439 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10440 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
10442 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
10443 (build_function_call, pointer_diff, build_compound_expr)
10444 (c_finish_return): Likewise.
10445 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
10446 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
10448 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
10449 * expr.c (is_aligning_offset): Likewise.
10450 * tree-ssa-alias.c (is_escape_site): Likewise.
10451 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
10452 (check_all_va_list_escapes): Likewise.
10453 * tree-ssa-loop-ivopts.c (determine_base_object)
10454 (determine_common_wider_type): Likewise.
10455 * dojump.c (do_jump): Likewise.
10456 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
10457 * tree-gimple.c (is_gimple_cast): Likewise.
10458 * fold-const.c (decode_field_reference, )
10459 (fold_sign_changed_comparison, fold_unary, fold_comparison)
10460 (fold_binary): Likewise.
10461 * tree-ssa-alias-warnings.c (find_alias_site_helper)
10462 (already_warned_in_frontend_p): Likewise.
10463 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
10464 * tree.c (really_constant_p, get_unwidened): Likewise.
10465 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10466 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10467 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
10469 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
10471 (CONVERT_EXPR_P): Define.
10472 (CASE_CONVERT): Define.
10474 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10476 PR middle-end/36117
10477 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
10478 (delete_unmarked_insns): When deleting a call, call
10479 delete_unreachable_blocks.
10480 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10481 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
10483 2008-05-08 Richard Guenther <rguenther@suse.de>
10485 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
10486 (-ftree-salias): Likewise.
10487 (salias-max-implicit-fields): Remove param documentation.
10488 (salias-max-array-elements): Likewise.
10489 * tree-pass.h (pass_create_structure_vars): Remove.
10490 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10491 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10492 * tree-ssa-alias.c (create_structure_vars): Remove.
10493 (gate_structure_vars): Likewise.
10494 (pass_create_structure_vars): Likewise.
10495 (gate_build_alias): Likewise.
10496 (pass_build_alias): Adjust to run always and dump the function.
10497 * common.opt (ftree-salias): Hide.
10498 * passes.c (init_optimization_passes): Remove
10499 pass_create_structure_vars, adjust comment.
10500 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10501 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10502 * opts.c (decode_options): Do not set flag_tree_salias.
10503 (common_handle_option): Add OPT_ftree_salias to the backward
10504 compatibility section.
10506 2008-05-08 Richard Guenther <rguenther@suse.de>
10508 * tree-flow-inline.h (var_can_have_subvars): Move ...
10509 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
10510 * tree-flow.h (var_can_have_subvars): Remove.
10511 (push_fields_onto_fieldstack): Remove.
10512 (sort_fieldstack): Likewise.
10513 (struct fieldoff): Move ...
10514 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
10515 alias_set and base_for_components fields.
10516 (sort_fieldstack): Make static.
10517 (push_fields_onto_fieldstack): Likewise. Remove code that
10518 handles anything but RECORD_TYPEs. Remove alias_set and
10519 base_for_components handling.
10520 (create_variable_info_for): Adjust.
10522 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
10524 * common.opt (Wframe-larger-than=): Shorten the help message
10526 * doc/invoke.texi (Wframe-larger-than=): Add more description.
10528 2008-05-08 Rafael Espindola <espindola@google.com>
10530 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
10532 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
10533 trap and that both operands are gimple values.
10534 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
10535 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
10538 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10540 * read-rtl.c (join_c_conditions): Return the first string if the
10541 two strings are equal.
10543 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10545 * gensupport.h (pred_data): Add a "num_codes" field.
10546 (add_predicate_code): Declare.
10547 * gensupport.c (add_predicate_code): New function.
10548 (std_pred_table): Add an "allows_const_p" field.
10549 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
10550 Remove the (incomplete) list of such codes from the codes field.
10551 (init_predicate_table): Use add_predicate_code. Add all
10552 RTX_CONST_OBJs if allows_const_p is true.
10553 * genrecog.c (process_define_predicate): Use add_predicate_code.
10555 2008-05-08 David Daney <ddaney@avtrex.com>
10556 Richard Sandiford <rsandifo@nildram.co.uk>
10558 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
10559 special case of constant zero operands.
10560 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
10561 old and new values. Special case constant zero values.
10562 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
10564 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
10565 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
10567 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
10570 * simplify-rtx.c (simplify_plus_minus): Create CONST of
10571 similar RTX_CONST_OBJ before CONST_INT.
10573 2008-05-08 Steve Ellcey <sje@cup.hp.com>
10575 * stmt.c (expand_stack_restore): Change sa mode if needed.
10577 2008-05-08 Richard Guenther <rguenther@suse.de>
10579 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
10580 return type to bool.
10581 (ix86_sol10_return_in_memory): Likewise.
10582 (ix86_i386elf_return_in_memory): Likewise.
10583 (ix86_i386interix_return_in_memory): Likewise.
10584 * config/i386/i386.c (ix86_return_in_memory): Likewise.
10585 (ix86_sol10_return_in_memory): Likewise.
10586 (ix86_i386elf_return_in_memory): Likewise.
10587 (ix86_i386interix_return_in_memory): Likewise.
10589 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10592 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
10594 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
10595 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
10598 2008-05-08 Richard Guenther <rguenther@suse.de>
10600 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
10601 * tree-data-ref.h (struct dr_alias): Remove subvars field.
10602 (DR_SUBVARS): Remove.
10603 * tree-dfa.c (dump_subvars_for): Remove.
10604 (debug_subvars_for): Likewise.
10605 (dump_variable): Do not dump subvars.
10606 (remove_referenced_var): Do not remove subvars.
10607 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
10608 (lookup_subvars_for_var): Remove.
10609 (get_subvars_for_var): Likewise.
10610 (get_subvars_at): Likewise.
10611 (get_first_overlapping_subvar): Likewise.
10612 (overlap_subvar): Likewise.
10613 * tree-flow.h (subvar_t): Remove.
10614 (struct var_ann_d): Remove subvars field.
10615 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
10616 argument. Remove special handling of SFTs.
10617 (compute_tag_properties): Likewise.
10618 (set_initial_properties): Likewise.
10619 (compute_call_clobbered): Likewise.
10620 (count_mem_refs): Likewise.
10621 (compute_memory_partitions): Likewise.
10622 (compute_flow_insensitive_aliasing): Likewise.
10623 (setup_pointers_and_addressables): Likewise.
10624 (new_type_alias): Likewise.
10625 (struct used_part): Remove.
10626 (used_portions): Likewise.
10627 (struct used_part_map): Likewise.
10628 (used_part_map_eq): Likewise.
10629 (used_part_map_hash): Likewise.
10630 (free_used_part_map): Likewise.
10631 (up_lookup): Likewise.
10632 (up_insert): Likewise.
10633 (get_or_create_used_part_for): Likewise.
10634 (create_sft): Likewise.
10635 (create_overlap_variables_for): Likewise.
10636 (find_used_portions): Likewise.
10637 (create_structure_vars): Likewise.
10638 * tree.def (STRUCT_FIELD_TAG): Remove.
10639 * tree.h (MTAG_P): Adjust.
10640 (struct tree_memory_tag): Remove base_for_components and
10641 unpartitionable flags.
10642 (struct tree_struct_field_tag): Remove.
10643 (SFT_PARENT_VAR): Likewise.
10644 (SFT_OFFSET): Likewise.
10645 (SFT_SIZE): Likewise.
10646 (SFT_NONADDRESSABLE_P): Likewise.
10647 (SFT_ALIAS_SET): Likewise.
10648 (SFT_UNPARTITIONABLE_P): Likewise.
10649 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10650 (union tree_node): Remove sft field.
10651 * alias.c (get_alias_set): Remove special handling of SFTs.
10652 * print-tree.c (print_node): Remove handling of SFTs.
10653 * tree-dump.c (dequeue_and_dump): Likewise.
10654 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10655 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10656 * tree-predcom.c (set_alias_info): Do not set subvars.
10657 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10658 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10659 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10660 (add_vars_for_offset): Remove.
10661 (add_virtual_operand): Remove special handling of SFTs.
10662 (add_call_clobber_ops): Likewise.
10663 (add_call_read_ops): Likewise.
10664 (get_asm_expr_operands): Likewise.
10665 (get_modify_stmt_operands): Likewise.
10666 (get_expr_operands): Likewise.
10667 (add_to_addressable_set): Likewise.
10668 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10669 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10670 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10671 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10672 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10673 (tree_node_structure): Likewise.
10674 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10676 (find_what_p_points_to): Likewise.
10678 2008-05-08 Sa Liu <saliu@de.ibm.com>
10680 * config/spu/spu.md: Fixed subti3 pattern.
10682 2008-05-08 Richard Guenther <rguenther@suse.de>
10684 PR middle-end/36154
10685 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10686 sure to create a representative for trailing arrays for PTA.
10688 2008-05-08 Richard Guenther <rguenther@suse.de>
10690 PR middle-end/36172
10691 * fold-const.c (operand_equal_p): Two objects which types
10692 differ in pointerness are not equal.
10694 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10696 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10697 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10698 (emit_library_call_value_1): Add new variable fndecl initialized by
10699 NULL_TREE. It should be the decl type of orgfun, but this information
10700 seems not to be available here, so it uses the default calling abi.
10701 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10702 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10703 by TARGET_RETURN_IN_MEMORY.
10704 * config/i386/i386-interix.h: Likewise.
10705 * config/i386/i386.h: Likewise.
10706 * config/i386/i386elf.h: Likewise.
10707 * config/i386/ptx4-i.h: Likewise.
10708 * config/i386/sol2-10.h: Likewise.
10709 * config/i386/sysv4.h: Likewise.
10710 * config/i386/vx-common.h: Likewise.
10711 * config/cris/cris.h: Removed #if 0 clause.
10712 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10713 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10715 (ix86_sol10_return_in_memory): Likewise.
10716 (ix86_i386elf_return_in_memory): New.
10717 (ix86_i386interix_return_in_memory): New.
10718 * config/mt/mt-protos.h (mt_return_in_memory): New.
10719 * config/mt/mt.c: Likewise.
10720 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10721 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10722 * config/bfin/bfin.h: Likewise.
10723 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10725 * config/bfin/bfin.c: Likewise.
10726 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10727 * config/alpha/unicosmk.h: Likewise.
10728 * config/i386/cygming.h: Likewise.
10729 * config/iq2000/iq2000.h: Likewise.
10730 * config/mips/mips.h: Likewise.
10731 * config/mn10300/mn10300.h: Likewise.
10732 * config/rs6000/rs6000.h: Likewise.
10733 * config/score/score.h: Likewise.
10734 * config/spu/spu.h: Likewise.
10735 * config/v850/v850.h: Likewise.
10736 * defaults.h: Likewise.
10737 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10738 * expr.c (emit_block_move): Adjust use of
10739 OUTGOING_REG_PARM_STACK_SPACE.
10740 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10741 OUTGOING_REG_PARM_STACK_SPACE.
10742 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10744 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10746 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10747 on OMP_RETURN for OMP_FOR.
10750 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10751 (fortran_common): New function.
10752 (gen_variable_die): Call fortran_common instead of common_check,
10753 adjust for it returning tree instead of rtx. Formatting.
10755 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10759 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10760 * c-decl.c (merge_decls): Ditto.
10761 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10762 to RTL_CONST_OR_PURE_CALL_P.
10763 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10764 Initialized DECL_LOOPING_CONST_PURE.
10765 (process_call_operands): Set tree_side_effects properly.
10766 * tree.h (TREE_READONLY_DECL_P): Removed.
10767 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10768 (DECL_LOOPING_OR_CONST_P): New macro.
10769 (struct tree_function_decl): Added looping_const_or_pure_p.
10770 (ECF_*) Renumbered.
10771 (ECF_LOOPING_OR_CONST_P): New macro.
10772 * rtlanal.c (pure_const_p): Removed.
10773 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10774 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10775 to RTL_CONST_CALL_P.
10776 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10777 (check_decl, check_tree, check_call, scan_function): Initialize
10779 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10780 (static_execute): Set looping true for recursive functions.
10781 Undo setting state to IPA_NEITHER for recursive functions.
10782 * cse.c (cse_insn):
10783 * ifcvt.c (noce_can_store_speculate_p): Changed
10784 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10785 RTL_CONST_OR_PURE_CALL_P.
10786 * dse.c (scan_insn): Ditto.
10787 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10788 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10789 RTL_CONST_OR_PURE_CALL_P.
10790 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10791 pure_call_p to RTL_CONST_CALL_P.
10792 * gimplify.c (gimplify_call_expr): Clear side effects for
10793 non-looping pure and constant calls.
10794 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10795 (flags_from_decl_or_type): Set ecf flags from decl flags.
10796 (initialize_argument_information): Turn off
10797 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10798 Change const to pure if callee_copies is true rather than just
10800 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10801 way of marking pure calls.
10802 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10803 Remove hack that was supposed to fix pr7335 and remove old
10804 way of marking pure calls.
10805 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10806 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10807 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10808 RTL_CONST_OR_PURE_CALL_P.
10809 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10810 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10811 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10812 * sched-deps.c (schedule_analyze): Ditto.
10813 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10814 return_val field of calls to represent pure and const function info.
10815 (CONST_OR_PURE_CALL_P): Deleted macro.
10816 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10817 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10818 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10820 * tree-optimize.c (execute_fixup_cfg): Added test for
10821 ECF_LOOPING_CONST_OR_PURE.
10822 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10824 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10825 effects for looping pure or const calls.
10826 (verify_gimple_expr): Added verification code.
10827 * config/alpha/alpha.c (alpha_legitimize_address,
10828 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10830 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10831 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10832 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10833 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10834 RTL_CONST_OR_PURE_CALL_P.
10835 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10836 and const calls to be deleted.
10838 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10841 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10842 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10843 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10844 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10845 to handle nonimmediate operands.
10846 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10847 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10848 to handle nonimmediate operands.
10849 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10850 (mmx_pmulhrwv4hi3): New expander. Use
10851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10852 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10853 (sse2_umulv1siv1di3): New expander. Use
10854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10855 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10856 (mmx_eq<mode>3): New expander. Use
10857 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10858 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10859 (mmx_uavgv8qi3): New expander. Use
10860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10861 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10862 (mmx_uavgv4hi3): New expander. Use
10863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10865 * config/i386/sse.md
10866 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10867 to handle nonimmediate operands.
10868 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10869 to handle nonimmediate operands.
10870 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10871 to handle nonimmediate operands.
10872 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10873 to handle nonimmediate operands.
10874 (sse2_unpckhpd_exp): New expander. Use
10875 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10876 (sse2_unpcklpd_exp): New expander. Use
10877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10878 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10879 to handle nonimmediate operands.
10880 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10881 to handle nonimmediate operands.
10882 (*sse2_<plusminus_insn><mode>3): Rename from
10883 sse2_<plusminus_insn><mode>3 insn pattern.
10884 (sse2_<plusminus_insn><mode>3): New expander. Use
10885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10886 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10887 (sse2_umulv2siv2di3): New expander. Use
10888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10889 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10890 (sse4_1_mulv2siv2di3): New expander. Use
10891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10892 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10893 (sse2_pmaddwd): New expander. Use
10894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10895 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10896 (sse2_eq<mode>3): New expander. Use
10897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10898 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10899 (sse4_1_eqv2di3): New expander. Use
10900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10901 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10902 (sse2_uavgv16qi3): New expander. Use
10903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10904 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10905 (sse2_uavgv16qi3): New expander. Use
10906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10907 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10908 (sse2_uavgv8hi3): New expander. Use
10909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10910 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10911 (ssse3_pmulhrswv8hi3): New expander. Use
10912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10913 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10914 (ssse3_pmulhrswv4hi3): New expander. Use
10915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10917 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10918 (<sse>_vmmul<mode>3): Ditto.
10919 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10921 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10922 (ssse3_pmaddubsw): Ditto.
10924 * config/i386/i386.c (struct_builtin_description)
10925 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10926 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10927 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10928 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10929 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10930 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10931 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10932 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10933 (ix86_fixup_binary_operands): Assert that src1
10934 and src2 must have the same mode when swapped.
10935 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10936 and ix86_binary_operator_ok. Do not force operands in registers
10939 2008-05-07 Jan Hubicka <jh@suse.cz>
10941 * cgraph.c (dump_cgraph_node): Update.
10942 * cgraph.h (cgraph_local_info): Break out inline summary.
10943 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10945 * ipa-inline (inline_summary): New accestor function.
10946 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10947 cgraph_decide_inlining, compute_inline_parameters): Update.
10948 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10950 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10952 Cleanup ColdFire scheduling support and add V4 pipeline model.
10954 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10955 (define_attr cpu): Add cfv4 value.
10956 (define_attr type, define_attr type1): Merge into a single 'type'
10957 attribute. Update all uses.
10958 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10959 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10961 (define_attr opx_mem, define_attr opy_mem): Remove.
10962 (define_attr op_mem): Clean up, update comment.
10963 (define_attr size): Use specific values instead of general int.
10964 (define_attr guess, define_attr split): Remove. Update all uses.
10965 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10966 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10967 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10968 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10969 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10970 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10971 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10972 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10973 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10974 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10975 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10976 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10977 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10978 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10979 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10980 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10981 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10982 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10983 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10984 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10985 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10986 Update or set attributes.
10987 (stack_tie): New fake instruction.
10989 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10990 (m68k_sched_attr_size): Update declaration.
10991 (m68k_sched_attr_type2): Remove.
10992 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10993 Declare new bypass predicates.
10995 * config/m68k/m68k.c (m68k_sched_issue_rate,
10996 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10998 (TARGET_SCHED_ISSUE_RATE,
10999 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
11000 (override_options): Handle scheduling for ColdFire V4 core.
11001 (m68k_expand_prologue): Emit stack_tie.
11002 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
11003 'OP_TYPE_FPN'. Update all uses.
11004 (sched_guess_p): Remove.
11005 (sched_address_type): Handle symbolic addresses.
11006 (sched_get_operand): New static function.
11007 (sched_operand_type): Merge into sched_attr_op_type.
11008 (sched_attr_op_type): Handle FP registers, handle quick constants,
11010 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
11011 (m68k_sched_attr_size): Update. Move logic to ...
11012 (sched_get_attr_size_int): New static function.
11013 (sched_get_opxy_mem_type): New static function.
11014 (m68k_sched_attr_op_mem): Update.
11015 (m68k_sched_attr_type2): Remove.
11016 (sched_cfv4_bypass_data): New static variable.
11017 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
11018 (m68k_sched_issue_rate): Implement scheduler hook.
11019 (struct _sched_ib: enabled_p): New field.
11020 (m68k_sched_variable_issue): Update. Handle V4.
11021 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
11022 sched_dump_class_func_t, sched_dump_split_class,
11023 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
11024 sched_dump_dfa_class, m68k_sched_dump): Remove.
11025 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
11027 (m68k_sched_init_global): Remove statisctics dumping, introduce
11028 sanity check that all instructions have pipeline reservations. Handle
11030 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11031 Handle ColdFire V4 core.
11032 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
11033 New static functions.
11034 (m68k_sched_address_bypass_p): New bypass predicate.
11035 (sched_get_indexed_address_scale): New static function.
11036 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
11038 * cf.md: Update comments.
11039 (define_attr type2): Remove. Use 'type' attribute instead.
11041 (cf_ib): Rename to cfv123_ib. Update all uses.
11042 (cf_oep): Rename to cfv123_oep. Update all uses.
11043 (cf_chr): Rename to cfv123_chr. Update all uses.
11044 (cf_mem): Rename to cfv123_mem. Update all uses.
11045 (cf_mac): Move to more appropriate place.
11046 (cfv123_guess): New automaton and cpu_unit.
11047 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
11048 Update uses of 'size' attribute. Handle before reload scheduling.
11049 (cfv123_guess): New dummy reservation for unhandled instructions.
11050 (cfv4_*): Pipeline description of ColdFire V4 core.
11051 (ignore): New reservation to handle 'ignore' type.
11053 2008-05-07 Ian Lance Taylor <iant@google.com>
11055 PR middle-end/36013
11056 * gimplify.c (find_single_pointer_decl_1): Don't look through
11058 (find_single_pointer_decl): Adjust comments.
11060 2008-05-07 Jakub Jelinek <jakub@redhat.com>
11062 PR middle-end/36137
11063 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
11064 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
11066 PR middle-end/36106
11067 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
11068 integral type rather than floating point, then VIEW_CONVERT_EXPR
11069 to the floating point type.
11071 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11073 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
11074 TFmode op0 to register.
11076 2008-05-07 Alan Modra <amodra@bigpond.net.au>
11078 * c-decl.c (grokdeclarator): Comment typo.
11080 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
11082 * tree-flow.h: Remove prototype for computed_goto_p.
11083 * tree-cfg.c (computed_goto_p): Make static.
11085 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
11088 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
11089 (contains_aligned_value_p): This. Handle _Decimal128.
11090 (ix86_function_arg_boundary): Only align _Decimal128 to its
11091 natural boundary and handle it properly.
11093 2008-05-06 Martin Jambor <mjambor@suse.cz>
11095 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
11096 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
11097 (ipcp_method_set_orig_node): Removed.
11098 (ipcp_cval_get_cvalue_type): Removed.
11099 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
11100 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
11101 (ipcp_cval_set_cvalue_type): Removed.
11102 (ipcp_cval_get_cvalue): Removed.
11103 (ipcp_cval_set_cvalue): Removed.
11104 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
11105 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
11106 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
11107 (ipcp_cval_meet): Renamed to ipa_lattice_meet
11108 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
11109 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
11110 (ipcp_get_ith_lattice): Changed parameters.
11111 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
11112 (ipcp_lattice_from_jfunc): Changed parameters.
11113 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
11114 (ipcp_method_cval_print): Added temporary variable info.
11115 (ipcp_redirect): Removed already unused local variable caller.
11116 (ipcp_redirect): New temporary variable orig_callee_info
11117 (ipcp_redirect): Removed newly unused local variable callee.
11118 (ipcp_redirect): Removed (a bit confusing) local variable type.
11119 (ipcp_insert_stage): Added local variable info.
11120 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
11122 (ipcp_formal_create): Removed.
11123 (ipcp_method_cval_set): Removed.
11124 (ipcp_propagate_stage): Renamed lattice variables.
11125 (ipcp_method_cval_set_cvalue_type): Removed.
11126 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
11127 (ipcp_print_all_lattices): Changed printed strings to refer to
11128 lattices rather than cvals.
11129 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
11130 (ipcp_propagate_const): Changed formal parameters.
11131 (build_const_val): Changed formal parameters.
11132 (ipcp_insert_stage): Removed useless variable cvalue
11133 (build_const_val): Changed formal parameters.
11134 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
11135 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
11136 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
11137 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
11138 (ipcp_print_func_profile_counts): Changed string from "method" to
11140 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
11141 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
11142 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
11143 (ipcp_structures_print): Renamed to ipcp_print_all_structures
11144 (ipcp_profile_print): Renamed to ipcp_print_profile_data
11145 (ipcp_lat_is_const): Changed parameters and made inline.
11146 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
11147 (ipcp_redirect): Renamed to ipcp_need_redirect_p
11148 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
11149 the predicate condition directly
11150 (ipcp_propagate_stage): Added local variable args. Removed local
11151 variable callee. (Both are mere code simplifications.)
11152 (ipcp_method_dont_insert_const): Renamed to
11153 ipcp_node_not_modifiable_p.
11154 (ipcp_node_not_modifiable_p): Made inline.
11155 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
11156 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
11157 (ipcp_print_all_lattices): Removed variable cvalue
11158 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
11161 2008-05-06 Olivier Hainque <hainque@adacore.com>
11163 * tree-sra.c (try_instantiate_multiple_fields): Early return
11164 if field has POINTER_TYPE.
11166 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
11168 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
11169 by using 'q' specifier for instruction.
11170 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
11172 2008-05-06 Anatoly Sokolov <aesok@post.ru>
11174 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11175 Change mode of zero_extract from QImode to HImode.
11176 (sign bit tests peepholes): (Ditto.).
11178 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
11180 * config/i386/mmx.md: Remove double backslashes from asm templates.
11181 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
11182 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11183 to handle nonimmediate operands.
11184 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
11185 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11186 to handle nonimmediate operands.
11187 (*mmx_<code>v2sf3_finite): New insn pattern.
11188 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
11189 (mmx_<code>v2sf3): New expander. Use
11190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11191 (mmx_<plusminus_insn><mode>3): New expander. Use
11192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11193 (*mmx_<plusminus_insn><mode>3): New insn pattern.
11194 (mmx_add<mode>3): Removed.
11195 (mmx_ssadd<mode>3): Ditto.
11196 (mmx_usadd<mode>3): Ditto.
11197 (mmx_sub<mode>3): Ditto.
11198 (mmx_sssub<mode>3): Ditto.
11199 (mmx_ussub<mode>3): Ditto.
11200 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
11201 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
11202 to handle nonimmediate operands.
11203 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
11205 (mmx_smulv4hi3_highpart): New expander. Use
11206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11207 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
11209 (mmx_umulv4hi3_highpart): New expander. Use
11210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11211 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
11212 (mmx_<code>v4hi3): New expander. Use
11213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11214 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
11215 (mmx_<code>v8qi3): New expander. Use
11216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11217 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
11218 (mmx_<code><mode>3): New expander. Use
11219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11221 2008-05-05 Jan Hubicka <jh@suse.cz>
11223 PR tree-optimization/36118
11224 * passes.c (pass_init_dump_file): Fix dump header.
11226 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11228 PR middle-end/36141
11229 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
11230 VCE for function decls.
11232 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
11234 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
11236 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
11238 * config/i386/i386.md (sat_plusminus): New.
11239 (plusminus_insn): Likewise.
11240 (plusminus_mnemonic): Likewise.
11242 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
11243 (*<addsub><mode>3_cc_overflow): Renamed to ...
11244 (*<plusminus_insn><mode>3_cc_overflow): This.
11245 (*<addsub>si3_zext_cc_overflow): Renamed to ...
11246 (*<plusminus_insn>si3_zext_cc_overflow): This.
11248 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
11249 (<plusminus_insn><mode>3): This.
11250 (*<addsub><mode>3): Renamed to ...
11251 (*<plusminus_insn><mode>3): This.
11252 (<sse>_vm<addsub><mode>3): Renamed to ...
11253 (<sse>_vm<plusminus_insn><mode>3): This.
11254 (sse3_h<addsub>v4sf3): Renamed to ...
11255 (sse3_h<plusminus_insn>v4sf3): This.
11256 (sse3_h<addsub>v2df3): Renamed to ...
11257 (sse3_h<plusminus_insn>v2df3): This.
11258 (<plusminus_insn><mode>3): New.
11259 (*<plusminus_insn><mode>3): Likewise.
11260 (sse2_<plusminus_insn><mode>3): Likewise.
11261 (add<mode>): Removed.
11262 (*add<mode>3): Likewise.
11263 (sse2_ssadd<mode>3): Likewise.
11264 (sse2_usadd<mode>3): Likewise.
11265 (sub<mode>3): Likewise.
11266 (*sub<mode>3): Likewise.
11267 (sse2_sssub<mode>3): Likewise.
11268 (sse2_ussub<mode>3): Likewise.
11270 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
11272 * gthr-single.h: Add in required interface elements as per gthr.h.
11273 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
11274 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
11275 Generalize UNUSED macro.
11276 (__gthread_once): Add.
11277 (__gthread_key_create): Add.
11278 (__gthread_key_delete): Add.
11279 (__gthread_getspecific): Add.
11280 (__gthread_setspecific): Add.
11282 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
11284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
11285 the same size types for the indirect reference on the rhs, then
11288 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
11290 * config/i386/i386.md
11291 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
11292 one insn template instead of template series.
11293 (*xordi_1_rex64): Ditto.
11294 (*xordi_2_rex64): Ditto.
11296 2008-05-05 Ira Rosen <irar@il.ibm.com>
11298 PR tree-optimization/36119
11299 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
11302 2008-06-04 Jan Hubicka <jh@suse.cz>
11304 tree-optimization/36100
11305 * tree-pass.h (pass_O0_always_inline): Declare.
11306 * ipa-inline.c (inline_transform): Remove dead code.
11307 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11308 pass_O0_always_inline): New.
11309 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
11311 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
11313 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
11314 mnemonic in this_param move for TARGET_64BIT.
11316 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
11318 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
11319 (*strmovsi_rex_1): Ditto.
11320 (*strsetsi_1): Ditto.
11321 (*strsetsi_rex_1): Ditto.
11323 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
11324 adddicc expanders using SWI mode iterator.
11326 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
11329 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
11332 2008-05-04 David S. Miller <davem@davemloft.net>
11334 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
11335 (sparc*-*-linux*): Use linux.h in tm_file.
11336 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
11337 compiler defaulting to 32-bit.
11338 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
11340 * config/sparc/linux.h: Remove definitions now obtained
11341 properly from linux.h
11342 * config/sparc/linux64.h: Likewise.
11343 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
11344 don't want this setting for 32-bit builds in a biarch compiler.
11345 * doc/install.texi: Add sparc-linux to list of targets
11346 supporting --enable-targets=all.
11348 2008-05-03 Andrew Pinski <pinskia@gmail.com>
11350 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
11352 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
11354 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
11355 after V4SI_FTYPE_V8HI.
11356 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
11357 case V4SI_FTYPE_V2DF.
11359 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
11361 * doc/invoke.texi (max-flow-memory-locations): Removed.
11362 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
11364 2008-05-03 Richard Guenther <rguenther@suse.de>
11366 PR middle-end/34973
11367 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
11369 2008-05-02 David S. Miller <davem@davemloft.net>
11371 * config.gcc (need_64bit_hwint): Document libcpp dependency.
11373 2008-05-02 Simon Baldwin <simonb@google.com>
11376 * c-common.h (warn_array_subscript_range): Removed.
11377 * c-common.c (warn_array_subscript_range): Ditto.
11378 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
11379 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
11381 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
11383 * config/i386/i386.c (ix86_special_builtin_type): New.
11384 (bdesc_special_args): Likewise.
11385 (ix86_expand_special_args_builtin): Likewise.
11386 (ix86_init_mmx_sse_builtins): Updated.
11387 (ix86_expand_builtin): Updated.
11388 (ix86_expand_store_builtin): Removed.
11389 (ix86_expand_unop_builtin): Likewise.
11391 * config/i386/mm3dnow.h (__v2sf): Moved to ...
11392 * config/i386/mmintrin.h (__v2sf): Here.
11394 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
11396 (_mm_loadl_pi): Likewise.
11397 (_mm_storeh_pi): Replace __v2si with __v2sf.
11398 (_mm_storel_pi): Likewise.
11400 * doc/extend.texi: Correct __builtin_ia32_loadhps,
11401 __builtin_ia32_loadlps, __builtin_ia32_storehps,
11402 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
11403 __builtin_ia32_loadlpd.
11405 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
11407 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
11408 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
11409 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
11410 (ix86_init_mmx_sse_builtins): Updated.
11411 (ix86_expand_args_builtin): Likewise.
11412 (ix86_expand_builtin): Likewise.
11413 (ix86_expand_unop1_builtin): Renamed to ...
11414 (ix86_expand_unop_vec_merge_builtin): This.
11416 2008-05-01 Jan Hubicka <jh@suse.cz>
11419 * ipa-inline.c (inline_generate_summary): Make static.
11420 (inline_transform): Do not call inlining at -O0; make static.
11421 * passes.c (execute_todo): Add sanity check.
11422 (execute_one_ipa_transform_pass): Execute proper flags.
11424 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
11426 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
11427 (DECL_NONADDRESSABLE_P): Likewise.
11428 * alias.c (record_component_aliases): Fix comment.
11430 2008-05-01 Simon Baldwin <simonb@google.com>
11432 * c-common.h (warn_array_subscript_range): New function.
11433 * c-common.c (warn_array_subscript_range): Ditto.
11434 * tree-vrp.c (check_array_ref): Corrected code to agree with
11435 comment, ignoring only arrays of size 0 or size 1.
11436 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
11438 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11440 * config/i386/i386.c (ix86_builtin_type): Replace
11441 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
11442 (bdesc_args): Updated.
11443 (ix86_init_mmx_sse_builtins): Likewise.
11444 (ix86_expand_args_builtin): Likewise.
11446 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
11449 * doc/extend.texi: Correct __builtin_ia32_palignr.
11451 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11454 * config/i386/i386.c (bdesc_crc32): Removed.
11455 (ix86_expand_crc32): Likewise.
11456 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
11457 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
11458 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
11459 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
11460 UINT_FTYPE_UINT_UCHAR.
11461 (bdesc_args): Updated. Add crc32 builtins.
11462 (ix86_init_mmx_sse_builtins): Updated.
11463 (ix86_expand_args_builtin): Updated to support subreg.
11465 * doc/extend.texi: Correct __builtin_ia32_crc32di.
11467 2008-05-01 Jan Hubicka <jh@suse.cz>
11469 * tree-pass.h (opt_pass): Add IPA_PASS.
11470 (varpool_node, cgraph_node): Forward declare.
11471 (ipa_opt_pass): Define.
11472 (pass_ipa_inline): Turn into ipa_opt_pass.
11473 (pass_apply_inline): Remove.
11474 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
11475 (apply_inline): Turn into ....
11476 (inline_transform): ... this one.
11477 (inline_generate_summary): New function.
11478 (pass_apply_inline): Remove.
11479 * function.h (ipa_opt_pass): Forward declare structure; typedef;
11481 (struct function): Add ipa_transforms_to_apply.
11482 * passes.c (register_one_dump_file): Work on IPA_PASS.
11483 (init_optimization_passes): Remove pass_inline_parameters and
11485 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
11486 (execute_one_pass) ... here; apply transforms when possible.
11487 (add_ipa_transform_pass, execute_ipa_summary_asses,
11488 execute_one_ipa_transform_pass): New.
11489 (execute_ipa_pass_list): Update for IPA_PASS type.
11491 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11493 * config/i386/i386.c (ix86_builtin_type): Add
11494 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
11495 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
11496 (bdesc_args): Add SSE4a builtins.
11497 (ix86_init_mmx_sse_builtins): Updated.
11498 (ix86_expand_args_builtin): Likewise.
11499 (ix86_expand_builtin): Likewise.
11501 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11503 * config/i386/i386.c (ix86_builtin_type): Add
11504 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
11505 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
11506 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
11507 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
11508 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
11509 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
11510 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
11511 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
11512 and DI_FTYPE_DI_DI_INT.
11513 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
11514 (ix86_init_mmx_sse_builtins): Updated.
11515 (ix86_expand_args_builtin): Likewise.
11516 (ix86_expand_builtin): Likewise.
11517 (ix86_expand_binop_imm_builtin): Removed.
11519 * doc/extend.texi: Correct __builtin_ia32_palignr128.
11521 2008-04-30 Richard Guenther <rguenther@suse.de>
11523 PR tree-optimization/32921
11524 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
11526 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
11528 * config/arm/arm.c (arm_unwind_emit): Use
11529 crtl->all_throwers_are_sibcalls instead of
11530 cfun->all_throwers_are_sibcalls.
11531 (arm_output_fn_unwind): Likewise.
11532 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
11533 instead of cfun->uses_pic_offset_table.
11534 (frv_expand_prologue): Likewise.
11535 (frv_frame_pointer_required): Likewise.
11536 (frv_expand_fdpic_call): Likewise.
11537 (frv_emit_movsi): Likewise.
11538 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
11539 cfun->returns_pcc_struct instead of
11540 current_function_returns_pcc_struct.
11541 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
11542 instead of cfun->calls_eh_return.
11543 (m32c_pushm_popm): Likewise.
11544 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
11545 "extern" declaration.
11547 2008-04-30 Richard Guenther <rguenther@suse.de>
11549 PR tree-optimization/21636
11550 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
11552 (evaluate_stmt): Print the likely value.
11553 (ccp_visit_stmt): Avoid excessive vertical spacing.
11555 2008-04-30 Rafael Espindola <espindola@google.com>
11557 * builtins.c (fold_call_expr): Return realret.
11558 * tree-ssa-threadedge.c
11559 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11560 __builtin_object_size.
11562 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
11564 * gcc.c (wrapper_string): New variable.
11565 (insert_wrapper): New function.
11566 (execute): New option -wrapper.
11567 * doc/invoke.texi (Overall Options): New driver option -wrapper.
11569 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
11571 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
11572 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
11573 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
11575 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
11576 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
11577 config/rs6000/e500crtres64gprctr.asm,
11578 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
11579 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
11580 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
11581 config/rs6000/e500crtsav64gprctr.asm,
11582 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
11583 config/rs6000/e500crtsavg64gprctr.asm: New files.
11584 * config/rs6000/t-ppccomm: Add build rules for new files.
11585 (LIB2FUNCS_STATIC_EXTRA): Add new files.
11586 * config/rs6000/t-netbsd: Add build rules for new files.
11587 (LIB2FUNCS_STATIC_EXTRA): New variable.
11588 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
11589 (CRTSAVRES_DEFAULT_SPEC): Likewise.
11590 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
11592 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
11594 * config/i386/i386.c (ix86_builtin_type): Add
11595 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
11596 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
11597 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
11598 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
11599 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
11600 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
11601 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
11602 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
11603 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
11604 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
11605 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
11606 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
11607 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
11608 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
11609 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
11610 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
11611 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
11612 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
11613 V1DI_FTYPE_V2SI_V2SI.
11614 (bdesc_2arg): Moved to ...
11615 (bdesc_args): Here.
11616 (ix86_init_mmx_sse_builtins): Updated.
11617 (ix86_expand_args_builtin): Updated. Take a pointer
11618 to const struct builtin_description. Handle comparison
11620 (ix86_expand_sse_compare): Take a new argument for swapping operands.
11621 (ix86_expand_builtin): Updated.
11623 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
11624 (ssse3_pmaddubsw128): This.
11625 (ssse3_pmaddubswv4hi3): Renamed to ...
11626 (ssse3_pmaddubsw): This.
11628 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11629 (__builtin_ia32_packssdw128): Likewise.
11630 (__builtin_ia32_packuswb128): Likewise.
11631 (__builtin_ia32_pmaddubsw): Likewise.
11632 (__builtin_ia32_pmaddubsw128): Likewise.
11634 2008-04-30 Richard Guenther <rguenther@suse.de>
11636 PR tree-optimization/14847
11637 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11638 (recognize_bits_test): Use it.
11639 (recognize_single_bit_test): Likewise.
11641 2008-04-30 Martin Jambor <mjambor@suse.cz>
11643 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11644 instead of setting number of formal parameters to zero.
11645 (ipcp_init_stage): Do not set the number of actual parameters to zero
11647 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11648 which are called with variable number of arguments.
11649 (ipcp_insert_stage): Explicitely skipping all nodes which are
11650 called with variable number of arguments.
11651 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11652 number of parameters.
11654 * ipa-prop.h (struct ipa_node_params): Added flag
11655 called_with_var_arguments
11656 (ipa_set_param_count): Added. Changed sole setter to use it.
11657 (ipa_get_param_count): Added. All readers of param_count
11658 converted to use it instead.
11659 (ipa_set_called_with_variable_arg): Added.
11660 (ipa_is_called_with_var_arguments): Added.
11661 (ipa_get_ith_param): Added. All readers of param_decls converted
11663 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11665 (ipa_get_cs_argument_count): Added, all readers of argument_count
11667 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11670 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11671 (struct ipcp_lattice): Renamed cval_type to type
11672 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11674 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11675 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11676 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11677 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11678 (build_const_val): Changed the type of parameter cvalue to tree
11679 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11680 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11682 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11685 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11686 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11687 (ipa_add_method): Renamed to ipa_push_func_to_list
11688 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11689 (ipa_callsite_param_count): Removed.
11690 (ipa_callsite_param_count_set): Removed.
11691 (ipa_callsite_param): Removed.
11692 (ipa_callsite_callee): Removed.
11693 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11694 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11695 (ipa_method_formal_count): Removed.
11696 (ipa_method_formal_count_set): Removed.
11697 (ipa_method_get_tree): Removed.
11698 (ipa_method_tree_map_create): Removed.
11699 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11700 (ipa_create_param_decls_array): Creates the array itself
11701 (ipa_create_param_decls_array): Temporary variable info instead of
11702 a few dereferences.
11703 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11704 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11705 (get_type): Removed.
11706 (ipa_jf_get_info_type): Removed.
11707 (ipa_node_create): Renamed to ipa_create_node_params
11708 (ipa_free): Renamed to ipa_free_all_node_params
11709 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11710 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11711 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11712 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11713 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11714 ipa_free_all_edge_args
11715 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11716 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11717 (ipa_create_methodlist_node): Removed.
11718 (ipa_methodlist_method): Removed.
11719 (ipa_methodlist_method_set): Removed.
11720 (ipa_methodlist_next_method): Removed.
11721 (ipa_methodlist_next_method_set): Removed.
11722 (ipa_method_is_modified): Removed.
11723 (ipa_method_modify_create): Removed.
11724 (ipa_method_modify_init): Temporary variable info instead of a few
11726 (ipa_detect_param_modifications): Temporary variable info instead of
11727 a few dereferences.
11728 (ipa_compute_jump_functions): Temporary variable info instead of
11729 a few dereferences.
11730 (ipa_method_modify_set): Removed.
11731 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11732 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11733 than craph_node as the first parameter.
11734 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11735 (ipa_method_modify_init): Removed.
11736 (ipa_compute_jump_functions): Added a temp variable instead of
11737 repeatadly dereferencing the cgraph_edge.aux pointer
11738 (ipa_callsite_param_set_type): Removed.
11739 (ipa_compute_jump_functions): i renamed to index and moved to
11741 (ipa_callsite_param_set_info_type_formal): Removed.
11742 (ipa_callsite_param_set_info_type): Removed.
11743 (ipa_callsite_param_map_create): Removed.
11744 (ipa_callsite_tree): Removed.
11745 (ipa_callsite_caller): Removed.
11746 (ipa_pop_func_from_list): return_method removed to return_func
11748 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11749 prefixed all values with IPA_. Changed all users.
11750 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11751 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11752 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11753 (union parameter_info): Renamed to jump_func_value.
11754 (union jump_func_value): Renamed value to constant
11755 (struct ipa_jump_func): Renamed info_type to value
11756 (struct ipa_node): Renamed to ipa_node_params
11757 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11758 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11759 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11760 (struct ipa_edge): Renamed to ipa_edge_args
11761 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11762 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11763 (struct ipa_methodlist): Renamed to ipa_func_list
11764 (struct ipa_func_list): method_p renamed to node, next_method
11766 (ipa_methodlist_p): Removed, switched all users to struct pointer
11767 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11769 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11771 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11772 (rs6000_emit_epilogue): Use backchain to restore only when we
11773 have a large frame. Make use of frame pointer to restore if we
11774 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11776 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11778 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11779 Add mode to zero_extract.
11780 (sign bit tests peepholes): (Ditto.).
11782 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11784 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11785 Instructions in comments with SSE3.
11786 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11787 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11788 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11789 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11790 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11791 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11792 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11793 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11794 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11795 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11796 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11797 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11798 (bdesc_sse_args): Renamed to ...
11799 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11800 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11801 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11802 IX86_BUILTIN_FABSQ.
11803 (bdesc_1arg): Moved to ...
11804 (bdesc_args): Here.
11805 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11806 Instructions in comments with SSE3.
11807 (ix86_expand_sse_operands_builtin): Renamed to ...
11808 (ix86_expand_args_builtin): This. Updated.
11809 (ix86_expand_unop1_builtin): Update comments.
11810 (ix86_expand_builtin): Updated.
11812 2008-04-29 Richard Guenther <rguenther@suse.de>
11814 PR tree-optimization/36078
11815 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11816 Update virtual SSA form after cleaning up the CFG.
11818 2008-04-29 Richard Guenther <rguenther@suse.de>
11820 PR middle-end/15255
11821 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11823 2008-04-29 Richard Guenther <rguenther@suse.de>
11825 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11826 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11827 (compute_flow_insensitive_aliasing): Do not treat
11828 PTR_IS_REF_ALL pointers special.
11829 (get_smt_for): Likewise.
11830 (may_alias_p): Re-structure.
11831 (is_escape_site): A ref-all pointer conversion is not an escape site.
11832 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11833 PTR_IS_REF_ALL pointers special.
11834 * tree-ssa-structalias.h (struct alias_info): Remove
11835 ref_all_symbol_mem_tag field.
11836 (PTR_IS_REF_ALL): Remove.
11838 2008-04-29 Richard Guenther <rguenther@suse.de>
11840 PR middle-end/36077
11841 * fold-const.c (extract_muldiv_1): In combining division constants
11842 make sure to never overflow.
11844 2008-04-29 Nick Clifton <nickc@redhat.com>
11846 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11848 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11851 * optc-gen.awk: Work around HP-UX/IA awk bug.
11853 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11855 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11858 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11861 * config/i386/i386.md
11862 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11863 Change operand 1 predicate to nonimmediate_operand.
11865 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11868 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11870 * gengtype.c (walk_type, write_func_for_structure): Handle
11872 * doc/gty.texi: Document chain_circular.
11874 2008-04-28 Richard Guenther <rguenther@suse.de>
11876 PR tree-optimization/36066
11877 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11880 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11883 * config/i386/i386.md
11884 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11885 Use match_scratch instead of match_operand for operands 3 and 4.
11887 2008-04-27 Richard Guenther <rguenther@suse.de>
11889 PR tree-optimization/18754
11890 PR tree-optimization/34223
11891 * tree-pass.h (pass_complete_unrolli): Declare.
11892 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11893 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11894 Rewrite loop into loop closed SSA form if it is not already.
11895 (tree_unroll_loops_completely): Re-structure to iterate over
11896 innermost loops with intermediate CFG cleanups.
11897 Unroll outermost loops only if requested or the code does not grow
11899 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11900 loops are available.
11901 (tree_vectorize): Instead do so here.
11902 (tree_complete_unroll): Also unroll outermost loops.
11903 (tree_complete_unroll_inner): New function.
11904 (gate_tree_complete_unroll_inner): Likewise.
11905 (pass_complete_unrolli): New pass.
11906 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11907 uses outside of the loop.
11908 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11909 form if it is available.
11910 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11911 * passes.c (init_optimization_passes): Schedule complete inner
11912 loop unrolling pass before the first CCP pass after final inlining.
11914 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11916 * targhooks.h (default_emutls_var_fields,
11917 default_emutls_var_init): Declare.
11918 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11919 * target.h (struct gcc_target): Add struct emutls member.
11920 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11921 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11922 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11923 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11924 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11925 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11926 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11927 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11928 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11929 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11930 emit debug information.
11931 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11932 * varasm.c: Include targhooks.h.
11933 (emutls_object_section, emutls_tmpl_section): New.
11934 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11935 (EMUTLS_SEPARATOR): New.
11936 (prefix_name): New.
11937 (get_emutls_object_name): New.
11938 (default_emutls_var_fields): New, broken out of ...
11939 (get_emutls_object_type): ... here. Adjust to use target hooks.
11940 (get_emutls_init_templ_addr): Adjust to use target hooks.
11941 (emutls_decl): Adjust to use target hooks.
11942 (emutls_finish): Likewise.
11943 (default_emutls_var_init): New, broken out of ...
11944 (assemble_variable): ... here. Adjust to use target hooks.
11945 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11946 SECCAT_EMUTLS_TMPL.
11947 * c-common.c (handle_section_attribute): Prevent overriding
11948 sections for emulated tls with special sections.
11949 * config/i386/i386.c (x86_64_elf_select_section): Add
11950 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11951 (x86_64_elf_unique_section): Likewise.
11952 * config/vxworks.c: Include tree.h.
11953 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11954 (vxworks_override_options): Set TLS scheme.
11955 * doc/tm.texi (Emulated TLS): New node.
11957 2008-04-26 Simon Baldwin <simonb@google.com>
11960 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11961 with propagated string constants.
11963 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11965 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11966 constraint for operand 2 when operand 0 is memory operand.
11967 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11968 operand 0 is memory operand.
11969 (fix_trunc<mode>_i387_with_temp): Ditto.
11970 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11971 operand 2 when operand 1 is memory operand.
11972 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11973 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11974 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11975 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11976 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11977 operands 2,3 and 4 when operand 1 is memory operand.
11978 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11980 (fistdi2_floor_with_temp): Ditto.
11981 (fist<mode>2_floor_with_temp): Ditto.
11982 (fistdi2_ceil_with_temp): Ditto.
11983 (fist<mode>2_ceil_with_temp): Ditto.
11984 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11986 2008-04-26 David Daney <ddaney@avtrex.com>
11988 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11990 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11991 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11992 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11993 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11994 (compare_and_swap_12): New insn.
11995 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11996 * config/mips/mips.c (mips_force_binary): New function.
11997 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11998 (mips_expand_compare_and_swap_12): New function.
11999 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
12001 2008-04-25 Jan Hubicka <jh@suse.cz>
12004 * cfgexpand.c (pass_expand): Turn into RTL pass.
12005 * passes.c (execute_one_pass): Do pass typechecking after execution.
12006 * tree-pass.h (pass_expand): Turn into RTL pass.
12008 * function.h (struct rtl_data): Move here fields
12009 accesses_prior_frames, calls_eh_return, saves_all_registers,
12010 has_nonlocal_goto, has_asm_statement, is_thunk,
12011 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
12012 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
12013 arg_pointer_save_area_init from struct function; turn into bool.
12014 (struct function): Move
12015 calls_eh_return, saves_all_registers, has_nonlocal_goto,
12016 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
12017 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
12018 tail_call_emit, arg_pointer_save_area_init
12019 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
12020 (current_function_returns_struct, current_function_returns_pcc_struct,
12021 current_function_calls_setjmp, current_function_calls_alloca,
12022 current_function_accesses_prior_frames,
12023 current_function_calls_eh_return, current_function_is_thunk,
12024 current_function_stdarg, current_function_profile,
12025 current_function_limit_stack, current_function_uses_pic_offset_table,
12026 current_function_uses_const_pool, current_function_has_nonlocal_label,
12027 current_function_saves_all_registers,
12028 current_function_has_nonlocal_goto,
12029 current_function_has_asm_statement): Remove accesor macros.
12030 * ra-conflict.c (global_conflicts): Update.
12031 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
12032 (suitable_for_tail_call_opt_p): Update.
12033 * builtins.c (expand_builtin_return_addr): Update.
12034 (expand_builtin_setjmp_setup): Update.
12035 (expand_builtin_nonlocal_goto): Update.
12036 * final.c (final_start_function): Update.
12037 (profile_function): Update.
12038 (leaf_function_p): Update.
12039 (only_leaf_regs_used): Update.
12040 * df-scan.c (df_get_exit_block_use_set): Update.
12041 * dojump.c (clear_pending_stack_adjust): Update.
12042 * tree-stdarg.c (gate_optimize_stdarg): Update.
12043 * gimple-low.c (lower_function_body): Update.
12044 * global.c (compute_regsets): Update.
12045 (global_alloc): Update.
12046 * dwarf2out.c (dwarf2out_begin_prologue): Update.
12047 * expr.c (expand_assignment): Update.
12048 * dse.c (dse_step0): Update.
12049 (dse_step1): Update.
12050 * c-decl.c (store_parm_decls): Update.
12051 * local-alloc.c (combine_regs): Update.
12052 (find_free_reg): Update.
12053 * function.c (assign_parms_augmented_arg_list): Update.
12054 (assign_parm_find_data_types): Update.
12055 (assign_parms): Update.
12056 (allocate_struct_function): Update.
12057 (expand_function_start): Update.
12058 (expand_function_end): Update.
12059 (get_arg_pointer_save_area): Update.
12060 (thread_prologue_and_epilogue_insns): Update.
12061 (rest_of_match_asm_constraints): Update.
12062 * stor-layout.c (variable_size): Update.
12063 * gcse.c (gcse_main): Update.
12064 (bypass_jumps): Update.
12065 * gimplify.c (gimplify_function_tree): Update.
12066 * calls.c (emit_call_1): Update.
12067 (expand_call): Update.
12068 * bt-load.c (compute_defs_uses_and_gen): Update.
12069 * except.c (sjlj_assign_call_site_values): Update.
12070 (sjlj_emit_function_enter): Update.
12071 (can_throw_external): Update.
12072 (set_nothrow_function_flags): Update.
12073 (expand_builtin_unwind_init): Update.
12074 (expand_eh_return): Update.
12075 (convert_to_eh_region_ranges): Update.
12076 (output_function_exception_table): Update.
12077 * emit-rtl.c (gen_tmp_stack_mem): Update.
12078 * cfgexpand.c (expand_used_vars): Update.
12079 (tree_expand_cfg): Update.
12080 * cfgcleanup.c (rest_of_handle_jump): Update.
12081 * explow.c (allocate_dynamic_stack_space): Update.
12082 * varasm.c (assemble_start_function): Update.
12083 (force_const_mem): Update.
12084 (mark_constant_pool): Update.
12085 * tree-optimize.c (tree_rest_of_compilation): Update.
12086 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
12087 * tree-cfg.c (notice_special_calls): Update.
12088 (is_ctrl_altering_stmt): Update.
12089 (tree_can_make_abnormal_goto): Update.
12090 (tree_purge_dead_abnormal_call_edges): Update.
12091 * config/alpha/predicates.md: Update.
12092 * config/alpha/alpha.c (alpha_sa_mask): Update.
12093 (alpha_sa_size): Update.
12094 (alpha_does_function_need_gp): Update.
12095 (alpha_expand_prologue): Update.
12096 (alpha_start_function): Update.
12097 (alpha_output_function_end_prologue): Update.
12098 (alpha_expand_epilogue): Update.
12099 * config/frv/frv.c (frv_stack_info): Update.
12100 (frv_expand_epilogue): Update.
12101 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
12102 (s390_register_info): Update.
12103 (s390_frame_info): Update.
12104 (s390_init_frame_layout): Update.
12105 (s390_can_eliminate): Update.
12106 (save_gprs): Update.
12107 * config/spu/spu.c (spu_split_immediate): Update.
12108 (need_to_save_reg): Update.
12109 (spu_expand_prologue): Update.
12110 (spu_expand_epilogue): Update.
12111 * config/sparc/sparc.md: Update.
12112 * config/sparc/sparc.c (eligible_for_return_delay): Update.
12113 (sparc_tls_got): Update.
12114 (legitimize_pic_address): Update.
12115 (sparc_emit_call_insn): Update.
12116 (sparc_expand_prologue): Update.
12117 (output_return): Update.
12118 (print_operand): Update.
12119 (sparc_function_ok_for_sibcall): Update.
12120 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
12121 * config/m32r/m32r.md: Update.
12122 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
12123 (m32r_compute_frame_size): Update.
12124 (m32r_expand_prologue): Update.
12125 (m32r_expand_epilogue): Update.
12126 (m32r_legitimize_pic_address): Update.
12127 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
12128 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
12129 * config/i386/i386.c (ix86_frame_pointer_required): Update.
12130 (gen_push): Update.
12131 (ix86_save_reg): Update.
12132 (ix86_compute_frame_layout): Update.
12133 (ix86_expand_prologue): Update.
12134 (ix86_expand_epilogue): Update.
12135 * config/sh/sh.c (output_stack_adjust): Update.
12136 (calc_live_regs): Update.
12137 (sh5_schedule_saves): Update.
12138 (sh_expand_prologue): Update.
12139 (sh_expand_epilogue): Update.
12140 (sh_setup_incoming_varargs): Update.
12141 (sh_allocate_initial_value): Update.
12142 (sh_get_pr_initial_val): Update.
12143 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
12144 * config/sh/sh.md (label:): Update.
12145 * config/avr/avr.c (out_movhi_mr_r): Update.
12146 * config/crx/crx.h (enum): Update.
12147 * config/xtensa/xtensa.h (along): Update.
12148 * config/stormy16/stormy16.c Update.
12149 (xstormy16_compute_stack_layout): Update.
12150 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
12151 (fr30_expand_prologue): Update.
12152 * config/cris/cris.c (cris_conditional_register_usage): Update.
12153 (cris_reg_saved_in_regsave_area): Update.
12154 (cris_initial_frame_pointer_offset): Update.
12155 (cris_simple_epilogue): Update.
12156 (cris_expand_prologue): Update.
12157 (cris_expand_epilogue): Update.
12158 (cris_expand_pic_call_address): Update.
12159 (cris_asm_output_symbol_ref): Update.
12160 (cris_asm_output_label_ref): Update.
12161 * config/cris/cris.md Update.
12162 * config/iq2000/iq2000.c (compute_frame_size): Update.
12163 (iq2000_expand_epilogue): Update.
12164 * config/mt/mt.h (save_direction): Update.
12165 * config/mn10300/mn10300.c (mn10300_function_value): Update.
12166 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12167 (ia64_secondary_reload_class): Update.
12168 * config/m68k/m68k.c (m68k_save_reg): Update.
12169 (m68k_expand_prologue): Update.
12170 (m68k_expand_epilogue): Update.
12171 (legitimize_pic_address): Update.
12172 * config/rs6000/rs6000.c (rs6000_got_register): Update.
12173 (first_reg_to_save): Update.
12174 (first_altivec_reg_to_save): Update.
12175 (compute_vrsave_mask): Update.
12176 (compute_save_world_info): Update.
12177 (rs6000_stack_info): Update.
12178 (spe_func_has_64bit_regs_p): Update.
12179 (rs6000_ra_ever_killed): Update.
12180 (rs6000_emit_eh_reg_restore): Update.
12181 (rs6000_emit_allocate_stack): Update.
12182 (rs6000_emit_prologue): Update.
12183 (rs6000_emit_epilogue): Update.
12184 (rs6000_output_function_epilogue): Update.
12185 (output_profile_hook): Update.
12186 (rs6000_elf_declare_function_name): Update.
12187 * config/rs6000/rs6000.h (rs6000_args): Update.
12188 * config/rs6000/rs6000.md: Update.
12189 * config/mcore/mcore.c (mcore_expand_prolog): Update.
12190 * config/arc/arc.c (arc_output_function_epilogue): Update.
12191 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
12192 * config/darwin.c (machopic_function_base_name): Update.
12193 * config/score/score3.c (score3_compute_frame_size): Update.
12196 (score3_epilogue): Update.
12197 * config/score/score7.c (score7_compute_frame_size): Update.
12198 (score7_prologue): Update.
12199 (score7_epilogue): Update.
12200 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
12201 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
12202 * config/arm/arm.c (use_return_insn): Update.
12203 (require_pic_register): Update.
12204 (arm_load_pic_register): Update.
12205 (arm_compute_save_reg0_reg12_mask): Update.
12206 (arm_compute_save_reg_mask): Update.
12207 (thumb1_compute_save_reg_mask): Update.
12208 (output_return_instruction): Update.
12209 (arm_output_function_prologue): Update.
12210 (arm_output_epilogue): Update.
12211 (arm_get_frame_offsets): Update.
12212 (arm_expand_prologue): Update.
12213 (thumb_pushpop): Update.
12214 (thumb_exit): Update.
12215 (thumb1_expand_prologue): Update.
12216 (thumb1_expand_epilogue): Update.
12217 (arm_unwind_emit): Update.
12218 (arm_output_fn_unwind): Update.
12219 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
12220 * config/arm/arm.md: Update.
12221 * config/pa/pa.md: Update.
12222 * config/pa/pa.c (legitimize_pic_address): Update.
12223 (compute_frame_size): Update.
12224 (hppa_expand_prologue): Update.
12225 (hppa_expand_epilogue): Update.
12226 (borx_reg_operand): Update.
12227 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
12228 (HARD_REGNO_RENAME_OK): Update.
12229 * config/mips/mips.c (mips_global_pointer): Update.
12230 (mips_save_reg_p): Update.
12231 (mips_compute_frame_info): Update.
12232 (mips_frame_pointer_required): Update.
12233 (mips_expand_prologue): Update.
12234 (mips_expand_epilogue): Update.
12235 (mips_can_use_return_insn): Update.
12236 (mips_reorg_process_insns): Update.
12237 * config/v850/v850.c (compute_register_save_size): Update.
12238 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
12239 * config/mmix/mmix.c (along): Update.
12240 (mmix_expand_epilogue): Update.
12241 * config/bfin/bfin.c (legitimize_pic_address): Update.
12242 (must_save_p): Update.
12243 (stack_frame_needed_p): Update.
12244 (add_to_reg): Update.
12245 (bfin_expand_prologue): Update.
12246 * stmt.c (expand_asm_operands): Update.
12247 * reload1.c (reload): Update.
12248 (init_elim_table): Update.
12250 2008-04-25 Bob Wilson <bob.wilson@acm.org>
12252 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
12254 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
12256 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
12257 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
12258 (mov<mode>): Removed.
12259 (*movv4sf_internal): Likewise.
12260 (*movv2df_internal): Likewise.
12262 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
12264 * config.gcc (crx-*-elf): Remove deprecation.
12266 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
12268 * config/i386/cygming-crtend.c (register_frame_ctor): Register
12269 __gcc_deregister_frame with atexit.
12270 (deregister_frame_dtor): Remove.
12272 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
12273 Nathan Sidwell <nathan@codesourcery.com>
12275 * config/rs6000/rs6000.opt (mspe): Remove Var property.
12277 * config/rs6000/rs6000.h (rs6000_spe): Declare.
12278 (rs6000_isel): Likewise.
12279 * config/rs6000/rs6000.c (rs6000_spe): New variable.
12280 (rs6000_isel): New variable.
12281 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
12283 2008-04-24 Jakub Jelinek <jakub@redhat.com>
12286 * c-common.c (handle_vector_size_attribute): Call
12287 lang_hooks.types.reconstruct_complex_type instead of
12288 reconstruct_complex_type.
12289 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
12290 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
12291 * langhooks.h (struct lang_hooks_for_types): Add
12292 reconstruct_complex_type hook.
12293 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
12294 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
12296 2008-04-24 Richard Guenther <rguenther@suse.de>
12298 * c-common.h (check_builtin_function_arguments): Declare.
12299 * c-common.c (validate_nargs): New function.
12300 (check_builtin_function_arguments): Likewise.
12301 * c-typeck.c (build_function_call): Call
12302 check_builtin_function_arguments.
12303 * builtins.c (fold_builtin_classify): Remove error reporting code.
12304 (fold_builtin_unordered_cmp): Likewise.
12305 (fold_builtin_1): Likewise.
12306 (fold_builtin_n): Likewise.
12308 2008-04-24 Jakub Jelinek <jakub@redhat.com>
12310 PR tree-optimization/36008
12311 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
12312 the original op1, rather than delta by step.
12314 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
12315 Sebastian Pop <sebastian.pop@amd.com>
12317 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
12318 eliminate_local_variables_stmt, eliminate_local_variables,
12319 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
12320 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
12321 of code delimited by two edges in the CFG.
12322 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
12323 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
12324 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
12325 the case of parallelisation of reductions.
12326 (expr_invariant_in_region_p): New.
12328 * tree-flow.h (gather_blocks_in_sese_region): Declared.
12329 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
12331 2008-04-24 Ira Rosen <irar@il.ibm.com>
12332 Richard Guenther <rguenther@suse.de>
12334 PR tree-optimization/36034
12335 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
12336 incapable of dealing with loads with gaps.
12338 2008-04-24 Rafael Espindola <espindola@google.com>
12340 * tree-flow.h (vrp_evaluate_conditional): Change signature.
12341 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12342 vrp_evaluate_conditional.
12343 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
12344 (vrp_evaluate_conditional): Split the cond argument.
12345 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
12346 (simplify_stmt_for_jump_threading): Update call to
12347 vrp_evaluate_conditional.
12349 2008-04-24 Ira Rosen <irar@il.ibm.com>
12351 PR tree-optimization/35982
12352 * tree-vect-analyze.c (vect_check_interleaving): Check that the
12353 interleaved data-refs are of the same type.
12355 2008-04-24 Danny Smith <dannysmith@users.net>
12357 * c-format.c (check_format_info_main): Use strncmp rather than a
12358 magic prefix to handle multichar length specs.
12359 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
12360 Don't prefix "I64" and "I32" with '\0'.
12362 2008-04-24 Jakub Jelinek <jakub@redhat.com>
12365 * config/i386/i386.c (init_cumulative_args): Don't pass anything
12366 in registers for -m32 only if stdarg_p (fntype).
12368 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
12370 PR rtl-optimization/36006
12371 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
12372 temp to op0 in order to avoid invalid rtx sharing.
12374 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12376 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
12377 check TREE_INVARIANT.
12378 * tree-gimple.c (is_gimple_address): New.
12379 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
12380 * tree-gimple.h (is_gimple_address): New.
12381 * tree.h (decl_address_invariant_p): New.
12382 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
12383 (build_string): Likewise.
12384 (decl_address_invariant_p): New, from is_gimple_invariant_address.
12385 (tree_invariant_p_1): Likewise.
12386 (save_expr): Use it.
12387 (tree_invariant_p): New.
12388 (skip_simple_arithmetic): Use it.
12389 (stabilize_reference_1): Use it.
12390 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
12392 (build1_stat): Drop code to compute TREE_INVARIANT.
12393 (build2_stat): Drop code to compute TREE_INVARIANT.
12394 (build3_stat): Drop code to compute TREE_INVARIANT.
12395 (build4_stat): Drop code to compute TREE_INVARIANT.
12396 (build5_stat): Drop code to compute TREE_INVARIANT.
12397 (build7_stat): Drop code to compute TREE_INVARIANT.
12398 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
12399 * tree.h (struct tree_base): Remove invariant_flag.
12400 (TREE_INVARIANT): Remove.
12401 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
12402 (fold_builtin_expect): Check TREE_CONSTANT.
12403 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
12404 * c-tree.h (c_expr_to_decl): Drop third parameter.
12405 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
12406 (build_c_cast): Don't set TREE_INVARIANT.
12407 (pop_init_level): Don't set TREE_INVARIANT.
12408 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
12409 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
12411 (gimplify_init_constructor): Don't set TREE_INVARIANT.
12412 (gimplify_addr_expr): Adjust comment.
12413 * tree-mudflap.c (mf_build_string):
12414 * print-tree.c (print_node): Don't print TREE_INVARIANT.
12415 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
12416 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
12417 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
12418 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
12419 * langhooks.h (struct lang_hooks): Drop third parameter from
12422 2008-04-23 Richard Guenther <rguenther@suse.de>
12424 PR tree-optimization/27799
12425 PR tree-optimization/32921
12426 PR tree-optimization/32624
12427 * tree-ssa-structalias.c (merge_smts_into): Only merge the
12428 SMTs aliases and the tag itself into the solution.
12429 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
12430 merge the points-to solution back into the SMT aliases.
12431 (may_alias_p): Use alias_set_subset_of instead of
12432 aliases_conflict_p. A pointer which points to
12433 memory with alias set zero may access any variable.
12435 2008-04-23 Richard Guenther <rguenther@suse.de>
12437 * alias.c (alias_set_subset_of): Correctly handle asking
12438 if zero is a subset of an alias set with zero child.
12439 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
12440 (compute_flow_insensitive_aliasing): Correctly walk all
12441 pointers. Do not unnecessarily union sets.
12443 2008-04-23 Richard Guenther <rguenther@suse.de>
12445 PR middle-end/36021
12446 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
12448 2008-04-22 Tomas Bily <tbily@suse.cz>
12450 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
12452 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
12454 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12455 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12456 * tree-inline.c (estimate_num_insns_1): Likewise.
12457 * varasm.c (const_hash_1, compare_constant, copy_constant)
12458 (compute_reloc_for_constant, output_addressed_constants): Likewise.
12459 * emit-rtl.c (component_ref_for_mem_expr)
12460 (set_mem_attributes_minus_bitpos): Likewise.
12461 * expr.c (highest_pow2_factor, expand_expr_real_1, )
12462 (is_aligning_offset): Likewise.
12463 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
12464 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12465 * dojump.c (do_jump): Likewise.
12466 * builtins.c (get_pointer_alignment, get_memory_rtx)
12467 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
12468 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
12470 2008-04-23 Jakub Jelinek <jakub@redhat.com>
12472 PR rtl-optimization/36017
12473 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
12474 expanding the library call.
12476 2008-04-22 Ian Lance Taylor <iant@google.com>
12478 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
12479 than size_in_bytes.
12481 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
12483 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
12484 of LR/CTR moves for Power6.
12486 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12488 PR middle-end/36003
12489 * passes.c (init_optimization_passes): Remove
12490 pass_fast_rtl_byte_dce.
12492 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
12495 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
12496 builtin functions to generate faster code.
12497 (_mm_cvtpu16_ps): Ditto.
12498 (_mm_cvtpi32x2_ps): Ditto.
12500 2008-04-22 Nick Clifton <nickc@redhat.com>
12502 * common.opt (ftree-loop-distribution): Add Optimization
12505 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
12506 (frv_expand_builtin_va_start): Likewise.
12508 * config/arm/arm.c (thumb_find_work_register): Fix location of
12509 argument register count.
12511 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12513 Support scheduling for ColdFire V1 and V3 microarchitecture.
12514 Improve scheduling of multiplication instructions.
12516 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12517 (mac): New instruction attribute.
12518 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
12519 (m68k_sched_mac): New variable.
12520 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
12521 Handle cfv1 and cfv3.
12522 (max_insn_size): New static variable.
12523 (struct _sched_ib): New type.
12524 (sched_ib): New static variable.
12525 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
12526 to fields of 'struct _sched_ib sched_ib'. Update all uses.
12527 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
12529 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
12530 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
12531 new variables. Update.
12532 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12533 Add modeling of cfv3 instruction buffer. Update.
12534 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
12535 * config/m68k/m68k.h (TUNE_CFV3): New macro.
12536 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
12537 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
12538 a particular reservation applies to.
12539 (type2): Reorganize attribute values. Rename alu to alu_reg,
12540 alu_l to alu, move_l to omove. Join move to alu. Split mul
12541 to mul_l and mul_w.
12542 (cf_ib_*): Simplify description of instruction buffer.
12543 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
12544 (cf_mem): Split into cf_mem1 and cf_mem2.
12545 (cf_v2_move_??): Rename to cfv12_alu_??.
12546 (cf_v2_move_l_??): Rename to cfv12_omove_??.
12547 (cf_v2_mul_??): Remove reservations.
12548 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
12549 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
12550 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
12552 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
12553 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
12554 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
12555 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
12556 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
12557 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
12558 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
12559 expansions of the above reservations for instructions of sizes
12562 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12564 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
12566 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
12568 * coverage.c: Include tree-pass.h.
12569 (coverage_counter_alloc): Print da_file_name to the dump file.
12571 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12573 * sbitmap.c (sbitmap_range_empty_p): New function.
12574 * sbitmap.h (sbitmap_range_empty_p): New function.
12575 * bitmap.h: Now includes obstack.h.
12577 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
12578 Kenneth Zadeck <zadeck@naturalbridge.com>
12580 * dbgcnt.def (ra_byte_scan): Added.
12581 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12582 when the last hit happens for a counter.
12583 * timevar.def (TV_DF_BYTE_LR): New variable.
12584 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
12585 * passes.c (pass_fast_rtl_byte_dce): New pass.
12586 * fwprop.c (update_df): Added mode to call df_ref_create.
12587 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12588 DF_REF_EXTRACT_OFFSET.
12589 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
12590 DF_BYTE_LR_OUT, df_byte_lr): New macro.
12592 (df_ref_extract): Added mode field.
12593 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
12594 DF_REF_EXTRACT_OFFSET.
12595 (DF_REF_EXTRACT_MODE): New macro.
12596 (df_byte_lr_bb_info): New structure.
12597 (df_print_byte_regset, df_compute_accessed_bytes,
12598 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
12599 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
12600 df_byte_lr_simulate_uses,
12601 df_byte_lr_simulate_artificial_refs_at_top,
12602 df_byte_lr_simulate_artificial_refs_at_end,
12603 df_compute_accessed_bytes): New function.
12604 (df_ref_create): Add parameter.
12605 (df_byte_lr_get_bb_info): New inline function.
12606 * df-scan.c (df_ref_record, df_uses_record,
12607 df_ref_create_structure): Added mode parameter.
12608 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
12609 df_defs_record, df_uses_record, df_get_conditional_uses,
12610 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
12611 df_entry_block_defs_collect, df_exit_block_uses_collect):
12612 Added mode parameter to calls to df_ref_record, df_uses_record,
12613 df_ref_create_structure.
12614 (df_ref_equal_p, df_ref_compare): Added test for modes.
12615 (df_ref_create_structure): Added code to set mode. Renamed
12616 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12617 DF_REF_EXTRACT_OFFSET.
12618 * df-core.c (df_print_byte_regset): New function.
12619 * df-byte-scan.c: New file.
12620 * df-problems.c (df_rd_transfer_function): Removed unnecessary
12621 calls to BITMAP_FREE.
12622 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
12623 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
12624 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
12625 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
12626 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
12627 df_byte_lr_local_compute, df_byte_lr_init,
12628 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12629 df_byte_lr_transfer_function, df_byte_lr_free,
12630 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12631 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12632 df_byte_lr_simulate_uses,
12633 df_byte_lr_simulate_artificial_refs_at_top,
12634 df_byte_lr_simulate_artificial_refs_at_end): New function.
12635 * dce.c (byte_dce_process_block): New function.
12636 (dce_process_block): au is now passed in rather than computed
12637 locally. Changed loops that look at artificial defs to not look
12638 for conditional or partial ones, because there never are any.
12639 (fast_dce): Now is able to drive byte_dce_process_block or
12640 dce_process_block depending on the kind of dce being done.
12641 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12642 (rest_of_handle_fast_byte_dce): New function.
12643 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12644 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12646 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12649 * gcc.h: Added fortran options that take arguments to
12650 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12653 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12655 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12656 scalarization if on the LHS and not a full access.
12658 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12660 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12662 2008-04-18 Rafael Espindola <espindola@google.com>
12664 * tree-vrp.c (find_case_label_index): Fix the binary search.
12665 (find_case_label_range): New.
12666 (vrp_visit_switch_stmt): Use find_case_label_range.
12667 (simplify_switch_using_ranges): Use find_case_label_range.
12669 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12671 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12672 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12674 2008-04-18 Tom Tromey <tromey@redhat.com>
12677 * doc/cpp.texi (Implementation-defined behavior): Mention
12680 2008-04-18 Ian Lance Taylor <iant@google.com>
12682 * fold-const.c (pointer_may_wrap_p): New static function.
12683 (fold_comparison): Add another test for pointer overflow. Use
12684 pointer_may_wrap_p to disable some false positives.
12686 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12688 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12689 (fname_as_string): Match updated cpp_interpret_string prototype.
12690 (fix_string_type): Support char16_t* and char32_t*.
12691 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12692 derivative) nodes. Register as builtin if C++0x.
12693 (c_parse_error): Support CPP_CHAR{16,32}.
12694 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12695 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12696 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12697 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12698 CTI_CHAR32_ARRAY_TYPE>: New elements.
12699 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12700 char32_type_node, signed_char32_type_node, char16_array_type_node,
12701 char32_array_type_node): New defines.
12702 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12703 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12704 (lex_string): Support CPP_STRING{16,32}, match updated
12705 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12706 (lex_charconst): Support CPP_CHAR{16,32}.
12707 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12708 and CPP_STRING{16,32}.
12710 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12713 * aclocal.m4: Regenerate.
12714 * configure: Regenerate.
12716 2008-04-18 Jan Hubicka <jh@suse.cz>
12718 * except.c (dw2_size_of_call_site_table,
12719 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12721 * cgraphbuild.c (build_cgraph_edges): Update.
12722 * tree-pass.h: Update comment.
12723 * final.c (leaf_function_p): Update.
12724 (leaf_renumber_regs): Update.
12725 (rest_of_clean_state): Update.
12726 * omp-low.c (expand_omp_parallel): Update.
12727 * ipa-reference.c (analyze_function): Update.
12728 * reorg.c (find_end_label): Update.
12729 (optimize_skip): Update.
12730 (fill_simple_delay_slots): Update.
12731 (fill_simple_delay_slots): Update.
12732 (make_return_insns): Update.
12733 (dbr_schedule): Update.
12734 * gimple-low.c (record_vars_into): Update.
12735 * cfgbuild.c (make_edges): Update.
12736 * function.c (assign_stack_local): Update.
12737 (assign_parm_adjust_stack_rtl): Update.
12738 (locate_and_pad_parm): Update.
12739 (allocate_struct_function): Do not initialize stack_alignment_needed
12740 and preferred_stack_boundary here.
12741 (stack_protect_prologue): Update.
12742 (stack_protect_epilogue): Update.
12743 (expand_function_start): Initialize stack_alignment_needed,
12744 preferred_stack_boundary and max_jumptable_ents.
12745 (expand_function_end): Update.
12746 (free_after_compilation): Do not NULLify epilogue_delay_list.
12747 * function.h (struct rtl_data): Add stack_protect_guard,
12748 stack_alignment_needed,
12749 preferred_stack_boundary, epilogue_delay_list.
12750 (struct function): Remove value_histograms, stack_alignment_needed,
12751 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12753 unexpanded_var_list, stack_protect_guard.
12754 (current_function_epilogue_delay_list): Remove.
12755 * ipa-type-escape.c (analyze_function): Update.
12756 * gimplify.c (pop_gimplify_context): Update comment.
12757 * calls.c (expand_call): Update.
12758 (emit_library_call_value_1): Update.
12759 * except.c (set_nothrow_function_flags): Update.
12760 * cfgexpand.c (get_decl_align_unit): Update.
12761 (create_stack_guard): Update.
12762 (estimated_stack_frame_size): Update.
12763 (expand_used_vars): Update.
12764 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12765 * explow.c (allocate_dynamic_stack_space): Update.
12766 * tree-ssa-live.c (remove_unused_locals): Update.
12767 * varasm.c (mark_constant_pool): Update.
12768 * tree-inline.c (remap_decls): Update.
12769 (initialize_cfun): Update.
12770 (declare_return_variable): Update.
12771 (inline_forbidden_p): Update.
12772 (expand_call_inline): Update.
12773 (declare_inline_vars): Update.
12774 (tree_function_versioning): Update.
12775 * tree-flow.h (value_histograms): New.
12776 (VALUE_HISTOGRAMS): New macro.
12777 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12779 * tree-cfg.c (set_bb_for_stmt): Update.
12780 (replace_by_duplicate_decl): Update.
12781 (move_block_to_fn): Update.
12782 (new_label_mapper): Update.
12783 (dump_function_to_file): Update.
12784 * ipa-struct-reorg.c (build_data_structure): Update.
12785 * cfgrtl.c (print_rtl_with_bb): Update.
12786 * reload1.c (reload): Update.
12788 * config/i386/i386.c (setup_incoming_varargs_64,
12789 ix86_compute_frame_layout): Update.
12790 * config/arc/arc.c (arc_output_function_epilogue): Update.
12792 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12794 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12795 for FreeBSD as well.
12796 * gthr-posix95.h: Likewise.
12798 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12800 PR rtl-optimization/35838
12801 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12802 out the byte offset of the first subreg.
12804 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12806 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12807 to split_ti instead of three separate calls with single member arrays.
12808 (subti3 splitter): Ditto.
12809 (adddi3 splitter): Ditto with split_di.
12810 (subdi3 splitter): Ditto.
12811 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12812 two separate calls with single member arrays. Swap match_dup
12813 operands 1 and 2 to better fit into the array.
12814 (negdi2 splitter): Ditto with split_di.
12815 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12816 two separate calls with single member arrays. Swap match_dup operands
12817 6 and 7 to better fit into the array.
12819 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12821 * config/i386/i386.c (sse_builtin_type): New.
12822 (bdesc_sse_args): Likewise.
12823 (bdesc_sse_3arg): Removed.
12824 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12825 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12826 IX86_BUILTIN_ROUNDPS.
12827 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12828 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12829 IX86_BUILTIN_ROUNDPS.
12830 (ix86_expand_sse_4_operands_builtin): Removed.
12831 (ix86_expand_sse_operands_builtin): New.
12832 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12833 and CODE_FOR_sse4_1_roundps.
12834 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12835 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12837 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12840 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12841 regs before frame pop when needed. If use_backchain_to_restore_sp
12842 then load backchain into a temp reg to restore vr and vrsave. Add
12843 code to restore vr after frame pop if possible.
12845 2008-04-17 Richard Guenther <rguenther@suse.de>
12847 * tree-vn.c (expressions_equal_p): Do not check type
12848 equality or compatibility before calling operand_equal_p.
12849 * fold-const.c (operand_equal_p): Check equivalence of
12850 integer constants before bailing out due to signedness or
12851 precision differences.
12852 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12853 spurious differences in type qualification. Ignore types
12854 for COMPONENT_REFs at all.
12856 2008-04-17 Christian Bruel <christian.bruel@st.com>
12858 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12859 msw_skip comparison.
12861 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12864 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12867 PR tree-optimization/35899
12868 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12869 rather than TREE_OPERAND.
12871 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12874 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12875 temporary registers. Change operand predicate to general_operand.
12876 (remainderxf3): Ditto.
12878 2008-04-16 Richard Guenther <rguenther@suse.de>
12880 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12881 * tree-affine.c (aff_combination_expand): Look through some
12884 2008-04-15 Doug Kwan <dougkwan@google.com>
12886 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12888 * tree-pretty-print.c (dump_generic_node): Ditto.
12889 * final.c (output_addr_const): Ditto.
12890 * dwarf2out.c (output_cfi): Ditto.
12891 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12892 * print-rtl.c (print_rtx): Ditto.
12893 * print-tree.c (print_node_brief, print_node): Ditto.
12894 * c-common.c (match_case_to_enum_1): Ditto.
12895 * sched-vis.c (print_value): Ditto.
12896 * config/i386/i386.c (print_operand): Cast to long unsigned int
12899 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12900 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12901 MS Windows VirtualProtect function.
12903 2008-04-15 Jan Hubicka <jh@suse.cz>
12905 * gengtype.c (write_root): Param_is argument is OK.
12906 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12907 * function.h: Include varray.h
12908 (rtl_eh): New stucture based on except.c one.
12909 (call_site_record): New forward declaration and vector type.
12910 * calls.c (emit_call_1): Do not call
12911 note_current_region_may_contain_throw.
12912 * except.c (eh_status): Remove cur_region, try_region since they are
12914 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12915 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12916 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12917 Remove call_site_data_used, call_site_data_size.
12918 Turn call_site_record into vector in function.h.
12919 (note_current_region_may_contain_throw): Remove.
12920 (get_exception_pointer, get_exception_filter): Do not take struct
12921 function argument; update.
12922 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12923 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12924 build_post_landing_pads, dw2_build_landing_pads,
12925 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12926 sjlj_emit_function_enter, sjlj_emit_function_enter,
12927 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12928 sjlj_build_landing_pads, finish_eh_generation,
12929 remove_exception_handler_label, remove_eh_handler,
12930 maybe_remove_eh_handler, add_reachable_handler,
12931 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12932 add_action_record, collect_one_action_chain, add_call_site,
12933 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12934 sjlj_output_call_site_table, output_function_exception_table,
12935 * except.h (note_current_region_may_contain_throw): Remove
12936 (get_exception_pointer, get_exception_filter): Do not take struct
12938 * Makefile.in (GTFILES): Put varargs before struct function.
12940 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12942 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12943 punt for STRING_CST.
12944 (get_constraint_for): Deal with STRING_CST here instead.
12946 2008-04-15 Richard Guenther <rguenther@suse.de>
12948 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12949 statements in a basic-block with a backward walk. Do not
12950 substitute into dead statements but instead remove those.
12952 2008-04-15 Richard Guenther <rguenther@suse.de>
12954 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12955 to zero, thus disable creation of SFTs.
12957 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12959 * tree-predcom.c (suitable_reference_p): Return false if the
12960 reference can throw.
12962 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12965 * c-decl.c (finish_decl): If extern or static var has variable
12966 size, set TREE_TYPE (decl) to error_mark_node.
12968 2008-04-15 Rafael Espindola <espindola@google.com>
12970 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12973 2008-04-15 Richard Guenther <rguenther@suse.de>
12975 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12976 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12977 (visit_reference_op_load): Do walk vuse-vdef chains on
12978 vn_reference_lookup.
12979 (visit_reference_op_store): But do not here.
12980 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12981 vn_reference_lookup.
12982 (vn_lookup_with_vuses): But do so here.
12984 2008-04-14 Ian Lance Taylor <iant@google.com>
12986 * fold-const.c (fold_overflow_warning): Remove assertion.
12988 2008-04-15 Ben Elliston <bje@au.ibm.com>
12990 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12991 temp1 local variables.
12993 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12996 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12997 ".text.unlikely" section as executable.
12999 2008-04-14 James E. Wilson <wilson@tuliptree.org>
13001 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13002 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
13003 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
13004 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
13005 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
13006 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
13007 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
13009 2008-04-14 Ian Lance Taylor <iant@google.com>
13011 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
13012 * fold-const.c (fold_comparison): If appropriate, test
13013 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
13014 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
13015 reassociating a pointer type.
13016 * doc/invoke.texi (Optimize Options): Document that
13017 -fstrict-overflow applies to pointer wraparound.
13019 2008-04-13 Jan Hubicka <jh@suse.cz>
13021 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
13023 2008-04-12 Andrew Pinski <pinskia@gmail.com>
13025 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
13026 we are going to "save the world".
13028 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
13030 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
13031 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
13032 operand 0 constraint, not "=".
13034 2008-04-11 James E. Wilson <wilson@tuliptree.org>
13036 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
13038 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
13040 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
13041 of size of positions_needed * CHAR_BIT.
13043 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
13045 PR middle-end/35897
13046 * dse.c (store_info): Change positions_needed to unsigned
13048 (lowpart_bitmask): New.
13049 (record_store): Cast to unsigned HOST_WIDE_INT for
13050 positions_needed. Assert width <= size of positions_needed *
13051 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
13052 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
13053 lowpart_bitmask to set mask.
13055 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13057 * config/bfin/constraints.md: New file.
13058 * config/bfin/bfin.md: Include it.
13059 (adddi3): Use satisfies_constraint functions instead of the old macros.
13060 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
13061 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
13062 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
13063 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
13064 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
13065 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
13066 EXTRA_CONSTRAINT): Delete.
13067 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
13068 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
13070 * config/bfin/bfin.c: Include "tm-constrs.h".
13071 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
13072 Use satisfies_constraint functions instead of the old macros.
13073 * doc/md.texi (Blackfin Constraints): Update file name reference.
13075 2008-04-11 Richard Guenther <rguenther@suse.de>
13077 PR tree-optimization/35869
13078 * tree-vrp.c (execute_vrp): Move switch statement update after
13079 jump threading. Schedule another cfg cleanup run.
13081 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
13084 * attribs.c (decl_attributes): Return early on errorneous node.
13086 2008-04-10 Oleg Ryjkov <olegr@google.com>
13088 * tree.h (struct tree_base): Added a new flag default_def_flag.
13089 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
13091 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
13093 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
13095 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13098 * pa.md: Define mode iterator P. Define mode attribute dwc.
13099 (dcacheflush): Update pattern to use iterator P and attribute dwc.
13100 (icacheflush): Likewise.
13101 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
13102 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
13104 2008-04-11 Ben Elliston <bje@au.ibm.com>
13106 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
13108 2008-04-10 Rafael Espindola <espindola@google.com>
13110 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
13111 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
13112 (extract_range_from_expr): The same.
13114 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
13116 * config/mips/mips.md (GPR2): New mode iterator.
13117 (seq): Add comment.
13118 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
13119 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
13120 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
13121 Rewrite these to take two modes, the mode of comparison and the
13122 mode of the destination.
13123 * config/mips/mips.c (mips_expand_scc): Instead of having
13124 paradoxical subreg as destination, expand "narrowing" scc if mode
13125 of comparison is SI and target is requested in DI mode.
13126 (mips_emit_int_order_test): Update comment. Make mode of
13127 comparison match CMP0 rather than TARGET. When creating inverse
13128 target use mode of TARGET.
13130 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
13132 * gcov-dump.c (tag_summary): Only print summaries for the first
13133 GCOV_COUNTERS_SUMMABLE counters.
13135 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
13137 * config/i386/i386.md (absneg): New code iterator.
13138 (absnegprefix): New code attribute.
13139 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
13140 patterns using absneg code iterator.
13141 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
13142 using absneg code iterator.
13143 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
13144 *neg<mode>2 patterns using absneg code iterator.
13145 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
13146 *negextendsfdf2 patterns using absneg code iterator.
13147 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
13148 *negextendsfxf2 patterns using absneg code iterator.
13149 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
13150 *negextendsfdf2 patterns using absneg code iterator.
13151 * config/i386/sse.md (<code><mode>2): Macroize expander from
13152 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
13154 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
13156 * config/s390/s390.h: Remove the remains of the recent search
13157 & replace action of current_function_outgoing_args_size.
13159 2008-04-10 Ira Rosen <irar@il.ibm.com>
13161 PR tree-optimization/35821
13162 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
13163 NEW_STMT_LIST is not NULL.
13165 2008-04-09 David Edelsohn <edelsohn@gnu.org>
13168 * toplev.c (process_options): Remove -ffunction-sections debugging
13171 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
13173 PR middle-end/PR28690
13174 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
13175 than gen_rtx_fmt_ee to perform more canonicalizations.
13177 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13180 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
13182 2008-04-09 Richard Guenther <rguenther@suse.de>
13184 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
13185 (dump_function_to_file): Dump function arguments with types.
13187 2008-04-08 Richard Guenther <rguenther@suse.de>
13189 * fold-const.c (fold_widened_comparison): Do not allow
13190 sign-changes that change the result.
13192 2008-04-08 Janis Johnson <janis187@us.ibm.com>
13195 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
13196 kinds of indirect references.
13198 2008-04-08 David Edelsohn <edelsohn@gnu.org>
13200 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
13201 GNU Fortran language string.
13203 2008-04-08 Rafael Espindola <espindola@google.com>
13205 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
13206 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
13207 * tree.h (tree_call_nonnegative_warnv_p): New.
13209 2008-04-08 Jan Hubicka <jh@suse.cz>
13211 * function.c (free_after_compilation): Clear out regno_reg_rtx
13214 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
13217 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
13219 PR middle-end/PR28690
13220 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
13221 same precedence as REG_POINTER and MEM_POINTER operands.
13223 2008-04-08 Richard Guenther <rguenther@suse.de>
13225 PR middle-end/35834
13226 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
13227 for adding index to base.
13229 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
13231 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
13232 (MINGW_ENABLE_EXECUTE_STACK): New.
13233 (IN_LIBGCC2): For libgcc include windows.h file for
13234 function declarations.
13236 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
13238 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
13239 and tem2 if tem1 is not a REG or MULT.
13241 2008-04-08 Jan Hubicka <jh@suse.cz>
13243 * function.h (incomming_args): Break out of struct function.
13244 (function_subsections): Break out of struct function.
13245 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
13246 return_rtx and hard_reg_initial_vals from struct function.
13247 Kill inl_max_label_num.
13248 (current_function_pops_args, current_function_args_info,
13249 current_function_args_size, current_function_args_size,
13250 current_function_pretend_args_size,
13251 current_function_outgoing_args_size,
13252 current_function_internal_arg_pointer, current_function_return_rtx):
13253 Kill compatibility accestor macros.
13254 * builtins.c (expand_builtin_apply_args_1): Update.
13255 (expand_builtin_next_arg): Update.
13256 * df-scan.c (df_get_call_refs): Update.
13257 * dbxout.c (dbxout_function_end): Update.
13258 * dwarf2out.c (dwarf2out_switch_text_section): Update.
13259 (output_line_info): Update.
13260 (secname_for_decl): Update.
13261 (dwarf2out_var_location): Update.
13262 * function.c (free_after_compilation): Update.
13263 (assign_parm_find_stack_rtl): Update.
13264 (assign_parms): Update.
13265 (expand_dummy_function_end): Update.
13266 (expand_function_end): Update.
13267 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
13268 (expand_call): Update.
13269 (emit_library_call_value_1): Update.
13270 (store_one_arg): Update.
13271 * varasm.c (initialize_cold_section_name): Update.
13272 (unlikely_text_section): Update.
13273 (unlikely_text_section_p): Update.
13274 (assemble_start_function): Update.
13275 (assemble_end_function): Update.
13276 (default_section_type_flags): Update.
13277 (switch_to_section): Update.
13278 * integrate.c (set_decl_abstract_flags): Update.
13279 (get_hard_reg_initial_val): Update.
13280 (has_hard_reg_initial_val): Update.
13281 (allocate_initial_values): Update.
13282 * resource.c (init_resource_info): Update.
13283 * config/alpha/alpha.c (NUM_ARGS): Update.
13284 (direct_return): Update.
13285 (alpha_va_start): Update.
13286 (alpha_sa_size): Update.
13287 (alpha_initial_elimination_offset): Update.
13288 (alpha_expand_prologue): Update.
13289 (alpha_start_function): Update.
13290 (alpha_expand_epilogue): Update.
13291 (unicosmk_initial_elimination_offset):
13292 * config/alpha/alpha.md (call expander): Update.
13293 * config/s390/s390.c (s390_register_info): Update.
13294 (s390_register_info): Update.
13295 (s390_frame_info): Update.
13296 (s390_initial_elimination_offset): Update.
13297 (s390_build_builtin_va_list): Update.
13298 (s390_va_start): Update.
13299 * config/spu/spu.c (direct_return): Update.
13300 (spu_expand_prologue): Update.
13301 (spu_initial_elimination_offset): Update.
13302 (spu_build_builtin_va_list): Update.
13303 (spu_va_start): Update.
13304 * config/sparc/sparc.c (sparc_init_modes): Update.
13305 (sparc_compute_frame_size): Update.
13306 (function_value): Update.
13307 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
13308 * config/i386/i386.md (return expander): Update.
13309 * config/i386/i386.c (ix86_va_start): Update.
13310 (ix86_can_use_return_insn_p): Update.
13311 (ix86_compute_frame_layout): Update.
13312 (ix86_expand_epilogue): Update.
13313 * config/sh/sh.c (output_stack_adjust): Update.
13314 (calc_live_regs): Update.
13315 (sh_expand_prologue): Update.
13316 (sh_builtin_saveregs): Update.
13317 (sh_va_start): Update.
13318 (initial_elimination_offset): Update.
13319 (sh_allocate_initial_value): Update.
13320 (sh_function_ok_for_sibcall): Update.
13321 (sh_get_pr_initial_val): Update.
13322 * config/sh/sh.md (return expander): Update.
13323 * config/avr/avr.c (frame_pointer_required_p): UPdate.
13324 * config/crx/crx.c (crx_compute_frame): UPdate.
13325 (crx_initial_elimination_offset): UPdate.
13326 * config/xtensa/xtensa.c (compute_frame_size): Update
13327 (xtensa_builtin_saveregs): Update.
13328 (xtensa_va_start): Update.
13329 (order_regs_for_local_alloc): Update.
13330 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
13331 (xstormy16_expand_builtin_va_start): Update.
13332 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
13333 * config/m68hc11/m68hc11.md (return expanders): Update.
13334 * config/m68hc11/m68hc11.c (expand_prologue): Update.
13335 (expand_epilogue): Update.
13336 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
13337 (cris_simple_epilogue): Update.
13338 (cris_expand_prologue): Update.
13339 (cris_expand_epilogue): Update.
13340 * config/iq2000/iq2000.c (iq2000_va_start): Update.
13341 (compute_frame_size): Update.
13342 * config/mt/mt.c (mt_compute_frame_size): Update.
13343 * config/mn10300/mn10300.c (expand_prologue): Update.
13344 (expand_epilogue): Update.
13345 (initial_offset): Update.
13346 (mn10300_builtin_saveregs):
13347 * config/mn10300/mn10300.md (return expander): Update.
13348 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13349 (ia64_initial_elimination_offset): Update.
13350 (ia64_initial_elimination_offset): Update.
13351 (ia64_expand_prologue): Update.
13352 * config/m68k/m68k.md (return expander): Update.
13353 * config/rs6000/rs6000.c (rs6000_va_start): Update.
13354 (rs6000_stack_info): Update.
13355 * config/mcore/mcore.c (layout_mcore_frame): Update.
13356 (mcore_expand_prolog): Update.
13357 * config/arc/arc.c (arc_compute_frame_size): Update.
13358 * config/score/score3.c (score3_compute_frame_size): Update.
13359 * config/score/score7.c (score7_compute_frame_size): Update.
13360 * config/arm/arm.c (use_return_insn): Update.
13361 (thumb_find_work_register): Update.
13362 (arm_compute_save_reg_mask): Update.
13363 (arm_output_function_prologue): Update.
13364 (arm_output_epilogue): Update.
13365 (arm_size_return_regs): Update.
13366 (arm_get_frame_offsets): Update.
13367 (arm_expand_prologue): Update.
13368 (thumb_exit): Update.
13369 (thumb_unexpanded_epilogue): Update.
13370 (thumb1_output_function_prologue): Update.
13371 * config/pa/pa.md (return expander): Update.
13372 * config/pa/pa.c (compute_frame_size): Update.
13373 (hppa_builtin_saveregs): Update.
13374 * config/mips/mips.c (mips_va_start): Update.
13375 (mips16_build_function_stub): Update.
13376 (mips_compute_frame_info): Update.
13377 (mips_restore_gp): Update.
13378 (mips_output_function_prologue): Update.
13379 (mips_expand_prologue): Update.
13380 * config/v850/v850.c (compute_frame_size): Update.
13381 (expand_prologue): * config/mmix/mmix.c (along): update.
13382 (mmix_initial_elimination_offset): update.
13383 (mmix_reorg): update.
13384 (mmix_use_simple_return): update.
13385 (mmix_expand_prologue): update.
13386 (mmix_expand_epilogue): Update.
13387 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
13388 (emit_link_insn): Update.
13390 2008-04-08 Anatoly Sokolov <aesok@post.ru>
13392 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
13393 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
13395 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
13398 2008-04-07 Jan Hubicka <jh@suse.cz>
13400 * function.h (rtl): Rename to x_rtl.
13401 (crtl): New define.
13402 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13403 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13404 used_temp_slots avail_temp_slots, temp_slot_level,
13405 nonlocal_goto_handler_labels): Update accesstors.
13406 (rtl): New global variable.
13407 (struct function): Move some fileds to rtl_data.
13408 (get_arg_pointer_save_area): Update prototype.
13409 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13410 get_arg_pointer_save_area.
13411 * expr.c (init_expr): Update
13412 * function.c (get_frame_size): Update
13413 (assign_stack_local): Update
13414 (expand_function_end): Update.
13415 (get_art_pointer_save_area): Update
13417 * emit-rtl.c (rtl): Declare.
13418 (regno_reg_rtx): Declare.
13419 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13421 (gen_reg_rtx): Update.
13422 * varasm.c (n_deferred_constatns): Update accestor.
13423 (init_varasm_status): Do not allocate varasm_status.
13424 (force_const_mem, get_pool_size, output_constant_pool): Update.
13425 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13426 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13427 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
13428 * sparc/sparc.h (INIT_EXPANDERS): Update.
13429 * ia64/ia64.h (INIT_EXPANDERS): Update.
13431 2008-04-07 James E. Wilson <wilson@tuliptree.org>
13433 * reload.c (push_secondary_reload): Add missing break to for loop.
13435 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
13437 PR middle-end/PR28690
13438 * rtlanal.c: Update copyright years.
13439 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
13440 as REG_POINTER and MEM_POINTER operands.
13441 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
13442 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
13443 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
13444 * gcse.c: Update copyright years.
13445 (pre_delete): Call gen_reg_rtx_and_attrs.
13446 (hoist_code): Likewise.
13447 (build_store_vectors): Likewise.
13448 (delete_store): Likewise.
13449 * loop-invariant.c (move_invariant_reg): Likewise.
13450 Update copyright years.
13452 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
13454 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
13455 control string instead of quoted.
13457 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13459 * doc/rtl.texi: Rewrite of subreg section.
13461 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
13464 * config/i386/i386.c (legitimize_pic_address): Add treating
13465 of dllimport SYM_REF's.
13466 (legitimize_dllimport_symbol): Add prototype.
13468 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
13470 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
13471 reference in constructor with non self-referential type.
13473 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
13475 Removal of Return with Depressed Stack Pointer support
13476 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
13477 (ECF_SP_DEPRESSED): Likewise.
13478 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
13479 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
13480 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13481 (expand_call): Do not test ECF_SP_DEPRESSED.
13482 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13483 * function.c (keep_stack_depressed): Delete.
13484 (handle_epilogue_set): Likewise.
13485 (update_epilogue_consts): Likewise.
13486 (emit_equiv_load): Likewise.
13487 (thread_prologue_and_epilogue_insns): Remove support for Return with
13488 Depressed Stack Pointer.
13489 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13491 2008-04-06 Richard Guenther <rguenther@suse.de>
13493 PR tree-optimization/35400
13494 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
13495 information from SSA_NAMEs.
13497 2008-04-06 Anatoly Sokolov <aesok@post.ru>
13499 * config/avr/avr.h (avr_mega_p): Remove declaration.
13500 (AVR_MEGA): Remove macro.
13501 * config/avr/avr.c (avr_mega_p): Remove variable.
13502 (avr_override_options): Remove inicializion of avr_mega_p.
13503 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13504 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13505 (avr_jump_mode): (Ditto.).
13506 (avr_output_progmem_section_asm_op): (Ditto.).
13507 (avr_asm_init_sections): (Ditto.).
13508 (avr_asm_init_sections): (Ditto.).
13509 (avr_rtx_costs): (Ditto.).
13510 * config/avr/avr.md: (Ditto.).
13511 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
13514 2008-04-06 Richard Guenther <rguenther@suse.de>
13516 PR tree-optimization/35842
13517 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
13518 is_gimple_invariant_address.
13520 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13522 * gcc.c (default_compilers): Sync Fortran extensions list with
13523 that in fortran/lang-specs.h.
13524 * doc/invoke.texi: Likewise.
13525 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
13526 * dwarf2out.c (gen_compile_unit_die): Likewise.
13528 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
13530 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
13532 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
13535 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
13536 attribute is used for nested functions.
13538 2008-04-05 Jan Hubicka <jh@suse.cz>
13540 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
13542 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
13544 (dump_files): Update.
13545 (enable_rtl_dump_file): Do not accept letter argument.
13546 * tree-pass.h (dump_file_info): Remove letter argument.
13547 * toplev.c (decode_d_option): Update -da handling.
13548 * toplev.h (enable_rtl_dump_file): Update prototype.
13549 * passes.c (register_one_dump_file): Do not accept IPA argument; work
13550 it out based on pass type.
13551 (register_dump_files_1): Likewise.
13552 (init_optimization_passes): Update register_one_dump_file calls.
13553 (execute_one_pass): Sanity check that IPA passes are called at IPA
13554 level and RTL passes at RTL level.
13555 (execute_pass_list): IPA pass can not be after or subpass of
13557 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
13558 disallov RTL subpasses of IPA subpasses.
13560 2008-04-05 Ben Elliston <bje@au.ibm.com>
13562 * tree-cfg.c (need_fake_edge_p): Return false for calls to
13563 builtins that return exactly once and do not throw. Cache call to
13566 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
13568 PR rtl-optimization/34916
13569 PR middle-end/35519
13570 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
13571 between instruction pairs.
13573 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
13575 * doc/invoke.texi: Document -mbitops for SH.
13576 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
13577 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
13578 * config/sh/sh.c (print_operand): Add %t operand code.
13579 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
13580 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
13581 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
13582 (extendqihi2): Likewise.
13583 (movqi_i): Likewise.
13584 (insv): Use bset, bclr and bst instructions for SH2A if possible.
13585 (extv): Use bld instruction for SH2A if possible.
13587 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
13588 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
13589 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
13590 (bset.b, bclr.b): Define peepholes.
13591 * config/sh/sh.opt (mbitops): New option.
13593 2008-04-04 Janis Johnson <janis187@us.ibm.com>
13596 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
13597 and view convert expression.
13599 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13602 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13604 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
13606 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
13608 * config/i386/cpuid.h (bit_AES): New.
13609 (bit_PCLMUL): Likewise.
13611 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
13612 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
13613 SSE2 if AES or PCLMUL is enabled.
13614 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
13615 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13616 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
13617 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
13618 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
13619 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
13620 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13621 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
13622 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
13623 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
13624 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
13625 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
13626 __builtin_ia32_aeskeygenassist128 and
13627 __builtin_ia32_pclmulqdq128.
13628 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13629 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13630 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13632 * config/i386/i386.h (TARGET_AES): New.
13633 (TARGET_PCLMUL): Likewise.
13634 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13636 * config/i386/i386.md (UNSPEC_AESENC): New.
13637 (UNSPEC_AESENCLAST): Likewise.
13638 (UNSPEC_AESDEC): Likewise.
13639 (UNSPEC_AESDECLAST): Likewise.
13640 (UNSPEC_AESIMC): Likewise.
13641 (UNSPEC_AESKEYGENASSIST): Likewise.
13642 (UNSPEC_PCLMUL): Likewise.
13644 * config/i386/i386.opt (maes): New.
13645 (mpclmul): Likewise.
13647 * config/i386/sse.md (aesenc): New pattern.
13648 (aesenclast): Likewise.
13649 (aesdec): Likewise.
13650 (aesdeclast): Likewise.
13651 (aesimc): Likewise.
13652 (aeskeygenassist): Likewise.
13653 (pclmulqdq): Likewise.
13655 * config/i386/wmmintrin.h: New.
13657 * doc/extend.texi: Document AES and PCLMUL built-in function.
13659 * doc/invoke.texi: Document -maes and -mpclmul.
13661 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13663 * function.c (free_after_parsing): Replace with
13664 cxx_push_function_context from C++ front-end.
13665 (allocate_struct_function): Don't call langhook.
13666 * langhooks.h (struct lang_hooks_for_functions): Delete.
13667 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13669 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13670 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13671 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13672 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13673 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13674 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13675 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13677 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13678 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13680 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13683 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13686 2008-04-04 Richard Guenther <rguenther@suse.de>
13688 PR middle-end/35823
13689 * fold-const.c (optimize_minmax_comparison): Use the correct
13690 type for the constant in the simplified comparison.
13692 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13694 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13695 Pass L2 size as "--param l2-cache-size" to the compiler.
13696 (decode_l2_cache): New function to decode L2 cache parameters using
13697 0x8000006 extended cpuid function.
13698 (detect_caches_amd): Determine parameters of L2 cache using
13699 decode_l2_caches function.
13700 (decode_caches_intel): Decode L2 cache parameters.
13701 (detect_caches_intel): Determine L2 cache parameters using
13702 decode_caches_intel and decode_l2_caches functions.
13704 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13706 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13707 secondary input reload for subword loads from the constant pool.
13709 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13712 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13713 constants of the appropriate size for runtime calculations.
13716 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13717 decimal-float literal constant zero.
13719 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13722 * c-parser.c (c_parser_omp_atomic): Call
13723 default_function_array_conversion on the RHS.
13725 PR middle-end/35818
13726 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13727 call is_variable_sized if decl has incomplete type.
13729 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13731 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13733 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13735 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13737 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13738 (sgt<u>): Merge sgt and sgtu into new expander.
13739 (sgt, sgtu): Remove expanders.
13740 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13741 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13742 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13743 *sgtu_<mode>_mips16 into new pattern.
13744 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13745 (sge<u>): Merge sge and sgeu into new expander.
13746 (sge, sgeu): Remove expanders.
13747 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13749 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13750 (slt<u>): Merge slt and sltu into new expander.
13751 (slt, sltu): Remove expanders.
13752 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13753 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13754 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13755 *sltu_<mode>_mips16 into new pattern.
13756 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13757 (sle<u>): Merge sle and sleu into new expander.
13758 (sle, sleu): Remove expanders.
13759 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13760 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13761 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13762 *sleu_<mode>_mips16 into new pattern.
13763 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13765 2008-04-03 Jan Hubicka <jh@suse.cz>
13767 PR tree-optimization/35795
13768 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13769 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13770 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13771 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13772 * score/score3.c (score3_output_mi_thunk): Likewise.
13773 * score/score7.c (score7_output_mi_thunk): Likewise.
13774 * mips/mips.c (mips_output_mi_thunk): Likewise.
13776 2008-04-03 Richard Guenther <rguenther@suse.de>
13778 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13779 conversions. Simplify code.
13781 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13783 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13785 2008-04-03 Tom Tromey <tromey@redhat.com>
13786 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13788 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13789 * config/bfin/t-bfin-linux (generated_files): Add
13790 linux-sysroot-suffix.h.
13791 * doc/install.texi (Prerequisites): Require make 3.80.
13792 * doc/sourcebuild.texi (Front End Directory): Document new
13794 * Makefile.in (generated_files): New variable.
13795 (ALL_HOST_OBJS): New variable.
13796 ($(ALL_HOST_OBJS)): New target.
13798 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13800 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13801 (remap_block): Call id->transform_lang_insert_block instead
13803 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13804 Set id.transform_lang_insert_block to NULL.
13805 (clone_body): Move to cp/optimize.c
13806 * tree-inline.h (struct copy_body_data): Change
13807 transform_lang_insert_block to function pointer.
13808 (copy_generic_body, copy_decl_no_change): Export.
13809 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13810 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13811 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13813 * c-tree.h (insert_block): Kill.
13814 * c-decl.c (insert_block): Kill.
13816 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13818 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13819 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13820 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13822 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13823 argument, call {push,pop}_function_context from here.
13824 * c-parser.c: Use c_{push,pop}_function_context.
13826 * function.c (push_function_context_to): Move meat ...
13827 (push_function_context): ... here. Simplify.
13828 * function.c (pop_function_context_from): Move meat ...
13829 (pop_function_context): ... here. Simplify.
13830 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13832 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13833 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13834 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13835 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13837 2008-04-03 Ben Elliston <bje@au.ibm.com>
13839 * expmed.c (extract_force_align_mem_bit_field): Remove.
13841 2008-04-03 Richard Guenther <rguenther@suse.de>
13843 PR middle-end/35800
13844 * expr.h (try_casesi): Adjust prototype.
13845 * expr.c (try_casesi): Take fallback label as extra parameter.
13846 Use that for gen_casesi if default_label is NULL.
13847 * stmt.c (expand_case): Pass fallback label to try_casesi,
13848 make sure to fill gaps with a fallback label if default_label
13851 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13854 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13856 2008-04-03 Ben Elliston <bje@au.ibm.com>
13858 * expmed.c (extract_split_bit_field): Remove if (0) code.
13859 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13860 (do_ds_constraint): Likewise.
13862 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13864 * doc/cppopts.texi (-dU): Document.
13865 * c-common.h (flag_dump_macros): Update comment.
13866 * c-opts.c (handle_OPT_d): Handle -dU.
13867 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13868 dump_queued_macros, cb_used_define, cb_used_undef): New.
13869 (init_pp_output): Handle -dU.
13870 (cb_line_change): Call dump_queued_macros.
13871 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13873 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13875 * config/avr/predicates.md (io_address_operand): New predicate.
13876 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13877 * config/avr/avr.c (avr_io_address_p): Remove function.
13878 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13879 'avr_io_address_p' function.
13880 (out_movhi_r_mr): (Ditto.).
13881 (out_movqi_mr_r): (Ditto.).
13882 (out_movhi_mr_r): (Ditto.).
13883 (avr_address_cost): (Ditto.).
13885 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13887 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13888 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13889 in 32bit mode when XMM registers are available to avoid store
13891 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13892 corresponding post-reload splitters.
13894 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13896 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13897 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13898 __builtin_ia32_roundss.
13899 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13900 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13901 __builtin_ia32_roundss.
13902 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13903 IX86_BUILTIN_SHUFPD here.
13905 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13907 * config/i386/i386.md (plogic): New.
13908 (plogicprefix): Likewise.
13910 * config/i386/mmx.md (mmx_<code><mode>3): New.
13911 (mmx_and<mode>3): Removed.
13912 (mmx_ior<mode>3): Likewise.
13913 (mmx_xor<mode>3): Likewise.
13915 * config/i386/sse.md (<code><mode>3): New.
13916 (*<code><mode>3): Likewise.
13917 (*<code><mode>3): Likewise.
13918 (<code><mode>3): Likewise.
13919 (*sse_<code><mode>3): Likewise.
13920 (*sse2_<code><mode>3): Likewise.
13921 (<code>tf3): Likewise.
13922 (*<code>tf3): Likewise.
13923 (and<mode>3): Likewise.
13924 (*and<mode>3): Likewise.
13925 (ior<mode>3): Removed.
13926 (*ior<mode>3): Likewise.
13927 (xor<mode>3): Likewise.
13928 (*xor<mode>3): Likewise.
13929 (*and<mode>3): Likewise.
13930 (*ior<mode>3): Likewise.
13931 (*xor<mode>3): Likewise.
13932 (and<mode>3): Likewise.
13933 (*sse_and<mode>3): Likewise.
13934 (*sse2_and<mode>3): Likewise.
13935 (andtf3): Likewise.
13936 (*andtf3): Likewise.
13937 (ior<mode>3): Likewise.
13938 (*sse_ior<mode>3): Likewise.
13939 (*sse2_ior<mode>3): Likewise.
13940 (iortf3): Likewise.
13941 (*iortf3): Likewise.
13942 (xor<mode>3): Likewise.
13943 (*sse_xor<mode>3): Likewise.
13944 (*sse2_xor<mode>3): Likewise.
13945 (xortf3): Likewise.
13946 (*xortf3): Likewise.
13948 2008-04-02 Richard Guenther <rguenther@suse.de>
13950 PR tree-optimization/14495
13951 PR tree-optimization/34793
13952 * tree-vrp.c (struct switch_update): New structure.
13953 (to_remove_edges, to_update_switch_stmts): New VECs.
13954 (simplify_switch_using_ranges): New function. Remove not taken
13955 case labels and edges.
13956 (simplify_stmt_using_ranges): Call it.
13957 (identify_jump_threads): Mark edges we have queued for removal
13958 so we don't thread them.
13959 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13961 * tree-cfg.c (group_case_labels): Deal with missing default label.
13962 (tree_verify_flow_info): Allow missing default label.
13963 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13964 (emit_case_nodes): Likewise.
13965 (expand_case): Do not rely on the default label to be present.
13966 * expr.c (try_casesi): Deal with NULL default_label.
13967 (do_tablejump): Likewise.
13969 2008-04-02 Richard Guenther <rguenther@suse.de>
13971 PR tree-optimization/14495
13972 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13973 SWITCH_EXPR here ...
13974 (vrp_visit_switch_stmt): ... but here (new function).
13975 (find_case_label_index): New helper function.
13976 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13978 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13980 * fwprop.c: Fix ISO-C99ism.
13982 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13985 * Makefile.in (objdir): Set it here.
13986 * configure.ac: Not here. Find dynamic linker characteristics.
13987 * exec-tool.in: Use them.
13988 * aclocal.m4: Regenerate.
13989 * configure: Regenerate.
13991 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13993 * expr.c (expand_var): Delete it.
13994 * expr.h (expand_var): Delete prototype.
13995 * function.c (expand_function_start): Use expand_decl instead.
13996 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13999 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
14001 PR rtl-optimization/35542
14002 * fwprop.c (forward_propagate_and_simplify): Replace
14003 loc_reg_mentioned_in_p with reg_mentioned_p.
14005 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14007 PR rtl-optimization/35281
14008 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
14009 (propagate_rtx_1): Handle PR_HANDLE_MEM.
14010 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
14011 (varying_mem_p): Move above propagate_rtx.
14012 (all_uses_available_at): Do not check MEMs.
14014 2008-04-02 Rafael Espindola <espindola@google.com>
14016 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
14017 (register_edge_assert_for_2): Split the cond argument.
14018 (register_edge_assert_for_1): Adjust for the change in
14019 register_edge_assert_for_2.
14020 (register_edge_assert_for): Split the cond argument.
14021 (find_switch_asserts): Adjust for the change in
14022 register_edge_assert_for.
14024 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
14026 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
14027 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
14028 offsets for 64-bit mingw.
14029 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
14030 abi for x86_64-pc-mingw.
14032 2008-04-02 Richard Guenther <rguenther@suse.de>
14034 * tree-vrp.c (extract_range_from_assert): Make sure to not
14035 produce range min/max with TREE_OVERFOW set.
14036 If merging a anti-range and a range keep the anti-range if
14037 the range covers all values of the type.
14038 (register_edge_assert_for_2): Only allow sign-changing
14039 conversions in detecting canonical range checks. Also
14040 register an assert for the unsigned name if useful.
14042 PR tree-optimization/35787
14043 * tree-vrp.c (vrp_val_max): New function.
14044 (vrp_val_min): Likewise.
14045 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
14046 (vrp_val_is_min): Likewise.
14047 (supports_overflow_infinity): Use vrp_val_{min,max}.
14048 (negative_overflow_infinity): Likewise.
14049 (positive_overflow_infinity): Likewise.
14050 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
14051 (is_positive_overflow_infinity): Likewise.
14052 (is_overflow_infinity): Likewise.
14053 (avoid_overflow_infinity): Use vrp_val_{min,max} and
14054 vrp_val_is_{min,max}.
14055 (set_and_canonicalize_value_range): Canonicalize anti-ranges
14056 to ranges if possible. Avoid empty ranges.
14058 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14060 PR middle-end/35705
14061 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
14062 the expression is a function address.
14064 2008-04-01 George Helffrich <george@gcc.gnu.org>
14066 PR fortran/35154, fortran/23057
14067 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
14068 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
14069 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
14070 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
14072 (dbxout_syms): Check for COMMON-based symbol and wrap in
14073 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
14074 in bracket for efficiency.
14076 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
14077 using DW_TAG_common_block + member offset.
14078 (add_pubname_string): New function.
14079 (dw_expand_expr): New function to find block name and offset for
14081 (common_check): New function to check whether symbol in Fortran COMMON.
14082 (gen_variable_die): If COMMON, use DW_TAG_common_block.
14084 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
14087 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
14089 2008-04-02 Ben Elliston <bje@au.ibm.com>
14091 * config/v850/v850.md (casesi): Remove if (0) code.
14092 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14093 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
14095 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
14097 * config/i386/i386.md (rex64suffix): New mode attribute.
14098 (floathi<mode>2): Disable expander for SSE math.
14099 (*floathi<mode>2_1): New insn insn_and_split pattern.
14100 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
14101 corresponding post-reload splitters.
14102 (*floathi<mode>2_i387): New macroized insn pattern.
14103 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
14104 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
14105 insn_and_split pattern.
14106 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
14107 New macroized instruction patterns and corresponding post-reload
14109 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
14110 and corresponding post-reload splitters.
14111 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
14112 New macroized instruction patterns.
14113 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
14114 macroized instruction patterns and corresponding post-reload splitters.
14115 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
14116 corresponding post-reload splitters.
14117 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
14118 New macroized instruction patterns.
14119 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
14120 corresponding post-reload splitters.
14121 (*floatsi<mode>2_i387): New macroized instruction patterns.
14123 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
14125 * config/i386/i386.md (smaxmin): New.
14126 (umaxmin): Likewise.
14127 (maxminiprefix): Likewise.
14128 (maxminfprefix): Likewise.
14129 (<code><mode>3): Likewise.
14130 (smin<mode>3): Removed.
14131 (smax<mode>3): Likewise.
14133 * config/i386/mmx.md (mmx_<code>v2sf3): New.
14134 (mmx_<code>v4hi3): Likewise.
14135 (mmx_<code>v8qi3): Likewise.
14136 (mmx_smaxv2sf3): Removed.
14137 (mmx_sminv2sf3): Likewise.
14138 (mmx_umaxv8qi3): Likewise.
14139 (mmx_smaxv4hi3): Likewise.
14140 (mmx_uminv8qi3): Likewise.
14141 (mmx_sminv4hi3): Likewise.
14143 * config/i386/sse.md (<addsub><mode>3): New.
14144 (*<addsub><mode>3): Likewise.
14145 (<sse>_vm<addsub><mode>3): Likewise.
14146 (<maxmin><mode>3): Likewise.
14147 (*<maxmin><mode>3_finite): Likewise.
14148 (*<maxmin><mode>3): Likewise.
14149 (<sse>_vm<maxmin><mode>3): Likewise.
14150 (sse3_h<addsub>v4sf3): Likewise.
14151 (sse3_h<addsub>v2df3): Likewise.
14152 (<maxmin>v16qi3): Likewise.
14153 (*<maxmin>v16qi3): Likewise.
14154 (<maxmin>v8hi3): Likewise.
14155 (*<maxmin>v8hi3): Likewise.
14156 (*sse4_1_<maxmin><mode>3): Likewise.
14157 (*sse4_1_<maxmin><mode>3): Likewise.
14158 (add<mode>3): Removed.
14159 (*add<mode>3): Likewise.
14160 (<sse>_vmadd<mode>3): Likewise.
14161 (sub<mode>3): Likewise.
14162 (*sub<mode>3): Likewise.
14163 (<sse>_vmsub<mode>3): Likewise.
14164 (smin<mode>3): Likewise.
14165 (*smin<mode>3_finite): Likewise.
14166 (*smin<mode>3): Likewise.
14167 (<sse>_vmsmin<mode>3): Likewise.
14168 (smax<mode>3): Likewise.
14169 (*smax<mode>3_finite): Likewise.
14170 (*smax<mode>3): Likewise.
14171 (<sse>_vmsmax<mode>3): Likewise.
14172 (sse3_haddv4sf3): Likewise.
14173 (sse3_haddv2df3): Likewise.
14174 (sse3_hsubv4sf3): Likewise.
14175 (sse3_hsubv2df3): Likewise.
14176 (umaxv16qi3): Likewise.
14177 (*umaxv16qi3): Likewise.
14178 (smaxv8hi3): Likewise.
14179 (*smaxv8hi3): Likewise.
14180 (*sse4_1_smax<mode>3): Likewise.
14181 (*sse4_1_umax<mode>3): Likewise.
14182 (uminv16qi3): Likewise.
14183 (*uminv16qi3): Likewise.
14184 (sminv8hi3): Likewise.
14185 (*sminv8hi3): Likewise.
14186 (*sse4_1_smin<mode>3): Likewise.
14187 (*sse4_1_umin<mode>3): Likewise.
14189 2008-04-01 Rafael Espindola <espindola@google.com>
14191 * tree-cfg.c (verify_expr): remove in_phi.
14192 (verify_stmt): Don't call walk_tree with verify_expr. Use
14193 is_gimple_min_invariant instead of is_gimple_val.
14195 2008-04-01 Joseph Myers <joseph@codesourcery.com>
14197 * doc/include/gpl_v3.texi: Update for manpage generation.
14198 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
14200 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
14201 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
14202 gpl_v3.texi instead of gpl.texi.
14205 2008-04-01 Jakub Jelinek <jakub@redhat.com>
14208 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
14210 2008-04-01 Rafael Espindola <espindola@google.com>
14212 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
14213 (extract_code_and_val_from_cond): Use
14214 extract_code_and_val_from_cond_with_ops.
14216 2008-04-01 Jan Hubicka <jh@suse.cz>
14218 * function.c (free_after_compilation): Free epilogue_delay_list.
14219 (prepare_function_start): Assert that previous compilation was freed.
14221 2008-04-01 Jan Hubicka <jh@suse.cz>
14222 Jim Wilson <wilson@tuliptree.org>
14223 Andreas Tobler <andreast@gcc.gnu.org>
14225 PR middle-end/35781
14226 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
14227 rtl.emit instead cfun->emit.
14228 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
14229 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
14231 2008-04-01 Ben Elliston <bje@au.ibm.com>
14233 * doc/c-tree.texi (Function Basics): Fix grammatical error.
14235 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
14237 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
14239 (fprofile-use): Add var flag_profile_use
14240 * coverage.c (coverage_begin_output): Do not open a gcno file for
14241 output only if -ftest-coverage is set.
14242 Do not add getpwd() to gcda file path.
14243 (build_gcov_info): Check the new flag
14244 flag_profile_datafile_relative_path.
14245 (coverage_init): Use profile_data_prefix.
14246 Read profile counter only if flag_profile_use is set.
14247 * opts.c (common_handle_option): New option fprofile-use=,
14248 fprofile-dir=, fprofile-generate=.
14249 * toplev.c (profile_data_prefix): New variable definition.
14250 * toplev.h (profile_data_prefix): New declaration.
14251 * doc/invoke.tex (Option Summary, Optimization Options):
14254 2008-03-31 James E. Wilson <wilson@tuliptree.org>
14256 * varasm.c (output_constant_pool_1): In LABEL_REF check,
14257 use tmp consistently.
14260 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
14261 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14262 UNSPEC_FR_RECIP_APPROX_RES.
14263 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
14265 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
14268 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
14270 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14272 PR middle-end/30186
14273 * fold-const.c (fold_indirect_ref_1): Support accessing non first
14274 element of the vector via a pointer.
14276 2008-03-31 Ian Lance Taylor <iant@google.com>
14278 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
14280 2008-03-31 Jan Hubicka <jh@suse.cz>
14282 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14283 get_arg_pointer_save_area.
14284 * expr.c (init_expr): Just clear out rtl.expr.
14285 * function.c (free_after_compilation): Clear out whole RTL structure.
14286 (get_func_frame_size): Merge into ...
14287 (get_frame_size): ... this one.
14288 (assign_stack_local_1): Merge into ...
14289 (assign_stack_local): ... this one.
14290 (expand_function_end): Update call of get_arg_pointer_save_area.
14291 (get_art_pointer_save_area): Remove cfun argument.
14292 * function.h (emit_status): regno_pointer_align does not need length
14293 attribute. Move x_regno_reg_rtx to ...
14294 (regno_reg_rtx): ... new global array.
14295 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
14296 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
14297 apply_args_value, forced_labels, stack_pointer_delta):
14299 (struct varasm_status): Move here from varasm.c
14300 (struct rtl_data): New. Move here some fields from struct function.
14301 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14302 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14303 used_temp_slots avail_temp_slots, temp_slot_level,
14304 nonlocal_goto_handler_labels): Update accesstors.
14305 (rtl): New global variable.
14306 (struct function): Move some fileds to rtl_data.
14307 (get_arg_pointer_save_area): Update prototype.
14308 * emit-rtl.c (rtl): Declare.
14309 (regno_reg_rtx): Declare.
14310 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14312 (gen_reg_rtx): Update.
14313 (init_virtual_regs): Do not tate emit_status argument.
14314 (init_emit): Do not allocate emit.
14315 * varasm.c (varasm_statuc): Move to function.h.
14316 (n_deferred_constatns): Update accestor.
14317 (init_varasm_status): Do not allocate varasm_status.
14318 (force_const_mem, get_pool_size, output_constant_pool): Update.
14319 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14320 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14322 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
14324 PR rtl-optimization/35729
14325 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
14328 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
14331 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
14332 load/store if memory is unaligned.
14333 (*movti_rex64): Likewise.
14335 * config/i386/predicates.md (misaligned_operand): New.
14337 2008-03-31 Andrew Pinski <pinskia@gmail.com>
14340 * tree-ssa-phiopt.c (conditional_replacement): Return early for
14343 2008-03-31 Jan Beulich <jbeulich@novell.com>
14345 * config/ia64/constraints.md: Add 'j' constraint.
14346 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
14347 (movdi_internal): Likewise.
14349 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
14352 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
14354 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
14357 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
14358 proper error message for the third argument on blendpd and
14361 * config/i386/sse.md (blendbits): New.
14362 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
14364 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
14366 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
14368 2008-03-30 Richard Guenther <rguenther@suse.de>
14370 PR middle-end/31023
14371 * fold-const.c (fold_sign_changed_comparison): Do leave
14372 conversions to base-types alone.
14374 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14376 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
14377 the link register if one altivec register is be saved.
14379 2008-03-30 Ben Elliston <bje@au.ibm.com>
14381 * final.c (final_scan_insn): Remove if (0) code.
14383 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
14385 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
14387 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
14389 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
14390 of V4SFmode to ix86_binary_operator_ok.
14392 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
14394 * config/i386/i386.c (override_options): Initialize
14395 ix86_veclib_handler to ix86_veclibabi_svml when
14396 -mveclibabi=svml is used.
14397 (ix86_veclibabi_svml): New function for SVML ABI style
14398 vectorization support.
14399 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
14401 2008-03-28 Rafael Espindola <espindola@google.com>
14403 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
14404 (tree_binary_nonnegative_warnv_p): Make it public.
14405 (tree_single_nonnegative_warnv_p): Make it public.
14406 (tree_invalid_nonnegative_warnv_p): Make it public.
14407 (tree_unary_nonzero_warnv_p): Make it public.
14408 (tree_binary_nonzero_warnv_p): Make it public
14409 (tree_single_nonzero_warnv_p): Make it public.
14410 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
14411 (extract_range_from_binary_expr): Split the expr argument.
14412 (extract_range_from_unary_expr): Split the expr argument.
14413 (extract_range_from_comparison): Split the expr argument.
14414 (extract_range_from_expr): Use the new aux functions.
14415 (vrp_evaluate_conditional_warnv): Use
14416 vrp_evaluate_conditional_warnv_with_ops.
14417 * tree.h (tree_unary_nonzero_warnv_p): Declare.
14418 (tree_binary_nonzero_warnv_p): Declare.
14419 (tree_single_nonzero_warnv_p): Declare.
14420 (tree_expr_nonzero_warnv_p): Declare.
14421 (tree_unary_nonnegative_warnv_p): Declare.
14422 (tree_binary_nonnegative_warnv_p): Declare.
14423 (tree_single_nonnegative_warnv_p): Declare.
14424 (tree_invalid_nonnegative_warnv_p): Declare.
14426 2008-03-28 Richard Guenther <rguenther@suse.de>
14428 PR tree-optimization/30317
14429 PR tree-optimization/30911
14430 PR tree-optimization/34793
14431 * tree-vrp.c (set_and_canonicalize_value_range): New function.
14432 (struct assert_locus_d): New member EXPR.
14433 (register_new_assert_for): Add EXPR parameter to support
14434 ASSERT_EXPR <name, expr OP limit>.
14435 (register_edge_assert_for_1): Adjust callers.
14436 (find_assert_locations): Likewise.
14437 (process_assert_insertions_for): Build condition from expression.
14438 (extract_range_from_assert): Handle ASSERT_EXPRs
14439 of the form ASSERT_EXPR <name, expr OP limit>.
14440 (register_edge_assert_for_2): New helper registering
14441 asserts for comparisons. Recognize range tests of the form
14442 (unsigned)i - CST1 OP CST2.
14443 (register_edge_assert_for_1): Use it.
14444 (register_edge_assert_for): Likewise.
14445 (needs_overflow_infinity): Integer sub-types
14446 do not need overflow infinities.
14447 (vrp_val_is_max): The extreme values of integer sub-types
14448 are those of the base type.
14449 (vrp_val_is_min): Likewise.
14450 * tree.def (ASSERT_EXPR): Document extra allowed conditional
14453 2008-03-28 Nick Clifton <nickc@redhat.com>
14456 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
14457 Return GENERAL_REGS for stack adjustment reloads.
14459 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14462 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
14463 const_vector when all the vectors are constant.
14465 2008-03-27 Bob Wilson <bob.wilson@acm.org>
14467 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
14469 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
14470 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
14472 (s<code>_sf): Use new scc_sf attribute for opcode names.
14474 2008-03-27 Tom Tromey <tromey@redhat.com>
14476 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
14477 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
14478 config/spu/t-spu-elf, config/i386/t-interix,
14479 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
14480 config/i386/x-darwin, config/i386/x-mingw32,
14481 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
14482 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
14483 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
14484 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
14485 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
14486 config/rs6000/x-darwin, config/rs6000/t-rs6000,
14487 config/score/t-score-elf, config/arm/t-strongarm-pe,
14488 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
14489 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
14490 Revert automatic dependency patch.
14492 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
14495 * config/i386/i386.c (ix86_function_arg_boundary): Align
14496 decimal floating point to its natural boundary.
14498 2008-03-27 Richard Guenther <rguenther@suse.de>
14500 PR middle-end/35716
14501 * fold-const.c (fold_comparison): Restrict distinct decl
14502 comparison folding to VAR_DECLs and PARM_DECLs. Do not
14503 solely rely on operand_equal_p.
14505 2008-03-27 Richard Guenther <rguenther@suse.de>
14508 * c-common.c (handle_weak_attribute): Reject combination of
14511 2008-03-27 Richard Guenther <rguenther@suse.de>
14513 PR tree-optimization/32810
14514 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
14515 conversions from DECL_INITIAL.
14516 (fold_const_aggregate_ref): Likewise from constructor elements.
14518 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
14520 * tree-affine.h (aff_combination_expand): Declare.
14521 (get_inner_reference_aff): Likewise.
14522 * tree-affine.c (aff_combination_expand): Split out from
14523 tree_to_aff_combination_expand.
14524 (get_inner_reference_aff): New function.
14525 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
14526 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
14527 (struct lim_aux_data): sm_done field removed.
14528 (mem_ref_loc_p, mem_ref_locs_p): New types.
14529 (struct mem_ref): Added id, stored, accesses_in_loop,
14530 indep_loop, dep_loop, indep_ref, dep_ref fields.
14531 Removed is_stored, locs and next fields.
14532 (memory_accesses): New variable.
14533 (movement_possibility): Do not allow moving statements
14534 that store to memory.
14535 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
14537 (determine_max_movement): For statements with memory references,
14538 find the outermost loop in that the reference is independent.
14539 (move_computations_stmt): Mark the virtual operands for renaming.
14540 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
14541 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
14542 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
14543 add_vop_ref_mapping, create_vop_ref_mapping_loop,
14544 create_vop_ref_mapping, analyze_memory_references,
14545 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
14546 get_all_locs_in_loop, ref_always_accessed_p,
14547 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
14548 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
14549 store_motion_loop, store_motion): New functions.
14550 (struct vop_to_refs_elt): New type.
14551 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
14552 memref_hash, memref_eq, hoist_memory_references): Rewritten.
14553 (schedule_sm): Replaced by...
14554 (execute_sm): ... this.
14555 (determine_lsm_ref, hoist_memory_references,
14556 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
14557 find_more_ref_vops, free_mem_ref, free_mem_refs,
14558 determine_lsm_loop, determine_lsm): Removed.
14559 (tree_ssa_lim_finalize): Free data structures used by store motion.
14560 (tree_ssa_lim): Call analyze_memory_references. Use
14561 store_motion instead of determine_lsm.
14563 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14565 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
14566 rename tmake_file to m68hc11/t-m68hc11.
14567 (mcore): Set inhibit_libc to true.
14568 * config.host (alpha*-dec-*vms*): Set extra_programs.
14569 (interix3*): Don't use host_xmake_file.
14570 * configure.ac: Let config.gcc override inhibit_libc.
14571 * configure: Regenerate.
14573 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
14574 * config/t-openbsd-thread: Remove commented out lines.
14576 * config/x-interix: Remove.
14578 * config/m68hc11/t-m68hc11-gas: Rename to...
14579 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
14581 * config/mcore/t-mcore: Remove T_CFLAGS.
14582 * config/mcore/t-mcore-pe: Likewise.
14584 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14586 * configure.ac: Replace custom __GNU_SOURCE test with
14587 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
14588 * aclocal.m4: Regenerate.
14589 * configure: Regenerate.
14590 * config.in: Regenerate.
14592 2008-03-27 Richard Guenther <rguenther@suse.de>
14594 * fold-const.c (target.h): Include.
14595 (fold_comparison): Fold comparison of addresses of decls
14596 that bind locally or of constants. Consolidate address folding code.
14597 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
14598 results from fold_binary_to_constant.
14599 (compare_values_warnv): Likewise.
14601 2008-03-27 Andrew Pinski <pinskia@gmail.com>
14603 PR middle-end/35429
14604 * fold-const.c (fold_truthop): Check for integeral types when folding
14605 a == 0 && b == 0 and a != 0 || b != 0 .
14607 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
14609 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
14611 2008-03-26 Andreas Schwab <schwab@suse.de>
14613 * doc/invoke.texi: Fix use of @item vs. @itemx.
14615 2008-03-26 Tom Tromey <tromey@redhat.com>
14617 * Makefile.in (build/gensupport.o, build/print-rtl.o,
14618 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
14619 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
14620 build/gencodes.o, build/genconditions.o, build/genconfig.o,
14621 build/genconstants.o, build/genemit.o, build/genextract.o,
14622 build/genflags.o, build/genmddeps.o, build/genopinit.o,
14623 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
14626 2008-03-26 Richard Guenther <rguenther@suse.de>
14629 2008-03-26 Richard Guenther <rguenther@suse.de>
14631 * fold-const.c (target.h): Include.
14632 (fold_comparison): Fold comparison of addresses of two decls
14633 that bind locally. Consolidate address folding code.
14635 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14637 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14638 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14639 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14640 dconstsqrt2, dconstthird, dconste and/or dconst10.
14641 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14642 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14643 dconstsqrt2, dconste): Delete.
14644 (init_emit_once): Likewise. Simplify initializing dconstm1.
14646 * real.c (get_real_const): New.
14647 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14648 dconstsqrt2, dconste): Delete.
14649 (real_value_const, get_real_const): New.
14651 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14653 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14655 * config/i386/i386.c (ix86_function_arg_boundary): Check
14656 BIGGEST_ALIGNMENT instead of 128.
14657 (setup_incoming_varargs_64): Likewise.
14659 2008-03-26 Tom Tromey <tromey@redhat.com>
14661 * Makefile.in (DEPFILES): Add missing '/'.
14663 2008-03-26 Richard Guenther <rguenther@suse.de>
14665 * fold-const.c (target.h): Include.
14666 (fold_comparison): Fold comparison of addresses of two decls
14667 that bind locally. Consolidate address folding code.
14669 2008-03-26 Nick Clifton <nickc@redhat.com>
14672 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14673 not allow INT+INT as a legitimate addressing mode.
14675 2008-03-26 Richard Guenther <rguenther@suse.de>
14677 * tree-flow.h (widen_bitfield): Remove declaration.
14678 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14679 (widen_bitfield): Remove function.
14680 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14683 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14686 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14689 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14691 PR rtl-optimization/35232
14692 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14693 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14694 reg_reloaded_call_part_clobbered here.
14695 (reload_regs_reach_end_p): New function.
14696 (reload_reg_rtx_for_input): New variable.
14697 (reload_reg_rtx_for_output): Likewise.
14698 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14699 when reassigning a pseudo register. Load reloadreg from
14700 reload_reg_rtx_for_input, moving the mode and register
14702 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14703 instead of the original when deciding whether an input reload
14704 would be a no-op or whether an output reload can be deleted.
14705 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14706 when setting up new_spill_reg_store. Load it from
14707 reload_reg_rtx_for_output, moving the mode and register
14709 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14710 instead of the original when deciding whether an output reload
14711 would be a no-op. Do the same when modifying insn notes.
14712 Use rtx_equal_p instead of == to compare the registers.
14713 (inherit_piecemeal_p): Take a mode and two register numbers
14715 (emit_reload_insns): Clear new_spill_reg_store for every hard
14716 register in the reload register. Remove spill registers
14717 from reg_reloaded_valid before considering whether to record
14718 inheritance information for them. Use reload_reg_rtx_for_output
14719 instead of reg_rtx when recording output reloads. Use
14720 reload_reg_rtx_for_input instead of reg_rtx when recording
14721 input reloads. Set or clear reg_reloaded_call_part_clobbered
14722 at the same time as setting reg_reloaded_valid.
14723 (delete_output_reload): Add a new_reload_reg parameter and use it
14724 instead of rld[j].reg_rtx.
14725 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14728 2008-03-25 Tom Tromey <tromey@redhat.com>
14730 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14731 (build/genattr.o): Likewise.
14732 (build/genattrtab.o): Likewise.
14733 (build/gencodes.o): Likewise.
14734 (build/genconfig.o): Likewise.
14735 (build/genconstants.o): Likewise.
14736 (build/genemit.o): Likewise.
14737 (build/genextract.o): Likewise.
14738 (build/genflags.o): Likewise.
14740 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14742 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14743 instead of size_int for integer types.
14744 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14745 to match type of MINUS_EXPR.
14747 2008-03-25 Tom Tromey <tromey@redhat.com>
14749 * configure: Rebuilt.
14750 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14753 2008-03-25 Tom Tromey <tromey@redhat.com>
14755 * config/x-solaris (host-solaris.o): Update.
14756 * config/x-linux (host-linux.o): Update.
14757 * config/x-hpux (host-hpux.o): Update.
14758 * config/x-darwin (host-darwin.o): Update.
14759 * config/v850/t-v850e (v850-c.o): Update.
14760 * config/v850/t-v850 (v850-c.o): Update.
14761 * config/t-vxworks (vxworks.o): Update.
14762 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14763 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14764 * config/spu/t-spu-elf (spu-c.o): Update.
14766 * config/sh/t-symbian (sh-c.o): Update.
14767 (symbian.o): Update.
14768 * config/sh/t-sh (sh-c.o): Update.
14769 * config/score/t-score-elf (score7.o, score3.o): Update.
14770 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14771 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14772 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14773 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14774 (rs6000.o): Remove.
14775 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14776 * config/m32c/t-m32c (m32c-pragma.o): Update.
14777 * config/ia64/t-ia64 (ia64-c.o): Update.
14778 * config/i386/x-mingw32 (host-mingw32.o): Update.
14779 * config/i386/x-i386 (driver-i386.o): Update.
14780 * config/i386/x-darwin (host-i386-darwin.o): Update.
14781 * config/i386/x-cygwin (host-cygwin.o): Update.
14782 * config/i386/t-nwld (nwld.o): Update.
14783 * config/i386/t-netware (netware.o): Update.
14784 * config/i386/t-interix (winnt.o): Update.
14785 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14786 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14787 msformat-c.o): Update.
14788 * config/bfin/t-bfin-linux (generated_files): Add
14789 linux-sysroot-suffix.h.
14790 * config/arm/t-wince-pe (pe.o): Update.
14791 * config/arm/t-strongarm-pe (pe.o): Update.
14792 * config/arm/t-pe (pe.o): Update.
14793 * config/arm/t-arm (arm-c.o): Update.
14794 * doc/install.texi (Prerequisites): Require make 3.80.
14795 * Makefile.in: Remove .o targets.
14796 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14797 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14798 (simple_generated_h, simple_generated_c): Move earlier.
14799 (generated_files): New variable.
14800 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14801 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14802 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14803 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14804 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14805 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14806 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14807 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14808 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14809 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14810 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14811 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14813 (COMPILE.base, COMPILE): New variables.
14814 (%.o): New pattern rule.
14815 (ALL_HOST_OBJS): New variable.
14816 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14817 (dummy-checksum.o, cc1-checksum.o): Remove.
14818 (DRIVER_SHLIB): New variable.
14819 (DRIVER_DEFINES): Use it.
14820 (gencondmd.c): Move out of build/.
14821 (s-conditions): Update.
14822 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14823 (ALL_BUILD_OBJS): Likewise.
14824 (build/%.o): Use BUILDCOMPILE.
14825 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14826 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14827 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14828 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14829 build/genconfig.o, build/genconstants.o, build/genemit.o,
14830 build/genextract.o, build/genflags.o, build/genmddeps.o,
14831 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14832 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14833 build/gen-protos.o, build/scan.o, build/fix-header.o,
14834 build/scan-decls.o): Simplify.
14835 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14836 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14837 prefix.o, toplev.o): Reduce to variable setting.
14838 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14839 ($(out_object_file), gcc-options.o): New targets.
14840 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14841 * configure: Rebuilt.
14842 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14843 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14845 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14847 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14848 complain when we hit an error, return ERROR_MARK_NODE.
14850 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14852 * config/sh/constraints.md (Pso, Psz): New constraints.
14853 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14854 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14856 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14858 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14859 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14861 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14863 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14864 (prefetch_sh2a): New.
14866 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14867 Naveen.H.S <naveen.hs@kpitcummins.com>
14869 * config/sh/constraints.md (I28): New constraint.
14870 * config/sh/sh.c (broken_move): Add support for movi20s.
14871 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14873 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14874 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14875 Naveen.H.S <naveen.hs@kpitcummins.com>
14877 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14878 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14879 (print_operand): Handle resbank in %@ operand code.
14880 (sh_encode_section_info): New.
14881 (push_regs): Add conditions for resbank.
14882 (sh_expand_epilogue): Likewise.
14883 (sh_insert_attributes): Likewise.
14884 (sh_attribute_table): Likewise.
14885 (sh_handle_resbank_handler_attribute): New.
14886 (sh2a_handle_function_vector_handler_attribute): New.
14887 (sh2a_is_function_vector_call): New.
14888 (sh2a_get_function_vector_number): New.
14889 (sh2a_function_vector_p): New.
14890 (sh_cfun_resbank_handler_p): New.
14891 * config/sh/sh.md (calli): Emit jsr/n if possible.
14892 (calli_tbr_rel): New.
14893 (calli_pcrel): Emit jsr/n if possible.
14894 (return_i): Emit rts/n if possible.
14895 (call_valuei_tbr_rel): New.
14896 (call_valuei_pcrel): Add condition for SH2A target.
14897 (call_value): Likewise.
14898 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14899 (sh2a_get_function_vector_number): Likewise.
14900 (sh2a_is_function_vector_call): Likewise.
14901 * doc/extend.texi: Document TBR relative addressing of SH2A.
14902 (resbank): Add description for SH2A.
14904 2008-03-24 Richard Guenther <rguenther@suse.de>
14907 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14908 pointer assignments change conversions according to middle-end rules.
14909 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14910 * configure.ac: Include type checking in yes.
14911 * configure: Regenerate.
14913 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14915 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14916 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14918 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14920 * gthr-vxworks.h (UNUSED): Define.
14922 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14924 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14926 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14928 * doc/extend.texi (Function Attributes): Add missing comma in the
14929 example of the "alloc_size" attribute.
14931 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14934 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14936 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14939 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14942 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14943 of the underlying type of a MS bitfield layout to the natural
14944 alignment of the type.
14946 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14948 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14949 to their natural alignment to avoid store forwarding stalls.
14951 2008-03-22 Richard Guenther <rguenther@suse.de>
14953 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14954 For PHI nodes verify the address is invariant.
14955 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14956 (get_symbol_constant_value): Use is_gimple_min_invariant.
14957 (maybe_fold_stmt_indirect): Likewise.
14959 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14961 PR rtl-optimization/33927
14962 * Makefile.in (dse.o): Depend on $(TM_P_H).
14963 * expr.h (extract_low_bits): Declare.
14964 * expmed.c (extract_low_bits): New function.
14965 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14966 * dse.c: Include tm_p.h.
14967 (find_shift_sequence): Remove the read_reg argument and return the
14968 read value. Emit the instructions instead of returning them.
14969 Iterate on new_mode rather than calculating it each time.
14970 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14971 source to NEW_MODE and extract_low_bits to convert the shifted
14972 value to READ_MODE.
14973 (replace_read): Allow the load and store to have different mode
14974 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14975 or extraction instructions before trying the replacement. Update
14976 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14978 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14980 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14981 to their natural alignment to avoid store forwarding stalls.
14983 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14986 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14987 encouraging but not allowing gprs for input;
14988 change the input constraint to !f#r.
14989 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14991 change the output constraint to !f#r.
14993 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14996 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14997 corresponding post-reload splitters.
14998 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14999 when x87 FP math is selected.
15000 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
15001 New function prototype.
15002 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
15003 unreachable function to ease macroization of insn patterns.
15005 2008-03-21 Martin Jambor <mjambor@suse.cz>
15007 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
15008 reference dumps if ddr is NULL or dependence is unknown.
15010 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
15012 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
15013 unsigned extension into account.
15014 (ATOMIC_COMPARE_AND_SWAP): Likewise.
15015 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
15016 Do computations on a scratch register.
15018 2008-03-21 Richard Guenther <rguenther@suse.de>
15020 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15021 Use is_gimple_min_invariant instead of TREE_INVARIANT.
15022 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
15023 * tree-ssa-dom.c (record_equality): Likewise.
15024 * tree-inline.c (copy_body_r): Likewise.
15025 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
15028 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
15030 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
15031 as 'delete_unused' argument.
15033 2008-03-20 Richard Guenther <rguenther@suse.de>
15035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15036 special casing of constant qualifiers.
15037 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
15038 care about them in general.
15039 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
15040 regardless of their type.
15041 (fold_stmt_r): Forcefully fold *& if we end up with that.
15043 2008-03-20 Paul Brook <paul@codesourcery.com>
15045 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
15046 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
15048 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
15050 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
15051 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
15053 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
15055 * common.opt (Wmudflap): New option.
15056 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
15057 (mx_register_decls): Likewise.
15058 (mudflap_finish_file): Likewise.
15059 * doc/invoke.texi: Document -Wno-mudflap.
15061 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
15063 * c-format.c (replace_format_name_to_system_name): New.
15064 (cmp_attribs): New.
15065 (convert_format_name_to_system_name): New.
15066 (decode_format_attr): Add use of convert_format_name_to_system_name.
15067 (format_types_orig): Add gnu_ prefix to names.
15068 (check_format_info_main): Special treating of \0 escaped names for
15069 supporting multi-character format specifiers as I32, I64.
15070 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
15071 (gnu_target_overrides_format_attributes): New.
15072 * c-format.h: Add structure target_ovr_attr to hold
15073 system specific formatter names.
15074 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
15075 msformat-c.o file to c_target_objs and cxx_target_objs.
15076 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
15077 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
15078 (TARGET_N_FORMAT_TYPES): New.
15079 * config/i386/msformat-c.c: New.
15080 * config/i386/t-cygming: Add build rule for msformat-c.o.
15081 * doc/extend.texi: Add new format names gnu_* and ms_* and
15083 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
15085 2008-03-20 Ira Rosen <irar@il.ibm.com>
15087 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
15088 optimizations turned on under -O3.
15089 (ftree-vectorize): Add that the flag is turned on with -O3.
15091 2008-03-20 Ben Elliston <bje@au.ibm.com>
15093 * regmove.c (try_auto_increment): Fix spelling error in comment.
15094 * final.c (final_scan_insn): Likewise.
15096 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
15099 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
15100 allocator preferences for "y" and "r" class registers.
15101 ("*mov<mode>_internal"): Ditto.
15102 ("*movv2sf_internal_rex64"): Ditto.
15103 ("*movv2sf_internal"): Ditto.
15105 2008-03-19 Michael Matz <matz@suse.de>
15107 PR middle-end/35616
15108 * calls.c (expand_call): Check overlap of arguments with call
15109 address for sibcalls.
15111 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
15114 * stor-layout.c (update_alignment_for_field): Set minimum alignment
15115 of the underlying type of a MS bitfield layout to the natural
15116 alignment of the type.
15118 2008-03-19 Jan Hubicka <jh@suse.cz>
15121 * toplev.c (decode_d_option): Handle all CPP flags.
15122 * tree-vrp.c: Update tree_pass descriptors.
15123 * regrename.c: Update tree_pass descriptors.
15124 * fwprop.c: Update tree_pass descriptors.
15125 * doc/invoke.texi: Remove documentation of dropped -d? flags.
15126 * tree-into-ssa.c: Update tree_pass descriptors.
15127 * tree-dump.c: Update tree_pass descriptors.
15128 * tree-complex.c: Update tree_pass descriptors.
15129 * tree-dump.h: Update tree_pass descriptors.
15130 * see.c: Update tree_pass descriptors.
15131 * cgraphbuild.c: Update tree_pass descriptors.
15132 * tracer.c: Update tree_pass descriptors.
15133 * tree-loop-distribution.c: Update tree_pass descriptors.
15134 * cgraph.c: Update tree_pass descriptors.
15135 * postreload-gcse.c: Update tree_pass descriptors.
15136 * postreload.c: Update tree_pass descriptors.
15137 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
15138 * tree-tailcall.c: Update tree_pass descriptors.
15139 * tree-pass.h (tree_opt_pass): Rename to ...
15140 (opt_pass) ... this one; add "type" field and remove letter field.
15141 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
15142 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
15143 all_lowering_passes): Update declaration.
15144 * ipa-cp.c: Update tree_pass descriptors.
15145 * final.c: Update tree_pass descriptors.
15146 * omp-low.c: Update tree_pass descriptors.
15147 * tree-ssa-dse.c: Update tree_pass descriptors.
15148 * ipa-reference.c: Update tree_pass descriptors.
15149 * tree-ssa-uncprop.c: Update tree_pass descriptors.
15150 * auto-inc-dec.c: Update tree_pass descriptors.
15151 * reorg.c: Update tree_pass descriptors.
15152 * cgraphunit.c: Update tree_pass descriptors.
15153 * tree-ssa-copyrename.c: Update tree_pass descriptors.
15154 * tree-ssa-ccp.c: Update tree_pass descriptors.
15155 * df-core.c: Update tree_pass descriptors.
15156 * mode-switching.c: Update tree_pass descriptors.
15157 * tree-nomudflap.c: Update tree_pass descriptors.
15158 * modulo-sched.c: Update tree_pass descriptors.
15159 * ipa-pure-const.c: Update tree_pass descriptors.
15160 * cse.c: Update tree_pass descriptors.
15161 * web.c: Update tree_pass descriptors.
15162 * tree-stdarg.c: Update tree_pass descriptors.
15163 * tree-ssa-math-opts.c: Update tree_pass descriptors.
15164 * tree-ssa-dom.c: Update tree_pass descriptors.
15165 * tree-nrv.c: Update tree_pass descriptors.
15166 * tree-ssa-alias.c: Update tree_pass descriptors.
15167 * loop-init.c: Update tree_pass descriptors.
15168 * gimple-low.c: Update tree_pass descriptors.
15169 * ipa-inline.c: Update tree_pass descriptors.
15170 * tree-ssa-sink.c: Update tree_pass descriptors.
15171 * global.c: Update tree_pass descriptors.
15172 * ifcvt.c: Update tree_pass descriptors.
15173 * jump.c: Update tree_pass descriptors.
15174 * predict.c: Update tree_pass descriptors.
15175 * tree-ssa-loop.c: Update tree_pass descriptors.
15176 * recog.c: Update tree_pass descriptors.
15177 * dse.c: Update tree_pass descriptors.
15178 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
15179 * tree-eh.c: Update tree_pass descriptors.
15180 * regmove.c: Update tree_pass descriptors.
15182 * function.c: Update tree_pass descriptors.
15183 * tree-vectorizer.c: Update tree_pass descriptors.
15184 * gcse.c: Update tree_pass descriptors.
15185 * ipa-type-escape.c: Update tree_pass descriptors.
15186 * tree-if-conv.c: Update tree_pass descriptors.
15187 * init-regs.c: Update tree_pass descriptors.
15188 * ipa.c: Update tree_pass descriptors.
15189 * tree-ssa-phiopt.c: Update tree_pass descriptors.
15190 * rtl-factoring.c: Update tree_pass descriptors.
15191 * lower-subreg.c: Update tree_pass descriptors.
15192 * bt-load.c: Update tree_pass descriptors.
15193 * tree-dfa.c: Update tree_pass descriptors.
15194 * except.c: Update tree_pass descriptors.
15195 * emit-rtl.c: Update tree_pass descriptors.
15196 * cfgexpand.c: Update tree_pass descriptors.
15197 * tree-cfgcleanup.c: Update tree_pass descriptors.
15198 * cfgcleanup.c: Update tree_pass descriptors.
15199 * tree-ssa-pre.c: Update tree_pass descriptors.
15200 * tree-sra.c: Update tree_pass descriptors.
15201 * tree-mudflap.c: Update tree_pass descriptors.
15202 * tree-ssa-copy.c: Update tree_pass descriptors.
15203 * cfglayout.c: Update tree_pass descriptors.
15204 * tree-ssa-forwprop.c: Update tree_pass descriptors.
15205 * tree-ssa-dce.c: Update tree_pass descriptors.
15206 * tree-ssa.c: Update tree_pass descriptors.
15207 * regclass.c: Update tree_pass descriptors.
15208 * integrate.c: Update tree_pass descriptors.
15209 * tree-optimize.c: Update tree_pass descriptors.
15210 * tree-ssa-phiprop.c: Update tree_pass descriptors.
15211 * tree-object-size.c: Update tree_pass descriptors.
15212 * combine.c: Update tree_pass descriptors.
15213 * tree-outof-ssa.c: Update tree_pass descriptors.
15214 * bb-reorder.c: Update tree_pass descriptors.
15215 * stack-ptr-mod.c: Update tree_pass descriptors.
15216 * var-tracking.c: Update tree_pass descriptors.
15217 * tree-profile.c: Update tree_pass descriptors.
15218 * tree-vect-generic.c: Update tree_pass descriptors.
15219 * reg-stack.c: Update tree_pass descriptors.
15220 * sched-rgn.c: Update tree_pass descriptors.
15221 * tree-ssa-structalias.c: Update tree_pass descriptors.
15222 * tree-cfg.c: Update tree_pass descriptors.
15223 * passes.c (current_pass): Update declaration.
15224 (finish_optimization_passes): Update.
15225 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
15226 (register_one_dump_file, register_dump_files_1, next_pass_1):
15228 (init_optimization_passes): Update handling of new types.
15229 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
15230 * ipa-struct-reorg.c: Update tree_pass descriptors.
15231 * tree-ssa-reassoc.c: Update tree_pass descriptors.
15232 * combine-stack-adj.c: Update tree_pass descriptors.
15233 * cfgrtl.c: Update tree_pass descriptors.
15234 * dce.c: Update tree_pass descriptors.
15235 * tree-ssanames.c: Update tree_pass descriptors.
15237 2008-03-19 Richard Guenther <rguenther@suse.de>
15239 PR middle-end/35609
15240 * tree-ssa.c (walk_data): New structure.
15241 (warn_uninitialized_var): If not always_executed warn with "maybe"
15243 (execute_early_warn_uninitialized): Compute post-dominators.
15244 Initialize always_executed before processing each basic block.
15246 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
15249 * config/i386/i386.c (x86_this_parameter): Calculate correct location
15250 of "this" pointer when "regparm = N" or "fastcall" is in effect.
15252 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15254 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
15256 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
15258 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
15260 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
15261 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
15262 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
15263 target after ignore has been set, and move there also the commputation
15264 of subtarget and original_target.
15265 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
15266 (LANG_HOOKS_INITIALIZER): Remove it.
15267 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
15269 2008-03-18 Richard Guenther <rguenther@suse.de>
15271 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
15272 found an expression with constants, note that in the VN for the lhs.
15273 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
15274 fold them to constants if possible. Run cleanup_cfg if done so.
15275 (execute_pre): Return todo.
15276 (do_pre): Likewise.
15277 (execute_fre): Likewise.
15278 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
15280 (get_prop_source_stmt): Look through pointer conversions.
15282 2008-03-18 Jan Hubicka <jh@suse.cz>
15284 * tree-pretty-print.c: Include predict.h.
15285 (dump_generic_node): Dump predictor.
15286 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
15287 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
15288 * gimple-low.c (lower_stmt): Likewise.
15289 * expr.c (expand_expr_real): Likewise.
15290 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
15292 (build_predict_expr, build_predict_expr): New.
15293 * predict.h (predictor_name, build_predict_expr): Update.
15294 * c-typeck.c (c_finish_bc_stmt): Add prediction.
15295 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
15296 * predict.def (PRED_CONTINUE): Update hitrate.
15297 * tree.def (PREDICT_EXPR): Define.
15298 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
15299 do not handle BIND_EXPR.
15300 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
15301 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
15302 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
15305 2008-03-18 Michael Matz <matz@suse.de>
15307 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
15309 2008-03-18 Richard Guenther <rguenther@suse.de>
15311 * tree-gimple.h (is_gimple_invariant_address): Declare.
15312 (is_gimple_constant): Likewise.
15313 * tree-gimple.c (is_gimple_constant): New function.
15314 (is_gimple_invariant_address): Likewise.
15315 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
15316 and is_gimple_invariant_address.
15317 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
15319 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
15320 an addressable base.
15322 2008-03-18 Jakub Jelinek <jakub@redhat.com>
15324 PR middle-end/35611
15325 * gimplify.c (gimplify_expr): Gimplify second operand of
15328 2008-03-17 Richard Guenther <rguenther@suse.de>
15330 PR tree-optimization/19637
15331 * fold-const.c (fold_unary): Remove restrictions of removing
15332 intermediate pointer-conversions (P2)(P1)P0.
15333 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
15334 conversion to void pointer.
15335 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
15337 2008-03-16 James E. Wilson <wilson@tuliptree.org>
15340 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
15341 emulated thread local variables.
15343 2008-03-16 Richard Guenther <rguenther@suse.de>
15345 PR middle-end/35607
15346 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
15347 expand TREE_INVARIANT operations that are not gimple invariant.
15349 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
15351 * doc/extend.texi (Alignment): Say that the ABI controls
15352 the __alignof__ for non-strict-alignment targets rather
15353 than being a recommendation.
15355 2008-03-15 Paul Brook <paul@codesourcery.com>
15357 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
15359 (arm_output_fn_unwind): Mark functions that can not be unwound.
15361 2008-03-15 Paul Brook <paul@codesourcery.com>
15363 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
15364 extension instructions.
15366 2008-03-15 Richard Guenther <rguenther@suse.de>
15368 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
15369 and fold constant aggregate refs.
15370 (fold_const_aggregate_ref): Handle string constants
15371 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
15372 (evaluate_stmt): Simplify now that ccp_fold folds constant
15375 2008-03-15 Paul Brook <paul@codesourcery.com>
15377 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
15378 (extzv): Use gen_extzv_t2.
15379 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
15381 2008-03-15 Richard Guenther <rguenther@suse.de>
15383 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
15384 (fold_const_aggregate_ref): Likewise.
15385 (get_value): Return NULL if we don't have any values.
15386 (ccp_finalize): Set const_val to NULL after freeing it.
15387 * tree-flow.h (get_symbol_constant_value): Declare.
15388 (fold_const_aggregate_ref): Likewise.
15389 * tree-ssa-sccvn.c (try_to_simplify): Use them.
15391 2008-03-15 Richard Guenther <rguenther@suse.de>
15393 PR middle-end/35593
15394 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
15395 to not produce negative array indices if not allowed. Add
15396 parameter to indicate that.
15397 (maybe_fold_offset_to_component_ref): Allow negative array
15398 indices only for the first member of a structure.
15399 (maybe_fold_offset_to_reference): Allow negative array indices.
15400 (maybe_fold_stmt_addition): Likewise.
15402 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
15403 Anatoly Sokolov <aesok@post.ru>
15405 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
15406 (avr_arch): Add ARCH_AVR6.
15407 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
15408 (initial_elimination_offset): Initialize and use 'avr_pc_size'
15409 instead of fixed value 2.
15410 (print_operand_address): Use gs() asm specifier instead of pm().
15411 (avr_assemble_integer): (Ditto.).
15412 (avr_output_addr_vec_elt): (Ditto.).
15413 (print_operand): Handle "!" code.
15414 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
15415 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
15416 (AVR_HAVE_EIJMP_EICALL): Define.
15417 (AVR_3_BYTE_PC): Redefine.
15418 (AVR_2_BYTE_PC): (Ditto.).
15419 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
15420 (LINK_SPEC): Add atmega2560 and atmega2561.
15421 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
15423 * config/avr/avr.md (call_insn): Use eicall instead of icall
15424 for 3 byte PC devices.
15425 (call_value_insn): (Ditto.).
15426 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
15427 (indirect_jump): Use only for for 2 byte PC devices.
15428 (*tablejump): (Ditto.).
15429 (*indirect_jump_avr6): Add insn.
15430 (*tablejump_rjmp): Don't use for 3 byte PC devices.
15431 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
15432 instead of ijmp for 3 byte PC devices.
15433 (__tablejump2__): (Ditto.).
15434 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
15435 (MULITLIB_DIRNAMES): (Ditto.).
15436 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
15438 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
15440 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
15441 "sse2_umulsidi3". Use V1DI mode for operand 0.
15442 ("mmx_psadbw"): Use V1DI mode for operand 0.
15443 * config/i386/i386-modes.def (V1SI): New vector mode.
15444 * config/i386/i386.c (struct builtin_description)
15445 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
15446 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
15447 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
15448 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
15449 v1di_ftype_v8qi_v8qi type.
15450 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
15452 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
15453 __builtin_ia32_pmuludq]: Fix the mode of return value.
15455 2008-03-15 Richard Guenther <rguenther@suse.de>
15457 PR middle-end/35595
15458 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
15461 2008-03-14 Bob Wilson <bob.wilson@acm.org>
15463 * doc/invoke.texi (Option Summary, Xtensa Options): Document
15464 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
15465 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
15466 unless TARGET_SERIALIZE_VOLATILE is enabled.
15467 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
15468 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
15469 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
15471 2008-03-14 Richard Guenther <rguenther@suse.de>
15473 PR tree-optimization/34172
15474 * tree-flow.h (refs_may_alias_p): Declare.
15475 (get_single_def_stmt): Likewise.
15476 (get_single_def_stmt_from_phi): Likewise.
15477 (get_single_def_stmt_with_phi): Likewise.
15478 * tree-dfa.c (refs_may_alias_p): New function.
15479 (get_single_def_stmt): Likewise.
15480 (get_single_def_stmt_from_phi): Likewise.
15481 (get_single_def_stmt_with_phi): Likewise.
15482 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
15483 (vn_reference_lookup_1): New helper function.
15484 (vn_reference_lookup): Walk the virtual use-def chain to
15485 continue searching for a match if the def does not alias the
15486 reference we are looking for.
15488 2008-03-14 David Edelsohn <edelsohn@gnu.org>
15490 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
15491 archive and Perzl. Update The Written Word listing.
15493 2008-03-14 Richard Guenther <rguenther@suse.de>
15495 PR tree-optimization/34043
15496 PR tree-optimization/33989
15497 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
15499 (bitmap_find_leader): Use extra argument to verify dominance
15500 relationship inside a basic-block.
15501 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
15502 (find_leader_in_sets): Adjust.
15503 (create_component_ref_by_pieces): Take extra argument for
15504 dominance check, handle lookup failures.
15505 (find_or_generate_expression): Likewise.
15506 (create_expression_by_pieces): Likewise.
15507 (insert_into_preds_of_block): Adjust.
15508 (create_value_expr_from): If asked for, verify all operands
15509 are in the blocks AVAIL_OUT set.
15510 (make_values_for_stmt): Check for SSA_NAMEs that are life
15511 over an abnormal edge.
15512 (compute_avail): Remove such check.
15513 (do_SCCVN_insertion): New function.
15514 (eliminate): If we do not find a leader suitable for replacement
15515 insert a replacement expression from SCCVN if available.
15516 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
15517 (struct vn_ssa_aux): Add needs_insertion flag.
15518 * tree-ssa-sccvn.c (may_insert): New global flag.
15519 (copy_reference_ops_from_ref): Value-number union member access
15520 based on its size, not type and member if insertion is allowed.
15521 (visit_reference_op_load): For a weak match from union type
15522 punning lookup a view-converted value and insert a SSA_NAME
15523 for that value if that is not found.
15524 (visit_use): Make dumps shorter. Do not disallow value numbering
15525 SSA_NAMEs that are life over an abnormal edge to constants.
15526 (free_scc_vn): Release inserted SSA_NAMEs.
15527 (run_scc_vn): New flag to specify whether insertion is allowed.
15528 Process SSA_NAMEs in forward order.
15529 * tree-ssa-loop-im.c (for_each_index): Handle invariant
15530 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
15531 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
15532 pointer type to/from integral types that do not change the
15533 precision to regular conversions.
15535 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15537 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15538 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15539 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
15540 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
15541 input arguments and the mode of return value. Built-in functions
15542 that operate on whole 64-bit MMX register now use V1DI mode.
15544 2008-03-13 Alon Dayan <alond@il.ibm.com>
15545 Olga Golovanevsky <olga@il.ibm.com>
15547 PR tree-optimization/35041
15548 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
15549 to locate the right position in a statement.
15551 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15555 * config/i386/xmmintrin.h: Change all static inline functions to
15556 extern inline and add __gnu_inline__ attribute.
15557 * config/i386/bmintrin.h: Ditto.
15558 * config/i386/smmintrin.h: Ditto.
15559 * config/i386/tmmintrin.h: Ditto.
15560 * config/i386/mmintrin-common.h: Ditto.
15561 * config/i386/ammintrin.h: Ditto.
15562 * config/i386/emmintrin.h: Ditto.
15563 * config/i386/pmmintrin.h: Ditto.
15564 * config/i386/mmintrin.h: Ditto.
15565 * config/i386/mm3dnow.h: Ditto.
15567 2008-03-13 Jakub Jelinek <jakub@redhat.com>
15569 PR middle-end/35185
15570 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
15571 (lower_omp_2): New function.
15572 (lower_omp_1, lower_omp): Rewritten.
15574 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
15577 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
15578 with the phrase "Microsoft Windows compilers".
15579 (Push/Pop Macro Pragmas): New subsection. Document
15580 #pragma push_macro and pragma pop_macro.
15582 2008-03-12 Paul Brook <paul@codesourcery.com>
15584 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
15586 2008-03-12 Paul Brook <paul@codesourcery.com>
15588 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
15589 (thumb2_alusi3_short): Exclude PLUS and MINUS.
15590 (thumb2_addsi_shortim): Rename ...
15591 (thumb2_addsi_short): ... to this. Allow register operands.
15592 (thumb2_subsi_short): New pattern.
15593 (thumb2_one_cmplsi2_short,
15594 thumb2_negsi2_short): New patterns and peepholes.
15596 2008-03-12 Paul Brook <paul@codesourcery.com>
15598 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
15600 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
15602 * config/i386/i386.md (int_cond): New code iterator.
15604 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
15605 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
15606 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
15607 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
15608 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
15609 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
15610 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
15611 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
15613 2008-03-12 Paul Brook <paul@codesourcery.com>
15615 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
15616 instead of {arm,thumb}_compute_save_reg_mask.
15617 (output_return_instruction): Ditto.
15618 (thumb_unexpanded_epilogue): Ditto.
15619 (thumb1_expand_prologue): Ditto.
15620 (thumb1_output_function_prologue): Ditto.
15621 (arm_set_return_address): Ditto.
15622 (thumb_set_return_address): Ditto.
15623 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
15624 regs to achieve stack alignment.
15625 (thumb1_compute_save_reg_mask): Fix compiler warning.
15626 (arm_output_epilogue): Use offsets->saved_regs_mask.
15627 Adjust stack pointer by poping call clobered registers.
15628 (arm_expand_prologue): Use offsets->saved_regs_mask.
15629 Adjust stack pointer by pushing extra registers.
15630 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15632 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15635 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15636 conversion to the operands of a multiplication.
15638 2008-03-12 Richard Guenther <rguenther@suse.de>
15640 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15641 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15642 * timevar.def (TV_TREE_PHIPROP): Add.
15643 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15644 pass description. Use TV_TREE_PHIPROP.
15645 * tree-ssa-forwprop.c: Remove phiprop code.
15647 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15649 PR middle-end/35549
15650 * omp-low.c (maybe_lookup_decl): Constify first argument.
15651 (use_pointer_for_field): Change last argument from bool to
15652 omp_context *. Disallow shared copy-in/out in nested
15653 parallel if decl is shared in outer parallel too.
15654 (build_outer_var_ref, scan_sharing_clauses,
15655 lower_rec_input_clauses, lower_copyprivate_clauses,
15656 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15658 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15659 Ira Rosen <irar@il.ibm.com>
15661 * tree-vectorizer.c (free_stmt_vec_info): New function.
15662 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15663 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15664 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15665 * tree-vect-transform.c (vectorizable_conversion): Free
15666 vec_oprnds0 if it was allocated.
15667 (vect_permute_store_chain): Remove unused VECs.
15668 (vectorizable_store): Free VECs that are allocated in the..
15670 (vect_transform_strided_load, vectorizable_load): Likewise.
15671 (vect_remove_stores): Simplify the code.
15672 (vect_transform_loop): Move code to vect_remove_stores().
15673 Call vect_remove_stores() and free_stmt_vec_info().
15675 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15677 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15678 TARGET_HPUX. Revise comment.
15679 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15680 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15681 Use sr4 variant of `be' instruction when not generating PIC code.
15682 (attr_length_call): Adjust for above change.
15684 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15686 * ipa-reference.c (static_execute): Remove module_statics_const and
15687 associated setting code.
15689 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15692 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15693 predicate for operand 1.
15694 (paritysi2_cmp): Use register_operand predicate for operand 2.
15695 Use earlyclobber modifier for operand 1. Remove support for
15697 (paritydi2_cmp): Use register_operand predicate for operand 3.
15698 Use earlyclobber modifier for operand 1. Remove support for
15701 2008-03-11 Paul Brook <paul@codesourcery.com>
15702 Vladimir Prus <vladimir@codesourcery.com>
15704 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15705 (arm_compute_save_reg0_reg12_mask): Always
15706 check if register 11 must be saved. Always safe hard frame pointer
15707 when frame_pointer_needeed.
15708 (arm_compute_save_reg_mask): Save IP and PC
15709 only with apcs frames.
15710 (arm_output_epilogue): Adjust Thumb2 codepath to
15711 be also invoked and work for ARM non-apcs frames.
15712 (arm_expand_prologue): Don't bother saving IP
15713 for non-apcs frame, since it's not clobbered by
15714 prologue code. Implement non-apcs frame
15717 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15719 PR rtl-optimization/35281
15720 * expr.c (convert_move): Use a new pseudo for the intermediate
15721 from_mode->word_mode result.
15723 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15725 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15726 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15727 * toplev.c (compile_file): Don't call it.
15729 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15731 PR middle-end/35526
15732 * expr.c (store_expr): Call emit_block_move if the mode
15733 of "temp" RTX is BLKmode.
15735 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15736 Richard Guenther <rguenther@suse.de>
15738 PR tree-optimization/31358
15739 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15740 the step with a NULL_TREE.
15741 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15742 to sizetype if type is a pointer type.
15743 (add_candidate_1): Don't convert the base and step to
15744 the generic type if the orginal type is a pointer type.
15745 (add_iv_value_candidates): Use sizetype for the step
15746 if type is a pointer type.
15747 (cand_value_at): Likewise.
15748 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15750 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15751 Don't convert the tem affine to the type.
15752 (add_elt_to_tree): Use sizetype for the step if a pointer.
15753 Use POINTER_PLUS_EXPR for pointers.
15754 (aff_combination_to_tree): Use sizetype for the step if a
15757 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15759 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15760 Remove commutativity hint.
15762 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15766 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15767 errorneous type. Check that v is a VAR_DECL.
15769 PR middle-end/35099
15770 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15772 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15774 PR tree-optimization/35494
15775 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15776 may be overriden at link and run time.
15778 2008-03-10 Richard Guenther <rguenther@suse.de>
15780 PR tree-optimization/34677
15781 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15782 (poolify_tree): Likewise.
15783 (modify_expr_template): Likewise.
15784 (poolify_modify_stmt): Likewise.
15785 (insert_fake_stores): Handle all component-ref style stores
15786 in addition to INDIRECT_REF. Also handle complex types.
15787 Do not poolify the inserted load.
15788 (realify_fake_stores): Do not rebuild the tree but only
15789 make it a SSA_NAME copy.
15790 (init_pre): Remove initialzation of modify_expr_template.
15791 Do not allocate modify_expr_node_pool.
15792 (fini_pre): Do not free modify_expr_node_pool.
15794 2008-03-10 Paul Brook <paul@codesourcery.com>
15796 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15797 to avoid conflicts.
15799 2008-03-10 Paul Brook <paul@codesourcery.com>
15800 Mark Shinwell <shinwell@codesourcery.com>
15802 * config/arm/cortex-r4.md: New.
15803 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15805 * config/arm/arm.md: Include cortex-r4.md.
15806 (insn): Add smmls, sdiv and udiv values.
15807 (generic_sched): Don't use generic scheduling for Cortex-R4.
15808 (arm_issue_rate): New function.
15809 (TARGET_SCHED_ISSUE_RATE): Define.
15811 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15813 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15815 2008-03-10 Richard Guenther <rguenther@suse.de>
15817 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15818 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15820 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15822 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15823 Set default to true.
15825 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15827 * c.opt (Wsynth): Deprecate.
15828 * doc/invoke.texi (Option Summary, Warning Options): Document
15829 -Wno-format-contains-nul.
15831 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15834 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15835 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15837 2008-03-09 Ira Rosen <irar@il.ibm.com>
15839 * config/rs6000/rs6000.c (builtin_description): Rename vector
15840 left shift operations.
15841 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15842 (altivec_vsl<VI_char>): Rename to ...
15843 (ashl<mode>3): ... new name.
15844 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15846 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15848 2008-03-08 Richard Guenther <rguenther@suse.de>
15850 * coverage.h (tree_coverage_counter_addr): Declare.
15851 * coverage.c (tree_coverage_counter_addr): New function.
15852 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15853 before using again.
15854 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15855 (tree_gen_one_value_profiler): Likewise.
15856 (tree_gen_ic_profiler): Likewise.
15857 (tree_gen_average_profiler): Likewise.
15858 (tree_gen_ior_profiler): Likewise.
15860 2008-03-08 Richard Guenther <rguenther@suse.de>
15862 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15863 (vn_binary_op_insert): Likewise.
15864 (vn_unary_op_lookup): Likewise.
15865 (vn_unary_op_insert): Likewise.
15866 (vn_nary_op_lookup): Declare.
15867 (vn_nary_op_insert): Likewise.
15868 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15869 and binary hashes, use a single obstack for unary_op_pool
15870 and binary_op_pool.
15871 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15872 a single struct vn_nary_op_s. Store tree code length and
15873 a variable number of operands.
15874 (struct vn_reference_op_struct): Remove unused op2.
15875 (vn_reference_op_eq): Do not compare op2.
15876 (vn_reference_op_compute_hash): Do not compute hash of op2.
15877 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15878 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15879 with vn_nary_op_compute_hash.
15880 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15881 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15883 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15885 (visit_unary_op): Call nary functions.
15886 (visit_binary_op): Likewise.
15887 (process_scc): Adjust for struct vn_tables_s changes.
15888 (allocate_vn_table): Likewise.
15889 (free_vn_table): Likewise.
15890 * tree-vn.c (vn_add): Call nary functions.
15891 (vn_lookup): Likewise.
15893 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15896 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15897 wdst back after sync_compare_and_swapqhi_internal.
15899 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15902 * config/i386/i386-modes.def (V1DI): New vector mode.
15903 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15904 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15905 (MMXMODE248): Ditto.
15906 (MMXMODE): Add V1DI mode.
15907 (mmxvecsize): Change DI mode to V1DI mode.
15908 ("mov<mode>): Use MMXMODEI8 mode iterator.
15909 ("*mov<mode>_internal_rex64"): Ditto.
15910 ("*mov<mode>_internal"): Ditto.
15911 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15912 ("mmx_sub<mode>3"): Ditto.
15913 ("mmx_adddi3"): Remove insn pattern.
15914 ("mmx_subdi3"): Ditto.
15915 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15916 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15917 ("mmx_ashl<mode>3"): Ditto.
15918 ("mmx_lshrdi3"): Remove insn pattern.
15919 ("mmx_ashldi3"): Ditto.
15920 * config/i386/i386.c (classify_argument): Handle V1DImode.
15921 (function_arg_advance_32): Ditto.
15922 (function_arg_32): Ditto.
15923 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15924 mmx_addv1di3 insn pattern.
15925 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15926 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15927 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15928 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15929 Remove definitions of built-in functions.
15930 (V1DI_type_node): New node.
15931 (v1di_ftype_v1di_int): Ditto.
15932 (v1di_ftype_v1di_v1di): Ditto.
15933 (v2si_ftype_v2si_si): Ditto.
15934 (v4hi_ftype_v4hi_di): Remove node.
15935 (v2si_ftype_v2si_di): Ditto.
15936 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15937 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15938 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15939 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15940 Add new builtins using def_builtin_const.
15941 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15942 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15943 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15944 * config/i386/mmintrin.h (__v1di): New typedef.
15945 (_mm_add_si64): Cast arguments to __v1di type.
15946 (_mm_sub_si64): Ditto.
15947 (_mm_sll_pi16): Cast __count to __v4hi type.
15948 (_mm_sll_pi32): Cast __count to __v2si type.
15949 (_mm_sll_si64): Cast arguments to __v1di type.
15950 (_mm_srl_pi16): Cast __count to __v4hi type.
15951 (_mm_srl_pi32): Cast __count to __v2si type.
15952 (_mm_srl_si64): Cast arguments to __v1di type.
15953 (_mm_sra_pi16): Cast __count to __v4hi type.
15954 (_mm_sra_pi32): Cast __count to __v2si type.
15955 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15956 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15957 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15958 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15959 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15960 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15961 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15962 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15963 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15964 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15965 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15966 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15968 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15970 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15972 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15975 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15976 reg+const addressing for Altivec modes. Don't generate reg+reg
15977 addressing for TFmode or TDmode quantities.
15979 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15981 * c-common.c (vector_types_convertible_p): Call langhook
15982 instead of comptypes.
15984 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15987 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15988 integral and scalar float variables which have a
15991 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15993 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15994 dwarf_register_span hook when emitting unwind information for
15995 register-to-memory saves.
15996 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15997 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15999 2008-03-06 Jakub Jelinek <jakub@redhat.com>
16001 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
16002 for the same VAR_DECL.
16004 2008-03-06 Tom Tromey <tromey@redhat.com>
16006 * treelang: Delete.
16007 * doc/standards.texi (Standards): Don't mention treelang.
16008 * doc/invoke.texi (Overall Options): Don't mention treelang.
16009 * doc/install.texi (Prerequisites): Don't mention bison or
16011 (Configuration): Don't mention treelang.
16012 (Building): Likewise.
16013 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
16015 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
16017 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
16018 word-extractions out of a multi-word object.
16020 2008-03-06 Richard Guenther <rguenther@suse.de>
16022 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
16023 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
16024 result type and precision.
16025 * expr.c (get_inner_reference): Set unsignedp based on the result
16026 type of BIT_FIELD_REF.
16027 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
16028 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
16029 (try_instantiate_multiple_fields): Likewise. Use the correct type
16031 (sra_build_assignment): Likewise.
16032 (sra_build_elt_assignment): Likewise.
16033 (sra_explode_bitfield_assignment): Likewise.
16034 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
16035 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
16036 set BIT_FIELD_REF_UNSIGNED.
16037 (vectorizable_load): Likewise.
16039 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
16041 * cse.c (cse_extended_basic_block): Invalidate artificial defs
16044 2008-03-06 Richard Guenther <rguenther@suse.de>
16046 * alias.c (struct alias_set_entry): Move has_zero_child field
16047 to pack with alias_set.
16049 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16051 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16054 2008-03-05 Ian Lance Taylor <iant@google.com>
16056 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
16058 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
16060 * fwprop.c (update_df): Support width and offset parameters of
16062 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
16063 global_conflicts): Change DF_REF_EXTRACT to either
16064 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16065 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16066 * df-scan.c (df_ref_record, df_defs_record,
16067 df_ref_create_structure, df_def_record_1, df_uses_record,
16068 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
16069 df_bb_refs_collect, df_entry_block_defs_collect,
16070 df_exit_block_uses_collect): Support new width and offset fields.
16071 (ref_extract_pool): New storage pool.
16072 (df_free_ref): New function.
16073 (df_reg_chain_unlink, df_free_collection_rec,
16074 df_sort_and_compress_refs): Call df_free_ref.
16075 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
16077 (df_ref_create_structure): Allocate df_ref_extract if offset and
16078 width fields are used.
16079 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
16080 (df_uses_record): Get offset and width from ZERO_EXTRACT
16082 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
16083 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16084 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16085 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
16086 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16087 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16088 (df_ref_extract): New structure.
16089 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
16090 (df_ref_create): Add width and offset parameters.
16092 2008-03-05 Richard Guenther <rguenther@suse.de>
16094 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16095 Use ranges_overlap_p.
16096 (offset_overlaps_with_access): Rename
16097 to ranges_overlap_p and move ...
16098 * tree-flow-inline.h (ranges_overlap_p): ... here.
16100 * tree.h (get_inner_reference, handled_component_p): Update
16103 * tree.h (record_component_aliases, get_alias_set,
16104 alias_sets_conflict_p, alias_sets_must_conflict_p,
16105 objects_must_conflict_p): Move declarations ...
16106 * alias.h (record_component_aliases, get_alias_set,
16107 alias_sets_conflict_p, alias_sets_must_conflict_p,
16108 objects_must_conflict_p): ... here.
16109 Include coretypes.h.
16110 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
16112 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
16114 * cfg.c: Include tree-flow.h.
16115 (remove_edge_raw): Call redirect_edge_var_map_clear.
16116 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
16117 * tree-flow-inline.h (redirect_edge_var_map_def): New.
16118 (redirect_edge_var_map_result): New.
16119 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
16120 PENDING_STMT use with redirect_edge_var_map_*.
16121 * tree-ssa.c (edge_var_maps): New definition.
16122 (redirect_edge_var_map_add): New.
16123 (redirect_edge_var_map_clear): New.
16124 (redirect_edge_var_map_dup): New.
16125 (redirect_edge_var_map_vector): New.
16126 (redirect_edge_var_map_destroy): New.
16127 (ssa_redirect_edge): Replace PENDING_STMT use with
16128 redirect_edge_var_map_*.
16129 (flush_pending_stmts): Same.
16130 (delete_tree_ssa): Destroy edge var map.
16131 * tree-flow.h (struct _edge_var_map): New.
16132 Define edge_var_map vector type.
16133 Declare redirect_edge_var_map_* prototypes.
16134 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
16135 * tree-cfg.c (reinstall_phi_args): Replace
16136 PENDING_STMT use with redirect_edge_var_map_*.
16138 2008-03-05 Richard Guenther <rguenther@suse.de>
16140 PR tree-optimization/35472
16141 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
16142 whose single use_stmt has a overlapping set of loaded and
16143 stored symbols as that use_stmt might be a noop assignment then.
16145 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16147 * gthr-rtems.h: Implement __gthread_mutex_destroy.
16149 2008-03-05 Richard Guenther <rguenther@suse.de>
16152 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
16153 should be constants.
16154 * tree-cfg.c (verify_expr): Verify it.
16155 * fold-const.c (fold_truthop): Remove code generating
16156 BIT_FIELD_REFs of structure bases.
16157 (fold_binary): Likewise.
16158 (fold_ternary): Position and size of BIT_FIELD_REFs are
16159 always host integers.
16160 (make_bit_field_ref): Remove.
16161 (optimize_bit_field_compare): Remove.
16162 (all_ones_mask_p): Remove.
16164 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
16167 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
16168 (split_block_and_df_analyze): New. Split basic block and rebuild
16170 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
16172 (split_pattern_seq): Likewise.
16173 (erase_matching_seqs): Likewise.
16174 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
16176 2008-03-04 Geoff Keating <geoffk@apple.com>
16178 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
16179 declaration and code.
16180 (tree_invalid_nonnegative_warnv_p): Likewise.
16182 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
16184 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
16185 examples. Truncate option-names then causing overfull hbox.
16187 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16190 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
16192 * configure: Rebuilt.
16194 2008-03-04 Rafael Espindola <espindola@google.com>
16196 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
16197 (tree_unary_nonnegative_warnv_p): New.
16198 (tree_binary_nonnegative_warnv_p): New.
16199 (tree_single_nonnegative_warnv_p): New.
16200 (tree_invalid_nonnegative_warnv_p): New.
16201 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
16203 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16206 * opts.c (handle_option): Postpone 'unknown option' errors only for
16209 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
16212 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
16215 2008-03-04 Rafael Espindola <espindola@google.com>
16217 * fold-const.c (tree_unary_nonzero_warnv_p): New.
16218 (tree_binary_nonzero_warnv_p): New.
16219 (tree_single_nonzero_warnv_p): New.
16220 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
16222 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
16224 PR middle-end/35456
16225 * fold-const.c (fold_cond_expr_with_comparison): Prevent
16226 transformations for modes that have signed zeros.
16227 * ifcvt.c (noce_try_abs): Ditto.
16229 2008-03-04 Joseph Myers <joseph@codesourcery.com>
16231 * config/i386/i386.c (override_options): Force
16232 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
16234 2008-03-04 Jan Hubicka <jh@suse.cz>
16237 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
16240 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
16242 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
16243 label to probe the stack.
16245 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
16247 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
16248 (__gthr_win32_mutex_destroy): Declare.
16249 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
16250 __gthr_win32_mutex_destroy.
16251 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
16253 2008-03-03 Jan Hubicka <jh@suse.cz>
16256 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
16257 aggressive on inlining cold calls.
16259 2008-03-03 Richard Guenther <rguenther@suse.de>
16261 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
16262 struct copies into the expression table.
16263 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
16264 (try_to_simplify): Likewise.
16265 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
16266 integral and pointer arguments which do not change the
16267 precision to NOP_EXPRs.
16268 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
16269 VIEW_CONVERT_EXPR case.
16271 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
16273 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
16274 defined in a loop at depth 0 is invariant.
16275 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16276 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
16277 be called at loop depth 0.
16279 2008-03-02 Jakub Jelinek <jakub@redhat.com>
16282 * gcc.c (process_command): Update copyright notice dates.
16283 * gcov.c (print_version): Likewise.
16284 * gcov-dump.c (print_version): Likewise.
16285 * mips-tfile.c (main): Likewise.
16286 * mips-tdump.c (main): Likewise.
16288 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16291 * c-common.c (flag_permissive): Delete.
16292 (constant_expression_warnings): Check flags first.
16293 (constant_expression_error): New.
16294 * c-common.h (flag_permissive): Delete.
16295 (constant_expression_error): Declare.
16296 * flags.h (flag_permissive): Declare. Update description.
16297 * diagnostic.c (pedwarn): Update.
16299 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
16300 (permissive_error_kind): New.
16301 * toplev.c (flag_permissive): Define. Update description.
16302 * toplev.h (permissive_error_kind): Declare.
16303 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
16304 (pedwarn_c90): Use pedantic_warning_kind.
16305 * c-opts.c (c_common_post_options): flag_permissive does not affect
16306 flag_pedantic_errors.
16308 2008-03-02 Joseph Myers <joseph@codesourcery.com>
16310 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
16311 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
16312 __absvsi2, __absvDI2): Use unsigned arithmetic.
16314 2008-03-02 Andi Kleen <ak@suse.de>
16315 Richard Guenther <rguenther@suse.de>
16317 * struct-equiv.c: Remove file.
16318 * cfg_cleanup.c (condjump_equiv_p): Remove.
16319 * Makefile.in (OBJS-common): Remove struct-equiv.o.
16320 (struct-equiv.o): Remove rule.
16321 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
16322 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
16323 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
16325 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16327 * ifcvt.c (noce_process_if_block): Try to handle only the then
16328 block if the else block exists but isn't suitable.
16330 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
16333 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
16334 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
16335 regression from previous patch.
16337 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
16340 * gthr.h: Add __gthread_mutex_destroy as a function that must be
16342 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
16343 * gthr-single.h (__gthread_mutex_destroy): Likewise.
16344 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
16345 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
16346 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
16347 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
16348 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
16349 (__gthread_mutex_destroy_function): Rename to
16350 __gthread_mutex_destroy.
16351 * gthr-dce.h (__gthread_mutex_destroy): Call
16352 pthread_mutex_destroy.
16353 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
16354 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
16355 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
16357 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16359 * df-scan.c (df_ref_chain_change_bb): Simplify.
16360 (df_insn_change_bb): Add new_bb argument. Simplify. Call
16361 set_block_for_insn if there's any change.
16362 * df.h ((df_insn_change_bb): Fix prototype.
16363 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
16364 df_insn_change_bb, don't call set_block_for_insn.
16365 * emit-rtl.c (reorder_insns): Likewise.
16366 * haifa-sched.c (move_insn): Likewise.
16368 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16370 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
16372 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
16374 * tree-flow-inline.h (next_readonly_imm_use): Return
16375 NULL_USE_OPERAND_P after the end.
16377 2008-03-01 Richard Guenther <rguenther@suse.de>
16379 PR tree-optimization/35411
16380 * tree-sra.c (sra_build_assignment): Split conversion to
16381 final type to a separate statement if we are not assigning
16384 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16386 * fold-const.c (fold_convertible_p): Correct the logic to follow
16387 that in fold_convert().
16389 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
16392 * tree-inline.c (build_duplicate_type): When we make a
16393 duplicate type, make it unique in the canonical types system.
16395 2008-02-29 Tom Tromey <tromey@redhat.com>
16397 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
16398 input_file_stack_history, input_file_stack_restored): Remove.
16399 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
16400 * input.h (struct file_stack): Remove.
16401 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
16402 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
16404 * diagnostic.h (struct diagnostic_context) <last_module>: Change
16406 (diagnostic_last_module_changed): Add 'map' argument.
16407 (diagnostic_set_last_function): Likewise.
16408 * diagnostic.c (undiagnostic_report_current_module): Iterate using
16409 line map, not input_file_stack.
16410 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
16412 2008-02-29 Paul Brook <paul@codesourcery.com>
16414 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
16416 2008-02-29 Paul Brook <paul@codesourcery.com>
16418 * config/arm/ieee754-df.S (muldf3): Use RET macros.
16420 2008-02-29 Richard Guenther <rguenther@suse.de>
16422 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
16424 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
16425 value for comparing for a store match.
16426 (simplify_unary_expression): Do nothing for SSA_NAMEs.
16427 (try_to_simplify): Do not do a full-blown reference lookup.
16429 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
16431 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
16432 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
16434 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
16436 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
16438 * tree-loop-linear.c (try_interchange_loops): Compare memory access
16439 strides against cache sizes.
16441 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
16443 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
16446 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
16448 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
16449 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
16450 is smaller than the original promoted value.
16451 (simplify_subreg): If OP is a SUBREG, try to preserve its
16452 SUBREG_PROMOTED_VAR_P information.
16454 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
16456 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
16457 (VN_INFO_GET): Allocate new objects on the obstack.
16458 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
16459 for rpo_numbers_temp, for consistency.
16460 (free_scc_vn): Free the obstack.
16462 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
16464 * doc/invoke.texi: Document -ftree-loop-distribution.
16465 * tree-loop-distribution.c: New.
16466 * tree-pass.h (pass_loop_distribution): New.
16467 * graphds.h (struct graph): Add htab_t indices.
16468 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
16469 * tree-vectorizer.c (rename_variables_in_loop): Extern.
16470 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
16471 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
16472 * tree-data-ref.c (debug_data_dependence_relations): New.
16473 (dump_data_dependence_relation): Also print data references.
16474 (free_data_ref): Extern.
16475 (same_access_functions): Moved...
16476 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
16477 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16478 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
16479 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
16480 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
16481 (stmts_from_loop): Skip LABEL_EXPR.
16482 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
16484 (build_rdg): Initialize rdg->indices htab.
16485 (free_rdg, stores_from_loop, ref_base_address,
16486 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
16487 have_similar_memory_accesses_1, ref_base_address_1,
16488 remove_similar_memory_refs): New.
16489 * tree-data-ref.h: Depend on tree-chrec.h.
16490 (debug_data_dependence_relations, free_data_ref): Declared.
16491 (same_access_functions): ... here.
16492 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
16494 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
16495 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
16496 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
16497 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16498 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
16499 rdg_vertex_for_stmt): Declared.
16500 (struct rdg_edge): Add level.
16502 (free_rdg, stores_from_loop, remove_similar_memory_refs,
16503 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
16505 (rdg_has_similar_memory_accesses): New.
16506 * tree-vect-analyze.c: Remove unused static decls.
16507 * lambda.h (dependence_level): New.
16508 * common.opt (ftree-loop-distribution): New.
16509 * tree-flow.h (mark_virtual_ops_in_bb,
16510 slpeel_tree_duplicate_loop_to_edge_cfg,
16511 rename_variables_in_loop): Declared.
16512 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
16513 (OBJS-common): Add tree-loop-distribution.o.
16514 (tree-loop-distribution.o): New rule.
16515 * tree-cfg.c (mark_virtual_ops_in_bb): New.
16516 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
16517 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
16519 2008-02-28 Joseph Myers <joseph@codesourcery.com>
16522 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
16523 other than structures and unions.
16525 2008-02-28 Richard Guenther <rguenther@suse.de>
16528 2008-02-26 Richard Guenther <rguenther@suse.de>
16530 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16531 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16532 (lookup_decl_from_uid): Declare.
16533 (remove_decl_from_map): Likewise.
16534 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16535 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16536 (decl_for_uid_map): New global hashtable mapping DECL_UID
16538 (init_ttree): Allocate it.
16539 (insert_decl_to_uid_decl_map): New helper function.
16540 (make_node_stat): Insert new decls into the map.
16541 (copy_node_stat): Likewise.
16542 (lookup_decl_from_uid): New function.
16543 (remove_decl_from_map): Likewise.
16544 (print_decl_for_uid_map_statistics): New helper.
16545 (dump_tree_statistics): Call it.
16547 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16548 (referenced_var_iterator): Adjust.
16549 (FOR_EACH_REFERENCED_VAR): Adjust.
16550 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16551 (num_referenced_vars): Adjust.
16552 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16553 (first_referenced_var): Remove.
16554 (end_referenced_vars_p): Likewise.
16555 (next_referenced_var): Likewise.
16556 (referenced_var_iterator_set): New helper function.
16557 * tree-dfa.c (referenced_var_lookup): Adjust.
16558 (referenced_var_check_and_insert): Likewise.
16559 (remove_referenced_var): Likewise.
16560 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16561 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16562 (verify_call_clobbering): Likewise.
16563 (verify_memory_partitions): Likewise.
16564 (init_tree_ssa): Allocate bitmap instead of hashtable for
16566 (delete_tree_ssa): Adjust.
16567 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16568 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16569 (compute_tag_properties): Likewise.
16570 (set_initial_properties): Likewise.
16571 (find_partition_for): Likewise.
16572 (update_reference_counts): Likewise.
16573 (dump_may_aliases_for): Likewise.
16574 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16575 (add_call_clobber_ops): Likewise.
16576 (add_call_read_ops): Likewise.
16577 (get_asm_expr_operands): Likewise.
16578 * tree-into-ssa.c (dump_decl_set): Likewise.
16579 (update_ssa): Likewise.
16580 * tree-sra.c (scan_function): Likewise.
16581 (decide_instantiations): Likewise.
16582 (scalarize_parms): Likewise.
16583 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16584 (dsa_named_for): Likewise.
16585 * tree-ssa-structalias.c (update_alias_info): Likewise.
16586 (merge_smts_into): Likewise.
16588 2008-02-27 David Daney <ddaney@avtrex.com>
16591 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
16592 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
16593 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
16594 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
16595 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
16597 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
16600 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
16601 (BUILT_IN_NEXTTOWARD): Remove.
16602 (BUILT_IN_NEXTTOWARDF): Ditto.
16603 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
16604 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
16606 2008-02-27 Tom Tromey <tromey@redhat.com>
16608 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
16609 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
16611 2008-02-27 Jan Beulich <jbeulich@novell.com>
16613 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
16614 update the respective field on newdecl.
16616 2008-02-27 Revital Eres <eres@il.ibm.com>
16618 PR rtl-optimization/34999
16619 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
16620 crossing edges that ends with a call insn.
16621 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
16622 call insn and clear the EDGE_CROSSING flag of the crossing edge
16623 when fixing fallthru edges.
16625 2008-02-27 Richard Guenther <rguenther@suse.de>
16627 PR middle-end/35390
16628 * fold-const.c (fold_unary): Return the correct argument,
16629 converted to the result type.
16631 2008-02-27 Richard Guenther <rguenther@suse.de>
16633 PR middle-end/34971
16634 * expr.c (expand_expr_real_1): Assert on rotates that operate
16636 * fold-const.c (fold_binary): Use the types precision, not the
16637 bitsize of the mode if folding rotate expressions. Build rotates
16638 only for full modes.
16640 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16642 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16643 and CPP_PRAGMA_EOL.
16644 * c-pragma.c (pragma_ns_name): New typedef.
16645 (registered_pp_pragmas): New variable.
16646 (c_pp_lookup_pragma): New function.
16647 (c_register_pragma_1): If flag_preprocess_only, do nothing
16648 for non-expanded pragmas, for expanded ones push pragma's
16649 namespace and name into registered_pp_pragmas vector.
16650 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16651 flag_preprocess_only, don't register GCC pch_preprocess
16652 pragma if flag_preprocess_only.
16653 * c-opts.c (c_common_init): Call init_pragma even if
16654 flag_preprocess_only.
16655 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16656 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16657 cpp_register_pragma if flag_preprocess_only.
16659 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16662 * c-parser.c (c_parser_translation_unit): Warn for empty
16663 translation unit, not empty source file.
16665 2008-02-26 Paul Brook <paul@codesourcery.com>
16667 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16668 operand for Thumb-2.
16669 * config/arm/arm.h (reg_class): Add CORE_REGS.
16670 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16671 (BASE_REG_CLASS): Use CORE_REGS.
16672 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16673 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16674 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16675 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16676 ARM_REGNO_OK_FOR_INDEX_P.
16677 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16678 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16679 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16680 (ldm/stm peepholes): Ditto.
16681 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16682 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16683 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16684 * config/arm/constraints.md: Enable "k" constraint on ARM.
16686 2008-02-27 Ben Elliston <bje@au.ibm.com>
16688 * config/rs6000/rs6000.c: Annotate cache line size field in all
16689 instances of struct processor_costs.
16691 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16693 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16694 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16695 jump_bypass): New counters.
16696 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16697 * dce.c (gate_ud_dce): Same.
16698 (gate_fast_dce): Same.
16699 * dse.c (gate_dse1): New function.
16700 (gate_dse2): New function.
16701 (gate_dse): Merge results of new gate functions.
16702 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16703 (gate_handle_jump_bypass): Add dbg_cnt.
16704 (gate_handle_gcse): Add dbg_cnt.
16705 * ifcvt.c (gate_handle_if_conversion): Same.
16706 (gate_handle_if_after_combine): Same.
16707 (gate_handle_if_after_reload): Same.
16708 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16710 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16712 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16714 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16716 2008-02-26 Jason Merrill <jason@redhat.com>
16719 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16720 alone if it's the naming decl for the type's main variant.
16722 2008-02-26 Tom Tromey <tromey@redhat.com>
16724 * system.h (USE_MAPPED_LOCATION): Poison.
16725 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16726 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16727 (make_goto_expr_edges): Likewise.
16728 (remove_bb): Likewise.
16729 (execute_warn_function_return): Likewise.
16730 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16732 * c-common.c (fname_decl): Remove old location code.
16733 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16735 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16737 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16738 (gen_rtx_ASM_INPUT): Likewise.
16739 (gen_rtx_ASM_INPUT_loc): Likewise.
16740 (get_rtx_asm_OPERANDS): Remove.
16741 * cfglayout.c (insn_locators_alloc): Remove old location code.
16742 (set_curr_insn_source_location): Likewise.
16743 (curr_insn_locator): Likewise.
16744 * print-tree.c (print_node): Remove old location code.
16745 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16746 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16747 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16748 location_from_locus.
16749 (construct_exit_block): Remove old location code.
16750 * emit-rtl.c (force_next_line_note): Remove old location code.
16751 * profile.c (branch_prob): Remove old location code.
16752 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16753 LOC_LINE): Remove old-location variants.
16754 * langhooks.c (lhd_print_error_function): Remove old location
16756 * configure, config.in: Rebuilt.
16757 * configure.ac (--enable-mapped-location): Remove.
16758 * c-decl.c (c_init_decl_processing): Remove old location code.
16759 (finish_function): Likewise.
16760 * recog.c (decode_asm_operands): Remove old location code.
16761 * c-pch.c (c_common_read_pch): Remove old location code.
16762 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16764 * gimple-low.c (lower_function_body): Remove old location code.
16765 * toplev.c (unknown_location): Remove.
16766 (push_srcloc): Remove old-location variant.
16767 (process_options): Remove old location code.
16768 (lang_dependent_init): Likewise.
16769 * input.h (UNKNOWN_LOCATION): Move definition.
16770 (location_t): Undeprecate.
16771 (source_locus): Remove.
16772 (location_from_locus): Remove.
16773 (struct location_s): Remove.
16774 Remove all old-location code.
16775 (input_line, input_filename): Remove.
16776 * final.c (final_scan_insn): Remove old location code.
16777 * diagnostic.c (diagnostic_build_prefix): Remove
16778 USE_MAPPED_LOCATION test.
16779 * tree.h (gimple_stmt) <locus>: Now a location_t.
16780 (tree_exp) <locus>: Likewise.
16781 (DECL_IS_BUILTIN): Remove old-location variant.
16782 (annotate_with_file_line, annotate_with_locus): Likewise.
16783 (expr_locus, set_expr_locus): Update.
16784 * tree.c (build1_stat): Remove old location code.
16785 (last_annotated_node): Remove.
16786 (annotate_with_file_line): Remove old-location variant.
16787 (annotate_with_locus): Likewise.
16788 (expr_location): Remove old location code.
16789 (set_expr_location): Likewise.
16790 (expr_has_location): Likewise.
16791 (expr_locus): Likewise.
16792 (set_expr_locus): Likewise.
16793 (expr_filename): Don't use location_from_locus.
16794 (expr_lineno): Likewise.
16795 * rtl-error.c (location_for_asm): Remove old location code.
16796 * c-lex.c (cb_line_change): Remove old location code.
16797 (fe_file_change): Likewise.
16798 (cb_def_pragma): Likewise.
16799 (c_lex_with_flags): Likewise.
16800 * gengtype.c (do_typedef): Don't special-case location types.
16801 (define_location_structures): Remove.
16802 (main): Don't call define_location_structures.
16803 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16806 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16809 * builtins.def (BUILT_IN_STDARG_START): Remove.
16810 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16811 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16812 * tree-inline.c (inline_forbidden_p_1): Likewise.
16814 2008-02-26 Richard Guenther <rguenther@suse.de>
16816 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16817 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16818 (lookup_decl_from_uid): Declare.
16819 (remove_decl_from_map): Likewise.
16820 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16821 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16822 (decl_for_uid_map): New global hashtable mapping DECL_UID
16824 (init_ttree): Allocate it.
16825 (insert_decl_to_uid_decl_map): New helper function.
16826 (make_node_stat): Insert new decls into the map.
16827 (copy_node_stat): Likewise.
16828 (lookup_decl_from_uid): New function.
16829 (remove_decl_from_map): Likewise.
16830 (print_decl_for_uid_map_statistics): New helper.
16831 (dump_tree_statistics): Call it.
16833 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16834 (referenced_var_iterator): Adjust.
16835 (FOR_EACH_REFERENCED_VAR): Adjust.
16836 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16837 (num_referenced_vars): Adjust.
16838 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16839 (first_referenced_var): Remove.
16840 (end_referenced_vars_p): Likewise.
16841 (next_referenced_var): Likewise.
16842 (referenced_var_iterator_set): New helper function.
16843 * tree-dfa.c (referenced_var_lookup): Adjust.
16844 (referenced_var_check_and_insert): Likewise.
16845 (remove_referenced_var): Likewise.
16846 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16847 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16848 (verify_call_clobbering): Likewise.
16849 (verify_memory_partitions): Likewise.
16850 (init_tree_ssa): Allocate bitmap instead of hashtable for
16852 (delete_tree_ssa): Adjust.
16853 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16854 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16855 (compute_tag_properties): Likewise.
16856 (set_initial_properties): Likewise.
16857 (find_partition_for): Likewise.
16858 (update_reference_counts): Likewise.
16859 (dump_may_aliases_for): Likewise.
16860 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16861 (add_call_clobber_ops): Likewise.
16862 (add_call_read_ops): Likewise.
16863 (get_asm_expr_operands): Likewise.
16864 * tree-into-ssa.c (dump_decl_set): Likewise.
16865 (update_ssa): Likewise.
16866 * tree-sra.c (scan_function): Likewise.
16867 (decide_instantiations): Likewise.
16868 (scalarize_parms): Likewise.
16869 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16870 (dsa_named_for): Likewise.
16871 * tree-ssa-structalias.c (update_alias_info): Likewise.
16872 (merge_smts_into): Likewise.
16874 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16877 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16878 * c-opts.c (c_common_handle_option): Wall enables
16879 Wvolatile-register-var.
16880 * common.opt: Move Wvolatile-register-var to...
16883 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16885 * common.opt (Wlarger-than=): New.
16886 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16888 * opts.c (common_handle_option): Handle -Wlarger-than=.
16889 * optc-gen.awk: Likewise.
16890 * opth-gen.awk: Likewise.
16891 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16892 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16894 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16896 * c-common.c (match_case_to_enum_1): Add appropriate
16897 OPT_W* parameter to warning.
16898 (c_do_switch_warnings): Likewise.
16899 * c-typeck.c (warning_init): Add one more parameter following
16900 'warning' function.
16901 (push_init_level): Update call to warning_init.
16902 (pop_init_level): Likewise.
16903 (add_pending_init): Likewise.
16904 (output_init_element: Likewise.
16906 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16909 * toplev.c (toplev_main): If there are warnings or error, print
16910 errors for ignored options.
16911 * opts.c (ignored_options): New static variable.
16912 (postpone_unknown_option_error): New.
16913 (print_ignored_options): New.
16914 (handle_option): Postpone errors for unknown -Wno-* options.
16915 * opts.h (print_ignored_options): Declare.
16917 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16919 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16922 2008-02-25 Richard Guenther <rguenther@suse.de>
16925 2008-02-25 Richard Guenther <rguenther@suse.de>
16927 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16928 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16929 (lookup_decl_from_uid): Declare.
16930 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16931 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16932 (decl_for_uid_map): New global hashtable mapping DECL_UID
16934 (init_ttree): Allocate it.
16935 (insert_decl_to_uid_decl_map): New helper function.
16936 (make_node_stat): Insert new decls into the map.
16937 (copy_node_stat): Likewise.
16938 (lookup_decl_from_uid): New function.
16939 (print_decl_for_uid_map_statistics): New helper.
16940 (dump_tree_statistics): Call it.
16942 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16943 (referenced_var_iterator): Adjust.
16944 (FOR_EACH_REFERENCED_VAR): Adjust.
16945 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16946 (num_referenced_vars): Adjust.
16947 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16948 (first_referenced_var): Remove.
16949 (end_referenced_vars_p): Likewise.
16950 (next_referenced_var): Likewise.
16951 (referenced_var_iterator_set): New helper function.
16952 * tree-dfa.c (referenced_var_lookup): Adjust.
16953 (referenced_var_check_and_insert): Likewise.
16954 (remove_referenced_var): Likewise.
16955 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16956 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16957 (verify_call_clobbering): Likewise.
16958 (verify_memory_partitions): Likewise.
16959 (init_tree_ssa): Allocate bitmap instead of hashtable for
16961 (delete_tree_ssa): Adjust.
16962 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16963 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16964 (compute_tag_properties): Likewise.
16965 (set_initial_properties): Likewise.
16966 (find_partition_for): Likewise.
16967 (update_reference_counts): Likewise.
16968 (dump_may_aliases_for): Likewise.
16969 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16970 (add_call_clobber_ops): Likewise.
16971 (add_call_read_ops): Likewise.
16972 (get_asm_expr_operands): Likewise.
16973 * tree-into-ssa.c (dump_decl_set): Likewise.
16974 (update_ssa): Likewise.
16975 * tree-sra.c (scan_function): Likewise.
16976 (decide_instantiations): Likewise.
16977 (scalarize_parms): Likewise.
16978 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16979 (dsa_named_for): Likewise.
16980 * tree-ssa-structalias.c (update_alias_info): Likewise.
16981 (merge_smts_into): Likewise.
16983 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16986 * doc/invoke.texi (-fcx-limited-range): Document new option.
16987 * toplev.c (process_options): Handle -fcx-fortran-rules.
16988 * common.opt: Add documentation for -fcx-fortran-rules.
16990 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16993 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16994 actual behaviour and C99.
16996 2008-02-26 Ben Elliston <bje@au.ibm.com>
16998 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16999 (ASM_CPU_POWER6_SPEC): Likewise.
17000 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
17001 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
17002 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
17004 2008-02-25 Richard Guenther <rguenther@suse.de>
17006 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17007 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17008 (lookup_decl_from_uid): Declare.
17009 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17010 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17011 (decl_for_uid_map): New global hashtable mapping DECL_UID
17013 (init_ttree): Allocate it.
17014 (insert_decl_to_uid_decl_map): New helper function.
17015 (make_node_stat): Insert new decls into the map.
17016 (copy_node_stat): Likewise.
17017 (lookup_decl_from_uid): New function.
17018 (print_decl_for_uid_map_statistics): New helper.
17019 (dump_tree_statistics): Call it.
17021 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17022 (referenced_var_iterator): Adjust.
17023 (FOR_EACH_REFERENCED_VAR): Adjust.
17024 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17025 (num_referenced_vars): Adjust.
17026 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17027 (first_referenced_var): Remove.
17028 (end_referenced_vars_p): Likewise.
17029 (next_referenced_var): Likewise.
17030 (referenced_var_iterator_set): New helper function.
17031 * tree-dfa.c (referenced_var_lookup): Adjust.
17032 (referenced_var_check_and_insert): Likewise.
17033 (remove_referenced_var): Likewise.
17034 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17035 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17036 (verify_call_clobbering): Likewise.
17037 (verify_memory_partitions): Likewise.
17038 (init_tree_ssa): Allocate bitmap instead of hashtable for
17040 (delete_tree_ssa): Adjust.
17041 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17042 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17043 (compute_tag_properties): Likewise.
17044 (set_initial_properties): Likewise.
17045 (find_partition_for): Likewise.
17046 (update_reference_counts): Likewise.
17047 (dump_may_aliases_for): Likewise.
17048 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17049 (add_call_clobber_ops): Likewise.
17050 (add_call_read_ops): Likewise.
17051 (get_asm_expr_operands): Likewise.
17052 * tree-into-ssa.c (dump_decl_set): Likewise.
17053 (update_ssa): Likewise.
17054 * tree-sra.c (scan_function): Likewise.
17055 (decide_instantiations): Likewise.
17056 (scalarize_parms): Likewise.
17057 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17058 (dsa_named_for): Likewise.
17059 * tree-ssa-structalias.c (update_alias_info): Likewise.
17060 (merge_smts_into): Likewise.
17062 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
17065 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
17066 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
17067 * alias.h (nonoverlapping_memrefs_p): Likewise.
17069 2008-02-25 Jan Beulich <jbeulich@novell.com>
17071 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
17072 * config/i386/netware-libgcc.exp: Add __bswap?i2,
17073 __emultls_get_address, __emultls_register_common,
17074 __floatundi?f, and _Unwind_GetIPInfo.
17075 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
17076 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
17077 (gen_regparm_prefix): Likewise.
17078 (i386_nlm_encode_section_info): Sync with
17079 config/i386/winnt.c:i386_pe_encode_section_info().
17080 (i386_nlm_maybe_mangle_decl_assembler_name): New.
17081 i386_nlm_mangle_decl_assembler_name): New.
17082 (netware_override_options): New.
17083 * config/i386/netware.h (netware_override_options): Declare.
17084 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
17085 (i386_nlm_mangle_decl_assembler_name): Declare.
17086 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
17088 2008-02-25 Ben Elliston <bje@au.ibm.com>
17091 * c-decl.c (grokdeclarator): Remove unused local variables
17092 `typedef_type' and `type_as_written'.
17094 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
17095 unused local variable `has_hot_blocks'.
17096 (fix_crossing_conditional_branches): Remove unused local variable
17099 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
17101 PR middle-end/19984
17102 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
17103 using DEF_C99_BUILTIN.
17104 (BUILT_IN_NANF): Ditto.
17105 (BUILT_IN_NANL): Ditto.
17107 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
17108 Revital Eres <eres@il.ibm.com>
17110 * modulo-sched.c (calculate_must_precede_follow): Address TODO
17111 regarding the order of two dependent insns in the same row.
17113 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
17115 * stor-layout.c (layout_decl): Do not bump the alignment of a
17116 bit-field to more than byte alignment if it is packed.
17118 2008-02-24 David Edelsohn <edelsohn@gnu.org>
17120 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
17123 2008-02-24 Diego Novillo <dnovillo@google.com>
17125 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
17128 * tree-vrp.c (vrp_evaluate_conditional): With
17129 -Wtype-limits, emit a warning when comparing against a
17130 constant outside the natural range of OP0's type.
17131 * c.opt (Wtype-limits): Move ...
17132 * common.opt (Wtype-limits): ... here.
17134 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
17136 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
17137 * config/rs6000/e300c2c3.md: New file.
17138 * config/rs6000/rs6000.c (processor_costs): Add new costs for
17140 (rs6000_override_options): Add e300c2 and e300c3 cases to
17141 processor_target_table. Do not allow usage of Altivec or Spe
17142 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
17143 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
17144 * config/rs6000/rs6000.h (processor_type): Add
17145 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
17146 (ASM_CPU_SPEC): Add e300c2 and e300c3.
17147 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
17148 and ppce300c3. Include e300c2c3.md.
17150 2008-02-23 David Edelsohn <edelsohn@gnu.org>
17152 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
17153 instead of TARGET_STRICT_ALIGN.
17155 2008-02-23 Joseph Myers <joseph@codesourcery.com>
17157 * explow.c (memory_address): Assert that the generated address is
17160 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17163 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
17164 * config/darwin-ppc-ldouble-patch.def: New file.
17165 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
17166 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
17167 SUBTARGET_INIT_BUILTINS if defined.
17168 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
17171 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
17174 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
17175 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
17177 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
17180 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
17181 file" warning condtional on -Winvalid-PCH.
17183 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
17185 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
17187 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
17191 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
17192 prevent reload from using MMX registers.
17193 (*mov<mode>_internal): Ditto.
17194 (*movv2sf_internal_rex64): Ditto.
17195 (*movv2sf_internal): Ditto.
17197 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17199 PR documentation/31569
17200 * doc/install.texi2html: Use makeinfo --no-number-sections.
17202 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17204 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
17205 ensure that we can address an entire entity > 8 bytes. Don't
17206 generate reg+reg addressing for such data.
17208 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17210 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
17211 strings when optimizing for size, unless the target cares about
17214 2008-02-22 Tom Tromey <tromey@redhat.com>
17216 * regclass.c (current_pass): Remove declaration.
17218 2008-02-22 Anatoly Sokolov <aesok@post.ru>
17220 * config/avr/libgcc.S (__RAMPZ__): Define.
17221 (__do_copy_data): Add for devices with 128KB code memory.
17223 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17225 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17227 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
17229 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
17231 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
17234 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17237 * c-typeck.c (build_binary_op): Warn about floating point
17238 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
17240 2008-02-21 Janis Johnson <janis187@us.ibm.com>
17243 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
17244 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
17246 (rs6000_override_options): Set altivec_abi as default, not override,
17247 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
17248 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
17249 is used; use new member spe_abi.
17250 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
17251 spe_abi and altivec_abi.
17253 2008-02-22 Tomas Bily <tbily@suse.cz>
17255 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
17257 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17260 * config.build (build_file_translate): Set to `CMD //c' only if
17262 * Makefile.in (build_file_translate): Improve comment.
17264 2008-02-21 Jan Hubicka <jh@suse.cz>
17266 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
17267 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
17268 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
17270 2008-02-21 Michael Matz <matz@suse.de>
17273 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
17275 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
17277 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
17278 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
17279 as insn constraint.
17280 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
17281 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
17282 SSE_VEC_FLOAT_MODE_P as insn constraint.
17283 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
17284 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
17285 sse4a_movntdf using MODEF mode iterator.
17286 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
17287 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
17288 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
17289 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
17290 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
17291 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
17292 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
17294 2008-02-21 Richard Guenther <rguenther@suse.de>
17296 * tree.def (PAREN_EXPR): New tree code.
17297 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
17299 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
17300 * expr.c (expand_expr_real_1): Likewise.
17301 * tree-inline.c (estimate_num_insns_1): Likewise.
17302 * tree-complex.c (expand_complex_move): Likewise.
17303 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
17306 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
17309 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
17311 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
17314 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
17316 * config/sh/sh.c (find_barrier): Don't go past
17317 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
17319 2008-02-20 DJ Delorie <dj@redhat.com>
17321 * config/h8300/h8300.md (insv): Force source operand to be a register.
17323 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
17324 as a jump, not as a plain insn.
17326 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
17328 * doc/invoke.texi (Warning Options): Add new option
17329 -Wframe-larger-than=.
17330 (-Wframe-larger-than): Document.
17332 * flags.h (warn_frame_larger_than, frame_larger_than_size):
17333 Add declarations for new option variables.
17335 * final.c (final_start_function): Check the frame size
17336 before emission and issue a Wframe-larger-than warning.
17338 * opts.c (warn_frame_larger_than, frame_larger_than_size):
17339 Add definitions for new option variables.
17340 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
17342 * common.opt (Wframe-larger-than=): New option.
17344 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
17346 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
17347 (<sse>_div<mode>3): Ditto.
17348 (<sse>_vmdiv<mode>3): Ditto.
17349 (<sse>_vmsqrt<mode>2): Ditto.
17350 (*smax<mode>3): Ditto.
17351 (sse5_frcz<mode>2): Ditto.
17352 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
17353 as insn constraint.
17355 2008-02-20 Richard Guenther <rguenther@suse.de>
17357 PR middle-end/35265
17358 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
17359 be happy with INTEGRAL_TYPE_P.
17361 2008-02-20 Richard Guenther <rguenther@suse.de>
17363 * fold-const.c (split_tree): Associate floatig-point expressions
17364 if flag_associative_math is set.
17366 2008-02-20 Richard Guenther <rguenther@suse.de>
17368 * tree.h (fold_real_zero_addition_p): Declare.
17369 * fold-const.c (fold_real_zero_addition_p): Export.
17370 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
17371 floating-point operations with zero and one.
17373 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
17375 * doc/install.texi: Correct references to CFLAGS, replacing them
17376 with BOOT_CFLAGS. Document flags used during bootstrap for
17379 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
17381 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
17382 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
17383 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
17385 (smin<mode>3): Ditto from similar patterns.
17386 (smax<mode>3): Ditto.
17387 (*ieee_smin<mode>3): Ditto.
17388 (*ieee_smax<mode>3): Ditto.
17389 * config/i386/sse.md (sse): New mode attribute.
17390 (mov<mode>): Macroize expander from movv4sf and movv2df using
17391 SSEMODEF2P mode iterator.
17392 (<sse>_movnt<mode>): Ditto from similar patterns. Use
17393 SSE_VEC_FLOAT_MODE_P as insn constraint.
17394 (storent<mode>): Ditto.
17395 (storent<mode>): Macroize expander from storentsf and storentdf using
17396 MODEF mode iterator.
17397 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
17398 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
17399 (abs<mode>2): Ditto from similar patterns.
17400 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
17401 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
17402 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
17403 (<sse>_vmsqrt<mode>2): Ditto.
17404 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
17405 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
17406 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
17407 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
17408 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
17409 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
17410 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
17412 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
17413 iterator and SSE_FLOAT_MODE_P as insn constraint.
17414 (<sse>_ucomi): Ditto from similar patterns.
17415 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
17416 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
17417 SSE_VEC_FLOAT_MODE_P as insn constraint.
17418 (vcond<mode>): Ditto from similar patterns.
17419 (and<mode>3, *and<mode>3): Ditto.
17420 (<sse>_nand<mode>3): Ditto.
17421 (ior<mode>3, *ior<mode>3): Ditto.
17422 (xor<mode>3, *xor<mode>3): Ditto.
17423 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
17424 iterator and SSE_FLOAT_MODE_P as insn constraint.
17425 (*nand<mode>3): Ditto from similar patterns.
17426 (*ior<mode>3): Ditto.
17427 (*xor<mode>3): Ditto.
17429 2008-02-20 Ira Rosen <irar@il.ibm.com>
17431 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
17432 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
17433 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
17435 2008-02-19 Jan Hubicka <jh@suse.cz>
17437 * predict.c (tree_bb_level_predictions): Remove variable next
17438 mistakely introduced by previous commit.
17440 2008-02-19 Jan Hubicka <jh@suse.cz>
17442 * predict.c (predict_paths_leading_to): Rewrite.
17443 (predict_paths_for_bb): New.
17444 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
17446 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17449 * Makefile.in (build_file_translate): New.
17450 (gcc-vers.texi): Use it for translating $(abs_srcdir).
17451 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
17452 * configure.ac (build_file_translate): Substitute it.
17453 * configure: Regenerate.
17455 2008-02-19 Jan Hubicka <jh@suse.cz>
17457 PR rtl-optimization/34408
17458 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
17461 2008-02-19 Jan Hubicka <jh@suse.cz>
17463 PR middle-end/28779
17464 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
17467 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
17470 * config/i386/i386-modes.def: Revert the last DI alignment
17471 change until Ada people can look into it.
17473 2008-02-19 Nick Clifton <nickc@redhat.com>
17475 * opts.c (print_specific_help): Fix typo in --help text.
17477 2008-02-19 Jakub Jelinek <jakub@redhat.com>
17480 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
17481 32-bit inline asm without asm alternatives for host GCC < 3.0.
17483 2008-02-19 Richard Guenther <rguenther@suse.de>
17485 PR tree-optimization/34989
17486 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
17487 Allow propagation to INDIRECT_REF if we can simplify only.
17489 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17491 * c-common.c (warn_for_collisions_1): Use appropriate option when
17494 2008-02-19 Nick Clifton <nickc@redhat.com>
17497 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
17498 (handle_options): Fix indentation.
17499 (print_filtered_help): If no language-specific options were
17500 displayed tell the user how to list all the options supported by
17501 the language's front-end.
17502 (print_specific_help): Fix indentation and remove duplicate line.
17503 (common_handle_option): Handle the -v option.
17504 For --help enable the display of undocumented options if the -v
17505 switch has been included on the command line.
17506 For --help= check for overlaps in the arguments between the option
17507 classes and the language names and issue a warning when they
17508 cannot be disambiguated.
17509 * c.opt (v): Pass on to the common option handler.
17511 2008-02-19 Revital Eres <eres@il.ibm.com>
17513 * modulo-sched.c (sms_schedule): Change dump message when
17514 create_ddg function fails.
17515 (try_scheduling_node_in_cycle): Rename row to cycle.
17516 (print_partial_schedule): Rename CYCLE to ROW.
17518 2008-02-19 Christian Bruel <christian.bruel@st.com>
17519 Zdenek Dvorak <ook@ucw.cz>
17521 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
17523 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17526 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
17527 (*x86_movdicc_0_m1_se): Ditto.
17529 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17531 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
17532 (CMPtype): Define as __gcc_CMPtype.
17533 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
17534 (CMPtype): Define as __gcc_CMPtype.
17536 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
17538 Support valgrind 3.3 for --enable-checking=valgrind.
17539 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
17541 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
17542 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
17543 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
17544 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
17545 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
17546 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
17547 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
17549 * ggc-zone.c: Similar.
17550 * ggc-page.c: Similar.
17552 2008-02-19 Paul Brook <paul@codesourcery.com>
17555 * config/arm/ieee754-df.S: Fix do_it typo.
17556 * config/arm/ieee754-sf.S: Fix do_it typo.
17558 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17561 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
17562 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
17563 (OPTION_MASK_ISA_SSE_SET): Likewise.
17564 (OPTION_MASK_ISA_SSE2_SET): Likewise.
17565 (OPTION_MASK_ISA_SSE3_SET): Likewise.
17566 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
17567 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
17568 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
17569 (OPTION_MASK_ISA_SSE4_SET): Likewise.
17570 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
17571 (OPTION_MASK_ISA_SSE5_SET): Likewise.
17572 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
17573 (OPTION_MASK_ISA_MMX_UNSET): Updated.
17574 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
17575 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17576 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17577 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17578 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17579 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17580 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17581 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
17582 (OPTION_MASK_ISA_SSE4): Removed.
17583 (ix86_handle_option): Turn on bits in ix86_isa_flags and
17584 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
17585 (override_options): Don't turn on implied SSE/MMX bits in
17588 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17590 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17593 2008-02-18 Joey Ye <joey.ye@intel.com>
17595 PR middle-end/34921
17596 * tree-nested.c (insert_field_into_struct): Set type alignment
17597 to field alignment if the former is less than the latter.
17599 2008-02-18 Jakub Jelinek <jakub@redhat.com>
17601 * BASE-VER: Set to 4.4.0.
17603 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17605 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
17606 * doc/cfg.texi: Likewise.
17607 * doc/extend.texi: Likewise.
17608 * doc/gty.texi: Likewise.
17609 * doc/invoke.texi: Likewise.
17610 * doc/loop.texi: Likewise.
17611 * doc/md.texi: Likewise.
17612 * doc/passes.texi: Likewise.
17613 * doc/rtl.texi: Likewise.
17614 * doc/sourcebuild.texi: Likewise.
17615 * doc/tm.texi: Likewise.
17616 * doc/tree-ssa.texi: Likewise.
17618 2008-02-17 Richard Guenther <rguenther@suse.de>
17620 PR middle-end/35227
17621 * tree-complex.c (init_parameter_lattice_values): Handle parameters
17622 without default definition.
17624 2008-02-17 Richard Guenther <rguenther@suse.de>
17626 PR tree-optimization/35231
17627 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17630 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17633 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17634 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17635 libgcc_cmp_return mode.
17637 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17640 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17642 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17644 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17647 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17649 * doc/c-tree.texi: Use `@.' where appropriate.
17650 * doc/extend.texi: Likewise.
17651 * doc/install.texi: Likewise.
17652 * doc/invoke.texi: Likewise.
17653 * doc/loop.texi: Likewise.
17654 * doc/makefile.texi: Likewise.
17655 * doc/md.texi: Likewise.
17656 * doc/passes.texi: Likewise.
17657 * doc/standards.texi: Likewise.
17658 * doc/tm.texi: Likewise.
17660 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17662 PR middle-end/35196
17663 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17665 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17666 rather than in entry_bb.
17668 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17670 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17671 libgcc_cmp_return mode.
17673 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17675 PR middle-end/35130
17676 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17677 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17679 2008-02-15 Richard Guenther <rguenther@suse.de>
17680 Zdenek Dvorak <ook@ucw.cz>
17682 PR tree-optimization/35164
17683 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17684 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17685 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17686 Only propagate addresses which do not have abnormal SSA_NAMEs
17689 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17692 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17694 2008-02-15 Jan Hubicka <jh@suse.cz>
17696 PR middle-end/35149
17697 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17699 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17701 PR middle-end/34621
17702 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17703 when calculating alignment_pad.
17705 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17708 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17709 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17710 and STACK_BOUNDARY define.
17712 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17714 PR preprocessor/35061
17715 * c-pragma.c (handle_pragma_pop_macro): Check that
17716 pushed_macro_table has been allocated.
17718 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17720 PR middle-end/35136
17721 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17722 (force_gimple_operand): Likewise.
17723 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17724 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17725 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17726 (find_interesting_uses_address): Check addressability and alignment
17727 of the base expression only after substituting bases of IVs into it.
17729 2008-02-14 Michael Matz <matz@suse.de>
17732 * function.c (instantiate_virtual_regs_in_insn): Reload address
17733 before falling back to reloading the whole operand.
17735 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17737 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17738 before the first section switch note.
17740 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17742 * doc/bugreport.texi: Update copyright years.
17743 * doc/c-tree.texi: Likewise.
17744 * doc/cfg.texi: Likewise.
17745 * doc/cpp.texi: Likewise.
17746 * doc/cppinternals.texi: Likewise.
17747 * doc/fragments.texi: Likewise.
17748 * doc/frontends.texi: Likewise.
17749 * doc/gcc.texi: Likewise.
17750 * doc/gty.texi: Likewise.
17751 * doc/hostconfig.texi: Likewise.
17752 * doc/implement-c.texi: Likewise.
17753 * doc/libgcc.texi: Likewise.
17754 * doc/loop.texi: Likewise.
17755 * doc/makefile.texi: Likewise.
17756 * doc/options.texi: Likewise.
17757 * doc/passes.texi: Likewise.
17758 * doc/rtl.texi: Likewise.
17759 * doc/sourcebuild.texi: Likewise.
17760 * doc/standards.texi: Likewise.
17761 * doc/tree-ssa.texi: Likewise.
17762 * doc/trouble.texi: Likewise.
17764 * doc/extend.texi: Use @: or add comma where appropriate.
17765 * doc/invoke.texi: Likewise.
17766 * doc/tm.texi: Likewise.
17768 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17771 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17774 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17776 * doc/md.texi (clz, ctz): Add reference.
17777 * doc/rtl.texi (clz, ctz): Likewise.
17779 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17782 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17785 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17787 * config/s390/s390.c (struct constant_pool): New field
17788 emit_pool_after added.
17789 (s390_mainpool_start): Set the emit_pool_after flag according
17790 to the section switch notes.
17791 (s390_mainpool_finish): Consider emit_pool_after when emitting
17792 the literal pool at the end of the function.
17793 (s390_chunkify_start): Force literal pool splits at section
17796 2008-02-13 Michael Matz <matz@suse.de>
17799 * var-tracking.c (clobber_variable_part): Correctly traverse the
17802 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17805 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17806 Add -fdump-ipa-inline.
17807 * tree-dump.c (dump_files): Remove tree-inlined dump.
17808 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17810 2008-02-12 Richard Guenther <rguenther@suse.de>
17812 PR tree-optimization/35171
17813 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17816 2008-02-12 Richard Guenther <rguenther@suse.de>
17818 PR middle-end/35163
17819 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17820 value-preserving mode. Disallow final truncation.
17822 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17824 PR middle-end/35136
17825 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17826 code from here to...
17827 (force_gimple_operand): ...here.
17829 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17832 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17833 non-compatible pointers.
17834 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17835 different FIELD_DECLs, try harder by comparing field offsets, sizes
17838 PR inline-asm/35160
17839 * function.c (match_asm_constraints_1): Don't replace the same input
17842 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17844 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17845 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17846 (expand_epilogue): Restore RAMPZ register.
17847 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17849 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17851 * config/i386/cygwin.asm: (__alloca): Correct calling
17852 convention and alignment.
17853 (__chkstk): Force 8 byte stack alignment.
17855 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17856 Richard Guenther <rguenther@suse.de>
17858 PR tree-optimization/33992
17859 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17860 the zero we compare against.
17862 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17864 PR libfortran/35063
17865 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17866 to CloseHandle after unlocking to prevent accumulation of handle
17869 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17871 PR middle_end/34150
17872 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17873 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17874 and update LABEL_NUSES during and after reload.
17876 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17878 PR middle-end/34627
17879 * combine.c (simplify_if_then_else): Make sure the comparison is
17880 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17882 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17885 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17886 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17887 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17888 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17889 * tree.h (get_type_static_bounds): Likewise.
17891 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17893 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17894 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17895 Make -Wfoo language annotations match what the compiler outputs.
17897 2008-02-08 Sa Liu <saliu@de.ibm.com>
17899 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17900 intrinsics spu_convts, spu_convtu, spu_convtf.
17902 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17904 * doc/extend.texi (Function Attributes) <noinline>: Mention
17905 asm ("") as method to keep calls.
17907 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17910 * doc/options.texi (Options): Replace references to opts.sh with
17912 * opts-common.c: Likewise.
17913 * optc-gen.awk: Likewise.
17915 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17917 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17919 2008-02-07 Richard Henderson <rth@redhat.com>
17922 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17923 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17926 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17928 PR tree-optimization/35085
17929 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17930 for operand entry oe2 in addition to operand entry oe3 in order to
17931 expose more opportunities for vectorizer sum reduction.
17933 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17936 * Makefile.in (LIBS): Remove $(GMPLIBS).
17937 (cc1-dummy, cc1): Add $(GMPLIBS).
17939 2008-02-06 Jan Hubicka <jh@suse.cz>
17942 * i386.md (moddf_integer): Do not produce partial memory stalls for
17943 targets where it hurts.
17945 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17948 * optabs.c (expand_float): Do not check for decimal modes when
17949 expanding unsigned integer through signed conversion.
17951 2008-02-06 Nick Clifton <nickc@redhat.com>
17953 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17954 inside the clobber with a match_operand and duplicated operand
17955 number in the constraint.
17956 (ineqbranchsi): Delete redundant comment.
17958 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17960 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17961 builtin_define ("__USE_INIT_FINI__").
17962 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17964 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17966 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17968 PR documentation/30330
17969 * doc/invoke.texi (C++ Dialect Options)
17970 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17971 For each warning option -Wfoo that allows -Wno-foo, ensure both
17972 -Wfoo and -Wno-foo are listed in the option index. Fix index
17973 entry of -Wswitch-default, index -Wnormalized= including the
17974 `=', and -Wlarger-than-@var{len} including @var{len}.
17976 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17978 * config/i386/i386.md (floatunssisf2): Use
17979 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17980 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17981 Macroize expander using MODEF mode iterator.
17983 2008-02-05 Diego Novillo <dnovillo@google.com>
17985 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17988 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17990 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17993 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17995 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17998 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17999 to indicate if a message should be generated.
18000 (init_cumulative_args): Updated.
18001 (function_value_32): Likewise.
18003 2008-02-05 Joseph Myers <joseph@codesourcery.com>
18005 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
18007 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
18010 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
18011 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
18013 2008-02-04 Diego Novillo <dnovillo@google.com>
18015 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
18018 * tree-vrp.c (vrp_evaluate_conditional): With
18019 -Wtype-limits, emit a warning when comparing against a
18020 constant outside the natural range of OP0's type.
18022 2008-02-04 Richard Guenther <rguenther@suse.de>
18024 PR middle-end/33631
18025 * expr.c (count_type_elements): Give for unions instead of
18028 2008-02-04 Richard Guenther <rguenther@suse.de>
18030 PR middle-end/35043
18031 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
18032 to TYPE_DOMAINs base type instead of using bitsizetype here.
18034 2008-02-03 Jason Merrill <jason@redhat.com>
18036 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
18038 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18041 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
18042 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
18043 (RS/6000 and PowerPC Options): Fix typos and markup.
18044 * doc/passes.texi (Tree-SSA passes): Likewise.
18046 2008-02-02 Michael Matz <matz@suse.de>
18049 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
18050 from record_last_reg_set_info.
18051 (record_last_reg_set_info): Take an RTX argument, iterate over all
18052 constituent hardregs.
18053 (record_last_set_info, record_opr_changes): Change calls to
18054 new signature or to record_last_reg_set_info_regno.
18056 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
18058 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
18060 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
18062 PR rtl-optimization/34773
18063 * reg-notes.def (EQUAL): Mention significance of combination of
18064 REG_EQUAL and REG_RETVAL.
18065 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
18066 insn that has a REG_RETVAL.
18068 2008-02-01 Roger Sayle <roger@eyesopen.com>
18071 * configure.ac (--enable-fixed-point): Disable unless explicitly
18073 * configure: Regenerate.
18075 2008-02-01 Richard Guenther <rguenther@suse.de>
18078 * invoke.texi (-finline-limit): Remove no longer true parts
18079 of the documentation. Note that there is no default value.
18081 2008-02-01 Andrew Pinski <pinskia@gmail.com>
18082 Mark Mitchell <mark@codesourcery.com>
18083 Ben Elliston <bje@au.ibm.com>
18086 * doc/extend.texi (Other Builtins): Document.
18088 2008-01-31 Tom Browder <tom.browder@gmail.com>
18090 * doc/c-tree.texi (Types): Fix grammar.
18091 (Expression trees): Ditto.
18092 * doc/passes.texi (Tree-SSA passes): Ditto.
18094 * doc/configterms.texi (Configure Terms): Fix typo.
18095 * doc/cpp.texi (Common Predefined Macros): Ditto.
18096 * doc/md.texi (Machine Constraints): Ditto.
18098 * doc/makefile.texi (Makefile): Add comma.
18100 2008-01-31 Tom Browder <tom.browder@gmail.com>
18101 Gerald Pfeifer <gerald@pfeifer.com>
18103 * doc/sourcebuild.texi (Front End): Remove references to CVS
18104 and CVSROOT/modules.
18105 (Texinfo Manuals): Replace reference to CVS by one to SVN.
18106 (Back End): Remove reference to CVS.
18108 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
18111 * config/mips/mips.c (gen_load_const_gp): New function, taking a
18113 (mips16_gp_pseudo_reg): ...here.
18114 * config/mips/mips.md (load_const_gp): Replace with...
18115 (load_const_gp_<mode>): ...this :P-based insn.
18117 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18119 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
18120 options. Minor fixes.
18121 (-std): Move reference to standards closer to where language
18122 standards are first mentioned.
18124 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
18126 PR rtl-optimization/34995
18127 * reload.c (alternative_allows_const_pool_ref): Take an rtx
18128 parameter and return a bool. If the rtx parameter is nonnull,
18129 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
18130 (find_reloads): Update call accordingly. Pass the new operand
18131 if it needed no address reloads, otherwise pass null.
18133 2008-01-30 Richard Henderson <rth@redhat.com>
18136 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
18137 for unbounded arrays.
18139 2008-01-30 Silvius Rus <rus@google.com>
18141 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
18143 2008-01-30 Jan Hubicka <jh@suse.cz>
18146 * i386.c (init_cumulative_args): Use real function declaration when
18149 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
18151 PR rtl-optimization/34998
18152 * global.c (build_insn_chain): Treat non-subreg_lowpart
18153 SUBREGs of pseudos as clobbering all the words covered by the
18154 SUBREG, not just all the bytes.
18155 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
18156 original df_ref rather than an extract parameter.
18157 (global_conflicts): Update call accordingly.
18159 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
18161 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
18162 the overflow check to make it easier to read.
18163 (__fixtfdi): Change the type of the ll member in union
18164 long_double to UDItype_x.
18166 2008-01-30 Jakub Jelinek <jakub@redhat.com>
18168 PR middle-end/34969
18169 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
18170 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
18171 * tree-inline.c (fold_marked_statements): Call
18172 cgraph_update_edges_for_call_stmt if folding a call statement.
18173 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
18174 debug_generic_stmt calls, reset it back afterwards.
18177 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
18179 * c-typeck.c (build_external_ref): Don't pedwarn about
18180 static vars in current function's scope.
18182 2008-01-29 Joseph Myers <joseph@codesourcery.com>
18184 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
18186 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
18189 * ipa-struct-reorg.c: Fix spelling.
18190 * params.def: Ditto.
18192 2008-01-29 Richard Guenther <rguenther@suse.de>
18194 PR middle-end/35006
18195 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
18197 * tree-inline.c (remap_type): Increment remapping_type_depth
18198 around remapping types.
18199 (copy_body_r): Only add referenced variables if they are referenced
18200 from code, not types.
18202 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
18213 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
18214 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
18216 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
18219 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
18220 pointer for tiny stack.
18222 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
18224 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
18226 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
18228 * config/vx-common.h: Fix typo in comment.
18230 2008-01-28 Ian Lance Taylor <iant@google.com>
18234 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
18235 coalesce pointers if they have different DECL_NO_TBAA_P values.
18236 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
18237 between variables with different DECL_NO_TBAA_P values.
18239 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
18242 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
18243 are not legitimate small data references on SPE targets.
18245 2008-01-28 David Daney <ddaney@avtrex.com>
18247 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
18249 2008-01-28 David Daney <ddaney@avtrex.com>
18251 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
18253 2008-01-27 Joseph Myers <joseph@codesourcery.com>
18255 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
18256 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
18257 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
18258 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
18259 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
18260 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
18261 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
18262 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
18264 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
18266 * basic-block.h (condjump_equiv_p): Fix comment.
18268 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
18270 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
18271 print_generic_stmt_indented): Fix comment.
18273 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
18275 * configure.ac (__stack_chk_fail): Add detecion for availability
18276 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
18277 * configure: Regenerate.
18279 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
18281 PR middle-end/34688
18282 * final.c (output_addr_const): Handle TRUNCATE.
18284 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
18287 * tree-ssa-loop-ivopts.c (comp_cost): New type.
18288 (zero_cost, infinite_cost): New constants.
18289 (struct cost_pair): Change type of cost to comp_cost.
18290 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
18291 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
18293 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
18294 split_address_cost, ptr_difference_cost, difference_cost,
18295 get_computation_cost_at, get_computation_cost,
18296 determine_use_iv_cost_generic, determine_use_iv_cost_address,
18297 determine_use_iv_cost_condition, determine_use_iv_costs,
18298 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
18299 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
18300 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
18301 Change type of cost to comp_cost.
18302 (determine_iv_cost): Increase cost of non-original ivs, instead
18303 of decreasing the cost of original ones.
18304 (get_address_cost): Indicate the complexity of the addressing mode
18306 (try_add_cand_for): Prefer using ivs not specific to some object.
18307 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
18309 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
18310 Janis Johnson <janis187@us.ibm.com>
18313 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
18314 (TARGET_INSTANTIATE_DECLS): Likewise.
18315 * target.h (expand_to_rtl_hook): New target hook.
18316 (instantiate_decls): Likewise.
18317 * function.c (instantiate_decl): Make non-static. Rename to...
18318 (instantiate_decl_rtl): ... this.
18319 (instantiate_expr): Use instantiate_decl_rtl.
18320 (instantiate_decls_1): Likewise.
18321 (instantiate_decls): Likewise.
18322 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
18323 * function.h (instantiate_decl_rtl): Add prototype.
18324 * cfgexpand.c (target.h): New include.
18325 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
18326 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
18327 (TARGET_INSTANTIATE_DECLS): Likewise.
18328 (TARGET_INITIALIZER): New target hooks added.
18329 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
18331 * config/rs6000/rs6000.c (tree-flow.h): New include.
18332 (machine_function): Add sdmode_stack_slot field.
18333 (rs6000_alloc_sdmode_stack_slot): New function.
18334 (rs6000_instantiate_decls): Likewise.
18335 (rs6000_secondary_memory_needed_rtx): Likewise.
18336 (rs6000_check_sdmode): Likewise.
18337 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
18338 (TARGET_INSTANTIATE_DECLS): Likewise.
18339 (rs6000_hard_regno_mode_ok): Allow SDmode.
18340 (num_insns_constant): Likewise. Handle _Decimal32 constants.
18341 (rs6000_emit_move): Handle SDmode.
18342 (function_arg_advance): Likewise.
18343 (function_arg): Likewise.
18344 (rs6000_gimplify_va_arg): Likewise. Add special handling of
18345 SDmode var args for 32-bit compiles.
18346 (rs6000_secondary_reload_class): Handle SDmode.
18347 (rs6000_output_function_epilogue): Likewise.
18348 (rs6000_function_value): Simplify if statement.
18349 (rs6000_libcall_value): Likewise.
18350 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
18351 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
18352 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
18353 (movsd_hardfloat): New define_insn.
18354 (movsd_softfloat): Likewise.
18355 (movsd_store): Likewise.
18356 (movsd_load): Likewise.
18357 (extendsddd2): Likewise.
18358 (extendsdtd2): Likewise.
18359 (truncddsd2): Likewise.
18360 (movdd_hardfloat64): Fixup comment.
18361 (UNSPEC_MOVSD_LOAD): New constant.
18362 (UNSPEC_MOVSD_STORE): Likewise.
18364 2008-01-26 Jakub Jelinek <jakub@redhat.com>
18367 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
18369 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
18370 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
18371 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
18372 and TRUTH_XOR_EXPR.
18374 2008-01-26 David Edelsohn <edelsohn@gnu.org>
18377 * config.gcc: Separate AIX 5.3 from AIX 6.1.
18378 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18379 __LONGDOUBLE128 too.
18380 * config/rs6000/aix61.h: New file.
18382 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
18384 PR rtl-optimization/34959
18385 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
18386 popcount and parity rtxes the same mode as their operand.
18387 Truncate or extend the result to the return value's mode
18390 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
18393 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
18394 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
18395 to GOT_VERSION_REGNUM.
18396 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
18397 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
18398 * config/mips/mips.c (mips_emit_call_insn): New function.
18399 (mips_call_tls_get_addr): Call mips_expand_call directly.
18400 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
18402 (mips16_build_call_stub): Likewise. Return the call insn or null.
18403 (mips_expand_call): Update the call to mips16_build_call_stub
18404 accordingly and a remove redundant condition. Assert that MIPS16
18405 stubs do not use lazy binding. Use mips_emit_call_insn and return
18407 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
18409 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
18410 (mips_avoid_hazard): Remove hazard_set handling.
18411 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
18412 (UNSPEC_RESTORE_GP): ...this.
18413 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
18414 (FAKE_CALL_REGNO): Rename to...
18415 (GOT_VERSION_REGNUM): ...this.
18416 (type): Add "ghost" value. Add an associated insn reservation.
18417 (hazard_set): Remove.
18418 (exception_receiver): Rename to...
18419 (restore_gp): ...this and update the unspec identifier accordingly.
18420 (exception_receiver, nonlocal_got_receiver): New expanders.
18421 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
18422 FAKE_CALL_REGNO. Remove hazard_set attribute.
18423 (set_got_version, update_got_version): New patterns.
18425 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
18428 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
18430 2008-01-25 Joseph Myers <joseph@codesourcery.com>
18433 * doc/install.texi2html: Generate gcc-vers.texi.
18435 2008-01-25 DJ Delorie <dj@redhat.com>
18437 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
18439 2008-01-25 Joseph Myers <joseph@codesourcery.com>
18441 * config/c4x: Remove directory.
18442 * config.gcc (crx-*, mt-*): Mark obsolete.
18443 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
18444 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
18445 sh-*-rtemscoff*): Remove cases.
18446 * defaults.h (C4X_FLOAT_FORMAT): Remove.
18447 * real.c (encode_c4x_single, decode_c4x_single,
18448 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
18449 c4x_extended_format): Remove.
18450 * real.h (c4x_single_format, c4x_extended_format): Remove.
18451 * doc/extend.texi (interrupt, naked): Remove mention of attributes
18453 (Pragmas): Remove comment about c4x pragmas.
18454 * doc/install.texi (c4x): Remove target-specific instructions.
18455 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
18456 * doc/md.texi (Machine Constraints): Remove C4x documentation.
18457 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
18458 refer to C4x source files as examples.
18459 (C4X_FLOAT_FORMAT): Remove documentation.
18461 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
18463 * config/bfin/bfin.c (override_options): Reorder tests so that
18464 flag_pic gets enabled for -msep-data.
18466 2008-01-25 Richard Guenther <rguenther@suse.de>
18468 PR middle-end/32244
18469 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
18470 to its bitfield precision if required.
18472 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18474 PR middle-end/33880
18475 * tree-nested.c (walk_omp_for): New function.
18476 (convert_nonlocal_reference, convert_local_reference): Call
18477 walk_omp_for on OMP_FOR.
18478 (convert_call_expr): Call walk_body on OMP_FOR's
18479 OMP_FOR_PRE_INIT_BODY.
18481 2008-01-25 Richard Guenther <rguenther@suse.de>
18483 PR tree-optimization/34966
18484 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
18485 default defs and PHI_NODEs we have to insert after the
18486 defining statement.
18488 2008-01-24 Nick Clifton <nickc@redhat.com>
18490 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
18491 Provide a default definition.
18492 (LIBGCC2_UNITS_PER_WORD): Likewise.
18494 * config/stormy16/stormy16.c: Include df.h for the prototype
18495 for df_regs_ever_live_p.
18496 (xstormy16_expand_builtin_va_start): Convert the stack offset
18497 into a component_ref and then use POINTER_PLUS_EXPR to add it
18498 to the incoming_virtual_args_rtx.
18499 (xstormy16_gimplify_va_arg_expr): Rename to
18500 xstormy16_gimplify_va_arg_expr.
18501 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
18502 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
18503 xstormy16_gimplify_va_arg_expr.
18504 Fix up some formatting issues.
18506 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
18507 Move to predicates.md.
18508 (xs_hi_general_operand): Likewise.
18509 (xs_hi_nonmemory_operand): Likewise.
18510 * config/stormy16/predicates.md:
18511 (xstormy16_carry_plus_operand): New predicate.
18512 (xs_hi_general_operand): New predicate.
18513 (xs_hi_nonmemory_operand): New predicate.
18514 * config/stormy16/stormy16-protos.h:
18515 (xstormy16_carry_plus_operand): Delete prototype.
18516 (xs_hi_general_operand): Likewise.
18517 (xs_hi_nonmemory_operand): Likewise.
18519 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
18520 modifiers as they are no longer needed and they can trigger
18521 reload spill failures.
18523 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
18524 with a match_operand in order to help reload.
18526 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
18527 constraint with 'e' for the 8th alternative as this version of
18528 the mov.w instruction only accepts the lower 8 registers.
18530 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
18533 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
18534 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
18537 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18539 PR middle-end/33333
18540 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
18542 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18544 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
18546 (remove_structure): Update allocations list before removing structure.
18548 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18550 * ipa-struct-reorg.c (is_safe_cond_expr,
18551 create_new_stmts_for_cond_expr): Use integer_zerop function,
18552 that recognize not only zero-pointer, but zero-integer too.
18554 2008-01-25 Ben Elliston <bje@au.ibm.com>
18557 * fixproto: Escape "." in sed expression that strips leading "./".
18559 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
18562 * gcc.c (SWITCH_OK): Removed.
18563 (SWITCH_LIVE): Changed to bit.
18564 (SWITCH_FALSE): Likewise.
18565 (SWITCH_IGNORE): Likewise.
18566 (switchstr): Change live_cond to unsigned int.
18567 (process_command): Replace SWITCH_OK with 0.
18568 (do_self_spec): Likewise.
18569 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
18570 (give_switch): Likewise.
18571 (used_arg): Likewise.
18572 (do_spec_1): Set the SWITCH_IGNORE bit.
18573 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
18574 bits. Set the SWITCH_LIVE bit.
18576 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18578 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
18580 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
18582 PR tree-optimization/34472
18583 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
18584 parameter to a "bool *" and set *DATA to false if there is
18585 an unsafe access. Do not delete the structure here.
18586 (check_cond_exprs): Delete it here instead.
18587 (check_cond_exprs, exclude_cold_structs): Do not increase
18588 I when removing a structure.
18590 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
18593 * config/i386/i386.c (ix86_expand_vector_init): Consider only
18594 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
18596 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
18598 PR middle-end/34934
18599 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
18600 a fixed vector for stack.
18602 2008-01-24 Ben Elliston <bje@au.ibm.com>
18605 * doc/gcc.texi (Software development): Add a direntry for g++.
18607 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
18609 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
18610 stale and straggling -fforce-addr comments above.
18612 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
18614 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
18615 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
18617 2008-01-23 Michael Matz <matz@suse.de>
18620 * dwarf2out.c (force_type_die): Use modified_type_die instead of
18623 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
18625 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
18626 malloc result type.
18628 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18630 * config/avr/avr.c (avr_current_arch): New variable.
18631 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18632 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18633 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18634 (avr_override_options): Init 'avr_current_arch'.
18635 (base_arch_s): Move from here...
18636 * config/avr/avr.h (base_arch_s): ... here. Add new members
18637 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18638 'mega' to 'have_jmp_call'.
18639 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18640 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18642 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18644 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18645 MULTILIB_MATCHES): Ditto.
18647 2008-01-23 Richard Guenther <rguenther@suse.de>
18649 PR middle-end/31529
18650 * cgraphunit.c (cgraph_reset_node): Always mark the node
18651 not reachable if it is not queued already.
18653 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18655 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18656 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18657 (cputype_selected): New static variable.
18658 (bfin_handle_option): Set it if -mcpu is used.
18659 (override_option): Select default set of workarounds if no cpu type
18660 selected on the command line.
18661 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18663 From Michael Frysinger <michael.frysinger@analog.com>
18664 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18665 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18667 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18668 for bf547, bf523, bf524, and bf526.
18669 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18671 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18672 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18673 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18674 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18675 * doc/invoke.texi (Blackfin Options): Document that
18676 -mcpu now accept bf547, bf523, bf524, and bf526.
18678 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18680 PR rtl-optimization/34628
18681 * combine.c (try_combine): Stop and undo after the first combination
18682 if an autoincrement side-effect on the first insn has effectively
18685 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18688 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18689 Offset addresses are not valid for Altivec or paired float modes.
18691 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18694 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18695 if DECL_INITIAL (decl) is error_mark_node.
18698 * c-common.c (handle_vector_size_attribute): Only allow
18699 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18700 the same way as pointer, array etc. types.
18701 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18704 * tree.c (build_type_attribute_qual_variant): Call
18705 build_qualified_type if attributes are equal, but quals are not.
18707 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18710 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18711 * flags.h (warn_strict_aliasing): Remove.
18712 (warn_strict_overflow): Remove.
18713 * opts.c (warn_strict_aliasing): Remove.
18714 (warn_strict_overflow): Remove.
18715 * c-opts.c (c_common_handle_option): -Wall only sets
18716 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18717 (c_common_post_options): Give default values to -Wstrict-aliasing
18718 and -Wstrict-overflow if they are uninitialized.
18719 * common.opt (Wstrict-aliasing): Specify Var and Init.
18720 (Wstrict-overflow): Likewise.
18722 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18724 PR rtl-optimization/26854
18725 PR rtl-optimization/34400
18726 PR rtl-optimization/34884
18727 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18729 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18730 (df_rd_bb_info.expanded_lr_out): Deleted
18731 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18732 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18733 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18734 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18735 Removed code to allocate, initialize or free expanded_lr_out.
18736 (df_rd_bb_local_compute_process_def): Restructured to make more
18738 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18739 sets if the sets are being trimmed.
18741 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18744 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18745 (as_vers): Likewise.
18746 * configure: Regenerated.
18748 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18750 PR middle-end/33092
18751 * tree-pass.h (pass_build_alias): New pass.
18752 * tree-ssa-alias.c (gate_build_alias): New.
18753 (pass_build_alias): New.
18754 * passes.c (init_optimization_passes): Add pass_build_alias after
18755 pass_create_structure_vars.
18757 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18759 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18760 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18761 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18762 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18763 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18764 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18765 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18766 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18767 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18768 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18769 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18770 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18771 * config/s390/s390.md (FP_ALL): New mode iterator.
18772 (_d): New mode attribute.
18773 ("*signbit<mode>2>"): Changed mode of first operand.
18774 ("isinf<mode>2"): Changed mode of first operand.
18775 ("*TDC_insn"): Adaptation for DFP modes.
18777 2008-01-22 Ben Elliston <bje@au.ibm.com>
18779 * tree.c (check_qualified_type): Improve function description.
18781 2008-01-21 Jason Merrill <jason@redhat.com>
18784 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18785 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18788 2008-01-21 DJ Delorie <dj@redhat.com>
18790 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18793 2008-01-21 Richard Guenther <rguenther@suse.de>
18795 PR middle-end/34856
18796 * tree-cfg.c (verify_expr): Allow all invariant expressions
18797 instead of just constant class ones as reference argument.
18798 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18799 like any other constant.
18800 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18802 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18804 * regmove.c (fixup_match_1): Update call crossed frequencies.
18806 2008-01-21 Richard Guenther <rguenther@suse.de>
18809 * tree-inline.c (setup_one_parameter): Deal with mismatched
18810 types using a VIEW_CONVERT_EXPR.
18812 2008-01-21 Alon Dayan <alond@il.ibm.com>
18813 Olga Golovanevsky <olga@il.ibm.com>
18815 PR tree-optimization/34701
18816 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18817 when the structure size is not a power of 2.
18819 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18821 * doc/install.texi: Add doc for --enable-checking=df.
18823 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18825 PR rtl-optimization/34808
18826 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18828 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18830 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18833 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18835 PR rtl-optimization/26854
18836 PR rtl-optimization/34400
18837 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18839 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18840 (df_rd_bb_info.expanded_lr_out): New.
18841 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18842 * loop_iv.c (iv_analysis_loop_init): Ditto.
18843 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18844 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18845 Added code to allocate, initialize or free expanded_lr_out.
18846 (df_rd_bb_local_compute_process_def): Restructured to make
18847 more understandable.
18848 (df_rd_confluence_n): Add code to do nothing with fake edges and
18849 code to no apply invalidate_by_call sets if the sets are being trimmed.
18850 (df_lr_local_finalize): Renamed to df_lr_finalize.
18851 (df_live_local_finalize): Renamed to df_live_finalize.
18853 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18856 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18857 deciding whether to use reciprocal instructions.
18859 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18861 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18862 dwarf2out_note_section_used if cold_text_section is NULL.
18864 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18866 PR gcov-profile/34610
18867 * tree-cfg.c (make_edges): Mark both outgoing edges from
18868 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18869 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18870 from OMP_FOR and OMP_CONTINUE outgoing edges.
18872 * tree-profile.c (tree_profiling): Return early if
18873 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18875 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18876 from cfun to child_cfun.
18877 * function.h (struct function): Add after_tree_profile bit.
18879 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18881 * config/avr/avr.S (_exit): Disable interrupt.
18883 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18884 Steven Bosscher <stevenb.gcc@gmail.com>
18886 PR rtl-optimization/26854
18887 PR rtl-optimization/34400
18888 * df-problems.c (df_live_scratch): New scratch bitmap.
18889 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18890 (df_live_reset): Clear the proper bitmaps.
18891 (df_live_bb_local_compute): Only process the artificial defs once
18892 since the order is not important.
18893 (df_live_init): Init the df_live sets only with the variables
18894 found live by df_lr.
18895 (df_live_transfer_function): Use the df_lr sets to prune the
18896 df_live sets as they are being computed.
18897 (df_live_free): Free df_live_scratch.
18899 2008-01-18 Ian Lance Taylor <iant@google.com>
18901 * common.opt: Add fmerge-debug-strings.
18902 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18903 flag_merge_debug_strings rather than flag_merge_constants.
18904 * doc/invoke.texi (Option Summary): Mention
18905 -fmerge-debug-strings.
18906 (Debugging Options): Document -fmerge-debug-strings.
18908 2008-01-18 Ian Lance Taylor <iant@google.com>
18911 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18912 (struct tree_function_decl): Add new field operator_new_flag.
18913 * tree-inline.c (expand_call_inline): When inlining a call to
18914 operator new, force the return value to go into a variable, and
18915 set DECL_NO_TBAA_P on that variable.
18916 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18918 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18921 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18922 DWARF2_DEBUGGING_INFO.
18923 (dwarf2out_note_section_used): Ditto. Add prototype.
18924 (have_multiple_function_sections, text_section_used,
18925 cold_text_section_used, *cold_text_sections): Move declarations
18928 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18930 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18931 field and add signal_ra.
18932 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18933 assignments to frame state pc. Move end of stack check after
18934 MD_FALLBACK_FRAME_STATE_FOR.
18935 (uw_update_context_1): Use frame state signal_regs if set, instead
18936 of checking signal_frame flag.
18937 (uw_update_context): Use frame state signal_ra if set.
18938 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18939 * config/xtensa/linux-unwind.h: New file.
18941 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18943 * modulo-sched.c (get_sched_window): Fix comment typo.
18945 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18947 PR tree-optimization/34648
18948 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18950 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18952 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18953 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18955 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18957 PR rtl-optimization/34400
18958 * df-core.c (df_worklist_dataflow_overeager,
18959 df_worklist_dataflow_doublequeue): New functions.
18960 (df_worklist_dataflow): Two different worklist solvers.
18961 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18964 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18967 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18968 and ftree-parallelize-loops.
18970 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18972 PR rtl-optimization/34826
18973 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18975 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18977 * global.c (find_reg): Mark the eh regs as used if necessary.
18978 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18979 * ra.h (struct allocno): no_eh_reg field added. Changed
18980 no_stack_reg type to bitfield.
18982 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18984 * tree.c (substitute_in_expr): Add missing 'break'.
18986 2008-01-17 Richard Guenther <rguenther@suse.de>
18988 PR tree-optimization/34825
18989 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18990 x / x as division to handle.
18992 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18994 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18995 "-pthread" is specified.
18996 * pa-hpux11.h (LIB_SPEC): Likewise.
18998 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18999 Peter Bergner <bergner@vnet.ibm.com>
19001 PR rtl-optimization/33796
19002 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
19004 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19006 PR libgfortran/34699
19007 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
19009 * pa-hpux10.h (LINK_SPEC): Likewise.
19010 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
19012 2008-01-16 Richard Guenther <rguenther@suse.de>
19014 PR middle-end/32628
19015 * fold-const.c (fold_convert_const_int_from_int): Do not
19016 set overflow if that occured only because of a sign extension
19017 change when converting from/to a sizetype with the same
19018 precision and signedness.
19020 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
19023 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
19024 location address to the correct place. Update copyright year.
19026 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19028 * lambda-code.c (lambda_transform_legal_p): Handle the case of
19029 no dependences in the dependence_relations vector.
19031 2008-01-16 Jan Hubicka <jh@suse.cz>
19033 PR rtl-optimization/31396
19034 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
19035 * cfg.c (dump_reg_info): Print it.
19036 * regs.h (struct reg_info_t): add freq_calls_crossed.
19037 (REG_FREQ_CALLS_CROSSED): New macro.
19038 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
19039 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
19040 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
19041 regmove_optimize): Update call crossed frequencies.
19042 * local-alloc.c (struct qty): Add freq_calls_crossed.
19043 (alloc_qty): Copute freq_calls_crossed.
19044 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
19045 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
19046 * ra.h (struct allocno): Add freq_calls_crossed.
19048 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19050 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
19051 libgomp when compiling with ftree-parallelize-loops.
19052 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
19054 2008-01-16 Richard Guenther <rguenther@suse.de>
19056 PR tree-optimization/34769
19057 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
19058 * tree.c (int_cst_value): Instead make this function more
19059 permissive in what it accepts as valid input. Document this
19060 function always sign-extends the value.
19062 2008-01-16 Jakub Jelinek <jakub@redhat.com>
19063 Richard Guenther <rguenther@suse.de>
19066 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
19067 (gimple_fold_indirect_ref_rhs): ... this.
19068 (gimple_fold_indirect_ref): New function with foldings
19069 that preserve lvalueness.
19070 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
19071 * tree-flow.h (gimple_fold_indirect_ref): Declare.
19072 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
19073 to fold an INDIRECT_REF, fall back to the old use of
19074 fold_indirect_ref_1.
19076 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19078 * tree-data-ref.c (subscript_dependence_tester_1): Call
19079 free_conflict_function.
19080 (compute_self_dependence): Same.
19082 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
19085 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
19086 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
19088 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
19089 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
19090 for DWARF2_UNWIND_INFO targets.
19092 2008-01-16 Richard Guenther <rguenther@suse.de>
19095 * c-typeck.c (common_pointer_type): Do not merge inconsistent
19096 type qualifiers for function types.
19098 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
19100 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
19101 loop_iterator li from previous commit.
19103 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
19105 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
19107 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
19109 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
19110 (parallelize_loops): Don't parallelize irreducible components.
19112 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19115 * c-opts (c_common_post_options): Do not enable CPP
19116 flag_pedantic_errors by default.
19118 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
19120 PR rtl-optimization/31944
19121 * cse.c (remove_pseudo_from_table): New function.
19122 (merge_equiv_classes): Use above function to remove pseudo-registers.
19123 (invalidate): Likewise.
19125 2008-01-13 Richard Guenther <rguenther@suse.de>
19127 PR middle-end/34601
19128 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
19129 instead of TYPE_MODE to deal with calls from expand_one_error_var.
19131 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
19133 * gcse.c (cprop_jump): Call validate_unshare_change instead of
19134 validate_change to unshare the source of the PC set.
19136 2008-01-12 Jan Hubicka <jh@suse.cz>
19138 PR middle-end/32135
19139 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
19140 references above array bounds. This might trigger bounds checks for
19141 pointers to arrays.
19143 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
19145 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
19146 new_replaceable_dependencies.
19148 2008-01-12 Doug Kwan <dougkwan@google.com>
19150 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
19151 instead of OPT_Wreturn_type in warning due to ignored return type
19153 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
19154 options included in -Wextra.
19155 * c.opt: New option -Wignored_qualifiers.
19156 * doc/invoke.texi (Warning Options, -Wextra): Add new option
19157 -Wignore_qualifiers.
19158 (-Wignored-qualifiers): Document.
19159 (-Wreturn-type): Remove description of functionality now handled
19160 by -Wignored-qualifiers.
19162 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
19165 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
19166 NOP_EXPR if it is between integral types with the same precision.
19168 2008-01-12 Jan Hubicka <jh@suse.cz>
19171 * invoke.texi (max-inline-recursive-depth): Fix default value.
19173 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
19175 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
19178 2008-01-11 Bob Wilson <bob.wilson@acm.org>
19180 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
19182 2008-01-11 James E. Wilson <wilson@specifix.com>
19185 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
19187 2008-01-11 Anatoly Sokolov <aesok@post.ru>
19189 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
19190 save/restore frame pointer register and don't use 'call-prologues'
19191 optimization in function with "OS_task" attribute.
19193 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
19195 PR middle-end/31309
19196 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
19197 when copying to memory.
19199 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
19201 PR rtl-optimization/30905
19202 * cfgcleanup.c: Include dce.h
19203 (crossjumps_occured): New global variable.
19204 (try_crossjump_bb): Exit loop after finding a fallthru edge.
19205 If something changed, set crossjumps_occured to true.
19206 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
19207 Don't add/remove fake edges to exit here...
19208 (cleanup_cfg): ...but do it here, when crossjumping.
19209 Run a fast DCE when successful crossjumps occured in the latest
19210 iteration of try_optimize_cfg.
19212 2008-01-11 Richard Guenther <rguenther@suse.de>
19214 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
19215 (struct vn_unary_op_s): Likewise.
19216 (vn_reference_insert): Free old reference on hash collision.
19218 2008-01-10 Raksit Ashok <raksit@google.com>
19220 PR rtl-optimization/27971
19221 * combine.c (find_split_point): Split PLUS expressions which are
19222 inside a MEM rtx, and whose first operand is complex.
19224 2008-01-10 DJ Delorie <dj@redhat.com>
19226 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
19227 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
19228 (m32c_hard_regno_ok): Call the underlying function.
19230 2008-01-10 Richard Guenther <rguenther@suse.de>
19232 PR middle-end/34683
19233 * tree-cfg.c (tree_merge_blocks): Do not go through the
19234 full-blown folding and stmt updating path if we just deal
19235 with virtual operands.
19236 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
19237 test for abnormal SSA_NAMEs.
19239 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
19241 PR middle-end/34641
19242 * reload.c (push_reload): Add assertions. All constants from
19243 reg_equiv_constant should have been used for replacing the respective
19245 (find_reloads_address): Invoke find_reloads_address_part for
19246 constant taken from the reg_equiv_constant array.
19248 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
19250 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
19251 field (valnum) the first in the struct. Replace bools with
19254 2008-01-10 Richard Guenther <rguenther@suse.de>
19256 PR tree-optimization/34651
19257 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
19258 types and ordering for masking and converting.
19260 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
19262 PR tree-optimization/34017
19263 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
19264 also for PHI_NODE expressions.
19266 2008-01-09 Jan Hubicka <jh@suse.cz>
19268 PR tree-optimization/34708
19269 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
19270 based on number of case labels.
19271 (init_inline_once): Remove switch_cost.
19272 * tree-inline.h (eni_weights_d): Remove switch_cost.
19274 2008-01-09 Richard Guenther <rguenther@suse.de>
19275 Andrew Pinski <andrew_pinski@playstation.sony.com>
19277 PR middle-end/30132
19278 * gimplify.c (gimplify_cond_expr): Do not create an addressable
19279 temporary if an rvalue is ok or an lvalue is not required.
19281 2008-01-09 Richard Guenther <rguenther@suse.de>
19283 PR middle-end/34458
19284 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
19285 adjust return type.
19287 2008-01-09 Richard Guenther <rguenther@suse.de>
19289 PR middle-end/34679
19290 * tree.c (host_integerp): Check for sizetype only if the
19291 type is an integer type.
19293 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
19296 * opts.c (decode_options): Disable inlining of functions called
19297 once if not in unit-at-a-time mode.
19299 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
19301 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
19303 2008-01-08 Richard Guenther <rguenther@suse.de>
19305 PR middle-end/31863
19306 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
19307 out early if the result will be unused.
19309 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
19314 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19315 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
19318 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
19320 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
19321 for vectorization tuned.
19323 2008-01-08 Richard Guenther <rguenther@suse.de>
19325 PR tree-optimization/34683
19326 * tree-ssa-operands.c (operand_build_cmp): Export.
19327 * tree-ssa-operands.h (operand_build_cmp): Declare.
19328 * tree-vn.c (vuses_compare): Remove.
19329 (sort_vuses): Use operand_build_cmp.
19330 (sort_vuses_heap): Likewise.
19331 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
19332 to re-use old VEC if available. Do not sort already sorted VUSEs.
19333 (vdefs_to_vec): Do not sort already sorted VDEFs.
19335 2008-01-08 Jakub Jelinek <jakub@redhat.com>
19337 PR middle-end/34694
19338 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
19340 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
19343 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
19344 limitations of reciprocal sequences on x86 targets.
19346 2008-01-08 Richard Guenther <rguenther@suse.de>
19348 PR tree-optimization/34683
19349 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
19351 2008-01-07 Jakub Jelinek <jakub@redhat.com>
19354 * config/darwin.c (darwin_mergeable_string_section): Don't use
19355 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
19357 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
19360 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
19361 negxf2. Macroize expander using X87MODEF mode iterator. Change
19362 predicates of op0 and op1 to register_operand.
19363 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
19364 expander using X87MODEF mode iterator. Change predicates of
19365 op0 and op1 to register_operand.
19366 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
19367 corresponding patterns and macroize using MODEF macro. Change
19368 predicates of op0 and op1 to register_operand and remove
19369 "m" constraint. Disparage "r" alternative with "!".
19370 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
19371 macroize using X87MODEF macro. Change predicates of op0 and op1
19372 to register_operand and remove "m" constraint. Disparage "r"
19373 alternative with "!".
19374 (absneg splitter with memory operands): Remove.
19375 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
19376 patterns and macroize using X87MODEF mode iterator.
19377 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
19378 Change predicate of op1 to register_operand.
19379 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
19380 for memory operands.
19382 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
19384 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
19386 2008-01-07 Richard Guenther <rguenther@suse.de>
19388 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
19391 2008-01-07 Richard Guenther <rguenther@suse.de>
19393 PR tree-optimization/34683
19394 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
19395 VOPs of the needed size to save memory. Use VEC_quick_push
19396 to save compile-time.
19397 (vdefs_to_vec): Likewise.
19399 2008-01-07 Sa Liu <saliu@de.ibm.com>
19401 * config/spu/spu.md (divdf3): Genetate inline code for double
19402 division. The implementation doesn't handle INF or NAN, therefore it
19403 only applies when -ffinite-math-only is given.
19405 2008-01-06 Paolo Carlini <pcarlini@suse.de>
19408 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
19409 * doc/cpp.texi ([Common Predefined Macros]): Document.
19411 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
19413 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
19414 order to use commutative addition instead of subtraction.
19416 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19417 Mircea Namolaru <namolaru@il.ibm.com>
19418 Vladimir Yanovsky <yanov@il.ibm.com>
19419 Revital Eres <eres@il.ibm.com>
19421 PR tree-optimization/34263
19422 * tree-outof-ssa.c (process_single_block_loop_latch,
19423 contains_tree_r): New functions.
19424 (analyze_edges_for_bb): Call process_single_block_loop_latch
19425 function to empty single-basic-block latch block if possible.
19427 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19429 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
19431 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
19433 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
19435 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
19437 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
19439 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
19441 2008-01-05 Jakub Jelinek <jakub@redhat.com>
19443 PR tree-optimization/34618
19444 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
19447 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19450 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
19451 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
19452 Update copyright year.
19454 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
19455 Update copyright year.
19456 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
19459 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
19461 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
19462 edge does not point to current bb before changing need_assert.
19464 2008-01-04 Richard Guenther <rguenther@suse.de>
19466 PR middle-end/34029
19467 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
19468 for verifying purposes if they are is_gimple_min_invariant.
19470 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
19472 PR tree-optimization/34448
19473 PR tree-optimization/34465
19474 * gimplify.c (gimplify_init_constructor): Add new parameter
19475 notify_temp_creation. Use it.
19476 (gimplify_modify_expr_rhs): Take volatiles into account when
19477 optimizing constructors.
19478 Do not optimize constructors if gimplify_init_constructor will dump to
19480 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
19481 * gcc.c-torture/compile/pr34448.c: New.
19483 2008-01-04 Jakub Jelinek <jakub@redhat.com>
19485 PR gcov-profile/34609
19486 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
19487 return_slot if result is TREE_ADDRESSABLE.
19489 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
19491 * config/mips/mips.md (sqrt_condition): Tweak comment.
19492 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
19494 2008-01-03 Tom Tromey <tromey@redhat.com>
19497 * c-common.c (c_type_hash): Handle VLAs.
19499 2008-01-03 Jan Hubicka <jh@suse.cz>
19501 PR tree-optimization/31081
19502 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
19503 0 when inlining and not inlining to first basic block.
19504 (remap_decl): When var is initialized to 0, don't set default_def.
19505 (expand_call_inline): Set entry_bb.
19506 * tree-inline.h (copy_body_data): Add entry_bb.
19508 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19511 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
19514 PR tree-optimization/29484
19515 * tree-inline.c (inline_forbidden_p_2): New function.
19516 (inline_forbidden_p): Disallow inlining if some static var
19517 has an address of a local LABEL_DECL in its initializer.
19518 * doc/extend.texi (Labels as Values): Document &&foo behaviour
19521 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
19523 PR tree-optimization/34635
19524 * tree-data-ref.c (add_other_self_distances): Make sure that the
19525 evolution step is constant.
19527 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19529 PR middle-end/34608
19530 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
19532 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
19534 * tree-sra.c (scalarize_init): Insert the generate_element_init
19535 statements after the generate_element_zero statements.
19537 2008-01-02 Richard Guenther <rguenther@suse.de>
19539 PR middle-end/34093
19540 PR middle-end/31976
19541 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
19542 for very large number of operands instead of ICEing.
19544 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
19547 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
19548 while stack probing.
19550 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
19552 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
19555 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
19557 PR libmudflap/26442
19558 * tree-mudflap.c (mx_register_decls): Guard warning by
19559 !DECL_ARTIFICIAL check.
19561 2008-01-01 Jakub Jelinek <jakub@redhat.com>
19563 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
19564 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
19565 sse5_perm<mode>): Fix constraints.