1 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
4 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
6 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8 (rs6000_emit_prologue): Invert logic.
9 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
10 (reg:P 11) instead of match_operand.
11 (*save_fpregs_<mode>): Likewise.
12 (*restore_gpregs_<mode>): Likewise.
13 (*return_and_restore_gpregs_<mode>): Likewise.
14 (*return_and_restore_fpregs_<mode>): Likewise.
15 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
16 (reg:P 11) insted of match_operand.
17 (*restore_gpregs_spe): Likewise.
18 (*return_and_restore_gpregs_spe): Likewise.
20 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
22 PR tree-optimization/37684
23 * gcc.dg/graphite/pr37684.c: New.
24 * graphite.c (exclude_component_ref): New.
25 (is_simple_operand): Call exclude_component_ref.
27 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
29 PR tree-optimization/36908
30 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
31 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
32 (number_of_rw_in_partition): New.
33 (partition_contains_all_rw): New.
34 (ldist_gen): Do not distribute when one of the partitions
35 contains all the memory operations.
37 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
39 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
40 EDGE_IRREDUCIBLE_LOOP.
42 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
44 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
45 where we have one entry point in the loop which isn't the head.
47 2008-11-03 Richard Guenther <rguenther@suse.de>
50 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
52 2008-11-03 Jakub Jelinek <jakub@redhat.com>
55 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
56 for ipa and simple ipa passes.
58 2008-11-02 Richard Guenther <rguenther@suse.de>
60 PR tree-optimization/37542
61 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
62 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
63 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
64 (vn_nary_op_insert_stmt): Likewise.
65 (visit_use): Likewise.
67 2008-11-02 Anatoly Sokolov <aesok@post.ru>
69 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
71 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
72 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
73 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
74 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
75 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
76 peephole2's): Replace unspec with rotate.
77 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
79 2008-11-02 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/37991
82 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
83 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
84 (set_ssa_val_to): Print if the value changed.
85 (simplify_binary_expression): Strip useless conversions.
87 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
90 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
93 2008-11-01 Richard Guenther <rguenther@suse.de>
96 * builtins.c (fold_builtin_strspn): Return a size_t.
97 (fold_builtin_strcspn): Likewise.
99 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
101 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
102 attribute for struct return convention.
104 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
106 * config/rs6000/crtsavres.asm: Really, really delete.
108 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
110 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
112 (rs6000_emit_prologue): Invert logic.
113 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
114 (reg:P 11) instead of match_operand.
115 (*save_fpregs_<mode>): Likewise.
116 (*restore_gpregs_<mode>): Likewise.
117 (*return_and_restore_gpregs_<mode>): Likewise.
118 (*return_and_restore_fpregs_<mode>): Likewise.
119 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
120 (reg:P 11) insted of match_operand.
121 (*restore_gpregs_spe): Likewise.
122 (*return_and_restore_gpregs_spe): Likewise.
124 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
126 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
127 list of word switches that take args.
129 2008-10-30 Jakub Jelinek <jakub@redhat.com>
131 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
132 (s390_output_pool_entry): Call it through for_each_rtx.
135 * expr.c (store_constructor): For vectors, if target is a MEM, use
136 target's MEM_ALIAS_SET instead of elttype alias set.
138 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
141 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
144 2008-10-29 David Edelsohn <edelsohn@gnu.org>
147 * config/rs6000/predicates.md (word_offset_memref_operand):
148 Restructure code and look inside auto-inc/dec addresses.
150 2008-10-29 Steve Ellcey <sje@cup.hp.com>
153 * libgcov.c ( __gcov_indirect_call_profiler): Check
154 TARGET_VTABLE_USES_DESCRIPTORS.
156 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
158 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
159 (INITIAL_FRAME_POINTER_OFFSET): Remove.
160 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
161 offset if eliminating soft frame pointer.
162 * config/spu/spu.md (stack_protect_set, stack_protect_test)
163 (stack_protect_test_si): Add initial machine description
164 for Stack Smashing Protector
166 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
169 * c-common.c (min_precision): Move to...
170 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
171 * tree.h (tree_int_cst_min_precision): Declare.
172 * c-common.h (min_precision): Delete declaration.
173 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
174 multiplication of non-negative integer constants.
175 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
176 tree_int_cst_min_precision.
177 (finish_enum): Likewise.
179 2008-10-29 Joseph Myers <joseph@codesourcery.com>
182 * convert.c (convert_to_real): Do not optimize conversions of
183 binary arithmetic operations between binary and decimal
184 floating-point types. Consider mode of target type in determining
185 decimal type for arithmetic. Unless
186 flag_unsafe_math_optimizations, do not optimize binary conversions
187 where this may change rounding behavior.
188 * real.c (real_can_shorten_arithmetic): New.
189 * real.h (real_can_shorten_arithmetic): Declare.
191 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
193 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
194 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
195 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
197 (must_save_p): For some workarounds, interrupts need to clobber a
199 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
200 and LC1 for WA_05000257.
201 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
202 WA_05000283 and WA_05000315.
203 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
204 (movbi): Add alternative to set CC to 1; improve code for setting
206 (dummy_load): New pattern.
208 2008-10-29 Jakub Jelinek <jakub@redhat.com>
211 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
212 BLKmode for non-memory, convert using a wider MODE_INT mode
216 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
217 that haven't been removed yet.
219 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
221 * config/bfin/bfin.c (struct machine_function): New member
223 (bfin_expand_movmem): Set it when generating memcpy insns.
224 (n_regs_saved_by_prologue, expand_prologue_reg_save,
225 expand_epilogue_reg_restore): If we have hardware loops,
226 memcpy insns (indicated by has_loopreg_clobber) or function
227 calls, we need to save the loop registers.
229 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
231 * config/i386/i386.c (core2_cost): Fix typos in comments.
233 2008-10-28 Jakub Jelinek <jakub@redhat.com>
236 * combine.c (make_compound_operation): Don't call make_extraction with
238 (simplify_shift_const_1): Canonicalize count even if complement_p.
240 2008-10-28 Joseph Myers <joseph@codesourcery.com>
242 * convert.c (strip_float_extensions): Do not remove or introduce
243 conversions between binary and decimal floating-point types.
245 2008-10-28 Jakub Jelinek <jakub@redhat.com>
248 * fold-const.c (distribute_bit_expr): Convert common, left and
249 right arguments to type.
251 2008-10-28 Nick Clifton <nickc@redhat.com>
253 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
254 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
255 call_really_used_regs array rather than the call_used_regs array.
256 (mn10300_get_live_callee_saved_regs, expand_prologue,
257 expand_epilogue, output_tst): Likewise.
259 2008-10-27 Jakub Jelinek <jakub@redhat.com>
262 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
263 (df_get_entry_block_def_set): Neither here.
264 (df_get_regular_block_artificial_uses): Add EH_USES registers.
266 PR tree-optimization/37879
267 * predict.c (tree_estimate_probability): Check if last_stmt is
268 non-NULL before dereferencing it.
270 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
272 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
273 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
274 (ira_fast_allocation): Remove the prototype.
276 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
277 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
278 (color_pass): Modify the updated costs.
279 (ira_color): Rename to color. Make it static.
280 (ira_fast_allocation): Rename to fast_allocation. Make it static.
281 (ira_color): New function.
283 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
286 * ira-lives.c (last_call_num, allocno_saved_at_call): New
288 (set_allocno_live, clear_allocno_live, mark_ref_live,
289 mark_ref_dead): Invalidate corresponding element of
290 allocno_saved_at_call.
291 (process_bb_node_lives): Increment last_call_num. Setup
292 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
293 allocno was already saved.
294 (ira_create_allocno_live_ranges): Initiate last_call_num and
295 allocno_saved_at_call.
297 * ira-build.c (ira_create_allocno): Initiate
298 ALLOCNO_UPDATED_COVER_CLASS_COST.
299 (create_cap_allocno, propagate_allocno_info,
300 remove_unnecessary_allocnos): Remove setting updated costs.
301 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
303 * ira.c (ira): Don't call ira_fast_allocation.
305 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
308 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
311 * ira-conflicts.c (process_regs_for_copy): Remove class subset
314 * ira-int.h (ira_hard_regno_cover_class): New.
316 * ira-lives.c (mark_reg_live, mark_reg_dead,
317 process_bb_node_lives): Use ira_hard_regno_cover_class.
319 * ira.c (reg_class ira_hard_regno_cover_class): New global
321 (setup_hard_regno_cover_class): New function.
322 (ira_init): Call setup_hard_regno_cover_class.
324 * ira-costs.c (cost_class_nums): Add comment.
325 (find_allocno_class_costs): Initiate cost_class_nums.
326 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
328 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
331 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
332 Rename to copy_info_to_removed_store_destinations. Propagate
333 conflict hard regs and register stack attribute.
335 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
338 * pa.c (function_arg_padding): Pad complex and vector types upward in
340 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
342 2008-10-26 Matthias Klose <doko@ubuntu.com>
344 * doc/install.texi: Document requirements on antlr.
346 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
348 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
351 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
354 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
355 is defined, use it to modify the constant offset.
357 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
359 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
360 and short arguments to the correct location as mandated by the
363 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
365 PR rtl-optimization/37769
366 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
368 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
370 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
371 unwind-dw2-Os-4-200.o.
373 2008-10-24 Joseph Myers <joseph@codesourcery.com>
375 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
376 (convert_for_assignment): Remove ic_argpass_nonproto cases.
378 2008-10-24 Jakub Jelinek <jakub@redhat.com>
380 PR tree-optimization/36038
381 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
382 add sizetype IV with initial value zero instead of pointer type.
384 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
387 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
388 around bit operation.
389 * profile.c (is_edge_inconsistent): Likewise.
390 * fold-const.c (truth_value_p): Move from here...
391 * tree.h (truth_value_p): ... to here.
392 * c-tree.h (c_expr): Update description of original_code.
393 * c-typeck.c (parser_build_unary_op): Set original_code.
394 (parser_build_binary_op): Update call to warn_about_parentheses.
395 * c-common.c (warn_about_parentheses): Take two additional
396 arguments of the operands. Use a switch. Quote operators
397 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
398 Add warning about !x | y and !x & y.
399 * c-common.h (warn_about_parentheses): Update declaration.
401 2008-10-24 Jakub Jelinek <jakub@redhat.com>
403 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
404 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
405 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
407 (check-subtargets, check-%-subtargets, check-parallel-%): New
409 (check-%): For test targets listed in lang_checks_parallelized
410 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
411 run the testing in multiple make goals, possibly parallel, and
412 afterwards run dg-extract-results.sh to merge the sum and log files.
414 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
416 * config/mips/mips.c (mips_canonicalize_move_class): New function.
417 (mips_move_to_gpr_cost): Likewise.
418 (mips_move_from_gpr_cost): Likewise.
419 (mips_register_move_cost): Make more fine-grained.
421 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
423 * graphite.c (graphite_apply_transformations): Check for
425 * toplev.c (process_options): Add graphite_identity.
426 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
428 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
430 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
431 mulhisihl and mulhisihh builtins.
433 From Jie Zhang <jie.zhang@analog.com>
434 * config/bfin/bfin.md (composev2hi): Put operands into vector
437 2008-10-22 Chao-ying Fu <fu@mips.com>
439 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
441 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
443 From Mike Frysinger <michael.frysinger@analog.com>
444 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
445 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
446 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
447 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
448 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
449 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
450 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
451 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
452 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
453 __ADSPBF51x__ for all of them.
454 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
455 -mcpu bf512, bf514, bf516, and bf518.
456 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
457 bf512-none, bf514-none, bf516-none, and bf518-none.
458 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
459 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
460 * doc/invoke.texi (Blackfin Options): Document that
461 -mcpu now accepts bf512, bf514, bf516, and bf518.
463 2008-10-22 Jakub Jelinek <jakub@redhat.com>
466 * fold-const.c (build_range_type): For 1 .. signed_max
467 range call build_nonstandard_inter_type if signed_type_for
468 returned a type with bigger precision.
470 2008-10-22 Richard Guenther <rguenther@suse.de>
472 * tree.def (COMPLEX_TYPE): Constrain element type.
473 * tree.c (build_complex_type): Assert that.
474 * tree-ssa-structalias.c (could_have_pointers): Complex types
475 cannot have pointers.
477 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
480 * c-typeck.c (convert_for_assignment): Do not give declaration's
481 location for builtins. Spell out which type was expected and which
484 2008-10-22 Nick Clifton <nickc@redhat.com>
486 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
487 the fdpic register to be a target when running in fdpic mode.
489 2008-10-22 Rafael Espindola <espindola@google.com>
491 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
492 newly created statements.
494 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
497 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
498 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
499 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
501 2008-10-22 Jakub Jelinek <jakub@redhat.com>
504 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
505 Adjust -mcmodel=medium description for 2005-07-31 changes.
507 2008-10-22 Jan Hubicka <jh@suse.cz>
508 Jakub Jelinek <jakub@redhat.com>
511 * doc/invoke.texi: Remove references to obsoleted -d dumps.
513 2008-10-21 Richard Henderson <rth@redhat.com>
516 * emit-rtl.c (get_spill_slot_decl): Export.
517 * emit-rtl.h (get_spill_slot_decl): Declare.
518 * var-tracking.c (vt_add_function_parameters): Relax assertion
519 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
521 2008-10-21 Bob Wilson <bob.wilson@acm.org>
523 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
524 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
527 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
530 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
531 processed by get_maxval_strlen.
533 2008-10-21 David Edelsohn <edelsohn@gnu.org>
536 * tree.c (get_file_function_name): Copy first_global_object_name.
537 Centralize call to clean_symbol_name.
539 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
541 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
542 * config/svr4.h (SVR4_ASM_SPEC): New.
543 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
544 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
546 * doc/invoke.texi (Option Summary): Add -T to linker options.
547 (Link Options): Document -T.
549 2008-10-21 Jakub Jelinek <jakub@redhat.com>
551 * tree-inline.c (tree_inlinable_function_p): Remove tuples
554 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
558 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
560 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
562 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
565 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
567 * doc/install.texi: Fix typos in previous patch.
569 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
571 * doc/install.texi: Document in-tree building of gcc and mpfr.
573 2008-10-19 Richard Guenther <rguenther@suse.de>
575 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
577 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
580 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
582 (build_enumerator): Convert enumerators that fit in integer to
585 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/i386.md (unnamed peephole2): Do not force memory
588 operands of arith or logical instructions into registers for
589 non-TARGET_READ_MODIFY targets.
591 (ffs_cmove): Change operand 0 predicate to register_operand.
592 Change operand 1 predicate to nonimmediate_operand.
594 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
596 2008-10-18 Richard Guenther <rguenther@suse.de>
598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
599 VIEW_CONVERT_EXPR case against invalid gimple.
601 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
603 * c-parser.c (c_parser_binary_expression): Silence the
604 uninitialized variable warning emitted for binary_loc.
606 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
608 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
611 2008-10-16 Joseph Myers <joseph@codesourcery.com>
614 * c-typeck.c (build_unary_op): Use omit_one_operand for
615 IMAGPART_EXPR of real argument.
617 2008-10-16 Jakub Jelinek <jakub@redhat.com>
619 PR tree-optimization/37664
620 * fold-const.c (fold_binary): When optimizing comparison with
621 highest or lowest type's value, don't consider TREE_OVERFLOW.
623 2008-10-16 David Edelsohn <edelsohn@gnu.org>
626 * Makefile.in (coverage.o): Depend on $(TM_P_H).
627 * coverage.c: Include tm_p.h.
628 * config/rs6000/x-aix (jc1): Override LDFLAGS.
629 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
630 dollar signs from PREFIX.
631 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
632 instead of manual strip_name_encoding.
634 2008-10-16 Richard Guenther <rguenther@suse.de>
637 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
638 volatile qualified functions or methods as relevant.
640 2008-10-16 Jakub Jelinek <jakub@redhat.com>
642 PR tree-optimization/37525
643 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
644 sizetype unsigned constants, both in the case of C and bounds.
646 2008-10-15 Jan Hubicka <jh@suse.cz>
648 * ira-emit.c (change_regs): Return false when replacing reg by
651 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
654 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
655 HARD_REGNO_CALL_PART_CLOBBERED.
657 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
660 * ira-lives.c (mark_early_clobbers): Remove.
661 (make_pseudo_conflict, check_and_make_def_use_conflicts,
662 check_and_make_def_conflicts,
663 make_early_clobber_and_input_conflicts,
664 mark_hard_reg_early_clobbers): New functions.
665 (process_bb_node_lives): Call
666 make_early_clobber_and_input_conflicts and
667 mark_hard_reg_early_clobbers. Make hard register inputs live again.
669 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
670 early clobbers of pseudo-registers.
672 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
675 * ira-build.c (ira_flattening): Recalculate
676 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
677 from the scratch instead of the propagation.
679 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
681 * doc/rtl.texi (const_double): Remove the "addr" operand.
682 Describe CONST_DOUBLE_* macros under const_double rather
684 (const_fixed): Fix the operand description.
685 (const): Add an @findex directive.
686 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
687 after the constant rtl table.
688 (fix): Combine floating-point and fixed-point descriptions.
690 * sched-deps.c (sched_analyze_2): Remove reference to
693 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
695 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
697 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
698 for UNSPEC_GOTSYM_OFFs.
699 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
700 (add_GOT_to_pic_reg): Use it.
701 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
703 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
704 Harsha Jagasia <harsha.jagasia@amd.com>
706 PR tree-optimization/37485
707 * graphite.c (gmp_cst_to_tree): Moved.
708 (iv_stack_entry_is_constant): New.
709 (iv_stack_entry_is_iv): New.
710 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
711 (loop_iv_stack_insert_constant): New.
712 (loop_iv_stack_pop): Use new datatpype.
713 (loop_iv_stack_get_iv): Same.
714 (loop_iv_stack_get_iv_from_name): Same.
715 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
716 (loop_iv_stack_patch_for_consts): New.
717 (loop_iv_stack_remove_constants): New.
718 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
719 (translate_clast): Call loop_iv_stack_patch_for_consts and
720 loop_iv_stack_remove_constants.
721 (gloog): Use new datatype. Redirect construction edge to end
722 block to avoid accidental deletion.
723 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
725 (union iv_stack_entry_data): New. Data in iv stack entry.
726 (struct iv_stack_entry): New. Datatype for iv stack entries.
728 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
730 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
731 * graphite.c (free_scop): Same.
733 (free_scattering): New.
734 (build_cloog_prog): Call free_scattering.
735 (patch_phis_for_virtual_defs): Fix memleak.
736 (graphite_trans_bb_strip_mine): Same.
739 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
740 Harsha Jagasia <harsha.jagasia@amd.com>
742 PR tree-optimization/37828
743 * graphite.c (graphite_trans_loop_block): Do not loop block
746 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
748 PR tree-optimization/37686
749 * tree-loop-linear.c (linear_transform_loops): Build a
750 loop nest vector. Pass it to lambda_compute_access_matrices.
751 * tree-data-ref.h (struct access_matrix): Store the loop nest
752 relative to which it encodes the information.
753 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
754 (am_vector_index_for_loop): Reimplemented: iterate over the
755 loop nest for finding the loop index in the access matrix.
756 (lambda_compute_access_matrices): Update declaration.
757 * lambda-code.c (build_access_matrix): Pass the loop nest and
759 (lambda_compute_access_matrices): Same.
761 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
763 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
764 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
765 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
766 already implies hard float. Also fix several insn condition
767 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
769 2008-10-15 David Edelsohn <edelsohn@gnu.org>
772 Based on patches by Laurent Vivier.
773 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
774 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
775 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
776 dollar sign to underscore.
777 (ASM_OUTPUT_EXTERNAL): Same.
778 (ASM_OUTPUT_LABELREF): New.
779 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
781 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
782 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
783 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
784 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
786 2008-10-15 Jakub Jelinek <jakub@redhat.com>
788 PR tree-optimization/36881
789 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
790 that each value doesn't need runtime relocations, for !flag_pic
791 check that each value is just a valid initializer constant.
793 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
795 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
796 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
797 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
798 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
800 (REG_CLASS_NAMES): Update accordingly.
801 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
802 rather than an unpredictable descriptive string.
803 * config/mips/mips.c (mips_register_move_cost): Remove comment.
804 (mips_register_move_cost): Check for specific COP*_REGS classes,
805 instead of ALL_COP_AND_GR_REGS.
806 (mips_ira_cover_classes): New function.
807 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
808 (TARGET_IRA_COVER_CLASSES): Define.
810 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
813 * tree.c (build_type_attribute_qual_variant): Hash on the
814 unqualified type, and don't overwrite an existing
815 (type_hash_eq): Make the TYPE_NAME of the types significant, to
816 allow distinguishing between wchar_t and its underlying type. This
817 also means that we'll retain a little more typedef information.
819 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
820 Dmitry Melnik <dm@ispras.ru>
821 Dmitry Zhurikhin <zhur@ispras.ru>
822 Alexander Monakov <amonakov@ispras.ru>
823 Maxim Kuvyrkov <maxim@codesourcery.com>
825 * target.h (struct gcc_target): Update prototypes of needs_block_p
827 * haifa-sched.c (create_check_block_twin): Update calls to the above.
828 * sel-sched.c (create_speculation_check): Likewise.
829 * doc/tm.texi: Provide documentation for new target hooks.
831 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
832 (ia64_gen_spec_insn): Removed.
833 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
834 ia64_gen_spec_check): New static functions.
835 (ia64_alloc_sched_context, ia64_init_sched_context,
836 ia64_set_sched_context, ia64_clear_sched_context,
837 ia64_free_sched_context, ia64_get_insn_spec_ds,
838 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
839 (ia64_needs_block_p): Change prototype.
840 (ia64_gen_check): Rename to ia64_gen_spec_check.
841 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
842 into declaration, add special memory dependencies handling.
843 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
844 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
845 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
846 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
847 Define new target hooks.
848 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
849 (ia64_optimization_options): Turn on selective scheduling with -O3,
850 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
851 with selective scheduling.
852 (ia64_override_options): Initialize align_loops and align_functions
853 to 32 and 64, respectively. Set global selective scheduling flags
854 according to target-dependent flags.
855 (rtx_needs_barrier): Support UNSPEC_LDS_A.
856 (group_barrier_needed): Use new mstop-bit-before-check flag.
858 (dfa_state_size): Make global.
859 (spec_check_no, max_uid): Remove.
860 (mem_ops_in_group, current_cycle): New variables.
861 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
862 Initialize new variables.
863 (is_load_p, record_memory_reference): New functions.
864 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
866 (ia64_variable_issue): Change use of current_sched_info to
867 sched_deps_info. Update comment. Note if a load or a store is issued.
868 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
869 advance if maximal number of loads or stores was issued on current
871 (scheduled_good_insn): New static helper function.
872 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
873 a group barrier is needed. Fix vertical spacing. Guard the code
874 doing state transition with last_scheduled_insn check.
875 Mark that a stop bit should be before current insn if there was a
876 cycle advance. Update current_cycle and mem_ops_in_group.
877 (ia64_h_i_d_extended): Change use of current_sched_info to
878 sched_deps_info. Reallocate stops_p by larger chunks.
879 (struct _ia64_sched_context): New structure.
880 (ia64_sched_context_t): New typedef.
881 (ia64_alloc_sched_context, ia64_init_sched_context,
882 ia64_set_sched_context, ia64_clear_sched_context,
883 ia64_free_sched_context): New static functions.
884 (gen_func_t): New typedef.
885 (get_spec_load_gen_function): New function.
886 (SPEC_GEN_EXTEND_OFFSET): Declare.
887 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
888 (get_mode_no_for_insn): Change the condition that prevents use of
889 special hardware registers so it can now handle pseudos.
890 (get_spec_unspec_code): New function.
891 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
892 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
893 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
894 during selective scheduling.
895 (ia64_speculate_insn): Use ds_get_speculation_types when
896 determining whether we need to change the pattern.
897 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
898 (ia64_spec_check_src_p): Support new speculation/check codes.
899 (struct bundle_state): New field.
900 (issue_nops_and_insn): Initialize it.
901 (insert_bundle_state): Minimize mid-bundle stop bits.
902 (important_for_bundling_p): New function.
903 (get_next_important_insn): Use important_for_bundling_p.
904 (bundling): When shifting TImode from unimportant insns, ignore
905 also group barriers. Assert that best state is found before
906 the backward bundling pass. Print number of mid-bundle stop bits.
907 Minimize mid-bundle stop bits. Check correct calculation of
908 mid-bundle stop bits.
909 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
910 (final_emit_insn_group_barriers): Emit stop bits before insns starting
912 (sel2_run): New variable.
913 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
914 scheduling pass instead of schedule_ebbs.
916 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
917 (UNSPEC_LDS_A): New UNSPEC.
918 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
919 movti_internal, movsf_internal, movdf_internal,
920 movxf_internal): Make visible. Add speculable* attributes.
921 (output_c_nc): New mode attribute.
922 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
923 mov<mode>_nc, zero_extend<mode>di2_nc,
924 advanced_load_check_nc_<mode>): New insns.
925 (zero_extend*): Add speculable* attributes.
927 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
928 (msched-stop-bits-after-every-cycle): Likewise.
929 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
931 (msched-spec-verbose): Remove.
932 (msched-prefer-non-data-spec-insns,
933 msched-prefer-non-control-spec-insns,
934 msched-count-spec-in-critical-path,
935 msel-sched-dont-check-control-spec): Use Target Report Var
936 instead of Common Report Var.
938 * config/ia64/itanium2.md: Remove incorrect bypass.
940 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
942 2008-10-14 Jakub Jelinek <jakub@redhat.com>
945 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
948 2008-10-14 Ben Elliston <bje@au.ibm.com>
950 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
952 2008-10-13 Joseph Myers <joseph@codesourcery.com>
954 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
957 2008-10-13 Matthias Klose <doko@ubuntu.com>
959 * config/pa/linux-atomic.c: Work around missing header file
960 for hppa64-linux-gnu targets.
962 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
963 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
964 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
965 Grace Cao <grace_cao@playstation.sony.com>
967 * doc/invoke.texi (-mgen-cell-microcode): Document.
968 (-mwarn-cell-microcode): Document.
969 * cfglayout.c (locator_location): Export.
970 * rtl.h (locator_location): Define prototype.
971 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
973 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
974 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
975 (mwarn-cell-microcode): New option.
976 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
977 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
978 cell and not already set.
979 Turn off string instructions if not generating cell microcode.
980 (rs6000_final_prescan_insn): New function that warns about microcoded
982 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
983 * config/rs6000/rs6000.md
984 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
985 the instruction would have been microcoded on the Cell. Set cell_micro
986 to always on unnamed patterns for the string instructions.
987 (cell_micro): Update definition, remove load/store conditional
989 (sign_extend:DI): Define new pattern for non microcoded version.
990 (sign_extend:SI): Likewise.
991 (compare (div:P)): Set cell_micro to not.
992 (andsi3): Define as an expand.
993 (andsi3_mc): New pattern.
994 (andsi3_nomc): New pattern.
995 (andsi3_internal0_nomc): New pattern.
996 (andsi3_internal2): Rename to ...
997 (andsi3_internal2_mc): this and enable iff generating microcode.
998 (andsi3_internal3): Rename to ...
999 (andsi3_internal3_mc): this and enable iff generating microcode.
1000 (andsi3_internal4): Enable iif generating microcode.
1001 (andsi3_internal5): Rename to ..
1002 (andsi3_internal5_mc): this and enable iff generating microcode.
1003 (andsi3_internal5_nomc): New pattern.
1004 (extzvdi_internal1): Enable iff generating microcode.
1005 (extzvdi_internal2): Likewise.
1006 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1007 (anddi3): Change to expand.
1008 (anddi3_mc): Rename from anddi3.
1009 (anddi3_no_mc): New pattern.
1010 (anddi3_internal2): Rename to ..
1011 (anddi3_internal2_mc): this and enable iff generating microcode.
1012 (anddi3_internal2_nomc): New pattern.
1013 (anddi3_internal3): Rename to ..
1014 (anddi3_internal3_mc): this and enable iff generating microcode.
1015 (anddi3_internal3_nomc): New pattern.
1016 (movti_string): Set cell_micro to always if TARGET_STRING.
1017 (stmsi8): Set cell_micro to always.
1023 (stmsi8_power): Likewise.
1024 (stmsi7_power): Likewise.
1025 (stmsi6_power): Likewise.
1026 (stmsi5_power): Likewise.
1027 (stmsi4_power): Likewise.
1028 (stmsi3_power): Likewise.
1029 (movsi_update2): Enable iff generating microcode.
1030 (movhi_update3): Likewise.
1031 (lmw): Set cell_micro to always.
1033 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1035 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1036 * config/s390/s390.c (machine_function): Remove
1037 decomposed_literal_pool_addresses_ok_p.
1038 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1039 the difference of two labels.
1040 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1041 (s390_pool_offset): New function.
1042 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1043 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1045 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1047 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1048 (powerpc*-*-linux-gnu*): Describe.
1049 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1050 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1051 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1052 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1053 config/rs6000/e500crtres32gpr.asm,
1054 config/rs6000/e500crtres64gpr.asm,
1055 config/rs6000/e500crtres64gprctr.asm,
1056 config/rs6000/e500crtrest32gpr.asm,
1057 config/rs6000/e500crtrest64gpr.asm,
1058 config/rs6000/e500crtresx32gpr.asm,
1059 config/rs6000/e500crtresx64gpr.asm,
1060 config/rs6000/e500crtsav32gpr.asm,
1061 config/rs6000/e500crtsav64gpr.asm,
1062 config/rs6000/e500crtsav64gprctr.asm,
1063 config/rs6000/e500crtsavg32gpr.asm,
1064 config/rs6000/e500crtsavg64gpr.asm,
1065 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1066 * config/rs6000/crtsavres.asm: Really remove.
1068 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1071 * c-format.c (convert_format_name_to_system_name): Use
1072 TARGET_OVERRIDES_FORMAT_INIT.
1073 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1074 * config/i386/mingw.opt: New.
1075 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1076 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1077 (ms_printf_length_specs): Removed const specifier.
1078 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1079 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1081 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1084 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1086 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1089 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1090 sure that ref has valid bb.
1092 2008-10-12 Richard Henderson <rth@redhat.com>
1095 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1096 * alias.c (value_addr_p, stack_addr_p): Remove.
1097 (nonoverlapping_memrefs_p): Remove IRA special case.
1098 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1099 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1100 * reload1.c (alter_reg): Use it.
1102 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1105 of registers instead of eax, ebx, ecx and edx. Use for loop
1106 and check register for non-zero value before the call
1107 to decode_caches_intel.
1109 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1111 PR rtl-optimization/37448
1112 * df.h: (df_ref_class): New enum.
1113 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1114 (struct df_ref): Replaced with union df_ref_d.
1115 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1116 New members of df_ref_d union.
1117 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1118 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1119 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1120 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1121 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1122 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1123 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1124 (df_scan_bb_info, df_bb_regno_first_def_find,
1125 df_bb_regno_last_def_find, df_find_def, df_find_use,
1126 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1127 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1128 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1129 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1130 Replaced struct df_ref * with df_ref.
1131 * df-scan.c (df_collection_rec, df_null_ref_rec,
1132 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1133 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1134 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1135 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1136 df_reorganize_refs_by_reg_by_reg,
1137 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1138 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1139 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1140 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1141 df_bb_refs_record, df_exit_block_uses_collect,
1142 df_record_exit_block_uses, df_reg_chain_mark,
1143 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1144 df_ref * with df_ref.
1145 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1146 df_ref_class parameter.
1147 (df_scan_problem_data): Added new pools for different types of refs.
1148 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1149 df_ref_create_structure): Processed new ref pools.
1150 (df_scan_start_dump): Added counts of refs and insns.
1151 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1152 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1153 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1154 code to pass df_ref_class down to ref creation functions.
1155 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1156 df_reg_chain_mark): Use macros to hide references to df_refs.
1157 (df_ref_chain_change_bb): Removed.
1158 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1159 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1160 Enhanced to understand df_ref union structure.
1161 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1162 all_uses_available_at, update_df, try_fwprop_subst,
1163 forward_propagate_subreg, forward_propagate_and_simplify,
1164 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1165 df_ref * with df_ref.
1166 (use_killed_between, all_uses_available_at): Use macros to hide
1167 references to df_refs.
1168 * regstat.c (regstat_bb_compute_ri,
1169 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1171 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1172 see_handle_relevant_refs, see_analyze_one_def,
1173 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1174 struct df_ref * with df_ref.
1175 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1176 global_conflicts): Replaced struct df_ref * with df_ref.
1177 * ddg.c (create_ddg_dep_from_intra_loop_link,
1178 add_cross_iteration_register_deps, build_inter_loop_deps):
1179 Replaced struct df_ref * with df_ref.
1180 (create_ddg_dep_from_intra_loop_link,
1181 add_cross_iteration_register_deps): Use macros to hide references
1183 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1184 df_ref * with df_ref.
1185 * df-core.c (df_bb_regno_first_def_find,
1186 df_bb_regno_last_def_find, df_find_def, df_find_use,
1187 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1188 debug_df_ref): Replaced struct df_ref * with df_ref.
1189 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1190 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1192 * web.c (union_defs, entry_register, replace_ref, web_main):
1193 Replaced struct df_ref * with df_ref.
1194 (union_defs, replace_ref): Use macros to hide references to df_refs.
1195 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1196 Replaced struct df_ref * with df_ref.
1197 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1198 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1199 Replaced struct df_ref * with df_ref.
1200 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1201 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1203 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1204 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1205 df_compute_accessed_bytes_strict_low_part,
1206 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1207 Replaced struct df_ref * with df_ref.
1208 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1209 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1210 df_ref * with df_ref.
1211 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1212 check_dependency, check_dependencies, record_uses): Replaced
1213 struct df_ref * with df_ref.
1214 (invariant_for_use, check_dependency): Use macros to hide
1215 references to df_refs.
1216 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1217 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1218 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1219 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1220 references to df_refs.
1221 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1223 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1224 * df-problems.c (df_rd_bb_local_compute_process_def,
1225 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1226 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1227 df_chain_remove_problem, df_chain_create_bb_process_use,
1228 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1229 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1230 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1231 df_byte_lr_simulate_artificial_refs_at_top,
1232 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1233 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1234 df_simulate_uses, df_simulate_artificial_refs_at_end,
1235 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1237 (df_chain_dump): Use macros to hide references to df_refs.
1238 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1239 df_ref * with df_ref.
1240 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1241 mark_artificial_uses, mark_reg_dependencies,
1242 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1244 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1246 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1248 (array_ref_element_size): Likewise.
1249 (array_ref_low_bound): Likewise.
1250 (array_ref_up_bound): Likewise.
1251 * expr.c (contains_packed_reference): Likewise.
1252 (array_ref_element_size): Likewise.
1253 (array_ref_low_bound): Likewise.
1254 (array_ref_up_bound): Likewise.
1255 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1256 with ARRAY_RANGE_REF.
1257 (idx_find_step): Likewise.
1258 (idx_record_use): Likewise.
1259 (strip_offset_1): Likewise.
1260 (idx_remove_ssa_names): Likewise.
1262 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1263 Andi Kleen <ak@linux.intel.com>
1265 * config/i386/cpuid.h (__cpuid_count): New defines.
1266 * config/i386/driver-i386.c (struct cache_desc): New structure.
1267 (describe_cache): Use struct cache_desc to pass cache descriptions.
1268 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1269 (detect_caches_amd): Use struct cache_desc to describe caches.
1270 (decode_caches_intel): Use struct cache_desc to pass cache
1271 descriptions. Update descriptions to match latest (rev -032,
1272 December 2007) CPUID documentation. Do not check valid bit here.
1273 Check for Xeon MP value 0x49 problems.
1274 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1275 Check valid bit before calling decode_caches_intel. Detect number
1276 of times to repeat CPUID instruction.
1277 (detect_caches_cpuid4): New function.
1278 (detect_caches_intel): Depending on max_level, call
1279 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1280 only when other methods fail to provide valid L2 cache description.
1282 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1285 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1286 it to PIC call patterns.
1287 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1288 code generation and attributes from pattern. Change peephole2 to split
1289 for noreturn case. Revise split pattern for non noreturn case.
1290 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1291 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1292 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1295 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1297 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1298 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1300 (divdf3): Reformat long line.
1302 2008-10-11 Michael J. Eager <eager@eagercon.com>
1304 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1306 (rs6000_handle_option): Process -mfpu options.
1307 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1308 (enum fpu_type_t): New.
1309 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1310 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1312 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1313 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1314 * config/rs6000/rs6000.opt (-mfpu): New.
1315 (-mxilinx-fpu): New.
1316 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1317 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1318 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1319 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1320 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1322 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1325 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1326 LO_SUM on Darwin if mode has just one unit.
1328 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1331 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1332 has been optimized out.
1334 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1336 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1337 instead of PIC_DIRECT_ADDR_P.
1338 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1339 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1340 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1341 (PIC_OFFSET_P): Rename to...
1342 (PCREL_SYMOFF_P): ...this.
1343 (PIC_DIRECT_ADDR_P): Delete.
1344 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1346 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1347 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1348 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1349 * config/sh/sh.c (print_operand): Remove CONST handling.
1350 (unspec_caller_rtx_p): Rewrite to use split_const and check
1351 the operands of UNSPEC bases.
1352 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1353 with (unspec [A B] UNSPEC_SYMOFF).
1354 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1355 UNSPEC_PCREL_SYMOFF.
1356 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1357 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1358 (UNSPEC_EXTRACT_U16): Likewise.
1359 (UNSPEC_SYMOFF): Likewise.
1360 (UNSPEC_PCREL_SYMOFF): Likewise.
1361 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1363 (movsi_const_16bit): Likewise.
1364 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1365 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1366 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1367 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1368 with (unspec [A B] UNSPEC_SYMOFF).
1369 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1370 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1371 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1372 (Csu): Likewise UNSPEC_EXTRACT_U16.
1373 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1374 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1376 2008-10-10 Stepan Kasal <skasal@redhat.com>
1378 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1379 for loop strip mining and loop blocking.
1381 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1383 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1384 vary types depending on debug info.
1386 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1388 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1389 before ensuring it's already computed.
1391 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1393 * rtl.h (locator_eq): New decl.
1394 * cfglayout.c (locator_scope): New function.
1395 (insn_scope): Use it.
1396 (locator_eq): New function.
1397 (fixup_reorder_chain): Search for last insn in src bb
1398 that has locator set or first insn in dest bb. Use
1399 locator_eq instead of == to compare locators.
1400 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1401 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1402 == to compare locators.
1404 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1406 * gimple-low.c (lower_function_body, lower_gimple_return,
1407 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1408 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1409 goto_block on edges if goto_locus is known.
1412 * tree.h (get_object_alignment): Declare.
1413 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1414 get_object_alignment if needed.
1415 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1417 (get_object_alignment): ... here. New function. Try harder to
1418 determine alignment from get_inner_reference returned offset.
1420 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1422 * graphite.c (gloog): Don't call find_unreachable_blocks
1423 before delte_unreachable_blocks.
1425 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1426 goto_locus of true_edge into RTL locator.
1428 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1430 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1431 (*jcc_btdi_mask_rex64): Ditto.
1433 (*jcc_btsi_mask): Ditto.
1434 (*jcc_btsi_1): Ditto.
1435 (*jcc_btsi_mask_1): Ditto.
1437 2008-10-08 Paul Brook <paul@codesourcery.com>
1439 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1440 compatible profiler (__gnu_mcount_nc).
1441 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1443 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1445 * config/i386/i386.c (initial_ix86_tune_features): Add
1446 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1447 * config/i386/i386.h (ix86_tune_indices): Likewise.
1448 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1450 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1451 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1452 for FP to FP splitters.
1454 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1456 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1459 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1463 PR rtl-optimization/37341
1464 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1465 to ORIG_BB, pass through ORIG_BB recursively.
1466 (cse_condition_code_reg): Adjust caller.
1468 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1470 * sdbout.c (sdbout_one_type): Treat the value type
1471 CONST_DECL for enumerals.
1473 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1475 * config/i386/i386.md: Remove trailing white spaces.
1477 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1479 PR rtl-optimization/37448
1480 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1481 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1483 (struct output_info) [count]: Renamed total_created and made
1485 (struct output_info) [size]: Renamed total_allocated and made
1487 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1488 Properly keep track of desc->size.
1489 (print_statistics, dump_alloc_pool_statistics): Enhance the
1490 printing of statistics to print the number of elements and to use
1493 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1496 * opts.h (CL_SAVE): Move up to flags range.
1497 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1498 CL_COMMON): Renumber.
1499 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1500 * opts.c (common_handle_option): Revert last change.
1502 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1504 * config/i386/i386-protos.h (ix86_schedule): New.
1506 * config/i386/i386.c (ix86_schedule): New.
1507 (override_options): Add schedule to processor_alias_table. Set
1508 ix86_schedule from the schedule field in processor_alias_table.
1509 (ix86_function_specific_save): Save ix86_schedule.
1510 (ix86_function_specific_restore): Restore ix86_schedule.
1512 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1513 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1516 * config/i386/i386.opt: Add schedule.
1518 * config/i386/ppro.md: Remove generic32.
1520 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1523 * expr.c (count_type_elements): Handle ERROR_MARK.
1525 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1530 * basic-block.h (struct edge_def): Add goto_block field.
1531 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1532 one insn with locus corresponding to edge's goto_locus if !optimize.
1533 * profile.c (branch_prob): Copy edge's goto_block.
1534 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1536 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1537 locator in between the merged basic blocks if !optimize and needed.
1538 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1539 goto_locus into RTL locator. For unconditional jump use that
1540 locator for the jump insn.
1541 (expand_gimple_cond): Convert goto_block and goto_locus into
1542 RTL locator for all remaining edges. For unconditional jump
1543 use that locator for the jump insn.
1544 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1545 there is more than one edge or insn locator along the forwarding
1546 edges and !optimize. If there is just one, set e->goto_locus.
1547 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1549 (move_block_to_fn): Adjust edge's goto_block.
1551 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1554 * expmed.c (expand_mult): Properly check DImode constant in
1557 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1560 * dwarf2out.c (common_block_die_table): New variable.
1561 (common_block_die_table_hash, common_block_die_table_eq): New
1563 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1564 COMMON block in the current scope rather than globally. Optimize
1565 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1566 DW_OP_addr SYMBOL_REF+off.
1568 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1570 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1571 Return true for non-addressable GIMPLE operands.
1573 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1576 * config/i386/i386.c (initial_ix86_tune_features): Remove
1577 X86_TUNE_USE_BIT_TEST.
1578 * config/i386/i386.h (ix86_tune_indices): Likewise.
1579 (TARGET_USE_BIT_TEST): Removed.
1581 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1583 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1585 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1587 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1588 (mul<mode>3_mul3): ... into this new template.
1590 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1592 * gimplify.c (gimplify_arg): Add location argument. Use it.
1593 (gimplify_call_expr): Pass location to gimplify_arg.
1594 (gimplify_modify_expr_to_memcpy): Same.
1595 (gimplify_modify_expr_to_memset): Same.
1597 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1599 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1600 Update calls to build_unary_op and build_indirect_ref for location
1603 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1606 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1607 * c-typeck.c (array_to_pointer_conversion): Pass location to
1609 (function_to_pointer_conversion): Use error_at and warning_at.
1610 (build_indirect_ref): Same.
1611 (build_array_ref): Pass location to build_binary_op.
1612 (parser_build_unary_op): Do not set location after calling
1614 (build_unary_op): Add location argument. Use it throughout. Set
1615 EXPR_LOCATION before returning new tree.
1616 (build_modify_expr): Same.
1617 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1619 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1620 build_indirect_ref, build_modify_expr.
1621 (c_finish_omp_for): Same. Use error_at instead of error.
1622 * c-common.c (c_common_truthvalue_conversion): Pass location to
1624 (warn_for_div_by_zero): Add location argument.
1625 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1626 build_unary_op, warn_for_div_by_zero.
1627 * c-parser.c (c_parser_typeof_specifier): Use
1628 protected_set_expr_location.
1629 (c_parser_statement_after_labels): Same.
1630 (c_parser_condition): Same.
1631 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1632 (c_parser_conditional_expression): Use protected_set_expr_location.
1633 (c_parser_unary_expression): Pass location to build_indirect_ref.
1634 (c_parser_postfix_expression_after_primary): Pass location to
1635 build_indirect_ref, build_unary_op.
1636 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1638 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1640 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1641 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1642 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1644 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1645 (mips_issue_rate): Handle PROCESSOR_R10000.
1646 * config/mips/mips.md (cpu): Add r10000.
1648 * config/mips/10000.md: New file.
1650 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1652 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1653 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1654 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1656 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1658 * config/darwin-protos.h (machopic_function_base_name): Delete.
1659 (machopic_function_base_sym): Likewise.
1660 (machopic_gen_offset): Declare.
1661 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1662 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1663 * config/darwin.c (machopic_function_base_name): Delete.
1664 (machopic_function_base_sym): Likewise.
1665 (gen_pic_offset): Rename to...
1666 (machopic_gen_offset): ...this and remove the pic_base argument.
1667 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1668 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1669 crtl->uses_pic_offset_table.
1670 (machopic_indirect_data_reference): Use new machopic_gen_offset
1672 (machopic_legitimize_pic_address): Likewise.
1673 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1675 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1676 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1677 * config/i386/i386.c (output_set_got): Likewise.
1678 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1680 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1681 (legitimate_address_p): Likewise.
1682 (output_pic_addr_const): Likewise.
1683 (output_addr_const_extra): Likewise.
1684 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1685 match an UNSPEC rather than a MINUS.
1686 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1687 (builtin_setjmp_receiver): Use machopic_gen_offset.
1688 * config/i386/predicates.md (pic_symbolic_operand): Handle
1689 UNSPEC_MACHOPIC_OFFSET.
1691 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1692 Use machopic_gen_offset and machopic_operand_p.
1693 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1694 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1695 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1696 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1697 Set crtl->uses_pic_offset_table.
1699 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1701 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1703 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1704 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1705 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1706 (constant_pool_expr_p): Use split_const and check the base.
1707 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1709 (legitimate_constant_pool_address_p): Check toc_relative_p
1710 instead of constant_pool_expr_p.
1711 (print_operand_address): Always use output_addr_const for
1712 constant pool addresses.
1713 (rs6000_output_addr_const_extra): New function.
1714 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1716 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1720 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1721 (mark_ref_live, mark_ref_dead): Use them.
1722 (def_conflicts_with_inputs_p): Remove.
1723 (mark_early_clobbers): New function.
1724 (process_bb_node_lives): Call preprocess_constraints and
1725 mark_early_clobbers.
1727 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1729 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1731 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1732 lib with -mthread switch.
1734 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1737 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1738 function in two, making it call a new and reusable
1739 dwarf2out_imported_module_or_decl() that takes the containing
1740 BLOCK of the declaration in argument.
1741 (dwarf2out_imported_module_or_decl_real): New function.
1742 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1743 IMPORTED_DECL in account.
1744 * tree.def: Added IMPORTED_DECL node type.
1745 * tree.h: Added accessors for IMPORTED_DECL nodes.
1746 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1748 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1750 * doc/gimple.texi: Fix some typos, wrap some long lines,
1751 fix some broken wraps with continuations.
1752 * tree-ssa-reassoc.c: Fix comment typos.
1754 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1757 * pa.c (legitimize_pic_address): Force function labels to memory in
1760 2008-10-04 Anton Blanchard <anton@samba.org>
1762 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1763 (rs6000_split_atomic_op): Same.
1764 (rs6000_split_compare_and_swap): Same.
1765 (rs6000_split_compare_and_swapqhi): Same.
1767 2008-10-04 Richard Guenther <rguenther@suse.de>
1769 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1770 instead of pointer equality.
1771 (vn_nary_op_eq): Likewise.
1773 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1775 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1777 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1778 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1780 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1782 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1783 Revert previous change.
1785 2008-10-03 Tom Tromey <tromey@redhat.com>
1787 * stringpool.c (ggc_alloc_string): Terminate string.
1789 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1791 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1792 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1793 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1796 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1799 2008-10-03 Pascal Obry <obry@adacore.com>
1801 * gcov.c (create_file_names): Properly handle UNIX and DOS
1802 directory separators.
1803 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1804 separator to '~' to ensure clean filenames on Windows.
1806 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1808 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1809 Add a null terminator to the stripped name.
1811 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1813 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1814 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1815 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1816 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1817 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1818 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1819 TARGET_SINGLE_FLOAT.
1821 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1823 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1825 2008-10-02 Richard Guenther <rguenther@suse.de>
1828 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1829 and VECTOR_TYPE recurse with useless_type_conversion_p which
1830 properly handles void pointer conversion.
1832 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1835 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1836 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1838 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1840 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1841 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1842 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1843 they translate to non builtins.
1844 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1845 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1846 __builtin_vec_promote, __builtin_vec_extract, and
1847 __builtin_vec_insert.
1848 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1849 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1850 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1851 * config/rs6000/altivec.h (vec_extract): Define
1852 (vec_insert): Define.
1853 (vec_splats): Define.
1854 (vec_promote): Define.
1856 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1857 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1858 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1860 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1862 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1863 prototype. Add new parameter, blk.
1864 Use BLKmode for the MEM if blk is true.
1865 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1866 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1867 ALTIVEC_BUILTIN_STVRXL.
1868 Update usage of altivec_expand_lv_builtin.
1869 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1870 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1871 (altivec_init_builtins): If compiling for the Cell, also define the
1873 * config/rs6000/rs6000.h (rs6000_builtins): Define
1874 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1875 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1876 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1877 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1878 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1879 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1880 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1881 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1882 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1883 UNSPEC_STVRX, and UNSPEC_STVRXL.
1884 (altivec_lvlx): New pattern.
1885 (altivec_lvlxl): New pattern.
1886 (altivec_lvrx): New pattern.
1887 (altivec_lvrxl): New pattern.
1888 (altivec_stvlx): New pattern.
1889 (altivec_stvlxl): New pattern.
1890 (altivec_stvrx): New pattern.
1891 (altivec_stvrxl): New pattern.
1892 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1893 (vec_lvlxl): Likewise.
1894 (vec_lvrx): Define if PPU is defined.
1895 (vec_lvrxl): Likewise.
1896 (vec_stvlx): Define if PPU is defined.
1897 (vec_stvlxl): Likewise.
1898 (vec_stvrx): Define if PPU is defined.
1899 (vec_stvrxl): Likewise.
1901 2008-10-01 Geert Bosch <bosch@adacore.com>
1903 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1905 2008-10-01 Richard Guenther <rguenther@suse.de>
1907 PR tree-optimization/37617
1908 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1909 do not add to the NEW_SETS.
1911 2008-10-01 Richard Guenther <rguenther@suse.de>
1914 * tree-vrp.c (execute_vrp): If we optimized away the default
1915 case make sure to promote the label that got in place of it
1916 to a default case label.
1918 2008-10-01 Richard Henderson <rth@redhat.com>
1921 * tree-complex.c (set_component_ssa_name): Don't optimize
1922 is_gimple_min_invariant values with ssa_names in abnormal phis.
1924 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1926 PR tree-optimization/37662
1927 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1928 commutative binary operation if they are in the wrong order and
1929 fold_build2 produces non-GIMPLE.
1931 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1933 PR tree-optimization/37662
1934 PR tree-optimization/37663
1935 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1936 get_value_range with non-SSA_NAME. Don't assert operands have been
1937 folded, instead just bail out.
1939 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1941 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1943 2008-09-30 Richard Guenther <rguenther@suse.de>
1946 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1947 build restrict-qualified pointers.
1948 (vectorizable_store): Move alias check later.
1949 (vectorizable_load): Likewise.
1951 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1953 * c-common.c (empty_if_body_warning): Remove.
1954 * c-common.h (empty_if_body_warning): Remove.
1955 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1956 here the -Wempty-body warning for `if' and `else' statements.
1957 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1959 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1961 * config/i386/i386.opt: Add msse2avx.
1963 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1964 * config/i386/linux64.h (ASM_SPEC): Likewise.
1966 * doc/invoke.texi: Document -msse2avx.
1968 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1970 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1972 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1974 * ifcvt.c (noce_emit_store_flag): If using condition from original
1975 jump, reverse it if if_info->cond was reversed.
1977 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1979 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1980 non-constant memory if it cannot be forced to constant memory.
1981 Overhaul surrounding code and factor out common condition.
1983 2008-09-29 Jeff Law <law@redhat.com>
1985 * reload1.c (alter_reg): Add missing curly braces.
1987 2008-09-29 Michael J. Eager <eager@eagercon.com>
1989 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1991 * config/rs6000/rs6000.c (rs6000_override_options): Move
1992 rs6000_init_hard_regno_mode_ok after all options changed.
1993 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1994 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1995 -msimple-fpu flags. Add warning messages if single FP not configured.
1996 (rs6000_file_start): Output gnu_attribute for single-float.
1997 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1998 (rs6000_legitimize_address): Likewise.
1999 (rs6000_legitimize_reload_address): Likewise.
2000 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2001 TARGET_SINGLE_FLOAT.
2002 (function_arg_advance): Likewise (partial conversion).
2003 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2004 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2005 TARGET_SINGLE_FLOAT.
2006 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2007 (rs6000_emit_prologue): Likewise.
2008 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2009 TARGET_SINGLE_FLOAT.
2010 (rs6000_libcall_value): Likewise.
2011 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2012 (TARGET_DOUBLE_FLOAT): New default to 1
2013 (TARGET_SIMPLE_FPU): New default to 0
2014 (TARGET_SINGLE_FPU): New default to 0
2015 (TARGET_SINGLE_FLOAT_MODE): New.
2016 (TARGET_DOUBLE_FLOAT_MODE): New.
2017 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2018 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2020 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2021 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2022 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2023 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2024 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2025 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2026 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2027 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2028 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2029 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2030 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2031 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2032 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2033 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2034 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2035 cmptf_internal1, *cmptf_internal2): Condition on
2036 TARGET_DOUBLE_FLOAT.
2037 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2038 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2039 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2040 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2041 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2042 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2043 TARGET_SINGLE_FLOAT.
2044 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2045 * config/rs6000/rs6000.opt (-msingle-float): New.
2046 (-mdouble-float): New.
2047 (-msimple-fpu): New.
2048 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2049 -msingle-float, -mdouble-float, -msimple-fpu options.
2050 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2051 _SOFT_DOUBLE for -msingle-float.
2052 * config.gcc: New config for target=powerpc-xilinx-eabi.
2054 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2056 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2057 have exit and entry.
2058 (new_scop): Take entry and exit edge to define new SCoP.
2059 (sd_region_p): New structure used during SCoP detection.
2060 (move_scops): Delete.
2061 (move_sd_regions): New.
2062 (scopdet_info): Change the definition from edges back to basic_blocks.
2063 (scopdet_edge_info): Work on basic_blocks and rename to
2064 scopdet_basic_block_info.
2065 (split_difficult_bb): At the moment removed. We should later
2066 add it at another place.
2067 (build_scops_1): Work on basic_blocks.
2068 (bb_in_sd_region): New.
2069 (find_single_entry_edge): New.
2070 (find_single_exit_edge): New.
2071 (create_single_entry_edge): New.
2072 (sd_region_without_exit): New.
2073 (create_single_exit_edge): New.
2074 (unmark_exit_edges): New.
2075 (mark_exit_edges): New.
2076 (create_sese_edges): New.
2077 (build_graphite_scops): New.
2078 (build_scops): Make SCoPs SESE.
2079 (limit_scops): Use the new functions.
2081 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2083 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2085 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2088 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2089 address to a register before taking the lower part.
2091 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2093 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2096 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2097 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2100 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2101 the newly created variable.
2102 Create a VECTOR_CST of all 1s for vector types.
2104 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2107 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2109 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2111 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2112 order to convert between modes.
2113 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2115 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2117 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2120 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2123 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2127 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2129 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2130 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2131 them to yield false with MIPS16.
2133 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2136 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2137 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2138 mem_loc_descriptor failed. Accept UNSPEC.
2139 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2140 fail if one of the loc_descriptor calls for pieces failed.
2141 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2142 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2143 if loc_descriptor_from_tree_1 on offset failed.
2146 * opts.c (common_handle_option): Don't call print_specific_help with
2147 CL_SAVE as first argument.
2149 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2150 Steve Ellcey <sje@cup.hp.com>
2152 * configure: Regenerate for new libtool.
2153 * aclocal.m4: Ditto.
2155 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2157 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2158 alias set on MEM when saving stack pointer.
2159 * config/rs6000/rs6000.md (allocate_stack): Likewise
2161 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2163 PR tree-optimization/37574
2164 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2165 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2166 instead of vector_type for constants. Take computation out of loop.
2167 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2168 and use only vector_type for invariant case.
2169 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2171 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2174 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2175 the decl is a VAR_DECL or FUNCTION_DECL.
2177 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2180 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2181 (mark_ref_live, mark_ref_dead): Use them.
2182 (def_conflicts_with_inputs_p): Remove.
2183 (mark_early_clobbers): New function.
2184 (process_bb_node_lives): Call preprocess_constraints and
2185 mark_early_clobbers.
2187 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2189 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2192 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2193 (ira_compress_allocno_live_ranges): New prototype.
2195 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2196 (coalesced_allocnos_living_at_program_points): New.
2197 (coalesced_allocnos_live_at_points_p,
2198 set_coalesced_allocnos_live_points): New functions.
2199 (coalesce_spill_slots): Rewrite.
2201 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2202 ira_compress_allocno_live_ranges): New functions.
2204 * ira-build.c (ira_flattening): Call
2205 ira_compress_allocno_live_ranges.
2208 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2210 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2213 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2215 * combine.c (make_compound_operation): Handle the 'E' format.
2216 (count_rtxs): Likewise.
2217 (update_table_tick): Likewise.
2218 (get_last_value_validate): Likewise.
2220 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2222 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2224 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2226 * matrix-reorg.c (transform_allocation_sites): Initializers
2227 added to avoid the warning.
2229 2008-09-25 Martin Jambor <mjambor@suse.cz>
2231 * cgraph.c (free_nodes): New variable.
2232 (NEXT_FREE_NODE): New macro.
2233 (cgraph_create_node): Reuse nodes from the free list. Do not
2234 update uid if doing so.
2235 (cgraph_remove_node): Add the node to the free list.
2237 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2239 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2241 2008-09-24 Richard Henderson <rth@redhat.com>
2243 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2244 * unwind-dw2.c (execute_stack_op): Handle it.
2246 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2249 2008-09-24 Michael J. Eager <eager@eagercon.com>
2251 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2253 * c-common.c (fname_decl): New location argument.
2254 * c-common.h (fname_decl): Same.
2255 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2257 (c_parser_typeof_specifier): Same.
2258 (c_parser_parms_list_declarator): Same.
2259 (c_parser_asm_string_literal): Same.
2260 (c_parser_compound_statement_nostart): Same.
2261 (c_parser_label): Same.
2262 (c_parser_do_statement): Same.
2263 (c_parser_asm_statement): Same.
2264 (c_parser_unary_expression): Same.
2265 (c_parser_sizeof_expression): Same.
2266 (c_parser_postfix_expression): Same.
2267 (c_parser_pragma): Same.
2268 (c_parser_omp_clause_collapse): Same.
2269 (c_parser_omp_clause_num_threads): Same.
2270 (c_parser_omp_clause_schedule): Same.
2271 (c_parser_omp_all_clauses): Same.
2272 (c_parser_omp_sections_scope): Same.
2273 (c_parser_omp_for_loop): Same. Pass condition's location to
2274 c_objc_common_truthvalue_conversion.
2275 (c_parser_enum_specifier): Remove comment.
2277 2008-09-24 Michael J. Eager <eager@eagercon.com>
2279 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2281 * config/rs6000/rs6000.c (rs6000_override_options): Move
2282 rs6000_init_hard_regno_mode_ok after all options changed.
2283 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2284 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2285 -msimple-fpu flags. Add warning messages if single FP not configured.
2286 (rs6000_file_start): Output gnu_attribute for single-float.
2287 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2288 (rs6000_legitimize_address): Likewise.
2289 (rs6000_legitimize_reload_address): Likewise.
2290 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2291 TARGET_SINGLE_FLOAT.
2292 (function_arg_advance): Likewise.
2293 (function_arg): Likewise.
2294 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2295 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2296 TARGET_SINGLE_FLOAT.
2297 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2298 (rs6000_emit_prologue): Likewise.
2299 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2300 TARGET_SINGLE_FLOAT.
2301 (rs6000_libcall_value): Likewise.
2302 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2303 (TARGET_DOUBLE_FLOAT): New default to 1
2304 (TARGET_SIMPLE_FPU): New default to 0
2305 (TARGET_SINGLE_FPU): New default to 0
2306 (TARGET_SINGLE_FLOAT_MODE): New.
2307 (TARGET_DOUBLE_FLOAT_MODE): New.
2308 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2309 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2311 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2312 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2313 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2314 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2315 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2316 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2317 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2318 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2319 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2320 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2321 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2322 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2323 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2324 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2325 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2326 cmptf_internal1, *cmptf_internal2): Condition on
2327 TARGET_DOUBLE_FLOAT.
2328 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2329 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2330 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2331 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2332 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2333 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2334 TARGET_SINGLE_FLOAT.
2335 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2336 * config/rs6000/rs6000.opt (-msingle-float): New.
2337 (-mdouble-float): New.
2338 (-msimple-fpu): New.
2339 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2340 -msingle-float, -mdouble-float, -msimple-fpu options.
2341 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2342 _SOFT_DOUBLE for -msingle-float.
2343 * config.gcc: New config for target=powerpc-xilinx-eabi.
2345 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2347 * config/sparc/constraints.md: New file.
2348 * config/sparc/sparc.md: Include it.
2349 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2350 (sparc_extra_constraint_check): Delete.
2351 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2352 (memory_ok_for_ldd): New predicate.
2353 (sparc_extra_constraint_check): Delete.
2354 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2355 (CONST_OK_FOR_LETTER_P): Likewise.
2356 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2357 (EXTRA_CONSTRAINT): Likewise.
2359 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2361 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2363 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2365 * alias.c (find_base_value): Use FIND_BASE_TERM.
2366 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2368 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2370 * config/i386/i386.c: Include cselib.h.
2371 (ix86_pic_register_p): New function.
2372 (ix86_delegitimize_address): Use it to check for the PIC register.
2374 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2376 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2377 * config/i386/i386.c (ix86_find_base_term): Don't check for
2378 SYMBOL_REF and LABEL_REF.
2380 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2382 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2383 constant PLUS in a CONST.
2385 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2387 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2388 check for sibcall support for w64.
2390 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2392 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2394 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2396 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2397 parser_build_binary_op.
2398 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2399 * c-typeck.c (build_array_ref): Same.
2400 (parser_build_unary_op): New location argument.
2401 (pointer_diff): Pass location to build_binary_op,
2402 c_objc_common_truthvalue_conversion.
2403 (build_modify_expr): Same.
2404 (build_unary_op): New location argument.
2405 (build_binary_op): New location argument.
2406 (c_objc_common_truthvalue_conversion): Pass location to
2407 c_*common_truthvalue_conversion.
2408 * c-convert.c (convert): Same.
2409 * c-common.c (binary_op_error): New location argument.
2410 (pointer_int_sum): Pass location to build_binary_op.
2411 (c_common_truthvalue_conversion): New location argument.
2412 (warn_for_sign_compare): Same.
2413 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2414 binary_op_error, build_binary_op, warn_for_sign_compare.
2415 * c-parser.c (c_parser_condition): Pass location to
2416 c_*common_truthvalue_conversion.
2417 (c_parser_conditional_expression): Save condition's location and pass
2419 (c_parser_binary_expression): Same, but for the binary operator's
2421 (c_parser_omp_for_loop): Pass location to
2422 c_objc_common_truthvalue_conversion.
2424 2008-09-23 Martin Jambor <mjambor@suse.cz>
2426 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2427 (cgraph_node_remove_callees): New temporary f. Hold the next item
2429 (cgraph_node_remove_callers): Likewise.
2431 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2432 (ipa_node_removal_hook): Likewise.
2434 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2435 gimple_call_copy_skip_args and moved to the gimple_call section.
2436 * gimple.c (gimple_copy_call_skip_args): Renamed to
2437 gimple_call_copy_skip_args. Changed al users.
2439 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2441 * ira-color.c (start_allocno_priorities): Rename to
2442 setup_allocno_priorities. Use costs and
2443 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2444 range lengths. Get rid off doubles.
2445 (ira_fast_allocations): Call start_allocno_priorities.
2447 2008-09-22 David Daney <ddaney@avtrex.com>
2450 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2451 register if TARGET_LONG_CALLS.
2453 2008-09-22 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/37145
2456 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2457 value-numbering union accesses with their offset and size only.
2458 (visit_reference_op_load): Fix simplification of inserted conversions.
2459 * tree-ssa-pre.c (find_or_generate_expression): Do not
2460 recursively generate expressions if running FRE.
2462 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2464 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2465 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2468 2008-09-22 Richard Guenther <rguenther@suse.de>
2470 PR tree-optimization/37145
2471 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2472 (phi_translate_1): Constant fold references.
2474 2008-09-22 Ira Rosen <irar@il.ibm.com>
2476 PR tree-optimization/37482
2477 * tree-vectorizer.h (struct _slp_instance): Add new field.
2478 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2479 (get_earlier_stmt): New function.
2480 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2482 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2483 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2484 asserts that GSI points to the scalar statement being vectorized.
2485 Set new statement location according to GSI.
2486 (vect_schedule_slp_instance): Use GSI of
2487 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2489 2008-09-21 Jan Hubicka <jh@suse.cz>
2491 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2492 (ipcp_insert_stage): Update dead_nodes bitmap.
2494 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2497 * config/i386/t-cygming (SHLIB_LC): Remove.
2498 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2499 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2501 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2505 * final.c (mark_symbol_ref_as_used): New helper function.
2506 (output_operand): Instead of just looking inside MEMs for
2507 SYMBOL_REFs, use new helper function and for_each_rtx.
2508 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2509 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2510 Make head comment more general.
2511 * config/darwin.c (machopic_output_indirection): Handle weak
2512 references here, like in assemble_external.
2514 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2516 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2517 (sparc_emit_float_lib_cmp): Change return type.
2518 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2519 (gen_compare_operator): New function.
2520 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2521 the comparison sequence. Minor tweaks.
2522 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2523 that the final operator and the result of sparc_emit_float_lib_cmp
2524 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2525 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2526 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2527 result of sparc_emit_float_lib_cmp match for software TFmode.
2528 (movqicc, movhicc, movsicc, movdicc): Merge into...
2529 (mov<I:mode>cc): ...this.
2530 (movsfcc, movdfcc, movtfcc): Merge into...
2531 (mov<F:mode>cc): ...this.
2532 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2534 (mov<I:mode>_cc_v9): ...this.
2535 (movdi_cc_sp64_trunc): Delete.
2536 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2537 movdi_cc_reg_sp64): Merge into...
2538 (mov<I:mode>_cc_reg_sp64): ...this.
2539 (movsf_cc_sp64): Rename into...
2540 (movsf_cc_v9): ...this.
2541 (movdf_cc_sp64): Rename into...
2542 (movdf_cc_v9): ...this.
2543 (movtf_cc_hq_sp64): Rename into...
2544 (movtf_cc_hq_v9): ...this.
2545 (movtf_cc_sp64): Rename into...
2546 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2548 2008-09-21 Diego Novillo <dnovillo@google.com>
2550 * doc/gccint.texi: Include generic.texi and gimple.texi.
2552 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2553 (GIMPLE): Move to gimple.texi.
2554 (Annotations): Remove references to to stmt_ann_t and
2556 (SSA Operands): Rename from 'Statement Operands'.
2557 * doc/generic.texi: New.
2558 * doc/gimple.texi: New.
2559 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2560 * Makefile.in (TEXI_GCCINT_FILES):
2561 * gimple.c (gimple_copy_call_skip_args): Rename from
2562 giple_copy_call_skip_args. Update all users.
2563 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2565 2008-09-21 Ira Rosen <irar@il.ibm.com>
2567 PR tree-optimization/37539
2568 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2569 statement in related statement field only for the first load of the
2570 group of loads with the same data reference.
2572 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2574 * config/mips/mips.h (TUNE_OCTEON): New macro.
2575 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2576 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2577 * config/mips/octeon.md: New file.
2578 * config/mips/mips.md: Include octeon.md. Restore
2579 semi-alphabetical order of include files.
2581 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2584 * config/i386/i386.md (*jcc_fused_1): Removed.
2585 (*jcc_fused_2): Likewise.
2586 (*jcc_fused_3): Likewise.
2587 (*jcc_fused_4): Likewise.
2589 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2591 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2592 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2593 * target.h (gcc_target): Add ira_cover_classes.
2594 * ira.c: Remove IRA_COVER_CLASSES guards.
2595 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2596 instead of IRA_COVER_CLASSES.
2597 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2598 (setup_class_translate): Likewise.
2599 (setup_reg_class_intersect_union): Likewise.
2600 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2601 test of targetm.ira_cover_classes.
2602 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2603 of IRA_COVER_CLASSES.
2604 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2605 (TARGET_INITIALIZER): Include it.
2606 * targhooks.h (default_ira_cover_classes): Declare.
2607 * targhooks.c (default_ira_cover_classes): New function.
2609 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2611 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2613 2008-09-19 Ian Lance Taylor <iant@google.com>
2615 * varasm.c (narrowing_initializer_constant_valid_p): Return
2616 NULL_TREE if ENDTYPE is not an integer.
2618 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2621 * tree-ssa.c (execute_update_addresses_taken): Also update
2622 DECL_GIMPLE_REG_P for vector and complex types.
2624 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2625 Jan Hubicka <jh@suse.cz>
2628 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2629 empty before freeing them.
2630 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2632 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2634 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2635 * config/xtensa/predicates.md (tls_symbol_operand): New.
2636 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2637 (TARGET_CANNOT_FORCE_MEM): Define.
2638 (xtensa_tls_symbol_p): New.
2639 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2640 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2641 (xtensa_tls_module_base): New.
2642 (xtensa_call_tls_desc): New.
2643 (xtensa_legitimize_tls_address): New.
2644 (xtensa_legitimize_address): Handle TLS symbols.
2645 (xtensa_tls_referenced_p_1): New.
2646 (xtensa_tls_referenced_p): New.
2647 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2649 (XTENSA_BUILTIN_THREAD_POINTER): New.
2650 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2651 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2652 builtin. Add declarations for __builtin_thread_pointer and
2653 __builtin_set_thread_pointer.
2654 (xtensa_fold_builtin): Recognize new builtins.
2655 (xtensa_expand_builtin): Expand new builtins.
2656 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2657 (TARGET_THREADPTR): Define.
2658 (HAVE_AS_TLS): Define default value.
2659 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2660 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2661 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2662 (UNSPECV_SET_TP): New.
2663 (sym_TPOFF, sym_DTPOFF): New.
2664 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2665 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2666 * configure: Regenerated.
2668 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2671 * config/ia64/ia64.c (ia64_optimization_options): Move
2672 checking and setting flag_schedule_insns_after_reload and
2673 ia64_flag_schedule_insns2 back to ...
2674 (ia64_override_options): Here.
2676 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2679 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2680 zero extend count after the correction to it is done.
2681 (doloop_optimize): Update call to doloop_modify, don't zero extend
2684 2008-09-18 Martin Jambor <mjambor@suse.cz>
2686 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2688 * ipa-prop.c: Correct comments.
2689 * ipa-prop.h: Likewise.
2691 2008-09-18 Jan Hubicka <jh@suse.cz>
2694 * ipa-reference.c (ipa_reference_local_vars_info_d,
2695 ipa_reference_global_vars_info_d,
2696 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2697 ipa_reference_vars_info_t): Move here from ipa-reference.h
2698 (node_duplication_hook_holder, node_removal_hook_holder): New.
2699 (get_reference_vars_info_from_cgraph): Rename to ...
2700 (get_reference_vars_info): ... this one, use cgraph uids.
2701 (get_local_reference_vars_info, get_global_reference_vars_info):
2702 Use cgraph instead of decl.
2703 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2705 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2706 ipa_reference_get_written_global,
2707 ipa_reference_get_not_written_global): Use cgraph argument.
2708 (check_call): Simplify avail check.
2709 (scan_stmt_for_static_refs): Update.
2710 (propagate_bits): Update.
2711 (merge_callee_local_info): Remove.
2712 (init_function_info): Use cgraph nodes.
2713 (clean_function_local_data): Break out from ...
2714 (clean_function): ... here.
2715 (copy_local_bitmap, copy_global_bitmap): New functions.
2716 (duplicate_node_data, remove_node_data): New functions.
2717 (generate_summary): Register hooks; use visibility instead of
2719 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2720 * ipa-reference.h (ipa_reference_local_vars_info_d,
2721 ipa_reference_global_vars_info_d,
2722 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2723 ipa_reference_vars_info_t): Move to ipa-reference.c
2724 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2726 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2727 ipa_reference_get_not_read_global,
2728 ipa_reference_get_not_written_global): Update prototype.
2729 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2730 (init_state): Remove.
2731 (node_duplication_hook_holder, node_removal_hook_holder): New.
2732 (get_function_state, set_function_state): Use VECtor.
2733 (analyze_function): Check body availability.
2734 (add_new_function): Likewise.
2735 (duplicate_node_data, remove_node_data): New.
2736 (generate_summary): Register hooks; do not care about clones.
2737 (propafate): Do not care about clones; recursive functions are
2739 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2740 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2741 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2743 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2744 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2745 Update call of ipa-reference accesors.
2747 2008-09-18 Simon Baldwin <simonb@google.com>
2749 * c-opts.c (c_common_handle_option): Add handling for
2750 -Wbuiltin-macro-redefined command line option.
2751 * c.opt: Added builtin-macro-redefined option.
2752 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2755 2008-09-18 Richard Guenther <rguenther@suse.de>
2757 PR tree-optimization/37258
2758 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2759 and signedness for integral types.
2760 (vn_phi_eq): Require compatible types.
2762 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2765 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2766 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2768 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2769 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2770 ggc_free other TREE_LIST nodes from that chain.
2771 * function.c (instantiate_decls): Instantiate also DECL_RTL
2772 of vars in cfun->local_decls, free that list afterwards.
2774 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2776 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2777 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2779 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2781 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2782 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2784 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2786 PR tree-optimization/37102
2787 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2788 from a node. Check to see if another PHI is dead.
2789 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2790 remove real PHIs which have no uses.
2791 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2793 2008-09-18 Richard Guenther <rguenther@suse.de>
2796 * tree-cfg.c (remove_useless_stmts_1): Remove
2797 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2799 2008-09-18 Nick Clifton <nickc@redhat.com>
2801 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2802 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2803 to frv_secondary_reload_class.
2804 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2805 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2806 (frv_secondary_reload_class): Omit unused parameter.
2807 (frv_secondary_reload): New function. Handle the case when
2808 secondary_reload_class() is called before the reload_(in|out)
2809 _optabs have been initialised.
2810 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2812 * config/frv/frv.md: Define an exclusion set between fr550_m0
2815 2008-09-18 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/37456
2818 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2819 want to insert after ends a BB insert on the single fallthru
2822 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2824 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2825 Mention -march=z9-109, z9-ec and z10.
2827 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2829 PR rtl-optimization/37544
2830 * regrename.c (maybe_mode_change): Exit early when copy_mode
2831 is narrower than orig_mode and narrower than new_mode.
2833 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2836 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2838 * sched-rgn.c (ref_counts): Remove.
2839 (insn_referenced): New static variable.
2840 (INSN_REF_COUNT): Remove.
2841 (sched_run_compute_dependencies): Use insn_referenced instead of
2843 (add_branch_dependences): Likewise. Delete dead assignment.
2845 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2847 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2848 consumer is an asm. Add comment why this is important.
2849 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2850 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2852 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2854 * expr.c (emit_group_store): Do not shift before moving via a
2857 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2859 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2860 from aggregate to non-aggregate type if the bit pattern is not fully
2861 preserved afterwards.
2863 2008-09-17 Richard Guenther <rguenther@suse.de>
2865 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2866 (verify_gimple_assign): ... this. Split into ...
2867 (verify_gimple_assign_unary): ... this,
2868 (verify_gimple_assign_binary): ... that,
2869 (verify_gimple_assign_single): ... and this.
2870 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2871 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2872 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2873 (verify_types_in_gimple_reference): Be forgiving with
2875 (verify_gimple_phi): Deal with virtual operands.
2877 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2879 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2881 * tree.c (get_callee_fndecl): Don't call the language hook.
2882 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2883 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2884 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2886 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2888 * tree.c (protected_set_expr_location): Don't unnecessarily
2889 check for error_mark_node.
2891 2008-09-17 Art Haas <ahaas@impactweather.com>
2893 * ipa-reference.c (analyze_function): Declare step only if
2894 ENABLE_CHECKING is defined.
2896 2008-09-17 Jan Hubicka <jh@suse.cz>
2899 * tree.h (DECL_INLINE): remove.
2900 (DECL_DECLARED_INLINE_P): Update docs.
2901 (DECL_NO_INLINE_WARNING_P): new.
2902 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2903 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2905 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2906 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2909 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2912 2008-09-17 Jan Hubicka <jh@suse.cz>
2914 * ipa-reference.c (ipa_obstack): Remove.
2915 (local_info_obstack, global_info_obstack): New.
2916 (add_static_var): We now handle variables only.
2917 (mark_address_taken, mark_load, mark_store): New functions based on ...
2918 (check_operand): ... remove.
2919 (get_asm_stmt_operands): Rename to ...
2920 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2921 (scan_stmt_for_static_refs): Rewrite.
2922 (scan_op_for_static_refs): Rename to ...
2923 (scan_initializer_for_static_refs): do not look for VAR_DECL
2924 initializers; stop recursion on types and decls.
2925 (ipa_init): Use proper obstacks.
2926 (analyze_variable): Use scan_initializer_for_static_refs.
2927 (init_function_info): Use local obstack.
2928 (analyze_function): Simplify.
2929 (add_new_function): We don't need visited_nodes obstack.
2930 (generate_summary): Use proper obstacks; cleanup after propagation.
2932 2008-09-17 Richard Guenther <rguenther@suse.de>
2935 PR tree-optimization/37491
2936 * alias.c (get_alias_set): Use the canonical type.
2937 * tree-vect-transform.c (vectorizable_store): Use the type of
2938 the lhs for the vector type. Adjust checking.
2939 (vectorizable_load): Adjust checking.
2941 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2942 Adam Nemet <anemet@caviumnetworks.com>
2944 PR rtl-optimization/37483
2945 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2946 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2947 Rearrange code to better match the original comment. Check
2948 t_unconditional first. Improve comment.
2950 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2953 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2954 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2957 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2958 GIMPLE_TRY if cleanup sequence is empty.
2960 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2963 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2964 eliminate IV if the cost are the same.
2966 2008-09-16 Richard Guenther <rguenther@suse.de>
2969 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2972 2008-09-16 Richard Guenther <rguenther@suse.de>
2974 PR tree-optimization/37508
2975 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2977 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2979 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2981 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2983 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2984 use gen_floatdidf2 directly.
2985 (floatunssidf2): Likewise.
2986 (floatsidf_ppc64_mfpgpr): Remove.
2987 (floatsidf_ppc64): Remove.
2988 (floatunssidf_ppc64): Remove.
2990 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2992 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2993 rather than update_cost_queue.
2995 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2996 in every call starting with the second one, instead of only when
2997 alias_bitmap_obstack.elements != NULL.
2999 * tree-predcom.c (filter_suitable_components): Free all refs in
3000 act->refs vector before calling release_component.
3001 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3003 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3005 * tree-loop-linear.c (linear_transform_loops): Initialize
3006 lambda_obstack only after calling perfect_loop_nest_depth.
3007 Goto free_and_continue instead of just continue for later failures.
3010 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3013 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3015 2008-09-14 Andreas Schwab <schwab@suse.de>
3017 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3019 2008-09-14 Jan Hubicka <jh@suse.cz>
3021 * invoke.texi (-fconserve-stack): Document.
3022 * opts.c (decode_options): Handle conserve_stack.
3023 * common.opt (fconvserve_stack): New.
3025 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3027 * config.host: Add x-aix to host_xmake_file.
3028 * config/rs6000/t-aix52: Do not override LDFLAGS.
3029 * config/rs6000/x-aix: New file.
3031 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3037 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3038 is not recognized as a valid register usage. Allow REG_X to be used
3040 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3041 forces a reload when using a base register.
3043 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3045 * config/i386/cygming-crtend.c (register_frame_ctor): If
3046 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3047 directly with atexit.
3048 (deregister_frame_ctor): Rename to ...
3049 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3050 if !DEFAULT_USE_CXA_ATEXIT.
3052 2008-09-13 Jan Hubicka <jh@suse.cz>
3054 * cgraph.c: Include value-prof.h
3055 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3057 2008-09-13 Jan Hubicka <jh@suse.cz>
3060 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3061 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3062 tree_gen_one_value_profiler, tree_gen_average_profiler,
3063 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3065 2008-09-13 Jan Hubicka <jh@suse.cz>
3067 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3068 too many bytes on misalligned blocks.
3070 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3072 * doc/cfg.texi: Fix some typos.
3073 * doc/extend.texi: Likewise.
3074 * doc/install.texi: Likewise.
3075 * doc/invoke.texi: Likewise.
3076 * doc/rtl.texi: Likewise.
3077 * doc/tree-ssa.texi: Likewise.
3079 2008-09-13 Richard Guenther <rguenther@suse.de>
3082 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3083 gimple stores for memory rhs.
3085 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3087 PR rtl-optimization/37489
3088 * cse.c (fold_rtx): Don't return const_true_rtx for float
3089 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3091 2008-09-13 Jan Hubicka <jh@suse.cz>
3093 PR tree-optimization/37392
3094 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3096 2008-09-13 Martin Jambor <mjambor@suse.cz>
3097 Jan Hubicka <jh@suse.cz>
3099 * cgraph.c (free_edges): New variable.
3100 (NEXT_FREE_EDGE): New macro.
3101 (cgraph_free_edge): New function.
3102 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3103 (cgraph_node_remove_callees): Likewise.
3104 (cgraph_node_remove_callers): Likewise.
3105 (cgraph_create_edge): Reuse edges from the free list. Do not
3106 update uid if doing so.
3107 (cgraph_remove_*_hook): Add free call.
3109 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3111 * ira-color.c (conflict_allocno_vec): Delete.
3112 (update_cost_queue_elem): New structure.
3113 (update_cost_queue): New variable.
3114 (update_cost_queue_tail): Likewise.
3115 (update_cost_queue_elems): Likewise.
3116 (allocno_update_cost_check): Delete.
3117 (initiate_cost_update): Allocate update_cost_queue_elems
3118 instead of allocno_update_cost_check.
3119 (finish_cost_update): Update the free()s accordingly.
3120 (start_update_cost): New function.
3121 (queue_update_cost): Likewise.
3122 (get_next_update_cost): Likewise.
3123 (update_copy_costs_1): Inline into...
3124 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3125 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3126 once we've established they are equal. Don't allocate update
3127 costs if there is nothing to add to them.
3128 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3129 DIVISOR arguments. Use a queue instead of recursive calls;
3130 process all the allocnos in the initial queue, rather than
3132 (assign_hard_reg): Use queue_update_cost instead of
3133 conflict_allocno_vec. Queue coalesced allocnos instead
3134 of calling update_conflict_hard_regno_costs for each one.
3135 Just call update_conflict_hard_regno_costs once for the
3137 (ira_color): Remove conflict_allocno_vec handling.
3139 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3141 PR tree-optimization/37484
3142 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3143 (save_var_name): Same.
3144 (initialize_cloog_names): Same.
3145 (initialize_cloog_names): Same.
3147 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3149 * tree-scalar-evolution.c (set_instantiated_value): Set
3152 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3156 * ira-build.c (common_loop_tree_node_dominator): Remove.
3157 (copy_live_ranges_to_removed_store_destinations): New function.
3158 (regno_top_level_allocno_map): Move to top level from ...
3159 (ira_flattening): ... here. Use
3160 copy_live_ranges_to_removed_store_destinations.
3162 * ira-emit.c (generate_edge_moves): Fix a comment.
3164 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3167 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3168 scratch register after 'set' pattern.
3170 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3172 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3173 information passed to mark_reg_pointer.
3174 * explow.c (force_reg): Likewise.
3176 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3178 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3179 when building for the celledp architecture.
3181 2008-09-12 Richard Guenther <rguenther@suse.de>
3183 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3185 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3187 PR rtl-optimization/37424
3188 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3189 the regnos instead of the addresses.
3191 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3193 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3195 2008-09-11 Richard Guenther <rguenther@suse.de>
3197 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3198 entering the weaker equivalence recording.
3200 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3202 2008-09-11 Jeff Law <law@redhat.com>
3204 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3205 by assign_stack_local on the IRA path for stack slot sharing
3206 as well as the non-IRA path.
3208 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.h: Fix whitespace issues.
3212 2008-09-11 Martin Jambor <mjambor@suse.cz>
3214 * ipa-prop.h (struct ipa_param_flags): Removed.
3215 (struct ipa_param_descriptor): New structure.
3216 (struct ipa_node_params): ipcp_lattices, param_decls and
3217 param_flags moved to ipa_param_description.
3218 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3219 descriptors. Renamed all users.
3220 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3221 changed to access descriptors. Renamed all users.
3222 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3223 to access descriptors. Renamed all users.
3224 * ipa-cp.c (ipcp_init_cloned_node): Call
3225 ipa_initialize_node_params instead of ipa_count_formal_params and
3226 ipa_create_param_decls_array.
3227 (ipcp_analyze_node): Likewise.
3228 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3229 descriptors. Renamed all users.
3230 (ipcp_initialize_node_lattices): Remove allocation.
3231 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3232 ipa_initialize_node_params instead of ipa_count_formal_params and
3233 ipa_create_param_decls_array.
3234 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3235 ipa_populate_param_decls, made static, added parameter info,
3236 renamed mt to node, removed allocation, changed to use
3238 (ipa_count_formal_params): Made static, added parameter info,
3240 (ipa_initialize_node_params): New function.
3241 (ipa_check_stmt_modifications): Changed to use descriptors.
3242 (ipa_detect_param_modifications): Removed allocation, changed to
3244 (ipa_note_param_call): Changed to use descriptors.
3245 (ipa_analyze_params_uses): Removed allocation.
3246 (ipa_free_node_params_substructures): Changed to use descriptors.
3247 (ipa_edge_duplication_hook): Use the unused attribute.
3248 (ipa_node_duplication_hook): Use the unused attribute, changed to
3249 use descriptors, changed to duplicate descriptors.
3251 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3252 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3253 indirect inlining. Made static.
3254 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3255 functions called only once.
3256 (cgraph_decide_recursive_inlining): Don't call
3257 ipa_propagate_indirect_call_infos, pass new_edges to
3258 cgraph_mark_inline_edge instead.
3259 (cgraph_decide_inlining_of_small_functions): Don't call
3260 ipa_propagate_indirect_call_infos, pass new_edges to
3261 cgraph_mark_inline_edge instead.
3262 (cgraph_decide_inlining): Don't call
3263 ipa_propagate_indirect_call_infos.
3264 * ipa-prop.c: Check that vectors are allocated.
3266 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3267 iff a new cgraph edges have been created.
3268 (cgraph_decide_inlining): New variable redo_always_inline.
3269 Flattening and always_inlining loop until callgraph stabilizes.
3270 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3271 true iff new cgraph edges have been created.
3272 (propagate_info_to_inlined_callees): Likewise.
3273 (ipa_propagate_indirect_call_infos): Likewise.
3275 2008-09-11 Richard Guenther <rguenther@suse.de>
3277 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3278 (set_prologue_iterations): Likewise.
3279 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3281 (vect_update_init_of_dr): Likewise.
3282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3284 * fold-const.c (fold_unary): Do not generate calculations
3287 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3289 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3290 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3291 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3293 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3295 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3296 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3297 before finalizing the changes.
3298 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3300 (simplify_truth_ops_using_ranges): New.
3301 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3302 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3303 whether a simplification was made.
3304 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3305 use a switch statement and also call simplify_truth_ops_using_ranges.
3307 2008-09-11 Jan Hubicka <jh@suse.cz>
3309 * ggc-common.c (loc_array): Make static.
3310 * dce.c (rest_of_handle_ud_dce): Free worklist.
3312 2008-09-11 Jan Hubicka <jh@suse.cz>
3314 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3315 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3316 function so we are sure we do not dangle it forever.
3317 * function.c (outer_function_chain, find_function_data): Remove.
3318 (function_context_stack): New.
3319 (push_function_context, pop_function_context): Update.
3320 * function.h (struct function): Remove pointer outer.
3321 (outer_function_chain, find_function_data): Remove.
3322 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3324 2008-09-11 Jan Hubicka <jh@suse.cz>
3327 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3329 2008-09-11 Jan Hubicka <jh@suse.cz>
3331 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3333 2008-09-11 Jan Hubicka <jh@suse.cz>
3335 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3336 (free_var_map_entry): New function.
3337 (redirect_edge_var_map_destroy): Use it.
3339 2008-09-11 Jan Hubicka <jh@suse.cz>
3342 * tree-inline.c (add_lexical_block): Replace with ...
3343 (prepend_lexical_block): ... prepend at begginig.
3344 (remap_blocks): Use it and reverse later.
3345 (expand_call_inline): Use prepend_lexical_block.
3347 2008-09-11 Jan Hubicka <jh@suse.cz>
3349 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3351 2008-09-11 Jan Hubicka <jh@suse.cz>
3353 * function.c (free_after_compilation): Call insn_locators_free.
3354 * cfglayout.c (insn_locators_free): New function.
3355 * rtl.h (insn_locators_free): Declare.
3357 2008-09-11 Jan Hubicka <jh@suse.cz>
3359 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3361 (cond_move_process_if_block): Update call.
3363 2008-09-11 Jan Hubicka <jh@suse.cz>
3365 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3366 * vec.c: Include hashtab.h
3367 (vec_descriptor, ptr_hash_entry): New structures.
3368 (vec_desc_hash, vec_ptr_map): New static variables.
3369 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3370 register_overhead, free_overhead, vec_heap_free): New functions.
3371 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3372 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3373 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3376 2008-09-11 Ira Rosen <irar@il.ibm.com>
3378 PR tree-optimization/37474
3379 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3380 length of load permutation.
3382 2008-09-11 Andreas Schwab <schwab@suse.de>
3384 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3386 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3389 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3390 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3391 simplify_gen_subreg.
3393 2008-09-11 Ira Rosen <irar@il.ibm.com>
3395 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3398 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3401 * gimplify.c (gimplify_body): Call default_rtl_profile.
3404 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3405 instead of tok->val.node if not expanding to something else. Handle
3406 intervening CPP_PADDING tokens.
3407 (altivec_categorize_keyword): Remove unneeded comparisons.
3409 2008-09-10 Richard Guenther <rguenther@suse.de>
3411 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3413 2008-09-10 Richard Guenther <rguenther@suse.de>
3416 * tree-inline.c (insert_init_stmt): Make sure to not
3417 insert invalid gimple stores.
3419 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3421 PR tree-optimization/37388
3422 * toplev.c (process_options): Fail and warn when graphite
3423 flags are used, but the compiler has not been configured
3424 with graphite libraries.
3425 * graphite.c (graphite_transform_loops): Remove printfs
3426 to dump_file for the case when graphite is not available.
3428 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3431 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3432 the even element into register.
3433 (ix86_expand_vector_init_general): Don't use
3434 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3435 if we can't move from GPR to SSE register directly.
3437 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3439 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3440 not lose track of the number of NOPs needed. Number of NOPs needed
3441 for sync vs. loads workaround was switched; corrected. Run second
3442 pass for all workarounds. No NOPs needed after call insns. Change
3443 second pass to use find_next_insn_start and find_load helpers in order
3444 to properly detect parallel insns.
3445 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3447 2008-09-10 Jan Hubicka <jh@suse.cz>
3449 * value-prof.c (gimple_ic): Fix tuplification bug.
3450 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3453 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/37353
3456 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3457 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3458 calls instead of cond_dead_built_in_calls.
3459 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3460 initalize the vector only before adding first entry. Use VEC_safe_push
3461 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3462 shrink_wrap_conditional_dead_built_in_calls call.
3464 2008-09-10 Ira Rosen <irar@il.ibm.com>
3466 PR tree-optimization/37385
3467 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3468 argument, and use it as a vector type if not NULL.
3469 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3471 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3472 additional argument.
3473 (vectorizable_load): Likewise.
3475 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3477 * config/i386/i386.md (SWI32): New mode iterator.
3478 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3481 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3483 PR rtl-optimization/37435
3484 * caller-save.c (insert_restore, insert_save): Check the mode by
3487 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3490 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3492 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3495 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3497 * doc/invoke.texi (ARM Options): Correct errors in discussion
3498 of -mfloat-abi, -mhard-float, and -msoft-float.
3500 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3501 Jan Hubicka <jh@suse.cz>
3504 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3505 calling gimple_regimplify_operands on it. Iterate over all newly
3506 added statements, not just the last one.
3507 (insert_init_stmt): Insert stmt into seq first, then call
3508 gimple_regimplify_operands on it. Don't create new gimplification
3509 context, nor find referenced vars.
3511 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3514 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3515 to pointer to vector pointer.
3516 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3517 propagate_info_to_inlined_callees): Likewise.
3518 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3519 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3520 ipa_check_create_edge_args.
3521 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3522 argument to pointer to vector pointer.
3523 (cgraph_decide_inlining_of_small_function): Adjust
3524 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3528 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3529 optimizing for size, not speed.
3531 PR rtl-optimization/37408
3532 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3533 if parm is promoted.
3535 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3537 PR tree-optimization/37375
3538 * tree-scalar-evolution.c (scev_info_str): Add field
3540 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3541 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3542 set_instantiated_value): Pass instantiated_below.
3543 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3545 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3546 the definitions are not instantiated.
3548 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3549 (block_before_loop): New.
3550 * tree-data-ref.c (dr_analyze_indices): Update uses of
3552 * graphite.c (block_before_scop): New.
3553 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3554 basic block, not a loop for determining the parameters.
3555 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3557 (idx_record_params, find_params_in_bb, find_scop_parameters,
3558 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3559 to instantiate_scev.
3561 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3563 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3567 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3569 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3570 Check zero freq and increase if necessary.
3572 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3574 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3575 regno is in the right range. Add comments.
3577 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3579 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3581 * mips-tfile.c (copy_object): Cast alloca result to int *.
3582 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3584 Rename class to sclass.
3585 (read_tfile): Cast read_seek return values to proper types.
3586 Cast xcalloc return value to proper type.
3588 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3590 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3591 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3592 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3594 2008-09-09 Jan Hubicka <jh@suse.cz>
3596 * profile.c (is_edge_inconsistent): Add debug output; ignore
3597 negative count on fake edges.
3598 (is_inconsistent): Add debug output.
3600 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3602 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3604 (choose_ready): When first insn is chosen from the ready list, also
3607 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3609 PR rtl-optimization/37360
3610 * haifa-sched.c (max_issue): Do not assert that we never issue more
3611 insns than issue_rate. Add comment.
3613 2008-09-09 Richard Guenther <rguenther@suse.de>
3615 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3616 (verify_types_in_gimple_call): Rename to ...
3617 (verify_gimple_call): ... this. Enhance.
3618 (verify_types_in_gimple_cond): Remove.
3619 (verify_gimple_comparison): New function ...
3620 (verify_types_in_gimple_assign): ... split out from here.
3621 (verify_types_in_gimple_return): Rename to ...
3622 (verify_gimple_return): ... this. Enhance.
3623 (verify_types_in_gimple_switch): Rename to ...
3624 (verify_gimple_switch): ... this. Enhance.
3625 (verify_gimple_goto): New function.
3626 (verify_types_in_gimple_phi): Rename to ...
3627 (verify_gimple_phi): ... this. Enhance.
3628 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3629 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3630 (verify_types_in_gimple_seq_2): Remove cases handled in
3631 verify_types_in_gimple_stmt.
3633 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3635 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3636 (push_multiple_operation, pop_multiple_operation): Set it.
3637 (workaround_rts_anomaly): New function.
3638 (workaround_speculation): New function, broken out of bfin_reorg.
3639 (bfin_reorg): Call the new functions.
3641 2008-09-09 Richard Guenther <rguenther@suse.de>
3645 * gimplify.c (gimplify_conversion): Change conversions of
3646 non-register type to VIEW_CONVERT_EXPRs.
3647 (gimplify_addr_expr): If we need to make the operand
3648 addressable make sure to use a properly initialized
3649 temporary for that so it gets a valid gimple store.
3651 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3653 * function.h (struct function): Add function_start_locus.
3654 * cfgexpand.c (gimple_expand_cfg): Use it.
3655 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3657 2008-09-09 Richard Guenther <rguenther@suse.de>
3659 PR tree-optimization/37433
3660 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3663 2008-09-09 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/37387
3666 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3667 and bits to a common type.
3669 2008-09-09 Nick Clifton <nickc@redhat.com>
3671 * config/v850/v850.md (return): Restore frame size restriction.
3673 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3675 * c-common.c (c_expand_decl): Remove.
3676 * c-common.h (anon_aggr_type_p): Remove prototype.
3677 (DECL_ANON_UNION_ELEMS): Remove.
3678 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3679 * c-decl.c (anon_aggr_type_p): Remove.
3680 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3681 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3682 * langhooks.h (struct lang_hooks): Remove expand_decl.
3683 * langhooks.c (lhd_expand_decl): Remove.
3684 * stmt.c (expand_anon_union_decl): Remove.
3685 * tree.h (expand_anon_union_decl): Remove prototype.
3687 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3690 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3692 * config/avr/avr.md (QISI) : Define mode iterator.
3693 (negated_tst<mode>) : Redefine as split using mode macro.
3694 (reversed_tstqi): Define insn as reversed compare with zero.
3695 (reversed_tsthi): Ditto.
3696 (reversed_tstsi): Ditto.
3698 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3701 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3702 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3705 * predict.c (optimize_function_for_size_p): Don't segfault if
3707 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3708 tree_swap_operands_p): Don't test cfun != NULL before calling
3709 optimize_function_for_s*_p.
3711 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3713 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3716 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3718 * crx/crx.h (IRA_COVER_CLASSES): Define.
3720 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3723 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3724 even when a stmt has been gimple_modified_p, but after fold_stmt is
3725 not any longer. Remove unneeded may_have_exposed_new_symbols
3728 2008-09-08 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/37421
3731 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3734 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3737 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3739 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3742 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3743 * pa-hpux10.h (LINK_SPEC): Likewise.
3744 * pa-hpux11.h (LINK_SPEC): Likewise.
3746 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3748 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3749 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3751 2008-09-07 Helge Deller <deller@gmx.de>
3753 * pa/linux-atomic.c: New file.
3754 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3755 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3757 2008-09-07 Richard Guenther <rguenther@suse.de>
3758 Ira Rosen <irar@il.ibm.com>
3760 PR tree-optimization/36630
3761 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3762 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3764 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3765 Ira Rosen <irar@il.ibm.com>
3767 PR tree-optimization/35642
3768 * config/rs6000/altivec.md (mulv8hi3): Implement.
3770 2008-09-06 Jeff Law <law@redhat.com>
3772 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3774 2008-09-06 Jan Hubicka <jh@suse.cz>
3776 PR tree-optimization/14703
3777 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3779 * passes.c (init_optimization_passes): Recompute inline parameters.
3781 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3783 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3786 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3787 Peter Fuerst <post@pfrst.de>
3789 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3790 * doc/extend.texi: Document __builtin_mips_cache.
3791 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3792 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3793 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3794 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3795 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3796 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3797 (set_push_mips_isas): New variable.
3798 (mips_r10k_cache_barrier): New variable.
3799 (cache): New availability predicate.
3800 (mips_builtins): Add an entry for __builtin_mips_cache.
3801 (mips_build_cvpointer_type): New function.
3802 (MIPS_ATYPE_CVPOINTER): New macro.
3803 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3805 (r10k_simplified_address_p, r10k_simplify_address)
3806 (r10k_uncached_address_p, r10k_safe_address_p)
3807 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3808 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3809 (r10k_insert_cache_barriers): New functions.
3810 (mips_reorg_process_insns): Delete cache barriers after a
3811 branch-likely instruction.
3812 (mips_reorg): Call r10k_insert_cache_barriers.
3813 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3814 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3815 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3816 (mips_cache, r10k_cache_barrier): New define_insns.
3818 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3820 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3821 * ira-color.c (setup_allocno_left_conflicts_num): Use
3822 hard_reg_set_equal_p instead of a comparison with
3823 ira_zero_hard_reg_set.
3824 * ira.c (setup_reg_subclasses): Likewise.
3825 (setup_cover_and_important_classes): Likewise.
3826 (setup_class_translate): Likewise.
3827 (setup_reg_class_intersect_union): Likewise.
3828 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3829 (ira_init_once): Don't initialize them.
3831 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3833 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3835 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3837 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3839 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3841 Improved branch hints, safe hints, and scheduling.
3843 * haifa-sched.c (sched_emit_insn) : Define.
3844 * sched-int.h (sched_emit_insn) : Add prototype.
3845 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3846 -mhint-max-distance -msafe-hints) : Document.
3847 * config/spu/spu.c (spu_flag_var_tracking): New.
3848 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3849 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3850 TARGET_ASM_FILE_START): Define.
3851 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3852 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3853 (spu_emit_branch_hint): Add blocks argument.
3854 (insert_branch_hints, insert_nops): Remove.
3855 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3856 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3857 spu_sched_reorder, asm_file_start): New functions.
3858 (clock_var, spu_sched_length, pipe0_clock,
3859 pipe1_clock, prev_clock_var, prev_priority,
3860 spu_ls_first, prev_ls_clock): New static variables.
3861 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3862 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3863 (nopn_nv): Add a non-volatile version of nop.
3864 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3865 -mhint-max-distance, -msafe-hints): New options.
3867 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3868 Samuel Tardieu <sam@rfc1149.net>
3870 * opts.c (decode_options): Combine nested if statements.
3873 * opts.c (decode_options): Handle more relationships among
3874 unit-at-a-time, toplevel-reorder, and section-anchors.
3876 2008-09-05 David Daney <ddaney@avtrex.com>
3878 * doc/install.texi (--enable-reduced-reflection): Document new option.
3880 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3882 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3884 (constantpool_operand): New.
3885 (move_operand): Disallow sub-word modes for the constant pool.
3886 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3887 (xtensa_secondary_reload_class): Replace with....
3888 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3889 Set icode for sub-word reloads from the constant pool.
3890 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3891 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3892 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3893 * config/xtensa/xtensa-protos.h: Update prototypes.
3895 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3897 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3898 (REG_CLASS_NAMES): Update.
3899 (REG_CLASS_CONTENTS): Update.
3900 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3901 of ALL_REGS for regs 77 and 78.
3902 * function.c (instantiate_virtual_regs_in_insn): Assert that
3903 return value of simplify_gen_subreg is not NULL.
3905 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3907 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3908 (gen_rtvec_v): Fix coding standards.
3910 2008-09-04 Jan Hubicka <jh@suse.cz>
3912 * i386.c (decide_alg): Be more conservative about optimizing for size.
3914 2008-09-04 Ian Lance Taylor <iant@google.com>
3916 * varasm.c (narrowing_initializer_constant_valid_p): New
3918 (initializer_constant_valid_p): Call it.
3920 2008-09-04 Jeff Law <law@redhat.com>
3922 * fold-const.c (native_encode_real): Fix computation of WORDS.
3923 (native_interpret_real): Likewise.
3925 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3927 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3929 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3931 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3932 that the cost is already taken into account in ira-costs.c
3934 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3936 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3937 ira_debug_copies): New.
3938 (ira_bulid): Call print_copies.
3940 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3942 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3945 * config/rs6000/rs6000.c (optimization_options): Remove check of
3946 flag_toplevel_order.
3948 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3950 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3951 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3952 second operand is a reg_imm10_operand.
3953 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3954 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3955 (*seq_<GPR:mode><GPR2:mode>): Rename to
3956 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3958 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3959 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3961 (*sne_<GPR:mode><GPR2:mode>): Rename to
3962 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3965 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3967 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3968 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3969 combining an arithmetic right shift by more than 31 and a
3970 trunction. Don't match for out-of-range shift amounts. Set
3971 attribute mode to <MODE>.
3972 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3973 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3974 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3975 shifts by less than 32.
3976 (extv): Change predicate on first operand to accept registers.
3977 Change predicate of the other operands from immediate_operand to
3978 const_int_operand. Expand exts when source is a register.
3979 (extzv): Change predicate of the constant operands from
3980 immediate_operand to const_int_operand.
3981 (extzv<mode>): Change predicate of the constant operands from
3982 immediate_operand to const_int_operand and no constraint. Also
3984 (*extzv_trunc<mode>_exts): New pattern.
3986 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3988 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3989 * config/mips/mips-protos.h (mask_low_and_shift_p,
3990 mask_low_and_shift_len): Declare.
3991 * config/mips/mips.c (mask_low_and_shift_p,
3992 mask_low_and_shift_len): New functions.
3993 (mips_print_operand): Handle new operand prefix "m".
3994 * config/mips/mips.md (*cins<mode>): New pattern.
3996 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3998 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3999 optimizing for size.
4001 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4003 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4004 regardless of epilogue_completed.
4006 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4009 * ira-lives.c (process_bb_node_lives): Check setjmp.
4011 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4014 * ira-build.c (form_loop_tree): Reverse BB walk.
4015 (create_bb_allocnos): Likewise.
4016 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4017 (mark_reg_store): Rename to...
4018 (mark_ref_live): ...this and take a df_ref argument instead of
4019 note_stores arguments. Assert that we have a register.
4020 (mark_reg_clobber): Delete.
4021 (def_conflicts_with_inputs_p): New function.
4022 (mark_reg_conflicts): Delete.
4023 (mark_reg_death): Rename to...
4024 (mark_ref_dead): ...this and take a df_ref argument instead of
4025 a register. Assert that we have a register.
4026 (process_bb_node_lives): Hoist frequency calculation out of
4027 instruction walk. Convert from a forwards scan to a backwards scan.
4028 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4029 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4030 (create_allocno_live_ranges): Don't create regs_set.
4032 2008-09-04 Ian Lance Taylor <iant@google.com>
4034 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4035 or REG_LABEL_TARGET.
4036 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4037 comparing MODE with MEM.
4038 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4039 comparing with GF_PREDICT_TAKEN.
4040 (gimple_get_lhs): Change code to enum gimple_code.
4041 (gimple_set_lhs): Likewise.
4042 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4043 * omp-low.c (find_omp_clause): Change kind parameter to enum
4045 * tree-flow.h (find_omp_clause): Update declaration.
4046 * regrename.c (clear_dead_regs): Change kind parameter to enum
4048 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4050 * see.c (see_get_extension_data): Change return type to enum
4051 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4052 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4053 (see_gen_normalized_extension): Change extension_code parameter to
4055 (see_seek_pre_extension_expr): Change extension_code to enum
4057 (see_merge_one_def_extension): Likewise.
4058 (see_handle_relevant_defs): Likewise.
4059 (see_handle_relevant_uses): Likewise.
4060 (see_analyze_one_def): Likewise.
4061 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4062 GIMPLE_ASM rather than ASM_EXPR.
4063 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4064 GIMPLE_RETURN rather than RETURN_EXPR.
4065 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4066 (evaluate_stmt): Likewise.
4067 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4068 to enum vect_relevant.
4069 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4070 compare gimple codes with tree codes.
4072 2008-09-04 Paul Brook <paul@codesourcery.com>
4074 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4076 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4078 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4079 pointer check lost in the recent no-unit-at-a-time patch.
4081 2008-09-04 Jan Hubicka <jh@suse.cz>
4084 * tree-switch-conversion.c (check_final_bb): Accept only IP
4087 2008-09-04 Jan Hubicka <jh@suse.cz>
4089 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4091 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4092 using_ranges argument.
4093 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4094 (vrp_visit_cond_stmt): Update call of
4095 vrp_evaluate_conditional_warnv_with_ops
4097 2008-09-04 Jan Hubicka <jh@suse.cz>
4099 PR tree-optimization/37345
4100 PR tree-optimization/37358
4101 PR tree-optimization/37357
4102 * tree.c (build_function_type_skip_args): Build distinct type copy;
4104 (build_function_decl_skip_args): Set type of new decl not orig decl;
4105 clear DECL_VINDEX for methods turned into functions.
4107 2008-09-04 Nick Clifton <nickc@redhat.com>
4109 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4110 * configure: Regenerate.
4111 * config.in: Regenerate.
4112 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4113 alignment field, if it is supported.
4115 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4117 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4120 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4122 * config/rs6000/rs6000.c (processor_target_table): Do not
4123 enable VMX for POWER6.
4125 2008-09-03 Anton Blanchard <anton@samba.org>
4127 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4128 emit memory barrier before operation.
4130 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4133 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4134 default_elf_asm_output_external.
4136 2008-09-03 Jeff Law <law@redhat.com>
4138 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4140 2008-09-03 Richard Henderson <rth@redhat.com>
4142 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4143 memory barrier to below the test-and-set.
4144 (alpha_split_lock_test_and_set_12): Likewise.
4146 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4150 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4153 * ira-color.c (print_loop_title): Use all_allocnos.
4154 (color_pass): Ditto. Don't add border_allocnos. Check that
4155 subloop allocno in the correspdoning bitmap all_allocnos.
4157 * ira-emit.c (change_loop): Use all_allocnos.
4159 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4160 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4161 (create_cap_allocno): Remove setting mentioned_allocnos.
4162 (create_insn_allocnos): Ditto.
4163 (remove_unnecessary_allocnos): Use all_allocnos.
4164 (check_allocno_creation): Check that allocnos are in the
4165 corresponding bitmap all_allocnos.
4167 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4171 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4172 (process_regs_for_copy): Process subregs. Refine check when cost
4173 is taken into account in ira-costs.c.
4174 (process_reg_shuffles): Use REG_SUBREG_P.
4175 (add_insn_allocno_copies): Ditto. Ignore modes.
4177 * ira-color.c (conflict_allocno_vec): New.
4178 (COST_HOP_DIVISOR): New macro.
4179 (update_copy_costs_1): Use it.
4180 (update_conflict_hard_regno_costs): New function.
4181 (assign_hard_reg): Use it.
4182 (ira_color): Allocate and free conflict_allocno_vec.
4184 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4188 * ira-int.h (ira_sort_insn_chain): Remove.
4190 * ira.c (basic_block_order_nums, chain_insn_order,
4191 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4192 (ira): Don't call ira_sort_insn_chain.
4194 * reload1.c (reload): Don't call ira_sort_insn_chain.
4196 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4199 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4200 which become non throw.
4201 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4202 update_call_expr after updating the flags on the decl.
4204 2008-09-03 Jan Hubicka <jh@suse.cz>
4206 PR tree-optimization/37315
4207 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4208 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4209 (cgraph_analyze_functions): Use node->analyzed
4210 (cgraph_mark_functions_to_output): Likewise.
4211 (cgraph_expand_function): All functions can be released after
4213 (cgraph_optimize): Use gimple_has_body_p.
4214 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4215 (cgraph_decide_inlining_incrementally): Likewise.
4216 (inline_transform): Inline transform.
4217 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4219 (inlinable_function_p): Drop gimple_body check.
4220 (expand_call_inline): Use gimple_has_body_p.
4221 * gimple.c (gimple_has_body_p): New.
4222 * gimple.h (gimple_has_body_p): Add prototype.
4223 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4224 (dump_function_to_file): Use gimple_has_body_p check.
4226 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4229 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4231 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4233 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4235 From Michael Frysinger <michael.frysinger@analog.com>
4236 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4237 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4240 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4243 * doc/extend.texi: Document picoChip builtin functions.
4244 * doc/invoke.texi: Document picoChip options.
4245 * doc/contrib.texi: Add picoChip contribution.
4246 * doc/md.texi: Document picoChip constraints.
4247 * config.gcc: Add picochip-*-*.
4248 * config/picochip/: Add new port.
4250 2008-09-03 Richard Guenther <rguenther@suse.de>
4252 PR tree-optimization/37328
4253 * tree-sra.c (sra_build_assignment): Gimplify properly.
4254 (generate_copy_inout): Take the correct stmt as definition,
4255 remove bogus assert.
4257 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4259 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4262 From Michael Frysinger <michael.frysinger@analog.com>
4263 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4265 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4267 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4268 (__gthread_setspecific): Revert 2008-08-31 change to
4269 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4271 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4273 * diagnostic.c (error_at): New.
4274 * toplev.h (error_at): New prototype.
4275 * c-typeck.c (build_array_ref): Call error_at instead of error.
4276 Pass location to pedwarn.
4278 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4280 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4282 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4284 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4285 VAR_DECL and CONST_DECL.
4287 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4288 Jakub Jelinek <jakub@redhat.com>
4290 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4291 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4292 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4293 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4294 Don't set ix86_save_varrargs_registers.
4295 (ix86_setup_incoming_varargs): Assume cum != NULL.
4296 (ix86_va_start): Check ix86_varargs_gpr_size and
4297 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4298 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4299 from frame pointer if ix86_varargs_gpr_size == 0.
4300 (ix86_compute_frame_layout): Updated.
4301 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4302 (ix86_varargs_gpr_size): Define.
4303 (ix86_varargs_fpr_size): Likewise.
4304 (machine_function): Remove save_varrargs_registers.
4305 Add varargs_gpr_size and varargs_fpr_size.
4307 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4309 * config/alpha/alpha.c (va_list_skip_additions,
4310 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4311 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4314 PR tree-optimization/36766
4315 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4316 for already removed basic blocks.
4319 * real.c (real_maxval): Clear a lower bit to make real_maxval
4320 match get_max_float for IBM long double format.
4322 2008-09-02 Andreas Schwab <schwab@suse.de>
4324 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4325 * configure: Regenerate.
4327 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4329 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4330 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4331 checking for a non-VOID CONSTANT_P.
4333 2008-09-02 Jan Hubicka <jh@suse.cz>
4335 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4336 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4339 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4341 * expr.c (emit_group_store): Don't assert stack temp mode size.
4343 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4344 Tobias Grosser <grosser@fim.uni-passau.de>
4345 Jan Sjodin <jan.sjodin@amd.com>
4346 Harsha Jagasia <harsha.jagasia@amd.com>
4347 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4348 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4349 Adrien Eliche <aeliche@isty.uvsq.fr>
4351 Merge from graphite branch.
4354 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4355 * doc/invoke.texi (-floop-block, -floop-interchange,
4356 -floop-strip-mine): Document new flags.
4357 * tree-into-ssa.c (gimple_vec): Moved...
4358 * tree-loop-distribution.c (rdg_component): Moved...
4359 * cfgloopmanip.c: Include tree-flow.h.
4360 (update_dominators_in_loop): New.
4361 (create_empty_if_region_on_edge): New.
4362 (create_empty_loop_on_edge): New.
4363 (loopify): Use update_dominators_in_loop.
4364 * tree-pass.h (pass_graphite_transforms): Declared.
4365 * configure: Regenerate.
4366 * tree-phinodes.c (make_phi_node): Export.
4367 (add_phi_node_to_bb): New, split from create_phi_node.
4368 * tree-chrec.c (for_each_scev_op): New.
4369 * tree-chrec.h (for_each_scev_op): Declared.
4370 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4371 (remove_statement): Call get_phi_with_result.
4372 * config.in (HAVE_cloog): Undef.
4373 * gdbinit.in (pgg): New.
4374 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4375 * tree-ssa-loop.c (graphite_transforms): New.
4376 (gate_graphite_transforms): New.
4377 (pass_graphite_transforms): New.
4378 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4379 HAVE_cloog): Defined.
4380 * tree-vectorizer.c (rename_variables_in_bb): Export.
4381 * tree-data-ref.c (dr_may_alias_p): Export.
4382 (stmt_simple_memref_p): New.
4383 (find_data_references_in_stmt): Export.
4384 (find_data_references_in_loop): Export.
4385 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4386 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4387 (create_rdg_vertices): Export.
4388 (build_empty_rdg): New.
4389 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4390 * tree-data-ref.h (rdg_component): ... here.
4392 (struct data_reference): Add a field scop.
4394 (find_data_references_in_loop): Declared.
4395 (find_data_references_in_stmt): Declared.
4396 (create_rdg_vertices): Declared.
4397 (dr_may_alias_p): Declared.
4398 (stmt_simple_memref_p): Declared.
4399 (struct rdg_edge): Add a field ddr_p relation.
4400 (build_empty_rdg): Declared.
4401 * lambda.h (lambda_matrix): Declare a VEC of.
4402 (find_induction_var_from_exit_cond): Declared.
4403 (lambda_vector_compare): New.
4404 * common.opt (fgraphite, floop-strip-mine,
4405 floop-interchange, floop-block): New flags.
4406 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4407 * cfgloop.c (is_loop_exit): New.
4408 * cfgloop.h (is_loop_exit): Declared.
4409 (create_empty_if_region_on_edge): Declared.
4410 (create_empty_loop_on_edge): Declared.
4411 * tree-flow.h (add_phi_node_to_bb): Declared.
4412 (make_phi_node): Declared.
4413 (rename_variables_in_bb): Declared.
4414 (perfect_loop_nest_depth): Declared.
4415 (graphite_transform_loops): Declared.
4416 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4417 (graphite.o-warn): Add -Wno-error.
4418 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4419 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4420 (INCLUDES): Add PPLINC, CLOOGINC.
4421 (OBJS-common): Add graphite.o.
4422 (graphite.o): Add rule.
4423 * gimple.h (gimple_vec): ... here.
4424 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4425 * passes.c (init_optimization_passes): Schedule
4426 pass_graphite_transforms.
4428 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4431 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4432 and -fno-toplevel-reorder after handle_options.
4434 2008-09-02 Paul Brook <paul@codesourcery.com>
4436 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4437 (arm_override_options): Set arm_tune_cortex_a9.
4438 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4439 (arm_issue_rate): Handle cortexa9.
4440 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4441 * config/arm/arm-cores.def: Add cortex-a9.
4442 * config/arm/arm-tune.md: Regenerate.
4443 * config/arm/arm.md: Include cortex-a9.md.
4444 (generic_sched, generic_vfp): Add cortexa9.
4445 * config/arm/cortex-a9.md: New file.
4447 2008-09-02 Richard Guenther <rguenther@suse.de>
4449 PR tree-optimization/37327
4450 * tree-vrp.c (register_new_assert_for): Make sure to not have
4451 TREE_OVERFLOW set on the bound.
4453 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4455 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4457 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4458 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4461 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4463 * gcc/config/spu/spu.md (divdf3): Removed.
4465 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4467 PR tree-optimization/37095
4468 * cgraph.c (cgraph_node): When creating new cgraph node after
4469 assembler_name_hash has been populated, record it in the hash
4472 2008-09-01 Paul Brook <paul@codesourcery.com>
4474 * doc/invoke.texi: Document -mword-relocations.
4475 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4476 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4477 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4478 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4479 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4480 (arm_emit_movpair): New function.
4481 (arm_print_operand <c>): Handle sybolic addresses.
4482 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4483 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4484 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4485 * config/arm/arm.opt: Add -mword-relocations.
4486 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4487 (arm_movt, arm_movw): New.
4489 2008-09-01 Paul Brook <paul@codesourcery.com>
4491 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4492 Allow Interworking on ARMv4 EABI based targets.
4493 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4494 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4496 2008-09-01 Paul Brook <paul@codesourcery.com>
4498 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4499 optimized LT0 test. Remove optimization for GT.
4501 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4503 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4504 openmp applications.
4505 * pa-hpux11.h (LIB_SPEC): Likewise.
4507 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4510 2008-09-01 Jan Hubicka <jh@suse.cz>
4512 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4513 present, use only counts; when guessed use only frequencies.
4514 (estimate_bb_frequencies): Use function_frequency.
4515 * profile.c (compute_branch_probabilities): Exit early when
4516 profile reading failed. Set profile_status.
4517 (branch_prob): Do not set profile_status.
4519 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4521 * tree.c (protected_set_expr_location): New.
4522 * tree.h (protected_set_expr_location): New prototype.
4523 * c-tree.h (build_array_ref): Add argument.
4524 (parser_build_unary_op): Same.
4525 * c-typeck.c (build_indirect_ref): Handle new location argument.
4526 (build_array_ref): Same.
4527 (parser_build_unary_op): Same.
4528 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4530 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4532 * c-common.c (finish_label_address_expr): Handle new location argument.
4533 * c-common.h (build_indirect_ref): Add argument.
4534 (finish_label_address_expr): Same.
4535 * c-parser.c (c_parser_unary_expression): Pass location to build
4537 (c_parser_postfix_expression): Same.
4539 2008-09-01 Paul Brook <paul@codesourcery.com>
4541 * config/arm/arm.md: Include cortex-r4f.md.
4542 (attr fpu): Update type list.
4543 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4544 fconstd, fcmps and fcmpd.
4545 (attr tune_cortexr4): Define.
4546 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4547 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4548 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4549 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4550 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4551 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4552 cortex_a8_vfp_farith: Ditto.
4553 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4554 * config/arm/cortex-r4.md: Use tune_cortexr4.
4555 * config/arm/cortex-r4f.md: New file.
4557 2008-09-01 Richard Guenther <rguenther@suse.de>
4559 PR tree-optimization/37305
4560 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4561 the result of constant conversions.
4562 (fold_gimple_assign): Likewise.
4564 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4566 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4567 #ifdef ENABLE_CHECKING.
4569 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4571 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4572 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4573 when !INSN_SCHEDULING.
4575 2008-09-01 Andreas Schwab <schwab@suse.de>
4577 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4579 2008-09-01 Paul Brook <paul@codesourcery.com>
4581 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4583 2008-09-01 Jan Hubicka <jh@suse.cz>
4585 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4587 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4589 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4590 * gimplify.c (gimplify_init_constructor): Add speed operand.
4591 * tree-sra.c (decide_block_copy): Likewise.
4592 * tree-inline.c (estimate_move_cost): Likewise.
4593 * config/alpha/alpha.h (MOVE_RATIO): Update.
4594 * config/frv/frv.c (MOVE_RATIO): Update.
4595 * config/spu/spu.h (MOVE_RATIO): Update.
4596 * config/sparc/sparc.h (MOVE_RATIO): Update.
4597 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4598 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4599 * config/cris/cris.h (MOVE_RATIO): Update.
4600 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4601 * config/arm/arm.h (MOVE_RATIO): Update.
4602 * config/pa/pa.md: Update uses of MOVE_RATIO
4603 * config/pa/pa.h (MOVE_RATIO): Update.
4604 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4605 CLEAR_RATIO, SET_RATIO): Update.
4606 * config/h8300/h8300.h (MOVE_RATIO): Update.
4607 * config/v850/v850.h (MOVE_RATIO): Update.
4608 * config/bfin/bfin.h (MOVE_RATIO): Update.
4610 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4611 Dmitry Melnik <dm@ispras.ru>
4612 Dmitry Zhurikhin <zhur@ispras.ru>
4613 Alexander Monakov <amonakov@ispras.ru>
4614 Maxim Kuvyrkov <maxim@codesourcery.com>
4616 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4617 sel-sched-dump.c, sel-sched-ir.c: New files.
4618 * Makefile.in (OBJS-common): Add selective scheduling object files.
4619 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4620 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4621 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4622 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4623 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4624 (make_forwarder_block): Update loop latch if we have redirected
4625 the loop latch edge.
4626 * cfgloop.c (get_loop_body_in_custom_order): New function.
4627 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4628 (CP_FALLTHRU_PREHEADERS): Likewise.
4629 (get_loop_body_in_custom_order): Declare.
4630 * cfgloopmanip.c (has_preds_from_loop): New.
4631 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4632 Assert that the preheader edge will be fall thru when it is set.
4633 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4634 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4635 fsel-sched-substitution, fselective-scheduling): New flags.
4636 * cse.c (hash_rtx_cb): New.
4638 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4639 sel_sched_insn_cnt): New counters.
4640 * final.c (compute_alignments): Export. Free dominance
4641 info after loop_optimizer_finalize.
4642 * genattr.c (main): Output maximal_insn_latency prototype.
4643 * genautomata.c (output_default_latencies): New.
4644 Factor its code from ...
4645 (output_internal_insn_latency_func): ... here.
4646 (output_internal_maximal_insn_latency_func): New.
4647 (output_maximal_insn_latency_func): New.
4648 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4649 (struct hard_reg_set_iterator): New.
4650 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4651 hard_reg_set_iter_next): New functions.
4652 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4653 * lists.c (remove_free_INSN_LIST_node,
4654 remove_free_EXPR_LIST_node): New functions.
4655 * loop-init.c (loop_optimizer_init): When
4656 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4657 calling create_preheaders.
4658 (loop_optimizer_finalize): Do not verify flow info after reload.
4659 * recog.c (validate_replace_rtx_1): New parameter simplify.
4660 Default it to true. Update all uses. Factor out simplifying
4662 (simplify_while_replacing): ... this new function.
4663 (validate_replace_rtx_part,
4664 validate_replace_rtx_part_nosimplify): New.
4665 * recog.h (validate_replace_rtx_part,
4666 validate_replace_rtx_part_nosimplify): Declare.
4667 * rtl.c (rtx_equal_p_cb): New.
4668 (rtx_equal_p): Use it.
4669 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4670 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4671 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4672 * vecprim.h: Add a vector type for unsigned int.
4673 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4674 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4675 ready_try, cycle_issued_insns, spec_info): Make global.
4676 (readyp): Initialize.
4677 (dfa_lookahead): New global variable.
4678 (old_max_uid, old_last_basic_block): Remove.
4679 (h_i_d): Make it a vector.
4680 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4682 (after_recovery, adding_bb_to_current_region_p):
4683 New variables to handle correct insertion of the recovery code.
4684 (struct ready_list): Move declaration to sched-int.h.
4685 (rgn_n_insns): Removed.
4686 (rtx_vec_t): Move to sched-int.h.
4687 (find_insn_reg_weight): Remove.
4688 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4689 (haifa_init_h_i_d, haifa_finish_h_i_d):
4690 New functions to initialize / finalize haifa instruction data.
4691 (extend_h_i_d, init_h_i_d): Rewrite.
4692 (unlink_other_notes): Move logic to add_to_note_list. Handle
4693 selective scheduler.
4694 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4695 find_fallthru_edge): Make global, remove static prototypes.
4696 (max_issue): Make global. Add privileged_n and state parameters. Use
4698 (extend_global, extend_all): Removed.
4699 (init_before_recovery): Add new param. Fix the handling of the case
4700 when we insert a recovery code before the EXIT which has a predecessor
4701 with a fallthrough edge to it.
4702 (create_recovery_block): Make global. Rename to
4703 sched_create_recovery_block. Update.
4704 (change_pattern): Rename to sched_change_pattern. Make global.
4705 (speculate_insn): Rename to sched_speculate_insn. Make global.
4706 Split haifa-specific functionality into ...
4707 (haifa_change_pattern): New static function.
4708 (sched_extend_bb): New static function.
4709 (sched_init_bbs): New function.
4710 (current_sched_info): Change type to struct haifa_sched_info.
4711 (insn_cost): Adjust for selective scheduling.
4712 (dep_cost_1): New function. Move logic from ...
4713 (dep_cost): ... here.
4714 (dep_cost): Use dep_cost_1.
4715 (contributes_to_priority_p): Use sched_deps_info instead of
4717 (priority): Adjust to work with selective scheduling. Process the
4718 corner case when all dependencies don't contribute to priority.
4719 (rank_for_schedule): Use ds_weak instead of dep_weak.
4720 (advance_state): New function. Move logic from ...
4721 (advance_one_cycle): ... here.
4722 (add_to_note_list, concat_note_lists): New functions.
4723 (rm_other_notes): Make static. Adjust for selective scheduling.
4724 (remove_notes, restore_other_notes): New functions.
4725 (move_insn): Add two arguments. Update assert. Don't call
4727 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4728 Remove more_issue, max_points. Move the code to initialize
4729 max_lookahead_tries to max_issue.
4730 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4731 ready. Adjust use of move_insn. Call restore_other_notes.
4733 (sched_init, sched_finish): Move Haifa-specific initialization/
4735 (haifa_sched_init, haifa_sched_finish): ... respectively.
4737 (setup_sched_dump): New function.
4738 (haifa_init_only_bb): New static function.
4739 (haifa_speculate_insn): New static function.
4740 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4741 (extend_ready, extend_all): Remove.
4742 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4743 (create_check_block_twin, add_to_speculative_block): Use
4744 haifa_insns_init instead of extend_global. Update to use new
4745 initialization functions. Change parameter. Factor out code from
4746 create_check_block_twin to ...
4747 (sched_create_recovery_edges) ... this new function.
4748 (add_block): Remove.
4749 (sched_scan_info): New.
4750 (extend_bb): Use sched_scan_info.
4751 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4752 static functions for walking through scheduling region.
4753 (sched_luids): New vector variable to replace uid_to_luid.
4754 (luids_extend_insn): New function.
4755 (sched_max_luid): New variable.
4756 (luids_init_insn): New function.
4757 (sched_init_luids, sched_finish_luids): New functions.
4758 (insn_luid): New debug function.
4759 (sched_extend_target): New function.
4760 (haifa_init_insn): New static function.
4761 (sched_init_only_bb): New hook.
4762 (sched_split_block): New hook.
4763 (sched_split_block_1): New function.
4764 (sched_create_empty_bb): New hook.
4765 (sched_create_empty_bb_1): New function.
4766 (common_sched_info, ready): New global variables.
4767 (current_sched_info_var): Remove.
4768 (move_block_after_check): Use common_sched_info.
4769 (haifa_luid_for_non_insn): New static function.
4770 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4771 (increase_insn_priority): New.
4772 * modulo-sched.c: (issue_rate): Remove static declaration.
4773 (sms_sched_info): Change type to haifa_sched_info.
4774 (sms_sched_deps_info, sms_common_sched_info): New variables.
4775 (setup_sched_infos): New.
4776 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4777 Do not call regstat_free_calls_crossed.
4778 (sms_print_insn): Use const_rtx.
4779 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4780 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4781 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4782 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4783 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4784 current_sched_info to use it.
4785 (enum reg_pending_barrier_mode): Move to sched-int.h.
4786 (h_d_i_d): New variable. Initialize to NULL.
4787 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4789 (estimate_dep_weak): Remove static declaration.
4790 (sched_has_condition_p): New function. Adjust users of
4791 sched_get_condition to use it instead.
4792 (conditions_mutex_p): Add arguments indicating which conditions are
4794 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4795 argument to indicate whether returned condition is reversed. Do not
4796 generate new rtx when condition should be reversed; indicate it by
4797 setting new argument instead.
4798 (add_dependence_list_and_free): Add deps parameter.
4799 Update all users. Do not free dependence list when
4800 deps context is readonly.
4801 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4803 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4804 (remove_from_deps): New. Use the above functions.
4805 (cur_insn, can_start_lhs_rhs_p): New static variables.
4806 (add_or_update_back_dep_1): Initialize present_dep_type.
4807 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4808 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4809 haifa_note_dep): New functions implementing dependence hooks for
4810 the Haifa scheduler.
4811 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4812 note_dep): New functions.
4813 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4815 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4816 (free_deps): Initialize deps->reg_last.
4817 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4818 sched_analyze_insn): Update to use dependency hooks infrastructure
4819 and readonly contexts.
4820 (deps_analyze_insn): New function. Move part of logic from ...
4821 (sched_analyze): ... here. Also move some logic to ...
4822 (deps_start_bb): ... here. New function.
4823 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4825 (sched_deps_init): New function. Move code from ...
4826 (init_dependency_caches): ... here. Remove.
4827 (init_deps_data_vector): New.
4828 (sched_deps_finish): New function. Move code from ...
4829 (free_dependency_caches): ... here. Remove.
4830 (init_deps_global, finish_deps_global): Adjust for use with
4831 selective scheduling.
4832 (get_dep_weak): Move logic to ...
4833 (get_dep_weak_1): New function.
4834 (ds_merge): Move logic to ...
4835 (ds_merge_1): New static function.
4836 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4837 (ds_get_max_dep_weak): New function.
4838 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4839 (n_insns): Rename to rgn_n_insns.
4840 (debug_ebb_dependencies): New function.
4841 (init_ready_list): Use it.
4842 (begin_schedule_ready): Use sched_init_only_bb.
4843 (ebb_print_insn): Indicate when an insn starts a new cycle.
4844 (contributes_to_priority, compute_jump_reg_dependencies,
4845 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4846 (add_block1): Remove to ebb_add_block.
4847 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4848 (schedule_ebb): Initialize them. Use remove_notes instead of
4849 rm_other_notes. Use haifa_local_init/finish.
4850 (schedule_ebbs): Use haifa_sched_init/finish.
4851 * sched-int.h: Include vecprim.h, remove rtl.h.
4852 (struct ready_list): Delete declaration.
4853 (sched_verbose_param, enum sched_pass_id_t,
4854 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4855 (struct sched_scan_info_def): New structure.
4856 (sched_scan_info, sched_scan, sched_init_bbs,
4857 sched_init_luids, sched_finish_luids, sched_extend_target,
4858 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4859 (struct common_sched_info_def): New.
4860 (common_sched_info, haifa_common_sched_info,
4861 sched_emulate_haifa_p): Declare.
4863 (sched_luids): Declare.
4864 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4865 (sched_max_luid, insn_luid): Declare.
4866 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4867 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4868 print_insn, print_pattern, print_value, haifa_classify_insn,
4869 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4870 setup_sched_dump, sched_init, sched_finish,
4871 sel_insn_is_speculation_check): Export.
4872 (struct ready_list): Move from haifa-sched.c.
4873 (ready_try, ready, max_issue): Export.
4874 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4875 sched_init_only_bb, sched_split_block, sched_split_block_1,
4876 sched_create_empty_bb, sched_create_empty_bb_1,
4877 sched_create_recovery_block, sched_create_recovery_edges): Export.
4878 (enum reg_pending_barrier_mode): Export.
4879 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4881 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4882 print_insn field. Move add_block and fix_recovery_cfg to
4883 common_sched_info_def. Move compute_jump_reg_dependencies,
4885 (struct sched_deps_info_def): ... this new structure.
4886 (sched_deps_info): Declare.
4887 (struct spec_info_def): Remove weakness_cutoff, add
4888 data_weakness_cutoff and control_weakness_cutoff.
4889 (spec_info): Declare.
4890 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4892 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4893 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4894 (current_sched_info): Change type to struct haifa_sched_info.
4895 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4896 (h_d_i_d): New variable.
4897 (HDID): New accessor macro.
4898 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4899 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4901 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4902 (enum SCHED_FLAGS): Update for selective scheduler.
4903 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4904 (init_dependency_caches, free_dependency_caches): Delete declarations.
4905 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4906 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4907 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4908 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4909 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4911 (rm_other_notes): Delete declaration.
4912 (schedule_block): Remove one argument.
4913 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4914 ready_element, ready_lastpos, sched_extend_ready_list,
4915 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4916 concat_note_lists): Export.
4917 (struct region): Move from sched-rgn.h.
4918 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4919 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4920 BLOCK_TO_BB, CONTAINING_RGN): Export.
4921 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4922 (current_nr_blocks, current_blocks, target_bb): Likewise.
4923 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4924 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4925 sched_rgn_local_init, extend_regions,
4926 rgn_make_new_region_out_of_new_block, compute_priorities,
4927 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4928 extend_rgns, deps_join rgn_setup_common_sched_info,
4929 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4930 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4931 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4932 increase_insn_priority): Likewise.
4933 * sched-rgn.c: Include sel-sched.h.
4934 (ref_counts): New static variable. Use it ...
4935 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4936 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4937 (sched_is_disabled_for_current_region_p): Delete static declaration.
4938 (struct region): Move to sched-int.h.
4939 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4940 ebb_head): Define and initialize.
4941 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4942 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4943 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4945 (find_single_block_region): Add new argument to indicate that EBB
4946 regions should be constructed.
4947 (debug_live): Delete declaration.
4948 (current_nr_blocks, current_blocks, target_bb):
4949 Remove static qualifiers.
4950 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4952 (init_regions): Delete declaration.
4953 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4954 rgn_estimate_number_of_insns): New.
4955 (too_large): Use estimate_number_of_insns.
4956 (haifa_find_rgns): New. Move the code from ...
4957 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4958 (free_trg_info): New.
4959 (compute_trg_info): Allocate candidate tables here instead of ...
4960 (init_ready_list): ... here.
4961 (rgn_print_insn): Use const_rtx.
4962 (contributes_to_priority, extend_regions): Delete static declaration.
4963 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4964 (add_block1): Rename to rgn_add_block.
4965 (debug_rgn_dependencies): Delete static qualifier.
4966 (new_ready): Use sched_deps_info. Simplify.
4967 (rgn_common_sched_info, rgn_const_sched_deps_info,
4968 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4970 (region_sched_info): Rename to rgn_const_sched_info.
4971 (deps_join): New, extracted from ...
4972 (propagate_deps): ... here.
4973 (compute_block_dependences, debug_dependencies): Update for selective
4975 (free_rgn_deps, compute_priorities): New functions.
4976 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4977 sched_rgn_compute_dependencies): New functions.
4978 (schedule_region): Use them.
4979 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4980 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4982 (schedule_insns): Call new functions that were split out.
4983 (rgn_make_new_region_out_of_new_block): New.
4984 (get_rgn_sched_max_insns_priority): New.
4985 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4986 scheduling when appropriate.
4987 * sched-vis.c: Include insn-attr.h.
4988 (print_value, print_pattern): Make global.
4989 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4990 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4991 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4992 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4993 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4994 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4995 hooks. Initialize them to 0.
4996 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4997 * target.h (struct gcc_target): Add them. Rename gen_check field to
4999 * flags.h (sel_sched_switch_set): Declare.
5000 * opts.c (sel_sched_switch_set): New variable.
5001 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5002 pipelining is disabled from command line.
5003 (common_handle_option): Record whether selective scheduling is
5004 requested from command line.
5005 * doc/invoke.texi: Document new flags and parameters.
5006 * doc/tm.texi: Document new target hooks.
5007 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5009 (dfa_state_size): Do not declare locally.
5010 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5011 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5012 rs6000_alloc_sched_context, rs6000_set_sched_context,
5013 rs6000_free_sched_context): New functions.
5014 (struct _rs6000_sched_context): New.
5015 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5017 (rs6000_sched_finish): Do not run for selective scheduling.
5019 2008-08-31 Jan Hubicka <jh@suse.cz>
5021 * frv.c (frv_rtx_costs): Update forward declaration.
5022 * spu.c (spu_rtx_costs): Likewise.
5023 * pdp11.c: Include df.h
5024 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5025 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5026 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5027 * iq2000.c (iq2000_address_cost): Add speed argument.
5028 (iq2000_rtx_costs): Likewise.
5029 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5030 update call of mn10300_address_cost.
5031 * mcore.c: Include df.h
5032 (mcore_rtx_costs): Update prototype.
5033 * score3.c: Include df.h
5034 (score3_rtx_costs): Remove speed argument.
5035 * score7.c: Include df.h
5036 (score7_address_cost): Remove speed argument.
5037 * score-protos.h (score_address_cost): Update prototype.
5038 * score.c: Include df.h
5039 (score_rtx_costs): Update call of costs functions.
5040 * v850.c (v850_rtx_costs): Add bool argument.
5042 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5044 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5046 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5048 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5049 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5051 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5053 * mkmap-flat.awk: Add option pe_dll.
5054 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5055 * config/i386/t-cygwin (SHLIB_LC): Add.
5056 * config/i386/t-mingw32 (SHLIB_LC): Add.
5057 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5058 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5059 (LINK_SPEC): Support libgcc_s.
5060 (LIBGCC_SPEC): Support libgcc_s.
5061 (LIBGCC_SONAME): New.
5063 2008-08-31 Jan Hubicka <jh@suse.cz>
5065 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5066 mistakely had old version of patch.
5068 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5069 (ipcp_estimate_growth): New.
5070 (ipcp_insert_stage): Use ipcp_estimate_growth.
5071 * profile.c (branch_prob): When reading failed, do not consider
5074 2008-08-31 Jan Hubicka <jh@suse.cz>
5076 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5077 loop is optimized for speed.
5079 2008-08-31 Richard Guenther <rguenther@suse.de>
5082 * fold-const.c (fold_binary): Retain conversions in folding
5085 2008-08-31 Jan Hubicka <jh@suse.cz>
5087 * postreload-gcse.c (eliminate_partially_redundant_loads):
5088 Use optimize_bb_for_size_p.
5089 * predict.c (maybe_hot_frequency_p): Make inline.
5090 (maybe_hot_count_p): Break out from ...
5091 (maybe_hot_bb_p): ... this one.
5092 (maybe_hot_edge_p): Simplify.
5093 * basic-block.h (probably_cold_bb_p): Remove.
5095 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5098 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5100 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5101 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5102 Also split V4SFmode.
5103 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5106 2008-08-31 Jan Hubicka <jh@suse.cz>
5108 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5110 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5112 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5115 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5118 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5119 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5121 2008-08-31 Jan Hubicka <jh@suse.cz>
5123 * sparc.h (BRANCH_COST): Fix macro definition.
5124 * avr.c (avr_operand_rtx_cost): Add speed argument.
5125 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5127 2008-08-31 Richard Guenther <rguenther@suse.de>
5129 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5130 types instead of operands. Re-instantiate verifying of
5131 binary expression operands.
5133 2008-08-30 Jan Hubicka <jh@suse.cz>
5135 * fwprop.c (should_replace_address): Add speed attribute.
5136 (PR_OPTIMIZE_FOR_SPEED): New flag.
5137 (propagate_rtx_1): Use it.
5138 (propagate_rtx): Set it.
5139 (try_fwprop_subst): Update call of rtx_costs.
5140 (forward_propagate_and_simplify): LIkewise.
5141 * hooks.c (hook_int_rtx_bool_0): New
5142 (hook_bool_rtx_int_int_intp_false): Replace by ...
5143 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5144 * hooks.h (hook_int_rtx_bool_0): New
5145 (hook_bool_rtx_int_int_intp_false): Replace by ...
5146 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5147 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5148 (prepare_cmp_insn): UPdate call of rtx_cost.
5149 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5150 (reload_cse_simplify_operands): Update call of rtx_cost.
5151 (reload_cse_move2add): call of rtx_cost.
5152 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5153 * rtlanal.c (rtx_cost): Add speed argument.
5154 (address_cost): Add speed argument
5155 (default_address_cost): Likewise.
5156 (insn_rtx_cost): Likewise.
5157 * cfgloopanal.c (seq_cost): Add speed argument.
5158 (target_reg_cost, target_spill_cost): Turn to array.
5159 (init_set_costs): Update for speed.
5160 (estimate_reg_pressure_cost): Add speed argument.
5161 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5162 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5163 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5164 (seq_cost): Add speed argument.
5165 (computation_cost): Add speed arugment.
5166 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5167 (force_expr_to_var_cost): Update for profile info.
5168 (force_var_cost): Likewise.
5169 (split_address_cost): Likewise.
5170 (ptr_difference_cost): Likewise.
5171 (difference_cost): Likewise.
5172 (get_computation_cost_at): Likewise.
5173 (determine_iv_cost): Likewise.
5174 (ivopts_global_cost_for_size): Likewise.
5175 (rewrite_use_address): Likewise.
5176 (tree_ssa_iv_optimize_loop): Initialize speed field.
5177 * cse.c (optimize_this_for_speed_p): New static var.
5178 (notreg_cost): Update call of rtx_cost.
5179 (cse_extended_basic_block): set optimize_this_for_speed_p.
5180 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5181 (noce_try_cmove_arith): Likewise.
5182 (noce_try_sign_mask): LIkewise.
5183 * expr.c (compress_float_constant): Update rtx_cost calls.
5184 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5186 (addr_to_parts): Likewise.
5187 (create_mem_ref): Likewise.
5188 * dse.c (find_shift_sequence): Add speed argument.
5189 (replace_read): Update call.
5190 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5191 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5192 * neg_cost, shift_cost, shiftadd_cost,
5193 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5194 mul_highpart_cost): Increase dimension.
5195 (init_expmed): Initialize for both size and speed.
5196 (expand_shift): Use profile.
5197 (synth_mult): Use profile.
5198 (choose_mult_variant): Use profile.
5199 (expand_mult): Use profile.
5200 (expand_mult_highpart_optab): Use profile.
5201 (expand_mult_highpart): Use profile.
5202 (expand_smod_pow2): Use profile.
5203 (expand_divmod): Use profile.
5204 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5206 * loop-invariant.c (create_new_invariant): Use profile.
5207 (gain_for_invariant): Add speed parameter.
5208 (best_gain_for_invariant): Likewise.
5209 (find_invariants_to_move): Likewise.
5210 (move_single_loop_invariants): Set it.
5211 * target-def.h (TARGET_RTX_COSTS): Use hook.
5212 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5213 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5214 * output.h (default_address_cost): Update prototype.
5215 * combine.c (optimize_this_for_speed_p): New static var.
5216 (combine_validate_cost): Update call of rtx_cost.
5217 (combine_instructions): Set optimize_this_for_speed_p.
5218 (expand_compound_operation): Update call of rtx_cost.
5219 (make_extraction):Update call of rtx_cost.
5220 (force_to_mode):Update call of rtx_cost.
5221 (distribute_and_simplify_rtx):Update call of rtx_cost.
5222 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5223 (estimate_reg_pressure_cost): Update prototype.
5224 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5225 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5227 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5228 (alpha_rtx_costs): Update.
5229 * config/frv/frv.c (frv_rtx_costs): Update.
5230 * config/s390/s390.c (s390_rtx_costs): Update.
5231 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5232 (m32c_rtx_costs): Update.
5233 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5234 (spu_rtx_costs): Update.
5235 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5236 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5237 * config/i386/i386.c (:ix86_address_cost): Update.
5238 (ix86_rtx_costs): Update.
5239 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5240 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5241 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5242 * config/crx/crx.c (crx_address_cost): Update.
5243 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5244 * config/stormy16/stormy16.c
5245 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5246 * config/m68hc11/m68hc11.c
5247 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5248 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5249 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5251 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5253 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5254 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5255 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5256 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5257 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5258 (mcore_rtx_costs): update.
5259 * config/score/score3.c (score3_rtx_costs): Update.
5260 * config/score/score7.c (score7_rtx_costs): Update.
5261 * config/score/score3.h (score3_rtx_costs):Update.
5262 * config/score/score7.h (score7_rtx_costs): Update.
5263 * config/score/score.c (score_rtx_costs): Update.
5264 * config/arm/arm.c (arm_address_cost): Update.
5265 (arm_rtx_costs_1): Update.
5266 (arm_rtx_costs_1): Update.
5267 (arm_size_rtx_costs): Update.
5268 (arm_size_rtx_costs): Update.
5269 (arm_size_rtx_costs): Update.
5270 (arm_xscale_rtx_costs): Update.
5271 (arm_thumb_address_cost): Update.
5272 * config/pa/pa.c (hppa_address_cost): Update.
5273 * config/mips/mips.c (mips_rtx_costs): Update.
5274 * config/vax/vax.c (vax_address_cost): Update.
5275 * config/h8300/h8300.c (h8300_shift_costs): Update.
5276 (h8300_rtx_costs): Update.
5277 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5278 (v850_rtx_costs): Update.
5279 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5280 * config/bfin/bfin.c
5281 (bfin_address_cost): Update.
5282 (bfin_rtx_costs): Update.
5283 * stmt.c (lshift_cheap_p): Update.
5285 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5288 * expmed.c (extract_bit_field_1): Check the mode size to make
5289 sure the vector modes have the same size.
5291 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5293 * dojump.c (top level): Include basic-block.h to declare
5294 optimize_insn_for_speed_p
5296 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5298 * opts.h (CL_SAVE): New option class for marking options that are
5299 target specific options usable in the target attribute.
5300 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5302 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5303 can easily find the target specific options that are safe to use
5304 in the attribute or pragma.
5306 * attribs.c (decl_attributes): Change #pragma GCC option to
5307 #pragma GCC target, and attribute((option(...))) to
5308 attribute((target(...))).
5310 * doc/extend.texi (target attribute): Change from option
5311 attribute. Delete push/pop/reset.
5312 (#pragma GCC target): Change from #pragma GCC option. Delete
5314 (#pragma GCC push_options): Document new pragma.
5315 (#pragma GCC pop_options): Document new pragma.
5316 (#pragma GCC reset_options): Document new pragma.
5318 * targhooks.c (default_target_option_valid_attribute_p): Add
5319 warning about port not supporting target attributes.
5320 (default_target_option_pragma_parse): New function, warn about
5321 #pragma GCC target not being supported.
5323 * targhooks.h (default_target_option_pragma_parse): Add
5326 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5327 TI_CURRENT_OPTION_PRAGMA.
5328 (current_target_pragma): Rename from current_option_pragma.
5330 * target.h: (struct target_option): Delete booleans for changing
5331 the optimization level on hot/cold functions. Change signature of
5332 pragma_parse hook to take a second tree.
5334 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5336 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5337 that the declaration is done at global scope.
5339 * langhooks.c (add_builtin_function_common): Move most of the code
5340 from add_builtin_function here, calling the hook passed in.
5341 (add_builtin_function): Call add_builtin_function_common with
5342 standard builtin hook.
5343 (add_builtin_function_ext_scope): New function to add builtins to
5346 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5348 (add_builtin_function_ext_scope): Add declaration.
5350 * c-pragma.c (handle_pragma_target): Rename from
5351 handle_pragma_option, #pragma GCC option is now #pragma GCC
5352 target. Move warning about port not supporting target options to
5353 default pragma parse hook. Remove push/pop/reset from this
5355 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5356 (option_stack): Delete static variable.
5357 (optimize_stack): Ditto.
5358 (optons_stack): New stack of saved target and optimization
5360 (handle_pragma_push_options): New function to handle pushing both
5361 target and optimization options.
5362 (handle_pragma_pop_options): New function to handle popping both
5363 target and optimization options.
5364 (handle_pragma_reset_options): New function to handle resetting
5365 both target and optimization options to their initial state.
5366 (init_pragma): Rename handle_pragma_option to
5367 handle_pragma_target. Add support for push_options, pop_options,
5368 and reset_options pragmas.
5370 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5371 default_target_option_pragma_parse.
5372 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5373 default_target_option_valid_attribute_p.
5374 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5375 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5376 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5377 optimization level on hot/cold functions.
5379 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5380 if the caller and callee have different optimization levels.
5382 * c-common.c (handle_target_attribute): Rename from
5383 handle_option_attribute, attribute((option(...))) is now
5384 attribute((target(...))). Move warning if the port does not
5385 support target attributes to the default hook.
5386 (handle_hot_attribute): Delete code to change the optimization
5387 level of hot functions.
5388 (handle_cold_attribute): Ditto.
5390 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5391 argument that is the binary tree options to use if there are no
5392 arguments. Call ix86_valid_target_attribute_tree instead of
5393 ix86_valid_option_attribute_tree.
5394 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5395 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5396 ix86_pragma_option_parse.
5398 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5399 Rename from ix86_valid_option_attribute_tree.
5401 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5402 new builtins when the ISA changes.
5403 (ix86_valid_target_attribute_tree): Rename from
5404 ix86_valid_option_attribute_tree. Change callers. If the
5405 function specified optimization options, use those as the starting
5406 point before setting up the target attributes. If the
5407 optimization options were changed in the course of setting the
5408 target attributes, record the new optimization options.
5409 (ix86_valid_target_attribute_tree_inner_p): Rename from
5410 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5411 ix86_add_new_builtins if the ISA changed.
5412 (ix86_valid_target_attribute_p): Rename from
5413 ix86_valid_option_attribute_p. Change callers.
5414 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5415 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5416 as delayed builtin functions.
5417 (struct builtin_isa): New structure to record builtin functions
5418 that should be delayed until the ISA for that function is used.
5419 (ix86_builtins_isa): Change from int to struct to track builtin
5420 functions we want to declare at some point.
5421 (def_builtin): If the front end can delay defining the builtin
5422 functions, don't create builtins for ISAs not part of the default
5424 (def_builtin_const): Ditto.
5425 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5426 __builtin_ia32_pcmov_v2di to be different builtin functions.
5427 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5428 a structure instead of an int.
5429 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5430 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5431 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5432 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5434 * config/ia64/ia64.h
5435 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5436 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5438 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5439 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5440 (LANG_HOOKS_INITIALIZER): Add
5441 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5443 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5446 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5447 the reload address with the index register for SFmode
5448 access with a displacement.
5450 2008-08-30 Jan Hubicka <jh@suse.cz>
5452 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5453 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5454 * dojump.c (do_jump): Likewise.
5455 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5456 (note-if_info): Add BRANCH_COST.
5457 (noce_try_store_flag_constants, noce_try_addcc,
5458 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5459 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5460 find_if_case_2): Use computed branch cost.
5461 * expr.h (BRANCH_COST): Update default.
5462 * predict.c (predictable_edge_p): New function.
5463 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5464 Update BRANCH_COST call.
5465 * basic-block.h (predictable_edge_p): Declare.
5466 * config/alpha/alpha.h (BRANCH_COST): Update.
5467 * config/frv/frv.h (BRANCH_COST): Update.
5468 * config/s390/s390.h (BRANCH_COST): Update.
5469 * config/spu/spu.h (BRANCH_COST): Update.
5470 * config/sparc/sparc.h (BRANCH_COST): Update.
5471 * config/m32r/m32r.h (BRANCH_COST): Update.
5472 * config/i386/i386.h (BRANCH_COST): Update.
5473 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5475 * config/sh/sh.h (BRANCH_COST): Update.
5476 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5477 * config/avr/avr.h (BRANCH_COST): Update.
5478 * config/crx/crx.h (BRANCH_COST): Update.
5479 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5480 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5481 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5482 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5483 * config/ia64/ia64.h (BRANCH_COST): Update.
5484 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5485 * config/arc/arc.h (BRANCH_COST): Update.
5486 * config/score/score.h (BRANCH_COST): Update.
5487 * config/arm/arm.h (BRANCH_COST): Update.
5488 * config/pa/pa.h (BRANCH_COST): Update.
5489 * config/mips/mips.h (BRANCH_COST): Update.
5490 * config/vax/vax.h (BRANCH_COST): Update.
5491 * config/h8300/h8300.h (BRANCH_COST): Update.
5492 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5493 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5494 * doc/tm.texi (BRANCH_COST): Update.
5496 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5499 * config/arm/arm.c (arm_optimization_options): Set
5500 flag_section_anchors to 2 instead of 1 to distinguish it from
5501 -fsection-anchors given explicitely on the command line.
5503 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5505 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5506 final insn of a split.
5508 2008-08-30 Jan Hubicka <jh@suse.cz>
5510 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5511 optimized for speed.
5512 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5513 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5514 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5515 flag_gcse_after_reload_set): New static vars.
5516 (common_handle_option): Enable those flags for profile-use.
5517 (decode_options): Remove optimize_size flags that are handled
5518 on higher granuality.
5519 * tree-vectorizer.c (vectorize_loops): Use
5520 optimize_loop_nest_for_speed_p.
5521 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5522 * tree-predcom.c (tree_predictive_commoning): Use
5523 optimize_loop_for_speed_p.
5524 * varasm.c (assemble_start_function): Use
5525 optimize_function_for_speed_p.
5526 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5527 * predict.c (optimize_loop_for_speed_p): Fix walk.
5529 2008-08-30 Jan Hubicka <jh@suse.cz>
5531 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5533 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5534 profile presence locally.
5536 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5539 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5540 versions before 4.0.
5542 2008-08-29 Jan Hubicka <jh@suse.cz>
5544 * tree-inline.c (insert_init_stmt): Insert sequence even when
5547 2008-08-29 Jeff Law <law@redhat.com>
5549 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5550 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5551 location and class is an FP register.
5553 2008-08-29 Jan Hubicka <jh@suse.cz>
5555 * see.c (see_merge_one_def_extension): Silence used uninitialized
5557 * matrix-reorg.c (check_allocation_function): Likewise.
5558 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5560 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5563 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5564 compute new & and | in type rather than TREE_TYPE (arg0).
5566 * dwarf2out.c (fortran_common): Update comment.
5567 (gen_variable_die): Swap com_die and var_die variables in Fortran
5568 COMMON block handling code.
5570 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5572 * dwarf2out.c (gen_const_die): New function.
5573 (size_of_die, value_format, output_die): Output larger
5574 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5575 (native_encode_initializer): New function.
5576 (tree_add_const_value_attribute): Call it.
5577 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5579 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5580 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5581 TREE_THIS_VOLATILE to add_type_attribute.
5583 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5585 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5588 * dwarf2out.c (loc_by_reference): New function.
5589 (add_location_or_const_value_attribute): Use it.
5592 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5593 as DW_TAG_variable children of DW_TAG_common_block rather than
5594 DW_TAG_member children. Put DW_AT_external to individual
5595 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5597 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5598 loc_descriptor_from_tree_1.
5602 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5603 arguments to imported_module_or_decl.
5604 (debug_nothing_tree_tree): Removed.
5605 (debug_nothing_tree_tree_tree_bool): New prototype.
5606 * debug.c (do_nothing_debug_hooks): Adjust.
5607 (debug_nothing_tree_tree): Removed.
5608 (debug_nothing_tree_tree_tree_bool): New function.
5609 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5610 (gen_variable_die): Put all common vars for the
5611 same COMMON block under one DW_TAG_common_block.
5612 (declare_in_namespace): Return new context_die, for Fortran
5613 return the module DIE instead of adding extra declarations into
5615 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5616 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5617 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5619 (dwarf2out_global_decl): Don't skip Fortran global vars.
5620 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5621 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5622 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5623 DW_TAG_imported_declaration as child of previous
5624 DW_TAG_imported_module.
5625 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5626 * sdbout.c (sdb_debug_hooks): Likewise.
5627 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5629 2008-08-29 Jan Hubicka <jh@suse.cz>
5631 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5633 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5634 * ipa-cp.c (n_cloning_candidates): New static variable.
5635 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5636 (ipcp_print_all_lattices): Improve debug output.
5637 (ipcp_cloning_candidate_p): New function.
5638 (ipcp_initialize_node_lattices): Use it.
5639 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5640 (ipcp_propagate_stage): Prettier debug output.
5641 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5642 (ipcp_print_all_structures): Remove.
5643 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5644 (ipcp_insert_stage): Prettier debug output; call
5645 cgraph_remove_unreachable_nodes before propagating.
5646 (pass_ipa_cp): Schedule function removal pass.
5647 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5649 (cgraph_maybe_hot_edge_p): Move to ...
5650 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5651 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5652 (common_handle_option): Set them; enable ipa-cp when profiling.
5653 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5654 (ipa_print_all_jump_functions): Likewise.
5655 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5656 (ipa_print_node_params, ipa_print_all_params): New.
5657 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5658 ipa_print_all_param_flags): Remove.
5659 (ipa_print_node_params, ipa_print_all_params): New.
5661 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5663 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5664 change from 2008-04-03.
5665 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5667 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5670 * ira-color.c (push_allocnos_to_stack): Truncate
5671 removed_splay_allocno_vec.
5673 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5676 * ira-color (ira_fast_allocation): Don't assign hard registers to
5679 2008-08-29 Jan Hubicka <jh@suse.cz>
5682 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5683 for cold internal loops.
5685 2008-08-29 Richard Guenther <rguenther@suse.de>
5687 * tree-ssa-structalias.c (create_variable_info_for): Do not
5688 create fields for heap vars or vars with a noalias state.
5689 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5692 2008-08-29 Richard Guenther <rguenther@suse.de>
5694 * common.opt (ftree-store-ccp): Mark as preserved for
5695 backward compatibility.
5696 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5697 * tree-pass.h (pass_store_ccp): Remove.
5698 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5699 (first_vdef): Remove declaration.
5700 (get_value_loaded_by): Likewise.
5701 * tree-ssa-ccp.c (do_store_ccp): Remove.
5702 (get_default_value): Simplify as do_store_ccp is always false
5703 now. Do not initialize mem_ref.
5704 (set_value_varying): Likewise.
5705 (canonicalize_float_value): Likewise.
5706 (set_lattice_value): Likewise.
5707 (likely_value): Likewise.
5708 (surely_varying_stmt_p): Likewise.
5709 (ccp_initialize): Likewise.
5710 (ccp_lattice_meet): Likewise.
5711 (ccp_visit_phi_node): Likewise.
5712 (ccp_fold): Likewise.
5713 (evaluate_stmt): Likewise.
5714 (visit_assignment): Likewise.
5715 (ccp_visit_stmt): Likewise.
5716 (execute_ssa_ccp): Fold into ...
5717 (do_ssa_ccp): ... this.
5718 (do_ssa_store_ccp): Remove.
5719 (gate_store_ccp): Likewise.
5720 (pass_store_ccp): Likewise.
5721 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5723 * tree-ssa-propagate.c (first_vdef): Remove.
5724 (get_value_loaded_by): Likewise.
5725 (replace_vuses_in): Likewise.
5726 (substitute_and_fold): Do not call replace_vuses_in.
5727 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5729 2008-08-29 Richard Guenther <rguenther@suse.de>
5732 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5733 PARAM_NOALIAS tags with is_heapvar.
5734 * tree-ssa-operands.c (access_can_touch_variable): Offset
5735 based tests do not apply for heapvars. Fix offset test.
5737 2008-08-29 Jan Hubicka <jh@suse.cz>
5739 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5740 (-fipa-cp-clone): Enabled by default at -O3.
5741 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5742 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5744 2008-08-29 Jan Hubicka <jh@suse.cz>
5746 * tree.c (build_function_type_skip_args,
5747 build_function_decl_skip_args): New functions.
5748 * tree.h (build_function_type_skip_args,
5749 build_function_decl_skip_args): Declare.
5750 * gimple.c (giple_copy_call_skip_args): New function.
5751 (giple_copy_call_skip_args): Declare.
5753 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5754 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5755 (ipcp_node_modifiable_p): ... this one; use
5756 tree_versionable_function_p.
5757 (ipcp_create_replace_map): Improve debug output.
5758 (ipcp_need_redirect_p): Return false when not clonning.
5759 (ipcp_update_callgraph): Skip args.
5760 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5762 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5763 (save_inline_function_body): Update call of tree_function_versioning.
5764 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5765 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5767 (tree_function_versioning): Likewise.
5768 * tree-inline.h (tree_function_versioning): Update prototype.
5770 2008-08-29 Jan Hubicka <jh@suse.cz>
5772 * loop-unswitch.c (unswitch_single_loop): Use
5773 optimize_loop_for_speed_p.
5774 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5775 Use optimize_function_for_size_p.
5776 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5777 * postreload-gcse.c (eliminate_partially_redundant_load):
5778 Use optimize_bb_for_size_p.
5779 * value-prof.c (gimple_divmod_fixed_value_transform,
5780 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5781 gimple_stringops_transform): Use optimize_bb_for_size_p.
5782 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5783 * final.c (compute_alignments): Use optimize_function_for_size_p.
5784 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5785 (fold_builtin_strcpy, fold_builtin_fputs): Use
5786 optimize_function_for_size_p.
5787 * fold-const.c (tree_swap_operands_p): Use
5788 optimize_function_for_size_p.
5789 * recog.c (relax_delay_slots): Likewise.
5790 * tree-ssa-math-opts.c (replace_reciprocal):
5791 Use optimize_bb_for_speed_p.
5792 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5793 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5794 optimize_function_for_size_p.
5795 (cgraph_decide_inlining_of_small_function): Use
5796 optimize_function_for_size_p.
5797 * global.c (find_reg): Use optimize_function_for_size_p.
5798 * opts.c (decode_options): Do not clear flag_tree_ch,
5799 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5800 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5801 work it out from profile.
5802 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5803 optimize_loop_for_speed_p.
5804 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5806 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5807 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5808 * tree-eh.c (decide_copy_try_finally): Use
5809 optimize_function_for_size_p.
5810 * local-alloc.c (block_alloc): Pass BB pointer.
5811 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5812 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5813 * loop-unroll.c (decide_unrolling_and_peeling):
5814 Use optimize_loop_for_size_p.
5815 (decide_peel_completely): Likewise.
5816 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5817 optimize_loop_for_size_p.
5818 (vect_enhance_data_refs_alignment): Likewise.
5819 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5820 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5822 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5823 (try_crossjump_bb): Use optimize_bb_for_size_p.
5824 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5825 optimize_loop_for_speed_p.
5826 * bb-reorder.c (find_traces_1_round): Likewise.
5827 (copy_bb): Use optimize_bb_for_speed_p.
5828 (duplicate_computed_gotos): Likewise.
5829 * basic-block.h (optimize_loop_nest_for_size_p,
5830 optimize_loop_nest_for_speed_p): New.
5831 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5833 2008-08-29 Tristan Gingold <gingold@adacore.com>
5835 * gcov.c (main): Call expandargv.
5837 2008-08-29 Jan Hubicka <jh@suse.cz>
5839 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5841 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5843 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5844 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5846 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5848 2008-08-29 Jan Hubicka <jh@suse.cz>
5850 * tree-pass.h (pass_strip_predict_hints): Declare.
5851 * predict.c (strip_builtin_expect): Rename to ...
5852 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5853 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5854 (tree_estimate_probability): Do not strip builtin_expect.
5855 (pass_strip_predict_hints): New pass.
5856 * tree-inline.c (expand_call_inline): When inlining cold function,
5857 predict it as unlikely.
5858 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5860 2008-08-29 Richard Guenther <rguenther@suse.de>
5862 PR tree-optimization/37207
5863 * tree-vrp.c (extract_range_from_binary_expr): Also try
5864 to constant fold if only one of the operands is a constant.
5866 2008-08-29 Nick Clifton <nickc@redhat.com>
5868 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5869 the same way as SYMBOL_REFs.
5871 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5873 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5875 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5877 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5878 * config/mips/mips.md (branch_likely): Remove const. Fix
5880 (define_delay for type "branch"): Change to only apply for branch
5881 with likely variant.
5882 (define_delay for type "branch" and "branch_likely" no). New delay
5884 (equality_op): New code iterator.
5885 (bbv, bbinv): New code attributes.
5886 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5889 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5890 Andrew Pinski <pinskia@gcc.gnu.org>
5893 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5895 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5897 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5898 rule that a symbolic constant must be defined and >= 0 for the
5899 corresponding facility to be present at compile-time.
5900 * gthr-posix.c: Likewise.
5902 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5904 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5905 * config/mips/mips.md (D): New mode attribute.
5906 (mulsi3, muldi3): Merge it into ...
5907 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5908 (muldi3_mul3): New pattern.
5909 (mulsi3_mult3): Rename to mulsi3_mul3.
5911 2008-08-28 Jan Hubicka <jh@suse.cz>
5913 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5915 * predict.c (always_optimize_for_size_p): Rename to ...
5916 (optimize_function_for_size): ... this one; make extern.
5917 (optimize_function_for_speed_p): New.
5918 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5919 optimize_edge_for_size_p,optimize_edge_for_size_p,
5920 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5921 * basic-block.h (optimize_function_for_size_p,
5922 optimize_function_for_speed_p): Declare.
5923 * i386.md (optimize_size checks): Replace them by appropriate
5925 (standard_80387_constant_p, ix86_compute_frame_layout,
5926 ix86_expand_epilogue, ix86_decompose_address,
5927 print_operand, emit_i387_cw_initialization,
5928 inline_memory_move_cost, ix86_pad_returns,
5929 ix86_reorg): Replace optimize_size checks.
5931 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5933 * rtl.h (simplify_subreg_regno): Declare.
5934 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5935 * simplify-rtx.c (simplify_subreg): ...here.
5936 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5937 subreg_offset_representable_p.
5939 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5942 * c-typeck.c (convert_for_assignment): Give a note describing what
5943 was passed and what was expected.
5945 2008-08-28 Joey Ye <joey.ye@intel.com>
5947 * doc/extend.texi: Document AVX built-in functions.
5948 * doc/invoke.texi: Document -mavx.
5950 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5951 Joey Ye <joey.ye@intel.com>
5952 Xuepeng Guo <xuepeng.guo@intel.com>
5954 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5956 * config/i386/cpuid.h (bit_FMA): New.
5957 (bit_XSAVE): Likewise.
5958 (bit_OSXSAVE): Likewise.
5959 (bit_AVX): Likewise.
5961 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5962 define. Use ASM_OUTPUT_AVX_PREFIX.
5964 * config/i386/gmmintrin.h: New.
5966 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5967 (OPTION_MASK_ISA_AVX_SET): New.
5968 (OPTION_MASK_ISA_FMA_SET): Likewise.
5969 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5970 (OPTION_MASK_ISA_FMA_SET): Likewise.
5971 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5972 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5973 (pta_flags): Add PTA_AVX and PTA_FMA.
5974 (override_options): Handle PTA_AVX and PTA_FMA.
5975 (init_cumulative_args): Handle warn_avx.
5976 (classify_argument): Return 0 for COImode and OImode. Return
5977 1 and X86_64_AVX_CLASS for 256bit vector types.
5978 (examine_argument): Handle X86_64_AVX_CLASS.
5979 (construct_container): Likewise.
5980 (function_arg_advance_32): Pass OImode and 256bit vector types
5982 (function_arg_advance_64): Take a new argument to indicate if a
5983 parameter is named. Handle 256bit vector types. Return
5984 immediately for unnamed 256bit vector mode parameters.
5985 (function_arg_advance): Updated.
5986 (function_arg_32): Add comments for TImode. Handle OImode
5987 and 256bit vector types.
5988 (function_arg_64): Take a new argument to indicate if a
5989 parameter is named. Handle 256bit vector types. Return NULL
5990 for unnamed 256bit vector mode parameters.
5991 (function_arg): Updated.
5992 (setup_incoming_varargs_64): Support
5993 AVX encoding for *sse_prologue_save_insn.
5994 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5995 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5996 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5997 enabled, otherwise return -3.
5998 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6000 (print_reg): Support AVX registers. Handle 'x' and 't'.
6001 Handle 'd' to duplicate the operand.
6002 (print_operand): Likewise. Also support AVX vector compare
6004 (output_387_binary_op): Support AVX.
6005 (output_fp_compare): Likewise.
6006 (ix86_expand_vector_move_misalign): Likewise.
6007 (ix86_attr_length_vex_default): New.
6008 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6009 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6010 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6011 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6012 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6013 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6014 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6015 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6016 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6017 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6018 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6019 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6020 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6021 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6022 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6023 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6024 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6025 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6026 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6027 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6028 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6029 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6030 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6031 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6032 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6033 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6034 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6035 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6036 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6037 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6038 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6039 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6040 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6041 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6042 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6043 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6044 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6045 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6046 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6047 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6048 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6049 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6050 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6051 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6052 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6053 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6054 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6055 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6056 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6057 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6058 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6059 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6060 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6061 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6062 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6063 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6064 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6065 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6066 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6067 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6068 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6069 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6070 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6071 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6072 and IX86_BUILTIN_MOVMSKPS256,
6073 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6074 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6075 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6076 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6077 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6078 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6079 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6080 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6081 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6082 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6083 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6084 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6085 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6086 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6087 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6088 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6089 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6090 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6091 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6092 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6093 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6094 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6095 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6096 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6097 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6098 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6099 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6100 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6101 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6102 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6103 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6104 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6105 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6106 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6107 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6108 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6109 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6110 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6111 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6112 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6113 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6114 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6115 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6116 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6117 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6118 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6119 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6120 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6121 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6122 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6123 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6124 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6125 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6126 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6127 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6128 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6129 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6130 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6132 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6133 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6134 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6135 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6136 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6137 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6138 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6139 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6140 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6141 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6142 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6143 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6144 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6145 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6146 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6147 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6148 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6149 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6150 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6151 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6152 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6153 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6154 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6155 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6156 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6157 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6158 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6159 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6160 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6161 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6162 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6163 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6164 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6165 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6166 IX86_BUILTIN_MOVMSKPS256.
6167 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6168 (ix86_expand_args_builtin): Likewise.
6169 (ix86_expand_special_args_builtin): Likewise.
6170 (ix86_hard_regno_mode_ok): Handle AVX modes.
6171 (ix86_expand_vector_init_duplicate): Likewise.
6172 (ix86_expand_vector_init_one_nonzero): Likewise.
6173 (ix86_expand_vector_init_one_var): Likewise.
6174 (ix86_expand_vector_init_concat): Likewise.
6175 (ix86_expand_vector_init_general): Likewise.
6176 (ix86_expand_vector_set): Likewise.
6177 (ix86_vector_mode_supported_p): Likewise.
6178 (x86_extended_reg_mentioned_p): Check INSN_P before using
6181 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6182 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6184 * config/i386/i386.h (TARGET_AVX): New.
6185 (TARGET_FMA): Likewise.
6186 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6187 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6188 (VALID_AVX256_REG_MODE): New.
6189 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6190 (AVX_FLOAT_MODE_P): Likewise.
6191 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6192 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6193 (AVX_VEC_FLOAT_MODE_P): Likewise.
6194 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6195 (ASM_OUTPUT_OPCODE): Likewise.
6196 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6198 (SSE_REG_MODE_P): Allow 256bit vector modes.
6199 (ix86_args): Add a warn_avx field.
6201 * config/i386/i386.md (UNSPEC_PCMP): New.
6202 (UNSPEC_VPERMIL): Likewise.
6203 (UNSPEC_VPERMIL2): Likewise.
6204 (UNSPEC_VPERMIL2F128): Likewise.
6205 (UNSPEC_MASKLOAD): Likewise.
6206 (UNSPEC_MASKSTORE): Likewise.
6207 (UNSPEC_CAST): Likewise.
6208 (UNSPEC_VTESTP): Likewise.
6209 (UNSPECV_VZEROALL): Likewise.
6210 (UNSPECV_VZEROUPPER): Likewise.
6211 (XMM0_REG): Likewise.
6212 (XMM1_REG): Likewise.
6213 (XMM2_REG): Likewise.
6214 (XMM3_REG): Likewise.
6215 (XMM4_REG): Likewise.
6216 (XMM5_REG): Likewise.
6217 (XMM6_REG): Likewise.
6218 (XMM8_REG): Likewise.
6219 (XMM9_REG): Likewise.
6220 (XMM10_REG): Likewise.
6221 (XMM11_REG): Likewise.
6222 (XMM12_REG): Likewise.
6223 (XMM13_REG): Likewise.
6224 (XMM14_REG): Likewise.
6225 (XMM15_REG): Likewise.
6227 (prefix_vex_imm8): Likewise.
6228 (prefix_vex_w): Likewise.
6229 (length_vex): Likewise.
6232 (*avx_ashlti3): Likewise.
6233 (*avx_lshrti3): Likewise.
6234 (*avx_setcc<mode>): Likewise.
6235 (*fop_<mode>_comm_mixed_avx): Likewise.
6236 (*fop_<mode>_comm_avx): Likewise.
6237 (*fop_<mode>_1_mixed_avx): Likewise.
6238 (*fop_<mode>_1_avx): Likewise.
6239 (*avx_<code><mode>3): Likewise.
6240 (*avx_ieee_smin<mode>3): Likewise.
6241 (*avx_ieee_smax<mode>3): Likewise.
6242 (mode): Add OI, V8SF and V4DF.
6243 (length): Support VEX prefix.
6244 (*cmpfp_i_mixed): Set prefix attribute.
6245 (*cmpfp_i_sse): Likewise.
6246 (*cmpfp_iu_mixed): Likewise.
6247 (*cmpfp_iu_sse): Likewise.
6248 (*movsi_1): Support AVX.
6249 (*movdi_2): Likewise.
6250 (*movdi_1_rex64): Likewise.
6251 (*movti_internal): Likewise.
6252 (*movti_rex64): Likewise.
6253 (*movsf_1): Likewise.
6254 (*movdf_nointeger): Likewise.
6255 (*movdf_integer_rex64): Likewise.
6256 (*movtf_internal): Likewise.
6257 (zero_extendsidi2_32): Likewise.
6258 (zero_extendsidi2_rex64): Likewise.
6259 (*extendsfdf2_mixed): Likewise.
6260 (*extendsfdf2_sse): Likewise.
6261 (*truncdfsf_fast_mixed): Likewise.
6262 (*truncdfsf_fast_sse): Likewise.
6263 (*truncdfsf_mixed): Likewise.
6264 (fix_trunc<mode>di_sse): Likewise.
6265 (fix_trunc<mode>si_sse): Likewise.
6266 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6267 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6268 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6269 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6270 (*rcpsf2_sse): Likewise.
6271 (*rsqrtsf2_sse): Likewise.
6272 (*sqrt<mode>2_sse): Likewise.
6273 (sse4_1_round<mode>2): Likewise.
6274 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6275 Support AVX. Set length attribute properly for AVX.
6277 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6278 (VECTOR_MODES (FLOAT, 32)): Likewise.
6279 (VECTOR_MODE (INT, DI, 8)): Likewise.
6280 (VECTOR_MODE (INT, HI, 32)): Likewise.
6281 (VECTOR_MODE (INT, QI, 64)): Likewise.
6282 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6283 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6284 (VECTOR_MODE (INT, DI, 4)): Removed.
6285 (VECTOR_MODE (INT, SI, 8)): Likewise.
6286 (VECTOR_MODE (INT, HI, 16)): Likewise.
6287 (VECTOR_MODE (INT, QI, 32)): Likewise.
6288 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6289 (INT_MODE (OI, 32)): Likewise.
6291 * config/i386/i386.opt (mavx): New.
6294 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6296 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6297 (*mov<mode>_internal_avx): New.
6298 (*movv2sf_internal_rex64_avx): Likewise.
6299 (*movv2sf_internal_avx): Likewise.
6301 * config/i386/predicates.md (const_4_to_5_operand): New.
6302 (const_6_to_7_operand): Likewise.
6303 (const_8_to_11_operand): Likewise.
6304 (const_12_to_15_operand): Likewise.
6305 (avx_comparison_float_operator): Likewise.
6307 * config/i386/sse.md (AVX256MODEI): New.
6308 (AVX256MODE): Likewise.
6309 (AVXMODEQI): Likewise.
6310 (AVXMODE): Likewise.
6311 (AVX256MODEF2P): Likewise.
6312 (AVX256MODE2P): Likewise.
6313 (AVX256MODE4P): Likewise.
6314 (AVX256MODE8P): Likewise.
6315 (AVXMODEF2P): Likewise.
6316 (AVXMODEF4P): Likewise.
6317 (AVXMODEDCVTDQ2PS): Likewise.
6318 (AVXMODEDCVTPS2DQ): Likewise.
6319 (avxvecmode): Likewise.
6320 (avxvecpsmode): Likewise.
6321 (avxhalfvecmode): Likewise.
6322 (avxscalarmode): Likewise.
6323 (avxcvtvecmode): Likewise.
6324 (avxpermvecmode): Likewise.
6325 (avxmodesuffixf2c): Likewise.
6326 (avxmodesuffixp): Likewise.
6327 (avxmodesuffixs): Likewise.
6328 (avxmodesuffix): Likewise.
6329 (vpermilbits): Likewise.
6330 (pinsrbits): Likewise.
6331 (mov<mode>): Likewise.
6332 (*mov<mode>_internal): Likewise.
6333 (push<mode>1): Likewise.
6334 (movmisalign<mode>): Likewise.
6335 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6336 (avx_movdqu<avxmodesuffix>): Likewise.
6337 (avx_lddqu<avxmodesuffix>): Likewise.
6338 (<plusminus_insn><mode>3): Likewise.
6339 (*avx_<plusminus_insn><mode>3): Likewise.
6340 (*avx_vm<plusminus_insn><mode>3): Likewise.
6341 (mul<mode>3): Likewise.
6342 (*avx_mul<mode>3): Likewise.
6343 (*avx_vmmul<mode>3): Likewise.
6344 (divv8sf3): Likewise.
6345 (divv4df3): Likewise.
6346 (avx_div<mode>3): Likewise.
6347 (*avx_div<mode>3): Likewise.
6348 (*avx_vmdiv<mode>3): Likewise.
6349 (avx_rcpv8sf2): Likewise.
6350 (*avx_vmrcpv4sf2): Likewise.
6351 (sqrtv8sf2): Likewise.
6352 (avx_sqrtv8sf2): Likewise.
6353 (*avx_vmsqrt<mode>2): Likewise.
6354 (rsqrtv8sf2): Likewise.
6355 (avx_rsqrtv8sf2): Likewise.
6356 (*avx_vmrsqrtv4sf2): Likewise.
6357 (<code><mode>3): Likewise.
6358 (*avx_<code><mode>3_finite): Likewise.
6359 (*avx_<code><mode>3): Likewise.
6360 (*avx_vm<code><mode>3): Likewise.
6361 (*avx_ieee_smin<mode>3): Likewise.
6362 (*avx_ieee_smax<mode>3): Likewise.
6363 (avx_addsubv8sf3): Likewise.
6364 (avx_addsubv4df3): Likewise.
6365 (*avx_addsubv4sf3): Likewise.
6366 (*avx_addsubv2df3): Likewise.
6367 (avx_h<plusminus_insn>v4df3): Likewise.
6368 (avx_h<plusminus_insn>v8sf3): Likewise.
6369 (*avx_h<plusminus_insn>v4sf3): Likewise.
6370 (*avx_h<plusminus_insn>v2df3): Likewise.
6371 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6372 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6373 (*avx_maskcmp<mode>3): Likewise.
6374 (avx_nand<mode>3): Likewise.
6375 (*avx_<code><mode>3): Likewise.
6376 (*avx_nand<mode>3): Likewise.
6377 (*avx_<code><mode>3): Likewise.
6378 (*avx_cvtsi2ss): Likewise.
6379 (*avx_cvtsi2ssq): Likewise.
6380 (*avx_cvtsi2sd): Likewise.
6381 (*avx_cvtsi2sdq): Likewise.
6382 (*avx_cvtsd2ss): Likewise.
6383 (avx_cvtss2sd): Likewise.
6384 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6385 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6386 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6387 (*avx_cvtsi2sd): Likewise.
6388 (*avx_cvtsi2sdq): Likewise.
6389 (avx_cvtdq2pd256): Likewise.
6390 (avx_cvtpd2dq256): Likewise.
6391 (avx_cvttpd2dq256): Likewise.
6392 (*avx_cvtsd2ss): Likewise.
6393 (*avx_cvtss2sd): Likewise.
6394 (avx_cvtpd2ps256): Likewise.
6395 (avx_cvtps2pd256): Likewise.
6396 (*avx_movhlps): Likewise.
6397 (*avx_movlhps): Likewise.
6398 (avx_unpckhps256): Likewise.
6399 (*avx_unpckhps): Likewise.
6400 (avx_unpcklps256): Likewise.
6401 (*avx_unpcklps): Likewise.
6402 (avx_movshdup256): Likewise.
6403 (avx_movsldup256): Likewise.
6404 (avx_shufps256): Likewise.
6405 (avx_shufps256_1): Likewise.
6406 (*avx_shufps_<mode>): Likewise.
6407 (*avx_loadhps): Likewise.
6408 (*avx_storelps): Likewise.
6409 (*avx_loadlps): Likewise.
6410 (*avx_movss): Likewise.
6411 (*vec_dupv4sf_avx): Likewise.
6412 (*vec_concatv2sf_avx): Likewise.
6413 (*vec_concatv4sf_avx): Likewise.
6414 (*vec_setv4sf_0_avx): Likewise.
6415 (*vec_setv4sf_avx): Likewise.
6416 (*avx_insertps): Likewise.
6417 (avx_vextractf128<mode>): Likewise.
6418 (vec_extract_lo_<mode>): Likewise.
6419 (vec_extract_hi_<mode>): Likewise.
6420 (vec_extract_lo_<mode>): Likewise.
6421 (vec_extract_hi_<mode>): Likewise.
6422 (vec_extract_lo_v16hi): Likewise.
6423 (vec_extract_hi_v16hi): Likewise.
6424 (vec_extract_lo_v32qi): Likewise.
6425 (vec_extract_hi_v32qi): Likewise.
6426 (avx_unpckhpd256): Likewise.
6427 (*avx_unpckhpd): Likewise.
6428 (avx_movddup256): Likewise.
6429 (*avx_movddup): Likewise.
6430 (avx_unpcklpd256): Likewise.
6431 (*avx_unpcklpd): Likewise.
6432 (avx_shufpd256): Likewise.
6433 (avx_shufpd256_1): Likewise.
6434 (*avx_punpckhqdq): Likewise.
6435 (*avx_punpcklqdq): Likewise.
6436 (*avx_shufpd_<mode>): Likewise.
6437 (*avx_storehpd): Likewise.
6438 (*avx_loadhpd): Likewise.
6439 (*avx_loadlpd): Likewise.
6440 (*avx_movsd): Likewise.
6441 (*vec_concatv2df_avx): Likewise.
6442 (*avx_<plusminus_insn><mode>3): Likewise.
6443 (*avx_<plusminus_insn><mode>3): Likewise.
6444 (*avx_mulv8hi3): Likewise.
6445 (*avxv8hi3_highpart): Likewise.
6446 (*avx_umulv8hi3_highpart): Likewise.
6447 (*avx_umulv2siv2di3): Likewise.
6448 (*avx_mulv2siv2di3): Likewise.
6449 (*avx_pmaddwd): Likewise.
6450 (*avx_mulv4si3): Likewise.
6451 (*avx_ashr<mode>3): Likewise.
6452 (*avx_lshr<mode>3): Likewise.
6453 (*avx_ashl<mode>3): Likewise.
6454 (*avx_<code><mode>3): Likewise.
6455 (*avx_eq<mode>3): Likewise.
6456 (*avx_gt<mode>3): Likewise.
6457 (*avx_nand<mode>3): Likewise.
6458 (*avx_nand<mode>3): Likewise.
6459 (*avx_<code><mode>3): Likewise.
6460 (*avx_<code><mode>3): Likewise.
6461 (*avx_packsswb): Likewise.
6462 (*avx_packssdw): Likewise.
6463 (*avx_packuswb): Likewise.
6464 (*avx_punpckhbw): Likewise.
6465 (*avx_punpcklbw): Likewise.
6466 (*avx_punpckhwd): Likewise.
6467 (*avx_punpcklwd): Likewise.
6468 (*avx_punpckhdq): Likewise.
6469 (*avx_punpckldq): Likewise.
6470 (*avx_pinsr<avxmodesuffixs>): Likewise.
6471 (*avx_pinsrq): Likewise.
6472 (*avx_loadld): Likewise.
6473 (*vec_extractv2di_1_rex64_avx): Likewise.
6474 (*vec_extractv2di_1_avx): Likewise.
6475 (*vec_dupv2di_avx): Likewise.
6476 (*vec_concatv2si_avx): Likewise.
6477 (*vec_concatv4si_1_avx): Likewise.
6478 (*vec_concatv2di_avx): Likewise.
6479 (*vec_concatv2di_rex64_avx): Likewise.
6480 (*avx_uavgv16qi3): Likewise.
6481 (*avx_uavgv8hi3): Likewise.
6482 (*avx_psadbw): Likewise.
6483 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6484 (*avx_phaddwv8hi3): Likewise.
6485 (*avx_phadddv4si3): Likewise.
6486 (*avx_phaddswv8hi3): Likewise.
6487 (*avx_phsubwv8hi3): Likewise.
6488 (*avx_phsubdv4si3): Likewise.
6489 (*avx_phsubswv8hi3): Likewise.
6490 (*avx_pmaddubsw128): Likewise.
6491 (*avx_pmulhrswv8hi3): Likewise.
6492 (*avx_pshufbv16qi3): Likewise.
6493 (*avx_psign<mode>3): Likewise.
6494 (*avx_palignrti): Likewise.
6495 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6496 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6497 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6498 (*avx_mpsadbw): Likewise.
6499 (*avx_packusdw): Likewise.
6500 (*avx_pblendvb): Likewise.
6501 (*avx_pblendw): Likewise.
6502 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6503 (avx_ptest256): Likewise.
6504 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6505 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6506 (*avx_aesenc): Likewise.
6507 (*avx_aesenclast): Likewise.
6508 (*avx_aesdec): Likewise.
6509 (*avx_aesdeclast): Likewise.
6510 (avx_vzeroupper): Likewise.
6511 (avx_vzeroupper_rex64): Likewise.
6512 (avx_vpermil<mode>): Likewise.
6513 (avx_vpermilvar<mode>3): Likewise.
6514 (avx_vpermil2<mode>3): Likewise.
6515 (avx_vperm2f128<mode>3): Likewise.
6516 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6517 (avx_vbroadcastss256): Likewise.
6518 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6519 (avx_vinsertf128<mode>): Likewise.
6520 (vec_set_lo_<mode>): Likewise.
6521 (vec_set_hi_<mode>): Likewise.
6522 (vec_set_lo_<mode>): Likewise.
6523 (vec_set_hi_<mode>): Likewise.
6524 (vec_set_lo_v16hi): Likewise.
6525 (vec_set_hi_v16hi): Likewise.
6526 (vec_set_lo_v32qi): Likewise.
6527 (vec_set_hi_v32qi): Likewise.
6528 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6529 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6530 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6531 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6532 (vec_init<mode>): Likewise.
6533 (*vec_concat<mode>_avx): Likewise.
6534 (blendbits): Support V8SF and V4DF.
6535 (sse2_movq128): Support AVX.
6536 (<sse>_movnt<mode>): Likewise.
6537 (sse2_movntv2di): Likewise.
6538 (sse_rcpv4sf2): Likewise.
6539 (sse_sqrtv4sf2): Likewise.
6540 (sse_rsqrtv4sf2): Likewise.
6541 (<sse>_comi): Likewise.
6542 (<sse>_ucomi): Likewise.
6543 (sse_cvtss2si): Likewise.
6544 (sse_cvtss2si_2): Likewise.
6545 (sse_cvtss2siq): Likewise.
6546 (sse_cvtss2siq_2): Likewise.
6547 (sse_cvttss2si): Likewise.
6548 (sse_cvttss2siq): Likewise.
6549 (sse2_cvtsd2si): Likewise.
6550 (sse2_cvtsd2si_2): Likewise.
6551 (sse2_cvtsd2siq): Likewise.
6552 (sse2_cvtsd2siq_2): Likewise.
6553 (sse2_cvttsd2si): Likewise.
6554 (sse2_cvttsd2siq): Likewise.
6555 (sse2_cvtdq2pd): Likewise.
6556 (*sse2_cvtpd2dq): Likewise.
6557 (*sse2_cvttpd2dq): Likewise.
6558 (*sse2_cvtpd2ps): Likewise.
6559 (sse2_cvtps2pd): Likewise.
6560 (sse3_movshdup): Likewise.
6561 (sse3_movsldup): Likewise.
6562 (sse_storehps): Likewise.
6563 (*sse4_1_extractps): Likewise.
6564 (sse2_storelpd): Likewise.
6565 (vec_dupv2df_sse3): Likewise.
6566 (*vec_concatv2df_sse3): Likewise.
6567 (*sse4_1_pextrb): Likewise.
6568 (*sse4_1_pextrb_memory): Likewise.
6569 (*sse2_pextrw): Likewise.
6570 (*sse4_1_pextrw_memory): Likewise.
6571 (*sse4_1_pextrd): Likewise.
6572 (*sse4_1_pextrq): Likewise.
6573 (sse2_pshufd_1): Likewise.
6574 (sse2_pshuflw_1): Likewise.
6575 (sse2_pshufhw_1): Likewise.
6576 (*sse2_storeq_rex64): Likewise.
6577 (*vec_dupv4si): Likewise.
6578 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6579 (sse2_pmovmskb): Likewise.
6580 (*sse2_maskmovdqu): Likewise.
6581 (*sse2_maskmovdqu_rex64): Likewise.
6582 (sse_ldmxcsr): Likewise.
6583 (sse_stmxcsr): Likewise.
6584 (abs<mode>2): Likewise.
6585 (sse4_1_movntdqa): Likewise.
6586 (sse4_1_phminposuw): Likewise.
6587 (sse4_1_extendv8qiv8hi2): Likewise.
6588 (*sse4_1_extendv8qiv8hi2): Likewise.
6589 (sse4_1_extendv4qiv4si2): Likewise.
6590 (*sse4_1_extendv4qiv4si2): Likewise.
6591 (sse4_1_extendv2qiv2di2): Likewise.
6592 (*sse4_1_extendv2qiv2di2): Likewise.
6593 (sse4_1_extendv4hiv4si2): Likewise.
6594 (*sse4_1_extendv4hiv4si2): Likewise.
6595 (sse4_1_extendv2hiv2di2): Likewise.
6596 (*sse4_1_extendv2hiv2di2): Likewise.
6597 (sse4_1_extendv2siv2di2): Likewise.
6598 (*sse4_1_extendv2siv2di2): Likewise.
6599 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6600 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6601 (sse4_1_zero_extendv4qiv4si2): Likewise.
6602 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6603 (sse4_1_zero_extendv2qiv2di2): Likewise.
6604 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6605 (sse4_1_zero_extendv4hiv4si2): Likewise.
6606 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6607 (sse4_1_zero_extendv2hiv2di2): Likewise.
6608 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6609 (sse4_1_zero_extendv2siv2di2): Likewise.
6610 (*sse4_1_zero_extendv2siv2di2): Likewise.
6611 (sse4_1_ptest): Likewise.
6612 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6613 (sse4_2_pcmpestri): Likewise.
6614 (sse4_2_pcmpestrm): Likewise.
6615 (sse4_2_pcmpistri): Likewise.
6616 (sse4_2_pcmpistrm): Likewise.
6618 (aeskeygenassist): Likewise.
6620 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6622 * config/i386/predicates.md (vzeroall_operation): New.
6624 * config/i386/sse.md (avx_vzeroall): New.
6625 (*avx_vzeroall): Likewise.
6627 2008-08-28 Paul Brook <paul@codesourcery.com>
6628 Mark Shinwell <shinwell@codesourcery.com>
6629 Richard Earnshaw <richard.earnshaw@arm.com>
6631 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6632 (TARGET_MIN_ANCHOR_OFFSET): New.
6633 (arm_override_options): Set correct anchor ranges for Thumb-1
6634 and Thumb-2 if required.
6635 (legitimize_pic_address): Handle case involving a TLS symbol
6636 reference with an addend.
6637 (arm_optimization_options): Enable section anchors at -O1 and
6639 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6640 * config/arm/arm-protos.h (arm_optimization_options): New.
6642 2008-08-28 Nick Clifton <nickc@redhat.com>
6644 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6645 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6648 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6649 * config/v850/v850.md (return): Remove frame size restriction.
6651 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6653 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6655 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6657 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6659 2008-08-28 Paul Brook <paul@codesourcery.com>
6661 * config/arm/vfp11.md: Update license notice.
6662 * config/arm/cortex-r4.md: Ditto.
6664 2008-08-28 Richard Guenther <rguenther@suse.de>
6666 PR tree-optimization/37207
6667 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6670 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6673 * tree.c (int_fits_type_p): Don't forget unsigned integers
6674 of type sizetype which higher end word equals -1.
6676 2008-08-28 Ira Rosen <irar@il.ibm.com>
6678 * target.h (struct vectorize): Add new target builtin.
6679 * tree-vectorizer.c (destroy_loop_vec_info): Call
6680 vect_free_slp_instance instead of vect_free_slp_node.
6681 * tree-vectorizer.h (enum slp_load_perm_type): New.
6682 (struct _slp_instance): Add new fields.
6683 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6684 (SLP_INSTANCE_LOADS): New.
6685 (vect_free_slp_tree): Remove.
6686 (vect_free_slp_instance): Declare.
6687 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6688 (vectorizable_load): Add argument.
6689 (vect_transform_slp_perm_load): New.
6690 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6692 (vect_get_place_in_interleaving_chain): New function.
6693 (vect_free_slp_tree): Make static.
6694 (vect_free_slp_instance): New function.
6695 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6696 collect the load location in the interleaving chain.
6697 (vect_supported_slp_permutation_p): New function.
6698 (vect_supported_load_permutation_p): Likewise.
6699 (vect_analyze_slp_instance): In case of loads permutation, call
6700 vect_supported_load_permutation_p to check that the permutation is
6702 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6703 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6704 (vect_create_mask_and_perm): New function.
6705 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6706 (vectorizable_load): Add an argument. Don't keep the created vectors
6707 statements in the node if permutation is required. Call
6708 vect_transform_slp_perm_load to generate the permutation.
6709 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6710 additional argument.
6711 (vect_schedule_slp_instance): In case of loads permutation, allocate
6712 vectorized statements structure for all the related SLP nodes. Call
6713 vect_transform_stmt with addditional argument.
6714 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6715 * config/spu/spu.c (spu_builtin_vec_perm): New.
6716 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6717 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6718 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6719 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6721 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6723 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6724 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6725 __gthread_cond_signal, __gthread_cond_timedwait,
6726 __gthread_cond_timedwait_recursive): New functions.
6727 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6729 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6732 2008-08-28 Richard Guenther <rguenther@suse.de>
6735 * fold-const.c (maybe_canonicalize_comparison_1): Require
6736 undefined overflow only for canonicalizing A +- CST cmp CST.
6737 Make sure to not generate new constants that are not inside
6738 their TYPE_MIN/MAX_VALUE range.
6739 (maybe_canonicalize_comparison): Remove undefined overflow
6741 (fold_binary): Remove now duplicate folding.
6743 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6745 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6746 use not updated in the last change.
6748 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6750 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6751 (IRA_COVER_CLASSES): Add FPUL_REGS.
6753 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6756 * c-common.c (conversion_warning): Check for null operands.
6758 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6761 * c-decl.c (check_for_loop_decls): Improve error message. Give
6764 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6767 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6768 (convert_for_assignment): Pass corrent OPT_W* parameter to
6769 WARN_FOR_ASSIGNMENT.
6771 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6774 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6776 2008-08-27 Paul Brook <paul@codesourcery.com>
6778 * config.gcc: Loosen checks for arm uclinux eabi targets.
6780 2008-08-27 Paul Brook <paul@codesourcery.com>
6782 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6784 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6786 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6788 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6789 the enumerators of an ENUMERAL_TYPE.
6790 * dbxout.c (dbxout_type): Ditto.
6792 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6795 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6796 (fwprop_addr): Check that the loop_father is not the outer loop.
6798 2008-08-26 Paul Brook <paul@codesourcery.com>
6800 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6801 Remove documentation entry for fmul type.
6802 Use fmuls to annotate single-precision multiplication patterns,
6803 fmuld to annotate double-precision multiplication patterns,
6804 fmacs to annotate single-precision multiply-accumulate patterns
6805 and fmacd to annotate double-precision multiply-accumulate patterns.
6806 * config/arm/vfp11.md: Update reservations accordingly.
6807 * config/arm/arm.md: Note that certain values of the "type"
6808 attribute are documented in vfp.md.
6809 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6810 (v10_cvt): Use new fmul types.
6812 2008-08-26 Paul Brook <paul@codesourcery.com>
6814 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6815 * config/arm/vfp11.md: ...here. New.
6816 * config/arm/arm.md: Include vfp11.md.
6818 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6820 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6821 parameter to inform call.
6823 2008-08-26 Jeff Law <law@redhat.com>
6825 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6826 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6827 preferred class when copying a constant into a partial word register.
6829 2008-08-26 Ben Elliston <bje@au.ibm.com>
6831 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6832 * cp/typeck.c: Likewise.
6833 * cp/tree.c: Likewise.
6834 * gimple-low.c: Likewise.
6837 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6839 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6840 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6842 * doc/passes.texi: Describe IRA.
6844 * doc/tm.texi (IRA_COVER_CLASSES,
6845 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6847 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6848 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6849 -fira-propagate-cost, -fno-ira-share-save-slots,
6850 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6852 * flags.h (ira_algorithm): New enumeration.
6853 (flag_ira_algorithm, flag_ira_verbose): New external variable
6856 * postreload.c (gate_handle_postreload): Don't do post reload
6857 optimizations unless the reload is completed.
6859 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6862 * tree-pass.h (pass_ira): New external variable declaration.
6864 * reload.h: Add 2008 to the Copyright.
6866 * cfgloopanal.c: Include params.h.
6867 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6870 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6872 * toplev.c (ira.h): New include.
6873 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6874 (backend_init_target): Call ira_init.
6875 (backend_init): Call ira_init_once.
6876 (finalize): Call finish_ira_once.
6878 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6879 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6882 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6883 may_move_out_cost): New external variable declarations.
6884 (move_table): New typedef.
6886 * caller-save.c: Include headers output.h and ira.h.
6887 (no_caller_save_reg_set): New global variable.
6888 (save_slots_num, save_slots): New variables.
6889 (reg_save_code, reg_restore_code, add_stored_regs): Add
6891 (init_caller_save): Set up no_caller_save_reg_set.
6892 (init_save_areas): Reset save_slots_num.
6893 (saved_hard_reg): New structure.
6894 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6895 (initiate_saved_hard_regs, new_saved_hard_reg,
6896 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6898 (setup_save_areas): Add code for sharing stack slots.
6899 (all_blocks): New variable.
6900 (save_call_clobbered_regs): Process pseudo-register too.
6901 (mark_set_regs): Process pseudo-register too.
6902 (insert_one_insn): Put the insn after bb note in a empty basic
6903 block. Add insn check.
6905 * global.c (eliminable_regset): Make it external.
6906 (mark_elimination): Use DF_LR_IN for IRA.
6907 (pseudo_for_reload_consideration_p): New.
6908 (build_insn_chain): Make it external. Don't ignore spilled
6909 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6910 (gate_handle_global_alloc): New function.
6911 (pass_global_alloc): Add the gate function.
6913 * opts.c (decode_options): Set up flag_ira. Print the warning for
6915 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6917 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6919 * regmove.c (regmove_optimize): Don't do replacement of output for
6922 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6923 New external variable declarations.
6925 * local-alloc.c (update_equiv_regs): Make it external. Return
6926 true if jump label rebuilding should be done. Rescan new_insn for
6928 (gate_handle_local_alloc): New function.
6929 (pass_local_alloc): Add the gate function.
6931 * alias.c (value_addr_p, stack_addr_p): New functions.
6932 (nonoverlapping_memrefs_p): Use them for IRA.
6934 * common.opt (fira, fira-algorithm, fira-coalesce,
6935 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6936 fira-verbose): New options.
6938 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6939 move_cost, may_move_in_cost, may_move_out_cost): Make the
6941 (move_table): Remove typedef.
6942 (init_move_cost): Make it external.
6943 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6946 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6947 setup_reg_classes): New function prototypes.
6948 (eliminable_regset): New external variable declaration.
6949 (build_insn_chain, update_equiv_regs): New function prototypes.
6951 * Makefile.in (IRA_INT_H): New definition.
6952 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6953 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6954 (reload1.o, toplev.o): Add dependence on ira.h.
6955 (cfgloopanal.o): Add PARAMS_H.
6956 (caller-save.o): Add dependence on output.h and ira.h.
6957 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6958 ira-emit.o, ira-lives.o): New entries.
6960 * passes.c (pass_ira): New pass.
6962 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6964 * reload1.c (ira.h): Include the header.
6965 (changed_allocation_pseudos): New bitmap.
6966 (init_reload): Initiate the bitmap.
6967 (compute_use_by_pseudos): Permits spilled registers in FROM.
6968 (temp_pseudo_reg_arr): New variable.
6969 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6970 IRA. Call alter_reg with the additional parameter. Don't clear
6971 spilled_pseudos for IRA. Restore original insn chain for IRA.
6972 Clear changed_allocation_pseudos at the end of reload.
6973 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6974 (hard_regno_to_pseudo_regno): New variable.
6975 (count_pseudo): Check spilled pseudos. Set up
6976 hard_regno_to_pseudo_regno.
6977 (count_spilled_pseudo): Check spilled pseudos. Update
6978 hard_regno_to_pseudo_regno.
6979 (find_reg): Use better_spill_reload_regno_p. Check
6980 hard_regno_to_pseudo_regno.
6981 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6983 (eliminate_regs_1): Use additional parameter for alter_reg.
6984 (finish_spills): Set up pseudo_previous_regs only for spilled
6985 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6986 more arguments. Don't clear live_throughout and dead_or_set for
6987 spilled pseudos. Use additional parameter for alter_reg. Call
6988 mark_allocation_change. Set up changed_allocation_pseudos.
6989 Remove sanity check.
6990 (emit_input_reload_insns, delete_output_reload): Use additional
6991 parameter for alter_reg. Call mark_allocation_change.
6992 (substitute, gen_reload_chain_without_interm_reg_p): New
6994 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6996 * testsuite/gcc.dg/20080410-1.c: New file.
6998 * config/s390/s390.h (IRA_COVER_CLASSES,
6999 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7001 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7003 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7005 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7007 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7009 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7011 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7013 2008-08-24 Jeff Law <law@redhat.com>
7014 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7015 when ignoring unavailable registers.
7017 2008-08-24 Jeff Law <law@redhat.com>
7018 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7019 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7020 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7021 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7023 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7024 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7026 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7027 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7028 * reload1.c (find_reg): Process registers in register allocation order.
7030 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7031 * toplev.c (backend_init_target): Move ira_init call from
7033 (lang_dependent_init_target): ...to here.
7035 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7036 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7037 calculate memory move costs for NO_REGS.
7039 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7040 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7041 STACK_REGS is defined.
7043 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7044 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7046 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7047 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7049 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7050 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7051 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7054 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7055 Dorit Nuzman <dorit@il.ibm.com>
7057 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7058 vec_extract_evenv4sf, vec_extract_evenv8hi,
7059 vec_extract_evenv16qi, vec_extract_oddv4si,
7060 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7061 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7062 vec_interleave_highv4si, vec_interleave_lowv4si,
7063 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7064 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7065 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7067 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7070 * config/rs6000/rs6000.c (optimization_options): Don't default to
7071 section anchors without toplevel reorder.
7073 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7075 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7076 (mfc_end_critical_section): Likewise.
7078 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7080 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7081 all type qualifiers from element type to vector type.
7083 2008-08-25 David Daney <ddaney@avtrex.com>
7085 * config/mips/mips.md (immediate_insn): Move up in file, fix
7086 comment typo, reformat.
7087 (fetchop_bit, atomic_hiqi_op memory_barrier,
7088 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7089 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7090 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7091 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7092 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7093 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7094 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7095 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7096 sync_old_nand<mode>, sync_new_nand<mode>,
7097 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7098 test_and_set_12): Moved to sync.md.
7100 * config/mips/sync.md: New file.
7102 2008-08-25 Richard Henderson <rth@redhat.com>
7104 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7105 (regsave): Likewise.
7106 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7107 (output_cfi_directive): Likewise.
7108 (div_data_align): New.
7109 (output_cfi): Use it.
7111 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7113 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7114 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7115 (TARGET_OCTEON): New macro.
7116 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7117 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7118 (ISA_HAS_POP): New macro.
7119 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7121 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7123 * config/mips/mips.md (cpu): Add octeon.
7124 (type): Add pop attribute value.
7125 (popcount<mode>2): New pattern.
7126 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7128 2008-08-24 Jan Hubicka <jh@suse.cz>
7130 * doc/invoke.texi (-fipa-cp-clone): New option.
7131 (-fipa-cp): Update docs.
7132 (--param ipcp-unit-growth):New.
7133 * ipa-cp.c: Include fibheap.h, params.h
7134 (ipcp_initialize_node_lattices): When not cloning, all externally
7135 visible functions are bottom.
7136 (ipcp_need_redirect_p): Accept clones.
7137 (ipcp_insert_stage): Use cost driven heuristics.
7138 (max_count, dead_nodes): New static vars.
7139 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7140 ipcp_const_param_count): New functions.
7141 * common.opt (ipa-cp-clone): New command line option.
7142 * params.def (ipcp-unit-growth): New.
7144 2008-08-24 Jan Hubicka <jh@suse.cz>
7146 * tree-inline.c (tree_function_versioning): Look harder
7147 for referenced vars.
7149 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7151 PR tree-optimization/37185
7152 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7154 2008-08-23 Jan Hubicka <jh@suse.cz>
7156 * ipa-cp.c (ipcp_analyze_node): New function.
7157 (ipcp_update_cloned_node): Use it.
7158 (ipcp_init_stage): Likewise.
7159 * ipa-inline.c (function_insertion_hook_holder): New static var.
7160 (analyze_function): Break out from ....
7161 (inline_generate_summary): Here; register insertion hook.
7162 (cgraph_decide_inlining): Remove hook.
7163 (add_new_function): New function.
7165 2008-08-23 Jan Hubicka <jh@suse.cz>
7167 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7169 2008-08-23 Jan Hubicka <jh@suse.cz>
7171 * ipa-cp.c (constant_val_insert): Remove.
7172 (ipcp_propagate_one_const): Remove.
7173 (ipcp_create_replace_map): Always insert replacements to the map.
7174 (ipcp_insert_stage): Do not try to insert statements by hand.
7175 * tree-inline.c (insert_init_stmt): Break out from ...
7176 (setup_one_parameter): ... here; allow NULL BB pointer.
7177 (tree_function_versioning): Use setup_one_parameter to process
7180 2008-08-23 Jan Hubicka <jh@suse.cz>
7182 * tree.c (decl_address_ip_invariant_p): New function.
7183 * tree.h (decl_address_ip_invariant_p): Declare.
7184 * gimple.c (strip_invariant_refs): Break out from ...
7185 (is_gimple_invariant_address): ... here
7186 (is_gimple_ip_invariant_address): New function.
7187 (is_gimple_ip_invariant): New function.
7188 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7191 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7192 (ipcp_lat_is_insertable): All constants are insertable.
7193 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7194 IPA_CONST_VALUE_REF.
7195 (ipcp_initialize_node_lattices): Propagate all types of operands.
7196 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7197 (ipcp_create_replace_map): Reformat.
7198 (ipcp_need_redirect_p): Simplify.
7199 (ipcp_insert_stage): Check that argument is used before clonning.
7200 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7202 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7203 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7204 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7205 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7206 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7207 * tree-inline.c (tree_function_versioning): Add variables referenced
7210 2008-08-23 Jan Hubicka <jh@suse.cz>
7213 * i386.c (standard_80387_constant_p): Use optimize_size.
7215 2008-08-23 Ira Rosen <irar@il.ibm.com>
7217 PR tree-optimization/37161
7218 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7219 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7220 (vect_determine_vectorization_factor): Move the scalar type
7221 retrieval to vect_get_smallest_scalar_type.
7222 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7223 scalar type. Remove redundant computation.
7224 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7225 (vect_get_slp_defs): Take the type of RHS into account if
7226 necessary by calling vect_get_smallest_scalar_type. Call
7227 vect_get_constant_vectors with additional argument.
7229 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7232 * doc/invoke.texi (Wwrite-strings): Clarify description.
7234 2008-08-23 Ira Rosen <irar@il.ibm.com>
7236 PR tree-optimization/37174
7237 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7238 def stmt is a part of the loop before accessing its stmt_vec_info.
7240 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7243 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7244 (*swap): New insn pattern.
7245 (*ashlqi3): Rename from ashlqi3 insn pattern.
7246 (ashlqi3): New expanders.
7247 (*lshrqi3): Rename from lshrqi3 insn pattern.
7248 (lshrqi3): New expanders.
7249 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7250 lshrqi3_const5, lshrqi3_const6): New splitters.
7251 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7252 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7255 2008-08-22 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/37078
7258 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7259 [+INF, +INF] ranges.
7261 2008-08-22 Richard Guenther <rguenther@suse.de>
7263 PR tree-optimization/37143
7264 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7265 a conversion statement instead of a copy.
7267 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7270 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7271 CCCmode, CCOmode and CCSmode destination modes.
7274 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7275 from different units in a single alternative.
7276 (*vec_extractv2sf_1): Ditto.
7277 (*vec_extractv2si_0): Ditto.
7278 (*vec_extractv2si_1): Ditto.
7279 * config/i386/sse.md (sse2_storehpd): Ditto.
7280 (sse2_storelpd): Ditto.
7281 (sse2_loadhpd): Ditto.
7282 (sse2_loadlpd): Ditto.
7285 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7286 (popcountsi2): Ditto.
7287 (clzdi2_abm): Ditto.
7288 (popcountdi2): Ditto.
7289 (clzhi2_abm): Ditto.
7290 (popcounthi2): Ditto.
7292 2008-08-22 Richard Guenther <rguenther@suse.de>
7296 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7297 if the multiplication does not overflow.
7299 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7301 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7303 2008-08-21 Richard Henderson <rth@redhat.com>
7305 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7306 spurrious comma from test.
7307 * configure: Rebuild.
7309 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7312 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7315 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7317 * c-tree.h (grokfield): New argument.
7318 * c-decl.c (grokfield): Handle new location argument.
7319 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7321 2008-08-21 Richard Guenther <rguenther@suse.de>
7323 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7325 2008-08-21 Jan Hubicka <jh@suse.cz>
7327 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7328 (cgraph_add_function_insertion_hook,
7329 cgraph_remove_function_insertion_hook,
7330 cgraph_call_function_insertion_hooks): New functions.
7331 * cgraph.h (cgraph_add_function_insertion_hook,
7332 cgraph_remove_function_insertion_hook,
7333 cgraph_call_function_insertion_hooks): Declare.
7334 * ipa-reference.c (function_insertion_hook_holder): New variable.
7335 (check_operand, look_for_address_of): When checking late, do not care
7336 about module bitmaps.
7337 (add_new_function): New function.
7338 (generate_summary): Register hooks; zero module bitmaps.
7339 (propagate): Unregister hooks.
7340 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7341 (add_new_function): New function.
7342 (generate_summary): Register hook.
7343 (propagate): Remove hook.
7345 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7347 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7348 * ipa-cp.c (ipcp_update_cloned_node): New function.
7349 (build_const_val): Handle functions correctly; bring type logic
7350 into sync with tree-inline.c
7351 (ipcp_init_stage): Take care of computing stuff needed by
7352 indirect inlining; update clones.
7353 (ipcp_generate_summary): Break out of ipcp_driver.
7354 (ipcp_driver): Do only execution and transformation.
7355 (pass_ipa_cp): Make IPA_PASS.
7356 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7358 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7359 ipcp, some info is already available.
7360 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7361 * tree-inline.c (remap_ssa_name): Unshare expression.
7363 2008-08-21 Richard Guenther <rguenther@suse.de>
7365 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7366 a PHI ask VN if it is already available.
7367 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7368 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7370 2008-08-21 Richard Guenther <rguenther@suse.de>
7373 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7374 makes sure to produce a result of the correct type.
7376 2008-08-21 Jan Hubicka <jh@suse.cz>
7377 Backport from LTO branch:
7379 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7380 Jan Hubicka <jh@suse.cz>
7383 (init_state, finish_state, set_function_state, generate_summary):
7385 (scan_stmt): Renamed from scan_function. Changed to keep state in
7386 local static vars rather than cgraph aux field.
7387 (propagate): Renamed from static_execute. Changed to keep state in
7388 local static vars rather than cgraph aux field.
7389 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7390 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7392 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7394 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7395 * ipa-reference.c (init_function_info, generate_summary,
7396 propagate): New functions.
7397 (analyze_function): Call init_function_info.
7398 (static_execute): Stripped into generate_summary and propagate.
7399 (pass_ipa_reference): Made into ipa_opt_pass.
7401 2008-08-21 Richard Guenther <rguenther@suse.de>
7403 PR tree-optimization/37181
7404 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7406 (extract_range_from_unary_expr): Likewise.
7408 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7410 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7412 * toplev.h (pedwarn_at): Likewise.
7413 * builtins.c: Update all calls to pedwarn.
7414 * c-lex.c: Likewise.
7415 * toplev.c: Likewise.
7416 * c-tree.h: Likewise.
7417 * c-decl.c: Likewise.
7418 * c-errors.c: Likewise.
7419 * c-typeck.c: Likewise.
7420 * c-common.c: Likewise.
7421 * c-parser.c: Likewise.
7423 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7426 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7427 with MODE_VECTOR_INT mode.
7429 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7432 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7433 initialized outside the current module.
7434 (warn_uninitialized_var): Ignore left-hand side when walking the
7435 trees. Ignore address expressions. Examine VUSE operands in gimple
7436 statements with a variable declaration on the right-hand side.
7438 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7441 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7443 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7446 * c-common.c (conversion_warning): Do not warn if applying bit-and
7447 operator to unsigned constant that fits in the target type.
7449 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7452 * c-common.c (conversion_warning): Do not warn for artificial
7455 2008-08-20 Richard Guenther <rguenther@suse.de>
7457 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7458 (extract_range_from_binary_expr): Fall back to constant propagation.
7459 (extract_range_from_unary_expr): Likewise.
7461 2008-08-20 Richard Guenther <rguenther@suse.de>
7463 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7464 with TREE_THIS_VOLATILE on shared nodes.
7465 (fold_stmt_r): Likewise.
7467 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7470 * c-parser.c (c_parser_attributes): For keywords use canonical
7471 spelling for attr_name.
7473 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7475 * value-prof.c (check_counter): Revert wrong call to error.
7477 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7479 * profile.c: Update calls to inform.
7480 * value-prof.c: Update calls to inform.
7482 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7484 * diagnostic.c (inform): Add an explicit location_t parameter.
7485 * toplev.h (inform): Update declaration.
7486 * builtins.c: Update all calls to inform.
7487 * c-common.c: Likewise.
7488 * c-decl.c: Likewise.
7489 * c-opts.c: Likewise.
7490 * c-pch.c: Likewise.
7491 * c-pragma.c: Likewise.
7492 * c-typeck.c: Likewise.
7493 * coverage.c: Likewise.
7495 * toplev.c: Likewise.
7496 * tree-cfg.c: Likewise.
7497 * tree-ssa.c: Likewise.
7499 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7502 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7503 V2DI mode, for SSE4.1, use movq instead of vector set if the
7504 second element is zero and inter-unit moves are OK.
7506 2008-08-20 Richard Guenther <rguenther@suse.de>
7508 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7509 properly handle conversion/copy chains after tuplification.
7511 2008-08-20 Richard Guenther <rguenther@suse.de>
7513 * passes.c (init_optimization_passes): Move the second
7514 forwprop pass before alias computation. Remove the second
7515 DCE pass. Remove the first dominator and phi copy/const
7518 2008-08-20 Nick Clifton <nickc@redhat.com>
7520 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7521 support of this feature. Do not assume that a sufficiently new
7522 assembler will support the feature regardless of the target type.
7523 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7524 * configure: Regenerate.
7526 2008-08-20 Richard Guenther <rguenther@suse.de>
7528 * tree-vrp.c (found_in_subgraph): Remove.
7529 (live): New global static.
7530 (live_on_edge): New function.
7531 (blocks_visited): Remove.
7532 (register_edge_assert_for_2): Use live_on_edge.
7533 (find_conditional_asserts): Remove code dealing with
7534 found_in_subgraph. Do not walk the CFG.
7535 (find_switch_asserts): Likewise.
7536 (find_assert_locations_1): Renamed from find_assert_locations.
7537 Move finding assert locations for conditional and switch
7538 statements first. Update live bitmap. Do not walk the CFG.
7539 (find_assert_locations): New function.
7540 (insert_range_assertions): Remove entry of CFG walk.
7541 Adjust call to find_assert_locations.
7542 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7543 that only can appear because of fake exit edges but assert we
7544 never try to insert on those.
7545 (fini_pre): Do not remove fake exit edges here...
7546 (execute_pre): ...but here, before committing edge inserts.
7548 2008-08-19 Richard Guenther <rguenther@suse.de>
7550 * passes.c (init_optimization_passes): Exchange store-ccp
7553 2008-08-19 Rafael Espíndola <espindola@google.com>
7555 * varasm.c (weak_decls): Move earlier in the file.
7556 (assemble_external): Add weak decls to the weak_decls list.
7557 (declare_weak): Don't add decls to the weak_decls list.
7559 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7562 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7563 before (sse2_shufpd_<mode>).
7565 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7568 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7569 * tree.c (block_nonartificial_location): Likewise.
7571 2008-08-19 Richard Guenther <rguenther@suse.de>
7573 PR tree-optimization/35972
7574 PR tree-optimization/23094
7575 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7577 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7578 handle MISALIGNED_INDIRECT_REF.
7579 (get_ref_from_reference_ops): New helper.
7580 (vn_reference_lookup_pieces): Walk the use-def chain using the
7581 alias-oracle if requested.
7582 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7583 walking the use-def chain.
7584 (compute_avail): But not here.
7585 (create_component_ref_by_pieces_1): Properly handle
7586 MISALIGNED_INDIRECT_REF.
7587 (do_regular_insertion): Handle fully redundant
7588 expressions after PHI-translation also for SSA_NAME values, not
7589 only constants. Correctly use edoubleprime for that.
7591 2008-08-19 Ira Rosen <irar@il.ibm.com>
7593 * tree-vectorizer.c (supportable_widening_operation): Support
7594 multi-step conversion, return the number of steps in such conversion
7595 and the required intermediate types.
7596 (supportable_narrowing_operation): Likewise.
7597 * tree-vectorizer.h (vect_pow2): New function.
7598 (supportable_widening_operation): Change argument types.
7599 (supportable_narrowing_operation): Likewise.
7600 (vectorizable_type_promotion): Add an argument.
7601 (vectorizable_type_demotion): Likewise.
7602 * tree-vect-analyze.c (vect_analyze_operations): Call
7603 vectorizable_type_promotion and vectorizable_type_demotion with
7604 additional argument.
7605 (vect_get_and_check_slp_defs): Detect patterns.
7606 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7608 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7609 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7610 factor according to the smallest type in the loop.
7611 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7612 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7613 supportable_widening_operation with correct arguments.
7614 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7615 operands lists according to the number of vector statements in left
7616 or right node, if exists.
7617 (vect_gen_widened_results_half): Remove unused argument.
7618 (vectorizable_conversion): Call supportable_widening_operation,
7619 supportable_narrowing_operation, and vect_gen_widened_results_half
7620 with correct arguments.
7621 (vectorizable_assignment): Change documentation, support multiple
7623 (vectorizable_operation): Likewise.
7624 (vect_get_loop_based_defs): New function.
7625 (vect_create_vectorized_demotion_stmts): Likewise.
7626 (vectorizable_type_demotion): Support loop-aware SLP and general
7627 multi-step conversion. Call vect_get_loop_based_defs and
7628 vect_create_vectorized_demotion_stmts for transformation.
7629 (vect_create_vectorized_promotion_stmts): New function.
7630 (vectorizable_type_promotion): Support loop-aware SLP and general
7631 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7633 (vectorizable_store): Change documentation, support multiple
7635 (vectorizable_load): Likewise.
7636 (vect_transform_stmt): Pass SLP_NODE to
7637 vectorizable_type_promotion and vectorizable_type_demotion.
7638 (vect_schedule_slp_instance): Move here the calculation of number
7639 of vectorized statements for each node from...
7640 (vect_schedule_slp): ... here.
7641 (vect_transform_loop): Call vect_schedule_slp without the last
7644 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7647 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7648 to == in assert statement.
7649 (vectorizable_reduction): Fix typo.
7651 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7654 * value-prof.c (check_counter): Dereference pointer to overall
7655 count when printing it.
7657 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7659 * profile.h: Really add it.
7661 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7663 * mcf.c: Really add it.
7665 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7666 Vinodha Ramasamy <vinodha@google.com>
7668 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7670 * value-prof.c (check_counter): Fix the counter if
7671 flag_profile_correction is true.
7672 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7673 tree_mod_subtract_transform):
7674 Follow check_counter parameter change.
7675 * common.opt (fprofile-correction): New option.
7677 * profile.h: Likewise.
7678 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7679 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7680 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7682 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7683 flag_profile_correction is set.
7685 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7687 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7689 2008-08-18 Tomas Bily <tbily@suse.cz>
7691 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7692 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7694 * tree-data-ref.c (split_constant_offset_1): Likewise.
7695 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7696 * tree-sra.c (sra_walk_expr): Likewise.
7697 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7698 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7699 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7700 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7702 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7703 * tree-vect-transform.c (vectorizable_type_demotion)
7704 (vectorizable_type_promotion): Likewise.
7705 * tree-inline.c (expand_call_inline):
7706 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7707 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7708 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7709 * expr.c (expand_expr_real_1): Likewise.
7710 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7711 (gimple_assign_unary_useless_conversion_p): Likewise.
7712 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7713 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7714 * fold-const.c (fold_unary): Likewise.
7715 * tree.h (CONVERT_EXPR_P): Likewise.
7716 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7717 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7719 (register_edge_assert_for_2, extract_range_from_unary_expr)
7720 (register_edge_assert_for_1): Likewise.
7722 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7724 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7725 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7726 (enum real_value_const): Delete.
7727 (get_real_const): Delete.
7728 * real.c (get_real_const): Delete.
7729 (dconst_e_ptr): Define.
7730 (dconst_third_ptr): Define.
7731 (dconst_sqrt2_ptr): Define.
7732 * builtins.c: Update all callers.
7734 2008-08-18 Richard Guenther <rguenther@suse.de>
7736 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7737 statement iterator after statement removal.
7739 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7741 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7742 (detect_processor_freebsd): Likewise.
7743 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7745 2008-08-18 Richard Guenther <rguenther@suse.de>
7747 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7748 and loads have the correct types.
7750 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7753 * c-opts.c (cpp_opts): Remove static.
7754 * c-parser.c (cpp_opts): Declare it extern.
7755 (disable_extension_diagnostics): Handle cpp options.
7756 (enable_extension_diagnostics): Likewise.
7758 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7760 * diagnostics.c (permerror_at): Rename as permerror.
7761 (permerror): Delete.
7762 * toplev.h: Likewise.
7764 2008-08-18 Richard Guenther <rguenther@suse.de>
7766 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7767 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7768 Move call_cdce before build_alias. Move copyrename2,
7769 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7770 right after final inlining.
7771 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7772 (pass_build_cfg): But instead via TODO_dump_func.
7774 2008-08-18 Richard Guenther <rguenther@suse.de>
7776 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7778 (scalarize_init): If we failed to generate some initializers
7779 do not generate zeros for not instantiated members. Instead
7780 rely on the copy out.
7781 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7782 about missing flow-sensitive alias info only if we have
7785 2008-08-17 Nick Clifton <nickc@redhat.com>
7787 * doc/extend.texi (Function Attributes): Fix typo in description
7788 if hot function attribute.
7790 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7791 Richard Sandiford <rdsandiford@googlemail.com>
7793 * doc/install.texi (--with-mips-plt): Document.
7794 * doc/invoke.texi (-mplt, -mno-plt): Document.
7795 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7796 and handle ${with_mips_plt}.
7797 * config/mips/mips.opt (mplt): New option.
7798 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7799 (TARGET_ABICALLS_PIC2): Likewise.
7800 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7801 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7802 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7803 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7804 to decide whether to output ".option picX" directives.
7805 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7806 Pass -call_nonpic rather than -KPIC for -mplt.
7807 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7808 on the command line. Also remove it when -mabi=64 is used without
7810 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7811 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7812 TARGET_ABICALLS_PIC0.
7813 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7815 (mips16_build_function_stub): Only output ".option pic" directives
7816 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7817 (mips16_build_call_stub): Fix comment and remove redundant
7818 ".set at"/"set .noat" directives.
7819 (mips_function_rodata_section): Use the default behaviour for
7820 TARGET_ABSOLUTE_ABICALLS.
7821 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7822 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7823 (mips_restore_gp): Do nothing if the current function doesn't use
7825 (mips_expand_prologue): Only save $gp if the current function uses it.
7826 Use a normal move for TARGET_ABICALLS_PIC0.
7827 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7829 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7831 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7832 of function when handling GLOBAL_POINTER_REGNUM.
7834 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7837 * common.opt (-fstack-check): Do not declare the variable here.
7838 (-fstack-check=): New option variant.
7839 * doc/invoke.texi (Code Gen Options): Document it.
7840 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7841 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7842 (STACK_CHECK_STATIC_BUILTIN): New macro.
7843 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7844 * opts.c: Include expr.h.
7845 (common_handle_option) <OPT_fold_stack_check_>: New case.
7846 <OPT_fstack_check>: Likewise.
7847 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7848 consistently in the test for variable-sized types. Adjust for
7849 new behaviour of flag_stack_check.
7850 * explow.c: Include except.h.
7851 (allocate_dynamic_stack_space): Do not take into account
7852 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7853 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7854 for variable-sized parameters. Treat all parameters whose size is
7855 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7856 stack checking is enabled.
7857 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7858 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7859 if generic stack checking is enabled.
7860 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7861 * reload1.c (reload): Likewise.
7862 * stmt.c (expand_decl): Assert that all automatic variables have
7863 fixed size at this point and remove dead code.
7864 * flags.h (stack_check_type): New enumeration type.
7865 (flag_stack_check): Declare.
7866 * toplev.c (flag_stack_check): New global variable.
7867 * Makefile.in (opts.o): Add dependency on EXPR_H.
7868 (explow.o): Add dependency on except.h.
7870 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7872 * config/avr/avr.c (avr_override_options): Reduce value of
7873 PARAM_INLINE_CALL_COST.
7875 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7877 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7878 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7879 lieu of TYPE_MODE (type) throughout.
7881 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7883 * config/arm/arm.c (add_minipool_backward_ref): Check for
7884 8-byte-aligned entries in second case of forcing insertion after a
7885 particular entry. Change third case to avoid inserting
7886 non-8-byte-aligned entries before 8-byte-aligned ones.
7888 2008-08-15 Richard Guenther <rguenther@suse.de>
7890 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7891 strip components for unknown size accesses.
7893 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7895 * config/s390/2097.md New file.
7896 * config/s390/s390.md ("z10prop" attribute): Define none,
7897 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7898 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7899 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7900 possible values and apply them to insns as appropriate.
7901 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7902 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7903 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7904 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7905 ("bfp" mode attribute): Removed. Every occurence replaced
7907 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7908 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7911 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7914 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7917 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7919 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7920 additional argument. Support reduction when duplication is needed due
7921 to data-types of different sizes in the loop.
7922 (get_initial_def_for_induction): Fix printout.
7923 (vect_get_vec_def_for_stmt_copy): Support case where the
7924 vec_stmt_for_operand is a phi node.
7925 (vectorizable_reduction): Support reduction when duplication is needed
7926 due to data-types of different sizes in the loop.
7927 (vectorizable_call): Remove restriction to not vectorize in case we
7928 have data-types of different sizes in the loop.
7929 (vectorizable_conversion): Likewise.
7930 (vectorizable_operation): Likewise.
7931 (vectorizable_type_demotion): Likewise.
7932 (vectorizable_type_promotion): Likewise.
7933 (vectorizable_induction): Add restriction to not vectorize in case
7934 we have data-types of different sizes in the loop.
7936 2008-08-14 Christophe Saout <christophe@saout.de>
7937 Uros Bizjak <ubizjak@gmail.com>
7940 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7941 (*vec_concatv2di_rex64_sse4_1): Ditto.
7942 (*vec_concatv2di_rex64_sse): Ditto.
7944 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7947 * fold-const.c (fold_widened_comparison): Do not allow
7948 sign changes that change the result even if shorter type
7949 is wider than arg1_unw's type.
7951 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7953 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7954 Skip if the multilib testing specifies -march that does not
7955 agree with the one specified in the testcase.
7957 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7959 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7960 zero extend SImode values being converted to TFmode before passing
7963 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7965 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7966 __PPU__ when targeting the Cell/B.E. PPU processor.
7968 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7970 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7971 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7972 Rematerialize the static chain, if any.
7973 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7976 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7978 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7979 (new_loc_descr): Likewise.
7980 (add_loc_descr): Likewise.
7981 (size_of_loc_descr): Likewise.
7982 (size_of_locs): Likewise.
7983 (output_loc_operands): Likewise.
7984 (output_loc_sequence): Likewise.
7985 (new_reg_loc_descr): New.
7986 (build_cfa_loc): Use it.
7987 (build_cfa_aligned_loc): Likewise.
7988 (one_reg_loc_descriptor): Likewise.
7989 (based_loc_descr): Likewise.
7991 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7994 * doc/invoke.texi (Wmain): Update.
7995 * c-decl.c (start_decl): warn_main is only 0 or 1.
7996 (start_function): Likewise. Fix formatting.
7997 (finish_function): Delete redundant warning.
7998 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7999 * c-opts (c_common_handle_option): -Wall only has effect if
8000 warn_main is uninitialized. OPT_Wmain is automatically
8001 handled. -pedantic also enables Wmain.
8002 (c_common_post_options): Handle all logic for Wmain here.
8003 * c-common.c (warn_main): Delete.
8004 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8005 * c-common.h (warn_main): Delete.
8007 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8010 * expr.c (emit_group_store): Allocate stack temp with the
8011 largest alignment when copying from register to stack.
8013 2008-08-13 Richard Guenther <rguenther@suse.de>
8015 * tree.h (maybe_fold_offset_to_address): Declare.
8016 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8017 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8018 Likewise for POINTER_PLUS_EXPR.
8019 (maybe_fold_offset_to_reference): Enable disabled code.
8020 (maybe_fold_offset_to_address): New function.
8021 (fold_stmt_r): Use it.
8022 (fold_gimple_assign): Likewise.
8023 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8024 (gimplify_expr): Likewise.
8026 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8028 * toplev.h (pedwarn_at): Fix declaration.
8030 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8032 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8033 LINK_SPEC): Use %R in -Y P argument.
8035 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8038 * diagnostic.c (pedwarn_at): New.
8039 * toplev.h (pedwarn_at): Declare.
8040 * c-tree.h (build_enumerator): Update declaration.
8041 * c-decl.c (finish_enum): Update comment.
8042 (build_enumerator): Take a location parameter. Give a pedwarn but do
8043 not perform any conversion.
8044 * c-parser.c (c_parser_enum_specifier): Set correct location for
8047 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8050 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8051 expressions except for conversions to signed:1 bitfields. Handle
8052 COND_EXPR with constant operands.
8054 2008-08-13 Richard Guenther <rguenther@suse.de>
8056 PR tree-optimization/15255
8057 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8058 (struct oecount_s): New struct and VEC types.
8060 (oecount_hash): New function.
8061 (oecount_eq): Likewise.
8062 (oecount_cmp): Likewise.
8063 (zero_one_operation): New function.
8064 (build_and_add_sum): Likewise.
8065 (undistribute_ops_list): Perform un-distribution of multiplication
8066 and division on the chain of summands.
8067 (should_break_up_subtract): Also break up subtracts for factors.
8068 (reassociate_bb): Delete dead visited statements.
8069 Call undistribute_ops_list. Re-sort and optimize if it did something.
8070 * passes.c (init_optimization_passes): Move DSE before
8072 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8075 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8077 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8079 * doc/invoke.texi: Revert unintended checkin.
8081 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8084 * gcc.c (include_spec_function): Tweak call to find_a_file.
8086 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8089 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8090 and TRUTH_ORIF_EXPR.
8091 * dojump.c (do_jump): Likewise.
8093 PR tree-optimization/37084
8094 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8095 if id->regimplify, don't assume stmt is a cast assignment.
8097 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8099 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8101 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8104 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8107 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8109 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8110 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8112 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8113 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8114 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8115 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8116 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8118 * doc/tm.texi (Storage Layout): Remove documentation for
8119 TARGET_FLOAT_FORMAT.
8121 * simplify-rtx.c (simplify_binary_operation_1): Replace
8122 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8124 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8126 * real.h (struct real_format): New member has_sign_dependent_rounding.
8127 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8128 spu_single_format, ieee_double_format, mips_double_format,
8129 motorola_double_format, ieee_extended_motorola_format,
8130 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8131 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8132 mips_extended_format, ieee_quad_format, mips_quad_format,
8133 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8134 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8136 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8137 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8138 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8139 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8140 (ROUND_TOWARDS_ZERO): Likewise.
8142 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8143 (FLOAT_MODE_FORMAT): New macro.
8144 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8145 (MODE_COMPOSITE_P): ... this new macro.
8146 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8147 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8148 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8150 * flags.h: Include "real.h".
8152 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8153 REAL_MODE_FORMAT_COMPOSITE_P.
8154 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8156 * doc/tm.texi (Storage Layout): Remove documentation of
8157 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8158 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8159 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8160 they only apply to libgcc2.a.
8162 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8164 * config/spu/float_disf.c: New file.
8165 * config/spu/float_unsdisf.c: New file.
8166 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8167 (LIB2FUNCS_EXCLUDE): Define.
8169 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8170 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8172 * real.h (struct real_format): New member round_towards_zero.
8173 * real.c (round_for_format): Respect fmt->round_towards_zero.
8174 (ieee_single_format, mips_single_format, motorola_single_format,
8175 spu_single_format, ieee_double_format, mips_double_format,
8176 motorola_double_format, ieee_extended_motorola_format,
8177 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8178 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8179 mips_extended_format, ieee_quad_format, mips_quad_format,
8180 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8181 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8183 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8184 real_format to choose rounding mode when calling MPFR functions.
8185 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8186 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8188 * real.h (real_to_decimal_for_mode): Add prototype.
8189 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8190 Respect target rounding mode when generating decimal representation.
8191 (real_to_decimal): New stub for backwards compatibility.
8192 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8193 real_to_decimal_for_mode instead of real_to_decimal.
8195 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8197 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8198 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8200 * real.c (spu_single_format): New variable.
8201 * real.h (spu_single_format): Declare.
8203 * config/spu/spu.c (spu_override_options): Install SFmode format.
8204 (spu_split_immediate): Use integer mode to operate on pieces of
8205 floating-point values in all cases.
8207 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8208 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8209 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8211 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8213 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8215 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8217 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8219 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8222 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8223 on the VAR_DECL instead of TYPE_READONLY on its type.
8225 2008-08-12 Ira Rosen <irar@il.ibm.com>
8227 * tree-vectorizer.c: Depend on langhooks.h.
8228 (supportable_widening_operation): Add two arguments. Support double
8230 (supportable_narrowing_operation): Likewise.
8231 * tree-vectorizer.h (supportable_widening_operation): Add two
8233 (supportable_narrowing_operation): Likewise.
8234 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8235 supportable_widening_operation with correct arguments.
8236 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8237 (vectorizable_type_demotion): Support double type conversions.
8238 (vectorizable_type_promotion): Likewise.
8239 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8241 2008-08-11 Michael Matz <matz@suse.de>
8243 * i386/i386.c (override_options): Move initialisation from
8244 flag_schedule_insns_after_reload to here from ...
8245 (optimization_options): ... here.
8247 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8249 PR rtl-optimization/36998
8250 * dwarf2out.c (compute_barrier_args_size_1,
8251 compute_barrier_args_size): Temporarily remove assertions.
8253 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8256 * tree-ssa.c (struct walk_data): Add new flag
8257 warn_possibly_uninitialized.
8258 (warn_uninitialized_var): Use it.
8259 (warn_uninitialized_vars): New.
8260 (execute_early_warn_uninitialized): Call it.
8261 (execute_late_warn_uninitialized): Likewise.
8263 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8266 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8269 2008-08-09 Jan Hubicka <jh@suse.cz>
8272 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8274 (expand_fix): Be prepared for expansion to fail.
8275 (expand_sfix_optab): Remove instructions if expansion failed.
8277 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8279 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8281 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8282 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8284 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8286 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8287 mips/t-libgcc-mips16 to tmake_file.
8288 * config/mips/mips-protos.h (mips_call_type): New enum.
8289 (mips_pic_base_register, mips_got_load): Declare.
8290 (mips_restore_gp): Take an rtx argument.
8291 (mips_use_pic_fn_addr_reg_p): Declare.
8292 (mips_expand_call): Replace the sibcall_p argument with
8293 a mips_call_type argument. Add a lazy_p parameter.
8294 (mips_split_call): Declare.
8295 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8296 (MIPS16_PIC_TEMP): Likewise.
8297 (reg_class): Delete M16_NA_REGS.
8298 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8299 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8300 (mips_split_hi_p): Declare.
8301 * config/mips/mips.c (mips_split_hi_p): New array.
8302 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8303 (mips_got_symbol_type_p): New function.
8304 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8305 (mips16_stub_function_p): New function.
8306 (mips16_local_function_p): Likewise.
8307 (mips_use_pic_fn_addr_reg_p): Likewise.
8308 (mips_cannot_force_const_mem): Return false for HIGHs.
8309 Extend CONST_INT and symbolic handling to MIPS16, using
8310 mips_symbol_insns to check that the base symbol type is a
8311 legitimate constant. Reject GOT-based constants if
8312 TARGET_MIPS16_PCREL_LOADS.
8313 (mips_const_insns): Check targetm.cannot_force_const_mem when
8314 decomposing a symbolic base and a large offset.
8315 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8316 When calling a function that needs $25 from MIPS16 code,
8317 move the target address into $25 separately and add a USE
8319 (mips16_gp_pseudo_reg): Insert the initializer immediately
8320 before the first real insn.
8321 (mips_pic_base_register, mips_got_load): New functions.
8322 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8323 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8324 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8325 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8326 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8327 also passing NULL_RTX rather than const0_rtx as the aux argument.
8328 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8329 instead of TARGET_EXPLICIT_RELOCS.
8330 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8331 (mips_load_call_address): Replace the sibcall_p argument with
8332 a mips_call_type argument. Use mips_got_load.
8333 (mips16_local_alias): New structure.
8334 (mips16_local_aliases): New variable.
8335 (mips16_local_aliases_hash): New function.
8336 (mips16_local_aliases_eq): Likewise.
8337 (mips16_local_alias): Likewise.
8338 (mips16_stub_function): Likewise.
8339 (mips16_build_function_stub): Create a local alias for the target
8340 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8341 .cpload directive and an R_MIPS_NONE relocation for the target
8342 function, then load the alias rather than the function itself.
8343 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8344 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8345 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8346 (mips16_build_call_stub): Replace the FN parameter with an
8347 FN_PTR parameter. Force the address into a register if it
8348 isn't a call_insn_operand; don't rely on the caller to do this.
8349 If a call to a locally-defined and locally-binding MIPS16
8350 function must be made indirectly, redirect the call to the
8351 function's local alias. Use mips16_stub_function_p,
8352 mips16_stub_function, mips_expand_call and use_reg.
8353 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8354 Use explicit %hi and %lo accesses where possible.
8355 Use MIPS_CALL to generate the correct code form of a
8356 jal instruction. Add clobbers of $18 instead of uses.
8357 Update the call to mips_emit_call_insn.
8358 (mips_expand_call): Replace the SIBCALL_P argument with a
8359 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8360 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8361 allowing it to modify the call address. Update the calls to
8362 mips_load_call_address and mips_emit_call_insn.
8363 (mips_split_call): New function.
8364 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8365 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8366 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8367 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8368 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8370 (mips_cprestore_slot): New function.
8371 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8372 and use mips_cprestore_slot.
8373 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8375 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8376 then use a copygp_mips16 instruction to set up $28.
8377 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8378 (mips16_lay_out_constants): Call split_all_insns_noflow.
8379 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8380 false if TARGET_MIPS16.
8381 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8382 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8383 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8384 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8385 MIPS16 code. Allow MIPS16 o32 PIC.
8386 (mips_override_options): Allow MIPS16 o32 PIC.
8387 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8388 after reload if TARGET_USE_GOT.
8389 (UNSPEC_COPYGP): New constant.
8390 (length): Use a default length of 8 for MIPS16 GOT loads.
8391 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8392 (*got_page<mode>): Check mips_split_hi_p.
8393 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8394 (unspec_got<mode>, unspec_call<mode>): New expanders.
8395 (load_got<mode>, load_call<mode>): Remove the length attributes.
8396 Use a got attribute instead of a type attribute.
8397 (copygp_mips16): New insn.
8398 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8399 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8400 (sibcall, sibcall_value, call, call_value): Update the calls
8401 to mips_expand_call.
8402 (call_internal, call_value_internal): Use mips_split_call.
8403 (call_value_multiple_internal): Likewise.
8404 (call_split): Move after call_internal (the insn it is split from).
8405 (call_internal_direct, call_value_internal_direct): Turn into
8406 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8407 (call_direct_split, call_value_direct_split): New patterns.
8408 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8409 and use M16_REGS instead of M16_NA_REGS.
8410 * config/mips/predicates.md (const_call_insn_operand): Replace
8411 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8412 mips_use_pic_fn_addr_reg_p check.
8413 (move_operand): Reject HIGHs if mips_split_hi_p.
8414 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8415 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8416 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8417 * config/mips/libgcc-mips16.ver: New file.
8418 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8419 $(srcdir)/config/mips/libgcc-mips16.ver.
8421 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8423 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8425 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8426 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8427 (mips16_cfun_returns_in_fpr_p): Likewise.
8429 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8431 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8432 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8433 rather than 4 to PC.
8435 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8437 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8438 (FUNCTION_PROFILER): Save the static chain pointer into $2
8439 beforehand and restore it aftewards.
8440 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8441 address directly into $25 and call the function through $25;
8442 do not clobber $3. Pad the DImode version to cover the space
8443 left by the deleted $25 <- $3 move.
8444 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8445 the removal of the $25 <- $3 move.
8446 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8447 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8449 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8450 Daniel Jacobowitz <dan@codesourcery.com>
8452 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8453 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8454 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8455 * config/mips/mips.c (mips_start_function_definition): New function.
8456 (mips_end_function_definition): Likewise.
8457 (mips_output_function_prologue): Use mips_start_function_definition.
8458 (mips_output_function_epilogue): Use mips_end_function_definition.
8459 (build_mips16_function_stub): Use mips_start_function_definition
8460 and mips_end_function_definition.
8461 (build_mips16_call_stub): Likewise.
8463 2008-08-09 Richard Guenther <rguenther@suse.de>
8465 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8466 * gimple.h (gimple_call_fn): Adjust comment.
8467 (gimple_call_set_fndecl): New function.
8468 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8469 longer having bare FUNCTION_DECL operand.
8470 (gimple_call_return_type): Likewise.
8471 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8473 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8474 (gimple_mod_pow2): Likewise.
8475 (gimple_mod_subtract): Likewise.
8476 (gimple_ic): Likewise.
8477 (gimple_stringop_fixed_value): Likewise.
8478 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8479 longer having bare FUNCTION_DECL operand.
8480 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8481 * omp-low.c (optimize_omp_library_calls): Likewise.
8482 * cgraphunit.c (update_call_expr): Likewise.
8483 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8484 (execute_convert_to_rsqrt): Likewise.
8485 * cfgexpand.c (gimple_to_tree): Simplify.
8486 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8487 bare FUNCTION_DECL operand.
8488 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8489 (convert_gimple_call): Use gimple_call_fndecl.
8490 * c-common.c (c_warn_unused_result): Likewise.
8492 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8495 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8496 (c_finish_return): Likewise.
8497 (c_start_case): Likewise.
8498 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8499 * c-parser.c (c_parser_condition): New. Call
8500 verify_sequence_points.
8501 (c_parser_paren_condition): Call c_parser_condition.
8502 (c_parser_for_statement): Call c_parser_condition.
8504 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8507 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8508 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8509 Moved from diagnostic.h
8510 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8512 (emit_diagnostic): New.
8513 (warning0, pedwarn0): Delete.
8514 (warning, warning_at, pedwarn, permerror): Return bool.
8515 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8516 Moved to diagnostic.c.
8517 (struct diagnostic_context): Use correct type for
8518 classify_diagnostic.
8519 (diagnostic_report_diagnostic): Update declaration.
8520 (emit_diagnostic): Declare.
8521 * errors.c (warning): Return bool.
8522 * errors.h (warning): Update declaration.
8523 * toplev.h (warning0, pedwarn0): Delete.
8524 (warning, warning_at, pedwarn, permerror): Return bool.
8525 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8526 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8527 inform. Update all calls.
8528 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8529 before giving informative note.
8530 (implicit_decl_warning): Likewise.
8531 * c-typeck.c (build_function_call): Likewise.
8532 * tree-sssa.c (warn_uninit): Likewise.
8533 * builtins.c (gimplify_va_arg_expr): Likewise.
8535 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8538 * doc/invoke.texi (-Wextra): Move warning from here...
8539 (-Wuninitialized): ... to here.
8541 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8544 * flags.h (set_Wunused): Delete
8545 * toplev.c (process_options): Handle Wunused flags here.
8546 * opts.c (maybe_warn_unused_parameter): Delete.
8547 (common_handle_option): Replace set_Wunused by warn_unused.
8548 (set_Wextra): Do not handle Wunused-parameter here.
8549 (set_Wunused): Delete.
8550 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8552 * common.opt (Wunused): Add Var and Init.
8553 (Wunused-function): Likewise.
8554 (Wunused-label): Likewise.
8555 (Wunused-parameter): Likewise.
8556 (Wunused-value): Likewise.
8557 (Wunused-variable): Likewise.
8559 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8561 * doc/invoke.texi: Add cpu_type power7.
8562 * config.in (HAVE_AS_VSX): New.
8563 * config.gcc: Add cpu_type power7.
8564 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8566 * configure: Regenerate.
8567 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8569 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8570 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8571 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8573 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8575 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8576 type to vectorize.builtin_conversion.
8577 (vectorizable_conversion): Likewise.
8578 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8579 integral type as input.
8580 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8582 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8583 and ALTIVEC_BUILTIN_VCTSXS.
8584 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8587 2008-08-08 Richard Guenther <rguenther@suse.de>
8589 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8590 (surely_varying_stmt_p): Calls are varying only if they are
8591 non-builtin and not indirect or have no result.
8592 (ccp_fold): Re-instantiate code before the tuples merge.
8594 2008-08-08 Richard Guenther <rguenther@suse.de>
8596 PR tree-optimization/37056
8597 * gimple.h (gimple_assign_rhs_class): New helper function.
8598 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8599 unary operations properly.
8601 2008-08-07 Jan Hubicka <jh@suse.cz>
8603 * i386.h (ix86_size_cost): Declare.
8604 (ix86_cur_cost): New function macro.
8605 * i386.md (peepholes expanding size and splitters): Predicate by
8606 optimize_insn_for_speed_p.
8607 (peepholes reduce size and splitters): Predicate by
8608 optimize_insn_for_size_p.
8609 * i386.c (ix86_size_cost): Rename from ...
8610 (size_cost): This one.
8611 (override_options): Update.
8612 (decide_alg): Likewise.
8613 (ix86_expand_clear): Use RTL profile.
8614 (ix86_pad_returns): Use RTL profile.
8616 2008-08-07 Jan Hubicka <jh@suse.cz>
8618 * recog.c (split_all_insns): Set RTL profile
8619 (peephole2_optimize): Likewise.
8620 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8621 * combine.c (combine_instructions): Likewise.
8623 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8625 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8627 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8629 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8630 value in a6 after the set_frame_ptr insn.
8632 2008-08-07 Richard Henderson <rth@redhat.com>
8635 * gcc.c (cpp_options): Pass along -g*.
8637 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8639 * config/arm/arm.c (output_move_neon): Update comment describing
8640 big-endian vector layout.
8641 (arm_assemble_integer): Do not handle big-endian NEON vectors
8643 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8644 neon_vget_lane<mode>_sext_internal,
8645 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8646 element indices for big-endian.
8648 2008-08-07 Richard Henderson <rth@redhat.com>
8650 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8651 * configure, config.in: Rebuild.
8652 * debug.h (dwarf2out_do_cfi_asm): Declare.
8653 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8654 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8655 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8656 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8658 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8660 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8661 movv2si_internal): Combine into mov<mode>_internal.
8662 (movv2si_internal_2): Remove.
8664 2008-08-07 Jan Hubicka <jh@suse.cz>
8667 * i386.md (single stringop patterns): Enable unconditionally.
8669 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8672 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8674 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8675 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8677 * config/i386/sse.md (sse2_movq128): New.
8679 * doc/extend.texi: Document __builtin_ia32_movq128.
8681 2008-08-07 Richard Guenther <rguenther@suse.de>
8684 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8685 pointers can access anything.
8687 2008-08-06 Jan Hubicka <jh@suse.cz>
8689 * optabs.c (emit_unop_insn): Break out to ...
8690 (maybe_emit_unop_insn): ... this one.
8691 (expand_sfix_optab): Use maybe variant.
8692 * optabs.h (maybe_emit_unop_insn): Declare.
8694 * i386.md (mov0 patterns): Enable by default.
8695 (FP conversion expanders): Disable expansion of code expanding
8696 sequences when instruction should be optimized for size.
8697 (single strinop patterns): Enable when optimizing for size.
8698 (string expanders): Disable expanding of code expanding sequences
8699 when optimizning instruction for size.
8700 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8702 (ix86_fp_comparison_sahf_cost): Likewise.
8703 (ix86_expand_branch): Likewise.
8704 (ix86_expand_ashl_const): Likewise.
8705 (ix86_split_ashl): Likewise.
8706 (ix86_expand_strlen): Likewise.
8707 (ix86_emit_fp_unordered_jump): Likewie.
8709 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8711 * c-common.c: Fix typo.
8712 (c_common_reswords): Activate more C++ keyword warnings.
8714 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8716 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8719 * diagnostic.c (permerror_at): New.
8720 * toplev.h (permerror_at): Declare.
8722 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8723 Ira Rosen <irar@il.ibm.com>
8725 * tree-vect-transform.c (vect_model_simple_cost): Return
8726 immediately if stmt is pure SLP.
8727 (vect_model_store_cost): Ditto.
8728 (vect_model_load_cost): Ditto.
8729 (vectorizable_store): Remove PURE_SLP check before call
8730 to vect_model_store_cost.
8731 (vect_model_store_cost): When checking whether stmt describe
8732 strided access, add a check that it is not slp_node.
8734 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8737 * c-common.c (warn_for_sign_compare): New. Handle separately the
8738 case that 'constant' is zero.
8739 * c-typeck.c (build_binary_op): Move code to c-common.c
8741 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8743 * config/alpha/alpha.c (alpha_preferred_reload_class,
8744 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8745 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8746 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8747 * config/arm/arm.md: Likewise.
8748 * config/avr/avr-protos.h (preferred_reload_class,
8749 test_hard_reg_class, avr_simplify_comparison_p,
8750 out_shift_with_cnt, class_max_nregs): Likewise.
8751 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8752 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8753 preferred_reload_class, test_hard_reg_class): Likewise.
8754 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8755 bfin_memory_move_cost, bfin_secondary_reload,
8756 bfin_output_mi_thunk): Likewise.
8757 * config/crx/crx.c (crx_secondary_reload_class,
8758 crx_memory_move_cost): Likewise.
8759 * config/frv/frv-protos.h (frv_secondary_reload_class,
8760 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8761 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8762 frv_secondary_reload_class, frv_class_likely_spilled_p,
8763 frv_class_max_nregs): Likewise.
8764 * config/h8300/h8300.c (h8300_classify_operand,
8765 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8767 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8768 * config/ia64/ia64.c (ia64_preferred_reload_class,
8769 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8770 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8771 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8773 * config/m68hc11/m68hc11.c (preferred_reload_class,
8774 m68hc11_memory_move_cost): Likewise.
8775 * config/mcore/mcore.c (mcore_secondary_reload_class,
8776 mcore_reload_class): Likewise.
8777 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8778 mips_class_max_nregs, mips_cannot_change_mode_class,
8779 mips_preferred_reload_class, mips_secondary_reload_class,
8780 mips_output_mi_thunk): Likewise.
8781 * config/mmix/mmix.c (mmix_preferred_reload_class,
8782 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8784 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8786 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8787 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8788 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8789 * config/rs6000/rs6000.c (paired_expand_vector_init,
8790 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8791 compare_section_name, rs6000_memory_move_cost): Likewise.
8792 * config/s390/s390.c (s390_emit_compare_and_swap,
8793 s390_preferred_reload_class, s390_secondary_reload,
8794 legitimize_pic_address, legitimize_tls_address,
8795 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8796 s390_class_max_nregs): Likewise.
8797 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8798 * config/s390/s390.md: Likewise.
8799 * config/score/score-protos.h (score_secondary_reload_class,
8800 score_preferred_reload_class): Likewise.
8801 * config/score/score.c (score_preferred_reload_class,
8802 score_secondary_reload_class): Likewise.
8803 * config/score/score3.c (score3_output_mi_thunk,
8804 score3_preferred_reload_class, score3_secondary_reload_class,
8805 score3_hard_regno_mode_ok): Likewise.
8806 * config/score/score3.h (score3_preferred_reload_class,
8807 score3_secondary_reload_class): Likewise.
8808 * config/score/score7.c (score7_output_mi_thunk,
8809 score7_preferred_reload_class, score7_secondary_reload_class,
8810 score7_hard_regno_mode_ok): Likewise.
8811 * config/score/score7.h (score7_preferred_reload_class,
8812 score7_secondary_reload_class): Likewise.
8813 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8814 output_branchy_insn, add_constant, gen_block_redirect,
8815 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8816 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8817 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8818 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8819 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8820 xstormy16_preferred_reload_class): Likewise.
8821 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8822 xtensa_expand_atomic, override_options,
8823 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8825 * reorg.c (try_merge_delay_insns): Likewise.
8826 * tree.c (merge_dllimport_decl_attributes): Likewise.
8828 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8830 2008-08-06 Michael Matz <matz@suse.de>
8832 * Makefile.in (write_entries_to_file): Quote words.
8833 * gengtype.c: (read_input_line): Skip over leading white-space.
8835 2008-08-06 Marc Gauthier <marc@tensilica.com>
8837 * config.gcc: Match more processor names for Xtensa.
8838 * configure.ac: Likewise.
8839 * doc/install.texi (Specific): Likewise.
8840 * configure: Regenerate.
8842 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8844 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8845 * calls.c (avoid_likely_spilled_reg): Likewise.
8846 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8847 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8848 * config/i386/i386.c (ix86_expand_special_args_builtin,
8849 ix86_secondary_reload): Likewise.
8850 * except.c (struct eh_region, gen_eh_region_catch,
8851 remove_unreachable_regions, duplicate_eh_regions,
8852 assign_filter_values, build_post_landing_pads,
8853 sjlj_find_directly_reachable_regions, remove_eh_handler,
8854 reachable_next_level, foreach_reachable_handler,
8855 can_throw_internal_1, can_throw_external_1,
8856 collect_one_action_chain): Likewise.
8857 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8858 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8859 * function.c (update_temp_slot_address, instantiate_new_reg,
8860 instantiate_virtual_regs_in_rtx,
8861 instantiate_virtual_regs_in_insn): Likewise.
8862 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8863 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8864 gimplify_cleanup_point_expr): Likewise.
8865 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8866 * passes.c (next_pass_1): Likewise.
8867 * print-tree.c (print_node_brief, print_node): Likewise.
8868 * profile.c (branch_prob): Likewise.
8869 * tree-dump.c (dump_register): Likewise.
8870 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8872 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8873 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8874 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8875 copy_arguments_for_versioning, copy_static_chain): Likewise.
8876 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8877 add_new_name_mapping, register_new_name_mapping): Likewise.
8878 * tree-mudflap.c (mf_xform_derefs): Likewise.
8879 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8880 get_init_expr, combine_chains): Likewise.
8881 * tree-pretty-print.c (dump_generic_node): Likewise.
8882 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8883 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8884 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8885 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8887 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8890 * calls.c (expand_call): Use the biggest preferred stack
8893 2008-08-06 Michael Matz <matz@suse.de>
8896 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8897 for reused reload, instead of overwriting them.
8899 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8902 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8903 for incoming stack boundary.
8905 * function.c (assign_parm_find_entry_rtl): Update
8906 parm_stack_boundary.
8908 * function.h (rtl_data): Add parm_stack_boundary.
8910 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8911 parm_stack_boundary for incoming stack boundary.
8913 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8915 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8916 for unrepresentable subregs or treat them as equal to other regs
8917 or subregs with the same register number.
8919 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8922 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8925 2008-08-06 Jan Hubicka <jh@suse.cz>
8927 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8928 frequencies might be hot.
8930 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8932 * reload.c (find_reloads): Force constants into literal pool
8933 also if they are wrapped in a SUBREG.
8935 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8938 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8939 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8940 Don't allow predicated instructions for data speculation.
8941 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8944 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8946 * haifa-sched.c (extend_global): Split to extend_global_data and
8947 extend_region_data. Update all uses.
8948 (extend_all): Rename to extend_block_data.
8950 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8952 * sched-rgn.c (new_ready): Check if instruction can be
8953 speculatively scheduled before attempting speculation.
8954 (debug_rgn_dependencies): Remove wrongful assert.
8956 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8958 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8960 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8962 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8963 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8964 va_size, and type_size.
8966 2008-08-04 Jason Merrill <jason@redhat.com>
8969 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8970 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8972 2008-08-05 Richard Henderson <rth@redhat.com>
8974 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8975 * configure: Rebuild.
8977 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8980 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8981 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8984 2008-08-05 Richard Henderson <rth@redhat.com>
8986 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8987 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8988 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8989 * common.opt (fdwarf2-cfi-asm): New.
8990 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8991 * config.in, configure: Rebuild.
8992 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8993 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8995 (dw2_force_const_mem): Externalize.
8996 * dwarf2asm.h: Update.
8997 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8998 generate a real label.
8999 (output_cfi_directive): New.
9000 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9001 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9002 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9004 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9005 (output_loc_operands_raw, output_loc_sequence_raw): New.
9006 (output_cfa_loc_raw): New.
9008 2008-08-05 Paul Brook <paul@codesourcery.com>
9010 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9011 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9012 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9013 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9014 * config/arm/arm.h (TARGET_VFPD32): Define.
9015 (TARGET_VFP3): Use TARGET_VFPD32.
9016 (fputype): Add FPUTYPE_VFP3D16.
9017 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9018 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9019 * config/arm/arm-cores.def: Add cortex-r4f.
9020 * config/arm/arm-tune.md: Regenerate.
9022 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9024 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9025 Reword some comments throughout the file.
9027 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9028 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9029 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9030 MFC_MIN_DMA_LIST_ELEMENTS.
9031 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9032 MFC_MAX_DMA_LIST_ELEMENTS.
9034 (MFC_START_ENABLE): Remove PPU-only define.
9035 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9036 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9038 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9039 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9040 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9041 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9042 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9043 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9044 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9046 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9047 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9048 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9049 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9051 (spu_read_machine_status): Fix typo.
9053 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9055 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9056 SUBREG of multi-word hard register.
9057 * config/spu/spu.c (valid_subreg): Likewise.
9058 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9060 2008-08-04 Richard Guenther <rguenther@suse.de>
9062 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9063 the candidate with the stripped base if that base is different
9064 from the original base even for offset zero.
9066 2008-08-04 Richard Guenther <rguenther@suse.de>
9069 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9070 check for no_overflow.
9072 2008-08-04 Richard Guenther <rguenther@suse.de>
9074 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9076 2008-08-04 Paul Brook <paul@codesourcery.com>
9078 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9079 (arm_order_regs_for_local_alloc): New function.
9080 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9082 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9084 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9087 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9088 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9089 (ix86_expand_epilogue): Likewise.
9091 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9093 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9096 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9099 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9100 (*movv2sf_internal_rex64): Ditto.
9102 2008-08-03 Jan Hubicka <jh@suse.cz>
9104 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9105 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9106 * expmed.c (expand_smod_pow2): Likewise.
9108 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9111 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9112 alternative 0 of operand 1.
9113 (*vec_concatv2di_rex64_sse): Ditto.
9114 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9116 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9117 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9118 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9119 (*movv2sf_internal_rex64): Ditto.
9121 2008-08-02 Richard Guenther <rguenther@suse.de>
9124 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9125 (ssedoublesizemode): New mode attribute.
9126 (sse_shufps): Call gen_sse_shufps_v4sf.
9127 (sse_shufps_1): Macroize.
9128 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9129 (sse2_shufpd_1): Macroize.
9130 (vec_extract_odd, vec_extract_even): New expanders.
9131 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9132 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9133 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9134 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9135 (ix86_expand_vector_set): Likewise.
9136 (ix86_expand_reduc_v4sf): Likewise.
9138 2008-08-01 Doug Kwan <dougkwan@google.com>
9140 * matrix-reorg.c: Re-enable all code.
9141 (struct malloc_call_data): Change CALL_STMT to gimple type.
9142 (collect_data_for_malloc_call): Tuplify.
9143 (struct access_site_info): Change STMT to gimple type.
9144 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9145 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9146 (struct free_info): Change STMT to gimple type.
9147 (struct matrix_access_phi_node): Change PHI to gimple type.
9148 (get_inner_of_cast_expr): Remove.
9149 (may_flatten_matrices_1): Tuplify.
9150 (may_flatten_matrices): Ditto.
9151 (mark_min_matrix_escape_level): Ditto.
9152 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9153 (ssa_accessed_in_call_rhs): New
9154 (ssa_accessed_in_assign_rhs): New
9155 (record_access_alloc_site_info): Tuplify.
9156 (add_allocation_site): Ditto.
9157 (analyze_matrix_allocation_site): Ditto.
9158 (analyze_transpose): Ditto.
9159 (get_index_from_offset): Ditto.
9160 (update_type_size): Ditto.
9161 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9162 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9163 (analyze_accesses_for_phi_node): Tuplify.
9164 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9165 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9166 (analyze_matrix_accesses): Tuplify.
9167 (check_var_data): New call-back type for check_var_notmodified_p.
9168 (check_var_notmodified_p): Tuplify and use call-back struct to
9169 return statement found.
9170 (can_calculate_expr_before_stmt): Factor out statement related code
9172 (can_calculate_stmt_before_stmt): New.
9173 (check_allocation_function): Tuplify.
9174 (find_sites_in_func): Ditto.
9175 (record_all_accesses_in_func): Ditto.
9176 (transform_access_sites): Ditto.
9177 (transform_allocation_sites): Ditto.
9178 (matrix_reorg): Re-enable.
9179 (gate_matrix_reorg): Re-enable.
9181 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9183 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9184 for labels for which it hasn't been set yet. If it has been set,
9185 stop walking insns and continue with next worklist item.
9186 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9187 if the only BARRIER is at the very end of a function.
9189 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9191 * cfgexpand.c (expand_stack_alignment): Assert that
9192 stack_realign_drap and drap_rtx must match.
9194 * function.c (instantiate_new_reg): If DRAP is used to realign
9195 stack, replace virtual_incoming_args_rtx with internal arg
9198 2008-08-01 Richard Guenther <rguenther@suse.de>
9200 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9201 loop information only if we initialized it.
9202 (execute_pre): Call fini_pre with in_fre.
9203 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9204 if we do not unroll because we hit max-completely-peeled-insns.
9205 Use our estimation for consistency, do allow shrinking.
9207 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9209 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9210 with MIN_STACK_BOUNDARY.
9211 (ix86_update_stack_boundary): Likewise.
9212 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9215 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9216 (MIN_STACK_BOUNDARY): This.
9218 2008-08-01 Richard Guenther <rguenther@suse.de>
9221 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9223 2008-08-01 Richard Guenther <rguenther@suse.de>
9225 PR tree-optimization/36988
9226 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9227 do not matter if that doesn't change volatile qualification.
9229 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9231 * configure.ac: Do not generate libada-mk. Do not subst
9233 * libada-mk.in: Remove.
9234 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9235 * configure: Regenerate.
9237 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9239 * tree-pass.h: Added comment about not dumping passes with name
9240 starting with star in struct opt_pass.
9241 * passes.c (register_dump_files_1): Don't do dump for a pass with
9242 name starting with star.
9243 * doc/passes.texi (Pass manager): Mention pass names and special
9244 meaning of star prefix to avoid dump.
9246 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9248 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9250 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9251 (ISA_MIPS64R2): New macro.
9252 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9253 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9254 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9255 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9256 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9257 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9258 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9259 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9260 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9261 Move up to keep list alphabetically sorted.
9262 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9263 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9265 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9266 (-march=@var{arch}): Add mips64r2.
9268 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9270 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9272 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9274 * expr.c (expand_assignment): Check for complete type.
9276 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9279 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9281 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9282 for stack alignment.
9284 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9286 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9288 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9289 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9291 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9293 PR rtl-optimization/36419
9294 * dwarf2out.c (barrier_args_size): New variable.
9295 (compute_barrier_args_size, compute_barrier_args_size_1): New
9297 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9298 if not called yet in the current function, use barrier_args_size
9299 array to find the new args_size value.
9300 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9302 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9305 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9308 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9311 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9312 (dwarf2out_stack_adjust): Use it.
9313 (dwarf2out_frame_debug_expr): Likewise.
9315 2008-07-31 Richard Guenther <rguenther@suse.de>
9317 PR tree-optimization/36978
9318 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9319 the generated condition.
9321 2008-07-31 Richard Guenther <rguenther@suse.de>
9323 * passes.c (init_optimization_passes): Always call
9324 pass_early_warn_uninitialized.
9325 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9326 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9327 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9329 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9332 * builtins.c (maybe_emit_free_warning): New function.
9333 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9334 maybe_emit_free_warning for BUILT_IN_FREE.
9337 * dwarf2out.c (get_context_die): New function.
9338 (force_decl_die, force_type_die): Use it.
9339 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9340 returns NULL, force generation of DW_TAG_typedef and put that into
9343 PR preprocessor/36649
9344 * c-pch.c (c_common_read_pch): Save and restore
9345 line_table->trace_includes across PCH restore.
9347 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9350 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9352 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9355 * final.c (call_from_call_insn): Handle COND_EXEC.
9357 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9359 * builtins.c (std_gimplify_va_arg_expr): Replace
9360 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9361 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9363 2008-07-30 Joey Ye <joey.ye@intel.com>
9364 H.J. Lu <hongjiu.lu@intel.com>
9366 * builtins.c (expand_builtin_setjmp_receiver): Replace
9367 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9368 (expand_builtin_apply_args_1): Likewise.
9369 (expand_builtin_longjmp): Need DRAP for stack alignment.
9370 (expand_builtin_apply): Likewise.
9372 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9373 instead of assign_stack_local to allow alignment reduction.
9375 * calls.c (emit_call_1): Need DRAP for stack alignment if
9377 (expand_call): Replace virtual_incoming_args_rtx with
9378 crtl->args.internal_arg_pointer.
9379 * stmt.c (expand_nl_goto_receiver): Likewise.
9381 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9382 alignment and store to stack_alignment_estimated and
9383 max_used_stack_slot_alignment.
9384 (expand_one_var): Likewise.
9385 (expand_stack_alignment): New function.
9386 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9387 and stack_alignment_estimated fields in rtl_data. Call
9388 expand_stack_alignment at end.
9390 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9391 (MAX_STACK_ALIGNMENT): Likewise.
9392 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9393 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9395 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9396 stack alignment when generating virtual registers.
9398 * function.c (assign_stack_local): Renamed to ...
9399 (assign_stack_local_1): This. Add a parameter to indicate
9400 if it is OK to reduce alignment.
9401 (assign_stack_local): Use it.
9402 (instantiate_new_reg): Instantiate virtual incoming args rtx
9403 to vDRAP if stack realignment and DRAP is needed.
9404 (assign_parms): Collect parameter/return type alignment and
9405 contribute to stack_alignment_estimated.
9406 (locate_and_pad_parm): Likewise.
9407 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9408 with crtl->args.internal_arg_pointer.
9410 * function.h (rtl_data): Add new field drap_reg,
9411 max_used_stack_slot_alignment, stack_alignment_estimated,
9412 stack_realign_needed, need_drap, stack_realign_processed and
9413 stack_realign_finalized.
9414 (stack_realign_fp): New macro.
9415 (stack_realign_drap): Likewise.
9417 * global.c (compute_regsets): Frame pointer is needed when
9418 stack is realigned. Can eliminate frame pointer when stack is
9419 realigned and dynamic realigned argument pointer isn't used.
9421 * reload1.c (update_eliminables): Frame pointer is needed
9422 when stack is realigned.
9423 (init_elim_table): Can eliminate frame pointer when stack is
9424 realigned and dynamic realigned argument pointer isn't used.
9426 * rtl.h (assign_stack_local_1): Declare new funtion.
9428 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9429 (TARGET_GET_DRAP_RTX): Likewise.
9430 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9431 TARGET_GET_DRAP_RTX.
9433 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9435 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9436 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9438 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9439 H.J. Lu <hongjiu.lu@intel.com>
9441 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9442 vdrap_reg, stack_realign and drap_reg_saved.
9443 (add_cfi): Don't allow redefining CFA when DRAP is used.
9444 (reg_save): Handle stack alignment.
9445 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9446 alignment. Don't generate DWARF information for (set fp sp)
9448 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9450 (int_loc_descriptor): Move prototype forward. Also define if
9451 DWARF2_UNWIND_INFO is true.
9452 (output_cfa_loc): Handle DW_CFA_expression.
9453 (build_cfa_aligned_loc): New.
9454 (based_loc_descr): Update assert for stack realign. For local
9455 variables, use sp+offset when stack is aligned without drap and
9456 fp+offset when stack is aligned with drap. For arguments, use
9457 cfa+offset when drap is used to align stack.
9459 2008-07-30 Joey Ye <joey.ye@intel.com>
9460 H.J. Lu <hongjiu.lu@intel.com>
9462 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9464 (ix86_gen_andsp): New.
9465 (ix86_user_incoming_stack_boundary): Likewise.
9466 (ix86_default_incoming_stack_boundary): Likewise.
9467 (ix86_incoming_stack_boundary): Likewise.
9468 (ix86_can_eliminate): Likewise.
9469 (find_drap_reg): Likewise.
9470 (ix86_update_stack_boundary): Likewise.
9471 (ix86_get_drap_rtx): Likewise.
9472 (ix86_finalize_stack_realign_flags): Likewise.
9473 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9474 (TARGET_GET_DRAP_RTX): Likewise.
9475 (override_options): Overide option value for new options.
9476 (ix86_function_ok_for_sibcall): Remove check for
9477 force_align_arg_pointer.
9478 (ix86_handle_cconv_attribute): Likewise.
9479 (ix86_function_regparm): Likewise.
9480 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9481 (ix86_va_start): Replace virtual_incoming_args_rtx with
9482 crtl->args.internal_arg_pointer.
9483 (ix86_select_alt_pic_regnum): Check DRAP register.
9484 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9485 (ix86_compute_frame_layout): Compute frame layout wrt stack
9487 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9488 (ix86_expand_prologue): Decide if stack realignment is needed
9489 and generate prologue code accordingly.
9490 (ix86_expand_epilogue): Generate epilogue code wrt stack
9491 realignment is really needed or not.
9493 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9494 (ABI_STACK_BOUNDARY): Likewise.
9495 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9496 (STACK_REALIGN_DEFAULT): Likewise.
9497 (INCOMING_STACK_BOUNDARY): Likewise.
9498 (MAX_STACK_ALIGNMENT): Likewise.
9499 (ix86_incoming_stack_boundary): Likewise.
9500 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9501 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9502 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9503 (machine_function): Remove force_align_arg_pointer.
9505 * config/i386/i386.md (BX_REG): New.
9506 (R13_REG): Likewise.
9508 * config/i386/i386.opt (mforce_drap): New.
9509 (mincoming-stack-boundary): Likewise.
9510 (mstackrealign): Add Init(-1).
9512 * config/i386/i386-protos.h (ix86_can_eliminate): New
9514 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9516 * doc/extend.texi: Update force_align_arg_pointer.
9518 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9521 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9522 (INCOMING_STACK_BOUNDARY): Likewise.
9523 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9524 (TARGET_GET_DRAP_RTX): Likewise.
9526 2008-07-30 Andreas Schwab <schwab@suse.de>
9528 PR rtl-optimization/36929
9529 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9530 add_insn_before and fix argument order.
9531 (replace_inc_dec_mem): Handle NULL rtx.
9533 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9535 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9537 (arm_compute_initial_elimination_offset): Use it.
9538 (arm_compute_save_reg_mask): Include static chain save slot when
9539 calculating alignment.
9540 (arm_get_frame_offsets): Ditto.
9541 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9542 that we can use to decrement the stack when the stack decrement
9543 could be too big for an immediate value in a single insn.
9544 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9546 2008-07-30 Richard Guenther <rguenther@suse.de>
9548 PR tree-optimization/36967
9549 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9550 Release defs of statements we remove.
9552 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9554 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9555 instead of NULL_RTVEC.
9557 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9561 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9564 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9566 * final.c (call_from_call_insn): New.
9567 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9569 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9571 * configure.ac: Substitute ADA_CFLAGS.
9572 * configure: Regenerate.
9573 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9574 * Makefile.in: Remove mention of X_* variables.
9575 * config/pa/x-ada-hpux10: Remove.
9576 * config/pa/x-ada: Remove.
9578 * doc/fragments.texi: Update.
9580 2008-07-30 Olivier Hainque <hainque@adacore.com>
9582 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9583 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9584 __dso_handle explicitly here.
9586 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9589 * c-typeck.c (build_binary_op): Encapsulate code into...
9590 * c-common.c (shorten_binary_op): ...this new function.
9591 (conversion_warning): Use the new function. Handle non-negative
9592 constant in bitwise-and.
9593 * c-common.h (shorten_binary_op): Declare.
9595 2008-07-30 Olivier Hainque <hainque@adacore.com>
9597 * scan.c (make_sstring_space): Add explicit conversions of
9598 allocator's return value.
9599 * fix-header.c (recognized_function): Likewise.
9601 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9603 * doc/cpp.texi: Update to GFDL 1.2.
9604 * doc/gcc.texi: Do not list GPL as Invariant Section.
9605 * doc/gccint.texi: Likewise. Update copyright years.
9606 * doc/install.texi: Update copyright years.
9608 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9611 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9612 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9614 2008-07-29 Jan Hubicka <jh@suse.cz>
9616 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9617 (grokdeclarator): Likewise.
9618 * langhooks.c (lhd_warn_unused_global_decl): Use
9619 DECL_DECLARED_INLINE_P.
9620 * print-tree.c (print_node): Remove DECL_INLINE check.
9622 2008-07-29 Richard Guenther <rguenther@suse.de>
9624 PR tree-optimization/36945
9625 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9626 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9627 Record invariant addresses un-decomposed.
9628 (copy_reference_ops_from_call): Record reference call
9629 arguments properly. Simplify.
9630 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9631 helper split out from ...
9632 (create_component_ref_by_pieces): ... here. Simplify.
9633 Prepare for recursive invocation for call arguments.
9634 (create_expression_by_pieces): Adjust call to
9635 create_component_ref_by_pieces.
9636 (compute_avail): Process operand 2 of reference ops.
9638 2008-07-29 Richard Guenther <rguenther@suse.de>
9640 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9642 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9644 * c-format.c (check_format_types): Revert unwanted checkin.
9646 2008-07-29 Jan Hubicka <jh@suse.cz>
9648 * flags.h (flag_really_no_inline): Remove.
9649 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9650 * toplev.c (flag_really_no_inline): Remove.
9651 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9652 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9653 (cgraph_decide_inlining_incrementally): Likewise.
9654 (compute_inline_parameters): Likewise.
9655 * opts.c (decode_options): Simplify.
9656 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9657 * common.opt (finline): Initialize to 1.
9658 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9660 2008-07-29 Jan Hubicka <jh@suse.cz>
9662 * predict.c (always_optimize_for_size_p): New function.
9663 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9664 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9665 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9667 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9668 * function.c (prepare_function_start): Set default profile.
9669 * function.h (rtl_data): Add maybe_hot_insn_p.
9670 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9671 (construct_exit_block): Likewise.
9672 (tree_expand_cfg): Likewise.
9674 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9675 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9676 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9677 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9680 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9683 * c-decl.c (merge_decls): Merge USED flags.
9685 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9687 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9688 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9689 next_stack, lab_false and lab_over trees.
9691 2008-07-28 Richard Guenther <rguenther@suse.de>
9693 PR tree-optimization/36957
9694 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9695 (useless_type_conversion_p): Remove.
9696 (types_compatible_p): Remove.
9697 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9698 (useless_type_conversion_p): Declare.
9699 (types_compatible_p): Declare.
9700 (gimple_expr_type): Return the base type only if it is
9701 trivially convertible to the subtype.
9703 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9705 * configure.ac: Use the m4_do macro to concatenate the warnings into
9706 one string in ACX_PROG_CC_WARNING_OPTS,
9707 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9708 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9709 * configure: Regenerate.
9711 2008-07-28 Richard Guenther <rguenther@suse.de>
9713 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9714 (insert_fake_stores): Remove.
9715 (realify_fake_stores): Likewise.
9716 (execute_pre): Remove dead code.
9717 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9718 (find_func_aliases): Deal with it here instead.
9719 Re-enable gcc_unreachable call.
9721 2008-07-28 Richard Guenther <rguenther@suse.de>
9723 Merge from gimple-tuples-branch.
9725 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9726 * gimple.def: New file.
9727 * gsstruct.def: Likewise.
9728 * gimple-iterator.c: Likewise.
9729 * gimple-pretty-print.c: Likewise.
9730 * tree-gimple.c: Removed. Merged into ...
9731 * gimple.c: ... here. New file.
9732 * tree-gimple.h: Removed. Merged into ...
9733 * gimple.h: ... here. New file.
9735 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9736 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9737 --enable-checking=gimple flag.
9738 * config.in: Likewise.
9739 * configure: Regenerated.
9741 * tree-ssa-operands.h: Tuplified.
9742 * tree-vrp.c: Likewise.
9743 * tree-loop-linear.c: Likewise.
9744 * tree-into-ssa.c: Likewise.
9745 * tree-ssa-loop-im.c: Likewise.
9746 * tree-dump.c: Likewise.
9747 * tree-complex.c: Likewise.
9748 * cgraphbuild.c: Likewise.
9749 * tree-ssa-threadupdate.c: Likewise.
9750 * tree-ssa-loop-niter.c: Likewise.
9751 * tree-pretty-print.c: Likewise.
9752 * tracer.c: Likewise.
9753 * gengtype.c: Likewise.
9754 * tree-loop-distribution.c: Likewise.
9755 * tree-ssa-loop-unswitch.c: Likewise.
9756 * cgraph.c: Likewise.
9757 * cgraph.h: Likewise.
9758 * tree-ssa-loop-manip.c: Likewise.
9759 * value-prof.c: Likewise.
9760 * tree-ssa-loop-ch.c: Likewise.
9761 * tree-tailcall.c: Likewise.
9762 * value-prof.h: Likewise.
9765 * tree-pass.h: Likewise.
9766 * ipa-cp.c: Likewise.
9767 * tree-scalar-evolution.c: Likewise.
9768 * tree-scalar-evolution.h: Likewise.
9769 * target.h: Likewise.
9770 * lambda-mat.c: Likewise.
9771 * tree-phinodes.c: Likewise.
9772 * diagnostic.h: Likewise.
9773 * builtins.c: Likewise.
9774 * tree-ssa-alias-warnings.c: Likewise.
9775 * cfghooks.c: Likewise.
9776 * fold-const.c: Likewise.
9777 * cfghooks.h: Likewise.
9778 * omp-low.c: Likewise.
9779 * tree-ssa-dse.c: Likewise.
9780 * ipa-reference.c: Likewise.
9781 * tree-ssa-uncprop.c: Likewise.
9782 * toplev.c: Likewise.
9783 * tree-gimple.c: Likewise.
9784 * tree-gimple.h: Likewise.
9785 * tree-chrec.c: Likewise.
9786 * tree-chrec.h: Likewise.
9787 * tree-ssa-sccvn.c: Likewise.
9788 * tree-ssa-sccvn.h: Likewise.
9789 * cgraphunit.c: Likewise.
9790 * tree-ssa-copyrename.c: Likewise.
9791 * tree-ssa-ccp.c: Likewise.
9792 * tree-ssa-loop-ivopts.c: Likewise.
9793 * tree-nomudflap.c: Likewise.
9794 * tree-call-cdce.c: Likewise.
9795 * ipa-pure-const.c: Likewise.
9796 * c-format.c: Likewise.
9797 * tree-stdarg.c: Likewise.
9798 * tree-ssa-math-opts.c: Likewise.
9799 * tree-ssa-dom.c: Likewise.
9800 * tree-nrv.c: Likewise.
9801 * tree-ssa-propagate.c: Likewise.
9802 * ipa-utils.c: Likewise.
9803 * tree-ssa-propagate.h: Likewise.
9804 * tree-ssa-alias.c: Likewise.
9805 * gimple-low.c: Likewise.
9806 * tree-ssa-sink.c: Likewise.
9807 * ipa-inline.c: Likewise.
9808 * c-semantics.c: Likewise.
9809 * dwarf2out.c: Likewise.
9811 * tree-ssa-loop-ivcanon.c: Likewise.
9812 * predict.c: Likewise.
9813 * tree-ssa-loop.c: Likewise.
9814 * tree-parloops.c: Likewise.
9815 * tree-ssa-address.c: Likewise.
9816 * tree-ssa-ifcombine.c: Likewise.
9817 * matrix-reorg.c: Likewise.
9818 * c-decl.c: Likewise.
9819 * tree-eh.c: Likewise.
9820 * c-pretty-print.c: Likewise.
9821 * lambda-trans.c: Likewise.
9822 * function.c: Likewise.
9823 * langhooks.c: Likewise.
9824 * ebitmap.h: Likewise.
9825 * tree-vectorizer.c: Likewise.
9826 * function.h: Likewise.
9827 * langhooks.h: Likewise.
9828 * tree-vectorizer.h: Likewise.
9829 * ipa-type-escape.c: Likewise.
9830 * ipa-type-escape.h: Likewise.
9831 * domwalk.c: Likewise.
9832 * tree-if-conv.c: Likewise.
9833 * profile.c: Likewise.
9834 * domwalk.h: Likewise.
9835 * tree-data-ref.c: Likewise.
9836 * tree-data-ref.h: Likewise.
9837 * tree-flow-inline.h: Likewise.
9838 * tree-affine.c: Likewise.
9839 * tree-vect-analyze.c: Likewise.
9840 * c-typeck.c: Likewise.
9841 * gimplify.c: Likewise.
9842 * coretypes.h: Likewise.
9843 * tree-ssa-phiopt.c: Likewise.
9844 * calls.c: Likewise.
9845 * tree-ssa-coalesce.c: Likewise.
9846 * tree.def: Likewise.
9847 * tree-dfa.c: Likewise.
9848 * except.c: Likewise.
9849 * except.h: Likewise.
9850 * cfgexpand.c: Likewise.
9851 * tree-cfgcleanup.c: Likewise.
9852 * tree-ssa-pre.c: Likewise.
9853 * tree-ssa-live.c: Likewise.
9854 * tree-sra.c: Likewise.
9855 * tree-ssa-live.h: Likewise.
9856 * tree-predcom.c: Likewise.
9857 * lambda.h: Likewise.
9858 * tree-mudflap.c: Likewise.
9859 * ipa-prop.c: Likewise.
9860 * print-tree.c: Likewise.
9861 * tree-ssa-copy.c: Likewise.
9862 * ipa-prop.h: Likewise.
9863 * tree-ssa-forwprop.c: Likewise.
9864 * ggc-page.c: Likewise.
9865 * c-omp.c: Likewise.
9866 * tree-ssa-dce.c: Likewise.
9867 * tree-vect-patterns.c: Likewise.
9868 * tree-ssa-ter.c: Likewise.
9869 * tree-nested.c: Likewise.
9870 * tree-ssa.c: Likewise.
9871 * lambda-code.c: Likewise.
9872 * tree-ssa-loop-prefetch.c: Likewise.
9873 * tree-inline.c: Likewise.
9874 * tree-inline.h: Likewise.
9875 * tree-iterator.c: Likewise.
9876 * tree-optimize.c: Likewise.
9877 * tree-ssa-phiprop.c: Likewise.
9878 * tree-vect-transform.c: Likewise.
9879 * tree-object-size.c: Likewise.
9880 * tree-outof-ssa.c: Likewise.
9881 * cfgloop.c: Likewise.
9882 * system.h: Likewise.
9883 * tree-profile.c: Likewise.
9884 * cfgloop.h: Likewise.
9885 * c-gimplify.c: Likewise.
9886 * c-common.c: Likewise.
9887 * tree-vect-generic.c: Likewise.
9888 * tree-flow.h: Likewise.
9889 * c-common.h: Likewise.
9890 * basic-block.h: Likewise.
9891 * tree-ssa-structalias.c: Likewise.
9892 * tree-switch-conversion.c: Likewise.
9893 * tree-ssa-structalias.h: Likewise.
9894 * tree-cfg.c: Likewise.
9895 * passes.c: Likewise.
9896 * ipa-struct-reorg.c: Likewise.
9897 * ipa-struct-reorg.h: Likewise.
9898 * tree-ssa-reassoc.c: Likewise.
9899 * cfgrtl.c: Likewise.
9900 * varpool.c: Likewise.
9902 * tree-ssanames.c: Likewise.
9903 * tree-ssa-threadedge.c: Likewise.
9904 * langhooks-def.h: Likewise.
9905 * tree-ssa-operands.c: Likewise.
9906 * config/alpha/alpha.c: Likewise.
9907 * config/frv/frv.c: Likewise.
9908 * config/s390/s390.c: Likewise.
9909 * config/m32c/m32c.c: Likewise.
9910 * config/m32c/m32c-protos.h: Likewise.
9911 * config/spu/spu.c: Likewise.
9912 * config/sparc/sparc.c: Likewise.
9913 * config/i386/i386.c: Likewise.
9914 * config/sh/sh.c: Likewise.
9915 * config/xtensa/xtensa.c: Likewise.
9916 * config/stormy16/stormy16.c: Likewise.
9917 * config/ia64/ia64.c: Likewise.
9918 * config/rs6000/rs6000.c: Likewise.
9919 * config/pa/pa.c: Likewise.
9920 * config/mips/mips.c: Likewise.
9922 2008-07-28 Simon Baldwin <simonb@google.com>
9924 * c-pragma.c (handle_pragma_message): New function.
9925 (init_pragma): Register handle_pragma_message.
9926 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9929 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9931 PR tree-optimization/35252
9932 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9933 REALPART_EXPR to be considered as same load operation.
9935 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9937 PR tree-optimization/36830
9938 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9939 (expressions_equal_p): Return false if only one operand is null.
9941 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9943 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9944 version requirements.
9946 2008-07-26 Olivier Hainque <hainque@adacore.com>
9948 * collect2.c (symkind): New enum. Symbol kinds we care about.
9949 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9950 code and head comment accordingly.
9951 (scan_prog_file): Use symkind names instead of bare integers.
9953 2008-07-25 Jan Hubicka <jh@suse.cz>
9955 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9957 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9958 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9959 * dojump.c (clear_pending_stack_adjust): Likewise.
9960 * print-tree.c (print_node): Ignore DECL_INLINE.
9961 * tree-inline.c (inlinable_function_p): Likewise.
9963 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9965 * doc/extend.texi (hot attribute): Document that the hot attribute
9966 turns on -O3 for some ports.
9967 (cold attribute): Document that the cold attribute turns on -Os
9970 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9971 reflect function specific option support.
9973 * target.h (struct target_option_hooks): Add fields to say whether
9974 the cold attribute implies -Os and the hot attribute implies -O3.
9976 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9977 By default, do not turn on -Os for cold functions.
9978 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9979 not turn on -O3 for hot functions.
9981 * c-common.c (handle_hot_attribute): Use target hook to determine
9982 if hot functions should enable -O3.
9983 (handle_cold_attribute): Use target hook to determine if cold
9984 functions should enable -Os.
9986 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9987 (override_options): Move disable scheduling to
9988 optimization_options.
9989 (optimization_options): Disable scheduling here, not
9991 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9992 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9994 * config/ia64/ia64.c (ia64_override_options): Move setting
9995 scheduling flags to ia64_optimization_options.
9996 (ia64_optimization_options): Disable scheduling options here, and
9997 not in ia64_override_options.
9998 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9999 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10001 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10004 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10006 2008-07-25 Martin Jambor <mjambor@suse.cz>
10008 PR tree-optimization/36926
10009 * ipa-prop.c (ipa_analyze_call_uses): Call
10010 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10012 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10014 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10015 movv2si_internal): Add mem = reg alternative.
10017 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10020 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10021 DEFAULT_PCC_STRUCT_RETURN to 127.
10023 2008-07-24 Jan Hubicka <jh@suse.cz>
10025 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10026 (build_cgraph_edges): Likewise.
10027 * cgraph.c (cgraph_node): Do not update assembler hash.
10028 (cgraph_remove_node): Drop non-unit-at-a-time code.
10029 * tree-pass.h (pass_O0_always_inline): Remove.
10030 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10031 * toplev.c (process_options): Flag unit-at-a-time does not imply
10032 no section anchors.
10033 * cgraphunit.c: Update comments.
10034 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10035 (cgraph_assemble_pending_functions): Remove.
10036 (cgraph_reset_node): Drop non-unit-at-a-time code.
10037 (cgraph_finalize_function): Likewise.
10038 (cgraph_analyze_function): Likewise.
10039 (cgraph_finalize_compilation_unit): Likewise.
10040 (cgraph_expand_function): Likewise.
10041 (cgraph_optimize): Likesise.
10042 (save_inline_function_body): Likewise.
10043 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10044 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10045 * ipa-inline.c: Update comments.
10046 (enum inlining_mode): remove INLINE_SPEED.
10047 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10048 (cgraph_mark_inline_edge): Likewise.
10049 (try_inline): Likewise.
10050 (cgraph_decide_inlining_incrementally): Likewise.
10051 (cgraph_gate_inlining): Remove.
10052 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10053 (cgraph_gate_early_inlining): Likewise.
10054 (gate_inline_passes): Remove.
10055 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10056 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10057 pass_O0_always_inline): Remove.
10058 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10059 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10060 * opts.c (no_unit_at_a_time_default): Remove.
10061 (decode_options): Remove flag_unit_at_a_time reset and warning.
10062 * opts.h (no_unit_at_a_time_default): Remove.
10063 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10064 early in GNU dialect.
10065 (merge_decls): Update comment; drop unit-at-a-time check.
10066 (finish_decl): Likewise.
10067 (grok_declaration): Remove flag_inline_trees code.
10068 (finish_functions): Return on function returning non-void on all
10070 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10071 * cfgexpand.c (expand_one_static_var): Remove.
10072 (expand_one_var): Remove expand_one_static_var call.
10073 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10074 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10075 and flag_unit_at_a-time compatibility checks.
10076 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10077 * tree-inline.c (flag_inline_trees): Remove.
10078 (inlinable_function_p): Don't check it.
10079 (expand_call_inline): Remove non-unit-at-a-time code.
10080 * tree-inline.h (flag_inline_trees): Remove.
10081 * tree-optimize.c (execute_early_local_optimizations): Remove
10082 unit-at-a-time checks.
10083 (tree_rest_of_compilation): Likewise.
10084 * combine.c (setup_incoming_promotions): Likewise.
10085 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10086 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10087 * passes.c (pass_inline_parameters): Update comments; remove
10088 O0_alwaysinline pass.
10089 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10090 (execute_one_pass): Likewise.
10091 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10092 (ix86_function_sseregparm): Likewise.
10093 * arm.c (arm_function_in_section_p): Likewise.
10094 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10095 * varpool.c: Update comments.
10096 (decide_is_variable_needed): Remove unit-at-a-time checks.
10097 (varpool_finalize_decl): Likewise.
10099 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10101 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10102 to 2 instead of -1.
10103 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10105 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10107 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10108 imp symbol extension.
10110 2008-07-23 Ian Lance Taylor <iant@google.com>
10112 * tree-vrp.c (infer_value_range): Ignore asm statements when
10113 looking for memory accesses for -fdelete-null-pointer-checks.
10115 2008-07-24 Ben Elliston <bje@au.ibm.com>
10117 * config/spu/spu-c.c (__vector_keyword): New variable.
10118 (vector_keyword): Likewise.
10119 (spu_categorize_keyword): New function.
10120 (spu_macro_to_expand): Likewise.
10121 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10122 compiling an ISO C dialect.
10124 2008-07-24 Ben Elliston <bje@au.ibm.com>
10126 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10127 conventional usage.
10129 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10131 * configure: Regenerate.
10132 * configure.ac: Require texinfo 4.7.
10133 * doc/install.texi: Document texinfo 4.7 requirement.
10135 2008-07-23 Martin Jambor <mjambor@suse.cz>
10137 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10138 rather than for DECL_SAVED_TREE.
10139 * ipa-prop.c: Include diagnostic.h.
10140 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10142 (ipa_detect_param_modifications): Function rewritten from scratch.
10143 (ipa_compute_jump_functions): Changed accesses to modification flags.
10144 (ipa_free_node_params_substructures): Update flags destruction.
10145 (ipa_node_duplication_hook): Update flags duplication.
10146 (ipa_print_all_params_modified): Updated flag access.
10147 * ipa-prop.h (struct ipa_param_flags): New structure.
10148 (struct ipa_node_params): New field modification_analysis_done,
10149 modified_flags changed into param_flags.
10150 (ipa_is_ith_param_modified): Changed to use new flags.
10151 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10153 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10154 ipa-cp.c and split into two functions.
10155 (ipa_print_node_jump_functions): New function.
10156 (compute_scalar_jump_functions): New function.
10157 (type_like_member_ptr_p): New function.
10158 (compute_pass_through_member_ptrs): New function.
10159 (fill_member_ptr_cst_jump_function): New function.
10160 (determine_cst_member_ptr): New function.
10161 (compute_cst_member_ptr_arguments): New function.
10162 (ipa_compute_jump_functions): Complete rewrite.
10163 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10164 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10165 (struct ipa_member_ptr_cst): New structure.
10166 (union jump_func_value): New field member_cst.
10167 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10168 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10169 jump function types.
10170 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10171 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10172 instead of ipcp_print_all_jump_functions.
10173 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10174 only for replacable scalars.
10176 * doc/invoke.texi (Optimize options): Add description of
10177 -findirect-inlining.
10178 * common.opt (flag_indirect_inlining): New flag.
10179 * opts.c (decode_options): Set flag_indirect_inlining when
10182 * ipa-inline.c: Include ipa-prop.h.
10183 (inline_indirect_intraprocedural_analysis): New function.
10184 (inline_generate_summary): Allocate parameter and argument info
10185 structures, call inline_indirect_intraprocedural_analysis on each
10186 node when doing indirect inlining and deallocate indirect inlining
10187 data structures in the end.
10188 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10189 (free_all_ipa_structures_after_iinln): New function.
10190 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10192 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10194 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10195 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10196 of computing the frequency separately.
10197 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10198 of computing the frequency separately.
10199 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10200 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10201 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10202 (ipa_get_stmt_member_ptr_load_param): New function.
10203 (ipa_is_ssa_with_stmt_def): New function.
10204 (ipa_note_param_call): New function.
10205 (ipa_analyze_call_uses): New function.
10206 (ipa_analyze_stmt_uses): New function.
10207 (ipa_analyze_params_uses): New function.
10208 (ipa_free_node_params_substructures): Also free the param_calls linked
10210 (ipa_node_duplication_hook): Also duplicate the param_calls
10212 (ipa_print_node_param_flags): New function.
10213 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10214 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10215 * ipa-prop.h (struct ipa_param_flags): New field called.
10216 (struct ipa_param_call_note): New structure.
10217 (struct ipa_node_params): New fields param_calls and
10218 uses_analysis_done.
10219 (ipa_is_ith_param_called): New function.
10220 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10221 ipa_analyze_params_uses and dump parameter flags.
10223 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10224 ipa_propagate_indirect_call_infos if performing indirect inlining,
10225 pass a new parameter new_edges to it.
10226 (add_new_edges_to_heap): New fucntion.
10227 (cgraph_decide_inlining_of_small_functions): New vector
10228 new_indirect_edges for newly found indirect edges , call
10229 ipa_propagate_indirect_call_infos after inlining.
10230 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10231 inlining if performing indirect inlining. Call
10232 free_all_ipa_structures_after_iinln when doing so too.
10233 (inline_generate_summary): Do not call
10234 free_all_ipa_structures_after_iinln here.
10235 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10236 (print_edge_addition_message): New function.
10237 (update_call_notes_after_inlining): New function.
10238 (propagate_info_to_inlined_callees): New function.
10239 (ipa_propagate_indirect_call_infos): New function.
10240 * ipa-prop.h: Include cgraph.h
10241 (struct ipa_param_call_note): Fields reordered, new field processed.
10242 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10243 flag indirect_call.
10244 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10245 rediscovered call statements.
10246 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10247 (dump_cgraph_node): Dump also the indirect_call flag.
10248 (cgraph_clone_edge): Copy also the indirect_call flag.
10249 * tree-inline.c (copy_bb): Do not check for fndecls from call
10250 expressions, check for edge availability when moving clones.
10251 (get_indirect_callee_fndecl): New function.
10252 (expand_call_inline): If callee declaration is not apprent from
10253 the statement, try calling get_indirect_callee_fndecl. Do not
10254 issue warnings or call sorry when not inlinings an indirect edge.
10255 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10257 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10258 bit more frandly to matching.
10259 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10260 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10261 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10263 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10266 * opth-gen.awk: Suppress function specific features when building
10268 * optc-gen.awk: Ditto.
10270 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10273 * diagnostic.c (pedwarn): Add opt parameter.
10275 * c-tree.h (pedwarn_init): Add opt parameter.
10276 (pedwarn_c90): Likewise.
10277 (pedwarn_c99): Likewise.
10278 * c-errors.c (pedwarn_c99): Likewise.
10279 (pedwarn_c90): Likewise.
10280 * toplev.h (pedwarn): Update declaration.
10281 (pedwarn0): Declare.
10282 * c-lex.c: All calls to pedwarn changed.
10283 * builtins.c: All calls to pedwarn changed.
10284 * toplev.c: All calls to pedwarn changed.
10285 * c-decl.c: All calls to pedwarn changed.
10286 * c-typeck.c: All calls to pedwarn changed.
10287 * c-common.c: All calls to pedwarn changed.
10288 * c-parser.c: All calls to pedwarn changed.
10290 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10291 Karthik Kumar <karthikkumar@gmail.com>
10293 * attribs.c (file scope): Include c-common.h.
10294 (decl_attributes): Add support for #pragma GCC optimize and
10295 #pragma GCC option.
10297 * targhooks.c (default_can_inline_p): New function that is the
10298 default for the TARGET_CAN_INLINE_P target hook.
10300 * targhooks.h (default_can_inline_p): Add declaration.
10302 * tree.c (cl_optimization_node): New static tree for building
10303 OPTIMIZATION_NODE tree.
10304 (cl_target_option_node): New static tree for building
10305 TARGET_OPTION_NODE tree.
10306 (cl_option_hash_table): New hash table for hashing
10307 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10308 (cl_option_hash_hash): New function to provide the hash value for
10309 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10310 (cl_option_hash_eq): New function to provide an equality test for
10311 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10312 (tree_code_size): Add support for OPTIMIZATION_NODE and
10313 TARGET_OPTION_NODE trees.
10314 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10315 TARGET_OPTION_NODE trees.
10316 (build_optimization_node): Build a tree that has all of the
10317 current optimization options.
10318 (build_target_option_node): Build a tree that has the target
10319 options that might be changed on a per function basis.
10321 * tree.h (file scope): Include options.h.
10322 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10323 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10324 (TREE_OPTIMIZATION): Ditto.
10325 (TREE_TARGET_SPECIFIC): Ditto.
10326 (struct tree_function_decl): Add fields for remembering the
10327 current optimization options and target specific options.
10328 (struct tree_optimization_option): New tree variant that remembers
10329 the optimization options.
10330 (struct tree_target_option): New tree variant that remembers the
10331 target specific flags that might change for compiling a particular
10333 (union tree_node): Include tree_optimization_option and
10334 tree_target_option fields.
10335 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10336 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10337 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10338 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10339 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10340 optimization and target options.
10341 (optimization_default_node): New macro to refer to global_trees
10343 (optimization_current_node): Ditto.
10344 (optimization_cold_node): Ditto.
10345 (optimization_hot_node): Ditto.
10346 (target_option_default_node): Ditto.
10347 (target_option_current_node): Ditto.
10348 (current_option_pragma): Ditto.
10349 (current_optimize_pragma): Ditto.
10351 * target.h (struct gcc_target): Add valid_option_attribute_p,
10352 target_option_save, target_option_restore, target_option_print,
10353 target_option_pragma_parse, and can_inline_p hooks.
10355 * toplev.h (parse_optimize_options): Add declaration.
10356 (fast_math_flags_struct_set_p): Ditto.
10358 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10359 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10362 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10363 tree_can_inline_p hook to see if one function can inline another.
10364 (cgraph_decide_inlining): Ditto.
10365 (cgraph_decide_inlining_incrementally): Ditto.
10367 * opts.c (decode_options): Add support for running multiple times
10368 to allow functions with different target or optimization options
10369 than was specified on the command line.
10370 (fast_math_flags_struct_set_p): New function that is similar to
10371 fast_math_flags_set_p, except it uses the values in the
10372 cl_optimization structure instead of global variables.
10374 * optc-gen.awk: Add support for TargetSave to allow a back end to
10375 declare new fields that need to be saved when using function
10376 specific options. Include flags.h and target.h in the options.c
10377 source. Add support for Save to indicate which options can be set
10378 for individual functions. Generate cl_optimize_save,
10379 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10380 cl_target_option_restore, cl_target_option_print functions to
10381 allow functions to use different optimization or target options.
10383 * opt-functions.awk (var_type_struct): Return the type used for
10384 storing the field in a structure.
10386 * opth-gen.awk: Add support for TargetSave to allow a back end to
10387 declare new fields that need to be saved when using function
10388 specific options. Add support for Save to indicate which options
10389 can be set for individual functions. Only generate one extern for
10390 Mask fields. Generate cl_optimization and cl_target_option
10391 structures to remember optimization and target options.
10393 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10394 collecting new tree nodes.
10395 (TS_TARGET_OPTION): Ditto.
10397 * c-decl.c (merge_decls): Merge function specific target and
10398 optimization options.
10400 * function.c (invoke_set_current_function_hook): If the function
10401 uses different optimization options, change the global variables
10404 * coretypes.h (struct cl_optimization): Add forward reference.
10405 (struct cl_target_option): Ditto.
10407 * c-pragma.c (option_stack): New static vector to remember the
10408 current #pragma GCC option stack.
10409 (handle_pragma_option): New function to support #pragma GCC option
10410 to change target options.
10411 (optimize_stack): New static vector to remember the current
10412 #pragma GCC optimize stack.
10413 (handle_pragma_optimize): New function to support #pragma GCC
10414 optimize to change optimization options.
10415 (init_pragma): Add support for #pragma GCC optimize and #pragma
10418 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10419 optimization options.
10420 (TARGET_OPTION_NODE): New tree code for remembering certain target
10423 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10424 TARGET_OPTION_NODE trees.
10426 * common.opt (-O): Add Optimization flag.
10428 (-fmath-errno): Ditto.
10429 (-falign-functions): Add UInteger flag to make sure flag gets full
10430 int in cl_optimization structure.
10431 (-falign-jumps): Ditto.
10432 (-falign-labels): Ditto.
10433 (-falign-loops): Ditto.
10434 (-fsched-stalled-insns): Ditto.
10435 (-fsched-stalled-insns-dep): Ditto.
10437 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10439 (TARGET_OPTION_SAVE): Ditto.
10440 (TARGET_OPTION_RESTORE): Ditto.
10441 (TARGET_OPTION_PRINT): Ditto.
10442 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10443 (TARGET_CAN_INLINE_P): Ditto.
10444 (TARGET_INITIALIZER): Add new hooks.
10446 * tree-inline.c (tree_can_inline_p): New function to determine
10447 whether one function can inline another. Check if the functions
10448 use compatible optimization options, and also call the backend
10451 * tree-inline.h (tree_can_inline_p): Add declaration.
10453 * c-common.c (c_common_attribute): Add support for option and
10454 optimize attributes.
10455 (handle_option_attribute): Add support for the option attribute to
10456 allow the user to specify different target options for compiling a
10458 (handle_optimize_attribute): Add support for the optimize
10459 attribute to allow the user to specify different optimization
10460 options for compiling a specific function.
10461 (handle_hot_attribute): Turn on -O3 optimization for this one
10462 function if it isn't the default optimization level.
10463 (handle_cold_attribute): Turn on -Os optimization for this one
10464 function if it insn't the default optimization.
10465 (const_char_p): New const char * typedef.
10466 (optimize_args): New static vector to remember the optimization
10468 (parse_optimize_options): New function to set up the optimization
10469 arguments from either the optimize attribute or #pragma GCC optimize.
10471 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10472 (builtin_define_std): Ditto.
10474 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10475 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10476 (x86_64-*-*): Ditto.
10478 * Makefile.in (TREE_H): Add options.h.
10479 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10481 * doc/extend.texi (option attribute): Document new attribute.
10482 (optimize attribute): Ditto.
10483 (hot attribute): Document hot attribute sets -O3.
10484 (cold attribute): Document cold attribute sets -Os.
10485 (#pragma GCC option): Document new pragma.
10486 (#pragma GCC optimize): Ditto.
10488 * doc/options.texi (TargetSave): Document TargetSave syntax.
10489 (UInteger): Document UInteger must be used for certain flags.
10490 (Save): Document Save option to create target specific options
10491 that can be saved/restored on a function specific context.
10493 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10494 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10496 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10497 (TARGET_OPTION_SAVE): Ditto.
10498 (TARGET_OPTION_RESTORE): Ditto.
10499 (TARGET_OPTION_PRINT): Ditto.
10500 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10501 (TARGET_CAN_INLINE_P): Ditto.
10503 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10505 (-mfpmath=both): Ditto.
10507 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10508 Karthik Kumar <karthikkumar@gmail.com>
10510 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10511 (TARGET_POPCNT): Ditto.
10512 (TARGET_SAHF): Ditto.
10513 (TARGET_AES): Ditto.
10514 (TARGET_PCLMUL): Ditto.
10515 (TARGET_CMPXCHG16B): Ditto.
10516 (TARGET_RECIP): Move switch into target_flags.
10517 (TARGET_FUSED_MADD): Ditto.
10518 (ix86_arch_features): Make an unsigned char type.
10519 (ix86_tune_features): Ditto.
10520 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10521 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10522 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10524 * config/i386/i386.opt (arch): New TargetSave field to define
10525 fields that need to be saved for function specific option support.
10528 (branch_cost): Ditto.
10529 (ix86_isa_flags_explicit): Ditto.
10530 (tune_defaulted): Ditto.
10531 (arch_specified): Ditto.
10532 (-m128-long-double): Add Save flag to save option for target
10533 specific option support.
10535 (-maccumulate-outgoing-args): Ditto.
10536 (-malign-double): Ditto.
10537 (-malign-stringops): Ditto.
10538 (-mfancy-math-387): Ditto.
10539 (-mhard-float): Ditto.
10540 (-mieee-fp): Ditto.
10541 (-minline-all-stringops): Ditto.
10542 (-minline-stringops-dynamically): Ditto.
10543 (-mms-bitfields): Ditto.
10544 (-mno-align-stringops): Ditto.
10545 (-mno-fancy-math-387): Ditto.
10546 (-mno-push-args): Ditto.
10547 (-mno-red-zone): Ditto.
10548 (-mpush-args): Ditto.
10549 (-mred-zone): Ditto.
10551 (-msseregparm): Ditto.
10552 (-mstack-arg-probe): Ditto.
10564 (-mno-sse4): Ditto.
10567 (-mrecip): Move flag into target_flags.
10569 (-mno-fused-madd): Ditto.
10570 (-mfused-madd): Ditto.
10571 (-mabm): Move flag into ix86_isa_flags.
10578 * config/i386/i386-c.c: New file for #pragma support.
10579 (ix86_target_macros_internal): New function to #define or #undef
10580 target macros based when the user uses the #pragma GCC option to
10581 change target options.
10582 (ix86_pragma_option_parse): New function to add #pragma GCC option
10584 (ix86_target_macros): Move defining the target macros here from
10585 TARGET_CPU_CPP_BUILTINS in i386.h.
10586 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10587 defined, initialize any subtarget #pragmas.
10589 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10590 REGISTER_TARGET_PRAGMAS.
10592 * config/i386/t-i386: New file for x86 dependencies.
10593 (i386.o): Make dependencies mirror the include files used.
10594 (i386-c.o): New file, add dependencies.
10596 * config/i386/i386-protos.h (override_options): Add bool argument.
10597 (ix86_valid_option_attribute_tree): Add declaration.
10598 (ix86_target_macros): Ditto.
10599 (ix86_register_macros): Ditto.
10601 * config/i386/i386.c (ix86_tune_features): Move initialization of
10602 the target masks to initial_ix86_tune_features to allow functions
10603 to have different target options. Make type unsigned char,
10604 instead of unsigned int.
10605 (initial_ix86_tune_features): New static vector to hold processor
10606 masks for the tune variables.
10607 (ix86_arch_features): Move initialization of the target masks to
10608 initial_ix86_arch_features to allow functions to have different
10609 target options. Make type unsigned char, instead of unsigned int.
10610 (initial_ix86_arch_features): New static vector to hold processor
10611 masks for the arch variables.
10612 (enum ix86_function_specific_strings): New enum to describe the
10613 string options used for attribute((option(...))).
10614 (ix86_target_string): New function to return a string that
10615 describes the target options.
10616 (ix86_debug_options): New function to print the current options in
10618 (ix86_function_specific_save): New function hook to save the
10619 function specific global variables in the cl_target_option structure.
10620 (ix86_function_specific_restore): New function hook to restore the
10621 function specific variables from the cl_target_option structure to
10622 the global variables.
10623 (ix86_function_specific_print): New function hook to print the
10624 target specific options in the cl_target_option structure.
10625 (ix86_valid_option_attribute_p): New function hook to validate
10626 attribute((option(...))) arguments.
10627 (ix86_valid_option_attribute_tree): New function that is common
10628 code between attribute((option(...))) and #pragma GCC option
10629 support that parses the options and returns a tree holding the options.
10630 (ix86_valid_option_attribute_inner_p): New helper function for
10631 ix86_valid_option_attribute_tree.
10632 (ix86_can_inline_p): New function hook to decide if one function
10633 can inline another on a target specific basis.
10634 (ix86_set_current_function); New function hook to switch target
10635 options if the user used attribute((option(...))) or #pragma GCC
10637 (ix86_tune_defaulted): Move to static file scope from
10639 (ix86_arch_specified): Ditto.
10640 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10642 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10643 (OPTION_MASK_ISA_ABM_SET): Ditto.
10644 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10645 (OPTION_MASK_ISA_CX16_SET): Ditto.
10646 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10647 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10648 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10649 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10650 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10651 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10652 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10653 (struct ptt): Move to static file scope from override_options.
10654 (processor_target_table): Ditto.
10655 (cpu_names): Ditto.
10656 (ix86_handle_option): Add support for options that are now isa options.
10657 (override_options): Add support for declaring functions that
10658 support different target options than were specified on the
10659 command line. Move struct ptt, processor_target_table, cpu_names,
10660 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10661 Add bool argument. Fix up error messages so the appropriate error
10662 is given for either command line or attribute.
10663 (ix86_previous_fndecl): New static to remember previous function
10664 declaration to see if we need to change target options.
10665 (ix86_builtins_isa): New array to record the ISA of each builtin
10667 (def_builtin): Always create the builtin function, even if the
10668 current ISA doesn't support it.
10669 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10670 tests for those builtins.
10671 (ix86_init_builtins): Remove TARGET_MMX test for calling
10672 ix86_init_mmx_sse_builtins.
10673 (ix86_expand_builtin): If the current ISA doesn't support a given
10674 builtin, signal an error.
10675 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10676 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10677 (TARGET_OPTION_SAVE): Ditto.
10678 (TARGET_OPTION_RESTORE): Ditto.
10679 (TARGET_OPTION_PRINT): Ditto.
10680 (TARGET_CAN_INLINE_P): Ditto.
10682 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10684 * c-typeck.c (build_external_ref): Don't call assemble_external.
10685 * final.c (output_operand): Call assemble_external.
10687 2008-07-21 DJ Delorie <dj@redhat.com>
10689 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10690 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10692 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10694 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10695 original insn and splitter contents into ...
10696 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10697 flag_unsafe_math_optimizations. Add dummy scratch register.
10698 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10699 !flag_unsafe_math_optimizations. Returns number with next
10700 highest magnitude if this is still less or equal to the true
10701 quotient in magnitude.
10703 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10705 * Makefile.in: Replace toplev.h with TOPLEV_H.
10706 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10707 * c-lex.c (fe_file_change): Don't set in_system_header.
10708 * c-parser.c (c_token): Remove in_system_header.
10709 (c_lex_one_token): Don't set in_system_header.
10710 (c_parser_set_source_position_from_token): Don't set in_system_header.
10711 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10714 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10715 * flags.h (in_system_header): Remove.
10716 * function.c (saved_in_system_header): Remove.
10717 (push_cfun): Don't set in_system_header.
10718 (pop_cfun): Don't set in_system_header.
10719 (push_struct_function): Don't set in_system_header.
10720 * input.h (expanded_location): Add sysp.
10721 (in_system_header_at): New.
10722 (in_system_header): New.
10723 * toplev.c (in_system_header): Remove.
10724 * toplev.h: Include input.h
10726 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10727 * tree-ssa.c (warn_uninit): Call warning_at.
10728 (warn_uninitialized_var): Update calls to warn_uninit.
10729 (warn_uninitialized_phi): Update calls to warn_uninit.
10730 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10731 (expand_location): Initialize xloc.sysp.
10732 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10733 (tree_decl_with_vis): Remove in_system_header_flag.
10735 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10738 * recog.c (asm_operand_ok): Change the order of the extra
10739 memory constraint checks.
10741 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10744 * tree-switch-conversion.c (build_one_array): Call
10745 varpool_mark_needed_node and varpool_finalize_decl
10746 instead of assemble_variable.
10748 2008-07-19 Jan Hubicka <jh@suse.cz>
10750 * cgraph.c (cgraph_add_new_function): Do early local passes.
10751 * tree-nrv.c (gate_pass_return_slot): New gate.
10752 (pass_nrv): Add the gate.
10753 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10755 (coalesce_ssa_name): Coalesce SSA names.
10756 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10757 not optimizing so unused user vars remains visible.
10758 * common.opt (flag_tree_ter): Always enable by default.
10759 * tree-ssa-ter.c: Include flags.h
10760 (is_replaceable_p): Check that locations match; when aliasing
10761 is missing be conservative about loads.
10762 * tree-optimize.c (gate_init_datastructures): Remove.
10763 (pass_init_datastructures): New.
10764 * passes.c: Reorder passes so we always go into SSA.
10766 2008-07-19 Jan Hubicka <jh@suse.cz>
10768 * doc/extend.texi (flatten attribute): Remove note about
10770 * doc/invoke.texi (--combine): Likewise.
10771 (-finline-functions-called-once): Update levels when enabled.
10772 (-funit-at-a-time): Document new behaviour.
10773 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10774 -fno-section-anchors when disabled explicitly.
10775 (inline params): They are not ignored now.
10776 (precompiled headers): Remove unit-at-a-time as being incompatible.
10777 * opts.c (decode_options): Handle unit-at-a-time as alias;
10778 imply -fno-section-anchors when toplevel reorder is disabled
10780 * common.opt (ftoplevel-reorder): Set default value to 2.
10781 (funit-at-a-time): Set default value to 1.
10782 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10785 2008-07-19 Jan Hubicka <jh@suse.cz>
10787 * builtins.c (expand_builtin_int_roundingfn,
10788 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10791 2008-07-19 Richard Guenther <rguenther@suse.de>
10794 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10795 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10796 * tree-ssa-pre.c (get_expr_value_id): For newly created
10797 constant value-ids make sure to add the expression to its
10800 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10802 PR middle-end/36877
10803 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10804 return value of the builtin is ignored.
10806 2008-07-19 Olivier Hainque <hainque@adacore.com>
10808 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10809 bits, a C conformant malloc implementation has to provide.
10810 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10812 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10816 * reload.c (find_reloads_subreg_address): Only reload address if
10817 reloaded == 0, not for reloaded != 1.
10820 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10821 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10822 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10823 m32c_legitimize_reload_address.
10825 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10826 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10827 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10829 2008-07-19 Olivier Hainque <hainque@adacore.com>
10831 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10832 argument, saying whether nested array are to be collapsed
10833 into a single array type DIE with multiple subscripts.
10834 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10835 issues, centralize the nested array types collapsing control and
10836 disable the transformation for Ada.
10838 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10841 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10843 (x86_64_shift_adj_2): New expander.
10844 (x86_64_shift_adj_3): Ditto.
10845 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10846 to split TImode operands.
10847 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10848 (ix86_split_lshr): Ditto.
10850 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10852 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10853 and __CHAR32_TYPE__.
10854 * c-typeck.c (digest_init): Support char16_t and char32_t.
10855 (set_nonincremental_init_from_string): Idem.
10857 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10859 PR middle-end/36859
10860 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10861 PREFERRED_STACK_BOUNDARY.
10862 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10864 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10866 PR middle-end/36858
10867 * function.c (locate_and_pad_parm): Cap boundary earlier.
10869 2008-07-17 Julian Brown <julian@codesourcery.com>
10871 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10872 no-op for targets which don't use DLLs.
10874 2008-07-17 Martin Jambor <mjambor@suse.cz>
10876 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10877 that nodes are relevant by examining the node->analyzed flag.
10878 (ipcp_init_stage): Check which nodes are relevant, assert that the
10879 relevant ones are also required.
10880 (ipcp_propagate_stage): Check on the side arrays are properly
10882 (ipcp_print_all_jump_functions): Make sure not to touch any node
10883 that is not analyzed or an edge that does not have a corresponding
10884 entry in the on-the-side vectors.
10885 (ipcp_function_scale_print): Likewise.
10886 (ipcp_update_callgraph): Check that the node is relevant.
10887 (ipcp_insert_stage): Check that the node is relevant. Check there is
10888 an info for every node and edge.
10889 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10890 (ipa_print_all_tree_maps): Likewise and a new variable info.
10891 (ipa_print_all_params_modified): Likewise.
10892 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10894 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10897 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10899 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10901 PR rtl-optimization/36753
10902 * fwprop.c (use_killed_between): Don't shortcut
10903 single-definition global registers.
10905 2008-07-16 Jan Hubicka <jh@suse.cz>
10907 * cgraph.h (varpool_empty_needed_queue): Declare.
10908 * cgraphunit.c (output_in_order): Mark all variables as needed;
10910 * varpool.c (varpool_assemble_node): Update debug queue.
10911 (varpool_assemble_pending_decls): Don't do it here.
10912 (varpool_empty_needed_queue): New function.
10914 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10916 * recog.c (peephole2_optimize): Fix formatting.
10918 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10920 * c-pch.c (get_ident): Avoid C++ keywords.
10921 * combine-stack-adj.c (single_set_for_csa): Likewise.
10922 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10923 output_asm_insn): Likewise.
10924 * reload.c (push_secondary_reload, find_reusable_reload,
10925 push_reload, combine_reloads, find_reloads,
10926 debug_reload_to_stream): Likewise.
10927 * reload.h (struct reload): Likewise.
10928 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10929 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10930 emit_output_reload_insns): Likewise.
10931 * targhooks.c (default_secondary_reload): Likewise.
10932 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10934 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10936 * recog.c (validate_change_1, validate_change,
10937 validate_unshare_change, validate_replace_rtx_1, struct
10938 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10940 * reload.c (push_secondary_reload, secondary_reload_class,
10941 scratch_reload_class, find_valid_class, find_reusable_reload,
10942 push_reload, find_dummy_reload, find_reloads_address_1,
10943 find_reloads_address_part, find_equiv_reg): Likewise.
10944 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10945 choose_reload_regs): Likewise.
10946 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10948 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10949 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10950 * sched-rgn.c (concat_INSN_LIST): Likewise.
10951 * stor-layout.c (mode_for_size, mode_for_size_tree,
10952 smallest_mode_for_size): Likewise.
10954 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10956 * cfg.c (dump_reg_info): Avoid C++ keywords.
10957 * dwarf2asm.c (dw2_force_const_mem,
10958 dw2_asm_output_encoded_addr_rtx): Likewise.
10959 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10960 * expmed.c (expand_shift): Likewise.
10961 * global.c (find_reg): Likewise.
10962 * graph.c (draw_edge): Likewise.
10963 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10964 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10965 widen_clz, widen_bswap, expand_parity, expand_unop,
10966 emit_cmp_and_jump_insn_1): Likewise.
10967 * postreload.c (reload_cse_simplify_operands): Likewise.
10968 * ra.h (add_neighbor): Likewise.
10969 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10970 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10971 record_reg_classes, copy_cost, record_address_regs,
10972 invalid_mode_change_p): Likewise.
10973 * regrename.c (regrename_optimize, scan_rtx_reg,
10974 dump_def_use_chain, find_oldest_value_reg,
10975 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10977 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10979 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10980 MASK_POWERPC64 for power4 in previous commit.
10982 2008-07-16 Olivier Hainque <hainque@adacore.com>
10984 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10985 instead of bare conversion to cast const-ness away.
10987 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10989 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10990 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10991 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10992 (TARGET_FUNCTION_VALUE): Define.
10994 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10996 * config/rs6000/rs6000.c (processor_target_table): Add
10997 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10999 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11002 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11003 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11004 m32c_legitimize_reload_address.
11006 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11008 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11009 DECL_IN_SYSTEM_HEADER in sync.
11011 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11013 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11014 * tree-ssa-pre.c (pre_expr_eq): Ditto
11015 (get_constant_for_value_id): Take a type as an argument.
11016 (fully_constant_expression): Pass in type.
11017 (find_or_generate_expression): Short circuit constant case.
11018 (create_expression_by_pieces): Remove special casing of
11020 (do_regular_insertion): Short circuit constant case.
11021 (do_partial_partial_insertion): Ditto.
11023 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11026 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11028 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11030 * config/xtensa/libgcc-xtensa.ver: New file.
11031 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11033 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11035 * df-problems.c (df_set_note): Avoid C++ keywords.
11036 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11037 * dse.c (record_store, remove_useless_values): Likewise.
11038 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11039 gen_reg_rtx_offset, operand_subword, change_address_1,
11040 change_address, adjust_address_1, offset_address,
11041 widen_memory_access, emit_copy_of_insn_after): Likewise.
11042 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11043 * fwprop.c (should_replace_address, propagate_rtx_1,
11044 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11046 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11047 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11048 * lcm.c (compute_insert_delete, pre_edge_lcm,
11049 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11050 * lower-subreg.c (resolve_reg_notes): Likewise.
11051 * mode-switching.c (optimize_mode_switching): Likewise.
11053 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11055 * bt-load.c (add_btr_def, migrate_btr_def,
11056 branch_target_load_optimize): Avoid C++ keywords.
11057 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11059 * combine.c (subst, simplify_set, make_extraction,
11060 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11061 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11062 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11064 2008-07-15 Richard Guenther <rguenther@suse.de>
11066 PR middle-end/36369
11067 * c-common.c (strict_aliasing_warning): Do not warn for
11068 TYPE_REF_CAN_ALIAS_ALL pointers.
11069 (c_common_get_alias_set): may_alias types are not special.
11070 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11071 attribute and set can_ref_all accordingly.
11072 (build_reference_type_for_mode): Likewise.
11073 * doc/extend.texi (may_alias): Clarify.
11075 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11078 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11079 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11081 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11084 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11085 gcc_assert, instead call output_operand_lossage.
11087 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11089 * builtins.c (std_canonical_va_list): Treat structure based
11092 2008-07-15 Ben Elliston <bje@au.ibm.com>
11094 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11096 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11098 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11101 2008-07-14 Jan Hubicka <jh@suse.cz>
11103 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11104 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11105 fix predicates and constraints.
11106 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11107 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11109 2008-07-14 Doug Kwan <dougkwan@google.com>
11111 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11112 additional option file arm/eabi.opt.
11113 * config/arm/eabi.h (File): New configuration file for EABI targets.
11114 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11115 SUBSUBTARGET_EXTRA_SPECS.
11116 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11117 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11118 from STARTFILE_SPEC so that it can be referenced in an override.
11119 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11120 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11121 can be referenced in an override.
11122 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11123 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11124 so that it can be referenced in an override.
11125 (LINK_SPEC): Use BPABI_LINK_SPEC.
11126 * config/arm/eabi.opt (File): New.
11128 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11130 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11131 (FIXED_VALUE_H): New variable.
11132 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11133 input.h, fixed-value.h.
11134 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11135 (BASIC_BLOCK_H): Use $(BITMAP_H).
11136 (FUNCTION_H): Add varray.h.
11137 (IPA_REFERENCE_H): Use $(BITMAP_H).
11138 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11139 (DF_H): Use $(BITMAP_H).
11140 (GGC_H): Add statistics.h.
11141 (INSN_ADDR_H): New.
11142 (INSN_ATTR_H): Use it.
11143 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11145 (SYMTAB_H): Add $(OBSTACK_H).
11146 (CPP_INTERNAL_H): New.
11147 (TREE_DUMP_H): Add tree-pass.h.
11148 (TREE_FLOW_H): Use $(BITMAP_H)
11149 (PRETTY_PRINT_H): Use $(INPUT_H).
11150 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11153 (many object files): Fix lots of header dependencies throughout.
11155 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11157 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11159 (s-gtyp-input): Use them to write tmp-gi.list.
11160 (echo_to_gi.list): Remove.
11162 2008-07-14 Richard Guenther <rguenther@suse.de>
11164 * tree-ssa-sccvn.c (pre_info): Remove.
11165 (switch_to_PRE_table): Likewise.
11166 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11167 (set_hashtable_value_ids): Do not create value-ids for the
11169 (run_scc_vn): Remove double test. Remove bogus special-case
11170 in value-number printing.
11171 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11172 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11174 * tree-flow-inline.h (get_value_handle): Remove.
11175 * tree-flow.h (get_value_handle): Remove.
11177 2008-07-14 Martin Jambor <mjambor@suse.cz>
11179 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11180 in which we generate arithmetics is not a subrange.
11182 2008-07-14 Martin Jambor <mjambor@suse.cz>
11184 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11186 2008-07-14 Richard Guenther <rguenther@suse.de>
11188 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11190 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11193 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11194 reload for symbol refs moved to r0 with -fPIC.
11195 (legitimize_pic_address): Use the target register as temporary
11197 (emit_symbolic_move): Adjust comment.
11198 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11201 2008-07-14 Ben Elliston <bje@au.ibm.com>
11203 * c-common.h (C_CPP_HASHNODE): New macro.
11204 * coretypes.h (struct cpp_token): Forward declare.
11205 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11206 the context-sensitive keyword method.
11207 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11208 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11209 expand_bool_pixel): New.
11210 (altivec_categorize_keyword): New function.
11211 (init_vector_keywords): New function.
11212 (rs6000_macro_to_expand): Likewise.
11213 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11214 compiling an ISO C dialect.
11216 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11218 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11219 (create_expression_by_pieces): Fix typo.
11220 (do_regular_insertion): Use debug counter here too.
11222 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11225 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11226 CONST_OK_FOR_LETTER_P. All port-local users changed.
11227 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11228 implement Kp matching power-of-two.
11229 (CONSTRAINT_LEN): Define to match.
11230 * config/cris/cris.md: Replace all use of constraint K with Kc.
11231 ("*btst*): Use Kp for operand 0 of last alternative.
11233 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11236 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11239 2008-07-13 Jan Hubicka <jh@suse.cz>
11241 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11244 2008-07-13 Richard Guenther <rguenther@suse.de>
11246 PR middle-end/36811
11247 * langhooks.c (lhd_print_error_function): Deal with recursive
11250 2008-07-12 Jan Hubicka <jh@suse.cz>
11252 * cgraph.c (assembler_name_hash): New static var.
11253 (hash_node_by_assembler_name, eq_assembler_name): New.
11254 (cgraph_node_for_asm): Use hashtable.
11255 (cgraph_remove_node): Maintain hashtable.
11256 (change_decl_assembler_name): Sanity check that names are not changing
11257 after aliasing was processed.
11258 * cgraph.h (varpoon_node): Add next GGC marker.
11259 * tree.c (decl_assembler_name_equal): Constify.
11260 (decl_assembler_name_hash): New.
11261 * tree.h (decl_assembler_name_equal): Constify.
11262 (decl_assembler_name_hash): Update.
11264 2008-07-12 David Daney <ddaney@avtrex.com>
11266 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11267 sb1 and r5000 cpus.
11269 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11271 * doc/md.texi: Document the MIPS "v" constraint.
11272 * config/mips/mips.h (reg_class): Revert last change.
11273 (REG_CLASS_NAMES): Likewise.
11274 (REG_CLASS_CONTENTS): Likewise.
11275 * config/mips/mips.c (mips_regno_to_class): Likewise.
11276 * config/mips/constraints.md (v): Likewise, but add documentation.
11277 Add a comment to say that this constraint should not be used in
11280 2008-07-11 DJ Delorie <dj@redhat.com>
11282 * config/h8300/h8300.md (length): Fix branch offset limit.
11284 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11286 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11287 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11288 (avr_hard_regno_scratch_ok): New function.
11289 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11290 * config/avr/avr.md (all peepholes that request a scratch register):
11291 Remove avr_peep2_scratch_safe use.
11293 2008-07-11 Tom Tromey <tromey@redhat.com>
11294 Ian Lance Taylor <iant@google.com>
11296 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11297 (struct c_common_resword): Define.
11298 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11299 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11300 (c_common_reswords, num_c_common_reswords): Declare.
11301 * c-common.c (c_common_reswords): New global const array.
11302 (num_c_common_reswords): New const int.
11303 * c-parser.c (struct resword, reswords): Don't define.
11304 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11305 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11306 than reswords. If warning about C++ keywords, give them a special
11308 (c_lex_one_token): Warn about C++ keywords. Call
11309 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11310 (c_parser_external_declaration): Look for RID_xxx rather than
11311 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11312 (c_parser_statement_after_labels): Likewise.
11313 (c_parser_objc_class_instance_variables): Likewise.
11314 (c_parser_objc_class_declaration): Likewise.
11315 (c_parser_objc_try_catch_statement): Likewise.
11316 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11317 (declspecs_add_type): Likewise.
11319 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11321 * ggc-page.c (alloc_page):
11322 Substituting xmalloc, xcalloc with
11323 XNEWVEC and XCNEWVAR macros which add the
11326 2008-07-11 Richard Guenther <rguenther@suse.de>
11328 PR tree-optimization/36765
11329 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11330 aliases from HEAP vars to SMTs.
11332 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11334 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11335 * configure.ac (loose_warn): Move -Wc++-compat from here...
11336 (strict_warn): ...to here.
11337 * configure: Regenerate.
11339 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11341 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11342 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11343 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11344 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11345 excluding more specific h8300-*-* and sh-*-* targets.
11347 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11349 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11350 (eliminate): Ditto.
11351 (execute_pre): Call loop_optimizer_finalize in early exit.
11353 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11355 PR middle-end/36790
11356 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11357 uids in the bitmap, not just VAR_DECL uids.
11359 PR rtl-optimization/36419
11360 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11361 (combine_stack_adjustments_for_block): Call it if needed. Delete
11363 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11364 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11365 prologue sp adjustment.
11367 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11370 * opts.c (print_ignored_options): Report postponed diagnostics for
11371 unknown -Wno-* options as warnings, not errors.
11372 (postpone_unknown_option_error): Renamed to...
11373 (postpone_unknown_option_warning): ... this.
11375 2008-07-09 Doug Kwan <dougkwan@google.com>
11378 2008-07-08 Doug Kwan <dougkwan@google.com>
11380 * config/arm/arm.opt (mandroid): New option.
11381 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11382 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11384 (CC1PLUS_SPEC): Same.
11386 (STARTFILE_SPEC): Same.
11387 (ENDFILE_SPEC): Same.
11388 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11391 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11394 * config/mips/mips.h (reg_class): Remove V1_REG.
11395 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11396 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11397 instead of V1_REGS.
11398 (mips_get_tp): New function.
11399 (mips_legitimize_tls_address): Use it.
11400 * config/mips/constraints.md (v): Delete.
11401 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11402 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11403 After reload, split into a move and ...
11404 (*tls_get_tp_<mode>_split): ...this new instruction.
11406 2008-07-09 David Daney <ddaney@avtrex.com>
11408 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11410 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11412 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11413 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11415 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11416 htab_delete should be called. Don't free c.
11417 (lookup_tmp_var): Create temp_htab lazily.
11418 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11419 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11421 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11422 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11423 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11424 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11425 * tree-sra.c (generate_element_init): Likewise.
11426 * tree-mudflap.c (execute_mudflap_function_ops,
11427 execute_mudflap_function_decls): Likewise.
11428 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11429 * tree-gimple.h (struct gimplify_ctx): New type.
11430 (push_gimplify_context): Adjust prototype.
11432 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11434 * tree-ssa-pre.c (phi_translate_1): Update placement of
11435 add_to_value calls.
11437 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11439 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11440 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11441 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11442 * targhooks.c (default_hard_regno_scratch_ok): New function.
11443 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11444 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11445 * recog.c: Include "target.h".
11446 (peep2_find_free_register): Add check for global regs. Add target
11448 * Makefile.in (recog.o): Depend on target.h.
11450 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11452 * config/sh/sh.c (sh_canonical_va_list_type): New.
11453 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11455 2008-07-09 Raksit Ashok <raksit@google.com>
11457 * doc/invoke.texi (Option Summary): Mention new option
11458 -Wdisallowed-function-list=...
11459 (Warning Options): Document -Wdisallowed-function-list=...
11460 * common.opt (Wdisallowed-function-list=): New flag.
11461 * flags.h (warn_disallowed_functions): External definition of new
11462 boolean warning flag.
11463 (warn_if_disallowed_function_p): Declare new function.
11464 * opts.c (warning_disallowed_functions): New static variable.
11465 (warn_disallowed_functions): New boolean warning flag.
11466 (warn_if_disallowed_function_p): New function.
11467 (add_comma_separated_to_vector): Rename
11468 add_instrument_functions_exclude_list to this.
11469 (common_handle_option): Handle new option. Rename calls to
11470 add_instrument_functions_exclude_list into calls to
11471 add_comma_separated_to_vector.
11472 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11473 based on flag warn_disallowed_functions.
11475 2008-07-09 Christian Bruel <christian.bruel@st.com>
11477 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11478 instead of get_attr_length.
11480 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11482 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11484 * genemit.c (gen_insn): Likewise.
11485 * gengtype.c (note_def_vec): Likewise.
11486 * gengtype.h (note_def_vec): Likewise.
11487 * genoutput.c (struct data, output_insn_data, process_template,
11488 gen_expand, gen_split, note_constraint): Likewise.
11489 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11490 make_insn_sequence): Likewise.
11491 * gensupport.c (record_insn_name): Likewise.
11493 2008-07-08 Doug Kwan <dougkwan@google.com>
11495 * config/arm/arm.opt (mandroid): New option.
11496 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11497 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11499 (CC1PLUS_SPEC): Same.
11501 (STARTFILE_SPEC): Same.
11502 (ENDFILE_SPEC): Same.
11503 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11506 2008-07-08 Raksit Ashok <raksit@google.com>
11508 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11509 (set_storage_via_setmem): Fix expected_align parameter.
11510 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11511 missing from the list.
11512 * doc/md.texi (movmem): Explicitly state that expected alignment is
11513 to be expressed in bytes.
11514 (setmem): Explicitly state that expected alignment is to be expressed
11517 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11519 * reload.c (find_reloads_subreg_address): Do not require validity
11520 of address in original mode before reloading address.
11522 2008-07-07 Tianwei Sheng <tianweis@google.com>
11524 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11525 bounds array access.
11527 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11529 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11531 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11533 Fix PR tree-optimization/23455
11534 Fix PR tree-optimization/35286
11535 Fix PR tree-optimization/35287
11536 * Makefile.in (OBJS-common): Remove tree-vn.o.
11537 (tree-vn.o): Remove.
11538 * dbgcnt.def: Add treepre_insert debug counter.
11539 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11540 (debug_value_expressions): Ditto.
11541 (print_value_expressions): Ditto.
11542 * tree-pretty-print.c (dump_generic_node): Updated for
11543 VALUE_HANDLE removal.
11544 * tree-ssa-dom.c (record_equality): Ditto.
11545 (cprop_operand): Ditto.
11546 (lookup_avail_expr): Ditto.
11547 * tree-ssa-threadedge.c
11548 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11549 (simplify_control_stmt_condition): Ditto.
11550 * tree.c (tree_code_size): Ditto.
11551 (tree_node_structure): Ditto.
11552 (iterative_hash_expr): Ditto.
11554 * tree.h (VALUE_HANDLE_ID): Ditto.
11555 (VALUE_HANDLE_EXPR_SET): Ditto.
11556 (struct tree_value_handle): Ditto.
11557 (union tree_node): Ditto.
11558 * treestruct.def: Ditto.
11559 * tree-vn.c: Removed.
11560 * tree-ssa-pre.c: Rewritten entirely.
11561 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11562 (constant_value_ids): Ditto.
11563 (vn_nary_op_t): Moved to header.
11565 (vn_reference_op_t): Ditto
11566 (vn_reference_t): Ditto.
11567 (next_value_id): New variable.
11568 (VN_INFO): Add an assert.
11569 (vn_constant_eq): New function.
11570 (vn_constant_hash): Ditto.
11571 (get_or_alloc_constant_value_id): Ditto.
11572 (value_id_constant_p): Ditto.
11573 (vn_reference_compute_hash): De-staticify.
11574 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11575 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11576 (valueize_refs): Update opcode if it changes from ssa name to constant.
11577 (vn_reference_lookup_1): Add new argument.
11578 (vn_reference_lookup): Ditto.
11579 (vn_reference_lookup_pieces): New function.
11580 (vn_reference_insert): Add return type. Modify to deal with value ids.
11581 (vn_reference_insert_pieces): New function.
11582 (vn_nary_op_compute_hash): De-staticify.
11583 (vn_nary_op_eq): Ditto.
11584 (vn_nary_op_lookup_pieces): New function.
11585 (vn_nary_op_lookup): Add new argument.
11586 (vn_nary_op_insert_pieces): New function.
11587 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11588 (vn_phi_insert): Ditto.
11589 (visit_unary_op): Update for callee changes.
11590 (visit_binary_op): Ditto.
11591 (visit_reference_op_load): Ditto.
11592 (visit_reference_op_store): Ditto.
11593 (init_scc_vn): Init next_value_id, constant_to_value_id and
11594 constant_value_ids.
11595 (free_scc_vn): Free them.
11596 (set_hashtable_value_ids): New function.
11597 (run_scc_vn): Use it.
11598 (get_max_value_id): New function.
11599 (get_next_value_id): Ditto.
11600 (expressions_equal_p): Moved from tree-vn.c
11601 (sort_vuses): Ditto.
11602 (sort_vuses_heap): Ditto.
11603 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11605 * tree.c (iterative_hash_hashval_t): Made non-static
11606 * tree.h (iterative_hash_hashval_t): Declare it.
11608 2008-07-08 Martin Jambor <mjambor@suse.cz>
11610 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11611 instead of ipa_create_node_params.
11612 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11613 ipa_check_create_edge_args, free them with
11614 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11616 * ipa-prop.c: Include flags.h and tree-inline.h.
11617 (ipa_node_params_vector): New variable.
11618 (ipa_edge_args_vector): New variable.
11619 (edge_removal_hook_holder): New variable.
11620 (node_removal_hook_holder): New variable.
11621 (edge_duplication_hook_holder): New variable.
11622 (node_duplication_hook_holder): New variable.
11623 (ipa_detect_param_modifications): Check for presence of modified flags.
11624 (ipa_compute_jump_functions): Check for presence of jump functions.
11625 (ipa_free_edge_args_substructures): New function.
11626 (ipa_create_node_params): Removed.
11627 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11628 (ipa_free_node_params_substructures): New function.
11629 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11631 (ipa_edge_removal_hook): New function.
11632 (ipa_node_removal_hook): New function.
11633 (duplicate_array): New function.
11634 (ipa_edge_duplication_hook): New function.
11635 (ipa_node_duplication_hook): New function.
11636 (ipa_register_cgraph_hooks): New function.
11637 (ipa_unregister_cgraph_hooks): New function.
11638 (free_all_ipa_structures_after_ipa_cp): New function.
11640 * ipa-prop.h: Include vec.h.
11641 (ipa_node_params_t): New typedef with vector types for it.
11642 (ipa_edge_args_t): New typedef with vector types for it.
11643 (IPA_NODE_REF): Changed to access an on-the-side vector.
11644 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11645 (ipa_check_create_node_params): New function.
11646 (ipa_check_create_edge_args): New function.
11648 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11651 2008-07-07 Tom Tromey <tromey@redhat.com>
11653 * configure, config.in: Rebuilt.
11654 * configure.ac: Don't check for scandir or alphasort.
11656 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11658 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11659 types immediately after creating them.
11661 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11663 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11665 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11667 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11668 dump_constraint_graph.
11669 (dump_constraint_edge): New function.
11670 (dump_constraint_graph): New function.
11671 (debug_constraint_graph): New function.
11672 (dump_constraint): Removed useless comparison.
11673 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11674 (dump_constraint_graph): Declare.
11675 (debug_constraint_graph): Declare.
11676 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11678 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11680 * config/i386/i386.c (is_va_list_char_pointer): New.
11681 (ix86_va_start): Replace compare with ms_va_list_type_node
11682 by is_va_list_char_pointer.
11683 (ix86_gimplify_va_arg): Likewise.
11685 2008-07-07 Martin Jambor <mjambor@suse.cz>
11687 * cgraph.c (cgraph_edge_max_uid): New variable.
11688 (struct cgraph_edge_hook_list): New type.
11689 (struct cgraph_node_hook_list): New type.
11690 (struct cgraph_2edge_hook_list): New type.
11691 (struct cgraph_2node_hook_list): New type.
11692 (first_cgraph_edge_removal_hook): New variable.
11693 (first_cgraph_node_removal_hook): New variable.
11694 (first_cgraph_edge_duplicated_hook): New variable.
11695 (first_cgraph_node_duplicated_hook): New variable.
11696 (cgraph_add_edge_removal_hook): New function.
11697 (cgraph_remove_edge_removal_hook): New function.
11698 (cgraph_call_edge_removal_hooks): New function.
11699 (cgraph_add_node_removal_hook): New function.
11700 (cgraph_remove_node_removal_hook): New function.
11701 (cgraph_call_node_removal_hooks): New function.
11702 (cgraph_add_edge_duplication_hook): New function.
11703 (cgraph_remove_edge_duplication_hook): New function.
11704 (cgraph_call_edge_duplication_hooks): New function.
11705 (cgraph_add_node_duplication_hook): New function.
11706 (cgraph_remove_node_duplication_hook): New function.
11707 (cgraph_call_node_duplication_hooks): New function.
11708 (cgraph_create_edge): Assign to edge uid.
11709 (cgraph_remove_edge): Call edge removal hooks.
11710 (cgraph_node_remove_callees): Call edge removal hooks.
11711 (cgraph_node_remove_callers): Call edge removal hooks.
11712 (cgraph_remove_node): Call node removal hooks.
11713 (cgraph_clone_edge): Call edge duplication hooks.
11714 (cgraph_clone_node): Call node duplication hooks.
11716 * cgraph.h (cgraph_edge): New field uid.
11717 (cgraph_edge_hook): New type.
11718 (cgraph_node_hook): New type.
11719 (cgraph_2edge_hook): New type.
11720 (cgraph_2node_hook): New type.
11722 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11724 * config.in: Regenerate.
11726 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11728 * gcc.c (print_sysroot): New.
11729 (option_map, display_help, process_command): Handle the
11730 -print-sysroot option.
11731 (main): Print the sysroot if requested.
11732 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11734 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11737 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11739 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11741 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11742 (assign_parm_setup_block_p): Also check mode of entry_parm.
11744 2008-07-07 Richard Guenther <rguenther@suse.de>
11746 * tree-ssa-structalias.h (set_used_smts): Remove.
11747 * tree-ssa-structalias.c (used_smts): Likewise.
11748 (set_used_smts): Likewise.
11749 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11750 call to set_used_smts.
11752 2008-07-07 Richard Guenther <rguenther@suse.de>
11754 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11755 (new_var_info): Set it to false.
11756 (solution_set_add): Correctly handle pointers outside a var and
11758 (type_safe): Treat variables with is_full_var properly.
11759 (do_sd_constraint): Likewise.
11760 (do_ds_constraint): Likewise.
11761 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11762 (get_constraint_for_ptr_offset): New function.
11763 (get_constraint_for_component_ref): For addresses at least include
11764 the last field of the variable. Handle is_full_vars properly.
11765 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11766 (handle_ptr_arith): Remove.
11767 (find_func_aliases): Simplify assignment handling.
11768 (create_function_info_for): For parameter and result varinfos set
11770 (create_variable_info_for): Set is_full_var flag whenever we
11771 just created a single varinfo for a decl.
11772 (init_alias_vars): Initialize use_field_sensitive from
11773 max-fields-for-field-sensitive parameter.
11775 2008-07-07 Richard Guenther <rguenther@suse.de>
11777 PR tree-optimization/36713
11778 * tree-flow-inline.h (is_call_used): New function.
11779 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11780 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11781 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11783 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11785 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11787 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11789 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11791 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11792 Nathan Sidwell <nathan@codesourcery.com>
11794 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11795 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11797 * config/m68k/t-linux: New.
11798 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11801 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11803 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11804 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11807 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11809 * gcc.c (execute): Fix -Wc++-compat warning.
11811 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11814 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11815 constant for little endian.
11817 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11819 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11820 mips_base_mips16 instead of TARGET_MIPS16.
11821 (mips_base_mips16): Declare.
11822 * config/mips/mips.c (mips_base_mips16): Make global.
11823 (was_mips16_p): Remove GTY marker.
11824 (was_mips16_pch_p): New variable.
11825 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11826 (mips_override_options): Force to non-MIPS16 mode initially.
11827 Do not complain about MIPS16 PIC incompatibilities here.
11828 Only allow -mgpopt if -mexplicit-relocs is in force for
11831 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11833 * configure.ac: Check for caddr_t, define to char * if not defined.
11834 * configure: Regenerate.
11835 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11836 (mmap_gt_pch_use_address): Likewise.
11837 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11839 2008-07-06 Richard Guenther <rguenther@suse.de>
11841 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11842 (new_var_info): Deal with it.
11843 (solution_set_add): Likewise.
11844 (bitpos_of_field): Make signed, fix.
11845 (struct fieldoff): Remove type and decl fields. Make size field
11846 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11848 (fieldoff_compare): Deal with it.
11849 (push_fields_onto_fieldstack): Remove has_union argument, glob
11850 adjacent non-pointer fields together.
11851 (create_function_info_for): Do not set has_union.
11852 (create_variable_info_for): Simplify.
11854 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11856 * config.gcc (extra_headers): Add cross-stdarg.h for target
11857 x86_64-*-* and i?86-*-*.
11858 * config/i386/cross-stdarg.h: New.
11859 * builtins.c (std_fn_abi_va_list): New.
11860 (std_canonical_va_list_type): New.
11861 (stabilize_va_list): Replace va_list_type_node use by
11862 mtarget.canonical_va_list_type.
11863 (gimplify_va_arg_expr): Likewise.
11864 (expand_builtin_va_copy): Replace va_list_type_node use by
11865 mtarget.fn_abi_va_list.
11866 * tree-sra.c (is_va_list_type): New helper.
11867 (decl_can_be_decomposed_p): Replace
11868 va_list_type_node use by is_va_list_type.
11869 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11870 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11871 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11872 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11873 (ix86_enum_va_list): New.
11874 * config/i386/i386.c (sysv_va_list_type_node): New.
11875 (ms_va_list_type_node): New.
11876 (ix86_function_type_abi): Remove sorry.
11877 (ix86_build_builtin_va_list_abi): New.
11878 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11879 for 64-bit targets.
11880 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11881 (ix86_init_builtins_va_builtins_abi): New.
11882 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11883 for 64-bit targets.
11884 (ix86_handle_abi_attribute): New.
11885 (attribute_spec): Add sysv_abi and ms_abi.
11886 (ix86_fn_abi_va_list): New.
11887 (ix86_canonical_va_list_type): New.
11888 (ix86_enum_va_list): New.
11889 (TARGET_FN_ABI_VA_LIST): New.
11890 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11891 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11892 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11893 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11894 (TARGET_ENUM_VA_LIST): New.
11895 * expr.h (std_fn_abi_va_list): New.
11896 (std_canonical_va_list_type): New.
11897 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11898 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11899 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11900 TARGET_CANONICAL_VA_LIST_TYPE.
11901 * target.h (struct gcc_target): Add fn_abi_va_list hook
11902 and canonical_va_list_type hook.
11904 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11906 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11907 integral and pointer types.
11909 2008-07-04 Roger Sayle <roger@eyesopen.com>
11911 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11912 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11914 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11917 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11919 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11921 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11922 build_gimple_modify_stmt.
11923 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11924 gimple operand. Use fold_build* instead of build*.
11926 2008-07-04 Richard Guenther <rguenther@suse.de>
11928 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11929 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11930 properly to compute the reachability set if we do field-sensitive PTA.
11931 * invoke.texi (max-fields-for-field-sensitive): Document default.
11932 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11933 100 for optimize >= 2.
11935 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11937 * ggc-zone.c (lookup_page_table_if_allocated,
11938 set_page_table_entry, zone_find_object_size, alloc_small_page,
11939 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11940 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11941 -Wc++-compat and/or -Wcast-qual warnings.
11943 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11946 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11947 pic_offset_table_rtx to be marked as used here.
11948 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11949 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11950 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11951 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11952 !TARGET_SECURE_PLT.
11954 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11956 * alloc-pool.c (hash_descriptor, eq_descriptor,
11957 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11958 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11960 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11961 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11962 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11963 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11966 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11968 * tree-flow.h (loop_only_exit_p): Declare.
11969 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11970 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11971 the number of iterations if it is constant. Otherwise, if this is the
11972 only possible exit of the loop, use the conservative estimate on the
11973 number of iterations of the entire loop if available.
11975 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11977 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11978 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11979 Add synchronization functions.
11980 * config/sync.c: New file.
11981 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11982 (LIBGCC_SYNC_CFLAGS): Likewise.
11984 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11987 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11988 (*pushtf_sse): New insn pattern.
11989 (pushtf splitters): New splitters.
11991 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11993 PR middle-end/35736
11994 * predict.c (build_predict_expr): Use void_type_node for the tree
11995 type, instead of NULL_TREE.
11997 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11999 * config/i386/i386.c (contains_aligned_value_p): Return true
12001 (ix86_data_alignment): Align TCmode to 128bits.
12002 (ix86_local_alignment): Likewise.
12004 2008-07-03 Andrew Haley <aph@redhat.com>
12007 * vec.h (VEC_TA): New.
12008 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12009 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12010 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12011 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12012 (C_COMMON_FIXED_TYPES): Remove first arg.
12013 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12014 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12015 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12016 not to use empty macro arguments.
12018 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12020 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12021 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12022 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12023 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12024 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12025 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12026 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12027 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12028 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12029 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12030 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12031 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12032 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12033 config/rs6000/e500crtres64gpr.asm,
12034 config/rs6000/e500crtres64gprctr.asm,
12035 config/rs6000/e500crtrest32gpr.asm,
12036 config/rs6000/e500crtrest64gpr.asm,
12037 config/rs6000/e500crtresx32gpr.asm,
12038 config/rs6000/e500crtresx64gpr.asm,
12039 config/rs6000/e500crtsav32gpr.asm,
12040 config/rs6000/e500crtsav64gpr.asm,
12041 config/rs6000/e500crtsav64gprctr.asm,
12042 config/rs6000/e500crtsavg32gpr.asm,
12043 config/rs6000/e500crtsavg64gpr.asm,
12044 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12045 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12046 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12047 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12048 config/sparc/sol2-cn.asm: Remove .file directives.
12050 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12052 * resource.c (mark_referenced_resources): Look inside
12053 UNSPEC_VOLATILEs and ASM_INPUTs.
12055 2008-07-02 Ian Lance Taylor <iant@google.com>
12057 * rtlanal.c (add_reg_note): New function.
12058 * rtl.h (add_reg_note): Declare.
12059 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12060 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12061 * builtins.c (expand_builtin_longjmp): Likewise.
12062 (expand_builtin_nonlocal_goto): Likewise.
12063 * calls.c (emit_call_1, expand_call): Likewise.
12064 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12065 * cfglayout.c (fixup_reorder_chain): Likewise.
12066 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12067 (commit_one_edge_insertion): Likewise.
12068 * combine.c (move_deaths, distribute_notes): Likewise.
12069 * df-problems.c (df_set_note): Likewise.
12070 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12071 (set_unique_reg_note): Likewise.
12072 (emit_copy_of_insn_after): Likewise.
12073 * expr.c (expand_expr_real): Likewise.
12074 * gcse.c (add_label_notes): Likewise.
12075 * haifa-sched.c (create_check_block_twin): Likewise.
12076 * jump.c (mark_jump_label_1): Likewise.
12077 * loop-doloop.c (add_test, doloop_modify): Likewise.
12078 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12079 * lower-subreg.c (move_eh_region_note): Likewise.
12080 * optabs.c (emit_libcall_block): Likewise.
12081 * predict.c (predict_insn): Likewise.
12082 (combine_predictions_for_insn): Likewise.
12083 * recog.c (peephole2_optimize): Likewise.
12084 * regmove.c (try_auto_increment): Likewise.
12085 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12086 * reload.c (find_reloads): Likewise.
12087 * reload1.c (fixup_eh_region_note): Likewise.
12088 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12089 * reorg.c (delete_prior_computation): Likewise.
12090 (delete_computation, dbr_schedule): Likewise.
12091 * config/pa/pa.c (legitimize_pic_address): Likewise.
12092 * config/sh/sh.c (sh_reorg): Likewise.
12094 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12097 * config/libgcc-glibc.ver: Add %exclude.
12098 * config/m32r/libgcc-glibc.ver: Likwise.
12099 * config/s390/libgcc-glibc.ver: Likwise.
12100 * config/sh/libgcc-glibc.ver: Likwise.
12101 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12103 * config/i386/libgcc-glibc.ver: New.
12105 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12107 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12109 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12110 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12111 i[34567]86-*-linux*, x86_64-*-linux*. Add
12112 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12113 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12114 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12115 i[34567]86-*-linux*, x86_64-*-linux*.
12117 * libgcc-std.ver: Add empty GCC_4.4.0.
12119 * mkmap-symver.awk: Support multiple versions per symbol.
12121 * config/i386/i386.c (ix86_init_builtins): Always define
12122 __builtin_fabsq and __builtin_copysignq with fallbacks.
12123 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12124 and __builtin_copysignq if SSE2 isn't available.
12126 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12127 (LIBGCC2_TF_CEXT): Likwise.
12128 (TF_SIZE): Likwise.
12130 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12132 * config/i386/sfp-machine.h: Moved to libgcc.
12134 * config/i386/sfp-machine.h: New.
12135 * config/i386/t-linux: Likwise.
12137 * config/i386/t-darwin: Remove softfp_wrap_start and
12139 * config/i386/t-darwin64: Likewise.
12141 * config/i386/t-fprules-softfp64: Renamed to ...
12142 * config/i386/t-fprules-softfp: This.
12144 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12145 and softfp_wrap_end.
12147 2008-07-02 Jason Merrill <jason@redhat.com>
12149 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12151 * tree.c (ctor_to_list): New fn.
12152 * tree.h: Declare it.
12153 (CONSTRUCTOR_ELT): New macro.
12154 (CONSTRUCTOR_NELTS): New macro.
12156 2008-07-02 Richard Guenther <rguenther@suse.de>
12158 * tree-ssa-structalias.c (struct variable_info): Reorder
12159 to fill padding on 64bit hosts. Make collapsed_to an int.
12160 (get_varinfo_fc): Deal with that.
12161 (new_var_info): Likewise.
12162 (collapse_rest_of_var): Likewise.
12164 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12166 * doc/install.texi (--enable-java-home): Document.
12167 (--enable-aot-compile-rpm): Likewise.
12168 (--with-arch-directory): Likewise.
12169 (--with-os-directory): Likewise.
12170 (--with-origin-name): Likewise.
12171 (--with-arch-suffix): Likewise.
12172 (--with-jvm-root-dir): Likewise.
12173 (--with-jvm-jar-dir): Likewise.
12174 (--with-python-dir): Likewise.
12176 2008-07-02 Richard Guenther <rguenther@suse.de>
12178 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12179 from decls explicitly. Merge operand checking from tuples.
12181 2008-07-02 Martin Jambor <mjambor@suse.cz>
12183 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12185 2008-07-02 Martin Jambor <mjambor@suse.cz>
12187 * tree-switch-conversion.c: Included timevar.h
12188 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12190 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12192 2008-07-02 Martin Jambor <mjambor@suse.cz>
12194 * tree-switch-conversion.c: Corrected various comments and
12196 (build_constructors): Fixed minor formatting mistakes.
12198 * invoke.texi (Optimize Options): Corrected the
12199 switch-conversion-max-branch-ratio parameter.
12201 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12203 * final.c (asm_insn_count): Return zero for an empty asm body.
12205 2008-07-02 Richard Guenther <rguenther@suse.de>
12207 * bitmap.h (bitmap_set_bit): Return bool.
12208 (bitmap_clear_bit): Likewise.
12209 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12210 write to the bitmap if it would.
12211 (bitmap_clear_bit): Likewise.
12212 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12213 bitmap_set_bit return value.
12214 (add_pred_graph_edge): Likewise.
12215 (add_graph_edge): Likewise.
12216 (do_sd_constraint): Likewise.
12217 (do_ds_constraint): Likewise.
12219 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12221 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12222 Fix -Wc++-compat and/or -Wcast-qual warnings.
12223 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12224 gen_regparm_prefix): Likewise.
12225 * vmsdbgout.c (write_modbeg, lookup_filename,
12226 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12228 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12230 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12231 defaults.h definition apply.
12233 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12235 * function.c (assign_parm_remove_parallels): New.
12236 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12238 (assign_parm_setup_block): Do not handle them.
12239 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12240 assign_parm_remove_parallels.
12242 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12244 * c-typeck.c (convert_for_assignment): Use
12245 vector_targets_convertible_p.
12246 * c-common.c (vector_targets_convertible_p): New.
12247 * c-common.h (vector_targets_convertible_p): New prototype.
12248 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12249 opaque_p_V2SI_type_node.
12251 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12253 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12256 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12258 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12259 TFmode constants via two element DImode vector for hosts with
12260 HOST_BITS_PER_WIDE_INT < 64.
12261 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12262 also for HOST_BITS_PER_WIDE_INT < 64.
12264 2008-07-01 Richard Guenther <rguenther@suse.de>
12266 PR tree-optimization/36666
12267 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12268 (get_constraint_exp_from_ssa_var): Split into ...
12269 (get_constraint_exp_for_temp): ... this ...
12270 (get_constraint_for_ssa_var): ... and that.
12271 Return constraint expressions for all touched sub-fields
12272 if the results address is not taken.
12273 (process_constraint): Remove assertion that aggregate
12274 assignments do not happen at this place.
12275 (get_constraint_for_component_ref): Add address_p argument.
12276 Return constraint expressions for all touched sub-fields
12277 if the results address is not taken.
12278 (do_deref): Use get_constraint_exp_for_temp.
12279 (get_constraint_for_1): Rename from ...
12280 (get_constraint_for): ... this. Add the old function as wrapper.
12281 (do_structure_copy): Use get_constraint_for_1.
12283 2008-07-01 Martin Jambor <mjambor@suse.cz>
12285 * Makefile.in (tree-switch-conversion.o): Add.
12286 (OBJS-common): Add tree-swtch-conversion.o.
12287 * passes.c (init_optimization_passes): Add pass_convert_switch.
12288 * tree-pass.h: (pass_convert_switch): Add.
12289 * tree-switch-conversion.c: New file.
12290 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12291 * common.opt (ftree-cswtch): New option.
12292 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12293 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12294 * opts.c (decode_options): Set flag_tree_switch_conversion when
12295 optimization level is >= 2.
12296 * doc/invoke.texi (Optimize Options): Added description of
12297 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12299 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12301 * config/darwin-driver.c (darwin_default_min_version): Fix
12302 -Wc++-compat warnings.
12304 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12306 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12309 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12311 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12313 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12315 PR rtl-optimization/34744
12316 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12317 (df_scan_free_internal): Free data structures not
12318 allocated in storage pools.
12319 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12320 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12321 df_scan_free_mws_vec.
12322 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12325 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12327 * config/i386/i386.c (contains_aligned_value_p): Return true
12329 (ix86_function_arg_boundary): Return its natural boundary
12331 (return_in_memory_32): Don't check TDmode.
12332 (ix86_split_to_parts): Support splitting into 4 parts and
12333 support TFmode for 32bit target.
12334 (ix86_split_long_move): Support splitting into 4 parts.
12335 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12337 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12338 (ix86_init_builtins): Here.
12339 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12340 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12341 'q' and 'w', respectively.
12343 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12345 (movtf_internal): Likewise.
12346 (<code>tf2): Likewise.
12347 (*absnegtf2_sse): Likewise.
12348 (copysign<mode>3): Likewise.
12349 (copysign<mode>3_const): Likewise.
12350 (copysign<mode>3_var): Likewise.
12351 (define_split UNSPEC_COPYSIGN): Likewise.
12352 * config/i386/sse.md (*nandtf3): Likewise.
12353 (<code>tf3): Likewise.
12354 (*<code>tf3): Likewise.
12356 2008-06-30 Joey Ye <joey.ye@intel.com>
12357 H.J. Lu <hongjiu.lu@intel.com>
12359 * global.c (compute_regsets): Set frame_pointer_needed here.
12360 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12362 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12364 * doc/install.texi (specific): Expand Windows build notes.
12366 2008-06-30 Ira Rosen <irar@il.ibm.com>
12368 PR tree-optimization/36648
12369 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12370 number of prolog iterations by step. Fix the comment.
12372 2008-06-30 Richard Guenther <rguenther@suse.de>
12374 PR middle-end/36671
12375 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12376 handle calls from ECF_MALLOC functions.
12377 (handle_pure_call): ECF_MALLOC functions do not return
12379 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12381 2008-06-29 Andreas Schwab <schwab@suse.de>
12383 * config/m68k/m68k.c (print_operand): Always print a float
12385 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12386 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12389 * config/rs6000/x-linux64: Remove never used file.
12391 2008-06-29 Richard Guenther <rguenther@suse.de>
12393 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12395 (struct alias_info): Move ...
12396 * tree-ssa-alias.c: ... here.
12397 (update_alias_info): Declare.
12398 (compute_may_aliases): Call it.
12399 (update_alias_info): New function.
12400 * tree-ssa-structalias.c (update_alias_info): Move ...
12401 * tree-ssa-alias.c (update_alias_info_1): ... here.
12402 * tree-ssa-structalias.c (process_constraint_1): Remove
12403 unused from_call argument. Rename to ...
12404 (process_constraint): ... this. Delete old wrapper.
12405 (make_constraint_to): Adjust callers.
12406 (handle_const_call): Likewise.
12407 (handle_pure_call): Likewise.
12408 (init_base_vars): Likewise.
12409 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12410 (find_func_aliases): We don't need structure copies for
12412 (make_constraint_from_anything): Remove.
12413 (create_variable_info_for): For globals make constraints
12414 from escaped, not from anything.
12415 (compute_points_to_sets): Do not call update_alias_info.
12416 (ipa_pta_execute): Use make_constraint_from.
12418 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12420 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12421 (bitmap.o-warn, dominance.o-warn): New.
12422 * configure.ac (cxx_compat_warn): Delete.
12423 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12424 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12426 * configure: Regenerate.
12428 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12431 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12433 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12434 * df-scan.c (df_notes_rescan): Likewise.
12435 * ggc-page.c (set_page_table_entry): Likewise.
12436 * intl.c (gcc_gettext_width): Likewise.
12437 * varasm.c (get_unnamed_section, get_noswitch_section,
12438 get_section): Likewise.
12440 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12442 * regrename.c (build_def_use): Don't copy RTX.
12444 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12446 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12447 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12448 punctuation. Use @ref instead of @xref.
12449 (Function Names): Remove stray @display/@end display.
12450 (C++ Attributes): Use @ref instead of @xref.
12451 (Deprecated Features): Fix punctuation around @xref.
12452 (Backwards Compatibility): Likewise.
12453 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12455 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12457 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12458 constants for E500 double.
12460 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12462 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12463 element type of const_vector.
12465 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12467 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12468 Remove FLAGS_REG clobber from expander pattern.
12469 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12470 (anddi3, andsi3, andhi3, andqi3): Ditto.
12471 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12472 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12473 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12474 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12475 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12476 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12477 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12478 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12480 2008-06-28 Richard Guenther <rguenther@suse.de>
12482 * tree-ssa-structalias.c (callused_id, var_callused,
12483 callused_tree): Add.
12484 (handle_pure_call): New function.
12485 (find_func_aliases): Call it.
12486 (find_what_p_points_to): Handle the call-used set.
12487 (clobber_what_escaped): Likewise.
12488 (compute_call_used_vars): New function.
12489 (init_base_vars): Init the call-used variable.
12490 (do_sd_constraint): Do not propagate the solution from CALLUSED
12491 but use CALLUSED as a placeholder.
12492 (solve_graph): Likewise.
12493 * tree-flow-inline.h (gimple_call_used_vars): New function.
12494 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12495 (compute_call_used_vars): Declare.
12496 * tree-ssa-alias.c (set_initial_properties): Call
12497 compute_call_used_vars.
12498 (reset_alias_info): Clear call-used variables.
12499 (add_call_clobber_ops): Assert we are not called for const/pure
12500 functions. Remove handling of them.
12501 (add_call_read_ops): Handle pure functions by adding the
12502 call-used set of variables as VUSEs.
12503 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12504 (delete_tree_ssa): Free it.
12505 * tree-dfa.c (remove_referenced_var): Clear the var from the
12508 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12510 * tree.c (build_varargs_function_type_list): New.
12511 (build_function_type_list_1): New.
12512 (build_function_type_list): Use build_function_type_list_1.
12513 * tree.h (build_varargs_function_type_list): New.
12515 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12518 * config/spu/spu.c (spu_builtin_splats): Do not generate
12519 invalid CONST_VECTOR expressions.
12520 (spu_expand_vector_init): Likewise.
12522 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12524 * optabs.c (libfunc_decls): New variable.
12525 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12526 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12527 for the same function twice.
12529 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12531 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12532 ix86_expand_binary_operator directly.
12533 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12535 (*ashrti3_1): Ditto.
12536 (*lshrti3_1): Ditto.
12537 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12538 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12539 using only one splitter. Conditionaly execute splitter before or
12540 after peephole2 pass.
12541 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12542 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12543 Use only one alternative in asm template.
12544 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12546 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12547 "J" operand constraint for operand 2.
12548 (*ashldi3_cconly_rex64): Ditto.
12549 (*ashrdi3_cmp_rex64): Ditto.
12550 (*ashrdi3_cconly_rex64): Ditto.
12551 (*lshrdi3_cmp_rex64): Ditto.
12552 (*lshrdi3_cconly_rex64): Ditto.
12553 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12554 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12555 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12558 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12560 * gimplify.c (omp_is_private): Don't return true if decl is not
12561 already private on #pragma omp for or #pragma omp parallel for.
12564 * tree-cfg.c (struct move_stmt_d): Replace block field with
12565 orig_block and new_block fields.
12566 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12567 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12568 (move_block_to_fn): Replace vars_map and new_label_map arguments
12569 with struct move_stmt_d pointer.
12570 (replace_block_vars_by_duplicates): New function.
12571 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12572 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12573 all subblocks of ORIG_BLOCK to the new function. Call
12574 replace_block_vars_by_duplicates.
12575 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12576 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12577 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12578 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12579 (expand_omp): Temporarily set input_location to the location of
12580 region's controlling stmt.
12581 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12582 BIND_EXPR, push ctx->block_vars and gimplification vars into
12583 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12584 into dest function.
12585 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12586 there are any BLOCK_VARS.
12587 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12588 OMP_PARALLEL or OMP_TASK stmt.
12589 (lower_omp): Save and restore input_location around the lower_omp_1
12592 2008-06-27 Richard Guenther <rguenther@suse.de>
12594 PR tree-optimization/36400
12595 PR tree-optimization/36373
12596 PR tree-optimization/36344
12597 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12598 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12599 (update_alias_info): Remove call clobbering code.
12600 (make_constraint_to): New helper function.
12601 (make_escape_constraint): Likewise.
12602 (handle_rhs_call): Use it on all pointer containing arguments.
12603 Also mark the static chain escaped.
12604 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12605 instead of ANYTHING.
12606 (make_constraint_from): New helper split out from ...
12607 (make_constraint_from_anything): ... here.
12608 (find_func_aliases): Add constraints for escape sites.
12609 (intra_create_variable_infos): Make constraints from NONLOCAL
12611 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12613 (clobber_what_p_points_to): Remove.
12614 (clobber_what_escaped): New function.
12615 (init_base_vars): Init NONLOCAL and ESCAPED.
12616 (do_sd_constraint): Do not propagate the solution from ESCAPED
12617 but use ESCAPED as a placeholder.
12618 (solve_graph): Likewise.
12619 * tree-flow.h (clobber_what_p_points_to): Remove.
12620 (clobber_what_escaped): Declare.
12621 * tree-ssa-alias.c (set_initial_properties): Call it.
12622 Remove code clobbering escaped pointers.
12624 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12626 * function.c (allocate_struct_function): Only allocate a unique
12627 funcdef_no if the decl is nonzero.
12629 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12631 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12632 * config/mips/mips.c (mips_split_const_insns): New function.
12633 * config/mips/mips.md (move_type): New attribute.
12634 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12635 (dword_mode): New attribute.
12636 (type): Avoid long line. Map "move_type"s to "type"s,
12637 choosing "multi" for doubleword moves if appropriate.
12638 Swap MTC/MFC comments to match their declaration order.
12639 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12640 "type" is "branch" or "jal" is "direct".
12641 (length): Handle "extended_mips16" first. Make the default
12642 "0" for "ghost" instructions. Set the length from "move_type".
12643 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12644 of "type", with "sll0" for the register alternative. Remove the
12645 "extended_mips16" attribute.
12646 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12647 of "type", with "shift_shift" for the register alternative.
12648 Remove the "length" attribute.
12649 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12650 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12651 of "type", with "andi" for the register alternative.
12652 (*zero_extendqihi2): Likewise.
12653 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12654 of "andi" instead of a "type" of "arith".
12655 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12657 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12658 (mov_<store>r, *mov<mode>_ra): Likewise.
12659 (extendsidi2): Use "move_type" instead of "type", with "move"
12660 for the register alternative.
12661 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12662 of "type", with "signext" for the register alternative.
12663 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12664 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12665 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12666 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12667 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12668 (unnamed branch insn): Likewise.
12669 (*movdi_gp32_fp64): Fold into...
12670 (*movdi_32bit): ...here.
12671 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12672 (*movdf_hardfloat): ...this new pattern.
12673 (*movdf_softfloat): Remove redundant FPR alternatives.
12674 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12675 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12676 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12677 the "move" attribute.
12678 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12679 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12680 and "store" for COP loads and stores.
12681 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12682 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12683 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12684 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12685 (*movtf_mips16, *movv2sf): Likewise.
12686 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12687 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12688 (mfhc1<mode>): Use "move_type" instead of "move".
12689 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12690 (loadgp_blockage): Remove the "length" attribute.
12691 (blockage, set_got_version, update_got_version): Likewise.
12692 (call_internal): Remove the "extended_mips16" attribute.
12693 (call_value_internal, call_value_multiple_internal): Likewise.
12694 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12696 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12697 the "length" attribute.
12699 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12701 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12702 -Wcast-qual warnings.
12703 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12704 handle_pragma_pop_macro): Likewise.
12705 * collect2.c (resolve_lib_name): Likewise.
12706 * config/arc/arc.c (arc_init): Likewise.
12707 * config/arm/arm.c (neon_builtin_compare,
12708 locate_neon_builtin_icode): Likewise.
12709 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12710 * config/bfin/bfin.c (bfin_init_machine_status,
12711 bfin_optimize_loop): Likewise.
12712 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12713 * config/cris/cris.c (cris_init_expanders): Likewise.
12714 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12715 * config/darwin.c (machopic_indirection_eq,
12716 machopic_indirection_name, machopic_output_indirection): Likewise.
12717 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12718 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12719 frv_optimize_membar): Likewise.
12720 * config/i386/cygwin.h (mingw_scan,
12721 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12722 * config/i386/cygwin1.c (mingw_scan): Likewise.
12723 * config/i386/i386.c (machopic_output_stub): Likewise.
12724 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12725 i386_pe_unique_section): Likewise.
12726 * config/ia64/ia64.c (ia64_init_machine_status,
12727 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12729 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12730 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12731 * config/m68k/m68k.c (m68k_handle_option,
12732 m68k_sched_md_init_global): Likewise.
12733 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12734 mcore_unique_section): Likewise.
12735 * config/mips/mips.c (mips_block_move_straight,
12736 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12738 * config/mmix/mmix.c (mmix_init_machine_status,
12739 mmix_encode_section_info): Likewise.
12740 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12741 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12742 print_operand_address, output_toc, redefine_groups,
12743 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12744 * config/s390/s390.c (s390_init_machine_status): Likewise.
12745 * config/score/score.c (score_block_move_straight,
12746 score_block_move_loop_body): Likewise.
12747 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12748 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12749 * emit-rtl.c (find_auto_inc): Likewise.
12750 * gcc.c (translate_options, process_command): Likewise.
12751 * reorg.c (dbr_schedule): Likewise.
12752 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12753 * xcoffout.c (xcoffout_declare_function): Likewise.
12755 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12757 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12758 ipa-pta working again.
12760 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12762 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12765 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12767 * config.gcc (powerpc*-*-*): Add new core e500mc.
12768 * config/rs6000/e500mc.md: New file.
12769 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12771 (rs6000_override_options): Add e500mc case to
12772 processor_target_table. Altivec and Spe options not allowed
12773 with e500mc. Add isel instruction to e500mc by
12774 default. Initialize rs6000_cost for e500mc.
12775 (rs6000_issue_rate): Set issue rate for e500mc.
12776 * config/rs6000/rs6000.h (processor_type): Add
12777 PROCESSOR_PPCE500MC.
12778 (ASM_CPU_SPEC): Add e500mc.
12779 Set TARGET_ISEL to rs6000_isel.
12780 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12781 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12782 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12784 * doc/invoke.texi: Add e500mc to list of cpus.
12786 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12789 * c-lex.c (lex_charconst): Initialize unsignedp.
12791 2008-06-27 Olivier Hainque <hainque@adacore.com>
12793 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12794 documented assumptions.
12796 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12798 * dwarf2out.c: Remove trailing white spaces. Break long line
12801 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12803 * libfuncs.h (LTI_synchronize): New libfunc_index.
12804 (synchronize_libfunc): Declare.
12805 * builtins.c (expand_builtin_synchronize): Consider using
12806 synchronize_libfunc before falling back on an asm blockage.
12807 * config/mips/mips.c: Include libfuncs.h
12808 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12810 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12812 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12813 parameter. Copy stack_reg to r11 where appropriate.
12814 (no_global_regs_above): Add gpr parameter.
12815 (rs6000_stack_info): Only add padding for SPE save area if we
12816 are saving SPE GPRs and CR.
12817 (saveres_routine_syms): New variable.
12818 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12820 (rs6000_savres_routine_sym): New function.
12821 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12823 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12824 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12825 Tweak FPR out-of-line saving.
12826 (rs6000_make_savres_rtx): New function.
12827 (rs6000_use_multiple_p): New function.
12828 (rs6000_savres_strategy): New function.
12829 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12830 out-of-line if appropriate.
12831 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12832 if we are optimizing for size.
12833 (GP_SAVE_INLINE): Define.
12834 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12835 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12836 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12837 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12838 (*save_fpregs_<mode>): Add use of r11.
12839 (*restore_gpregs_<mode>): New insn.
12840 (*return_and_restore_gpregs_<mode>): New insn.
12841 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12843 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12844 (*restore_gpregs_spe): New insn.
12845 (*return_and_restore_gpregs_spe): New insn.
12846 * config/rs6000/predicates.md (save_world_operation): Fix check.
12848 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12850 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12851 this point, so assert that.
12853 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12855 * cfganal.c: Include vec.h and vecprim.h.
12856 (compute_idf): Import from...
12857 * tree-into-ssa (compute_idf): ...here.
12858 * basic-block.h (compute_idf): Export.
12860 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12862 * c-decl.c (merge_decls): Use !current_function_decl to check for
12863 extern declaration of C99 inline function being at file scope.
12865 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12867 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12869 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12871 * alias.c (record_alias_subset, init_alias_analysis): Fix
12872 -Wc++-compat and/or -Wcast-qual warnings.
12873 * attribs.c (lookup_attribute_spec): Likewise.
12874 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12875 copy_bb, connect_traces,
12876 find_rarely_executed_basic_blocks_and_cr): Likewise.
12877 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12878 note_btr_set, migrate_btr_defs): Likewise.
12879 * builtins.c (result_vector, expand_builtin_memcpy,
12880 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12881 builtin_memset_read_str, expand_builtin_printf,
12882 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12884 * caller-save.c (mark_set_regs): Likewise.
12885 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12886 * cgraph.c (cgraph_edge): Likewise.
12887 * combine.c (likely_spilled_retval_1): Likewise.
12888 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12889 htab_counts_entry_del, get_coverage_counts): Likewise.
12890 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12891 new_cselib_val): Likewise.
12892 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12893 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12895 * df-core.c (df_compact_blocks): Likewise.
12896 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12897 * df-scan.c (df_grow_reg_info, df_ref_create,
12898 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12899 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12900 df_record_entry_block_defs, df_record_exit_block_uses,
12901 df_bb_verify): Likewise.
12902 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12903 DF_REF_EXTRACT_MODE_CONST): New.
12904 * dominance.c (get_immediate_dominator, get_dominated_by,
12905 nearest_common_dominator, root_of_dom_tree,
12906 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12907 -Wc++-compat and/or -Wcast-qual warnings.
12908 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12909 record_store, replace_read, check_mem_read_rtx, scan_insn,
12910 dse_step1, dse_record_singleton_alias_set): Likewise.
12911 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12913 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12915 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12916 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12917 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12918 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12919 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12920 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12921 file_name_acquire, output_file_names, add_const_value_attribute,
12922 premark_used_types_helper, file_table_eq, file_table_hash,
12923 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12924 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12925 -Wcast-qual warnings.
12926 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12927 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12928 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12929 gen_reg_rtx, start_sequence, init_emit): Likewise.
12930 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12931 * except.c (init_eh_for_function, gen_eh_region,
12932 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12933 arh_to_landing_pad, arh_to_label, add_action_record,
12934 add_call_site, switch_to_exception_section): Likewise.
12935 * expmed.c (synth_mult): Likewise.
12936 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12937 store_expr): Likewise.
12938 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12940 * function.c (assign_stack_temp_for_type,
12941 allocate_struct_function, match_asm_constraints_1): Likewise.
12942 * gcov-io.c (gcov_allocate): Likewise.
12943 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12944 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12945 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12946 record_one_set, insert_expr_in_table, insert_set_in_table,
12947 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12948 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12949 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12950 -Wcast-qual warnings.
12952 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12954 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12955 -Wcast-qual warnings.
12956 * gcc.c (process_command): Likewise.
12957 * genattrtab.c (oballoc): Use XOBNEW.
12958 (oballocvec): Define.
12959 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12960 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12961 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12962 -Wc++-compat and/or -Wcast-qual warnings.
12963 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12964 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12965 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12966 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12967 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12968 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12969 add_excls, process_presence_absence_names,
12970 process_presence_absence_patterns, add_presence_absence,
12971 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12972 get_free_state, add_arc, get_free_automata_list_el,
12973 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12974 transform_3, cache_presence, create_ainsns, create_automata,
12975 create_state_ainsn_table, dfa_insn_code_enlarge,
12976 output_trans_func, output_min_issue_delay_func,
12977 output_dead_lock_func, output_reset_func,
12978 output_get_cpu_unit_code_func, output_dfa_start_func,
12979 expand_automata): Likewise.
12980 * genextract.c (gen_insn): Likewise.
12981 * gengtype-lex.l: Likewise.
12982 * gengtype.c (read_input_list, adjust_field_type,
12983 process_gc_options): Likewise.
12984 * genoutput.c (note_constraint): Likewise.
12985 * genpreds.c (mangle, add_constraint): Likewise.
12986 * genrecog.c (process_define_predicate, new_decision,
12987 add_to_sequence): Likewise.
12988 * gensupport.c (record_insn_name): Likewise.
12990 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12992 * config/i386/driver-i386.c (detect_caches_amd,
12993 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12994 and/or -Wcast-qual warnings.
12995 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12996 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12997 gt_pch_save): Likewise.
12998 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12999 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13000 * global.c (compute_regsets): Likewise.
13001 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13002 finish_graph_dump_file): Likewise.
13003 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13004 unlink_bb_notes): Likewise.
13005 * integrate.c (get_hard_reg_initial_val): Likewise.
13006 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13007 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13008 * local-alloc.c (update_equiv_regs): Likewise.
13009 * loop-invariant.c (check_invariant_table_size,
13010 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13012 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13013 altered_reg_used, mark_altered): Likewise.
13014 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13015 insert_var_expansion_initialization,
13016 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13017 release_var_copies): Likewise.
13018 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13019 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13020 analyze_accesses_for_phi_node, check_var_notmodified_p,
13021 check_allocation_function, find_sites_in_func,
13022 record_all_accesses_in_func, transform_access_sites,
13023 transform_allocation_sites): Likewise.
13024 * omp-low.c (new_omp_region, create_omp_child_function_name,
13025 check_omp_nesting_restrictions, check_combined_parallel,
13026 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13027 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13028 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13029 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13031 * opts-common.c (prune_options): Likewise.
13032 * opts.c (add_input_filename, print_filtered_help,
13033 get_option_state): Likewise.
13034 * params.c (add_params): Likewise.
13035 * passes.c (set_pass_for_id, next_pass_1,
13036 do_per_function_toporder, pass_fini_dump_file): Likewise.
13037 * postreload.c (reload_cse_simplify_operands): Likewise.
13038 * predict.c (tree_predicted_by_p, tree_predict_edge,
13039 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13041 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13043 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13045 * recog.c (check_asm_operands, validate_change_1): Likewise.
13046 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13047 subst_asm_stack_regs): Likewise.
13048 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13049 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13050 * regmove.c (reg_is_remote_constant_p): Likewise.
13051 * regrename.c (regrename_optimize, scan_rtx_reg,
13052 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13054 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13055 regstat_compute_calls_crossed): Likewise.
13056 * reload1.c (init_reload, new_insn_chain,
13057 has_nonexceptional_receiver, reload, copy_reloads,
13058 calculate_needs_all_insns, init_elim_table): Likewise.
13059 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13060 * rtl.c (shallow_copy_rtx_stat): Likewise.
13061 * rtlanal.c (parms_set): Likewise.
13062 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13063 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13064 * sched-ebb.c (earliest_block_with_similiar_load,
13065 add_deps_for_risky_insns): Likewise.
13066 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13067 schedule_region): Likewise.
13068 * see.c (eq_descriptor_pre_extension,
13069 hash_descriptor_pre_extension, hash_del_pre_extension,
13070 eq_descriptor_properties, hash_descriptor_properties,
13071 hash_del_properties, see_seek_pre_extension_expr,
13072 see_initialize_data_structures, see_print_register_properties,
13073 see_print_pre_extension_expr, see_delete_merged_def_extension,
13074 see_delete_unmerged_def_extension, see_emit_use_extension,
13075 see_pre_delete_extension, see_map_extension, see_commit_changes,
13076 see_analyze_merged_def_local_prop,
13077 see_analyze_merged_def_local_prop,
13078 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13079 see_set_prop_merged_def, see_set_prop_unmerged_def,
13080 see_set_prop_unmerged_use, see_print_one_extension,
13081 see_merge_one_use_extension, see_merge_one_def_extension,
13082 see_store_reference_and_extension, see_update_uses_relevancy,
13083 see_update_defs_relevancy): Likewise.
13084 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13085 hash_statistics_free, curr_statistics_hash): Likewise.
13086 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13087 expand_asm_operands, expand_return, case_bit_test_cmp,
13088 expand_case): Likewise.
13089 * stor-layout.c (start_record_layout): Likewise.
13090 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13091 gt_pch_save_stringpool): Likewise.
13092 * tree-data-ref.c (hash_stmt_vertex_info,
13093 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13094 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13096 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13099 * config/i386/i386.md : Change constraints of HImode and QImode
13100 immediate operands from "i" to "n". Change SImode "ni" constraint to
13101 "i" and SImode "rmi" constraint to "g". Remove all constraints
13102 from const0_operand and const1_operand predicated operands.
13103 (i): Change QImode and HImode attribute from "i" to "n".
13104 (*subqi_2): Change HImode operands to QImode.
13107 2008-06-25 Olivier Hainque <hainque@adacore.com>
13109 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13112 2008-06-25 Richard Guenther <rguenther@suse.de>
13114 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13115 not overflow the result type.
13117 2008-06-25 Richard Guenther <rguenther@suse.de>
13119 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13120 (vn_lookup): Likewise.
13122 2008-06-25 Richard Guenther <rguenther@suse.de>
13124 PR tree-optimization/35518
13125 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13126 * tree-sra.c (instantiate_element): Use fold_build3 to build
13128 (try_instantiate_multiple_fields): Likewise.
13130 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13132 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13135 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13137 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13138 use_backchain_to_restore_sp to true
13139 if the offset of the link register save area would go over the 32k - 1
13140 offset limit of the load
13143 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13145 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13146 anchor for the type-punning blurb. Cross-reference "Structures
13147 unions enumerations and bit-fields implementation". Provide a
13148 cast-through-pointer example. Make final sentence self-contained.
13149 * doc/implement-c.texi (Structures unions enumerations and
13150 bit-fields implementation): Cross-reference the type-punning blurb
13151 in the -fstrict-aliasing documentation.
13153 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13155 PR middle-end/36594
13156 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13157 the memory instead of the memory itself for the save area.
13159 2008-06-24 Olivier Hainque <hainque@adacore.com>
13160 Nicolas Roche <roche@adacore.com>
13162 * gengtype.c (srcdir_len): size_t instead of int.
13163 (get_file_realbasename): New function. For F a filename, the real
13164 basename of F, with all the path components stripped.
13165 (get_file_srcdir_relative_path): New function. For F a filename, the
13166 relative path to F from $(srcdir).
13167 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13168 get_file_realbasename. Adjust the head comment.
13169 (get_prefix_langdir_index): New function. For F a filename, return the
13170 lang_dir_names[] relative index of the language directory that is
13172 (get_file_langdir): For F a filename, return the name of the language
13173 directory where F is located.
13174 (get_file_gtfilename): New function. The gt- output file name for an
13176 (get_output_file_with_visibility): Replace in-line computations with
13177 uses of get_file_gtfilename and get_prefix_langdir_index.
13178 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13180 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13182 PR tree-optimization/36504
13183 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13184 references without base address.
13186 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13188 PR middle-end/36584
13189 * calls.c (expand_call): Increase alignment for recursive functions.
13191 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13193 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13194 (TARGET_FUNCTION_VALUE): New define.
13195 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13196 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13198 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13200 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13201 (fmod<mode>3): Ditto.
13202 (remainderxf3): Ditto.
13203 (remainder<mode>3): Ditto.
13205 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13208 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13209 REG is a hard register.
13211 PR tree-optimization/36508
13212 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13213 499, don't check it at all in release compilers.
13215 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13217 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13218 together with SSE_TARGET_MATH to disable insn pattern.
13219 (*fop_<MODEF:mode>_2_i387): Ditto.
13220 (*fop_<MODEF:mode>_3_i387): Ditto.
13222 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13224 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13226 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13228 PR middle-end/34906
13229 * gimplify.c (gimplify_asm_expr): Check the return code of
13230 parse_output_constraint call, set function return and is_inout
13231 value if it failed.
13233 2008-06-22 Ian Lance Taylor <iant@google.com>
13235 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13236 (narrowest_signed_type): Likewise.
13237 * c-typeck.c (c_common_type): Change local variable mclass to enum
13239 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13240 tcc_comparison, not the tree code itself.
13241 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13242 (c_expand_expr): Cast modifier to enum expand_modifier.
13243 * c-common.h (C_RID_CODE): Add casts.
13244 (C_SET_RID_CODE): Define.
13245 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13246 (c_lex_one_token): Add cast to avoid warning.
13247 (c_parser_objc_type_name): Rename local typename to type_name.
13248 (check_no_duplicate_clause): Change code parameter to enum
13250 (c_parser_omp_var_list_parens): Change kind parameter to enum
13252 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13253 c_parser_omp_list_var_parens.
13254 (c_parser_omp_threadprivate): Likewise.
13255 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13256 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13257 * c-format.c (NO_FMT): Define.
13258 (printf_length_specs): Use NO_FMT.
13259 (asm_fprintf_length_specs): Likewise.
13260 (gcc_diag_length_specs): Likewise.
13261 (scanf_length_specs): Likewise.
13262 (strfmon_length_specs): Likewise.
13263 (gcc_gfc_length_specs): Likewise.
13264 (printf_flag_specs): Change 0 to STD_C89.
13265 (asm_fprintf_flag_specs): Likewise.
13266 (gcc_diag_flag_specs): Likewise.
13267 (gcc_cxxdiag_flag_specs): Likewise.
13268 (scanf_flag_specs): Likewise.
13269 (strftime_flag_specs): Likewise.
13270 (strfmon_flag_specs): Likewise.
13271 (print_char_table): Likewise.
13272 (asm_fprintf_char_table): Likewise.
13273 (gcc_diag_char_table): Likewise.
13274 (gcc_tdiag_char_table): Likewise.
13275 (gcc_cdiag_char_table): Likewise.
13276 (gcc_cxxdiag_char_table): Likewise.
13277 (gcc_gfc_char_table): Likewise.
13278 (scan_char_table): Likewise.
13279 (time_char_table): Likewis.
13280 (monetary_char_table): Likewise.
13281 * c-format.h (BADLEN): Likewise.
13283 2008-06-21 Ian Lance Taylor <iant@google.com>
13285 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13286 Define END_OF_BASE_TREE_CODES around inclusion.
13287 * tree.c (tree_code_type): New global array.
13288 (tree_code_length, tree_code_name): Likewise.
13289 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13290 $(lang_tree_files).
13291 (all-tree.def, s-alltree): New targets.
13292 (gencheck.h, s-gencheck): Remove.
13293 (tree.o): Depend upon all-tree.def.
13294 (build/gencheck.o): Remove gencheck.h dependency.
13295 (mostlyclean): Don't remove gencheck.h.
13296 * c-common.h (enum c_tree_code): Remove.
13297 * c-lang.c (tree_code_type): Remove.
13298 (tree_code_length, tree_code_name): Remove.
13299 * gencheck.c (tree_codes): Include all-tree.def, rather than
13300 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13302 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13304 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13305 (operator_name_info): Size to MAX_TREE_CODES.
13306 (assignment_operator_name_info): Likewise.
13307 * cp/cp-lang.c (tree_code_type): Remove.
13308 (tree_code_length, tree_code_name): Remove.
13309 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13310 (assignment_operator_name_info): Likewise.
13311 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13313 * cp/mangle.c (write_expression): Likewise.
13314 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13315 * fortran/f95-lang.c (tree_code_type): Remove.
13316 (tree_code_length, tree_code_name): Remove.
13317 * java/java-tree.h (enum java_tree_code): Remove.
13318 * java/lang.c (tree_code_type): Remove.
13319 (tree_code_length, tree_code_name): Remove.
13320 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13321 * objc/objc-act.h (enum objc_tree_code): Remove.
13322 * objc/objc-lang.c (tree_code_type): Remove.
13323 (tree_code_length, tree_code_name): Remove.
13324 * objcp/objcp-lang.c (tree_code_type): Remove.
13325 (tree_code_length, tree_code_name): Remove.
13326 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13327 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13328 * ada/misc.c (tree_code_type): Remove.
13329 (tree_code_length, tree_code_name): Remove.
13331 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13333 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13334 the grand_bitmap_obstack.
13336 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13338 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13339 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13340 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13341 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13342 move_stmt_r, new_label_mapper): Likewise.
13343 * tree-complex.c (cvc_lookup): Likewise.
13344 * tree-dfa.c (create_function_ann): Likewise.
13345 * tree-dump.c (dump_register): Likewise.
13346 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13347 find_phi_replacement_condition): Likewise.
13348 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13349 tree_function_versioning): Likewise.
13350 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13351 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13352 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13353 get_nonlocal_debug_decl, convert_nonlocal_reference,
13354 convert_nonlocal_omp_clauses, get_local_debug_decl,
13355 convert_local_reference, convert_local_omp_clauses,
13356 convert_nl_goto_reference, convert_nl_goto_receiver,
13357 convert_tramp_reference, convert_call_expr): Likewise.
13358 * tree-outof-ssa.c (contains_tree_r): Likewise.
13359 * tree-parloops.c (reduction_phi, initialize_reductions,
13360 eliminate_local_variables_1, add_field_for_reduction,
13361 add_field_for_name, create_phi_for_local_result,
13362 create_call_for_reduction_1, create_loads_for_reductions,
13363 create_stores_for_reduction, create_loads_and_stores_for_name):
13365 * tree-phinodes.c (allocate_phi_node): Likewise.
13366 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13367 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13368 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13369 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13370 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13371 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13372 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13373 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13374 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13375 vn_nary_op_insert): Likewise.
13376 * tree-ssa.c (redirect_edge_var_map_add,
13377 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13378 * tree-vectorizer.c (vectorize_loops): Likewise.
13379 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13380 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13381 tree_cons_stat, build1_stat, build_variant_type_copy,
13382 decl_init_priority_lookup, decl_fini_priority_lookup,
13383 decl_priority_info, decl_restrict_base_lookup,
13384 decl_restrict_base_insert, decl_debug_expr_lookup,
13385 decl_debug_expr_insert, decl_value_expr_lookup,
13386 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13387 type_hash_add, get_file_function_name, tree_check_failed,
13388 tree_not_check_failed, tree_range_check_failed,
13389 omp_clause_range_check_failed, build_omp_clause,
13390 build_vl_exp_stat): Likewise.
13391 * value-prof.c (gimple_histogram_value,
13392 gimple_duplicate_stmt_histograms): Likewise.
13393 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13394 unshare_variable, variable_union_info_cmp_pos, variable_union,
13395 dataflow_set_different_1, dataflow_set_different_2,
13396 vt_find_locations, variable_was_changed, set_variable_part,
13397 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13398 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13399 section_entry_hash, object_block_entry_eq,
13400 object_block_entry_hash, create_block_symbol,
13401 initialize_cold_section_name, default_function_rodata_section,
13402 strip_reg_name, set_user_assembler_name, const_desc_eq,
13403 build_constant_desc, output_constant_def, lookup_constant_def,
13404 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13405 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13406 default_internal_label): Likewise.
13407 * varray.c (varray_init, varray_grow): Likewise.
13408 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13410 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13412 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13413 operators for "test" insn. Macroize insn using SWI mode macro.
13414 (*jcc_fused_2): Ditto.
13415 (*jcc_fused_3): Macroize insn using SWI mode macro.
13416 (*jcc_fused_4): Ditto.
13418 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13420 * tree-ssa-pre.c: Fix typo in comment.
13421 (init_antic, fini_antic): Add explicit funtions for
13422 initializing and deinitializing ANTIC and AVAIL sets.
13423 (create_expression_by_pieces): Fix typo in comment.
13424 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13425 (execute_pre): Eventually dump details about ANTIC_IN.
13427 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13429 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13430 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13431 add_to_obstack, file_at_path, find_a_file, execute,
13432 add_preprocessor_option, add_assembler_option, add_linker_option,
13433 process_command, insert_wrapper, do_option_spec, do_self_spec,
13434 spec_path, do_spec_1, is_directory, main, used_arg,
13435 getenv_spec_function): Likewise.
13436 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13437 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13440 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13442 * doc/rtl.texi: Updated subreg section.
13444 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13447 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13448 node->needed and node->reachable.
13449 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13450 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13451 (expand_task_call): Don't call expand_task_copyfn.
13452 (expand_task_copyfn): Renamed to...
13453 (finalize_task_copyfn): ... this.
13455 2008-06-19 Jan Hubicka <jh@suse.cz>
13457 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13458 clobbering framepointer.
13460 2008-06-19 Jan Hubicka <jh@suse.cz>
13462 * tree-optimize.c (execute_early_local_optimizations): Set
13463 cgraph_state only at first invocation.
13465 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13467 * system.h (-Wc++-compat): Activate as a warning, no an error.
13469 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13471 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13472 instead of "#" in insn asm template.
13473 (*jcc_fused_2): Ditto.
13475 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13477 * config/i386/i386.h (ix86_tune_indices)
13478 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13479 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13480 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13481 (*jcc_fused_2): Ditto.
13482 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13483 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13484 (print operand): Handle 'E' and 'e' code.
13486 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13488 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13489 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13490 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13492 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13494 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13496 (cgraph_expand_function): Use local copy of decl.
13497 (cgraph_expand_all_functions): Remove redundant initialization of
13499 (cgraph_optimize): Reword internal_error message.
13501 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13503 * arm-protos.h (arm_return_in_memory): Remove public
13504 arm_return_in_memory() prototype.
13505 * arm.c (arm_return_in_memory): Add static prototype, add target
13506 hook macro, change definition and comments.
13507 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13509 2008-06-19 Ben Elliston <bje@au.ibm.com>
13511 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13512 real.c: Remove references to IEEE 754R.
13513 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13514 * doc/libgcc.texi (Decimal float library routines): Likewise.
13516 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13518 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13519 (default_unwind_word_mode): Add prototype.
13520 * targhooks.c (default_unwind_word_mode): New function.
13521 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13522 instead of word_mode.
13523 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13524 (TARGET_INITIALIZER): Use it.
13526 * c-common.c (handle_mode_attribute): Support "unwind_word"
13528 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13530 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13531 word_mode to access SjLj_Function_Context member "data".
13532 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13533 conversion from targetm.eh_return_filter_mode () to
13534 targetm.unwind_word_mode () if they differ.
13536 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13537 (BT_FN_UNWINDWORD_PTR): New function type.
13538 (BT_FN_WORD_PTR): Remove.
13539 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13540 * except.c (expand_builtin_extend_pointer): Convert pointer to
13541 targetm.unwind_word_mode () instead of word_mode.
13543 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13544 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13545 (spu_unwind_word_mode): New function.
13546 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13547 (TARGET_UNWIND_WORD_MODE): Define.
13548 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13550 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13552 * config/spu/spu.c (reg_align): Remove.
13553 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13554 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13555 (spu_split_store): Likewise.
13557 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13559 * gcc/tree-vn.c: Fix typo in comment.
13561 2008-06-18 Jan Hubicka <jh@suse.cz>
13563 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13564 toplevel reorder too.
13566 2008-06-18 Jan Hubicka <jh@suse.cz>
13568 * c-opts.c (c_common_post_options): PCH is not compatible with
13570 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13571 -fno-toplevel-reorder by default now.
13573 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13575 PR documentation/30739
13576 * doc/install.texi (Prerequisites): Document dependency on awk.
13578 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13579 Ian Lance Taylor <iant@google.com>
13581 PR rtl-optimization/35604
13582 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13583 only want to change jump destinations, not eventual label comparisons.
13585 2008-06-16 Jan Hubicka <jh@suse.cz>
13587 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13589 (cgraph_analyze_function): Likewise.
13591 2008-06-16 Jan Hubicka <jh@suse.cz>
13593 * cgraph.h (cgraph_mark_if_needed): New function.
13594 * cgraphunit.c (cgraph_mark_if_needed): New function.
13595 * c-decl.c (duplicate_decl): Use it.
13597 2008-06-16 Jan Hubicka <jh@suse.cz>
13599 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13602 2008-06-16 Jan Hubicka <jh@suse.cz>
13604 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13606 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13607 Kazu Hirata <kazu@codesourcery.com>
13608 Maxim Kuvyrkov <maxim@codesourcery.com
13610 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13611 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13612 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13613 EXTRA_SPEC_FUNCTIONS.
13614 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13615 (DRIVER_SELF_SPECS): Adjust.
13616 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13617 * config/mips/st.h, config/mips/t-st: New.
13618 * config/mips/driver-native.c, config/mips/x-native: New.
13619 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13622 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13624 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13626 (ISA_HAS_FP_CONDMOVE): New macro.
13627 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13628 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13629 (ISA_HAS_NMADD3_NMSUB3): New macro.
13630 * config/mips/mips.c (mips_rtx_costs): Update.
13631 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13632 compiling for ST Loongson 2E/2F.
13633 (madd<mode>): Rename to madd4<mode>. Update.
13634 (madd3<mode>): New pattern.
13635 (msub<mode>): Rename to msub4<mode>. Update.
13636 (msub3<mode>): New pattern.
13637 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13638 (nmadd3<mode>): New pattern.
13639 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13640 (nmadd3<mode>_fastmath): New pattern.
13641 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13642 (nmsub3<mode>): New pattern.
13643 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13644 (nmsub3<mode>_fastmath): New pattern.
13645 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13647 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13649 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13650 (DF_REF_INSN_INFO): New.
13651 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13652 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13653 with a NULL DF_REF_INSN_INFO.
13654 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13656 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13657 DF_INSN_INFO_EQ_USES): New.
13658 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13659 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13660 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13661 * df-core.c: Update comment for above changes.
13662 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13663 DF_INSN_UID_* macros.
13664 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13665 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13666 insn rtx. Update all callers.
13667 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13668 df_ref_create_structure, df_insn_refs_collect): Likewise.
13669 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13670 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13671 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13672 macros to access the insn refs.
13673 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13674 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13675 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13676 for accessing the refs.
13677 (try_fwprop_subst): Likewise.
13678 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13679 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13680 for accessing the refs.
13681 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13682 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13683 to look at the insn refs.
13684 (record_uses): Likewise.
13685 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13687 (mark_artificial_uses): Don't mark_insn for artificial refs.
13688 (mark_reg_rependencies): Likewise.
13690 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13692 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13694 * configure: Regenerate.
13696 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13698 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13699 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13700 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13702 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13704 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13705 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13706 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13708 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13710 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13711 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13712 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13714 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13716 * tree-ssa-sccvn.c: Fix format of comments.
13718 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13720 * cgraph.c: Remove unneeded forward declarations of eq_node()
13723 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13725 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13727 (see_update_relevancy): Likewise.
13728 * fwprop.c (try_fwprop_subst): Likewise.
13729 * rtlanal.c (noop_move_p): Likewise.
13730 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13731 notes to non-existing libcall blocks.
13732 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13734 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13735 (dead_libcall_p): Remove.
13736 (delete_trivially_dead_insns): Don't use it.
13737 * web.c (union_defs): Remove comment about keeping nops.
13738 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13739 (compute_hash_table_work): Don't track libcall notes.
13740 (do_local_cprop): Don't take libcall pointers. Don't update
13742 (adjust_libcall_notes): Deleted.
13743 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13744 ever have existed in the first place).
13745 (replace_store_insn): Don't try to remove libcall notes.
13746 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13747 (resolve_reg_notes): Don't call them.
13748 (resolve_simple_move): Likewise.
13749 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13750 Don't remove REG_RETVAL notes.
13751 * emit-rtl.c (try_split): Don't update libcall notes.
13752 (emit_copy_of_insn_after): Dito.
13753 * cselib.c (cselib_current_insn_in_libcall): Remove.
13754 (cselib_process_insn): Don't set/clear it.
13755 (new_elt_loc_list): Don't record it.
13756 (cselib_init): Don't initialize it.
13757 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13758 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13760 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13761 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13762 (init_deps): Don't initialize it.
13763 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13764 * combine.c (delete_noop_moves): Don't update libcall notes.
13765 (can_combine_p): Remove now pointless #if 0 block.
13766 (try_combine): Remove another obsolete #if 0 block.
13767 (distribute_notes): Don't distribute libcall notes.
13768 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13769 * dce.c (libcall_dead_p): Remove.
13770 (delete_unmarked_insns): Don't handle libcall blocks.
13771 (preserve_libcall_for_dce): Remove.
13772 (prescan_insns_for_dce): Don't special-case libcall block insns.
13773 * reload1 (reload): Don't handle libcall notes.
13774 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13777 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13779 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13780 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13781 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13783 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13785 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13786 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13787 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13789 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13791 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13793 2008-06-16 Ira Rosen <irar@il.ibm.com>
13795 PR tree-optimization/36493
13796 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13797 the arguments list. Use VECTYPE to create vector pointer.
13798 (vectorizable_store): Fail if accesses through a pointer to vectype
13799 do not alias the original memory reference operands.
13800 Call vect_create_data_ref_ptr without the removed argument.
13801 (vectorizable_load): Likewise.
13802 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13805 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13808 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13809 reg_equiv_constant.
13811 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13813 * config/mips/loongson2ef.md: New file.
13814 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13815 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13816 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13817 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13818 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13820 (loongson2ef.md): New include.
13821 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13822 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13823 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13824 (loongson_gt_<mode>, loongson_extract_halfword)
13825 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13826 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13827 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13828 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13829 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13830 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13831 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13832 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13833 (vec_interleave_low<mode>): Define type attribute.
13834 * config/mips/mips.c (mips_ls2): New static variable.
13835 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13836 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13837 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13838 Implement target scheduling hooks.
13839 (mips_multipass_dfa_lookahead): Update to handle tuning for
13841 (mips_sched_init): Initialize data for Loongson scheduling.
13842 (mips_ls2_variable_issue): New static function.
13843 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13845 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13846 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13847 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13848 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13849 Handle ST Loongson 2E/2F cores.
13850 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13852 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13854 * omp-low.c (extract_omp_for_data): Fix comment typo.
13857 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13859 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13860 FIXME note about gcc/config.guess.
13861 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13862 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13863 * doc/cppopts.texi: Likewise.
13864 * doc/extend.texi: Likewise.
13865 * doc/gcc.texi: Likewise.
13866 * doc/gccint.texi: Likewise.
13867 * doc/gcov.texi: Likewise.
13868 * doc/gty.texi: Likewise.
13869 * doc/hostconfig.texi: Likewise.
13870 * doc/install.texi: Likewise.
13871 * doc/invoke.texi: Likewise.
13872 * doc/loop.texi: Likewise.
13873 * doc/makefile.texi: Likewise.
13874 * doc/md.texi: Likewise.
13875 * doc/passes.texi: Likewise.
13876 * doc/tm.texi: Likewise.
13877 * doc/tree-ssa.texi: Likewise.
13878 * doc/trouble.texi: Likewise.
13880 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13881 Nathan Sidwell <nathan@codesourcery.com>
13882 Maxim Kuvyrkov <maxim@codesourcery.com>
13883 Richard Sandiford <rdsandiford@googlemail.com>
13885 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13886 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13887 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13889 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13890 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13891 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13893 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13894 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13895 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13896 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13897 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13898 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13899 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13900 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13901 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13902 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13903 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13904 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13905 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13906 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13907 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13908 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13909 (mips_builtins): Add Loongson builtins.
13910 (mips_loongson_2ef_bdesc): New.
13911 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13912 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13913 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13914 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13916 (mips_expand_vector_init): New.
13917 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13918 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13920 * config/mips/mips.md: Add unspec numbers for Loongson
13921 builtins. Include loongson.md.
13922 (MOVE64): Include Loongson vector modes.
13923 (SPLITF): Include Loongson vector modes.
13924 (HALFMODE): Handle Loongson vector modes.
13925 * config/mips/loongson.md: New.
13926 * config/mips/loongson.h: New.
13927 * config.gcc: Add loongson.h header for mips*-*-* targets.
13928 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13930 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13932 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13933 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13934 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13935 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13936 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13937 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13938 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13939 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13940 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13941 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13942 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13943 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13944 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13945 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13946 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13947 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13948 Remove use_fixproto=yes.
13949 (ia64*-*-hpux*): Remove comment about using fixproto.
13950 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13952 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13954 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13956 * configure: Regenerate.
13958 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13960 PR middle-end/36520
13961 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13962 before evaluating it.
13964 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13967 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13968 nested inline functions.
13969 (start_decl, start_function): Don't invert DECL_EXTERNAL
13970 for nested inline functions.
13972 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13974 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13975 splits that must be made for correctness.
13977 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13979 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13980 (AVAIL_NON_MIPS16): Likewise.
13981 (mips_builtin_description): Replace target_flags with a predicate.
13982 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13983 (dspr2_32): New availability predicates.
13984 (MIPS_BUILTIN): New macro.
13985 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13986 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13987 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13988 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13989 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13990 (mips_dsp_32only_bdesc): Merge into...
13991 (mips_builtins): ...this new array.
13992 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13993 (mips_init_builtins): Update after above changes.
13994 (mips_expand_builtin_1): Merge into...
13995 (mips_expand_builtin): ...here and update after above changes.
13997 2008-06-12 Paul Brook <paul@codesourcery.com>
13999 * longlong.h (__arm__): Define count_leading_zeros.
14000 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14001 (clzsi2, clzdi2): New functions.
14002 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14003 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14004 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14005 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14006 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14007 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14008 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14009 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14010 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14011 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14013 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14015 * config/m68k/m68k.c (m68k_tune_flags): New.
14016 (override_options): Compute m68k_tune_flags.
14017 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14018 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14020 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14022 PR middle-end/36506
14023 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14025 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14027 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14028 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14030 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14032 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14033 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14035 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14037 PR middle-end/36506
14038 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14041 2008-06-12 Richard Guenther <rguenther@suse.de>
14043 PR tree-optimization/36345
14044 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14045 add memory_tag_needed flag.
14046 (may_alias_p): Declare.
14047 * tree-ssa-alias.c (may_alias_p): Export.
14048 (set_initial_properties): Use memory_tag_needed flag.
14049 (update_reference_counts): Likewise.
14050 (reset_alias_info): Reset memory_tag_needed flag.
14051 (create_name_tags): Check memory_tag_needed flag.
14052 (dump_points_to_info_for): Dump it.
14053 * tree-ssa-structalias.c (struct variable_info): Remove
14054 directly_dereferenced flag.
14055 (new_var_info): Do not initialize it.
14056 (process_constraint_1): Do not set it.
14057 (update_alias_info): Set is_dereferenced flag.
14058 (set_uids_in_ptset): Use may_alias_p.
14059 (set_used_smts): Check memory_tag_needed flag.
14060 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14061 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14062 memory_tag_needed flag.
14063 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14064 from broken design.
14066 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14068 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14069 red zone for w64 abi.
14070 (ix86_expand_prologue): Likewise.
14071 (ix86_force_to_memory): Likewise.
14072 (ix86_free_from_memory): Likewise.
14074 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14077 * config/rs6000/rs6000.c (rs6000_override_options): Set
14078 rs6000_isel conditionally to the absence of comand line override.
14079 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14080 Remove duplicate rs6000_isel setting.
14081 * config/rs6000/eabispe.h: Ditto.
14083 2008-06-11 Richard Guenther <rguenther@suse.de>
14085 * alias.c (get_alias_set): Use the element alias-set for arrays.
14086 (record_component_aliases): For arrays and vectors do nothing.
14087 * c-common.c (strict_aliasing_warning): Handle the cases
14088 of alias set zero explicitly.
14089 * Makefile.in (dfp.o-warn): Add -Wno-error.
14091 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14093 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14095 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14096 tune_32 tune_64 to supported_defaults. Allow values not
14097 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14098 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14099 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14100 with_cpu_64 to generic for 64-bit-supporting configurations, not
14101 with_cpu. Remove FIXMEs.
14102 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14103 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14104 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14105 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14106 arch_32 and arch_64.
14108 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14109 Olivier Hainque <hainque@adacore.com>
14111 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14112 Use DECL_SIZE_UNIT to retrieve the size of the field.
14114 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14116 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14117 with function calls after declarations. Lay out
14118 neon_float_type_node before further use.
14120 2008-06-11 Richard Guenther <rguenther@suse.de>
14122 * tree-flow.h (may_point_to_global_var): Declare.
14123 * tree-ssa-alias.c (may_point_to_global_var): New function.
14124 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14126 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14128 * configure.ac: Teach that fido supports .debug_line.
14129 * configure: Regenerate.
14131 2008-06-10 Tom Tromey <tromey@redhat.com>
14133 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14136 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14138 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14139 (encode_decimal64, decode_decimal64, encode_decimal128,
14140 decode_decimal128): Reverse order of 32-bit parts of value if host
14141 and target endianness differ.
14143 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14145 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14146 Avoid division by 0.
14147 (tree_mod_pow2_value_transform): Likewise.
14148 (tree_ic_transform): Likewise.
14149 (tree_stringops_transform): Likewise.
14150 (tree_mod_subtract_transform): Likewise.
14151 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14152 (copy_edges_for_bb): Likewise.
14153 (initialize_cfun): Likewise.
14155 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14157 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14158 nonmemory_operand. Add "N" operand constraint.
14160 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14161 (*jcc_btsi_mask): Ditto.
14162 (*jcc_btsi_mask_1): Ditto.
14164 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14166 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14167 TYPE_CANONICAL for copied element type.
14169 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14172 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14173 Add m_CORE2 and m_GENERIC.
14174 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14175 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14177 (*jcc_btdi_rex64): New instruction and split pattern.
14178 (*jcc_btsi): Ditto.
14179 (*jcc_btsi_1): Ditto.
14180 (*btsq): Fix Intel asm dialect operand order.
14184 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14186 PR middle-end/36447
14187 * simplify-rtx.c (simplify_subreg): Add check for shift count
14190 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14192 * doc/md.texi: Synchronize with later constraints.md change.
14193 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14194 with a C implementation.
14195 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14197 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14198 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14199 when moving to and from MD_REGNUM.
14200 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14201 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14202 Handle byte and halfword moves.
14203 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14205 * config/mips/constraints.md (h): Turn into NO_REGS.
14206 (l, x): Update documentation.
14207 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14208 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14209 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14210 (HILO): New mode iterator.
14212 (any_div): New code iterator.
14213 (u): Extend code attribute to div and udiv.
14214 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14215 d_operand in the splitters. Remove redundant CONST_INT checks.
14216 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14217 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14218 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14219 accordingly, using normal moves instead of unspecs to move LO into
14220 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14221 (<u>mulsidi3): Handle expansion in C code.
14222 (<u>mulsidi3_32bit_internal): Rename to...
14223 (<u>mulsidi3_32bit): ...this.
14224 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14225 (*<u>mulsidi3_64bit): Rename to...
14226 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14227 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14228 to set LO and HI to the multiplication result. Use a normal move
14229 for MFLO and an unspec for MFHI.
14230 (*<u>mulsidi3_64bit_parts): Replace with...
14231 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14232 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14233 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14234 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14235 instead of HI. Split the instruction into a separate multiplication
14236 and MFHI if !TARGET_FIX_R4000.
14237 (<su>muldi3_highpart): Likewise.
14238 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14239 and the "=h" clobber.
14240 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14241 (<u>mulditi3): New expander.
14242 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14243 (madsi): Remove "=h" clobber.
14244 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14245 Force the modulus result to be a GPR and split the instruction into
14246 a division followed by an MFHI after reload.
14247 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14248 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14249 the MIPS16 HIGH define_split.
14250 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14251 of acc<->gpr moves to "multi".
14252 (*movdi_64bit): Replace the single "x" alternative with
14253 alternatives for moving into and out of "a".
14254 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14255 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14256 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14257 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14258 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14259 (movti): New expander.
14260 (*movti, *movti_mips16): New insns.
14261 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14262 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14263 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14264 * config/mips/predicates.md (fpr_operand): Delete.
14265 (d_operand): New predicate.
14267 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14269 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14270 failure on some Bourne shells.
14271 (x86_64-*-*): Ditto.
14273 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14275 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14277 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14279 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14280 (sparc-sun-solaris2*): Likewise.
14282 2008-06-09 Arnaud Charlet <charlet@adacore.com
14284 * doc/install.texi: Update requirements to build the Ada compiler.
14286 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14288 * df-scan.c (struct df_scan_problem_data): Remove the
14289 mw_link_pool alloc pool.
14290 (df_scan_free_internal): Don't free it.
14291 (df_scan_alloc): Don't allocate it.
14292 * df.h (struct df_link): Update comment.
14294 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14296 * except.h: Correct checks for when SJLJ exceptions must be used.
14298 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14300 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14303 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14305 PR tree-optimization/36218
14306 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14307 configure for the build system.
14308 (BUILD_LDFLAGS): Define.
14309 * configure: Regenerate.
14310 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14312 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14315 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14316 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14317 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14319 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14321 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14323 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14325 * config.gcc (Obsolete configurations): Remove list of
14327 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14328 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14329 targets matched by those patterns.
14330 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14331 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14332 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14333 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14334 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14335 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14336 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14337 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14338 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14339 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14340 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14341 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14342 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14343 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14344 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14345 Make code for Solaris 7 and greater unconditional for Solaris.
14346 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14347 Remove --with-* handling.
14348 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14349 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14350 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14351 LINK_OS_WINDISS_SPEC): Remove.
14352 * config/rs6000/sysv4.opt (mwindiss): Remove.
14353 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14354 * configure: Regenerate.
14355 * doc/cpp.texi: Don't mention BeOS.
14356 * doc/extend.texi (interrupt): Don't mention MS1.
14357 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14358 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14359 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14360 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14361 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14363 * doc/invoke.texi (MT Options): Remove.
14364 (-mwindiss): Remove.
14365 (CRIS Options): Remove cris-axis-aout references.
14366 (HPPA Options): Don't mention hppa1.1-*-pro.
14367 * doc/md.texi: (MorphoTech family): Remove.
14368 * libgcc2.c: Don't handle UWIN.
14369 * config/alpha/t-unicosmk: Remove.
14370 * config/alpha/unicosmk.h: Remove.
14371 * config/arm/kaos-arm.h: Remove.
14372 * config/arm/kaos-strongarm.h: Remove.
14373 * config/arm/strongarm-coff.h: Remove.
14374 * config/arm/strongarm-elf.h: Remove.
14375 * config/arm/strongarm-pe.h: Remove.
14376 * config/arm/t-strongarm-pe: Remove.
14377 * config/arm/t-xscale-coff: Remove.
14378 * config/arm/t-xscale-elf: Remove.
14379 * config/arm/xscale-coff.h: Remove.
14380 * config/arm/xscale-elf.h: Remove.
14381 * config/chorus.h: Remove.
14382 * config/cris/aout.h: Remove.
14383 * config/cris/aout.opt: Remove.
14384 * config/cris/t-aout: Remove.
14385 * config/i386/beos-elf.h: Remove.
14386 * config/i386/kaos-i386.h: Remove.
14387 * config/i386/ptx4-i.h: Remove.
14388 * config/i386/sco5.h: Remove.
14389 * config/i386/sco5.opt: Remove.
14390 * config/i386/sysv4-cpp.h: Remove.
14391 * config/i386/sysv5.h: Remove.
14392 * config/i386/t-beos: Remove.
14393 * config/i386/t-sco5: Remove.
14394 * config/i386/t-uwin: Remove.
14395 * config/i386/uwin.asm: Remove.
14396 * config/i386/uwin.h: Remove.
14397 * config/kaos.h: Remove.
14398 * config/mips/windiss.h: Remove.
14399 * config/mt: Remove directory.
14400 * config/pa/pa-osf.h: Remove.
14401 * config/pa/pa-pro-end.h: Remove.
14402 * config/pa/t-pro: Remove.
14403 * config/ptx4.h: Remove.
14404 * config/rs6000/beos.h: Remove.
14405 * config/rs6000/kaos-ppc.h: Remove.
14406 * config/rs6000/t-beos: Remove.
14407 * config/rs6000/windiss.h: Remove.
14408 * config/sh/kaos-sh.h: Remove.
14409 * config/sol2-6.h: Remove.
14410 * config/sparc/sol26-sld.h: Remove.
14411 * config/sparc/sysv4-only.h: Remove.
14412 * config/vax/bsd.h: Remove.
14413 * config/vax/t-memfuncs: Remove.
14414 * config/vax/ultrix.h: Remove.
14415 * config/vax/vaxv.h: Remove.
14416 * config/windiss.h: Remove.
14418 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14420 PR rtl-optimization/36438
14421 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14422 for vector shifts with constant scalar shift operands.
14424 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14426 * doc/invoke.texi: Document -march=xlr.
14427 * config/mips/xlr.md: New file.
14428 * config/mips/mips.md: Include it.
14430 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14431 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14432 (mips_rtx_cost_data): Likewise.
14434 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14436 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14437 PRE_INC and PRE_DEC cases.
14439 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14441 PR rtl-optimization/36419
14442 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14443 the emitting jump insn.
14446 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14447 is not bool, boolify the whole *expr_p and convert to the desired type.
14449 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14451 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14452 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14453 Add omp_private_outer_ref hook, add another argument to
14454 omp_clause_default_ctor hook.
14455 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14456 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14457 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14458 hook_tree_tree_tree_tree_null.
14459 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14460 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14461 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14462 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14463 * tree.def (OMP_TASK): New tree code.
14464 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14465 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14466 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14467 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14468 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14469 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14470 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14471 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14472 (OMP_DIRECTIVE_P): Add OMP_TASK.
14473 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14474 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14475 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14476 and OMP_CLAUSE_UNTIED entries.
14477 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14479 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14480 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14481 * tree-pretty-print.c (dump_omp_clause): Handle
14482 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14483 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14484 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14485 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14486 warning about unsigned iterators. Change decl/init/cond/incr
14487 arguments to TREE_VECs, check arguments for all collapsed loops.
14488 (c_finish_omp_taskwait): New function.
14489 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14491 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14492 default_function_array_conversion on init. Add par_clauses argument.
14493 If decl is present in parallel's lastprivate clause, change it to
14494 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14495 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14496 collapse count in clauses.
14497 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14498 c_parser_omp_for_loop callers.
14499 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14500 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14501 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14502 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14504 (c_parser_omp_clause_schedule): Handle schedule(auto).
14505 Include correct location in the error message.
14506 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14507 and PRAGMA_OMP_CLAUSE_UNTIED.
14508 (OMP_TASK_CLAUSE_MASK): Define.
14509 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14510 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14511 * tree-nested.c (convert_nonlocal_omp_clauses,
14512 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14513 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14514 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14515 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14517 (conver_nonlocal_reference, convert_local_reference,
14518 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14519 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14520 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14521 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14522 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14523 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14524 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14525 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14526 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14528 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14529 * c-common.h (c_finish_omp_taskwait): New prototype.
14530 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14531 * tree-parloops.c (create_parallel_loop): Create 1 entry
14532 vectors for OMP_FOR_{INIT,COND,INCR}.
14533 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14534 (make_edges): Handle OMP_TASK.
14535 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14536 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14537 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14538 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14539 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14540 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14541 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14542 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14543 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14544 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14545 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14546 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14547 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14548 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14549 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14550 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14551 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14552 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14553 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14554 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14555 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14556 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14557 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14558 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14559 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14560 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14561 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14562 original iterator is present in lastprivate clause or if
14563 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14564 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14565 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14566 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14567 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14568 if it is set, lookup var in outer contexts too. Handle
14569 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14570 to be implicitly determined firstprivate for task regions.
14571 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14572 if it is set, lookup var in outer contexts too. Set
14573 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14574 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14575 OMP_CLAUSE_UNTIED. Take region_type as last argument
14576 instead of in_parallel and in_combined_parallel.
14577 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14579 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14580 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14581 (new_omp_context): Set default_kind to
14582 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14583 (omp_region_type): New enum.
14584 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14585 fields, add region_type.
14586 (new_omp_context): Take region_type as argument instead of is_parallel
14587 and is_combined_parallel.
14588 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14589 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14590 ctx->is_combined_parallel checks.
14591 (gimplify_omp_task): New function.
14592 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14594 * omp-low.c (extract_omp_for_data): Use schedule(static)
14595 for schedule(auto). Handle pointer and unsigned iterators.
14596 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14597 Add loops argument. Extract data for collapsed OMP_FOR loops.
14598 (expand_parallel_call): Assert sched_kind isn't auto,
14599 map runtime schedule to index 3.
14600 (struct omp_for_data_loop): New type.
14601 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14602 Add loop, loops, collapse and iter_type fields.
14603 (workshare_safe_to_combine_p): Disallow combined for if
14604 iter_type is unsigned long long. Don't combine collapse > 1 loops
14605 unless all bounds and steps are constant. Adjust extract_omp_for_data
14607 (expand_omp_for_generic): Handle pointer, unsigned and long long
14608 iterators. Handle collapsed OMP_FOR loops. Adjust
14609 for struct omp_for_data changes. If libgomp function doesn't return
14610 boolean_type_node, add comparison of the return value with 0.
14611 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14612 pointer, unsigned and long long iterators. Adjust for struct
14613 omp_for_data changes.
14614 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14615 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14616 unsigned long long. Allocate loops array, pass it to
14617 extract_omp_for_data. For collapse > 1 loops use always
14618 expand_omp_for_generic.
14619 (omp_context): Add sfield_map and srecord_type fields.
14620 (is_task_ctx, lookup_sfield): New functions.
14621 (use_pointer_for_field): Use is_task_ctx helper. Change first
14622 argument's type from const_tree to tree. Clarify comment.
14623 In OMP_TASK disallow copy-in/out sharing.
14624 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14625 (install_var_field): Add mask argument. Populate both record_type
14626 and srecord_type if needed.
14627 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14629 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14630 and DECL_FIELD_OFFSET.
14631 (scan_sharing_clauses): Adjust install_var_field callers. For
14632 firstprivate clauses on explicit tasks allocate the var by value in
14633 record_type unconditionally, rather than by reference.
14634 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14635 Use is_taskreg_ctx instead of is_parallel_ctx.
14636 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14637 (create_omp_child_function_name): Add task_copy argument, use
14638 *_omp_cpyfn* names if it is true.
14639 (create_omp_child_function): Add task_copy argument, if true create
14640 *_omp_cpyfn* helper function.
14641 (scan_omp_parallel): Adjust create_omp_child_function callers.
14642 Rename parallel_nesting_level to taskreg_nesting_level.
14643 (scan_omp_task): New function.
14644 (lower_rec_input_clauses): Don't run constructors for firstprivate
14645 explicit task vars which are initialized by *_omp_cpyfn*.
14646 Pass outer var ref to omp_clause_default_ctor hook if
14647 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14648 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14649 OMP_CLAUSE_REDUCTION_INIT.
14650 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14651 avoid duplicate setting of fields. Handle
14652 OMP_CLAUSE_PRIVATE_OUTER_REF.
14653 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14654 copy-out if TREE_READONLY, only copy-in.
14655 (expand_task_copyfn): New function.
14656 (expand_task_call): New function.
14657 (struct omp_taskcopy_context): New type.
14658 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14660 (lower_omp_parallel): Rename to...
14661 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14662 Call create_task_copyfn if srecord_type is needed. Adjust
14664 (task_shared_vars): New variable.
14665 (check_omp_nesting_restrictions): Warn if work-sharing,
14666 barrier, master or ordered region is closely nested inside OMP_TASK.
14667 Add warnings for barrier if closely nested inside of work-sharing,
14668 ordered, or master region.
14669 (scan_omp_1): Call check_omp_nesting_restrictions even for
14670 GOMP_barrier calls. Rename parallel_nesting_level to
14671 taskreg_nesting_level. Handle OMP_TASK.
14672 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14673 work-sharing construct, continue looking for them on parent parallel
14675 (lower_omp_for_lastprivate): Add lastprivate clauses
14676 to the beginning of dlist rather than end. Adjust for struct
14677 omp_for_data changes.
14678 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14679 not after it. Handle collapsed OMP_FOR loops, adjust for
14680 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14681 (get_ws_args_for): Adjust extract_omp_for_data caller.
14682 (scan_omp_for): Handle collapsed OMP_FOR
14683 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14684 (lower_omp_single_simple): If libgomp function doesn't return
14685 boolean_type_node, add comparison of the return value with 0.
14686 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14687 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14688 (parallel_nesting_level): Rename to...
14689 (taskreg_nesting_level): ... this.
14690 (is_taskreg_ctx): New function.
14691 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14692 of is_parallel_ctx.
14693 (execute_lower_omp): Rename parallel_nesting_level to
14694 taskreg_nesting_level.
14695 (expand_omp_parallel): Rename to...
14696 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14697 Call omp_task_call for OMP_TASK regions.
14698 (expand_omp): Adjust caller, handle OMP_TASK.
14699 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14701 * bitmap.c (bitmap_default_obstack_depth): New variable.
14702 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14703 if argument is NULL and bitmap_default_obstack is already initialized.
14704 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14706 * matrix-reorg.c (matrix_reorg): Likewise.
14708 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14710 * config/i386/i386.md (*indirect_jump): Macroize using P
14711 mode iterator. Remove !TARGET_64BIT from insn constraints.
14712 (*tablejump_1): Ditto.
14713 (*indirect_jump_rex64): Remove insn pattern.
14714 (*tablejump_1_rex64): Ditto.
14715 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14716 and eh_return_si insn patterns.
14718 2008-06-06 Richard Guenther <rguenther@suse.de>
14720 * tree-ssa-structalias.c (merge_smts_into): Remove.
14721 (find_what_p_points_to): Do not bother to compute the
14722 points-to set for pt_anything pointers.
14723 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14724 for pt_anything pointers is ok.
14726 2008-06-06 Jan Hubicka <jh@suse.cz>
14728 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14730 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14732 * cgraph.c: Fix typos in comments.
14733 (cgraph_availability_names): Fix string typo.
14734 * fold-const.c: Fix typos in comments.
14735 (fold_binary): Fix typo in warning.
14736 * genautomata.c: Fix typos in comments.
14737 (check_presence_pattern_sets): Fix typo in local variable.
14738 (output_description): Fix typo in output.
14739 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14740 * hwint.h: Likewise.
14741 * matrix-reorg.c (check_allocation_function): Likewise.
14742 * omega.c (smooth_weird_equations): Likewise.
14743 * auto-inc-dec.c: Fix typos in comments.
14744 * bb-reorder.c: Likewise.
14745 * builtins.c: Likewise.
14746 * c-common.c: Likewise.
14747 * c-cppbuiltin.c: Likewise.
14748 * c-parser.c: Likewise.
14749 * c-pretty-print.c: Likewise.
14750 * cfgcleanup.c: Likewise.
14751 * cfgexpand.c: Likewise.
14752 * cfghooks.c: Likewise.
14753 * cfglayout.c: Likewise.
14754 * cfgloopmanip.c: Likewise.
14755 * cgraphunit.c: Likewise.
14756 * coverage.c: Likewise.
14757 * dbxout.c: Likewise.
14758 * df-byte-scan.c: Likewise.
14759 * df-core.c: Likewise.
14760 * df-problems.c: Likewise.
14761 * df-scan.c: Likewise.
14763 * dominance.c: Likewise.
14764 * domwalk.c: Likewise.
14766 * dwarf2out.c: Likewise.
14767 * emit-rtl.c: Likewise.
14768 * et-forest.c: Likewise.
14769 * function.c: Likewise.
14770 * function.h: Likewise.
14772 * gcov-io.c: Likewise.
14773 * gcov.c: Likewise.
14774 * gcse.c: Likewise.
14775 * genattrtab.c: Likewise.
14776 * ggc-page.c: Likewise.
14777 * gimplify.c: Likewise.
14778 * gthr-lynx.h: Likewise.
14779 * haifa-sched.c: Likewise.
14780 * ipa-cp.c: Likewise.
14781 * ipa-inline.c: Likewise.
14782 * ipa-prop.h: Likewise.
14783 * ipa-pure-const.c: Likewise.
14784 * ipa-struct-reorg.c: Likewise.
14785 * ipa-struct-reorg.h: Likewise.
14786 * ipa-type-escape.c: Likewise.
14788 * loop-doloop.c: Likewise.
14789 * mips-tfile.c: Likewise.
14790 * mkmap-flat.awk: Likewise.
14791 * mkmap-symver.awk: Likewise.
14792 * modulo-sched.c: Likewise.
14793 * omp-low.c: Likewise.
14794 * optabs.c: Likewise.
14795 * optabs.h: Likewise.
14796 * opts.c: Likewise.
14797 * passes.c: Likewise.
14798 * postreload-gcse.c: Likewise.
14799 * postreload.c: Likewise.
14800 * predict.c: Likewise.
14801 * pretty-print.h: Likewise.
14802 * profile.c: Likewise.
14803 * protoize.c: Likewise.
14804 * ra-conflict.c: Likewise.
14805 * real.c: Likewise.
14806 * recog.c: Likewise.
14807 * regclass.c: Likewise.
14808 * regs.h: Likewise.
14809 * reload.c: Likewise.
14810 * rtl-error.c: Likewise.
14811 * rtlanal.c: Likewise.
14812 * scan.h: Likewise.
14813 * sched-rgn.c: Likewise.
14815 * stmt.c: Likewise.
14816 * target.h: Likewise.
14817 * tree-dfa.c: Likewise.
14818 * tree-eh.c: Likewise.
14819 * tree-flow-inline.h: Likewise.
14820 * tree-inline.c: Likewise.
14821 * tree-into-ssa.c: Likewise.
14822 * tree-loop-distribution.c: Likewise.
14823 * tree-nested.c: Likewise.
14824 * tree-parloops.c: Likewise.
14825 * tree-pass.h: Likewise.
14826 * tree-pretty-print.c: Likewise.
14827 * tree-profile.c: Likewise.
14828 * tree-scalar-evolution.c: Likewise.
14829 * tree-sra.c: Likewise.
14830 * tree-ssa-alias-warnings.c: Likewise.
14831 * tree-ssa-ccp.c: Likewise.
14832 * tree-ssa-coalesce.c: Likewise.
14833 * tree-ssa-dom.c: Likewise.
14834 * tree-ssa-dse.c: Likewise.
14835 * tree-ssa-forwprop.c: Likewise.
14836 * tree-ssa-live.c: Likewise.
14837 * tree-ssa-live.h: Likewise.
14838 * tree-ssa-loop-im.c: Likewise.
14839 * tree-ssa-loop-ivopts.c: Likewise.
14840 * tree-ssa-loop-niter.c: Likewise.
14841 * tree-ssa-loop-prefetch.c: Likewise.
14842 * tree-ssa-phiopt.c: Likewise.
14843 * tree-ssa-phiprop.c: Likewise.
14844 * tree-ssa-sccvn.c: Likewise.
14845 * tree-ssa-ter.c: Likewise.
14846 * tree-ssa-threadupdate.c: Likewise.
14847 * tree-ssa.c: Likewise.
14848 * tree-vect-analyze.c: Likewise.
14849 * tree-vect-transform.c: Likewise.
14850 * tree-vectorizer.c: Likewise.
14851 * tree-vn.c: Likewise.
14852 * tree-vrp.c: Likewise.
14853 * tree.c: Likewise.
14854 * tree.def: Likewise.
14855 * tree.h: Likewise.
14856 * unwind-dw2-fde.c: Likewise.
14857 * unwind.inc: Likewise.
14858 * value-prof.c: Likewise.
14859 * vmsdbgout.c: Likewise.
14861 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14863 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14864 always place FP constants in the TOC for TARGET_POWERPC64.
14865 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14867 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14869 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14870 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14871 enable for TARGET_E500_DOUBLE.
14872 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14873 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14874 floating-point modes like integer modes for E500 double.
14875 (rs6000_legitimate_offset_address_p): Likewise.
14876 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14877 addressing for DDmode for E500 double.
14878 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14879 modes as using 64-bits of registers for E500 double.
14880 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14881 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14882 specially for E500 double.
14883 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14884 TDmode for E500 double.
14885 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14886 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14887 (rs6000_split_multireg_move): Do not handle TDmode specially for
14889 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14890 using 64-bit registers for E500 double.
14891 (emit_frame_save): Do not handle DDmode specially for E500 double.
14892 (gen_frame_mem_offset): Likewise.
14893 (rs6000_function_value): Do not call spe_build_register_parallel
14894 for DDmode or TDmode.
14895 (rs6000_libcall_value): Likewise.
14896 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14897 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14900 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14902 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14905 2008-06-04 Junjie Gu <jgu@tensilica.com>
14907 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14908 comparison for frame pointers.
14910 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14913 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14915 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14918 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14919 register is already smaller or equal to required mode.
14921 2008-06-04 Xinliang David Li <davidxl@google.com>
14923 * tree-call-cdce.c: New file.
14924 (cond_dead_built_in_calls): New static variable.
14925 (input_domain): New struct.
14926 (check_pow): New function.
14927 (check_builtin_call): Ditto.
14928 (check_target_format): Ditto.
14929 (is_call_dce_candidate): Ditto.
14930 (gen_one_condition): Ditto.
14931 (gen_conditions_for_domain): Ditto.
14932 (get_domain): Ditto.
14933 (gen_conditions_for_pow_cst_base): Ditto.
14934 (gen_conditions_for_pow_int_base): Ditto.
14935 (gen_conditions_for_pow): Ditto.
14936 (get_no_error_domain): Ditto.
14937 (gen_shrink_wrap_conditions): Ditto.
14938 (shrink_wrap_one_built_in_call): Ditto.
14939 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14940 (tree_call_cdce): Ditto.
14941 (gate_call_cdce): Ditto.
14942 (pass_call_cdce): New gimple pass.
14943 * passes.c: (init_optimization_passes): New pass.
14944 * tree-pass.h: New pass declaration.
14945 * opts.c (decode_options): New flag setting.
14946 * common.opt: Add -ftree-builtin-call-dce flag.
14947 * Makefile.in: Add new source file.
14948 * tempvar.def: New tv_id.
14949 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14951 2008-06-04 Richard Guenther <rguenther@suse.de>
14953 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14954 (is_call_clobbered): Always check var_ann->call_clobbered.
14955 (mark_call_clobbered): Always set var_ann->call_clobbered.
14956 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14957 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14958 (reset_alias_info): Clear call clobbering info on MTAGs and
14960 (set_pt_anything): Set pt_global_mem.
14961 (create_tag_raw): Adjust comment.
14962 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14964 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14965 Maxim Kuvyrkov <maxim@codesourcery.com>
14967 * config/m68k/m68k.opt (mxgot): New option.
14968 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14969 (m68k_output_addr_const_extra): New.
14970 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14971 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14972 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14973 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14975 2008-06-04 Richard Guenther <rguenther@suse.de>
14977 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14978 negative or non-representable offsets.
14980 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14982 * config/i386/i386.c (ix86_gen_leave): New.
14983 (ix86_gen_pop1): Likewise.
14984 (ix86_gen_add3): Likewise.
14985 (ix86_gen_sub3): Likewise.
14986 (ix86_gen_sub3_carry): Likewise.
14987 (ix86_gen_one_cmpl2): Likewise.
14988 (ix86_gen_monitor): Likewise.
14989 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14990 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14991 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14992 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14993 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14994 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14995 (ix86_expand_epilogue): Updated.
14996 (print_operand): Handle integer register operand for 'z'.
14997 (ix86_expand_strlensi_unroll_1): Likewise.
14998 (ix86_expand_strlen): Likewise.
14999 (ix86_expand_builtin): Likewise.
15000 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15001 mov{q}/mov{l} and add{q}/add{l}.
15003 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15005 * config/i386/i386.md (P): New mode iterator.
15006 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15007 using P mode iterator.
15008 (DFmode push_operand splitter): Ditto.
15009 (XFmode push_operand splitter): Ditto.
15010 (DFmode float_extend SFmode push_operand splitter): Ditto.
15011 (XFmode float_extend SFmode push_operand splitter): Do not generate
15012 SImode pushes for 64bit target. Macroize Dimode and SImode
15013 pushes using P mode iterator.
15014 (XFmode float_extend DFmode push_operand splitter): Ditto.
15016 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15018 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15019 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15020 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15021 return type to int.
15022 (ix86_call_abi_override): Remove check for call_used_regs.
15024 2008-06-03 Richard Guenther <rguenther@suse.de>
15026 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15027 for the lhs of calls if the return type contains pointers.
15029 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15031 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15032 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15033 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15034 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15035 of cfun and DEFAULT_ABI to deceide abi mode.
15036 (DEFAULT_ABI): New.
15037 (REG_PARM_STACK_SPACE): Removed.
15038 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15039 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15040 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15041 (ix86_function_abi): Likewise.
15042 (ix86_function_type_abi): Likewise.
15043 (ix86_call_abi_override): Likewise.
15044 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15045 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15046 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15047 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15049 (X86_64_REGPARM_MAX): New.
15050 (X86_64_SSE_REGPARM_MAX): New.
15051 (X64_REGPARM_MAX): New.
15052 (X64_SSE_REGPARM_MAX): New.
15053 (X86_32_REGPARM_MAX): New.
15054 (X86_32_SSE_REGPARM_MAX): New.
15055 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15056 (ix86_function_regparm): Handle user calling abi.
15057 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15058 by DEFAULT_ABI versus SYSV_ABI check.
15059 (ix86_reg_parm_stack_space): New.
15060 (ix86_function_type_abi): New.
15061 (ix86_call_abi_override): New.
15062 (ix86_function_abi): New.
15063 (ix86_cfun_abi): New.
15064 (init_cumulative_args): Call abi specific initialization.
15065 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15066 (function_arg_64): Extend SSE_REGPARM_MAX check.
15067 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15068 (ix86_pass_by_reference): Likewise.
15069 (ix86_function_value_regno_p): Likewise.
15070 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15071 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15072 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15073 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15074 (setup_incoming_varargs_64): Adjust regparm for call abi.
15075 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15076 (ix86_va_start): Likewise.
15077 (ix86_gimplify_va_arg): Likewise.
15078 (ix86_expand_prologue): Likewise.
15079 (output_pic_addr_const): Likewise.
15080 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15081 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15082 (x86_output_mi_thunk): Likewise.
15083 (x86_function_profiler): Likewise.
15084 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15085 (SYSV_ABI, MS_ABI): New constants.
15086 (DEFAULT_ABI): New.
15087 (init_regs): Add prototype of function in regclass.c file.
15088 (OVERRIDE_ABI_FORMAT): New.
15089 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15090 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15091 (OUTGOING_REG_PARM_STACK_SPACE): New.
15092 (ix86_reg_parm_stack_space): New prototype.
15093 (CUMULATIVE_ARGS): Add call_abi member.
15094 (machine_function): Add call_abi member.
15095 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15096 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15098 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15101 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15102 (avr_builtin_setjmp_frame_value): New function.
15103 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15104 (nonlocal_goto): Define.
15106 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15108 * config/mips/mips.c (mips_emit_loadgp): Return early if
15109 there is nothing do to, otherwise emit a blockage if
15110 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15111 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15113 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15115 * configure.ac: Drop unneeded backslash ending up in config.in.
15116 * acinclude.m4: Likewise.
15117 * config.in: Regenerate.
15119 2008-05-26 Jan Hubicka <jh@suse.cz>
15121 * predict.c (maybe_hot_frequency_p): Break out of...
15122 (maybe_hot_bb_p): ... here.
15123 (maybe_hot_edge_p): New.
15124 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15125 * basic-block.h (maybe_hot_edge_p): Declare.
15127 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15129 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15130 (*cmpfp_<mode>_cc): Ditto.
15131 (*fp_jcc_8<mode>_387): Ditto.
15132 (*fop_<MODEF:mode>_2_i387): Ditto.
15133 (*fop_<MODEF:mode>_3_i387): Ditto.
15134 (*fop_xf_2_i387): Ditto.
15135 (*fop_xf_3_i387): Ditto.
15137 2008-06-02 Tomas Bily <tbily@suse.cz>
15139 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15141 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15143 * config/mips/mips.c (mips_valid_offset_p): New function.
15144 (mips_valid_lo_sum_p): Likewise.
15145 (mips_classify_address): Use them.
15146 (mips_force_address): New function.
15147 (mips_legitimize_address): Use it.
15148 * config/mips/mips.md (MOVE128): New mode iterator.
15149 (movtf): Require TARGET_64BIT. Remove empty strings.
15150 (*movtf_internal): Rename to...
15151 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15152 of "R" and use {,fp}{load,store} attributes instead of "multi".
15153 Use a separate define_split.
15154 (*movtf_mips16): New pattern.
15156 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15158 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15159 * config/mips/mips.c (mips_expand_before_return): New function.
15160 (mips_expand_epilogue): Call it.
15161 * config/mips/mips.md (return): Turn into a define_expand.
15162 (*return): New insn.
15164 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15166 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15167 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15168 functions. Do not emit uses and clobbers of CONCATs; individually
15169 use and clobber their operands.
15170 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15171 gen_clobber, emit_use and gen_use.
15172 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15173 (expand_builtin_return): Likewise.
15174 * cfgbuild.c (count_basic_blocks): Likewise.
15175 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15176 * explow.c (emit_stack_restore): Likewise.
15177 * expmed.c (extract_bit_field_1): Likewise.
15178 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15179 (emit_move_multi_word, store_constructor): Likewise.
15180 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15181 (thread_prologue_and_epilogue_insns): Likewise.
15182 * lower-subreg.c (resolve_simple_move): Likewise.
15183 * optabs.c (widen_operand, expand_binop): Likewise.
15184 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15185 * reload.c (find_reloads): Likewise.
15186 * reload1.c (eliminate_regs_in_insn): Likewise.
15187 * stmt.c (expand_nl_goto_receiver): Likewise.
15188 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15189 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15190 * config/arm/arm.c (arm_load_pic_register): Likewise.
15191 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15192 * config/arm/arm.md (untyped_return): Likewise.
15193 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15194 * config/avr/avr.c (expand_prologue): Likewise.
15195 * config/bfin/bfin.c (do_unlink): Likewise.
15196 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15197 * config/cris/cris.c (cris_expand_prologue): Likewise.
15198 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15199 (machopic_legitimize_pic_address): Likewise.
15200 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15201 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15202 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15203 (ix86_expand_convert_uns_didf_sse): Likewise.
15204 (ix86_expand_vector_init_general): Likewise.
15205 * config/ia64/ia64.md (eh_epilogue): Likewise.
15206 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15207 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15208 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15209 (config/iq2000/iq2000.c): Likewise.
15210 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15211 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15212 (builtin_longjmp): Likewise.
15213 * config/mn10300/mn10300.md (call, call_value): Likewise.
15214 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15215 * config/pdp11/pdp11.md (abshi2): Likewise.
15216 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15217 * config/s390/s390.c (s390_emit_prologue): Likewise.
15218 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15219 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15220 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15221 * config/sh/sh.c (prepare_move_operands): Likewise.
15222 (output_stack_adjust, sh_expand_epilogue): Likewise.
15223 (sh_set_return_address, sh_expand_t_scc): Likewise.
15224 * config/sparc/sparc.c (load_pic_register): Likewise.
15225 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15226 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15227 * config/v850/v850.c (expand_epilogue): Likewise.
15229 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15231 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15232 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15233 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15234 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15235 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15236 stack pointer register.
15237 (output_movhi): Remove code for interrupt specific writing to the
15238 stack pointer register.
15240 2008-05-31 Richard Guenther <rguenther@suse.de>
15242 PR tree-optimization/34244
15243 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15244 (tree_expr_nonzero_warnv_p): Likewise.
15245 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15246 ssa_name_nonnegative_p.
15247 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15248 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15249 not tree_expr_nonzero_warnv_p.
15251 PR tree-optimization/36262
15253 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15255 PR tree-optimization/34244
15256 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15257 (record_numbers_of_iterations): New function.
15258 (execute_vrp): Cache the numbers of iterations of loops.
15259 * tree-scalar-evolution.c (scev_reset_except_niters):
15261 (scev_reset): Use scev_reset_except_niters.
15262 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15264 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15266 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15267 __WORKAROUND_RETS when appropriate.
15269 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15271 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15272 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15274 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15275 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15276 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15277 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15278 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15279 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15280 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15281 *fop_df_1_sse insn patterns using MODEF mode iterator.
15282 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15283 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15284 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15285 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15286 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15287 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15288 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15289 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15290 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15291 (*fop_xf_5_i387): Ditto.
15292 (*fop_xf_6_i387): Ditto.
15294 2008-05-30 Richard Guenther <rguenther@suse.de>
15296 * builtins.c (build_string_literal): Avoid generating
15297 a non-gimple_val result.
15299 2008-05-30 DJ Delorie <dj@redhat.com>
15301 * exec-tool.in: Use an environment variable (private) instead of a
15302 file (shared) as a semaphore, so as to not break parallel builds.
15304 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15306 * optabs.c (maybe_encapsulate_block): Remove.
15307 (emit_libcall_block): Adjust accordingly.
15308 * optabs.h (maybe_encapsulate_block): Remove prototype.
15310 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15311 Don't use maybe_encapsulate_block.
15313 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15315 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15316 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15317 rtx is a SYMBOL_REF before calling get_pool_constant.
15319 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15321 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15323 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15325 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15326 rather than OS names to choose INO_T_EQ definition.
15327 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15328 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15330 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15333 * config/darwin-f.c: New.
15334 * config/t-darwin: Added rule to build darwin-f.o.
15335 * config.gcc: Defined new variable, fortran_target_objs.
15336 (*-*-darwin*): Set fortran_target_objs.
15337 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15338 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15339 * configure: Regenerated.
15341 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15344 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15345 canonical type if needed.
15347 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15349 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15351 2008-05-29 Richard Guenther <rguenther@suse.de>
15353 PR tree-optimization/36343
15354 PR tree-optimization/36346
15355 PR tree-optimization/36347
15356 * tree-flow.h (clobber_what_p_points_to): Declare.
15357 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15358 pointed-to variable is dereferenced is irrelevant to whether
15359 the pointer can access the pointed-to variable.
15360 (clobber_what_p_points_to): New function.
15361 * tree-ssa-alias.c (set_initial_properties): Use it.
15362 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15363 call clobber check for NMTs.
15365 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15367 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15368 for printing gcov_type.
15370 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15372 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15373 and the eh region information.
15374 * value-prof.c (gimple_move_stmt_histograms): New function.
15375 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15377 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15379 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15381 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15383 * value-prof.c (tree_ic_transform): Print counts.
15384 * tree-profile.c (tree_gen_ic_func_profiler):
15385 Clear __gcov_indreict_call_callee variable to avoid misattribution
15388 2008-05-28 Rafael Espíndola <espindola@google.com>
15390 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15393 2008-05-28 Richard Guenther <rguenther@suse.de>
15395 PR tree-optimization/36339
15396 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15397 and clobbering code out of the loop.
15399 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15401 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15404 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15405 s390_contiguous_bitmask_p, s390_symref_operand_p,
15406 s390_check_symref_alignment, s390_reload_larl_operand,
15407 s390_reload_symref_address): New functions.
15408 (s390_branch_condition_mnemonic): Support compare and branch
15410 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15411 and 'W' constraints.
15412 (s390_secondary_reload): Add secondary reloads for unaligned
15413 symbol refs or symbol refs to floating point or QI/TI mode
15415 (legitimate_address_p): Accept symbol references as addresses.
15416 (s390_expand_insv): Use rotate and insert selected bits
15417 instruction for insv when building for z10.
15418 (print_operand_address): Handle symbol ref addresses.
15419 (print_operand): Output modifier 'c' added for signed byte values.
15420 (s390_encode_section_info): Mark symbol refs with
15421 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15423 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15424 (length attribute): RRF, RRR have 4 byte length.
15425 (FPALL, INTALL): New mode iterators added.
15426 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15427 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15428 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15429 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15430 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15431 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15432 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15433 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15435 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15436 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15437 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15438 reload<INTALL:mode><P:mode>_toreg_z10,
15439 reload<FPALL:mode><P:mode>_tomem_z10,
15440 reload<FPALL:mode><P:mode>_toreg_z10,
15441 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15442 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15443 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15444 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15446 (movmem, clrmem, cmpmem): New splitters added.
15448 * config/s390/predicates.md (larl_operand): Use
15449 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15450 SYMBOL_REF_ALIGN1_P.
15451 (s390_signed_integer_comparison,
15452 s390_unsigned_integer_comparison): New predicates.
15454 * config/s390/s390-protos.h (s390_check_symref_alignment,
15455 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15456 s390_reload_symref_address,
15457 s390_compare_and_branch_condition_mask): Prototypes added.
15459 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15460 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15461 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15463 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15465 * config/s390/s390.c (z10_cost): New cost function for z10.
15466 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15467 (s390_issue_rate): Adjust issue rate for z10.
15468 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15469 (processor_flags): Add PF_Z10.
15470 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15471 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15472 * gcc/config.gcc: Add z10.
15474 2008-05-28 Richard Guenther <rguenther@suse.de>
15476 PR tree-optimization/36291
15477 * tree-flow. h (struct gimple_df): Remove var_anns member.
15478 * tree-flow-inline.h (gimple_var_anns): Remove.
15479 (var_ann): Simplify.
15480 * tree-dfa.c (create_var_ann): Simplify.
15481 (remove_referenced_var): Clear alias info from var_anns of globals.
15482 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15483 (delete_tree_ssa): Clear alias info from var_anns of globals.
15484 Do not free var_anns.
15485 (var_ann_eq): Remove.
15486 (var_ann_hash): Likewise.
15488 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15490 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15491 and loongson2f entries.
15492 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15493 * config/mips/mips.h (processor_type): Add Loongson-2E
15494 and Loongson-2F entries.
15495 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15496 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15497 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15498 * doc/invoke.texi (MIPS Options): Document loongson2e
15499 and loongson2f processor names.
15501 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15505 * config/i386/i386.c (ix86_function_arg_boundary): Use
15506 alignment of canonical type.
15507 (ix86_expand_vector_move): Check unaligned memory access for
15510 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15512 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15513 Moved to the front of file.
15515 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15516 H.J. Lu <hongjiu.lu@intel.com>
15518 * dwarf2out.c (current_fde): New.
15520 (lookup_cfa:): Likewise.
15521 (dwarf2out_end_epilogue): Likewise.
15522 (dwarf2out_note_section_used): Likewise.
15524 2008-05-27 Michael Matz <matz@suse.de>
15527 * c.opt (Wenum-compare): New warning option.
15528 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15530 2008-05-27 Michael Matz <matz@suse.de>
15532 PR middle-end/36326
15533 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15535 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15536 into memory as tail calls.
15538 2008-05-27 Richard Guenther <rguenther@suse.de>
15540 PR tree-optimization/36339
15541 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15542 pointers cause all addressable variables to be call clobbered.
15544 2008-05-27 Richard Guenther <rguenther@suse.de>
15546 PR tree-optimization/36245
15547 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15549 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15551 * config/s390/s390.md: Replace all occurences of the 'm'
15552 constraint with 'RT'.
15554 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15556 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15558 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15560 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15561 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15562 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15564 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15566 * reload.c: (find_reloads): Skip alternatives according to the
15567 "enabled" attribute. Constify the constraint variable.
15568 * recog.c (get_attr_enabled): Add default implementation.
15569 (extract_insn): Set the alternative_enabled_p array
15570 in the recog_data struct.
15571 (preprocess_constraints, constrain_operands): Skip
15572 alternatives according to the "enabled" attribute
15573 * recog.h (struct recog_data): New field alternative_enabled_p.
15574 (skip_alternative): New inline function.
15575 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15576 (record_reg_classes): Skip alternative according to the
15577 "enabled" attribute.
15579 * doc/md.texi: Add documention for the "enabled" attribute.
15581 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15583 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15584 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15585 constraint with TARGET_MEM_CONSTRAINT.
15586 * recog.c (asm_operand_ok, preprocess_constraints,
15587 constrain_operands): Likewise.
15588 * regclass.c (record_reg_classes): Likewise.
15589 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15590 * reload1.c (maybe_fix_stack_asms): Likewise.
15591 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15592 * recog.h: Adjust comment.
15593 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15594 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15595 * doc/md.texi: Add a note to description of 'm' constraint.
15596 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15598 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15600 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15601 that the bitfield is of integral type before testing its precision.
15603 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15604 Sa Liu <saliu@de.ibm.com>
15606 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15607 __modti3, __udivti3, __umodti3 and __udivmodti4.
15608 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15609 that implement TImode mul and div functions.
15610 * config/spu/multi3.c: New. Implement __multi3.
15611 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15612 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15615 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15617 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15618 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15619 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15620 tls_sysv_suffix): New mode and mode attribute iterators.
15621 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15622 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15623 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15624 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15625 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15628 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15630 PR tree-optimization/36329
15631 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15632 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15633 * cgraphbuild.c (initialize_inline_failed): Use the latter
15634 macro in lieu of the former.
15635 * ipa-inline.c (cgraph_mark_inline): Likewise.
15636 (cgraph_decide_inlining_of_small_function): Likewise.
15637 (cgraph_decide_inlining): Likewise.
15638 (cgraph_decide_inlining_incrementally): Likewise.
15640 2008-05-26 Tristan Gingold <gingold@adacore.com>
15641 Anatoly Sokolov <aesok@post.ru>
15643 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15644 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15645 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15646 optimization for 'avr6' architecture.
15648 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15651 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15653 2008-05-26 Richard Guenther <rguenther@suse.de>
15655 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15656 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15658 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15660 PR middle-end/36253
15661 * caller-save.c (insert_restore): Verify alignment of spill space.
15662 (insert_save): Likewise.
15663 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15664 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15665 (STACK_SLOT_ALIGNMENT): Likewise.
15666 * function.c (LOCAL_ALIGNMENT): Removed.
15667 (get_stack_local_alignment): New.
15668 (assign_stack_local): Use it. Set alignment on stack slot.
15669 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15670 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15671 (STACK_SLOT_ALIGNMENT): New.
15672 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15673 stack slot in XFmode.
15675 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15677 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15680 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15681 argument operand in rax isn't removed.
15683 2008-05-26 Richard Guenther <rguenther@suse.de>
15685 PR middle-end/36300
15686 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15687 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15689 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15692 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15694 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15696 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15697 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15699 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15701 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15702 build a trampoline if we don't want one.
15703 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15704 return zero for nested functions if we don't want a trampoline.
15706 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15708 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15710 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15713 * c.opt: Removed undocumented option '-lang-fortran'.
15714 * c-common.h: Removed global variable 'lang_fortran'.
15715 * c-opts.c (c_common_handle_option): Removed code to handle
15716 option '-lang-fortran'. Updated includes.
15717 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15718 definition of '__GFORTRAN__'.
15719 (define__GNUC__): Reimplemented to use BASEVER and
15720 cpp_define_formatted.
15721 (builtin_define_with_value_n): Removed.
15722 * c-incpath.h: Renamed to ...
15723 * incpath.h: ... this.
15724 * c-incpath.c: Renamed to ...
15725 * incpath.c: ... this. Updated includes.
15726 * fix-header.c: Updated includes.
15727 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15728 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15729 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15731 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15733 * tree.h: Update the table of flags used on tree nodes.
15734 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15735 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15736 (FORCED_LABEL): Add access check.
15737 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15738 (ASM_INPUT_P): Likewise.
15739 (ASM_VOLATILE_P): Likewise.
15740 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15741 (OMP_SECTION_LAST): Access private_flag directly.
15742 (OMP_RETURN_NOWAIT): Likewise.
15743 (OMP_PARALLEL_COMBINED): Likewise.
15744 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15745 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15746 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15747 deprecated_flag directly.
15749 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15751 * final.c (frame_pointer_needed): Removed.
15752 * flags.h (frame_pointer_needed): Likewise.
15754 * function.h (rtl_data): Add frame_pointer_needed.
15755 (frame_pointer_needed): New.
15757 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15759 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15761 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15763 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15766 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15768 * c-common.c (strip_array_types): Move function to..
15770 (get_inner_array_type): Delete.
15771 * c-common.h (strip_array_types): Move declaration to..
15773 (get_inner_array_type): Delete.
15774 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15775 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15776 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15777 * config/pa/pa.c (emit_move_sequence): Likewise.
15779 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15781 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15784 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15786 * function.c: Include target hook for nonlocal_goto frame value.
15788 2008-05-24 Richard Guenther <rguenther@suse.de>
15790 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15791 variable can be only accessed through a pointer or a union.
15793 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15795 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15796 * doc/extend.texi: Likewise.
15798 2008-05-23 DJ Delorie <dj@redhat.com>
15800 * config/m32c/jump.md (untyped_call): Add.
15802 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15803 for A24 to PSImode.
15804 (m32c_address_cost): Detail costs for indirect offsets.
15806 2008-05-23 Rafael Espíndola <espindola@google.com>
15808 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15809 if a node is a SUBREG.
15810 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15813 2008-05-23 Paul Brook <paul@codesourcery.com>
15814 Carlos O'Donell <carlos@codesourcery.com>
15816 * doc/extend.texi: Clarify use of __attribute__((naked)).
15817 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15818 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15819 * function.c (use_register_for_decl): Use
15820 targetm.calls.allocate_stack_slots_for_args.
15821 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15822 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15823 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15825 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15827 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15829 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15831 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15832 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15833 is only rounded once.
15835 2008-05-23 Richard Guenther <rguenther@suse.de>
15837 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15839 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15840 Jakub Jelinek <jakub@redhat.com>
15843 * configure.ac: Handle --enable-cld.
15844 * configure: Regenerated.
15845 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15846 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15847 (ix86_current_function_needs_cld): New define.
15848 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15849 (cld): New isns pattern.
15850 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15851 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15852 * config/i386/i386.opt (mcld): New option.
15853 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15854 TARGET_CLD and ix86_current_function_needs_cld.
15855 (override_options): Use -mcld by default for 32-bit code if
15858 * doc/install.texi (Options specification): Document --enable-cld.
15859 * doc/invoke.texi (Machine Dependent Options)
15860 [i386 and x86-64 Options]: Add -mcld option.
15861 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15863 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15864 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15865 (return_in_memory_64): Likewise.
15866 (return_in_memory_ms_64): Likewise.
15868 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15870 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15871 * builtins.c (fold_builtin_fpclassify): New.
15872 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15873 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15874 * c-common.c (handle_type_generic_attribute): Adjust to accept
15875 fixed arguments before an elipsis.
15876 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15877 * doc/extend.texi: Document __builtin_fpclassify.
15879 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15881 * omp-low.c (gate_expand_omp_ssa): Remove.
15882 (pass_expand_omp_ssa): Remove.
15883 (gate_expand_omp): Do not check for flag_openmp_ssa.
15884 * common.opt (-fopenmp-ssa): Remove.
15885 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15887 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15889 * config/sh/sh.opt (mfixed-range): New option.
15890 * config/sh/sh-protos.h (sh_fix_range): Declare.
15891 * config/sh/sh.c (sh_fix_range): New function.
15892 * config/sh/sh.h (sh_fixed_range_str): Declare.
15893 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15895 * doc/invoke.texi (SH Options): Document -mfixed-range.
15897 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15899 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15900 it before the redeclaration.
15902 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15904 * config/avr/avr.c (get_sequence_length): Add new function.
15905 (expand_prologue, expand_epilogue): Remove duplicate code.
15907 2008-05-22 Rafael Espíndola <espindola@google.com>
15909 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15912 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15914 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15915 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15917 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15918 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15919 (vect_update_misalignment_for_peel): Likewise.
15920 (vector_alignment_reachable_p): Likewise.
15921 * tree-vect-transform.c (vectorizable_load): Likewise.
15922 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15923 (get_vectype_for_scalar_type): Pass mode of scalar_type
15924 to UNITS_PER_SIMD_WORD.
15926 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15927 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15928 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15929 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15930 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15932 2008-05-22 Ira Rosen <irar@il.ibm.com>
15934 PR tree-optimization/36293
15935 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15936 if the first load must be skipped because of a gap.
15938 2008-05-22 Richard Guenther <rguenther@suse.de>
15940 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15941 more cases of offset disambiguation that is possible if
15942 strict-aliasing rules apply.
15943 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15944 for basic offset and type-based disambiguation.
15946 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15948 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15949 ix86_expand_vector_set on V16QImode for SSE4.1.
15951 2008-05-21 Tom Tromey <tromey@redhat.com>
15953 * c.opt (Wimport): Mark as undocumented.
15954 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15956 (Warning Options): Likewise.
15957 * doc/cppopts.texi: Don't mention -Wimport.
15959 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15961 PR tree-optimization/36287
15962 PR tree-optimization/36286
15963 * lambda-code.c (build_access_matrix): Do not use the loop->num
15964 for computing the number of induction variables: use the loop depth
15967 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15970 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15971 option -f(no-)leading-underscore.
15973 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15975 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15976 GET_MODE_NUNITS (mode).
15978 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15980 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15981 (-mmulhw): Add 464 to description.
15982 (-mdlmzb): Likewise.
15983 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15984 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15986 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15987 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15988 * config/rs6000/rs6000.md: Update comments for 464.
15990 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15992 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15994 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15996 * config/i386/sse.md (vec_extractv4sf): Removed.
15997 (vec_extractv2df): Likewise.
15998 (vec_extractv2di): Likewise.
15999 (vec_extractv4si): Likewise.
16000 (vec_extractv8hi): Likewise.
16001 (vec_extractv16qi): Likewise.
16002 (vec_extract<mode>): New.
16004 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16006 * config/i386/sse.md (vec_setv4sf): Removed.
16007 (vec_setv2df): Likewise.
16008 (vec_setv2di): Likewise.
16009 (vec_setv4si): Likewise.
16010 (vec_setv8hi): Likewise.
16011 (vec_setv16qi): Likewise.
16012 (vec_set<mode>): New.
16014 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16016 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16017 goto for vec_concat and vec_interleave.
16019 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16021 * config/i386/sse.md (vec_initv4sf): Removed.
16022 (vec_initv2df): Likewise.
16023 (vec_initv2di): Likewise.
16024 (vec_initv4si): Likewise.
16025 (vec_initv8hi): Likewise.
16026 (vec_initv16qi): Likewise.
16027 (vec_init<mode>): New.
16029 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16031 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16033 2008-05-21 Tom Tromey <tromey@redhat.com>
16035 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16036 (zone_find_object_offset): Likewise.
16037 (gt_ggc_m_S): Likewise.
16038 (highest_bit): Likewise.
16039 * ggc-page.c (gt_ggc_m_S): New function.
16040 * stringpool.c (string_stack): Remove.
16041 (init_stringpool): Update.
16042 (ggc_alloc_string): Use ggc_alloc.
16043 (maybe_delete_ident): New function.
16044 (ggc_purge_stringpool): Likewise.
16045 (gt_ggc_m_S): Remove.
16046 * ggc-common.c (ggc_protect_identifiers): New global.
16047 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16048 ggc_protect_identifiers.
16049 * ggc.h (ggc_protect_identifiers): Declare.
16050 (gt_ggc_m_S): Update.
16051 (ggc_purge_stringpool): Declare.
16052 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16053 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16055 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16057 2008-05-21 David S. Miller <davem@davemloft.net>
16059 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16062 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16064 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16067 2008-05-20 David Daney <ddaney@avtrex.com>
16069 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16070 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16071 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16072 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16073 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16074 (atomic_hiqi_op): New define_code_iterator.
16075 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16076 mips_expand_compare_and_swap_12.
16077 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16078 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16079 (sync_<optab><mode>, sync_old_<optab><mode>,
16080 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16081 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16082 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16083 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16084 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16085 (test_and_set_12): New insn.
16086 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16087 sync_new_<optab><mode>, sync_old_nand<mode>,
16088 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16089 clobber to operand 0 for SI and DI mode insns.
16090 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16091 mips_gen_fn_4): New typedefs.
16092 (mips_gen_fn_ptrs): Define new union type.
16093 (mips_expand_compare_and_swap_12): Remove declaration.
16094 (mips_expand_atomic_qihi): Declare function.
16095 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16096 (mips_expand_atomic_qihi): ... this. Use new generator function
16098 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16099 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16100 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16101 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16102 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16103 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16104 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16105 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16106 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16107 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16110 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16112 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16115 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16117 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16118 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16119 (avr_attribute_table): Add 'OS_main' function attribute.
16120 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16121 functions with 'OS_main' attribute.
16123 2008-05-20 Richard Guenther <rguenther@suse.de>
16125 PR tree-optimization/35204
16126 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16127 helper, split out from ...
16128 (DFS): ... here. Make the DFS walk non-recursive.
16130 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16131 Jan Sjodin <jan.sjodin@amd.com>
16133 PR tree-optimization/36181
16134 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16135 (parallelize_loops): Don't parallelize when the loop has vector
16138 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16139 Sebastian Pop <sebastian.pop@amd.com>
16141 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16142 matrix, and never look at the tree representation of the memory
16144 (linear_transform_loops): Computes parameters and access matrices.
16145 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16147 (access_matrix_get_index_for_parameter): New.
16148 * tree-data-ref.h (struct access_matrix): New.
16149 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16150 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16151 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16152 am_vector_index_for_loop): New.
16153 (struct data_reference): Add field access_matrix.
16154 (DR_ACCESS_MATRIX): New.
16155 (compute_data_dependences_for_loop): Update declaration.
16156 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16157 * lambda.h (lambda_vector_vec_p): Declared.
16158 * lambda-code.c: Depend on pointer-set.h.
16159 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16160 av_for_af_base, av_for_af, build_access_matrix,
16161 lambda_compute_access_matrices): New.
16162 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16164 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16166 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16167 $SOURCEDIR/include.
16169 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16170 Sebastian Pop <sebastian.pop@amd.com>
16172 PR tree-optimization/36206
16173 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16175 (instantiate_scev_1): Rename flags to fold_conversions.
16176 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16177 outeside instantiation_loop.
16178 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16179 (evolution_function_is_affine_or_constant_p): Removed.
16180 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16182 (analyze_siv_subscript): Pass in the loop nest number.
16183 Call evolution_function_is_affine_in_loop instead of
16184 evolution_function_is_affine_p.
16185 (analyze_overlapping_iterations): Pass in the loop nest number.
16187 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16188 Sebastian Pop <sebastian.pop@amd.com>
16190 PR tree-optimization/36206
16191 * tree-chrec.h (chrec_fold_op): New.
16192 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16195 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16197 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16199 (remove_duplicates): Do not set inode on non-inode systems.
16202 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16204 * config.gcc (tm_file): Update comments about relative pathnames.
16206 2008-05-20 Richard Guenther <rguenther@suse.de>
16208 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16209 * tree-ssa-sccvn.c (process_scc): Likewise.
16210 * tree-ssa-sink.c (execute_sink_code): Likewise.
16211 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16212 * tree-vrp.c (process_assert_insertions): Likewise.
16213 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16214 (perform_tree_ssa_dce): Likewise.
16215 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16216 (dump_dominator_optimization_stats): Likewise.
16217 * tree-vectorizer.c (vectorize_loops): Likewise.
16219 2008-05-20 Richard Guenther <rguenther@suse.de>
16221 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16223 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16225 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16226 (ix86_i386elf_return_in_memory): Likewise.
16227 (ix86_i386interix_return_in_memory): Likewise.
16228 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16229 (SUBTARGET_RETURN_IN_MEMORY): New.
16230 * config/i386/i386elf.h: Likewise.
16231 * config/i386/ptx4-i.h: Likewise.
16232 * config/i386/sol2-10.h: Likewise.
16233 * config/i386/sysv4.h: Likewise.
16234 * config/i386/vx-common.h: Likewise.
16235 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16236 * config/i386/i386.c (ix86_return_in_memory): Made static and
16237 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16238 (ix86_i386elf_return_in_memory): Removed.
16239 (ix86_i386interix_return_in_memory): Removed.
16240 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16241 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16243 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16245 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16247 2008-05-19 Xinliang David Li <davidxl@google.com>
16249 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16251 * common.opt: Ditto.
16252 * doc/invoke.texi: Ditto.
16254 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16256 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16257 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16259 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16261 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16262 sizes of operand array from 8/4 to 4/2.
16263 (ix86_expand_vector_init_general): Change size of operand array
16264 from 32 to 16. Remove op0, op1 and half_mode.
16266 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16268 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16269 (ix86_expand_vector_init_interleave): Likewise.
16270 (ix86_expand_vector_init_general): Use them. Assert
16271 word_mode == SImode when n_words == 4.
16273 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16275 * config/i386/i386.c (ix86_secondary_reload): New static function.
16276 (TARGET_SECONDARY_RELOAD): New define.
16277 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16278 * config/i386/i386.md (reload_outqi): Remove.
16280 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16282 PR middle-end/35509
16283 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16284 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16285 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16286 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16287 (fold_builtin_1): Likewise.
16288 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16289 c-common.c (check_builtin_function_arguments): Handle
16290 BUILT_IN_ISINF_SIGN.
16291 * doc/extend.texi: Document __builtin_isinf_sign.
16292 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16294 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16296 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16297 EH cleanup at the end of the pass, search for those that have been
16298 turned into forwarder blocks and do the cleanup on their successor.
16300 2008-05-18 Richard Guenther <rguenther@suse.de>
16302 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16303 pointers to sizetype and vice versa.
16305 2008-05-18 Xinliang David Li <davidxl@google.com>
16307 * gcc/tree-ssa-dce.c: Coding style fix.
16308 (check_pow): Documentation comment.
16309 (check_log): Documenation comment. Coding style fix.
16310 (is_unnecessary_except_errno_call): Ditto.
16311 (gen_conditions_for_pow): Ditto.
16312 (gen_conditions_for_log): Ditto.
16313 (gen_shrink_wrap_conditions): Ditto.
16314 (shrink_wrap_one_built_in_calls): Ditto.
16315 * gcc/doc/invoke.texi: Better documentation string.
16316 * ChangeLog: Fix wrong change log entries from
16317 May 17 checkin on function call DCE.
16319 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16321 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16323 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16325 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16326 * df-problems.c (simulation routines): Fixed block comment to
16327 properly say how to add forwards scanning functions.
16329 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16331 * tree-inline.c (setup_one_parameter): Remove dead code.
16333 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16335 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16336 a BIT_AND_EXPR only for an INTEGER_TYPE.
16338 2008-05-17 Xinliang David Li <davidxl@google.com>
16340 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16341 (check_pow, check_log, is_unnecessary_except_errno_call): New
16342 functions to check for eliminating math functions that are pure
16343 except for setting errno.
16344 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16345 general condition expressions for shrink-wrapping pow/log calls.
16346 (gen_shrink_wrap_conditions): Ditto.
16347 (shrink_wrap_one_built_in_call): Ditto.
16348 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16349 (mark_operand_necessary): If debugging, output if OP is necessary.
16350 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16352 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16354 * gcc/common.opt: New user flag -ftree-builtin-dce.
16355 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16357 2008-05-16 David S. Miller <davem@davemloft.net>
16359 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16360 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16362 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16365 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16367 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16369 * ifcvt.c (dead_or_predicable): Rename
16370 df_simulate_one_insn_backwards to df_simulate_one_insn.
16371 * recog.c (peephole2_optimize): Ditto.
16372 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16374 * df.h: Rename df_simulate_one_insn_backwards to
16375 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16376 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16377 scanning of defs and uses.
16378 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16379 (df_simulate_one_insn_forwards): Removed.
16381 2008-05-16 Doug Kwan <dougkwan@google.com>
16383 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16385 (real_from_string): Handle NaNs and Inf as approriate.
16387 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16389 * doc/gty.texi (Source Files Containing Type Information): Note
16390 that headers should appear first in the gtfiles list.
16392 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16394 * tree.def (COND_EXEC): Properly documented this code.
16396 2008-05-16 Diego Novillo <dnovillo@google.com>
16398 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16399 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16402 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16404 * tree-ssa-dse (max_stmt_uid): Removed.
16405 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16406 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16407 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16408 * function.h (cfun.last_stmt_uid): New field.
16409 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16410 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16412 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16413 (create_stmt_ann): Initialize the ann->uid field.
16414 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16416 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16418 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16420 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16421 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16422 (init_empty_tree_cfg): Call it.
16424 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16426 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16429 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16431 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16432 * tree-dump.c (dump_options): New verbose option.
16433 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16435 * tree-pass.h (TDF_VERBOSE): New dump flag.
16436 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16437 (tree-flow.h): Added include.
16438 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16440 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16442 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16444 From Jie Zhang <jie.zhang@analog.com>
16445 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16446 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16447 mcpu=bf561-none and mcpu=bf561-0.2.
16448 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16449 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16450 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16451 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16452 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16453 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16454 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16456 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16457 (cputype_selected): Remove.
16458 (bfin_handle_option): Don't use cputype_selected.
16459 (override_options): When no mcpu option, enable all workarounds.
16460 Don't use bfin_workarounds.
16461 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16463 (DEFAULT_CPU_TYPE): Don't define.
16465 2008-05-16 Richard Guenther <rguenther@suse.de>
16467 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16468 on deletion of the last stmt.
16470 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16472 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16473 V8HImode for SSE2 and V16QImode for SSE4.1.
16475 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16477 * cgraph.h (compute_inline_parameters): Made public.
16478 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16479 variable_generate_summary, function_write_summary,
16480 variable_write_summary, variable_read_summary. Added generate_summary,
16481 write_summary, read_summary.
16482 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16483 pass_ipa_inline.function_generate_summary, to
16484 compute_inline_parameters.
16485 * ipa-inline.c (compute_inline_parameters): Made public and added
16487 (compute_inline_parameters_for_current): New function.
16488 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16489 (inline_generate_summary): Removed parameter and made to loop over
16491 (pass_ipa_inline): Updated for new IPA_PASS structure.
16492 * passes.c (execute_ipa_summary_passes): Now is called once per
16493 pass rather than once per node*pass.
16495 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16497 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16498 avr_have_mul_p, avr_asm_only_p): Remove variables.
16499 (avr_override_options): Remove initialization of removed variables.
16500 (avr_file_start): Convert removed variables to fields of
16501 'struct base_arch_s *avr_current_arch'.
16502 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16503 (AVR_HAVE_MUL): (Ditto.).
16504 (AVR_HAVE_MOVW): (Ditto.).
16505 (AVR_HAVE_LPMX): (Ditto.).
16506 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16507 avr_asm_only_p): Remove declaration.
16509 2008-05-15 Diego Novillo <dnovillo@google.com>
16511 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16512 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16514 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16516 PR middle-end/36194
16517 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16518 Don't call record_truncated_value from here.
16519 (record_truncated_value): Turn it into a for_each_rtx callback.
16520 (record_truncated_values): New function.
16521 (combine_instructions): Call note_uses with record_truncated_values.
16522 Change name of check_conversion to check_promoted_subreg.
16524 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16526 * doc/sourcebuild.texi: Document support for torture tests.
16528 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16530 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16531 to alternative 4 of operand 2.
16533 2008-05-15 Richard Guenther <rguenther@suse.de>
16535 * tree-pass.h (current_pass): Declare.
16536 (get_pass_for_id): Likewise.
16537 * passes.c (passes_by_id, passes_by_id_size): New globals.
16538 (set_pass_for_id): New function.
16539 (get_pass_for_id): Likewise.
16540 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16541 (execute_function_todo): Flush per function statistics.
16542 * toplev.c (compile_file): Init statistics.
16543 (general_init): Do early statistics initialization.
16544 (finalize): Finish statistics.
16545 * statistics.h (statistics_early_init): Declare.
16546 (statistics_init): Likewise.
16547 (statistics_fini): Likewise.
16548 (statistics_fini_pass): Likewise.
16549 (statistics_counter_event): Likewise.
16550 (statistics_histogram_event): Likewise.
16551 * statistics.c: New file.
16552 * Makefile.in (OBJS-common): Add statistics.o.
16553 (statistics.o): Add dependencies.
16554 * doc/invoke.texi (-fdump-statistics): Document.
16556 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16557 (insert): Likewise.
16558 (execute_pre): Use statistics_counter_event.
16559 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16560 (substitute_and_fold): Increment it. Use statistics_counter_event.
16562 2008-05-15 Diego Novillo <dnovillo@google.com>
16564 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16566 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16567 * tree-ssa-alias.c (new_type_alias): Remove references to
16568 sub-variables from comment.
16569 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16571 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16573 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16574 attribute to 1 only for insertps alternative.
16576 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16578 * config/bfin/bfin.md (loadbytes): New pattern.
16579 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16580 (bfin_init_builtins): Initialize it.
16581 (bdesc_1arg): Add it.
16583 2008-05-15 Sa Liu <saliu@de.ibm.com>
16585 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16586 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16587 * testsuite/lib/target-supports.exp: Add
16588 check_effective_target_fortran_integer_16.
16590 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16592 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16593 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16594 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16595 (TARGET_RETURN_IN_MEMORY): Define.
16597 2008-05-15 Richard Guenther <rguenther@suse.de>
16599 PR middle-end/36244
16600 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16601 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16602 represent unmodifiable vars.
16604 2008-05-15 Richard Guenther <rguenther@suse.de>
16606 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16607 INDIRECT_REF and TARGET_MEM_REF.
16608 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16611 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16612 H.J. Lu <hongjiu.lu@intel.com>
16614 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16615 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16616 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16617 insn alternatives. Add missing alternatives.
16618 (*vec_concatv2di_rex64_sse4_1): Likewise.
16619 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16620 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16621 Require TARGET_SSE.
16623 2008-05-15 Richard Guenther <rguenther@suse.de>
16625 PR tree-optimization/36009
16626 PR tree-optimization/36204
16627 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16628 (determine_invariantness_stmt): Record the loop a store is
16629 always executed in.
16630 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16633 2008-05-15 Richard Guenther <rguenther@suse.de>
16635 PR tree-optimization/34330
16636 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16637 through the pointer will alias the SMT.
16639 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16641 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16643 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16645 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16647 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16648 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16650 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16651 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16652 (vashl_optab): New optab for vector/vector shifts.
16653 (vashr_optab): Ditto.
16654 (vlshr_optab): Ditto.
16655 (vrotl_optab): Ditto.
16656 (vrotr_optab): Ditto.
16657 (optab_subtype): New enum for optab_for_tree_code call.
16658 (optab_for_tree_code): Add enum optab_subtype argument.
16660 * optabs.c (optab_for_tree_code): Take an additional argument to
16661 distinguish between a vector shift by a scalar and vector shift by
16662 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16663 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16664 vector shift by a vector.
16665 (expand_widen_pattern_expr): Pass additional argument to
16666 optab_for_tree_code.
16668 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16669 vrotl_optab, vrotr_optab.
16671 * expr.c (expand_expr_real_1): Update calls to
16672 optab_for_tree_code to distinguish between vector shifted by a
16673 scalar and vector shifted by a vector.
16674 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16675 (supportable_narrowing_operation): Ditto.
16676 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16677 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16678 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16679 (vect_create_epilog_for_reduction): Ditto.
16680 (vectorizable_reduction): Ditto.
16681 (vectorizable_operation): Ditto.
16682 (vect_strided_store_supported): Ditto.
16683 (vect_strided_load_supported): Ditto.
16684 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16685 * expmed.c (expand_shift): Ditto.
16687 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16689 (ashr@var{m}3): Ditto.
16690 (vashl@var{m}3): Document new vector/vector shift standard name.
16691 (vashr@var{m}3): Ditto.
16692 (vlshr@var{m}3): Ditto.
16693 (vrotl@var{m}3): Ditto.
16694 (vrotr@var{m}3): Ditto.
16696 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16697 (PPERM_INVERT): Ditto.
16698 (PPERM_REVERSE): Ditto.
16699 (PPERM_REV_INV): Ditto.
16700 (PPERM_ZERO): Ditto.
16701 (PPERM_ONES): Ditto.
16702 (PPERM_SIGN): Ditto.
16703 (PPERM_INV_SIGN): Ditto.
16704 (PPERM_SRC1): Ditto.
16705 (PPERM_SRC2): Ditto.
16707 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16708 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16709 allows a memory operand to be the value being added, and split it
16710 to improve vectorization.
16711 (sse5_pmacsdqh_mem): Ditto.
16712 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16713 (sse5_mulv2div2di3_high): Ditto.
16714 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16715 (vec_pack_trunc_v4si): Ditto.
16716 (vec_pack_trunc_v2di): Ditto.
16717 (sse5_pcmov_<mode>): Remove code that tried to use use
16718 andps/andnps instead of pcmov.
16719 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16720 pmacsdqh instructions.
16721 (vec_widen_smult_lo_v4si): Ditto.
16723 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16724 (PPERM_INVERT): Ditto.
16725 (PPERM_REVERSE): Ditto.
16726 (PPERM_REV_INV): Ditto.
16727 (PPERM_ZERO): Ditto.
16728 (PPERM_ONES): Ditto.
16729 (PPERM_SIGN): Ditto.
16730 (PPERM_INV_SIGN): Ditto.
16731 (PPERM_SRC1): Ditto.
16732 (PPERM_SRC2): Ditto.
16733 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16735 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16737 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16738 says ignore whether the last reference is a memory operand.
16740 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16741 Paolo Bonzini <bonzini at gnu dot org>
16743 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16746 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16747 (vlshr<mode>3): Rename from vlshr<mode>3.
16748 (vashr<mode>3): Rename from vashr<mode>3.
16749 (mulv4sf3): Change the names of vector shift patterns.
16753 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16756 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16781 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16782 (floatunssidf2_internal): Change vector/vector shift names.
16783 (floatunsdidf2_internal): Ditto.
16790 (vashl<mode>3): Rename from ashl<mode>3.
16791 (vashr<mode>3): Rename from ashr<mode>3.
16792 (vlshr<mode>3): Rename from lshr<mode>3.
16793 (vrotl<mode>3): Rename from rotl<mode>3.
16795 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16798 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16799 multiply gives the wrong value when doing widening multiplies.
16800 (vec_widen_smult_lo_v4si): Ditto.
16802 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16804 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16805 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16806 emit_library_call_value.
16807 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16808 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16809 * calls.c (initialize_argument_information, precompute_arguments,
16810 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16811 (precompute_arguments): Removed flags parameter.
16812 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16814 2008-05-14 Richard Guenther <rguenther@suse.de>
16816 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16817 Make sure to register the store if the use is a PHI_NODE.
16819 2008-05-14 Olivier Hainque <hainque@adacore.com>
16821 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16822 memory if the component is to be referenced in BLKmode according
16823 to get_inner_reference.
16825 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16827 * calls.c (emit_library_call_value_1): Restore code clearing
16828 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16830 2008-05-14 Olivier Hainque <hainque@adacore.com>
16831 Nicolas Roche <roche@adacore.com>
16833 * configure.ac: Add support for a "gcc_subdir" variable in
16834 config-lang.in, to denote a subdirectory where the language/GCC
16835 integration files are to be found.
16836 * configure: Regenerate.
16838 2008-05-14 Ira Rosen <irar@il.ibm.com>
16840 PR tree-optimization/36098
16841 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16842 value for the first load in the group in case of a gap.
16843 (vect_build_slp_tree): Check that there are no gaps in loads.
16845 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16847 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16848 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16849 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16850 emit_insn and remove unneeded code to construct extra args.
16851 (emit_no_conflict_block): Removed.
16852 * optabls.h: (emit_no_conflict_block): Removed.
16853 * cse.c (cse_extended_basic_block): Remove search for
16854 REG_NO_CONFLICT note.
16855 * global.c: Removed incorrect comment added in revision 117.
16856 * expr.c (convert_move): Change call to emit_no_conflict_block to
16858 * recog.c: Change comments so that they do not mention
16860 * local_alloc.c (combine_regs): Removed last parameter.
16861 (no_conflict_p): Removed.
16862 (block_alloc): Removed note, no_conflict_combined_regno and set
16863 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16864 (combine_regs): Removed already_dead and code to look for
16865 REG_NO_CONFLICT notes.
16866 * lower_subreg (remove_retval_note): Removed code to look for
16867 REG_NO_CONFLICT block.
16868 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16869 (resolve_clobber): Remove code to process libcalls that have
16870 REG_NO_CONFLICT notes.
16871 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16873 * combine.c (can_combine_p, distribute_notes): Removed
16874 REG_NO_CONFLICT case.
16875 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16877 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16878 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16880 * reg-notes.def (NO_CONFLICT): Removed.
16882 2008-05-14 David S. Miller <davem@davemloft.net>
16884 * config/sparc/sparc.c (sparc_profile_hook): If
16885 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16886 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16887 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16889 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16891 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16893 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16896 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16897 and op1 expansion before vector concat to have less live pseudos.
16899 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16901 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16902 ix86_expand_vector_set if supported.
16904 2008-05-13 Diego Novillo <dnovillo@google.com>
16905 Kenneth Zadeck <zadeck@naturalbridge.com>
16907 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16909 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16910 phinodes_print_statistics, init_ssanames, fini_ssanames,
16911 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16912 release_ssa_name, release_defs, replace_ssa_name_symbol,
16913 ssanames_print_statistics): Move ...
16914 * tree-flow.h: ... here.
16915 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16916 Use FN instead of cfun.
16917 (make_ssa_name_fn): Rename from make_ssa_name.
16918 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16919 * tree-flow-inline.h (make_ssa_name): Move from
16920 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16921 * omp-low.c (expand_omp_parallel):
16922 * tree-flow-inline.h (redirect_edge_var_map_result):
16923 * tree-ssa.c (init_tree_ssa): Add argument FN.
16924 Use it instead of cfun. Update all users.
16926 2008-05-13 Tom Tromey <tromey@redhat.com>
16928 PR preprocessor/22168:
16929 * doc/cpp.texi (Top): Update menu.
16930 (Alternatives to Wrapper #ifndef): New node.
16931 (Other Directives): Document deprecation.
16932 (Obsolete Features): Remove menu.
16933 (Assertions): Merge node into Obsolete Features.
16934 (Obsolete once-only headers): Move earlier; rename to Alternatives
16935 to Wrapper #ifndef.
16936 * doc/cppopts.texi: Update.
16937 * c.opt (Wdeprecated): Enable for C and ObjC.
16938 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16939 (C++ Dialect Options): Move -Wno-deprecated from here to...
16940 (Warning Options): ... here.
16942 2008-05-13 Richard Guenther <rguenther@suse.de>
16944 PR middle-end/36227
16945 * fold-const.c (fold_sign_changed_comparison): Do not allow
16946 changes in pointer-ness.
16948 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16951 * config/sh/sh.c (sh_expand_prologue): Don't clear
16952 RTX_FRAME_RELATED_P for push insns.
16954 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16956 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16958 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16960 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16961 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16962 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16964 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16966 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16967 (*vec_concatv4sf_sse): This.
16968 (*sse2_concatv2si): Renamed to ...
16969 (*vec_concatv2si_sse2): This.
16970 (*sse1_concatv2si): Renamed to ...
16971 (*vec_concatv2si_sse): This.
16972 (*vec_concatv2di_rex): Renamed to ...
16973 (*vec_concatv2di_rex64): This.
16974 (*vec_concatv2si_sse4_1): New.
16975 (*vec_concatv2di_rex64_sse4_1): Likewise.
16977 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16979 PR rtl-optimization/36111
16980 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16981 that was created for swappable operands.
16983 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16986 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16987 * configure.ac: Add call to ACX_PROG_GNAT.
16989 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16991 * optc-gen.awk: Fix comment typo.
16993 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16995 * pretty-print.c (pp_integer_with_precision): Use
16996 HOST_LONG_LONG_FORMAT.
16998 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17000 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17002 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17004 * config/i386/i386.c (bdesc_ptest): Removed.
17005 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17006 (bdesc_args): Add __builtin_ia32_ptestz128,
17007 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17008 (ix86_init_mmx_sse_builtins): Updated.
17009 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17010 (ix86_expand_builtin): Updated.
17012 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17014 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17015 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17017 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17019 * value-prof.c (interesting_stringop_to_profile): Do not
17020 return early for BUILT_IN_MEMPCPY.
17022 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17024 * calls.c (expand_call): Don't use callgraph to increase
17025 preferred_stack_boundary.
17027 * cgraph.h (cgraph_rtl_info): Use unsigned on
17028 preferred_incoming_stack_boundary.
17030 * final.c (rest_of_clean_state): Use unsigned on
17031 preferred_stack_boundary.
17033 2008-05-09 Tom Tromey <tromey@redhat.com>
17035 PR preprocessor/22231:
17036 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17039 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17041 PR tree-optimization/36129
17042 * tree-ssa-ccp.c: Include value-prof.h.
17043 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17044 built-in function was folded to a constant.
17045 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17047 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17048 Sebastian Pop <sebastian.pop@amd.com>
17050 * tree-scalar-evolution.c: Document instantiate_scev.
17051 (instantiate_parameters_1): Renamed instantiate_scev_1.
17052 Don't use the same loop for instantiation_loop and evolution_loop.
17053 (instantiate_scev): New.
17054 (instantiate_parameters): Moved...
17055 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17056 same loop twice. Maintains the semantics for this function.
17057 * tree-scalar-evolution.h (instantiate_scev): Declare.
17058 (instantiate_parameters): ...here. Now static inline.
17059 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17060 instead of resolve_mixers.
17062 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17064 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17066 2008-05-09 Tomas Bily <tbily@suse.cz>
17068 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17069 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17070 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17071 * c-common.c (c_common_truthvalue_conversion): Likewise.
17072 * tree-object-size.c (compute_object_offset): Likewise.
17073 * tree-inline.c (estimate_num_insns_1): Likewise.
17074 * varasm.c (const_hash_1, compare_constant, copy_constant)
17075 (compute_reloc_for_constant, output_addressed_constants)
17076 (initializer_constant_valid_p): Likewise.
17077 * c-omp.c (check_omp_for_incr_expr): Likewise.
17078 * gimplify.c (gimplify_expr): Likewise.
17079 * c-typeck.c (c_finish_return): Likewise.
17080 * tree-vectorizer.c (supportable_widening_operation)
17081 (supportable_narrowing_operation): Likewise.
17082 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17083 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17084 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17085 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17086 (descr_info_loc): Likewise.
17087 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17088 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17089 (fold_unary): Likewise.
17090 * builtins.c (get_pointer_alignment): Likewise.
17091 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17092 (instantiate_parameters_1): Likewise.
17093 * tree.c (expr_align, stabilize_reference): Likewise.
17094 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17095 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17096 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17097 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17098 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17099 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17101 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17102 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17103 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17104 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17105 (forward_propagate_comparison)
17106 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17107 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17108 * emit-rtl.c (component_ref_for_mem_expr)
17109 (set_mem_attributes_minus_bitpos): Likewise.
17110 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17111 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17113 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17114 (build_function_call, pointer_diff, build_compound_expr)
17115 (c_finish_return): Likewise.
17116 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17117 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17119 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17120 * expr.c (is_aligning_offset): Likewise.
17121 * tree-ssa-alias.c (is_escape_site): Likewise.
17122 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17123 (check_all_va_list_escapes): Likewise.
17124 * tree-ssa-loop-ivopts.c (determine_base_object)
17125 (determine_common_wider_type): Likewise.
17126 * dojump.c (do_jump): Likewise.
17127 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17128 * tree-gimple.c (is_gimple_cast): Likewise.
17129 * fold-const.c (decode_field_reference, )
17130 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17131 (fold_binary): Likewise.
17132 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17133 (already_warned_in_frontend_p): Likewise.
17134 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17135 * tree.c (really_constant_p, get_unwidened): Likewise.
17136 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17137 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17138 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17140 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17142 (CONVERT_EXPR_P): Define.
17143 (CASE_CONVERT): Define.
17145 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17147 PR middle-end/36117
17148 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17149 (delete_unmarked_insns): When deleting a call, call
17150 delete_unreachable_blocks.
17151 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17152 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17154 2008-05-08 Richard Guenther <rguenther@suse.de>
17156 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17157 (-ftree-salias): Likewise.
17158 (salias-max-implicit-fields): Remove param documentation.
17159 (salias-max-array-elements): Likewise.
17160 * tree-pass.h (pass_create_structure_vars): Remove.
17161 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17162 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17163 * tree-ssa-alias.c (create_structure_vars): Remove.
17164 (gate_structure_vars): Likewise.
17165 (pass_create_structure_vars): Likewise.
17166 (gate_build_alias): Likewise.
17167 (pass_build_alias): Adjust to run always and dump the function.
17168 * common.opt (ftree-salias): Hide.
17169 * passes.c (init_optimization_passes): Remove
17170 pass_create_structure_vars, adjust comment.
17171 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17172 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17173 * opts.c (decode_options): Do not set flag_tree_salias.
17174 (common_handle_option): Add OPT_ftree_salias to the backward
17175 compatibility section.
17177 2008-05-08 Richard Guenther <rguenther@suse.de>
17179 * tree-flow-inline.h (var_can_have_subvars): Move ...
17180 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17181 * tree-flow.h (var_can_have_subvars): Remove.
17182 (push_fields_onto_fieldstack): Remove.
17183 (sort_fieldstack): Likewise.
17184 (struct fieldoff): Move ...
17185 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17186 alias_set and base_for_components fields.
17187 (sort_fieldstack): Make static.
17188 (push_fields_onto_fieldstack): Likewise. Remove code that
17189 handles anything but RECORD_TYPEs. Remove alias_set and
17190 base_for_components handling.
17191 (create_variable_info_for): Adjust.
17193 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17195 * common.opt (Wframe-larger-than=): Shorten the help message
17197 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17199 2008-05-08 Rafael Espíndola <espindola@google.com>
17201 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17203 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17204 trap and that both operands are gimple values.
17205 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17206 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17209 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17211 * read-rtl.c (join_c_conditions): Return the first string if the
17212 two strings are equal.
17214 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17216 * gensupport.h (pred_data): Add a "num_codes" field.
17217 (add_predicate_code): Declare.
17218 * gensupport.c (add_predicate_code): New function.
17219 (std_pred_table): Add an "allows_const_p" field.
17220 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17221 Remove the (incomplete) list of such codes from the codes field.
17222 (init_predicate_table): Use add_predicate_code. Add all
17223 RTX_CONST_OBJs if allows_const_p is true.
17224 * genrecog.c (process_define_predicate): Use add_predicate_code.
17226 2008-05-08 David Daney <ddaney@avtrex.com>
17227 Richard Sandiford <rsandifo@nildram.co.uk>
17229 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17230 special case of constant zero operands.
17231 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17232 old and new values. Special case constant zero values.
17233 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17235 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17236 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17238 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17241 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17242 similar RTX_CONST_OBJ before CONST_INT.
17244 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17246 * stmt.c (expand_stack_restore): Change sa mode if needed.
17248 2008-05-08 Richard Guenther <rguenther@suse.de>
17250 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17251 return type to bool.
17252 (ix86_sol10_return_in_memory): Likewise.
17253 (ix86_i386elf_return_in_memory): Likewise.
17254 (ix86_i386interix_return_in_memory): Likewise.
17255 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17256 (ix86_sol10_return_in_memory): Likewise.
17257 (ix86_i386elf_return_in_memory): Likewise.
17258 (ix86_i386interix_return_in_memory): Likewise.
17260 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17263 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17265 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17266 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17269 2008-05-08 Richard Guenther <rguenther@suse.de>
17271 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17272 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17273 (DR_SUBVARS): Remove.
17274 * tree-dfa.c (dump_subvars_for): Remove.
17275 (debug_subvars_for): Likewise.
17276 (dump_variable): Do not dump subvars.
17277 (remove_referenced_var): Do not remove subvars.
17278 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17279 (lookup_subvars_for_var): Remove.
17280 (get_subvars_for_var): Likewise.
17281 (get_subvars_at): Likewise.
17282 (get_first_overlapping_subvar): Likewise.
17283 (overlap_subvar): Likewise.
17284 * tree-flow.h (subvar_t): Remove.
17285 (struct var_ann_d): Remove subvars field.
17286 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17287 argument. Remove special handling of SFTs.
17288 (compute_tag_properties): Likewise.
17289 (set_initial_properties): Likewise.
17290 (compute_call_clobbered): Likewise.
17291 (count_mem_refs): Likewise.
17292 (compute_memory_partitions): Likewise.
17293 (compute_flow_insensitive_aliasing): Likewise.
17294 (setup_pointers_and_addressables): Likewise.
17295 (new_type_alias): Likewise.
17296 (struct used_part): Remove.
17297 (used_portions): Likewise.
17298 (struct used_part_map): Likewise.
17299 (used_part_map_eq): Likewise.
17300 (used_part_map_hash): Likewise.
17301 (free_used_part_map): Likewise.
17302 (up_lookup): Likewise.
17303 (up_insert): Likewise.
17304 (get_or_create_used_part_for): Likewise.
17305 (create_sft): Likewise.
17306 (create_overlap_variables_for): Likewise.
17307 (find_used_portions): Likewise.
17308 (create_structure_vars): Likewise.
17309 * tree.def (STRUCT_FIELD_TAG): Remove.
17310 * tree.h (MTAG_P): Adjust.
17311 (struct tree_memory_tag): Remove base_for_components and
17312 unpartitionable flags.
17313 (struct tree_struct_field_tag): Remove.
17314 (SFT_PARENT_VAR): Likewise.
17315 (SFT_OFFSET): Likewise.
17316 (SFT_SIZE): Likewise.
17317 (SFT_NONADDRESSABLE_P): Likewise.
17318 (SFT_ALIAS_SET): Likewise.
17319 (SFT_UNPARTITIONABLE_P): Likewise.
17320 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17321 (union tree_node): Remove sft field.
17322 * alias.c (get_alias_set): Remove special handling of SFTs.
17323 * print-tree.c (print_node): Remove handling of SFTs.
17324 * tree-dump.c (dequeue_and_dump): Likewise.
17325 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17326 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17327 * tree-predcom.c (set_alias_info): Do not set subvars.
17328 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17329 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17330 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17331 (add_vars_for_offset): Remove.
17332 (add_virtual_operand): Remove special handling of SFTs.
17333 (add_call_clobber_ops): Likewise.
17334 (add_call_read_ops): Likewise.
17335 (get_asm_expr_operands): Likewise.
17336 (get_modify_stmt_operands): Likewise.
17337 (get_expr_operands): Likewise.
17338 (add_to_addressable_set): Likewise.
17339 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17340 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17341 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17342 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17343 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17344 (tree_node_structure): Likewise.
17345 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17347 (find_what_p_points_to): Likewise.
17349 2008-05-08 Sa Liu <saliu@de.ibm.com>
17351 * config/spu/spu.md: Fixed subti3 pattern.
17353 2008-05-08 Richard Guenther <rguenther@suse.de>
17355 PR middle-end/36154
17356 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17357 sure to create a representative for trailing arrays for PTA.
17359 2008-05-08 Richard Guenther <rguenther@suse.de>
17361 PR middle-end/36172
17362 * fold-const.c (operand_equal_p): Two objects which types
17363 differ in pointerness are not equal.
17365 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17367 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17368 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17369 (emit_library_call_value_1): Add new variable fndecl initialized by
17370 NULL_TREE. It should be the decl type of orgfun, but this information
17371 seems not to be available here, so it uses the default calling abi.
17372 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17373 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17374 by TARGET_RETURN_IN_MEMORY.
17375 * config/i386/i386-interix.h: Likewise.
17376 * config/i386/i386.h: Likewise.
17377 * config/i386/i386elf.h: Likewise.
17378 * config/i386/ptx4-i.h: Likewise.
17379 * config/i386/sol2-10.h: Likewise.
17380 * config/i386/sysv4.h: Likewise.
17381 * config/i386/vx-common.h: Likewise.
17382 * config/cris/cris.h: Removed #if 0 clause.
17383 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17384 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17386 (ix86_sol10_return_in_memory): Likewise.
17387 (ix86_i386elf_return_in_memory): New.
17388 (ix86_i386interix_return_in_memory): New.
17389 * config/mt/mt-protos.h (mt_return_in_memory): New.
17390 * config/mt/mt.c: Likewise.
17391 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17392 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17393 * config/bfin/bfin.h: Likewise.
17394 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17396 * config/bfin/bfin.c: Likewise.
17397 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17398 * config/alpha/unicosmk.h: Likewise.
17399 * config/i386/cygming.h: Likewise.
17400 * config/iq2000/iq2000.h: Likewise.
17401 * config/mips/mips.h: Likewise.
17402 * config/mn10300/mn10300.h: Likewise.
17403 * config/rs6000/rs6000.h: Likewise.
17404 * config/score/score.h: Likewise.
17405 * config/spu/spu.h: Likewise.
17406 * config/v850/v850.h: Likewise.
17407 * defaults.h: Likewise.
17408 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17409 * expr.c (emit_block_move): Adjust use of
17410 OUTGOING_REG_PARM_STACK_SPACE.
17411 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17412 OUTGOING_REG_PARM_STACK_SPACE.
17413 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17415 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17417 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17418 on OMP_RETURN for OMP_FOR.
17421 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17422 (fortran_common): New function.
17423 (gen_variable_die): Call fortran_common instead of common_check,
17424 adjust for it returning tree instead of rtx. Formatting.
17426 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17430 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17431 * c-decl.c (merge_decls): Ditto.
17432 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17433 to RTL_CONST_OR_PURE_CALL_P.
17434 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17435 Initialized DECL_LOOPING_CONST_PURE.
17436 (process_call_operands): Set tree_side_effects properly.
17437 * tree.h (TREE_READONLY_DECL_P): Removed.
17438 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17439 (DECL_LOOPING_OR_CONST_P): New macro.
17440 (struct tree_function_decl): Added looping_const_or_pure_p.
17441 (ECF_*) Renumbered.
17442 (ECF_LOOPING_OR_CONST_P): New macro.
17443 * rtlanal.c (pure_const_p): Removed.
17444 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17445 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17446 to RTL_CONST_CALL_P.
17447 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17448 (check_decl, check_tree, check_call, scan_function): Initialize
17450 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17451 (static_execute): Set looping true for recursive functions.
17452 Undo setting state to IPA_NEITHER for recursive functions.
17453 * cse.c (cse_insn):
17454 * ifcvt.c (noce_can_store_speculate_p): Changed
17455 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17456 RTL_CONST_OR_PURE_CALL_P.
17457 * dse.c (scan_insn): Ditto.
17458 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17459 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17460 RTL_CONST_OR_PURE_CALL_P.
17461 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17462 pure_call_p to RTL_CONST_CALL_P.
17463 * gimplify.c (gimplify_call_expr): Clear side effects for
17464 non-looping pure and constant calls.
17465 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17466 (flags_from_decl_or_type): Set ecf flags from decl flags.
17467 (initialize_argument_information): Turn off
17468 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17469 Change const to pure if callee_copies is true rather than just
17471 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17472 way of marking pure calls.
17473 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17474 Remove hack that was supposed to fix pr7335 and remove old
17475 way of marking pure calls.
17476 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17477 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17478 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17479 RTL_CONST_OR_PURE_CALL_P.
17480 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17481 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17482 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17483 * sched-deps.c (schedule_analyze): Ditto.
17484 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17485 return_val field of calls to represent pure and const function info.
17486 (CONST_OR_PURE_CALL_P): Deleted macro.
17487 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17488 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17489 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17491 * tree-optimize.c (execute_fixup_cfg): Added test for
17492 ECF_LOOPING_CONST_OR_PURE.
17493 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17495 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17496 effects for looping pure or const calls.
17497 (verify_gimple_expr): Added verification code.
17498 * config/alpha/alpha.c (alpha_legitimize_address,
17499 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17501 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17502 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17503 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17504 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17505 RTL_CONST_OR_PURE_CALL_P.
17506 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17507 and const calls to be deleted.
17509 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17512 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17513 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17514 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17515 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17516 to handle nonimmediate operands.
17517 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17518 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17519 to handle nonimmediate operands.
17520 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17521 (mmx_pmulhrwv4hi3): New expander. Use
17522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17523 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17524 (sse2_umulv1siv1di3): New expander. Use
17525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17526 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17527 (mmx_eq<mode>3): New expander. Use
17528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17529 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17530 (mmx_uavgv8qi3): New expander. Use
17531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17532 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17533 (mmx_uavgv4hi3): New expander. Use
17534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17536 * config/i386/sse.md
17537 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17538 to handle nonimmediate operands.
17539 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17540 to handle nonimmediate operands.
17541 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17542 to handle nonimmediate operands.
17543 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17544 to handle nonimmediate operands.
17545 (sse2_unpckhpd_exp): New expander. Use
17546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17547 (sse2_unpcklpd_exp): New expander. Use
17548 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17549 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17550 to handle nonimmediate operands.
17551 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17552 to handle nonimmediate operands.
17553 (*sse2_<plusminus_insn><mode>3): Rename from
17554 sse2_<plusminus_insn><mode>3 insn pattern.
17555 (sse2_<plusminus_insn><mode>3): New expander. Use
17556 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17557 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17558 (sse2_umulv2siv2di3): New expander. Use
17559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17560 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17561 (sse4_1_mulv2siv2di3): New expander. Use
17562 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17563 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17564 (sse2_pmaddwd): New expander. Use
17565 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17566 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17567 (sse2_eq<mode>3): New expander. Use
17568 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17569 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17570 (sse4_1_eqv2di3): New expander. Use
17571 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17572 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17573 (sse2_uavgv16qi3): New expander. Use
17574 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17575 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17576 (sse2_uavgv16qi3): New expander. Use
17577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17578 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17579 (sse2_uavgv8hi3): New expander. Use
17580 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17581 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17582 (ssse3_pmulhrswv8hi3): New expander. Use
17583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17584 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17585 (ssse3_pmulhrswv4hi3): New expander. Use
17586 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17588 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17589 (<sse>_vmmul<mode>3): Ditto.
17590 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17592 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17593 (ssse3_pmaddubsw): Ditto.
17595 * config/i386/i386.c (struct_builtin_description)
17596 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17597 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17598 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17599 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17600 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17601 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17602 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17603 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17604 (ix86_fixup_binary_operands): Assert that src1
17605 and src2 must have the same mode when swapped.
17606 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17607 and ix86_binary_operator_ok. Do not force operands in registers
17610 2008-05-07 Jan Hubicka <jh@suse.cz>
17612 * cgraph.c (dump_cgraph_node): Update.
17613 * cgraph.h (cgraph_local_info): Break out inline summary.
17614 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17616 * ipa-inline (inline_summary): New accestor function.
17617 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17618 cgraph_decide_inlining, compute_inline_parameters): Update.
17619 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17621 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17623 Cleanup ColdFire scheduling support and add V4 pipeline model.
17625 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17626 (define_attr cpu): Add cfv4 value.
17627 (define_attr type, define_attr type1): Merge into a single 'type'
17628 attribute. Update all uses.
17629 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17630 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17632 (define_attr opx_mem, define_attr opy_mem): Remove.
17633 (define_attr op_mem): Clean up, update comment.
17634 (define_attr size): Use specific values instead of general int.
17635 (define_attr guess, define_attr split): Remove. Update all uses.
17636 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17637 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17638 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17639 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17640 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17641 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17642 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17643 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17644 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17645 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17646 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17647 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17648 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17649 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17650 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17651 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17652 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17653 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17654 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17655 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17656 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17657 Update or set attributes.
17658 (stack_tie): New fake instruction.
17660 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17661 (m68k_sched_attr_size): Update declaration.
17662 (m68k_sched_attr_type2): Remove.
17663 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17664 Declare new bypass predicates.
17666 * config/m68k/m68k.c (m68k_sched_issue_rate,
17667 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17669 (TARGET_SCHED_ISSUE_RATE,
17670 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17671 (override_options): Handle scheduling for ColdFire V4 core.
17672 (m68k_expand_prologue): Emit stack_tie.
17673 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17674 'OP_TYPE_FPN'. Update all uses.
17675 (sched_guess_p): Remove.
17676 (sched_address_type): Handle symbolic addresses.
17677 (sched_get_operand): New static function.
17678 (sched_operand_type): Merge into sched_attr_op_type.
17679 (sched_attr_op_type): Handle FP registers, handle quick constants,
17681 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17682 (m68k_sched_attr_size): Update. Move logic to ...
17683 (sched_get_attr_size_int): New static function.
17684 (sched_get_opxy_mem_type): New static function.
17685 (m68k_sched_attr_op_mem): Update.
17686 (m68k_sched_attr_type2): Remove.
17687 (sched_cfv4_bypass_data): New static variable.
17688 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17689 (m68k_sched_issue_rate): Implement scheduler hook.
17690 (struct _sched_ib: enabled_p): New field.
17691 (m68k_sched_variable_issue): Update. Handle V4.
17692 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17693 sched_dump_class_func_t, sched_dump_split_class,
17694 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17695 sched_dump_dfa_class, m68k_sched_dump): Remove.
17696 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17698 (m68k_sched_init_global): Remove statisctics dumping, introduce
17699 sanity check that all instructions have pipeline reservations. Handle
17701 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17702 Handle ColdFire V4 core.
17703 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17704 New static functions.
17705 (m68k_sched_address_bypass_p): New bypass predicate.
17706 (sched_get_indexed_address_scale): New static function.
17707 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17709 * cf.md: Update comments.
17710 (define_attr type2): Remove. Use 'type' attribute instead.
17712 (cf_ib): Rename to cfv123_ib. Update all uses.
17713 (cf_oep): Rename to cfv123_oep. Update all uses.
17714 (cf_chr): Rename to cfv123_chr. Update all uses.
17715 (cf_mem): Rename to cfv123_mem. Update all uses.
17716 (cf_mac): Move to more appropriate place.
17717 (cfv123_guess): New automaton and cpu_unit.
17718 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17719 Update uses of 'size' attribute. Handle before reload scheduling.
17720 (cfv123_guess): New dummy reservation for unhandled instructions.
17721 (cfv4_*): Pipeline description of ColdFire V4 core.
17722 (ignore): New reservation to handle 'ignore' type.
17724 2008-05-07 Ian Lance Taylor <iant@google.com>
17726 PR middle-end/36013
17727 * gimplify.c (find_single_pointer_decl_1): Don't look through
17729 (find_single_pointer_decl): Adjust comments.
17731 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17733 PR middle-end/36137
17734 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17735 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17737 PR middle-end/36106
17738 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17739 integral type rather than floating point, then VIEW_CONVERT_EXPR
17740 to the floating point type.
17742 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17744 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17745 TFmode op0 to register.
17747 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17749 * c-decl.c (grokdeclarator): Comment typo.
17751 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17753 * tree-flow.h: Remove prototype for computed_goto_p.
17754 * tree-cfg.c (computed_goto_p): Make static.
17756 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17759 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17760 (contains_aligned_value_p): This. Handle _Decimal128.
17761 (ix86_function_arg_boundary): Only align _Decimal128 to its
17762 natural boundary and handle it properly.
17764 2008-05-06 Martin Jambor <mjambor@suse.cz>
17766 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17767 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17768 (ipcp_method_set_orig_node): Removed.
17769 (ipcp_cval_get_cvalue_type): Removed.
17770 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17771 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17772 (ipcp_cval_set_cvalue_type): Removed.
17773 (ipcp_cval_get_cvalue): Removed.
17774 (ipcp_cval_set_cvalue): Removed.
17775 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17776 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17777 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17778 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17779 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17780 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17781 (ipcp_get_ith_lattice): Changed parameters.
17782 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17783 (ipcp_lattice_from_jfunc): Changed parameters.
17784 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17785 (ipcp_method_cval_print): Added temporary variable info.
17786 (ipcp_redirect): Removed already unused local variable caller.
17787 (ipcp_redirect): New temporary variable orig_callee_info
17788 (ipcp_redirect): Removed newly unused local variable callee.
17789 (ipcp_redirect): Removed (a bit confusing) local variable type.
17790 (ipcp_insert_stage): Added local variable info.
17791 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17793 (ipcp_formal_create): Removed.
17794 (ipcp_method_cval_set): Removed.
17795 (ipcp_propagate_stage): Renamed lattice variables.
17796 (ipcp_method_cval_set_cvalue_type): Removed.
17797 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17798 (ipcp_print_all_lattices): Changed printed strings to refer to
17799 lattices rather than cvals.
17800 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17801 (ipcp_propagate_const): Changed formal parameters.
17802 (build_const_val): Changed formal parameters.
17803 (ipcp_insert_stage): Removed useless variable cvalue
17804 (build_const_val): Changed formal parameters.
17805 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17806 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17807 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17808 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17809 (ipcp_print_func_profile_counts): Changed string from "method" to
17811 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17812 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17813 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17814 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17815 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17816 (ipcp_lat_is_const): Changed parameters and made inline.
17817 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17818 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17819 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17820 the predicate condition directly
17821 (ipcp_propagate_stage): Added local variable args. Removed local
17822 variable callee. (Both are mere code simplifications.)
17823 (ipcp_method_dont_insert_const): Renamed to
17824 ipcp_node_not_modifiable_p.
17825 (ipcp_node_not_modifiable_p): Made inline.
17826 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17827 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17828 (ipcp_print_all_lattices): Removed variable cvalue
17829 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17832 2008-05-06 Olivier Hainque <hainque@adacore.com>
17834 * tree-sra.c (try_instantiate_multiple_fields): Early return
17835 if field has POINTER_TYPE.
17837 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17839 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17840 by using 'q' specifier for instruction.
17841 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17843 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17845 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17846 Change mode of zero_extract from QImode to HImode.
17847 (sign bit tests peepholes): (Ditto.).
17849 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17851 * config/i386/mmx.md: Remove double backslashes from asm templates.
17852 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17853 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17854 to handle nonimmediate operands.
17855 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17856 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17857 to handle nonimmediate operands.
17858 (*mmx_<code>v2sf3_finite): New insn pattern.
17859 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17860 (mmx_<code>v2sf3): New expander. Use
17861 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17862 (mmx_<plusminus_insn><mode>3): New expander. Use
17863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17864 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17865 (mmx_add<mode>3): Removed.
17866 (mmx_ssadd<mode>3): Ditto.
17867 (mmx_usadd<mode>3): Ditto.
17868 (mmx_sub<mode>3): Ditto.
17869 (mmx_sssub<mode>3): Ditto.
17870 (mmx_ussub<mode>3): Ditto.
17871 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17872 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17873 to handle nonimmediate operands.
17874 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17876 (mmx_smulv4hi3_highpart): New expander. Use
17877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17878 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17880 (mmx_umulv4hi3_highpart): New expander. Use
17881 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17882 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17883 (mmx_<code>v4hi3): New expander. Use
17884 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17885 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17886 (mmx_<code>v8qi3): New expander. Use
17887 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17888 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17889 (mmx_<code><mode>3): New expander. Use
17890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17892 2008-05-05 Jan Hubicka <jh@suse.cz>
17894 PR tree-optimization/36118
17895 * passes.c (pass_init_dump_file): Fix dump header.
17897 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17899 PR middle-end/36141
17900 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17901 VCE for function decls.
17903 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17905 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17907 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17909 * config/i386/i386.md (sat_plusminus): New.
17910 (plusminus_insn): Likewise.
17911 (plusminus_mnemonic): Likewise.
17913 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17914 (*<addsub><mode>3_cc_overflow): Renamed to ...
17915 (*<plusminus_insn><mode>3_cc_overflow): This.
17916 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17917 (*<plusminus_insn>si3_zext_cc_overflow): This.
17919 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17920 (<plusminus_insn><mode>3): This.
17921 (*<addsub><mode>3): Renamed to ...
17922 (*<plusminus_insn><mode>3): This.
17923 (<sse>_vm<addsub><mode>3): Renamed to ...
17924 (<sse>_vm<plusminus_insn><mode>3): This.
17925 (sse3_h<addsub>v4sf3): Renamed to ...
17926 (sse3_h<plusminus_insn>v4sf3): This.
17927 (sse3_h<addsub>v2df3): Renamed to ...
17928 (sse3_h<plusminus_insn>v2df3): This.
17929 (<plusminus_insn><mode>3): New.
17930 (*<plusminus_insn><mode>3): Likewise.
17931 (sse2_<plusminus_insn><mode>3): Likewise.
17932 (add<mode>): Removed.
17933 (*add<mode>3): Likewise.
17934 (sse2_ssadd<mode>3): Likewise.
17935 (sse2_usadd<mode>3): Likewise.
17936 (sub<mode>3): Likewise.
17937 (*sub<mode>3): Likewise.
17938 (sse2_sssub<mode>3): Likewise.
17939 (sse2_ussub<mode>3): Likewise.
17941 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17943 * gthr-single.h: Add in required interface elements as per gthr.h.
17944 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17945 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17946 Generalize UNUSED macro.
17947 (__gthread_once): Add.
17948 (__gthread_key_create): Add.
17949 (__gthread_key_delete): Add.
17950 (__gthread_getspecific): Add.
17951 (__gthread_setspecific): Add.
17953 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17955 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17956 the same size types for the indirect reference on the rhs, then
17959 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17961 * config/i386/i386.md
17962 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17963 one insn template instead of template series.
17964 (*xordi_1_rex64): Ditto.
17965 (*xordi_2_rex64): Ditto.
17967 2008-05-05 Ira Rosen <irar@il.ibm.com>
17969 PR tree-optimization/36119
17970 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17973 2008-06-04 Jan Hubicka <jh@suse.cz>
17975 tree-optimization/36100
17976 * tree-pass.h (pass_O0_always_inline): Declare.
17977 * ipa-inline.c (inline_transform): Remove dead code.
17978 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17979 pass_O0_always_inline): New.
17980 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17982 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17984 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17985 mnemonic in this_param move for TARGET_64BIT.
17987 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17989 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17990 (*strmovsi_rex_1): Ditto.
17991 (*strsetsi_1): Ditto.
17992 (*strsetsi_rex_1): Ditto.
17994 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17995 adddicc expanders using SWI mode iterator.
17997 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18000 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18003 2008-05-04 David S. Miller <davem@davemloft.net>
18005 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18006 (sparc*-*-linux*): Use linux.h in tm_file.
18007 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18008 compiler defaulting to 32-bit.
18009 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18011 * config/sparc/linux.h: Remove definitions now obtained
18012 properly from linux.h
18013 * config/sparc/linux64.h: Likewise.
18014 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18015 don't want this setting for 32-bit builds in a biarch compiler.
18016 * doc/install.texi: Add sparc-linux to list of targets
18017 supporting --enable-targets=all.
18019 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18021 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18023 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18025 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18026 after V4SI_FTYPE_V8HI.
18027 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18028 case V4SI_FTYPE_V2DF.
18030 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18032 * doc/invoke.texi (max-flow-memory-locations): Removed.
18033 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18035 2008-05-03 Richard Guenther <rguenther@suse.de>
18037 PR middle-end/34973
18038 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18040 2008-05-02 David S. Miller <davem@davemloft.net>
18042 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18044 2008-05-02 Simon Baldwin <simonb@google.com>
18047 * c-common.h (warn_array_subscript_range): Removed.
18048 * c-common.c (warn_array_subscript_range): Ditto.
18049 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18050 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18052 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18054 * config/i386/i386.c (ix86_special_builtin_type): New.
18055 (bdesc_special_args): Likewise.
18056 (ix86_expand_special_args_builtin): Likewise.
18057 (ix86_init_mmx_sse_builtins): Updated.
18058 (ix86_expand_builtin): Updated.
18059 (ix86_expand_store_builtin): Removed.
18060 (ix86_expand_unop_builtin): Likewise.
18062 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18063 * config/i386/mmintrin.h (__v2sf): Here.
18065 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18067 (_mm_loadl_pi): Likewise.
18068 (_mm_storeh_pi): Replace __v2si with __v2sf.
18069 (_mm_storel_pi): Likewise.
18071 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18072 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18073 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18074 __builtin_ia32_loadlpd.
18076 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18078 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18079 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18080 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18081 (ix86_init_mmx_sse_builtins): Updated.
18082 (ix86_expand_args_builtin): Likewise.
18083 (ix86_expand_builtin): Likewise.
18084 (ix86_expand_unop1_builtin): Renamed to ...
18085 (ix86_expand_unop_vec_merge_builtin): This.
18087 2008-05-01 Jan Hubicka <jh@suse.cz>
18090 * ipa-inline.c (inline_generate_summary): Make static.
18091 (inline_transform): Do not call inlining at -O0; make static.
18092 * passes.c (execute_todo): Add sanity check.
18093 (execute_one_ipa_transform_pass): Execute proper flags.
18095 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18097 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18098 (DECL_NONADDRESSABLE_P): Likewise.
18099 * alias.c (record_component_aliases): Fix comment.
18101 2008-05-01 Simon Baldwin <simonb@google.com>
18103 * c-common.h (warn_array_subscript_range): New function.
18104 * c-common.c (warn_array_subscript_range): Ditto.
18105 * tree-vrp.c (check_array_ref): Corrected code to agree with
18106 comment, ignoring only arrays of size 0 or size 1.
18107 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18109 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18111 * config/i386/i386.c (ix86_builtin_type): Replace
18112 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18113 (bdesc_args): Updated.
18114 (ix86_init_mmx_sse_builtins): Likewise.
18115 (ix86_expand_args_builtin): Likewise.
18117 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18120 * doc/extend.texi: Correct __builtin_ia32_palignr.
18122 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18125 * config/i386/i386.c (bdesc_crc32): Removed.
18126 (ix86_expand_crc32): Likewise.
18127 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18128 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18129 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18130 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18131 UINT_FTYPE_UINT_UCHAR.
18132 (bdesc_args): Updated. Add crc32 builtins.
18133 (ix86_init_mmx_sse_builtins): Updated.
18134 (ix86_expand_args_builtin): Updated to support subreg.
18136 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18138 2008-05-01 Jan Hubicka <jh@suse.cz>
18140 * tree-pass.h (opt_pass): Add IPA_PASS.
18141 (varpool_node, cgraph_node): Forward declare.
18142 (ipa_opt_pass): Define.
18143 (pass_ipa_inline): Turn into ipa_opt_pass.
18144 (pass_apply_inline): Remove.
18145 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18146 (apply_inline): Turn into ....
18147 (inline_transform): ... this one.
18148 (inline_generate_summary): New function.
18149 (pass_apply_inline): Remove.
18150 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18152 (struct function): Add ipa_transforms_to_apply.
18153 * passes.c (register_one_dump_file): Work on IPA_PASS.
18154 (init_optimization_passes): Remove pass_inline_parameters and
18156 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18157 (execute_one_pass) ... here; apply transforms when possible.
18158 (add_ipa_transform_pass, execute_ipa_summary_asses,
18159 execute_one_ipa_transform_pass): New.
18160 (execute_ipa_pass_list): Update for IPA_PASS type.
18162 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18164 * config/i386/i386.c (ix86_builtin_type): Add
18165 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18166 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18167 (bdesc_args): Add SSE4a builtins.
18168 (ix86_init_mmx_sse_builtins): Updated.
18169 (ix86_expand_args_builtin): Likewise.
18170 (ix86_expand_builtin): Likewise.
18172 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18174 * config/i386/i386.c (ix86_builtin_type): Add
18175 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18176 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18177 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18178 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18179 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18180 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18181 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18182 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18183 and DI_FTYPE_DI_DI_INT.
18184 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18185 (ix86_init_mmx_sse_builtins): Updated.
18186 (ix86_expand_args_builtin): Likewise.
18187 (ix86_expand_builtin): Likewise.
18188 (ix86_expand_binop_imm_builtin): Removed.
18190 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18192 2008-04-30 Richard Guenther <rguenther@suse.de>
18194 PR tree-optimization/32921
18195 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18197 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18199 * config/arm/arm.c (arm_unwind_emit): Use
18200 crtl->all_throwers_are_sibcalls instead of
18201 cfun->all_throwers_are_sibcalls.
18202 (arm_output_fn_unwind): Likewise.
18203 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18204 instead of cfun->uses_pic_offset_table.
18205 (frv_expand_prologue): Likewise.
18206 (frv_frame_pointer_required): Likewise.
18207 (frv_expand_fdpic_call): Likewise.
18208 (frv_emit_movsi): Likewise.
18209 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18210 cfun->returns_pcc_struct instead of
18211 current_function_returns_pcc_struct.
18212 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18213 instead of cfun->calls_eh_return.
18214 (m32c_pushm_popm): Likewise.
18215 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18216 "extern" declaration.
18218 2008-04-30 Richard Guenther <rguenther@suse.de>
18220 PR tree-optimization/21636
18221 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18223 (evaluate_stmt): Print the likely value.
18224 (ccp_visit_stmt): Avoid excessive vertical spacing.
18226 2008-04-30 Rafael Espíndola <espindola@google.com>
18228 * builtins.c (fold_call_expr): Return realret.
18229 * tree-ssa-threadedge.c
18230 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18231 __builtin_object_size.
18233 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18235 * gcc.c (wrapper_string): New variable.
18236 (insert_wrapper): New function.
18237 (execute): New option -wrapper.
18238 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18240 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18242 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18243 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18244 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18246 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18247 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18248 config/rs6000/e500crtres64gprctr.asm,
18249 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18250 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18251 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18252 config/rs6000/e500crtsav64gprctr.asm,
18253 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18254 config/rs6000/e500crtsavg64gprctr.asm: New files.
18255 * config/rs6000/t-ppccomm: Add build rules for new files.
18256 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18257 * config/rs6000/t-netbsd: Add build rules for new files.
18258 (LIB2FUNCS_STATIC_EXTRA): New variable.
18259 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18260 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18261 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18263 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18265 * config/i386/i386.c (ix86_builtin_type): Add
18266 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18267 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18268 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18269 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18270 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18271 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18272 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18273 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18274 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18275 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18276 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18277 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18278 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18279 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18280 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18281 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18282 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18283 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18284 V1DI_FTYPE_V2SI_V2SI.
18285 (bdesc_2arg): Moved to ...
18286 (bdesc_args): Here.
18287 (ix86_init_mmx_sse_builtins): Updated.
18288 (ix86_expand_args_builtin): Updated. Take a pointer
18289 to const struct builtin_description. Handle comparison
18291 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18292 (ix86_expand_builtin): Updated.
18294 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18295 (ssse3_pmaddubsw128): This.
18296 (ssse3_pmaddubswv4hi3): Renamed to ...
18297 (ssse3_pmaddubsw): This.
18299 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18300 (__builtin_ia32_packssdw128): Likewise.
18301 (__builtin_ia32_packuswb128): Likewise.
18302 (__builtin_ia32_pmaddubsw): Likewise.
18303 (__builtin_ia32_pmaddubsw128): Likewise.
18305 2008-04-30 Richard Guenther <rguenther@suse.de>
18307 PR tree-optimization/14847
18308 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18309 (recognize_bits_test): Use it.
18310 (recognize_single_bit_test): Likewise.
18312 2008-04-30 Martin Jambor <mjambor@suse.cz>
18314 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18315 instead of setting number of formal parameters to zero.
18316 (ipcp_init_stage): Do not set the number of actual parameters to zero
18318 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18319 which are called with variable number of arguments.
18320 (ipcp_insert_stage): Explicitely skipping all nodes which are
18321 called with variable number of arguments.
18322 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18323 number of parameters.
18325 * ipa-prop.h (struct ipa_node_params): Added flag
18326 called_with_var_arguments
18327 (ipa_set_param_count): Added. Changed sole setter to use it.
18328 (ipa_get_param_count): Added. All readers of param_count
18329 converted to use it instead.
18330 (ipa_set_called_with_variable_arg): Added.
18331 (ipa_is_called_with_var_arguments): Added.
18332 (ipa_get_ith_param): Added. All readers of param_decls converted
18334 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18336 (ipa_get_cs_argument_count): Added, all readers of argument_count
18338 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18341 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18342 (struct ipcp_lattice): Renamed cval_type to type
18343 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18345 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18346 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18347 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18348 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18349 (build_const_val): Changed the type of parameter cvalue to tree
18350 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18351 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18353 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18356 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18357 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18358 (ipa_add_method): Renamed to ipa_push_func_to_list
18359 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18360 (ipa_callsite_param_count): Removed.
18361 (ipa_callsite_param_count_set): Removed.
18362 (ipa_callsite_param): Removed.
18363 (ipa_callsite_callee): Removed.
18364 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18365 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18366 (ipa_method_formal_count): Removed.
18367 (ipa_method_formal_count_set): Removed.
18368 (ipa_method_get_tree): Removed.
18369 (ipa_method_tree_map_create): Removed.
18370 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18371 (ipa_create_param_decls_array): Creates the array itself
18372 (ipa_create_param_decls_array): Temporary variable info instead of
18373 a few dereferences.
18374 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18375 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18376 (get_type): Removed.
18377 (ipa_jf_get_info_type): Removed.
18378 (ipa_node_create): Renamed to ipa_create_node_params
18379 (ipa_free): Renamed to ipa_free_all_node_params
18380 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18381 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18382 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18383 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18384 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18385 ipa_free_all_edge_args
18386 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18387 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18388 (ipa_create_methodlist_node): Removed.
18389 (ipa_methodlist_method): Removed.
18390 (ipa_methodlist_method_set): Removed.
18391 (ipa_methodlist_next_method): Removed.
18392 (ipa_methodlist_next_method_set): Removed.
18393 (ipa_method_is_modified): Removed.
18394 (ipa_method_modify_create): Removed.
18395 (ipa_method_modify_init): Temporary variable info instead of a few
18397 (ipa_detect_param_modifications): Temporary variable info instead of
18398 a few dereferences.
18399 (ipa_compute_jump_functions): Temporary variable info instead of
18400 a few dereferences.
18401 (ipa_method_modify_set): Removed.
18402 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18403 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18404 than craph_node as the first parameter.
18405 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18406 (ipa_method_modify_init): Removed.
18407 (ipa_compute_jump_functions): Added a temp variable instead of
18408 repeatadly dereferencing the cgraph_edge.aux pointer
18409 (ipa_callsite_param_set_type): Removed.
18410 (ipa_compute_jump_functions): i renamed to index and moved to
18412 (ipa_callsite_param_set_info_type_formal): Removed.
18413 (ipa_callsite_param_set_info_type): Removed.
18414 (ipa_callsite_param_map_create): Removed.
18415 (ipa_callsite_tree): Removed.
18416 (ipa_callsite_caller): Removed.
18417 (ipa_pop_func_from_list): return_method removed to return_func
18419 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18420 prefixed all values with IPA_. Changed all users.
18421 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18422 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18423 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18424 (union parameter_info): Renamed to jump_func_value.
18425 (union jump_func_value): Renamed value to constant
18426 (struct ipa_jump_func): Renamed info_type to value
18427 (struct ipa_node): Renamed to ipa_node_params
18428 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18429 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18430 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18431 (struct ipa_edge): Renamed to ipa_edge_args
18432 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18433 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18434 (struct ipa_methodlist): Renamed to ipa_func_list
18435 (struct ipa_func_list): method_p renamed to node, next_method
18437 (ipa_methodlist_p): Removed, switched all users to struct pointer
18438 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18440 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18442 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18443 (rs6000_emit_epilogue): Use backchain to restore only when we
18444 have a large frame. Make use of frame pointer to restore if we
18445 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18447 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18449 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18450 Add mode to zero_extract.
18451 (sign bit tests peepholes): (Ditto.).
18453 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18455 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18456 Instructions in comments with SSE3.
18457 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18458 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18459 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18460 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18461 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18462 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18463 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18464 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18465 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18466 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18467 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18468 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18469 (bdesc_sse_args): Renamed to ...
18470 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18471 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18472 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18473 IX86_BUILTIN_FABSQ.
18474 (bdesc_1arg): Moved to ...
18475 (bdesc_args): Here.
18476 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18477 Instructions in comments with SSE3.
18478 (ix86_expand_sse_operands_builtin): Renamed to ...
18479 (ix86_expand_args_builtin): This. Updated.
18480 (ix86_expand_unop1_builtin): Update comments.
18481 (ix86_expand_builtin): Updated.
18483 2008-04-29 Richard Guenther <rguenther@suse.de>
18485 PR tree-optimization/36078
18486 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18487 Update virtual SSA form after cleaning up the CFG.
18489 2008-04-29 Richard Guenther <rguenther@suse.de>
18491 PR middle-end/15255
18492 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18494 2008-04-29 Richard Guenther <rguenther@suse.de>
18496 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18497 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18498 (compute_flow_insensitive_aliasing): Do not treat
18499 PTR_IS_REF_ALL pointers special.
18500 (get_smt_for): Likewise.
18501 (may_alias_p): Re-structure.
18502 (is_escape_site): A ref-all pointer conversion is not an escape site.
18503 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18504 PTR_IS_REF_ALL pointers special.
18505 * tree-ssa-structalias.h (struct alias_info): Remove
18506 ref_all_symbol_mem_tag field.
18507 (PTR_IS_REF_ALL): Remove.
18509 2008-04-29 Richard Guenther <rguenther@suse.de>
18511 PR middle-end/36077
18512 * fold-const.c (extract_muldiv_1): In combining division constants
18513 make sure to never overflow.
18515 2008-04-29 Nick Clifton <nickc@redhat.com>
18517 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18519 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18522 * optc-gen.awk: Work around HP-UX/IA awk bug.
18524 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18526 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18529 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18532 * config/i386/i386.md
18533 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18534 Change operand 1 predicate to nonimmediate_operand.
18536 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18539 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18541 * gengtype.c (walk_type, write_func_for_structure): Handle
18543 * doc/gty.texi: Document chain_circular.
18545 2008-04-28 Richard Guenther <rguenther@suse.de>
18547 PR tree-optimization/36066
18548 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18551 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18554 * config/i386/i386.md
18555 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18556 Use match_scratch instead of match_operand for operands 3 and 4.
18558 2008-04-27 Richard Guenther <rguenther@suse.de>
18560 PR tree-optimization/18754
18561 PR tree-optimization/34223
18562 * tree-pass.h (pass_complete_unrolli): Declare.
18563 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18564 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18565 Rewrite loop into loop closed SSA form if it is not already.
18566 (tree_unroll_loops_completely): Re-structure to iterate over
18567 innermost loops with intermediate CFG cleanups.
18568 Unroll outermost loops only if requested or the code does not grow
18570 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18571 loops are available.
18572 (tree_vectorize): Instead do so here.
18573 (tree_complete_unroll): Also unroll outermost loops.
18574 (tree_complete_unroll_inner): New function.
18575 (gate_tree_complete_unroll_inner): Likewise.
18576 (pass_complete_unrolli): New pass.
18577 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18578 uses outside of the loop.
18579 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18580 form if it is available.
18581 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18582 * passes.c (init_optimization_passes): Schedule complete inner
18583 loop unrolling pass before the first CCP pass after final inlining.
18585 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18587 * targhooks.h (default_emutls_var_fields,
18588 default_emutls_var_init): Declare.
18589 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18590 * target.h (struct gcc_target): Add struct emutls member.
18591 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18592 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18593 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18594 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18595 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18596 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18597 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18598 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18599 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18600 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18601 emit debug information.
18602 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18603 * varasm.c: Include targhooks.h.
18604 (emutls_object_section, emutls_tmpl_section): New.
18605 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18606 (EMUTLS_SEPARATOR): New.
18607 (prefix_name): New.
18608 (get_emutls_object_name): New.
18609 (default_emutls_var_fields): New, broken out of ...
18610 (get_emutls_object_type): ... here. Adjust to use target hooks.
18611 (get_emutls_init_templ_addr): Adjust to use target hooks.
18612 (emutls_decl): Adjust to use target hooks.
18613 (emutls_finish): Likewise.
18614 (default_emutls_var_init): New, broken out of ...
18615 (assemble_variable): ... here. Adjust to use target hooks.
18616 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18617 SECCAT_EMUTLS_TMPL.
18618 * c-common.c (handle_section_attribute): Prevent overriding
18619 sections for emulated tls with special sections.
18620 * config/i386/i386.c (x86_64_elf_select_section): Add
18621 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18622 (x86_64_elf_unique_section): Likewise.
18623 * config/vxworks.c: Include tree.h.
18624 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18625 (vxworks_override_options): Set TLS scheme.
18626 * doc/tm.texi (Emulated TLS): New node.
18628 2008-04-26 Simon Baldwin <simonb@google.com>
18631 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18632 with propagated string constants.
18634 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18636 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18637 constraint for operand 2 when operand 0 is memory operand.
18638 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18639 operand 0 is memory operand.
18640 (fix_trunc<mode>_i387_with_temp): Ditto.
18641 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18642 operand 2 when operand 1 is memory operand.
18643 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18644 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18645 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18646 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18647 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18648 operands 2,3 and 4 when operand 1 is memory operand.
18649 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18651 (fistdi2_floor_with_temp): Ditto.
18652 (fist<mode>2_floor_with_temp): Ditto.
18653 (fistdi2_ceil_with_temp): Ditto.
18654 (fist<mode>2_ceil_with_temp): Ditto.
18655 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18657 2008-04-26 David Daney <ddaney@avtrex.com>
18659 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18661 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18662 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18663 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18664 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18665 (compare_and_swap_12): New insn.
18666 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18667 * config/mips/mips.c (mips_force_binary): New function.
18668 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18669 (mips_expand_compare_and_swap_12): New function.
18670 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18672 2008-04-25 Jan Hubicka <jh@suse.cz>
18675 * cfgexpand.c (pass_expand): Turn into RTL pass.
18676 * passes.c (execute_one_pass): Do pass typechecking after execution.
18677 * tree-pass.h (pass_expand): Turn into RTL pass.
18679 * function.h (struct rtl_data): Move here fields
18680 accesses_prior_frames, calls_eh_return, saves_all_registers,
18681 has_nonlocal_goto, has_asm_statement, is_thunk,
18682 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18683 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18684 arg_pointer_save_area_init from struct function; turn into bool.
18685 (struct function): Move
18686 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18687 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18688 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18689 tail_call_emit, arg_pointer_save_area_init
18690 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18691 (current_function_returns_struct, current_function_returns_pcc_struct,
18692 current_function_calls_setjmp, current_function_calls_alloca,
18693 current_function_accesses_prior_frames,
18694 current_function_calls_eh_return, current_function_is_thunk,
18695 current_function_stdarg, current_function_profile,
18696 current_function_limit_stack, current_function_uses_pic_offset_table,
18697 current_function_uses_const_pool, current_function_has_nonlocal_label,
18698 current_function_saves_all_registers,
18699 current_function_has_nonlocal_goto,
18700 current_function_has_asm_statement): Remove accesor macros.
18701 * ra-conflict.c (global_conflicts): Update.
18702 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18703 (suitable_for_tail_call_opt_p): Update.
18704 * builtins.c (expand_builtin_return_addr): Update.
18705 (expand_builtin_setjmp_setup): Update.
18706 (expand_builtin_nonlocal_goto): Update.
18707 * final.c (final_start_function): Update.
18708 (profile_function): Update.
18709 (leaf_function_p): Update.
18710 (only_leaf_regs_used): Update.
18711 * df-scan.c (df_get_exit_block_use_set): Update.
18712 * dojump.c (clear_pending_stack_adjust): Update.
18713 * tree-stdarg.c (gate_optimize_stdarg): Update.
18714 * gimple-low.c (lower_function_body): Update.
18715 * global.c (compute_regsets): Update.
18716 (global_alloc): Update.
18717 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18718 * expr.c (expand_assignment): Update.
18719 * dse.c (dse_step0): Update.
18720 (dse_step1): Update.
18721 * c-decl.c (store_parm_decls): Update.
18722 * local-alloc.c (combine_regs): Update.
18723 (find_free_reg): Update.
18724 * function.c (assign_parms_augmented_arg_list): Update.
18725 (assign_parm_find_data_types): Update.
18726 (assign_parms): Update.
18727 (allocate_struct_function): Update.
18728 (expand_function_start): Update.
18729 (expand_function_end): Update.
18730 (get_arg_pointer_save_area): Update.
18731 (thread_prologue_and_epilogue_insns): Update.
18732 (rest_of_match_asm_constraints): Update.
18733 * stor-layout.c (variable_size): Update.
18734 * gcse.c (gcse_main): Update.
18735 (bypass_jumps): Update.
18736 * gimplify.c (gimplify_function_tree): Update.
18737 * calls.c (emit_call_1): Update.
18738 (expand_call): Update.
18739 * bt-load.c (compute_defs_uses_and_gen): Update.
18740 * except.c (sjlj_assign_call_site_values): Update.
18741 (sjlj_emit_function_enter): Update.
18742 (can_throw_external): Update.
18743 (set_nothrow_function_flags): Update.
18744 (expand_builtin_unwind_init): Update.
18745 (expand_eh_return): Update.
18746 (convert_to_eh_region_ranges): Update.
18747 (output_function_exception_table): Update.
18748 * emit-rtl.c (gen_tmp_stack_mem): Update.
18749 * cfgexpand.c (expand_used_vars): Update.
18750 (tree_expand_cfg): Update.
18751 * cfgcleanup.c (rest_of_handle_jump): Update.
18752 * explow.c (allocate_dynamic_stack_space): Update.
18753 * varasm.c (assemble_start_function): Update.
18754 (force_const_mem): Update.
18755 (mark_constant_pool): Update.
18756 * tree-optimize.c (tree_rest_of_compilation): Update.
18757 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18758 * tree-cfg.c (notice_special_calls): Update.
18759 (is_ctrl_altering_stmt): Update.
18760 (tree_can_make_abnormal_goto): Update.
18761 (tree_purge_dead_abnormal_call_edges): Update.
18762 * config/alpha/predicates.md: Update.
18763 * config/alpha/alpha.c (alpha_sa_mask): Update.
18764 (alpha_sa_size): Update.
18765 (alpha_does_function_need_gp): Update.
18766 (alpha_expand_prologue): Update.
18767 (alpha_start_function): Update.
18768 (alpha_output_function_end_prologue): Update.
18769 (alpha_expand_epilogue): Update.
18770 * config/frv/frv.c (frv_stack_info): Update.
18771 (frv_expand_epilogue): Update.
18772 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18773 (s390_register_info): Update.
18774 (s390_frame_info): Update.
18775 (s390_init_frame_layout): Update.
18776 (s390_can_eliminate): Update.
18777 (save_gprs): Update.
18778 * config/spu/spu.c (spu_split_immediate): Update.
18779 (need_to_save_reg): Update.
18780 (spu_expand_prologue): Update.
18781 (spu_expand_epilogue): Update.
18782 * config/sparc/sparc.md: Update.
18783 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18784 (sparc_tls_got): Update.
18785 (legitimize_pic_address): Update.
18786 (sparc_emit_call_insn): Update.
18787 (sparc_expand_prologue): Update.
18788 (output_return): Update.
18789 (print_operand): Update.
18790 (sparc_function_ok_for_sibcall): Update.
18791 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18792 * config/m32r/m32r.md: Update.
18793 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18794 (m32r_compute_frame_size): Update.
18795 (m32r_expand_prologue): Update.
18796 (m32r_expand_epilogue): Update.
18797 (m32r_legitimize_pic_address): Update.
18798 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18799 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18800 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18801 (gen_push): Update.
18802 (ix86_save_reg): Update.
18803 (ix86_compute_frame_layout): Update.
18804 (ix86_expand_prologue): Update.
18805 (ix86_expand_epilogue): Update.
18806 * config/sh/sh.c (output_stack_adjust): Update.
18807 (calc_live_regs): Update.
18808 (sh5_schedule_saves): Update.
18809 (sh_expand_prologue): Update.
18810 (sh_expand_epilogue): Update.
18811 (sh_setup_incoming_varargs): Update.
18812 (sh_allocate_initial_value): Update.
18813 (sh_get_pr_initial_val): Update.
18814 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18815 * config/sh/sh.md (label:): Update.
18816 * config/avr/avr.c (out_movhi_mr_r): Update.
18817 * config/crx/crx.h (enum): Update.
18818 * config/xtensa/xtensa.h (along): Update.
18819 * config/stormy16/stormy16.c Update.
18820 (xstormy16_compute_stack_layout): Update.
18821 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18822 (fr30_expand_prologue): Update.
18823 * config/cris/cris.c (cris_conditional_register_usage): Update.
18824 (cris_reg_saved_in_regsave_area): Update.
18825 (cris_initial_frame_pointer_offset): Update.
18826 (cris_simple_epilogue): Update.
18827 (cris_expand_prologue): Update.
18828 (cris_expand_epilogue): Update.
18829 (cris_expand_pic_call_address): Update.
18830 (cris_asm_output_symbol_ref): Update.
18831 (cris_asm_output_label_ref): Update.
18832 * config/cris/cris.md Update.
18833 * config/iq2000/iq2000.c (compute_frame_size): Update.
18834 (iq2000_expand_epilogue): Update.
18835 * config/mt/mt.h (save_direction): Update.
18836 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18837 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18838 (ia64_secondary_reload_class): Update.
18839 * config/m68k/m68k.c (m68k_save_reg): Update.
18840 (m68k_expand_prologue): Update.
18841 (m68k_expand_epilogue): Update.
18842 (legitimize_pic_address): Update.
18843 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18844 (first_reg_to_save): Update.
18845 (first_altivec_reg_to_save): Update.
18846 (compute_vrsave_mask): Update.
18847 (compute_save_world_info): Update.
18848 (rs6000_stack_info): Update.
18849 (spe_func_has_64bit_regs_p): Update.
18850 (rs6000_ra_ever_killed): Update.
18851 (rs6000_emit_eh_reg_restore): Update.
18852 (rs6000_emit_allocate_stack): Update.
18853 (rs6000_emit_prologue): Update.
18854 (rs6000_emit_epilogue): Update.
18855 (rs6000_output_function_epilogue): Update.
18856 (output_profile_hook): Update.
18857 (rs6000_elf_declare_function_name): Update.
18858 * config/rs6000/rs6000.h (rs6000_args): Update.
18859 * config/rs6000/rs6000.md: Update.
18860 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18861 * config/arc/arc.c (arc_output_function_epilogue): Update.
18862 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18863 * config/darwin.c (machopic_function_base_name): Update.
18864 * config/score/score3.c (score3_compute_frame_size): Update.
18867 (score3_epilogue): Update.
18868 * config/score/score7.c (score7_compute_frame_size): Update.
18869 (score7_prologue): Update.
18870 (score7_epilogue): Update.
18871 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18872 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18873 * config/arm/arm.c (use_return_insn): Update.
18874 (require_pic_register): Update.
18875 (arm_load_pic_register): Update.
18876 (arm_compute_save_reg0_reg12_mask): Update.
18877 (arm_compute_save_reg_mask): Update.
18878 (thumb1_compute_save_reg_mask): Update.
18879 (output_return_instruction): Update.
18880 (arm_output_function_prologue): Update.
18881 (arm_output_epilogue): Update.
18882 (arm_get_frame_offsets): Update.
18883 (arm_expand_prologue): Update.
18884 (thumb_pushpop): Update.
18885 (thumb_exit): Update.
18886 (thumb1_expand_prologue): Update.
18887 (thumb1_expand_epilogue): Update.
18888 (arm_unwind_emit): Update.
18889 (arm_output_fn_unwind): Update.
18890 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18891 * config/arm/arm.md: Update.
18892 * config/pa/pa.md: Update.
18893 * config/pa/pa.c (legitimize_pic_address): Update.
18894 (compute_frame_size): Update.
18895 (hppa_expand_prologue): Update.
18896 (hppa_expand_epilogue): Update.
18897 (borx_reg_operand): Update.
18898 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18899 (HARD_REGNO_RENAME_OK): Update.
18900 * config/mips/mips.c (mips_global_pointer): Update.
18901 (mips_save_reg_p): Update.
18902 (mips_compute_frame_info): Update.
18903 (mips_frame_pointer_required): Update.
18904 (mips_expand_prologue): Update.
18905 (mips_expand_epilogue): Update.
18906 (mips_can_use_return_insn): Update.
18907 (mips_reorg_process_insns): Update.
18908 * config/v850/v850.c (compute_register_save_size): Update.
18909 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18910 * config/mmix/mmix.c (along): Update.
18911 (mmix_expand_epilogue): Update.
18912 * config/bfin/bfin.c (legitimize_pic_address): Update.
18913 (must_save_p): Update.
18914 (stack_frame_needed_p): Update.
18915 (add_to_reg): Update.
18916 (bfin_expand_prologue): Update.
18917 * stmt.c (expand_asm_operands): Update.
18918 * reload1.c (reload): Update.
18919 (init_elim_table): Update.
18921 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18923 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18925 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18927 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18928 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18929 (mov<mode>): Removed.
18930 (*movv4sf_internal): Likewise.
18931 (*movv2df_internal): Likewise.
18933 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18935 * config.gcc (crx-*-elf): Remove deprecation.
18937 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18939 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18940 __gcc_deregister_frame with atexit.
18941 (deregister_frame_dtor): Remove.
18943 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18944 Nathan Sidwell <nathan@codesourcery.com>
18946 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18948 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18949 (rs6000_isel): Likewise.
18950 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18951 (rs6000_isel): New variable.
18952 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18954 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18957 * c-common.c (handle_vector_size_attribute): Call
18958 lang_hooks.types.reconstruct_complex_type instead of
18959 reconstruct_complex_type.
18960 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18961 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18962 * langhooks.h (struct lang_hooks_for_types): Add
18963 reconstruct_complex_type hook.
18964 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18965 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18967 2008-04-24 Richard Guenther <rguenther@suse.de>
18969 * c-common.h (check_builtin_function_arguments): Declare.
18970 * c-common.c (validate_nargs): New function.
18971 (check_builtin_function_arguments): Likewise.
18972 * c-typeck.c (build_function_call): Call
18973 check_builtin_function_arguments.
18974 * builtins.c (fold_builtin_classify): Remove error reporting code.
18975 (fold_builtin_unordered_cmp): Likewise.
18976 (fold_builtin_1): Likewise.
18977 (fold_builtin_n): Likewise.
18979 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18981 PR tree-optimization/36008
18982 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18983 the original op1, rather than delta by step.
18985 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18986 Sebastian Pop <sebastian.pop@amd.com>
18988 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18989 eliminate_local_variables_stmt, eliminate_local_variables,
18990 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18991 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18992 of code delimited by two edges in the CFG.
18993 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18994 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18995 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18996 the case of parallelisation of reductions.
18997 (expr_invariant_in_region_p): New.
18999 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19000 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19002 2008-04-24 Ira Rosen <irar@il.ibm.com>
19003 Richard Guenther <rguenther@suse.de>
19005 PR tree-optimization/36034
19006 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19007 incapable of dealing with loads with gaps.
19009 2008-04-24 Rafael Espíndola <espindola@google.com>
19011 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19012 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19013 vrp_evaluate_conditional.
19014 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19015 (vrp_evaluate_conditional): Split the cond argument.
19016 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19017 (simplify_stmt_for_jump_threading): Update call to
19018 vrp_evaluate_conditional.
19020 2008-04-24 Ira Rosen <irar@il.ibm.com>
19022 PR tree-optimization/35982
19023 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19024 interleaved data-refs are of the same type.
19026 2008-04-24 Danny Smith <dannysmith@users.net>
19028 * c-format.c (check_format_info_main): Use strncmp rather than a
19029 magic prefix to handle multichar length specs.
19030 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19031 Don't prefix "I64" and "I32" with '\0'.
19033 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19036 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19037 in registers for -m32 only if stdarg_p (fntype).
19039 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19041 PR rtl-optimization/36006
19042 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19043 temp to op0 in order to avoid invalid rtx sharing.
19045 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19047 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19048 check TREE_INVARIANT.
19049 * tree-gimple.c (is_gimple_address): New.
19050 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19051 * tree-gimple.h (is_gimple_address): New.
19052 * tree.h (decl_address_invariant_p): New.
19053 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19054 (build_string): Likewise.
19055 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19056 (tree_invariant_p_1): Likewise.
19057 (save_expr): Use it.
19058 (tree_invariant_p): New.
19059 (skip_simple_arithmetic): Use it.
19060 (stabilize_reference_1): Use it.
19061 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19063 (build1_stat): Drop code to compute TREE_INVARIANT.
19064 (build2_stat): Drop code to compute TREE_INVARIANT.
19065 (build3_stat): Drop code to compute TREE_INVARIANT.
19066 (build4_stat): Drop code to compute TREE_INVARIANT.
19067 (build5_stat): Drop code to compute TREE_INVARIANT.
19068 (build7_stat): Drop code to compute TREE_INVARIANT.
19069 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19070 * tree.h (struct tree_base): Remove invariant_flag.
19071 (TREE_INVARIANT): Remove.
19072 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19073 (fold_builtin_expect): Check TREE_CONSTANT.
19074 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19075 * c-tree.h (c_expr_to_decl): Drop third parameter.
19076 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19077 (build_c_cast): Don't set TREE_INVARIANT.
19078 (pop_init_level): Don't set TREE_INVARIANT.
19079 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19080 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19082 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19083 (gimplify_addr_expr): Adjust comment.
19084 * tree-mudflap.c (mf_build_string):
19085 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19086 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19087 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19088 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19089 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19090 * langhooks.h (struct lang_hooks): Drop third parameter from
19093 2008-04-23 Richard Guenther <rguenther@suse.de>
19095 PR tree-optimization/27799
19096 PR tree-optimization/32921
19097 PR tree-optimization/32624
19098 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19099 SMTs aliases and the tag itself into the solution.
19100 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19101 merge the points-to solution back into the SMT aliases.
19102 (may_alias_p): Use alias_set_subset_of instead of
19103 aliases_conflict_p. A pointer which points to
19104 memory with alias set zero may access any variable.
19106 2008-04-23 Richard Guenther <rguenther@suse.de>
19108 * alias.c (alias_set_subset_of): Correctly handle asking
19109 if zero is a subset of an alias set with zero child.
19110 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19111 (compute_flow_insensitive_aliasing): Correctly walk all
19112 pointers. Do not unnecessarily union sets.
19114 2008-04-23 Richard Guenther <rguenther@suse.de>
19116 PR middle-end/36021
19117 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19119 2008-04-22 Tomas Bily <tbily@suse.cz>
19121 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19123 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19125 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19126 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19127 * tree-inline.c (estimate_num_insns_1): Likewise.
19128 * varasm.c (const_hash_1, compare_constant, copy_constant)
19129 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19130 * emit-rtl.c (component_ref_for_mem_expr)
19131 (set_mem_attributes_minus_bitpos): Likewise.
19132 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19133 (is_aligning_offset): Likewise.
19134 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19135 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19136 * dojump.c (do_jump): Likewise.
19137 * builtins.c (get_pointer_alignment, get_memory_rtx)
19138 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19139 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19141 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19143 PR rtl-optimization/36017
19144 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19145 expanding the library call.
19147 2008-04-22 Ian Lance Taylor <iant@google.com>
19149 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19150 than size_in_bytes.
19152 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19154 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19155 of LR/CTR moves for Power6.
19157 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19159 PR middle-end/36003
19160 * passes.c (init_optimization_passes): Remove
19161 pass_fast_rtl_byte_dce.
19163 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19166 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19167 builtin functions to generate faster code.
19168 (_mm_cvtpu16_ps): Ditto.
19169 (_mm_cvtpi32x2_ps): Ditto.
19171 2008-04-22 Nick Clifton <nickc@redhat.com>
19173 * common.opt (ftree-loop-distribution): Add Optimization
19176 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19177 (frv_expand_builtin_va_start): Likewise.
19179 * config/arm/arm.c (thumb_find_work_register): Fix location of
19180 argument register count.
19182 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19184 Support scheduling for ColdFire V1 and V3 microarchitecture.
19185 Improve scheduling of multiplication instructions.
19187 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19188 (mac): New instruction attribute.
19189 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19190 (m68k_sched_mac): New variable.
19191 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19192 Handle cfv1 and cfv3.
19193 (max_insn_size): New static variable.
19194 (struct _sched_ib): New type.
19195 (sched_ib): New static variable.
19196 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19197 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19198 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19200 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19201 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19202 new variables. Update.
19203 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19204 Add modeling of cfv3 instruction buffer. Update.
19205 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19206 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19207 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19208 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19209 a particular reservation applies to.
19210 (type2): Reorganize attribute values. Rename alu to alu_reg,
19211 alu_l to alu, move_l to omove. Join move to alu. Split mul
19212 to mul_l and mul_w.
19213 (cf_ib_*): Simplify description of instruction buffer.
19214 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19215 (cf_mem): Split into cf_mem1 and cf_mem2.
19216 (cf_v2_move_??): Rename to cfv12_alu_??.
19217 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19218 (cf_v2_mul_??): Remove reservations.
19219 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19220 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19221 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19223 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19224 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19225 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19226 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19227 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19228 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19229 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19230 expansions of the above reservations for instructions of sizes
19233 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19235 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19237 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19239 * coverage.c: Include tree-pass.h.
19240 (coverage_counter_alloc): Print da_file_name to the dump file.
19242 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19244 * sbitmap.c (sbitmap_range_empty_p): New function.
19245 * sbitmap.h (sbitmap_range_empty_p): New function.
19246 * bitmap.h: Now includes obstack.h.
19248 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19249 Kenneth Zadeck <zadeck@naturalbridge.com>
19251 * dbgcnt.def (ra_byte_scan): Added.
19252 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19253 when the last hit happens for a counter.
19254 * timevar.def (TV_DF_BYTE_LR): New variable.
19255 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19256 * passes.c (pass_fast_rtl_byte_dce): New pass.
19257 * fwprop.c (update_df): Added mode to call df_ref_create.
19258 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19259 DF_REF_EXTRACT_OFFSET.
19260 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19261 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19263 (df_ref_extract): Added mode field.
19264 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19265 DF_REF_EXTRACT_OFFSET.
19266 (DF_REF_EXTRACT_MODE): New macro.
19267 (df_byte_lr_bb_info): New structure.
19268 (df_print_byte_regset, df_compute_accessed_bytes,
19269 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19270 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19271 df_byte_lr_simulate_uses,
19272 df_byte_lr_simulate_artificial_refs_at_top,
19273 df_byte_lr_simulate_artificial_refs_at_end,
19274 df_compute_accessed_bytes): New function.
19275 (df_ref_create): Add parameter.
19276 (df_byte_lr_get_bb_info): New inline function.
19277 * df-scan.c (df_ref_record, df_uses_record,
19278 df_ref_create_structure): Added mode parameter.
19279 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19280 df_defs_record, df_uses_record, df_get_conditional_uses,
19281 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19282 df_entry_block_defs_collect, df_exit_block_uses_collect):
19283 Added mode parameter to calls to df_ref_record, df_uses_record,
19284 df_ref_create_structure.
19285 (df_ref_equal_p, df_ref_compare): Added test for modes.
19286 (df_ref_create_structure): Added code to set mode. Renamed
19287 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19288 DF_REF_EXTRACT_OFFSET.
19289 * df-core.c (df_print_byte_regset): New function.
19290 * df-byte-scan.c: New file.
19291 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19292 calls to BITMAP_FREE.
19293 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19294 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19295 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19296 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19297 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19298 df_byte_lr_local_compute, df_byte_lr_init,
19299 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19300 df_byte_lr_transfer_function, df_byte_lr_free,
19301 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19302 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19303 df_byte_lr_simulate_uses,
19304 df_byte_lr_simulate_artificial_refs_at_top,
19305 df_byte_lr_simulate_artificial_refs_at_end): New function.
19306 * dce.c (byte_dce_process_block): New function.
19307 (dce_process_block): au is now passed in rather than computed
19308 locally. Changed loops that look at artificial defs to not look
19309 for conditional or partial ones, because there never are any.
19310 (fast_dce): Now is able to drive byte_dce_process_block or
19311 dce_process_block depending on the kind of dce being done.
19312 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19313 (rest_of_handle_fast_byte_dce): New function.
19314 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19315 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19317 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19320 * gcc.h: Added fortran options that take arguments to
19321 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19324 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19326 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19327 scalarization if on the LHS and not a full access.
19329 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19331 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19333 2008-04-18 Rafael Espíndola <espindola@google.com>
19335 * tree-vrp.c (find_case_label_index): Fix the binary search.
19336 (find_case_label_range): New.
19337 (vrp_visit_switch_stmt): Use find_case_label_range.
19338 (simplify_switch_using_ranges): Use find_case_label_range.
19340 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19342 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19343 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19345 2008-04-18 Tom Tromey <tromey@redhat.com>
19348 * doc/cpp.texi (Implementation-defined behavior): Mention
19351 2008-04-18 Ian Lance Taylor <iant@google.com>
19353 * fold-const.c (pointer_may_wrap_p): New static function.
19354 (fold_comparison): Add another test for pointer overflow. Use
19355 pointer_may_wrap_p to disable some false positives.
19357 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19359 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19360 (fname_as_string): Match updated cpp_interpret_string prototype.
19361 (fix_string_type): Support char16_t* and char32_t*.
19362 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19363 derivative) nodes. Register as builtin if C++0x.
19364 (c_parse_error): Support CPP_CHAR{16,32}.
19365 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19366 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19367 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19368 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19369 CTI_CHAR32_ARRAY_TYPE>: New elements.
19370 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19371 char32_type_node, signed_char32_type_node, char16_array_type_node,
19372 char32_array_type_node): New defines.
19373 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19374 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19375 (lex_string): Support CPP_STRING{16,32}, match updated
19376 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19377 (lex_charconst): Support CPP_CHAR{16,32}.
19378 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19379 and CPP_STRING{16,32}.
19381 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19384 * aclocal.m4: Regenerate.
19385 * configure: Regenerate.
19387 2008-04-18 Jan Hubicka <jh@suse.cz>
19389 * except.c (dw2_size_of_call_site_table,
19390 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19392 * cgraphbuild.c (build_cgraph_edges): Update.
19393 * tree-pass.h: Update comment.
19394 * final.c (leaf_function_p): Update.
19395 (leaf_renumber_regs): Update.
19396 (rest_of_clean_state): Update.
19397 * omp-low.c (expand_omp_parallel): Update.
19398 * ipa-reference.c (analyze_function): Update.
19399 * reorg.c (find_end_label): Update.
19400 (optimize_skip): Update.
19401 (fill_simple_delay_slots): Update.
19402 (fill_simple_delay_slots): Update.
19403 (make_return_insns): Update.
19404 (dbr_schedule): Update.
19405 * gimple-low.c (record_vars_into): Update.
19406 * cfgbuild.c (make_edges): Update.
19407 * function.c (assign_stack_local): Update.
19408 (assign_parm_adjust_stack_rtl): Update.
19409 (locate_and_pad_parm): Update.
19410 (allocate_struct_function): Do not initialize stack_alignment_needed
19411 and preferred_stack_boundary here.
19412 (stack_protect_prologue): Update.
19413 (stack_protect_epilogue): Update.
19414 (expand_function_start): Initialize stack_alignment_needed,
19415 preferred_stack_boundary and max_jumptable_ents.
19416 (expand_function_end): Update.
19417 (free_after_compilation): Do not NULLify epilogue_delay_list.
19418 * function.h (struct rtl_data): Add stack_protect_guard,
19419 stack_alignment_needed,
19420 preferred_stack_boundary, epilogue_delay_list.
19421 (struct function): Remove value_histograms, stack_alignment_needed,
19422 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19424 unexpanded_var_list, stack_protect_guard.
19425 (current_function_epilogue_delay_list): Remove.
19426 * ipa-type-escape.c (analyze_function): Update.
19427 * gimplify.c (pop_gimplify_context): Update comment.
19428 * calls.c (expand_call): Update.
19429 (emit_library_call_value_1): Update.
19430 * except.c (set_nothrow_function_flags): Update.
19431 * cfgexpand.c (get_decl_align_unit): Update.
19432 (create_stack_guard): Update.
19433 (estimated_stack_frame_size): Update.
19434 (expand_used_vars): Update.
19435 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19436 * explow.c (allocate_dynamic_stack_space): Update.
19437 * tree-ssa-live.c (remove_unused_locals): Update.
19438 * varasm.c (mark_constant_pool): Update.
19439 * tree-inline.c (remap_decls): Update.
19440 (initialize_cfun): Update.
19441 (declare_return_variable): Update.
19442 (inline_forbidden_p): Update.
19443 (expand_call_inline): Update.
19444 (declare_inline_vars): Update.
19445 (tree_function_versioning): Update.
19446 * tree-flow.h (value_histograms): New.
19447 (VALUE_HISTOGRAMS): New macro.
19448 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19450 * tree-cfg.c (set_bb_for_stmt): Update.
19451 (replace_by_duplicate_decl): Update.
19452 (move_block_to_fn): Update.
19453 (new_label_mapper): Update.
19454 (dump_function_to_file): Update.
19455 * ipa-struct-reorg.c (build_data_structure): Update.
19456 * cfgrtl.c (print_rtl_with_bb): Update.
19457 * reload1.c (reload): Update.
19459 * config/i386/i386.c (setup_incoming_varargs_64,
19460 ix86_compute_frame_layout): Update.
19461 * config/arc/arc.c (arc_output_function_epilogue): Update.
19463 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19465 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19466 for FreeBSD as well.
19467 * gthr-posix95.h: Likewise.
19469 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19471 PR rtl-optimization/35838
19472 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19473 out the byte offset of the first subreg.
19475 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19477 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19478 to split_ti instead of three separate calls with single member arrays.
19479 (subti3 splitter): Ditto.
19480 (adddi3 splitter): Ditto with split_di.
19481 (subdi3 splitter): Ditto.
19482 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19483 two separate calls with single member arrays. Swap match_dup
19484 operands 1 and 2 to better fit into the array.
19485 (negdi2 splitter): Ditto with split_di.
19486 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19487 two separate calls with single member arrays. Swap match_dup operands
19488 6 and 7 to better fit into the array.
19490 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19492 * config/i386/i386.c (sse_builtin_type): New.
19493 (bdesc_sse_args): Likewise.
19494 (bdesc_sse_3arg): Removed.
19495 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19496 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19497 IX86_BUILTIN_ROUNDPS.
19498 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19499 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19500 IX86_BUILTIN_ROUNDPS.
19501 (ix86_expand_sse_4_operands_builtin): Removed.
19502 (ix86_expand_sse_operands_builtin): New.
19503 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19504 and CODE_FOR_sse4_1_roundps.
19505 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19506 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19508 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19511 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19512 regs before frame pop when needed. If use_backchain_to_restore_sp
19513 then load backchain into a temp reg to restore vr and vrsave. Add
19514 code to restore vr after frame pop if possible.
19516 2008-04-17 Richard Guenther <rguenther@suse.de>
19518 * tree-vn.c (expressions_equal_p): Do not check type
19519 equality or compatibility before calling operand_equal_p.
19520 * fold-const.c (operand_equal_p): Check equivalence of
19521 integer constants before bailing out due to signedness or
19522 precision differences.
19523 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19524 spurious differences in type qualification. Ignore types
19525 for COMPONENT_REFs at all.
19527 2008-04-17 Christian Bruel <christian.bruel@st.com>
19529 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19530 msw_skip comparison.
19532 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19535 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19538 PR tree-optimization/35899
19539 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19540 rather than TREE_OPERAND.
19542 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19545 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19546 temporary registers. Change operand predicate to general_operand.
19547 (remainderxf3): Ditto.
19549 2008-04-16 Richard Guenther <rguenther@suse.de>
19551 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19552 * tree-affine.c (aff_combination_expand): Look through some
19555 2008-04-15 Doug Kwan <dougkwan@google.com>
19557 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19559 * tree-pretty-print.c (dump_generic_node): Ditto.
19560 * final.c (output_addr_const): Ditto.
19561 * dwarf2out.c (output_cfi): Ditto.
19562 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19563 * print-rtl.c (print_rtx): Ditto.
19564 * print-tree.c (print_node_brief, print_node): Ditto.
19565 * c-common.c (match_case_to_enum_1): Ditto.
19566 * sched-vis.c (print_value): Ditto.
19567 * config/i386/i386.c (print_operand): Cast to long unsigned int
19570 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19571 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19572 MS Windows VirtualProtect function.
19574 2008-04-15 Jan Hubicka <jh@suse.cz>
19576 * gengtype.c (write_root): Param_is argument is OK.
19577 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19578 * function.h: Include varray.h
19579 (rtl_eh): New stucture based on except.c one.
19580 (call_site_record): New forward declaration and vector type.
19581 * calls.c (emit_call_1): Do not call
19582 note_current_region_may_contain_throw.
19583 * except.c (eh_status): Remove cur_region, try_region since they are
19585 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19586 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19587 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19588 Remove call_site_data_used, call_site_data_size.
19589 Turn call_site_record into vector in function.h.
19590 (note_current_region_may_contain_throw): Remove.
19591 (get_exception_pointer, get_exception_filter): Do not take struct
19592 function argument; update.
19593 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19594 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19595 build_post_landing_pads, dw2_build_landing_pads,
19596 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19597 sjlj_emit_function_enter, sjlj_emit_function_enter,
19598 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19599 sjlj_build_landing_pads, finish_eh_generation,
19600 remove_exception_handler_label, remove_eh_handler,
19601 maybe_remove_eh_handler, add_reachable_handler,
19602 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19603 add_action_record, collect_one_action_chain, add_call_site,
19604 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19605 sjlj_output_call_site_table, output_function_exception_table,
19606 * except.h (note_current_region_may_contain_throw): Remove
19607 (get_exception_pointer, get_exception_filter): Do not take struct
19609 * Makefile.in (GTFILES): Put varargs before struct function.
19611 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19613 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19614 punt for STRING_CST.
19615 (get_constraint_for): Deal with STRING_CST here instead.
19617 2008-04-15 Richard Guenther <rguenther@suse.de>
19619 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19620 statements in a basic-block with a backward walk. Do not
19621 substitute into dead statements but instead remove those.
19623 2008-04-15 Richard Guenther <rguenther@suse.de>
19625 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19626 to zero, thus disable creation of SFTs.
19628 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19630 * tree-predcom.c (suitable_reference_p): Return false if the
19631 reference can throw.
19633 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19636 * c-decl.c (finish_decl): If extern or static var has variable
19637 size, set TREE_TYPE (decl) to error_mark_node.
19639 2008-04-15 Rafael Espíndola <espindola@google.com>
19641 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19644 2008-04-15 Richard Guenther <rguenther@suse.de>
19646 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19647 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19648 (visit_reference_op_load): Do walk vuse-vdef chains on
19649 vn_reference_lookup.
19650 (visit_reference_op_store): But do not here.
19651 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19652 vn_reference_lookup.
19653 (vn_lookup_with_vuses): But do so here.
19655 2008-04-14 Ian Lance Taylor <iant@google.com>
19657 * fold-const.c (fold_overflow_warning): Remove assertion.
19659 2008-04-15 Ben Elliston <bje@au.ibm.com>
19661 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19662 temp1 local variables.
19664 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19667 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19668 ".text.unlikely" section as executable.
19670 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19672 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19673 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19674 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19675 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19676 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19677 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19678 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19680 2008-04-14 Ian Lance Taylor <iant@google.com>
19682 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19683 * fold-const.c (fold_comparison): If appropriate, test
19684 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19685 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19686 reassociating a pointer type.
19687 * doc/invoke.texi (Optimize Options): Document that
19688 -fstrict-overflow applies to pointer wraparound.
19690 2008-04-13 Jan Hubicka <jh@suse.cz>
19692 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19694 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19696 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19697 we are going to "save the world".
19699 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19701 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19702 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19703 operand 0 constraint, not "=".
19705 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19707 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19709 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19711 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19712 of size of positions_needed * CHAR_BIT.
19714 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19716 PR middle-end/35897
19717 * dse.c (store_info): Change positions_needed to unsigned
19719 (lowpart_bitmask): New.
19720 (record_store): Cast to unsigned HOST_WIDE_INT for
19721 positions_needed. Assert width <= size of positions_needed *
19722 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19723 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19724 lowpart_bitmask to set mask.
19726 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19728 * config/bfin/constraints.md: New file.
19729 * config/bfin/bfin.md: Include it.
19730 (adddi3): Use satisfies_constraint functions instead of the old macros.
19731 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19732 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19733 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19734 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19735 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19736 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19737 EXTRA_CONSTRAINT): Delete.
19738 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19739 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19741 * config/bfin/bfin.c: Include "tm-constrs.h".
19742 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19743 Use satisfies_constraint functions instead of the old macros.
19744 * doc/md.texi (Blackfin Constraints): Update file name reference.
19746 2008-04-11 Richard Guenther <rguenther@suse.de>
19748 PR tree-optimization/35869
19749 * tree-vrp.c (execute_vrp): Move switch statement update after
19750 jump threading. Schedule another cfg cleanup run.
19752 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19755 * attribs.c (decl_attributes): Return early on errorneous node.
19757 2008-04-10 Oleg Ryjkov <olegr@google.com>
19759 * tree.h (struct tree_base): Added a new flag default_def_flag.
19760 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19762 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19764 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19766 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19769 * pa.md: Define mode iterator P. Define mode attribute dwc.
19770 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19771 (icacheflush): Likewise.
19772 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19773 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19775 2008-04-11 Ben Elliston <bje@au.ibm.com>
19777 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19779 2008-04-10 Rafael Espíndola <espindola@google.com>
19781 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19782 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19783 (extract_range_from_expr): The same.
19785 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19787 * config/mips/mips.md (GPR2): New mode iterator.
19788 (seq): Add comment.
19789 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19790 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19791 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19792 Rewrite these to take two modes, the mode of comparison and the
19793 mode of the destination.
19794 * config/mips/mips.c (mips_expand_scc): Instead of having
19795 paradoxical subreg as destination, expand "narrowing" scc if mode
19796 of comparison is SI and target is requested in DI mode.
19797 (mips_emit_int_order_test): Update comment. Make mode of
19798 comparison match CMP0 rather than TARGET. When creating inverse
19799 target use mode of TARGET.
19801 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19803 * gcov-dump.c (tag_summary): Only print summaries for the first
19804 GCOV_COUNTERS_SUMMABLE counters.
19806 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19808 * config/i386/i386.md (absneg): New code iterator.
19809 (absnegprefix): New code attribute.
19810 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19811 patterns using absneg code iterator.
19812 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19813 using absneg code iterator.
19814 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19815 *neg<mode>2 patterns using absneg code iterator.
19816 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19817 *negextendsfdf2 patterns using absneg code iterator.
19818 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19819 *negextendsfxf2 patterns using absneg code iterator.
19820 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19821 *negextendsfdf2 patterns using absneg code iterator.
19822 * config/i386/sse.md (<code><mode>2): Macroize expander from
19823 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19825 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19827 * config/s390/s390.h: Remove the remains of the recent search
19828 & replace action of current_function_outgoing_args_size.
19830 2008-04-10 Ira Rosen <irar@il.ibm.com>
19832 PR tree-optimization/35821
19833 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19834 NEW_STMT_LIST is not NULL.
19836 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19839 * toplev.c (process_options): Remove -ffunction-sections debugging
19842 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19844 PR middle-end/PR28690
19845 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19846 than gen_rtx_fmt_ee to perform more canonicalizations.
19848 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19851 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19853 2008-04-09 Richard Guenther <rguenther@suse.de>
19855 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19856 (dump_function_to_file): Dump function arguments with types.
19858 2008-04-08 Richard Guenther <rguenther@suse.de>
19860 * fold-const.c (fold_widened_comparison): Do not allow
19861 sign-changes that change the result.
19863 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19866 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19867 kinds of indirect references.
19869 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19871 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19872 GNU Fortran language string.
19874 2008-04-08 Rafael Espíndola <espindola@google.com>
19876 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19877 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19878 * tree.h (tree_call_nonnegative_warnv_p): New.
19880 2008-04-08 Jan Hubicka <jh@suse.cz>
19882 * function.c (free_after_compilation): Clear out regno_reg_rtx
19885 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19888 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19890 PR middle-end/PR28690
19891 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19892 same precedence as REG_POINTER and MEM_POINTER operands.
19894 2008-04-08 Richard Guenther <rguenther@suse.de>
19896 PR middle-end/35834
19897 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19898 for adding index to base.
19900 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19902 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19903 (MINGW_ENABLE_EXECUTE_STACK): New.
19904 (IN_LIBGCC2): For libgcc include windows.h file for
19905 function declarations.
19907 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19909 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19910 and tem2 if tem1 is not a REG or MULT.
19912 2008-04-08 Jan Hubicka <jh@suse.cz>
19914 * function.h (incomming_args): Break out of struct function.
19915 (function_subsections): Break out of struct function.
19916 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19917 return_rtx and hard_reg_initial_vals from struct function.
19918 Kill inl_max_label_num.
19919 (current_function_pops_args, current_function_args_info,
19920 current_function_args_size, current_function_args_size,
19921 current_function_pretend_args_size,
19922 current_function_outgoing_args_size,
19923 current_function_internal_arg_pointer, current_function_return_rtx):
19924 Kill compatibility accestor macros.
19925 * builtins.c (expand_builtin_apply_args_1): Update.
19926 (expand_builtin_next_arg): Update.
19927 * df-scan.c (df_get_call_refs): Update.
19928 * dbxout.c (dbxout_function_end): Update.
19929 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19930 (output_line_info): Update.
19931 (secname_for_decl): Update.
19932 (dwarf2out_var_location): Update.
19933 * function.c (free_after_compilation): Update.
19934 (assign_parm_find_stack_rtl): Update.
19935 (assign_parms): Update.
19936 (expand_dummy_function_end): Update.
19937 (expand_function_end): Update.
19938 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19939 (expand_call): Update.
19940 (emit_library_call_value_1): Update.
19941 (store_one_arg): Update.
19942 * varasm.c (initialize_cold_section_name): Update.
19943 (unlikely_text_section): Update.
19944 (unlikely_text_section_p): Update.
19945 (assemble_start_function): Update.
19946 (assemble_end_function): Update.
19947 (default_section_type_flags): Update.
19948 (switch_to_section): Update.
19949 * integrate.c (set_decl_abstract_flags): Update.
19950 (get_hard_reg_initial_val): Update.
19951 (has_hard_reg_initial_val): Update.
19952 (allocate_initial_values): Update.
19953 * resource.c (init_resource_info): Update.
19954 * config/alpha/alpha.c (NUM_ARGS): Update.
19955 (direct_return): Update.
19956 (alpha_va_start): Update.
19957 (alpha_sa_size): Update.
19958 (alpha_initial_elimination_offset): Update.
19959 (alpha_expand_prologue): Update.
19960 (alpha_start_function): Update.
19961 (alpha_expand_epilogue): Update.
19962 (unicosmk_initial_elimination_offset):
19963 * config/alpha/alpha.md (call expander): Update.
19964 * config/s390/s390.c (s390_register_info): Update.
19965 (s390_register_info): Update.
19966 (s390_frame_info): Update.
19967 (s390_initial_elimination_offset): Update.
19968 (s390_build_builtin_va_list): Update.
19969 (s390_va_start): Update.
19970 * config/spu/spu.c (direct_return): Update.
19971 (spu_expand_prologue): Update.
19972 (spu_initial_elimination_offset): Update.
19973 (spu_build_builtin_va_list): Update.
19974 (spu_va_start): Update.
19975 * config/sparc/sparc.c (sparc_init_modes): Update.
19976 (sparc_compute_frame_size): Update.
19977 (function_value): Update.
19978 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19979 * config/i386/i386.md (return expander): Update.
19980 * config/i386/i386.c (ix86_va_start): Update.
19981 (ix86_can_use_return_insn_p): Update.
19982 (ix86_compute_frame_layout): Update.
19983 (ix86_expand_epilogue): Update.
19984 * config/sh/sh.c (output_stack_adjust): Update.
19985 (calc_live_regs): Update.
19986 (sh_expand_prologue): Update.
19987 (sh_builtin_saveregs): Update.
19988 (sh_va_start): Update.
19989 (initial_elimination_offset): Update.
19990 (sh_allocate_initial_value): Update.
19991 (sh_function_ok_for_sibcall): Update.
19992 (sh_get_pr_initial_val): Update.
19993 * config/sh/sh.md (return expander): Update.
19994 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19995 * config/crx/crx.c (crx_compute_frame): UPdate.
19996 (crx_initial_elimination_offset): UPdate.
19997 * config/xtensa/xtensa.c (compute_frame_size): Update
19998 (xtensa_builtin_saveregs): Update.
19999 (xtensa_va_start): Update.
20000 (order_regs_for_local_alloc): Update.
20001 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20002 (xstormy16_expand_builtin_va_start): Update.
20003 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20004 * config/m68hc11/m68hc11.md (return expanders): Update.
20005 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20006 (expand_epilogue): Update.
20007 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20008 (cris_simple_epilogue): Update.
20009 (cris_expand_prologue): Update.
20010 (cris_expand_epilogue): Update.
20011 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20012 (compute_frame_size): Update.
20013 * config/mt/mt.c (mt_compute_frame_size): Update.
20014 * config/mn10300/mn10300.c (expand_prologue): Update.
20015 (expand_epilogue): Update.
20016 (initial_offset): Update.
20017 (mn10300_builtin_saveregs):
20018 * config/mn10300/mn10300.md (return expander): Update.
20019 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20020 (ia64_initial_elimination_offset): Update.
20021 (ia64_initial_elimination_offset): Update.
20022 (ia64_expand_prologue): Update.
20023 * config/m68k/m68k.md (return expander): Update.
20024 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20025 (rs6000_stack_info): Update.
20026 * config/mcore/mcore.c (layout_mcore_frame): Update.
20027 (mcore_expand_prolog): Update.
20028 * config/arc/arc.c (arc_compute_frame_size): Update.
20029 * config/score/score3.c (score3_compute_frame_size): Update.
20030 * config/score/score7.c (score7_compute_frame_size): Update.
20031 * config/arm/arm.c (use_return_insn): Update.
20032 (thumb_find_work_register): Update.
20033 (arm_compute_save_reg_mask): Update.
20034 (arm_output_function_prologue): Update.
20035 (arm_output_epilogue): Update.
20036 (arm_size_return_regs): Update.
20037 (arm_get_frame_offsets): Update.
20038 (arm_expand_prologue): Update.
20039 (thumb_exit): Update.
20040 (thumb_unexpanded_epilogue): Update.
20041 (thumb1_output_function_prologue): Update.
20042 * config/pa/pa.md (return expander): Update.
20043 * config/pa/pa.c (compute_frame_size): Update.
20044 (hppa_builtin_saveregs): Update.
20045 * config/mips/mips.c (mips_va_start): Update.
20046 (mips16_build_function_stub): Update.
20047 (mips_compute_frame_info): Update.
20048 (mips_restore_gp): Update.
20049 (mips_output_function_prologue): Update.
20050 (mips_expand_prologue): Update.
20051 * config/v850/v850.c (compute_frame_size): Update.
20052 (expand_prologue): * config/mmix/mmix.c (along): update.
20053 (mmix_initial_elimination_offset): update.
20054 (mmix_reorg): update.
20055 (mmix_use_simple_return): update.
20056 (mmix_expand_prologue): update.
20057 (mmix_expand_epilogue): Update.
20058 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20059 (emit_link_insn): Update.
20061 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20063 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20064 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20066 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20069 2008-04-07 Jan Hubicka <jh@suse.cz>
20071 * function.h (rtl): Rename to x_rtl.
20072 (crtl): New define.
20073 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20074 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20075 used_temp_slots avail_temp_slots, temp_slot_level,
20076 nonlocal_goto_handler_labels): Update accesstors.
20077 (rtl): New global variable.
20078 (struct function): Move some fileds to rtl_data.
20079 (get_arg_pointer_save_area): Update prototype.
20080 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20081 get_arg_pointer_save_area.
20082 * expr.c (init_expr): Update
20083 * function.c (get_frame_size): Update
20084 (assign_stack_local): Update
20085 (expand_function_end): Update.
20086 (get_art_pointer_save_area): Update
20088 * emit-rtl.c (rtl): Declare.
20089 (regno_reg_rtx): Declare.
20090 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20092 (gen_reg_rtx): Update.
20093 * varasm.c (n_deferred_constatns): Update accestor.
20094 (init_varasm_status): Do not allocate varasm_status.
20095 (force_const_mem, get_pool_size, output_constant_pool): Update.
20096 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20097 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20098 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20099 * sparc/sparc.h (INIT_EXPANDERS): Update.
20100 * ia64/ia64.h (INIT_EXPANDERS): Update.
20102 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20104 * reload.c (push_secondary_reload): Add missing break to for loop.
20106 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20108 PR middle-end/PR28690
20109 * rtlanal.c: Update copyright years.
20110 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20111 as REG_POINTER and MEM_POINTER operands.
20112 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20113 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20114 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20115 * gcse.c: Update copyright years.
20116 (pre_delete): Call gen_reg_rtx_and_attrs.
20117 (hoist_code): Likewise.
20118 (build_store_vectors): Likewise.
20119 (delete_store): Likewise.
20120 * loop-invariant.c (move_invariant_reg): Likewise.
20121 Update copyright years.
20123 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20125 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20126 control string instead of quoted.
20128 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20130 * doc/rtl.texi: Rewrite of subreg section.
20132 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20135 * config/i386/i386.c (legitimize_pic_address): Add treating
20136 of dllimport SYM_REF's.
20137 (legitimize_dllimport_symbol): Add prototype.
20139 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20141 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20142 reference in constructor with non self-referential type.
20144 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20146 Removal of Return with Depressed Stack Pointer support
20147 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20148 (ECF_SP_DEPRESSED): Likewise.
20149 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20150 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20151 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20152 (expand_call): Do not test ECF_SP_DEPRESSED.
20153 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20154 * function.c (keep_stack_depressed): Delete.
20155 (handle_epilogue_set): Likewise.
20156 (update_epilogue_consts): Likewise.
20157 (emit_equiv_load): Likewise.
20158 (thread_prologue_and_epilogue_insns): Remove support for Return with
20159 Depressed Stack Pointer.
20160 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20162 2008-04-06 Richard Guenther <rguenther@suse.de>
20164 PR tree-optimization/35400
20165 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20166 information from SSA_NAMEs.
20168 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20170 * config/avr/avr.h (avr_mega_p): Remove declaration.
20171 (AVR_MEGA): Remove macro.
20172 * config/avr/avr.c (avr_mega_p): Remove variable.
20173 (avr_override_options): Remove inicializion of avr_mega_p.
20174 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20175 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20176 (avr_jump_mode): (Ditto.).
20177 (avr_output_progmem_section_asm_op): (Ditto.).
20178 (avr_asm_init_sections): (Ditto.).
20179 (avr_asm_init_sections): (Ditto.).
20180 (avr_rtx_costs): (Ditto.).
20181 * config/avr/avr.md: (Ditto.).
20182 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20185 2008-04-06 Richard Guenther <rguenther@suse.de>
20187 PR tree-optimization/35842
20188 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20189 is_gimple_invariant_address.
20191 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20193 * gcc.c (default_compilers): Sync Fortran extensions list with
20194 that in fortran/lang-specs.h.
20195 * doc/invoke.texi: Likewise.
20196 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20197 * dwarf2out.c (gen_compile_unit_die): Likewise.
20199 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20201 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20203 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20206 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20207 attribute is used for nested functions.
20209 2008-04-05 Jan Hubicka <jh@suse.cz>
20211 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20213 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20215 (dump_files): Update.
20216 (enable_rtl_dump_file): Do not accept letter argument.
20217 * tree-pass.h (dump_file_info): Remove letter argument.
20218 * toplev.c (decode_d_option): Update -da handling.
20219 * toplev.h (enable_rtl_dump_file): Update prototype.
20220 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20221 it out based on pass type.
20222 (register_dump_files_1): Likewise.
20223 (init_optimization_passes): Update register_one_dump_file calls.
20224 (execute_one_pass): Sanity check that IPA passes are called at IPA
20225 level and RTL passes at RTL level.
20226 (execute_pass_list): IPA pass can not be after or subpass of
20228 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20229 disallov RTL subpasses of IPA subpasses.
20231 2008-04-05 Ben Elliston <bje@au.ibm.com>
20233 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20234 builtins that return exactly once and do not throw. Cache call to
20237 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20239 PR rtl-optimization/34916
20240 PR middle-end/35519
20241 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20242 between instruction pairs.
20244 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20246 * doc/invoke.texi: Document -mbitops for SH.
20247 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20248 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20249 * config/sh/sh.c (print_operand): Add %t operand code.
20250 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20251 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20252 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20253 (extendqihi2): Likewise.
20254 (movqi_i): Likewise.
20255 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20256 (extv): Use bld instruction for SH2A if possible.
20258 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20259 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20260 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20261 (bset.b, bclr.b): Define peepholes.
20262 * config/sh/sh.opt (mbitops): New option.
20264 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20267 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20268 and view convert expression.
20270 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20273 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20275 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20277 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20279 * config/i386/cpuid.h (bit_AES): New.
20280 (bit_PCLMUL): Likewise.
20282 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20283 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20284 SSE2 if AES or PCLMUL is enabled.
20285 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20286 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20287 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20288 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20289 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20290 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20291 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20292 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20293 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20294 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20295 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20296 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20297 __builtin_ia32_aeskeygenassist128 and
20298 __builtin_ia32_pclmulqdq128.
20299 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20300 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20301 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20303 * config/i386/i386.h (TARGET_AES): New.
20304 (TARGET_PCLMUL): Likewise.
20305 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20307 * config/i386/i386.md (UNSPEC_AESENC): New.
20308 (UNSPEC_AESENCLAST): Likewise.
20309 (UNSPEC_AESDEC): Likewise.
20310 (UNSPEC_AESDECLAST): Likewise.
20311 (UNSPEC_AESIMC): Likewise.
20312 (UNSPEC_AESKEYGENASSIST): Likewise.
20313 (UNSPEC_PCLMUL): Likewise.
20315 * config/i386/i386.opt (maes): New.
20316 (mpclmul): Likewise.
20318 * config/i386/sse.md (aesenc): New pattern.
20319 (aesenclast): Likewise.
20320 (aesdec): Likewise.
20321 (aesdeclast): Likewise.
20322 (aesimc): Likewise.
20323 (aeskeygenassist): Likewise.
20324 (pclmulqdq): Likewise.
20326 * config/i386/wmmintrin.h: New.
20328 * doc/extend.texi: Document AES and PCLMUL built-in function.
20330 * doc/invoke.texi: Document -maes and -mpclmul.
20332 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20334 * function.c (free_after_parsing): Replace with
20335 cxx_push_function_context from C++ front-end.
20336 (allocate_struct_function): Don't call langhook.
20337 * langhooks.h (struct lang_hooks_for_functions): Delete.
20338 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20340 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20341 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20342 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20343 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20344 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20345 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20346 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20348 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20349 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20351 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20354 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20357 2008-04-04 Richard Guenther <rguenther@suse.de>
20359 PR middle-end/35823
20360 * fold-const.c (optimize_minmax_comparison): Use the correct
20361 type for the constant in the simplified comparison.
20363 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20365 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20366 Pass L2 size as "--param l2-cache-size" to the compiler.
20367 (decode_l2_cache): New function to decode L2 cache parameters using
20368 0x8000006 extended cpuid function.
20369 (detect_caches_amd): Determine parameters of L2 cache using
20370 decode_l2_caches function.
20371 (decode_caches_intel): Decode L2 cache parameters.
20372 (detect_caches_intel): Determine L2 cache parameters using
20373 decode_caches_intel and decode_l2_caches functions.
20375 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20377 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20378 secondary input reload for subword loads from the constant pool.
20380 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20383 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20384 constants of the appropriate size for runtime calculations.
20387 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20388 decimal-float literal constant zero.
20390 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20393 * c-parser.c (c_parser_omp_atomic): Call
20394 default_function_array_conversion on the RHS.
20396 PR middle-end/35818
20397 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20398 call is_variable_sized if decl has incomplete type.
20400 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20402 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20404 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20406 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20408 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20409 (sgt<u>): Merge sgt and sgtu into new expander.
20410 (sgt, sgtu): Remove expanders.
20411 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20412 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20413 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20414 *sgtu_<mode>_mips16 into new pattern.
20415 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20416 (sge<u>): Merge sge and sgeu into new expander.
20417 (sge, sgeu): Remove expanders.
20418 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20420 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20421 (slt<u>): Merge slt and sltu into new expander.
20422 (slt, sltu): Remove expanders.
20423 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20424 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20425 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20426 *sltu_<mode>_mips16 into new pattern.
20427 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20428 (sle<u>): Merge sle and sleu into new expander.
20429 (sle, sleu): Remove expanders.
20430 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20431 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20432 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20433 *sleu_<mode>_mips16 into new pattern.
20434 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20436 2008-04-03 Jan Hubicka <jh@suse.cz>
20438 PR tree-optimization/35795
20439 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20440 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20441 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20442 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20443 * score/score3.c (score3_output_mi_thunk): Likewise.
20444 * score/score7.c (score7_output_mi_thunk): Likewise.
20445 * mips/mips.c (mips_output_mi_thunk): Likewise.
20447 2008-04-03 Richard Guenther <rguenther@suse.de>
20449 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20450 conversions. Simplify code.
20452 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20454 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20456 2008-04-03 Tom Tromey <tromey@redhat.com>
20457 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20459 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20460 * config/bfin/t-bfin-linux (generated_files): Add
20461 linux-sysroot-suffix.h.
20462 * doc/install.texi (Prerequisites): Require make 3.80.
20463 * doc/sourcebuild.texi (Front End Directory): Document new
20465 * Makefile.in (generated_files): New variable.
20466 (ALL_HOST_OBJS): New variable.
20467 ($(ALL_HOST_OBJS)): New target.
20469 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20471 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20472 (remap_block): Call id->transform_lang_insert_block instead
20474 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20475 Set id.transform_lang_insert_block to NULL.
20476 (clone_body): Move to cp/optimize.c
20477 * tree-inline.h (struct copy_body_data): Change
20478 transform_lang_insert_block to function pointer.
20479 (copy_generic_body, copy_decl_no_change): Export.
20480 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20481 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20482 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20484 * c-tree.h (insert_block): Kill.
20485 * c-decl.c (insert_block): Kill.
20487 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20489 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20490 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20491 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20493 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20494 argument, call {push,pop}_function_context from here.
20495 * c-parser.c: Use c_{push,pop}_function_context.
20497 * function.c (push_function_context_to): Move meat ...
20498 (push_function_context): ... here. Simplify.
20499 * function.c (pop_function_context_from): Move meat ...
20500 (pop_function_context): ... here. Simplify.
20501 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20503 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20504 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20505 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20506 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20508 2008-04-03 Ben Elliston <bje@au.ibm.com>
20510 * expmed.c (extract_force_align_mem_bit_field): Remove.
20512 2008-04-03 Richard Guenther <rguenther@suse.de>
20514 PR middle-end/35800
20515 * expr.h (try_casesi): Adjust prototype.
20516 * expr.c (try_casesi): Take fallback label as extra parameter.
20517 Use that for gen_casesi if default_label is NULL.
20518 * stmt.c (expand_case): Pass fallback label to try_casesi,
20519 make sure to fill gaps with a fallback label if default_label
20522 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20525 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20527 2008-04-03 Ben Elliston <bje@au.ibm.com>
20529 * expmed.c (extract_split_bit_field): Remove if (0) code.
20530 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20531 (do_ds_constraint): Likewise.
20533 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20535 * doc/cppopts.texi (-dU): Document.
20536 * c-common.h (flag_dump_macros): Update comment.
20537 * c-opts.c (handle_OPT_d): Handle -dU.
20538 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20539 dump_queued_macros, cb_used_define, cb_used_undef): New.
20540 (init_pp_output): Handle -dU.
20541 (cb_line_change): Call dump_queued_macros.
20542 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20544 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20546 * config/avr/predicates.md (io_address_operand): New predicate.
20547 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20548 * config/avr/avr.c (avr_io_address_p): Remove function.
20549 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20550 'avr_io_address_p' function.
20551 (out_movhi_r_mr): (Ditto.).
20552 (out_movqi_mr_r): (Ditto.).
20553 (out_movhi_mr_r): (Ditto.).
20554 (avr_address_cost): (Ditto.).
20556 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20558 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20559 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20560 in 32bit mode when XMM registers are available to avoid store
20562 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20563 corresponding post-reload splitters.
20565 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20567 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20568 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20569 __builtin_ia32_roundss.
20570 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20571 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20572 __builtin_ia32_roundss.
20573 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20574 IX86_BUILTIN_SHUFPD here.
20576 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20578 * config/i386/i386.md (plogic): New.
20579 (plogicprefix): Likewise.
20581 * config/i386/mmx.md (mmx_<code><mode>3): New.
20582 (mmx_and<mode>3): Removed.
20583 (mmx_ior<mode>3): Likewise.
20584 (mmx_xor<mode>3): Likewise.
20586 * config/i386/sse.md (<code><mode>3): New.
20587 (*<code><mode>3): Likewise.
20588 (*<code><mode>3): Likewise.
20589 (<code><mode>3): Likewise.
20590 (*sse_<code><mode>3): Likewise.
20591 (*sse2_<code><mode>3): Likewise.
20592 (<code>tf3): Likewise.
20593 (*<code>tf3): Likewise.
20594 (and<mode>3): Likewise.
20595 (*and<mode>3): Likewise.
20596 (ior<mode>3): Removed.
20597 (*ior<mode>3): Likewise.
20598 (xor<mode>3): Likewise.
20599 (*xor<mode>3): Likewise.
20600 (*and<mode>3): Likewise.
20601 (*ior<mode>3): Likewise.
20602 (*xor<mode>3): Likewise.
20603 (and<mode>3): Likewise.
20604 (*sse_and<mode>3): Likewise.
20605 (*sse2_and<mode>3): Likewise.
20606 (andtf3): Likewise.
20607 (*andtf3): Likewise.
20608 (ior<mode>3): Likewise.
20609 (*sse_ior<mode>3): Likewise.
20610 (*sse2_ior<mode>3): Likewise.
20611 (iortf3): Likewise.
20612 (*iortf3): Likewise.
20613 (xor<mode>3): Likewise.
20614 (*sse_xor<mode>3): Likewise.
20615 (*sse2_xor<mode>3): Likewise.
20616 (xortf3): Likewise.
20617 (*xortf3): Likewise.
20619 2008-04-02 Richard Guenther <rguenther@suse.de>
20621 PR tree-optimization/14495
20622 PR tree-optimization/34793
20623 * tree-vrp.c (struct switch_update): New structure.
20624 (to_remove_edges, to_update_switch_stmts): New VECs.
20625 (simplify_switch_using_ranges): New function. Remove not taken
20626 case labels and edges.
20627 (simplify_stmt_using_ranges): Call it.
20628 (identify_jump_threads): Mark edges we have queued for removal
20629 so we don't thread them.
20630 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20632 * tree-cfg.c (group_case_labels): Deal with missing default label.
20633 (tree_verify_flow_info): Allow missing default label.
20634 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20635 (emit_case_nodes): Likewise.
20636 (expand_case): Do not rely on the default label to be present.
20637 * expr.c (try_casesi): Deal with NULL default_label.
20638 (do_tablejump): Likewise.
20640 2008-04-02 Richard Guenther <rguenther@suse.de>
20642 PR tree-optimization/14495
20643 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20644 SWITCH_EXPR here ...
20645 (vrp_visit_switch_stmt): ... but here (new function).
20646 (find_case_label_index): New helper function.
20647 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20649 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20651 * fwprop.c: Fix ISO-C99ism.
20653 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20656 * Makefile.in (objdir): Set it here.
20657 * configure.ac: Not here. Find dynamic linker characteristics.
20658 * exec-tool.in: Use them.
20659 * aclocal.m4: Regenerate.
20660 * configure: Regenerate.
20662 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20664 * expr.c (expand_var): Delete it.
20665 * expr.h (expand_var): Delete prototype.
20666 * function.c (expand_function_start): Use expand_decl instead.
20667 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20670 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20672 PR rtl-optimization/35542
20673 * fwprop.c (forward_propagate_and_simplify): Replace
20674 loc_reg_mentioned_in_p with reg_mentioned_p.
20676 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20678 PR rtl-optimization/35281
20679 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20680 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20681 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20682 (varying_mem_p): Move above propagate_rtx.
20683 (all_uses_available_at): Do not check MEMs.
20685 2008-04-02 Rafael Espíndola <espindola@google.com>
20687 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20688 (register_edge_assert_for_2): Split the cond argument.
20689 (register_edge_assert_for_1): Adjust for the change in
20690 register_edge_assert_for_2.
20691 (register_edge_assert_for): Split the cond argument.
20692 (find_switch_asserts): Adjust for the change in
20693 register_edge_assert_for.
20695 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20697 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20698 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20699 offsets for 64-bit mingw.
20700 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20701 abi for x86_64-pc-mingw.
20703 2008-04-02 Richard Guenther <rguenther@suse.de>
20705 * tree-vrp.c (extract_range_from_assert): Make sure to not
20706 produce range min/max with TREE_OVERFOW set.
20707 If merging a anti-range and a range keep the anti-range if
20708 the range covers all values of the type.
20709 (register_edge_assert_for_2): Only allow sign-changing
20710 conversions in detecting canonical range checks. Also
20711 register an assert for the unsigned name if useful.
20713 PR tree-optimization/35787
20714 * tree-vrp.c (vrp_val_max): New function.
20715 (vrp_val_min): Likewise.
20716 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20717 (vrp_val_is_min): Likewise.
20718 (supports_overflow_infinity): Use vrp_val_{min,max}.
20719 (negative_overflow_infinity): Likewise.
20720 (positive_overflow_infinity): Likewise.
20721 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20722 (is_positive_overflow_infinity): Likewise.
20723 (is_overflow_infinity): Likewise.
20724 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20725 vrp_val_is_{min,max}.
20726 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20727 to ranges if possible. Avoid empty ranges.
20729 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20731 PR middle-end/35705
20732 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20733 the expression is a function address.
20735 2008-04-01 George Helffrich <george@gcc.gnu.org>
20737 PR fortran/35154, fortran/23057
20738 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20739 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20740 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20741 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20743 (dbxout_syms): Check for COMMON-based symbol and wrap in
20744 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20745 in bracket for efficiency.
20747 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20748 using DW_TAG_common_block + member offset.
20749 (add_pubname_string): New function.
20750 (dw_expand_expr): New function to find block name and offset for
20752 (common_check): New function to check whether symbol in Fortran COMMON.
20753 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20755 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20758 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20760 2008-04-02 Ben Elliston <bje@au.ibm.com>
20762 * config/v850/v850.md (casesi): Remove if (0) code.
20763 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20764 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20766 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20768 * config/i386/i386.md (rex64suffix): New mode attribute.
20769 (floathi<mode>2): Disable expander for SSE math.
20770 (*floathi<mode>2_1): New insn insn_and_split pattern.
20771 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20772 corresponding post-reload splitters.
20773 (*floathi<mode>2_i387): New macroized insn pattern.
20774 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20775 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20776 insn_and_split pattern.
20777 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20778 New macroized instruction patterns and corresponding post-reload
20780 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20781 and corresponding post-reload splitters.
20782 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20783 New macroized instruction patterns.
20784 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20785 macroized instruction patterns and corresponding post-reload splitters.
20786 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20787 corresponding post-reload splitters.
20788 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20789 New macroized instruction patterns.
20790 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20791 corresponding post-reload splitters.
20792 (*floatsi<mode>2_i387): New macroized instruction patterns.
20794 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20796 * config/i386/i386.md (smaxmin): New.
20797 (umaxmin): Likewise.
20798 (maxminiprefix): Likewise.
20799 (maxminfprefix): Likewise.
20800 (<code><mode>3): Likewise.
20801 (smin<mode>3): Removed.
20802 (smax<mode>3): Likewise.
20804 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20805 (mmx_<code>v4hi3): Likewise.
20806 (mmx_<code>v8qi3): Likewise.
20807 (mmx_smaxv2sf3): Removed.
20808 (mmx_sminv2sf3): Likewise.
20809 (mmx_umaxv8qi3): Likewise.
20810 (mmx_smaxv4hi3): Likewise.
20811 (mmx_uminv8qi3): Likewise.
20812 (mmx_sminv4hi3): Likewise.
20814 * config/i386/sse.md (<addsub><mode>3): New.
20815 (*<addsub><mode>3): Likewise.
20816 (<sse>_vm<addsub><mode>3): Likewise.
20817 (<maxmin><mode>3): Likewise.
20818 (*<maxmin><mode>3_finite): Likewise.
20819 (*<maxmin><mode>3): Likewise.
20820 (<sse>_vm<maxmin><mode>3): Likewise.
20821 (sse3_h<addsub>v4sf3): Likewise.
20822 (sse3_h<addsub>v2df3): Likewise.
20823 (<maxmin>v16qi3): Likewise.
20824 (*<maxmin>v16qi3): Likewise.
20825 (<maxmin>v8hi3): Likewise.
20826 (*<maxmin>v8hi3): Likewise.
20827 (*sse4_1_<maxmin><mode>3): Likewise.
20828 (*sse4_1_<maxmin><mode>3): Likewise.
20829 (add<mode>3): Removed.
20830 (*add<mode>3): Likewise.
20831 (<sse>_vmadd<mode>3): Likewise.
20832 (sub<mode>3): Likewise.
20833 (*sub<mode>3): Likewise.
20834 (<sse>_vmsub<mode>3): Likewise.
20835 (smin<mode>3): Likewise.
20836 (*smin<mode>3_finite): Likewise.
20837 (*smin<mode>3): Likewise.
20838 (<sse>_vmsmin<mode>3): Likewise.
20839 (smax<mode>3): Likewise.
20840 (*smax<mode>3_finite): Likewise.
20841 (*smax<mode>3): Likewise.
20842 (<sse>_vmsmax<mode>3): Likewise.
20843 (sse3_haddv4sf3): Likewise.
20844 (sse3_haddv2df3): Likewise.
20845 (sse3_hsubv4sf3): Likewise.
20846 (sse3_hsubv2df3): Likewise.
20847 (umaxv16qi3): Likewise.
20848 (*umaxv16qi3): Likewise.
20849 (smaxv8hi3): Likewise.
20850 (*smaxv8hi3): Likewise.
20851 (*sse4_1_smax<mode>3): Likewise.
20852 (*sse4_1_umax<mode>3): Likewise.
20853 (uminv16qi3): Likewise.
20854 (*uminv16qi3): Likewise.
20855 (sminv8hi3): Likewise.
20856 (*sminv8hi3): Likewise.
20857 (*sse4_1_smin<mode>3): Likewise.
20858 (*sse4_1_umin<mode>3): Likewise.
20860 2008-04-01 Rafael Espíndola <espindola@google.com>
20862 * tree-cfg.c (verify_expr): remove in_phi.
20863 (verify_stmt): Don't call walk_tree with verify_expr. Use
20864 is_gimple_min_invariant instead of is_gimple_val.
20866 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20868 * doc/include/gpl_v3.texi: Update for manpage generation.
20869 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20871 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20872 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20873 gpl_v3.texi instead of gpl.texi.
20876 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20879 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20881 2008-04-01 Rafael Espíndola <espindola@google.com>
20883 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20884 (extract_code_and_val_from_cond): Use
20885 extract_code_and_val_from_cond_with_ops.
20887 2008-04-01 Jan Hubicka <jh@suse.cz>
20889 * function.c (free_after_compilation): Free epilogue_delay_list.
20890 (prepare_function_start): Assert that previous compilation was freed.
20892 2008-04-01 Jan Hubicka <jh@suse.cz>
20893 Jim Wilson <wilson@tuliptree.org>
20894 Andreas Tobler <andreast@gcc.gnu.org>
20896 PR middle-end/35781
20897 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20898 rtl.emit instead cfun->emit.
20899 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20900 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20902 2008-04-01 Ben Elliston <bje@au.ibm.com>
20904 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20906 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20908 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20910 (fprofile-use): Add var flag_profile_use
20911 * coverage.c (coverage_begin_output): Do not open a gcno file for
20912 output only if -ftest-coverage is set.
20913 Do not add getpwd() to gcda file path.
20914 (build_gcov_info): Check the new flag
20915 flag_profile_datafile_relative_path.
20916 (coverage_init): Use profile_data_prefix.
20917 Read profile counter only if flag_profile_use is set.
20918 * opts.c (common_handle_option): New option fprofile-use=,
20919 fprofile-dir=, fprofile-generate=.
20920 * toplev.c (profile_data_prefix): New variable definition.
20921 * toplev.h (profile_data_prefix): New declaration.
20922 * doc/invoke.tex (Option Summary, Optimization Options):
20925 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20927 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20928 use tmp consistently.
20931 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20932 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20933 UNSPEC_FR_RECIP_APPROX_RES.
20934 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20936 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20939 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20941 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20943 PR middle-end/30186
20944 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20945 element of the vector via a pointer.
20947 2008-03-31 Ian Lance Taylor <iant@google.com>
20949 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20951 2008-03-31 Jan Hubicka <jh@suse.cz>
20953 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20954 get_arg_pointer_save_area.
20955 * expr.c (init_expr): Just clear out rtl.expr.
20956 * function.c (free_after_compilation): Clear out whole RTL structure.
20957 (get_func_frame_size): Merge into ...
20958 (get_frame_size): ... this one.
20959 (assign_stack_local_1): Merge into ...
20960 (assign_stack_local): ... this one.
20961 (expand_function_end): Update call of get_arg_pointer_save_area.
20962 (get_art_pointer_save_area): Remove cfun argument.
20963 * function.h (emit_status): regno_pointer_align does not need length
20964 attribute. Move x_regno_reg_rtx to ...
20965 (regno_reg_rtx): ... new global array.
20966 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20967 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20968 apply_args_value, forced_labels, stack_pointer_delta):
20970 (struct varasm_status): Move here from varasm.c
20971 (struct rtl_data): New. Move here some fields from struct function.
20972 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20973 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20974 used_temp_slots avail_temp_slots, temp_slot_level,
20975 nonlocal_goto_handler_labels): Update accesstors.
20976 (rtl): New global variable.
20977 (struct function): Move some fileds to rtl_data.
20978 (get_arg_pointer_save_area): Update prototype.
20979 * emit-rtl.c (rtl): Declare.
20980 (regno_reg_rtx): Declare.
20981 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20983 (gen_reg_rtx): Update.
20984 (init_virtual_regs): Do not tate emit_status argument.
20985 (init_emit): Do not allocate emit.
20986 * varasm.c (varasm_statuc): Move to function.h.
20987 (n_deferred_constatns): Update accestor.
20988 (init_varasm_status): Do not allocate varasm_status.
20989 (force_const_mem, get_pool_size, output_constant_pool): Update.
20990 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20991 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20993 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20995 PR rtl-optimization/35729
20996 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20999 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21002 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21003 load/store if memory is unaligned.
21004 (*movti_rex64): Likewise.
21006 * config/i386/predicates.md (misaligned_operand): New.
21008 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21011 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21014 2008-03-31 Jan Beulich <jbeulich@novell.com>
21016 * config/ia64/constraints.md: Add 'j' constraint.
21017 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21018 (movdi_internal): Likewise.
21020 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21023 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21025 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21028 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21029 proper error message for the third argument on blendpd and
21032 * config/i386/sse.md (blendbits): New.
21033 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21035 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21037 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21039 2008-03-30 Richard Guenther <rguenther@suse.de>
21041 PR middle-end/31023
21042 * fold-const.c (fold_sign_changed_comparison): Do leave
21043 conversions to base-types alone.
21045 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21047 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21048 the link register if one altivec register is be saved.
21050 2008-03-30 Ben Elliston <bje@au.ibm.com>
21052 * final.c (final_scan_insn): Remove if (0) code.
21054 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21056 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21058 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21060 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21061 of V4SFmode to ix86_binary_operator_ok.
21063 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21065 * config/i386/i386.c (override_options): Initialize
21066 ix86_veclib_handler to ix86_veclibabi_svml when
21067 -mveclibabi=svml is used.
21068 (ix86_veclibabi_svml): New function for SVML ABI style
21069 vectorization support.
21070 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21072 2008-03-28 Rafael Espíndola <espindola@google.com>
21074 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21075 (tree_binary_nonnegative_warnv_p): Make it public.
21076 (tree_single_nonnegative_warnv_p): Make it public.
21077 (tree_invalid_nonnegative_warnv_p): Make it public.
21078 (tree_unary_nonzero_warnv_p): Make it public.
21079 (tree_binary_nonzero_warnv_p): Make it public
21080 (tree_single_nonzero_warnv_p): Make it public.
21081 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21082 (extract_range_from_binary_expr): Split the expr argument.
21083 (extract_range_from_unary_expr): Split the expr argument.
21084 (extract_range_from_comparison): Split the expr argument.
21085 (extract_range_from_expr): Use the new aux functions.
21086 (vrp_evaluate_conditional_warnv): Use
21087 vrp_evaluate_conditional_warnv_with_ops.
21088 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21089 (tree_binary_nonzero_warnv_p): Declare.
21090 (tree_single_nonzero_warnv_p): Declare.
21091 (tree_expr_nonzero_warnv_p): Declare.
21092 (tree_unary_nonnegative_warnv_p): Declare.
21093 (tree_binary_nonnegative_warnv_p): Declare.
21094 (tree_single_nonnegative_warnv_p): Declare.
21095 (tree_invalid_nonnegative_warnv_p): Declare.
21097 2008-03-28 Richard Guenther <rguenther@suse.de>
21099 PR tree-optimization/30317
21100 PR tree-optimization/30911
21101 PR tree-optimization/34793
21102 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21103 (struct assert_locus_d): New member EXPR.
21104 (register_new_assert_for): Add EXPR parameter to support
21105 ASSERT_EXPR <name, expr OP limit>.
21106 (register_edge_assert_for_1): Adjust callers.
21107 (find_assert_locations): Likewise.
21108 (process_assert_insertions_for): Build condition from expression.
21109 (extract_range_from_assert): Handle ASSERT_EXPRs
21110 of the form ASSERT_EXPR <name, expr OP limit>.
21111 (register_edge_assert_for_2): New helper registering
21112 asserts for comparisons. Recognize range tests of the form
21113 (unsigned)i - CST1 OP CST2.
21114 (register_edge_assert_for_1): Use it.
21115 (register_edge_assert_for): Likewise.
21116 (needs_overflow_infinity): Integer sub-types
21117 do not need overflow infinities.
21118 (vrp_val_is_max): The extreme values of integer sub-types
21119 are those of the base type.
21120 (vrp_val_is_min): Likewise.
21121 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21124 2008-03-28 Nick Clifton <nickc@redhat.com>
21127 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21128 Return GENERAL_REGS for stack adjustment reloads.
21130 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21133 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21134 const_vector when all the vectors are constant.
21136 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21138 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21140 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21141 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21143 (s<code>_sf): Use new scc_sf attribute for opcode names.
21145 2008-03-27 Tom Tromey <tromey@redhat.com>
21147 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21148 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21149 config/spu/t-spu-elf, config/i386/t-interix,
21150 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21151 config/i386/x-darwin, config/i386/x-mingw32,
21152 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21153 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21154 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21155 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21156 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21157 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21158 config/score/t-score-elf, config/arm/t-strongarm-pe,
21159 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21160 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21161 Revert automatic dependency patch.
21163 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21166 * config/i386/i386.c (ix86_function_arg_boundary): Align
21167 decimal floating point to its natural boundary.
21169 2008-03-27 Richard Guenther <rguenther@suse.de>
21171 PR middle-end/35716
21172 * fold-const.c (fold_comparison): Restrict distinct decl
21173 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21174 solely rely on operand_equal_p.
21176 2008-03-27 Richard Guenther <rguenther@suse.de>
21179 * c-common.c (handle_weak_attribute): Reject combination of
21182 2008-03-27 Richard Guenther <rguenther@suse.de>
21184 PR tree-optimization/32810
21185 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21186 conversions from DECL_INITIAL.
21187 (fold_const_aggregate_ref): Likewise from constructor elements.
21189 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21191 * tree-affine.h (aff_combination_expand): Declare.
21192 (get_inner_reference_aff): Likewise.
21193 * tree-affine.c (aff_combination_expand): Split out from
21194 tree_to_aff_combination_expand.
21195 (get_inner_reference_aff): New function.
21196 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21197 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21198 (struct lim_aux_data): sm_done field removed.
21199 (mem_ref_loc_p, mem_ref_locs_p): New types.
21200 (struct mem_ref): Added id, stored, accesses_in_loop,
21201 indep_loop, dep_loop, indep_ref, dep_ref fields.
21202 Removed is_stored, locs and next fields.
21203 (memory_accesses): New variable.
21204 (movement_possibility): Do not allow moving statements
21205 that store to memory.
21206 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21208 (determine_max_movement): For statements with memory references,
21209 find the outermost loop in that the reference is independent.
21210 (move_computations_stmt): Mark the virtual operands for renaming.
21211 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21212 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21213 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21214 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21215 create_vop_ref_mapping, analyze_memory_references,
21216 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21217 get_all_locs_in_loop, ref_always_accessed_p,
21218 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21219 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21220 store_motion_loop, store_motion): New functions.
21221 (struct vop_to_refs_elt): New type.
21222 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21223 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21224 (schedule_sm): Replaced by...
21225 (execute_sm): ... this.
21226 (determine_lsm_ref, hoist_memory_references,
21227 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21228 find_more_ref_vops, free_mem_ref, free_mem_refs,
21229 determine_lsm_loop, determine_lsm): Removed.
21230 (tree_ssa_lim_finalize): Free data structures used by store motion.
21231 (tree_ssa_lim): Call analyze_memory_references. Use
21232 store_motion instead of determine_lsm.
21234 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21236 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21237 rename tmake_file to m68hc11/t-m68hc11.
21238 (mcore): Set inhibit_libc to true.
21239 * config.host (alpha*-dec-*vms*): Set extra_programs.
21240 (interix3*): Don't use host_xmake_file.
21241 * configure.ac: Let config.gcc override inhibit_libc.
21242 * configure: Regenerate.
21244 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21245 * config/t-openbsd-thread: Remove commented out lines.
21247 * config/x-interix: Remove.
21249 * config/m68hc11/t-m68hc11-gas: Rename to...
21250 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21252 * config/mcore/t-mcore: Remove T_CFLAGS.
21253 * config/mcore/t-mcore-pe: Likewise.
21255 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21257 * configure.ac: Replace custom __GNU_SOURCE test with
21258 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21259 * aclocal.m4: Regenerate.
21260 * configure: Regenerate.
21261 * config.in: Regenerate.
21263 2008-03-27 Richard Guenther <rguenther@suse.de>
21265 * fold-const.c (target.h): Include.
21266 (fold_comparison): Fold comparison of addresses of decls
21267 that bind locally or of constants. Consolidate address folding code.
21268 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21269 results from fold_binary_to_constant.
21270 (compare_values_warnv): Likewise.
21272 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21274 PR middle-end/35429
21275 * fold-const.c (fold_truthop): Check for integeral types when folding
21276 a == 0 && b == 0 and a != 0 || b != 0 .
21278 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21280 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21282 2008-03-26 Andreas Schwab <schwab@suse.de>
21284 * doc/invoke.texi: Fix use of @item vs. @itemx.
21286 2008-03-26 Tom Tromey <tromey@redhat.com>
21288 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21289 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21290 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21291 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21292 build/genconstants.o, build/genemit.o, build/genextract.o,
21293 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21294 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21297 2008-03-26 Richard Guenther <rguenther@suse.de>
21300 2008-03-26 Richard Guenther <rguenther@suse.de>
21302 * fold-const.c (target.h): Include.
21303 (fold_comparison): Fold comparison of addresses of two decls
21304 that bind locally. Consolidate address folding code.
21306 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21308 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21309 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21310 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21311 dconstsqrt2, dconstthird, dconste and/or dconst10.
21312 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21313 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21314 dconstsqrt2, dconste): Delete.
21315 (init_emit_once): Likewise. Simplify initializing dconstm1.
21317 * real.c (get_real_const): New.
21318 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21319 dconstsqrt2, dconste): Delete.
21320 (real_value_const, get_real_const): New.
21322 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21324 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21326 * config/i386/i386.c (ix86_function_arg_boundary): Check
21327 BIGGEST_ALIGNMENT instead of 128.
21328 (setup_incoming_varargs_64): Likewise.
21330 2008-03-26 Tom Tromey <tromey@redhat.com>
21332 * Makefile.in (DEPFILES): Add missing '/'.
21334 2008-03-26 Richard Guenther <rguenther@suse.de>
21336 * fold-const.c (target.h): Include.
21337 (fold_comparison): Fold comparison of addresses of two decls
21338 that bind locally. Consolidate address folding code.
21340 2008-03-26 Nick Clifton <nickc@redhat.com>
21343 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21344 not allow INT+INT as a legitimate addressing mode.
21346 2008-03-26 Richard Guenther <rguenther@suse.de>
21348 * tree-flow.h (widen_bitfield): Remove declaration.
21349 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21350 (widen_bitfield): Remove function.
21351 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21354 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21357 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21360 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21362 PR rtl-optimization/35232
21363 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21364 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21365 reg_reloaded_call_part_clobbered here.
21366 (reload_regs_reach_end_p): New function.
21367 (reload_reg_rtx_for_input): New variable.
21368 (reload_reg_rtx_for_output): Likewise.
21369 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21370 when reassigning a pseudo register. Load reloadreg from
21371 reload_reg_rtx_for_input, moving the mode and register
21373 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21374 instead of the original when deciding whether an input reload
21375 would be a no-op or whether an output reload can be deleted.
21376 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21377 when setting up new_spill_reg_store. Load it from
21378 reload_reg_rtx_for_output, moving the mode and register
21380 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21381 instead of the original when deciding whether an output reload
21382 would be a no-op. Do the same when modifying insn notes.
21383 Use rtx_equal_p instead of == to compare the registers.
21384 (inherit_piecemeal_p): Take a mode and two register numbers
21386 (emit_reload_insns): Clear new_spill_reg_store for every hard
21387 register in the reload register. Remove spill registers
21388 from reg_reloaded_valid before considering whether to record
21389 inheritance information for them. Use reload_reg_rtx_for_output
21390 instead of reg_rtx when recording output reloads. Use
21391 reload_reg_rtx_for_input instead of reg_rtx when recording
21392 input reloads. Set or clear reg_reloaded_call_part_clobbered
21393 at the same time as setting reg_reloaded_valid.
21394 (delete_output_reload): Add a new_reload_reg parameter and use it
21395 instead of rld[j].reg_rtx.
21396 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21399 2008-03-25 Tom Tromey <tromey@redhat.com>
21401 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21402 (build/genattr.o): Likewise.
21403 (build/genattrtab.o): Likewise.
21404 (build/gencodes.o): Likewise.
21405 (build/genconfig.o): Likewise.
21406 (build/genconstants.o): Likewise.
21407 (build/genemit.o): Likewise.
21408 (build/genextract.o): Likewise.
21409 (build/genflags.o): Likewise.
21411 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21413 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21414 instead of size_int for integer types.
21415 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21416 to match type of MINUS_EXPR.
21418 2008-03-25 Tom Tromey <tromey@redhat.com>
21420 * configure: Rebuilt.
21421 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21424 2008-03-25 Tom Tromey <tromey@redhat.com>
21426 * config/x-solaris (host-solaris.o): Update.
21427 * config/x-linux (host-linux.o): Update.
21428 * config/x-hpux (host-hpux.o): Update.
21429 * config/x-darwin (host-darwin.o): Update.
21430 * config/v850/t-v850e (v850-c.o): Update.
21431 * config/v850/t-v850 (v850-c.o): Update.
21432 * config/t-vxworks (vxworks.o): Update.
21433 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21434 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21435 * config/spu/t-spu-elf (spu-c.o): Update.
21437 * config/sh/t-symbian (sh-c.o): Update.
21438 (symbian.o): Update.
21439 * config/sh/t-sh (sh-c.o): Update.
21440 * config/score/t-score-elf (score7.o, score3.o): Update.
21441 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21442 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21443 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21444 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21445 (rs6000.o): Remove.
21446 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21447 * config/m32c/t-m32c (m32c-pragma.o): Update.
21448 * config/ia64/t-ia64 (ia64-c.o): Update.
21449 * config/i386/x-mingw32 (host-mingw32.o): Update.
21450 * config/i386/x-i386 (driver-i386.o): Update.
21451 * config/i386/x-darwin (host-i386-darwin.o): Update.
21452 * config/i386/x-cygwin (host-cygwin.o): Update.
21453 * config/i386/t-nwld (nwld.o): Update.
21454 * config/i386/t-netware (netware.o): Update.
21455 * config/i386/t-interix (winnt.o): Update.
21456 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21457 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21458 msformat-c.o): Update.
21459 * config/bfin/t-bfin-linux (generated_files): Add
21460 linux-sysroot-suffix.h.
21461 * config/arm/t-wince-pe (pe.o): Update.
21462 * config/arm/t-strongarm-pe (pe.o): Update.
21463 * config/arm/t-pe (pe.o): Update.
21464 * config/arm/t-arm (arm-c.o): Update.
21465 * doc/install.texi (Prerequisites): Require make 3.80.
21466 * Makefile.in: Remove .o targets.
21467 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21468 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21469 (simple_generated_h, simple_generated_c): Move earlier.
21470 (generated_files): New variable.
21471 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21472 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21473 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21474 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21475 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21476 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21477 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21478 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21479 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21480 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21481 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21482 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21484 (COMPILE.base, COMPILE): New variables.
21485 (%.o): New pattern rule.
21486 (ALL_HOST_OBJS): New variable.
21487 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21488 (dummy-checksum.o, cc1-checksum.o): Remove.
21489 (DRIVER_SHLIB): New variable.
21490 (DRIVER_DEFINES): Use it.
21491 (gencondmd.c): Move out of build/.
21492 (s-conditions): Update.
21493 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21494 (ALL_BUILD_OBJS): Likewise.
21495 (build/%.o): Use BUILDCOMPILE.
21496 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21497 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21498 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21499 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21500 build/genconfig.o, build/genconstants.o, build/genemit.o,
21501 build/genextract.o, build/genflags.o, build/genmddeps.o,
21502 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21503 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21504 build/gen-protos.o, build/scan.o, build/fix-header.o,
21505 build/scan-decls.o): Simplify.
21506 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21507 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21508 prefix.o, toplev.o): Reduce to variable setting.
21509 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21510 ($(out_object_file), gcc-options.o): New targets.
21511 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21512 * configure: Rebuilt.
21513 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21514 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21516 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21518 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21519 complain when we hit an error, return ERROR_MARK_NODE.
21521 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21523 * config/sh/constraints.md (Pso, Psz): New constraints.
21524 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21525 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21527 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21529 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21530 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21532 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21534 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21535 (prefetch_sh2a): New.
21537 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21538 Naveen.H.S <naveen.hs@kpitcummins.com>
21540 * config/sh/constraints.md (I28): New constraint.
21541 * config/sh/sh.c (broken_move): Add support for movi20s.
21542 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21544 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21545 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21546 Naveen.H.S <naveen.hs@kpitcummins.com>
21548 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21549 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21550 (print_operand): Handle resbank in %@ operand code.
21551 (sh_encode_section_info): New.
21552 (push_regs): Add conditions for resbank.
21553 (sh_expand_epilogue): Likewise.
21554 (sh_insert_attributes): Likewise.
21555 (sh_attribute_table): Likewise.
21556 (sh_handle_resbank_handler_attribute): New.
21557 (sh2a_handle_function_vector_handler_attribute): New.
21558 (sh2a_is_function_vector_call): New.
21559 (sh2a_get_function_vector_number): New.
21560 (sh2a_function_vector_p): New.
21561 (sh_cfun_resbank_handler_p): New.
21562 * config/sh/sh.md (calli): Emit jsr/n if possible.
21563 (calli_tbr_rel): New.
21564 (calli_pcrel): Emit jsr/n if possible.
21565 (return_i): Emit rts/n if possible.
21566 (call_valuei_tbr_rel): New.
21567 (call_valuei_pcrel): Add condition for SH2A target.
21568 (call_value): Likewise.
21569 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21570 (sh2a_get_function_vector_number): Likewise.
21571 (sh2a_is_function_vector_call): Likewise.
21572 * doc/extend.texi: Document TBR relative addressing of SH2A.
21573 (resbank): Add description for SH2A.
21575 2008-03-24 Richard Guenther <rguenther@suse.de>
21578 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21579 pointer assignments change conversions according to middle-end rules.
21580 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21581 * configure.ac: Include type checking in yes.
21582 * configure: Regenerate.
21584 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21586 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21587 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21589 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21591 * gthr-vxworks.h (UNUSED): Define.
21593 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21595 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21597 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21599 * doc/extend.texi (Function Attributes): Add missing comma in the
21600 example of the "alloc_size" attribute.
21602 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21605 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21607 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21610 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21613 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21614 of the underlying type of a MS bitfield layout to the natural
21615 alignment of the type.
21617 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21619 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21620 to their natural alignment to avoid store forwarding stalls.
21622 2008-03-22 Richard Guenther <rguenther@suse.de>
21624 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21625 For PHI nodes verify the address is invariant.
21626 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21627 (get_symbol_constant_value): Use is_gimple_min_invariant.
21628 (maybe_fold_stmt_indirect): Likewise.
21630 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21632 PR rtl-optimization/33927
21633 * Makefile.in (dse.o): Depend on $(TM_P_H).
21634 * expr.h (extract_low_bits): Declare.
21635 * expmed.c (extract_low_bits): New function.
21636 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21637 * dse.c: Include tm_p.h.
21638 (find_shift_sequence): Remove the read_reg argument and return the
21639 read value. Emit the instructions instead of returning them.
21640 Iterate on new_mode rather than calculating it each time.
21641 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21642 source to NEW_MODE and extract_low_bits to convert the shifted
21643 value to READ_MODE.
21644 (replace_read): Allow the load and store to have different mode
21645 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21646 or extraction instructions before trying the replacement. Update
21647 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21649 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21651 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21652 to their natural alignment to avoid store forwarding stalls.
21654 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21657 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21658 encouraging but not allowing gprs for input;
21659 change the input constraint to !f#r.
21660 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21662 change the output constraint to !f#r.
21664 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21667 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21668 corresponding post-reload splitters.
21669 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21670 when x87 FP math is selected.
21671 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21672 New function prototype.
21673 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21674 unreachable function to ease macroization of insn patterns.
21676 2008-03-21 Martin Jambor <mjambor@suse.cz>
21678 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21679 reference dumps if ddr is NULL or dependence is unknown.
21681 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21683 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21684 unsigned extension into account.
21685 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21686 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21687 Do computations on a scratch register.
21689 2008-03-21 Richard Guenther <rguenther@suse.de>
21691 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21692 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21693 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21694 * tree-ssa-dom.c (record_equality): Likewise.
21695 * tree-inline.c (copy_body_r): Likewise.
21696 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21699 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21701 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21702 as 'delete_unused' argument.
21704 2008-03-20 Richard Guenther <rguenther@suse.de>
21706 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21707 special casing of constant qualifiers.
21708 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21709 care about them in general.
21710 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21711 regardless of their type.
21712 (fold_stmt_r): Forcefully fold *& if we end up with that.
21714 2008-03-20 Paul Brook <paul@codesourcery.com>
21716 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21717 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21719 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21721 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21722 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21724 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21726 * common.opt (Wmudflap): New option.
21727 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21728 (mx_register_decls): Likewise.
21729 (mudflap_finish_file): Likewise.
21730 * doc/invoke.texi: Document -Wno-mudflap.
21732 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21734 * c-format.c (replace_format_name_to_system_name): New.
21735 (cmp_attribs): New.
21736 (convert_format_name_to_system_name): New.
21737 (decode_format_attr): Add use of convert_format_name_to_system_name.
21738 (format_types_orig): Add gnu_ prefix to names.
21739 (check_format_info_main): Special treating of \0 escaped names for
21740 supporting multi-character format specifiers as I32, I64.
21741 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21742 (gnu_target_overrides_format_attributes): New.
21743 * c-format.h: Add structure target_ovr_attr to hold
21744 system specific formatter names.
21745 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21746 msformat-c.o file to c_target_objs and cxx_target_objs.
21747 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21748 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21749 (TARGET_N_FORMAT_TYPES): New.
21750 * config/i386/msformat-c.c: New.
21751 * config/i386/t-cygming: Add build rule for msformat-c.o.
21752 * doc/extend.texi: Add new format names gnu_* and ms_* and
21754 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21756 2008-03-20 Ira Rosen <irar@il.ibm.com>
21758 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21759 optimizations turned on under -O3.
21760 (ftree-vectorize): Add that the flag is turned on with -O3.
21762 2008-03-20 Ben Elliston <bje@au.ibm.com>
21764 * regmove.c (try_auto_increment): Fix spelling error in comment.
21765 * final.c (final_scan_insn): Likewise.
21767 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21770 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21771 allocator preferences for "y" and "r" class registers.
21772 ("*mov<mode>_internal"): Ditto.
21773 ("*movv2sf_internal_rex64"): Ditto.
21774 ("*movv2sf_internal"): Ditto.
21776 2008-03-19 Michael Matz <matz@suse.de>
21778 PR middle-end/35616
21779 * calls.c (expand_call): Check overlap of arguments with call
21780 address for sibcalls.
21782 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21785 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21786 of the underlying type of a MS bitfield layout to the natural
21787 alignment of the type.
21789 2008-03-19 Jan Hubicka <jh@suse.cz>
21792 * toplev.c (decode_d_option): Handle all CPP flags.
21793 * tree-vrp.c: Update tree_pass descriptors.
21794 * regrename.c: Update tree_pass descriptors.
21795 * fwprop.c: Update tree_pass descriptors.
21796 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21797 * tree-into-ssa.c: Update tree_pass descriptors.
21798 * tree-dump.c: Update tree_pass descriptors.
21799 * tree-complex.c: Update tree_pass descriptors.
21800 * tree-dump.h: Update tree_pass descriptors.
21801 * see.c: Update tree_pass descriptors.
21802 * cgraphbuild.c: Update tree_pass descriptors.
21803 * tracer.c: Update tree_pass descriptors.
21804 * tree-loop-distribution.c: Update tree_pass descriptors.
21805 * cgraph.c: Update tree_pass descriptors.
21806 * postreload-gcse.c: Update tree_pass descriptors.
21807 * postreload.c: Update tree_pass descriptors.
21808 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21809 * tree-tailcall.c: Update tree_pass descriptors.
21810 * tree-pass.h (tree_opt_pass): Rename to ...
21811 (opt_pass) ... this one; add "type" field and remove letter field.
21812 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21813 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21814 all_lowering_passes): Update declaration.
21815 * ipa-cp.c: Update tree_pass descriptors.
21816 * final.c: Update tree_pass descriptors.
21817 * omp-low.c: Update tree_pass descriptors.
21818 * tree-ssa-dse.c: Update tree_pass descriptors.
21819 * ipa-reference.c: Update tree_pass descriptors.
21820 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21821 * auto-inc-dec.c: Update tree_pass descriptors.
21822 * reorg.c: Update tree_pass descriptors.
21823 * cgraphunit.c: Update tree_pass descriptors.
21824 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21825 * tree-ssa-ccp.c: Update tree_pass descriptors.
21826 * df-core.c: Update tree_pass descriptors.
21827 * mode-switching.c: Update tree_pass descriptors.
21828 * tree-nomudflap.c: Update tree_pass descriptors.
21829 * modulo-sched.c: Update tree_pass descriptors.
21830 * ipa-pure-const.c: Update tree_pass descriptors.
21831 * cse.c: Update tree_pass descriptors.
21832 * web.c: Update tree_pass descriptors.
21833 * tree-stdarg.c: Update tree_pass descriptors.
21834 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21835 * tree-ssa-dom.c: Update tree_pass descriptors.
21836 * tree-nrv.c: Update tree_pass descriptors.
21837 * tree-ssa-alias.c: Update tree_pass descriptors.
21838 * loop-init.c: Update tree_pass descriptors.
21839 * gimple-low.c: Update tree_pass descriptors.
21840 * ipa-inline.c: Update tree_pass descriptors.
21841 * tree-ssa-sink.c: Update tree_pass descriptors.
21842 * global.c: Update tree_pass descriptors.
21843 * ifcvt.c: Update tree_pass descriptors.
21844 * jump.c: Update tree_pass descriptors.
21845 * predict.c: Update tree_pass descriptors.
21846 * tree-ssa-loop.c: Update tree_pass descriptors.
21847 * recog.c: Update tree_pass descriptors.
21848 * dse.c: Update tree_pass descriptors.
21849 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21850 * tree-eh.c: Update tree_pass descriptors.
21851 * regmove.c: Update tree_pass descriptors.
21853 * function.c: Update tree_pass descriptors.
21854 * tree-vectorizer.c: Update tree_pass descriptors.
21855 * gcse.c: Update tree_pass descriptors.
21856 * ipa-type-escape.c: Update tree_pass descriptors.
21857 * tree-if-conv.c: Update tree_pass descriptors.
21858 * init-regs.c: Update tree_pass descriptors.
21859 * ipa.c: Update tree_pass descriptors.
21860 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21861 * rtl-factoring.c: Update tree_pass descriptors.
21862 * lower-subreg.c: Update tree_pass descriptors.
21863 * bt-load.c: Update tree_pass descriptors.
21864 * tree-dfa.c: Update tree_pass descriptors.
21865 * except.c: Update tree_pass descriptors.
21866 * emit-rtl.c: Update tree_pass descriptors.
21867 * cfgexpand.c: Update tree_pass descriptors.
21868 * tree-cfgcleanup.c: Update tree_pass descriptors.
21869 * cfgcleanup.c: Update tree_pass descriptors.
21870 * tree-ssa-pre.c: Update tree_pass descriptors.
21871 * tree-sra.c: Update tree_pass descriptors.
21872 * tree-mudflap.c: Update tree_pass descriptors.
21873 * tree-ssa-copy.c: Update tree_pass descriptors.
21874 * cfglayout.c: Update tree_pass descriptors.
21875 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21876 * tree-ssa-dce.c: Update tree_pass descriptors.
21877 * tree-ssa.c: Update tree_pass descriptors.
21878 * regclass.c: Update tree_pass descriptors.
21879 * integrate.c: Update tree_pass descriptors.
21880 * tree-optimize.c: Update tree_pass descriptors.
21881 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21882 * tree-object-size.c: Update tree_pass descriptors.
21883 * combine.c: Update tree_pass descriptors.
21884 * tree-outof-ssa.c: Update tree_pass descriptors.
21885 * bb-reorder.c: Update tree_pass descriptors.
21886 * stack-ptr-mod.c: Update tree_pass descriptors.
21887 * var-tracking.c: Update tree_pass descriptors.
21888 * tree-profile.c: Update tree_pass descriptors.
21889 * tree-vect-generic.c: Update tree_pass descriptors.
21890 * reg-stack.c: Update tree_pass descriptors.
21891 * sched-rgn.c: Update tree_pass descriptors.
21892 * tree-ssa-structalias.c: Update tree_pass descriptors.
21893 * tree-cfg.c: Update tree_pass descriptors.
21894 * passes.c (current_pass): Update declaration.
21895 (finish_optimization_passes): Update.
21896 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21897 (register_one_dump_file, register_dump_files_1, next_pass_1):
21899 (init_optimization_passes): Update handling of new types.
21900 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21901 * ipa-struct-reorg.c: Update tree_pass descriptors.
21902 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21903 * combine-stack-adj.c: Update tree_pass descriptors.
21904 * cfgrtl.c: Update tree_pass descriptors.
21905 * dce.c: Update tree_pass descriptors.
21906 * tree-ssanames.c: Update tree_pass descriptors.
21908 2008-03-19 Richard Guenther <rguenther@suse.de>
21910 PR middle-end/35609
21911 * tree-ssa.c (walk_data): New structure.
21912 (warn_uninitialized_var): If not always_executed warn with "maybe"
21914 (execute_early_warn_uninitialized): Compute post-dominators.
21915 Initialize always_executed before processing each basic block.
21917 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21920 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21921 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21923 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21925 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21927 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21929 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21931 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21932 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21933 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21934 target after ignore has been set, and move there also the commputation
21935 of subtarget and original_target.
21936 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21937 (LANG_HOOKS_INITIALIZER): Remove it.
21938 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21940 2008-03-18 Richard Guenther <rguenther@suse.de>
21942 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21943 found an expression with constants, note that in the VN for the lhs.
21944 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21945 fold them to constants if possible. Run cleanup_cfg if done so.
21946 (execute_pre): Return todo.
21947 (do_pre): Likewise.
21948 (execute_fre): Likewise.
21949 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21951 (get_prop_source_stmt): Look through pointer conversions.
21953 2008-03-18 Jan Hubicka <jh@suse.cz>
21955 * tree-pretty-print.c: Include predict.h.
21956 (dump_generic_node): Dump predictor.
21957 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21958 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21959 * gimple-low.c (lower_stmt): Likewise.
21960 * expr.c (expand_expr_real): Likewise.
21961 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21963 (build_predict_expr, build_predict_expr): New.
21964 * predict.h (predictor_name, build_predict_expr): Update.
21965 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21966 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21967 * predict.def (PRED_CONTINUE): Update hitrate.
21968 * tree.def (PREDICT_EXPR): Define.
21969 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21970 do not handle BIND_EXPR.
21971 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21972 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21973 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21976 2008-03-18 Michael Matz <matz@suse.de>
21978 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21980 2008-03-18 Richard Guenther <rguenther@suse.de>
21982 * tree-gimple.h (is_gimple_invariant_address): Declare.
21983 (is_gimple_constant): Likewise.
21984 * tree-gimple.c (is_gimple_constant): New function.
21985 (is_gimple_invariant_address): Likewise.
21986 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21987 and is_gimple_invariant_address.
21988 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21990 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21991 an addressable base.
21993 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21995 PR middle-end/35611
21996 * gimplify.c (gimplify_expr): Gimplify second operand of
21999 2008-03-17 Richard Guenther <rguenther@suse.de>
22001 PR tree-optimization/19637
22002 * fold-const.c (fold_unary): Remove restrictions of removing
22003 intermediate pointer-conversions (P2)(P1)P0.
22004 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22005 conversion to void pointer.
22006 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22008 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22011 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22012 emulated thread local variables.
22014 2008-03-16 Richard Guenther <rguenther@suse.de>
22016 PR middle-end/35607
22017 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22018 expand TREE_INVARIANT operations that are not gimple invariant.
22020 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22022 * doc/extend.texi (Alignment): Say that the ABI controls
22023 the __alignof__ for non-strict-alignment targets rather
22024 than being a recommendation.
22026 2008-03-15 Paul Brook <paul@codesourcery.com>
22028 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22030 (arm_output_fn_unwind): Mark functions that can not be unwound.
22032 2008-03-15 Paul Brook <paul@codesourcery.com>
22034 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22035 extension instructions.
22037 2008-03-15 Richard Guenther <rguenther@suse.de>
22039 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22040 and fold constant aggregate refs.
22041 (fold_const_aggregate_ref): Handle string constants
22042 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22043 (evaluate_stmt): Simplify now that ccp_fold folds constant
22046 2008-03-15 Paul Brook <paul@codesourcery.com>
22048 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22049 (extzv): Use gen_extzv_t2.
22050 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22052 2008-03-15 Richard Guenther <rguenther@suse.de>
22054 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22055 (fold_const_aggregate_ref): Likewise.
22056 (get_value): Return NULL if we don't have any values.
22057 (ccp_finalize): Set const_val to NULL after freeing it.
22058 * tree-flow.h (get_symbol_constant_value): Declare.
22059 (fold_const_aggregate_ref): Likewise.
22060 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22062 2008-03-15 Richard Guenther <rguenther@suse.de>
22064 PR middle-end/35593
22065 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22066 to not produce negative array indices if not allowed. Add
22067 parameter to indicate that.
22068 (maybe_fold_offset_to_component_ref): Allow negative array
22069 indices only for the first member of a structure.
22070 (maybe_fold_offset_to_reference): Allow negative array indices.
22071 (maybe_fold_stmt_addition): Likewise.
22073 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22074 Anatoly Sokolov <aesok@post.ru>
22076 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22077 (avr_arch): Add ARCH_AVR6.
22078 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22079 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22080 instead of fixed value 2.
22081 (print_operand_address): Use gs() asm specifier instead of pm().
22082 (avr_assemble_integer): (Ditto.).
22083 (avr_output_addr_vec_elt): (Ditto.).
22084 (print_operand): Handle "!" code.
22085 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22086 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22087 (AVR_HAVE_EIJMP_EICALL): Define.
22088 (AVR_3_BYTE_PC): Redefine.
22089 (AVR_2_BYTE_PC): (Ditto.).
22090 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22091 (LINK_SPEC): Add atmega2560 and atmega2561.
22092 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22094 * config/avr/avr.md (call_insn): Use eicall instead of icall
22095 for 3 byte PC devices.
22096 (call_value_insn): (Ditto.).
22097 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22098 (indirect_jump): Use only for for 2 byte PC devices.
22099 (*tablejump): (Ditto.).
22100 (*indirect_jump_avr6): Add insn.
22101 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22102 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22103 instead of ijmp for 3 byte PC devices.
22104 (__tablejump2__): (Ditto.).
22105 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22106 (MULITLIB_DIRNAMES): (Ditto.).
22107 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22109 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22111 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22112 "sse2_umulsidi3". Use V1DI mode for operand 0.
22113 ("mmx_psadbw"): Use V1DI mode for operand 0.
22114 * config/i386/i386-modes.def (V1SI): New vector mode.
22115 * config/i386/i386.c (struct builtin_description)
22116 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22117 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22118 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22119 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22120 v1di_ftype_v8qi_v8qi type.
22121 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22123 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22124 __builtin_ia32_pmuludq]: Fix the mode of return value.
22126 2008-03-15 Richard Guenther <rguenther@suse.de>
22128 PR middle-end/35595
22129 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22132 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22134 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22135 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22136 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22137 unless TARGET_SERIALIZE_VOLATILE is enabled.
22138 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22139 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22140 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22142 2008-03-14 Richard Guenther <rguenther@suse.de>
22144 PR tree-optimization/34172
22145 * tree-flow.h (refs_may_alias_p): Declare.
22146 (get_single_def_stmt): Likewise.
22147 (get_single_def_stmt_from_phi): Likewise.
22148 (get_single_def_stmt_with_phi): Likewise.
22149 * tree-dfa.c (refs_may_alias_p): New function.
22150 (get_single_def_stmt): Likewise.
22151 (get_single_def_stmt_from_phi): Likewise.
22152 (get_single_def_stmt_with_phi): Likewise.
22153 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22154 (vn_reference_lookup_1): New helper function.
22155 (vn_reference_lookup): Walk the virtual use-def chain to
22156 continue searching for a match if the def does not alias the
22157 reference we are looking for.
22159 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22161 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22162 archive and Perzl. Update The Written Word listing.
22164 2008-03-14 Richard Guenther <rguenther@suse.de>
22166 PR tree-optimization/34043
22167 PR tree-optimization/33989
22168 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22170 (bitmap_find_leader): Use extra argument to verify dominance
22171 relationship inside a basic-block.
22172 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22173 (find_leader_in_sets): Adjust.
22174 (create_component_ref_by_pieces): Take extra argument for
22175 dominance check, handle lookup failures.
22176 (find_or_generate_expression): Likewise.
22177 (create_expression_by_pieces): Likewise.
22178 (insert_into_preds_of_block): Adjust.
22179 (create_value_expr_from): If asked for, verify all operands
22180 are in the blocks AVAIL_OUT set.
22181 (make_values_for_stmt): Check for SSA_NAMEs that are life
22182 over an abnormal edge.
22183 (compute_avail): Remove such check.
22184 (do_SCCVN_insertion): New function.
22185 (eliminate): If we do not find a leader suitable for replacement
22186 insert a replacement expression from SCCVN if available.
22187 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22188 (struct vn_ssa_aux): Add needs_insertion flag.
22189 * tree-ssa-sccvn.c (may_insert): New global flag.
22190 (copy_reference_ops_from_ref): Value-number union member access
22191 based on its size, not type and member if insertion is allowed.
22192 (visit_reference_op_load): For a weak match from union type
22193 punning lookup a view-converted value and insert a SSA_NAME
22194 for that value if that is not found.
22195 (visit_use): Make dumps shorter. Do not disallow value numbering
22196 SSA_NAMEs that are life over an abnormal edge to constants.
22197 (free_scc_vn): Release inserted SSA_NAMEs.
22198 (run_scc_vn): New flag to specify whether insertion is allowed.
22199 Process SSA_NAMEs in forward order.
22200 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22201 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22202 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22203 pointer type to/from integral types that do not change the
22204 precision to regular conversions.
22206 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22208 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22209 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22210 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22211 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22212 input arguments and the mode of return value. Built-in functions
22213 that operate on whole 64-bit MMX register now use V1DI mode.
22215 2008-03-13 Alon Dayan <alond@il.ibm.com>
22216 Olga Golovanevsky <olga@il.ibm.com>
22218 PR tree-optimization/35041
22219 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22220 to locate the right position in a statement.
22222 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22226 * config/i386/xmmintrin.h: Change all static inline functions to
22227 extern inline and add __gnu_inline__ attribute.
22228 * config/i386/bmintrin.h: Ditto.
22229 * config/i386/smmintrin.h: Ditto.
22230 * config/i386/tmmintrin.h: Ditto.
22231 * config/i386/mmintrin-common.h: Ditto.
22232 * config/i386/ammintrin.h: Ditto.
22233 * config/i386/emmintrin.h: Ditto.
22234 * config/i386/pmmintrin.h: Ditto.
22235 * config/i386/mmintrin.h: Ditto.
22236 * config/i386/mm3dnow.h: Ditto.
22238 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22240 PR middle-end/35185
22241 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22242 (lower_omp_2): New function.
22243 (lower_omp_1, lower_omp): Rewritten.
22245 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22248 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22249 with the phrase "Microsoft Windows compilers".
22250 (Push/Pop Macro Pragmas): New subsection. Document
22251 #pragma push_macro and pragma pop_macro.
22253 2008-03-12 Paul Brook <paul@codesourcery.com>
22255 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22257 2008-03-12 Paul Brook <paul@codesourcery.com>
22259 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22260 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22261 (thumb2_addsi_shortim): Rename ...
22262 (thumb2_addsi_short): ... to this. Allow register operands.
22263 (thumb2_subsi_short): New pattern.
22264 (thumb2_one_cmplsi2_short,
22265 thumb2_negsi2_short): New patterns and peepholes.
22267 2008-03-12 Paul Brook <paul@codesourcery.com>
22269 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22271 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22273 * config/i386/i386.md (int_cond): New code iterator.
22275 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22276 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22277 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22278 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22279 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22280 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22281 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22282 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22284 2008-03-12 Paul Brook <paul@codesourcery.com>
22286 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22287 instead of {arm,thumb}_compute_save_reg_mask.
22288 (output_return_instruction): Ditto.
22289 (thumb_unexpanded_epilogue): Ditto.
22290 (thumb1_expand_prologue): Ditto.
22291 (thumb1_output_function_prologue): Ditto.
22292 (arm_set_return_address): Ditto.
22293 (thumb_set_return_address): Ditto.
22294 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22295 regs to achieve stack alignment.
22296 (thumb1_compute_save_reg_mask): Fix compiler warning.
22297 (arm_output_epilogue): Use offsets->saved_regs_mask.
22298 Adjust stack pointer by poping call clobered registers.
22299 (arm_expand_prologue): Use offsets->saved_regs_mask.
22300 Adjust stack pointer by pushing extra registers.
22301 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22303 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22306 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22307 conversion to the operands of a multiplication.
22309 2008-03-12 Richard Guenther <rguenther@suse.de>
22311 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22312 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22313 * timevar.def (TV_TREE_PHIPROP): Add.
22314 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22315 pass description. Use TV_TREE_PHIPROP.
22316 * tree-ssa-forwprop.c: Remove phiprop code.
22318 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22320 PR middle-end/35549
22321 * omp-low.c (maybe_lookup_decl): Constify first argument.
22322 (use_pointer_for_field): Change last argument from bool to
22323 omp_context *. Disallow shared copy-in/out in nested
22324 parallel if decl is shared in outer parallel too.
22325 (build_outer_var_ref, scan_sharing_clauses,
22326 lower_rec_input_clauses, lower_copyprivate_clauses,
22327 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22329 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22330 Ira Rosen <irar@il.ibm.com>
22332 * tree-vectorizer.c (free_stmt_vec_info): New function.
22333 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22334 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22335 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22336 * tree-vect-transform.c (vectorizable_conversion): Free
22337 vec_oprnds0 if it was allocated.
22338 (vect_permute_store_chain): Remove unused VECs.
22339 (vectorizable_store): Free VECs that are allocated in the..
22341 (vect_transform_strided_load, vectorizable_load): Likewise.
22342 (vect_remove_stores): Simplify the code.
22343 (vect_transform_loop): Move code to vect_remove_stores().
22344 Call vect_remove_stores() and free_stmt_vec_info().
22346 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22348 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22349 TARGET_HPUX. Revise comment.
22350 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22351 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22352 Use sr4 variant of `be' instruction when not generating PIC code.
22353 (attr_length_call): Adjust for above change.
22355 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22357 * ipa-reference.c (static_execute): Remove module_statics_const and
22358 associated setting code.
22360 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22363 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22364 predicate for operand 1.
22365 (paritysi2_cmp): Use register_operand predicate for operand 2.
22366 Use earlyclobber modifier for operand 1. Remove support for
22368 (paritydi2_cmp): Use register_operand predicate for operand 3.
22369 Use earlyclobber modifier for operand 1. Remove support for
22372 2008-03-11 Paul Brook <paul@codesourcery.com>
22373 Vladimir Prus <vladimir@codesourcery.com>
22375 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22376 (arm_compute_save_reg0_reg12_mask): Always
22377 check if register 11 must be saved. Always safe hard frame pointer
22378 when frame_pointer_needeed.
22379 (arm_compute_save_reg_mask): Save IP and PC
22380 only with apcs frames.
22381 (arm_output_epilogue): Adjust Thumb2 codepath to
22382 be also invoked and work for ARM non-apcs frames.
22383 (arm_expand_prologue): Don't bother saving IP
22384 for non-apcs frame, since it's not clobbered by
22385 prologue code. Implement non-apcs frame
22388 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22390 PR rtl-optimization/35281
22391 * expr.c (convert_move): Use a new pseudo for the intermediate
22392 from_mode->word_mode result.
22394 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22396 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22397 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22398 * toplev.c (compile_file): Don't call it.
22400 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22402 PR middle-end/35526
22403 * expr.c (store_expr): Call emit_block_move if the mode
22404 of "temp" RTX is BLKmode.
22406 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22407 Richard Guenther <rguenther@suse.de>
22409 PR tree-optimization/31358
22410 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22411 the step with a NULL_TREE.
22412 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22413 to sizetype if type is a pointer type.
22414 (add_candidate_1): Don't convert the base and step to
22415 the generic type if the orginal type is a pointer type.
22416 (add_iv_value_candidates): Use sizetype for the step
22417 if type is a pointer type.
22418 (cand_value_at): Likewise.
22419 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22421 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22422 Don't convert the tem affine to the type.
22423 (add_elt_to_tree): Use sizetype for the step if a pointer.
22424 Use POINTER_PLUS_EXPR for pointers.
22425 (aff_combination_to_tree): Use sizetype for the step if a
22428 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22430 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22431 Remove commutativity hint.
22433 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22437 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22438 errorneous type. Check that v is a VAR_DECL.
22440 PR middle-end/35099
22441 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22443 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22445 PR tree-optimization/35494
22446 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22447 may be overriden at link and run time.
22449 2008-03-10 Richard Guenther <rguenther@suse.de>
22451 PR tree-optimization/34677
22452 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22453 (poolify_tree): Likewise.
22454 (modify_expr_template): Likewise.
22455 (poolify_modify_stmt): Likewise.
22456 (insert_fake_stores): Handle all component-ref style stores
22457 in addition to INDIRECT_REF. Also handle complex types.
22458 Do not poolify the inserted load.
22459 (realify_fake_stores): Do not rebuild the tree but only
22460 make it a SSA_NAME copy.
22461 (init_pre): Remove initialzation of modify_expr_template.
22462 Do not allocate modify_expr_node_pool.
22463 (fini_pre): Do not free modify_expr_node_pool.
22465 2008-03-10 Paul Brook <paul@codesourcery.com>
22467 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22468 to avoid conflicts.
22470 2008-03-10 Paul Brook <paul@codesourcery.com>
22471 Mark Shinwell <shinwell@codesourcery.com>
22473 * config/arm/cortex-r4.md: New.
22474 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22476 * config/arm/arm.md: Include cortex-r4.md.
22477 (insn): Add smmls, sdiv and udiv values.
22478 (generic_sched): Don't use generic scheduling for Cortex-R4.
22479 (arm_issue_rate): New function.
22480 (TARGET_SCHED_ISSUE_RATE): Define.
22482 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22484 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22486 2008-03-10 Richard Guenther <rguenther@suse.de>
22488 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22489 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22491 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22493 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22494 Set default to true.
22496 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22498 * c.opt (Wsynth): Deprecate.
22499 * doc/invoke.texi (Option Summary, Warning Options): Document
22500 -Wno-format-contains-nul.
22502 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22505 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22506 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22508 2008-03-09 Ira Rosen <irar@il.ibm.com>
22510 * config/rs6000/rs6000.c (builtin_description): Rename vector
22511 left shift operations.
22512 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22513 (altivec_vsl<VI_char>): Rename to ...
22514 (ashl<mode>3): ... new name.
22515 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22517 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22519 2008-03-08 Richard Guenther <rguenther@suse.de>
22521 * coverage.h (tree_coverage_counter_addr): Declare.
22522 * coverage.c (tree_coverage_counter_addr): New function.
22523 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22524 before using again.
22525 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22526 (tree_gen_one_value_profiler): Likewise.
22527 (tree_gen_ic_profiler): Likewise.
22528 (tree_gen_average_profiler): Likewise.
22529 (tree_gen_ior_profiler): Likewise.
22531 2008-03-08 Richard Guenther <rguenther@suse.de>
22533 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22534 (vn_binary_op_insert): Likewise.
22535 (vn_unary_op_lookup): Likewise.
22536 (vn_unary_op_insert): Likewise.
22537 (vn_nary_op_lookup): Declare.
22538 (vn_nary_op_insert): Likewise.
22539 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22540 and binary hashes, use a single obstack for unary_op_pool
22541 and binary_op_pool.
22542 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22543 a single struct vn_nary_op_s. Store tree code length and
22544 a variable number of operands.
22545 (struct vn_reference_op_struct): Remove unused op2.
22546 (vn_reference_op_eq): Do not compare op2.
22547 (vn_reference_op_compute_hash): Do not compute hash of op2.
22548 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22549 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22550 with vn_nary_op_compute_hash.
22551 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22552 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22554 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22556 (visit_unary_op): Call nary functions.
22557 (visit_binary_op): Likewise.
22558 (process_scc): Adjust for struct vn_tables_s changes.
22559 (allocate_vn_table): Likewise.
22560 (free_vn_table): Likewise.
22561 * tree-vn.c (vn_add): Call nary functions.
22562 (vn_lookup): Likewise.
22564 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22567 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22568 wdst back after sync_compare_and_swapqhi_internal.
22570 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22573 * config/i386/i386-modes.def (V1DI): New vector mode.
22574 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22575 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22576 (MMXMODE248): Ditto.
22577 (MMXMODE): Add V1DI mode.
22578 (mmxvecsize): Change DI mode to V1DI mode.
22579 ("mov<mode>): Use MMXMODEI8 mode iterator.
22580 ("*mov<mode>_internal_rex64"): Ditto.
22581 ("*mov<mode>_internal"): Ditto.
22582 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22583 ("mmx_sub<mode>3"): Ditto.
22584 ("mmx_adddi3"): Remove insn pattern.
22585 ("mmx_subdi3"): Ditto.
22586 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22587 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22588 ("mmx_ashl<mode>3"): Ditto.
22589 ("mmx_lshrdi3"): Remove insn pattern.
22590 ("mmx_ashldi3"): Ditto.
22591 * config/i386/i386.c (classify_argument): Handle V1DImode.
22592 (function_arg_advance_32): Ditto.
22593 (function_arg_32): Ditto.
22594 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22595 mmx_addv1di3 insn pattern.
22596 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22597 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22598 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22599 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22600 Remove definitions of built-in functions.
22601 (V1DI_type_node): New node.
22602 (v1di_ftype_v1di_int): Ditto.
22603 (v1di_ftype_v1di_v1di): Ditto.
22604 (v2si_ftype_v2si_si): Ditto.
22605 (v4hi_ftype_v4hi_di): Remove node.
22606 (v2si_ftype_v2si_di): Ditto.
22607 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22608 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22609 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22610 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22611 Add new builtins using def_builtin_const.
22612 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22613 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22614 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22615 * config/i386/mmintrin.h (__v1di): New typedef.
22616 (_mm_add_si64): Cast arguments to __v1di type.
22617 (_mm_sub_si64): Ditto.
22618 (_mm_sll_pi16): Cast __count to __v4hi type.
22619 (_mm_sll_pi32): Cast __count to __v2si type.
22620 (_mm_sll_si64): Cast arguments to __v1di type.
22621 (_mm_srl_pi16): Cast __count to __v4hi type.
22622 (_mm_srl_pi32): Cast __count to __v2si type.
22623 (_mm_srl_si64): Cast arguments to __v1di type.
22624 (_mm_sra_pi16): Cast __count to __v4hi type.
22625 (_mm_sra_pi32): Cast __count to __v2si type.
22626 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22627 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22628 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22629 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22630 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22631 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22632 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22633 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22634 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22635 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22636 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22637 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22639 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22641 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22643 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22646 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22647 reg+const addressing for Altivec modes. Don't generate reg+reg
22648 addressing for TFmode or TDmode quantities.
22650 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22652 * c-common.c (vector_types_convertible_p): Call langhook
22653 instead of comptypes.
22655 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22658 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22659 integral and scalar float variables which have a
22662 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22664 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22665 dwarf_register_span hook when emitting unwind information for
22666 register-to-memory saves.
22667 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22668 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22670 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22672 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22673 for the same VAR_DECL.
22675 2008-03-06 Tom Tromey <tromey@redhat.com>
22677 * treelang: Delete.
22678 * doc/standards.texi (Standards): Don't mention treelang.
22679 * doc/invoke.texi (Overall Options): Don't mention treelang.
22680 * doc/install.texi (Prerequisites): Don't mention bison or
22682 (Configuration): Don't mention treelang.
22683 (Building): Likewise.
22684 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22686 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22688 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22689 word-extractions out of a multi-word object.
22691 2008-03-06 Richard Guenther <rguenther@suse.de>
22693 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22694 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22695 result type and precision.
22696 * expr.c (get_inner_reference): Set unsignedp based on the result
22697 type of BIT_FIELD_REF.
22698 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22699 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22700 (try_instantiate_multiple_fields): Likewise. Use the correct type
22702 (sra_build_assignment): Likewise.
22703 (sra_build_elt_assignment): Likewise.
22704 (sra_explode_bitfield_assignment): Likewise.
22705 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22706 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22707 set BIT_FIELD_REF_UNSIGNED.
22708 (vectorizable_load): Likewise.
22710 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22712 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22715 2008-03-06 Richard Guenther <rguenther@suse.de>
22717 * alias.c (struct alias_set_entry): Move has_zero_child field
22718 to pack with alias_set.
22720 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22722 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22725 2008-03-05 Ian Lance Taylor <iant@google.com>
22727 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22729 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22731 * fwprop.c (update_df): Support width and offset parameters of
22733 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22734 global_conflicts): Change DF_REF_EXTRACT to either
22735 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22736 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22737 * df-scan.c (df_ref_record, df_defs_record,
22738 df_ref_create_structure, df_def_record_1, df_uses_record,
22739 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22740 df_bb_refs_collect, df_entry_block_defs_collect,
22741 df_exit_block_uses_collect): Support new width and offset fields.
22742 (ref_extract_pool): New storage pool.
22743 (df_free_ref): New function.
22744 (df_reg_chain_unlink, df_free_collection_rec,
22745 df_sort_and_compress_refs): Call df_free_ref.
22746 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22748 (df_ref_create_structure): Allocate df_ref_extract if offset and
22749 width fields are used.
22750 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22751 (df_uses_record): Get offset and width from ZERO_EXTRACT
22753 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22754 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22755 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22756 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22757 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22758 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22759 (df_ref_extract): New structure.
22760 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22761 (df_ref_create): Add width and offset parameters.
22763 2008-03-05 Richard Guenther <rguenther@suse.de>
22765 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22766 Use ranges_overlap_p.
22767 (offset_overlaps_with_access): Rename
22768 to ranges_overlap_p and move ...
22769 * tree-flow-inline.h (ranges_overlap_p): ... here.
22771 * tree.h (get_inner_reference, handled_component_p): Update
22774 * tree.h (record_component_aliases, get_alias_set,
22775 alias_sets_conflict_p, alias_sets_must_conflict_p,
22776 objects_must_conflict_p): Move declarations ...
22777 * alias.h (record_component_aliases, get_alias_set,
22778 alias_sets_conflict_p, alias_sets_must_conflict_p,
22779 objects_must_conflict_p): ... here.
22780 Include coretypes.h.
22781 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22783 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22785 * cfg.c: Include tree-flow.h.
22786 (remove_edge_raw): Call redirect_edge_var_map_clear.
22787 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22788 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22789 (redirect_edge_var_map_result): New.
22790 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22791 PENDING_STMT use with redirect_edge_var_map_*.
22792 * tree-ssa.c (edge_var_maps): New definition.
22793 (redirect_edge_var_map_add): New.
22794 (redirect_edge_var_map_clear): New.
22795 (redirect_edge_var_map_dup): New.
22796 (redirect_edge_var_map_vector): New.
22797 (redirect_edge_var_map_destroy): New.
22798 (ssa_redirect_edge): Replace PENDING_STMT use with
22799 redirect_edge_var_map_*.
22800 (flush_pending_stmts): Same.
22801 (delete_tree_ssa): Destroy edge var map.
22802 * tree-flow.h (struct _edge_var_map): New.
22803 Define edge_var_map vector type.
22804 Declare redirect_edge_var_map_* prototypes.
22805 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22806 * tree-cfg.c (reinstall_phi_args): Replace
22807 PENDING_STMT use with redirect_edge_var_map_*.
22809 2008-03-05 Richard Guenther <rguenther@suse.de>
22811 PR tree-optimization/35472
22812 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22813 whose single use_stmt has a overlapping set of loaded and
22814 stored symbols as that use_stmt might be a noop assignment then.
22816 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22818 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22820 2008-03-05 Richard Guenther <rguenther@suse.de>
22823 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22824 should be constants.
22825 * tree-cfg.c (verify_expr): Verify it.
22826 * fold-const.c (fold_truthop): Remove code generating
22827 BIT_FIELD_REFs of structure bases.
22828 (fold_binary): Likewise.
22829 (fold_ternary): Position and size of BIT_FIELD_REFs are
22830 always host integers.
22831 (make_bit_field_ref): Remove.
22832 (optimize_bit_field_compare): Remove.
22833 (all_ones_mask_p): Remove.
22835 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22838 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22839 (split_block_and_df_analyze): New. Split basic block and rebuild
22841 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22843 (split_pattern_seq): Likewise.
22844 (erase_matching_seqs): Likewise.
22845 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22847 2008-03-04 Geoff Keating <geoffk@apple.com>
22849 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22850 declaration and code.
22851 (tree_invalid_nonnegative_warnv_p): Likewise.
22853 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22855 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22856 examples. Truncate option-names then causing overfull hbox.
22858 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22861 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22863 * configure: Rebuilt.
22865 2008-03-04 Rafael Espíndola <espindola@google.com>
22867 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22868 (tree_unary_nonnegative_warnv_p): New.
22869 (tree_binary_nonnegative_warnv_p): New.
22870 (tree_single_nonnegative_warnv_p): New.
22871 (tree_invalid_nonnegative_warnv_p): New.
22872 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22874 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22877 * opts.c (handle_option): Postpone 'unknown option' errors only for
22880 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22883 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22886 2008-03-04 Rafael Espíndola <espindola@google.com>
22888 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22889 (tree_binary_nonzero_warnv_p): New.
22890 (tree_single_nonzero_warnv_p): New.
22891 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22893 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22895 PR middle-end/35456
22896 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22897 transformations for modes that have signed zeros.
22898 * ifcvt.c (noce_try_abs): Ditto.
22900 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22902 * config/i386/i386.c (override_options): Force
22903 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22905 2008-03-04 Jan Hubicka <jh@suse.cz>
22908 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22911 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22913 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22914 label to probe the stack.
22916 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22918 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22919 (__gthr_win32_mutex_destroy): Declare.
22920 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22921 __gthr_win32_mutex_destroy.
22922 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22924 2008-03-03 Jan Hubicka <jh@suse.cz>
22927 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22928 aggressive on inlining cold calls.
22930 2008-03-03 Richard Guenther <rguenther@suse.de>
22932 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22933 struct copies into the expression table.
22934 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22935 (try_to_simplify): Likewise.
22936 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22937 integral and pointer arguments which do not change the
22938 precision to NOP_EXPRs.
22939 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22940 VIEW_CONVERT_EXPR case.
22942 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22944 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22945 defined in a loop at depth 0 is invariant.
22946 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22947 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22948 be called at loop depth 0.
22950 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22953 * gcc.c (process_command): Update copyright notice dates.
22954 * gcov.c (print_version): Likewise.
22955 * gcov-dump.c (print_version): Likewise.
22956 * mips-tfile.c (main): Likewise.
22957 * mips-tdump.c (main): Likewise.
22959 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22962 * c-common.c (flag_permissive): Delete.
22963 (constant_expression_warnings): Check flags first.
22964 (constant_expression_error): New.
22965 * c-common.h (flag_permissive): Delete.
22966 (constant_expression_error): Declare.
22967 * flags.h (flag_permissive): Declare. Update description.
22968 * diagnostic.c (pedwarn): Update.
22970 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22971 (permissive_error_kind): New.
22972 * toplev.c (flag_permissive): Define. Update description.
22973 * toplev.h (permissive_error_kind): Declare.
22974 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22975 (pedwarn_c90): Use pedantic_warning_kind.
22976 * c-opts.c (c_common_post_options): flag_permissive does not affect
22977 flag_pedantic_errors.
22979 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22981 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22982 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22983 __absvsi2, __absvDI2): Use unsigned arithmetic.
22985 2008-03-02 Andi Kleen <ak@suse.de>
22986 Richard Guenther <rguenther@suse.de>
22988 * struct-equiv.c: Remove file.
22989 * cfg_cleanup.c (condjump_equiv_p): Remove.
22990 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22991 (struct-equiv.o): Remove rule.
22992 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22993 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22994 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22996 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22998 * ifcvt.c (noce_process_if_block): Try to handle only the then
22999 block if the else block exists but isn't suitable.
23001 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23004 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23005 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23006 regression from previous patch.
23008 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23011 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23013 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23014 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23015 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23016 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23017 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23018 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23019 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23020 (__gthread_mutex_destroy_function): Rename to
23021 __gthread_mutex_destroy.
23022 * gthr-dce.h (__gthread_mutex_destroy): Call
23023 pthread_mutex_destroy.
23024 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23025 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23026 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23028 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23030 * df-scan.c (df_ref_chain_change_bb): Simplify.
23031 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23032 set_block_for_insn if there's any change.
23033 * df.h ((df_insn_change_bb): Fix prototype.
23034 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23035 df_insn_change_bb, don't call set_block_for_insn.
23036 * emit-rtl.c (reorder_insns): Likewise.
23037 * haifa-sched.c (move_insn): Likewise.
23039 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23041 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23043 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23045 * tree-flow-inline.h (next_readonly_imm_use): Return
23046 NULL_USE_OPERAND_P after the end.
23048 2008-03-01 Richard Guenther <rguenther@suse.de>
23050 PR tree-optimization/35411
23051 * tree-sra.c (sra_build_assignment): Split conversion to
23052 final type to a separate statement if we are not assigning
23055 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23057 * fold-const.c (fold_convertible_p): Correct the logic to follow
23058 that in fold_convert().
23060 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23063 * tree-inline.c (build_duplicate_type): When we make a
23064 duplicate type, make it unique in the canonical types system.
23066 2008-02-29 Tom Tromey <tromey@redhat.com>
23068 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23069 input_file_stack_history, input_file_stack_restored): Remove.
23070 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23071 * input.h (struct file_stack): Remove.
23072 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23073 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23075 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23077 (diagnostic_last_module_changed): Add 'map' argument.
23078 (diagnostic_set_last_function): Likewise.
23079 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23080 line map, not input_file_stack.
23081 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23083 2008-02-29 Paul Brook <paul@codesourcery.com>
23085 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23087 2008-02-29 Paul Brook <paul@codesourcery.com>
23089 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23091 2008-02-29 Richard Guenther <rguenther@suse.de>
23093 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23095 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23096 value for comparing for a store match.
23097 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23098 (try_to_simplify): Do not do a full-blown reference lookup.
23100 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23102 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23103 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23105 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23107 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23109 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23110 strides against cache sizes.
23112 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23114 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23117 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23119 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23120 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23121 is smaller than the original promoted value.
23122 (simplify_subreg): If OP is a SUBREG, try to preserve its
23123 SUBREG_PROMOTED_VAR_P information.
23125 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23127 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23128 (VN_INFO_GET): Allocate new objects on the obstack.
23129 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23130 for rpo_numbers_temp, for consistency.
23131 (free_scc_vn): Free the obstack.
23133 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23135 * doc/invoke.texi: Document -ftree-loop-distribution.
23136 * tree-loop-distribution.c: New.
23137 * tree-pass.h (pass_loop_distribution): New.
23138 * graphds.h (struct graph): Add htab_t indices.
23139 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23140 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23141 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23142 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23143 * tree-data-ref.c (debug_data_dependence_relations): New.
23144 (dump_data_dependence_relation): Also print data references.
23145 (free_data_ref): Extern.
23146 (same_access_functions): Moved...
23147 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23148 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23149 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23150 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23151 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23152 (stmts_from_loop): Skip LABEL_EXPR.
23153 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23155 (build_rdg): Initialize rdg->indices htab.
23156 (free_rdg, stores_from_loop, ref_base_address,
23157 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23158 have_similar_memory_accesses_1, ref_base_address_1,
23159 remove_similar_memory_refs): New.
23160 * tree-data-ref.h: Depend on tree-chrec.h.
23161 (debug_data_dependence_relations, free_data_ref): Declared.
23162 (same_access_functions): ... here.
23163 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23165 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23166 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23167 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23168 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23169 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23170 rdg_vertex_for_stmt): Declared.
23171 (struct rdg_edge): Add level.
23173 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23174 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23176 (rdg_has_similar_memory_accesses): New.
23177 * tree-vect-analyze.c: Remove unused static decls.
23178 * lambda.h (dependence_level): New.
23179 * common.opt (ftree-loop-distribution): New.
23180 * tree-flow.h (mark_virtual_ops_in_bb,
23181 slpeel_tree_duplicate_loop_to_edge_cfg,
23182 rename_variables_in_loop): Declared.
23183 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23184 (OBJS-common): Add tree-loop-distribution.o.
23185 (tree-loop-distribution.o): New rule.
23186 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23187 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23188 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23190 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23193 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23194 other than structures and unions.
23196 2008-02-28 Richard Guenther <rguenther@suse.de>
23199 2008-02-26 Richard Guenther <rguenther@suse.de>
23201 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23202 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23203 (lookup_decl_from_uid): Declare.
23204 (remove_decl_from_map): Likewise.
23205 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23206 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23207 (decl_for_uid_map): New global hashtable mapping DECL_UID
23209 (init_ttree): Allocate it.
23210 (insert_decl_to_uid_decl_map): New helper function.
23211 (make_node_stat): Insert new decls into the map.
23212 (copy_node_stat): Likewise.
23213 (lookup_decl_from_uid): New function.
23214 (remove_decl_from_map): Likewise.
23215 (print_decl_for_uid_map_statistics): New helper.
23216 (dump_tree_statistics): Call it.
23218 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23219 (referenced_var_iterator): Adjust.
23220 (FOR_EACH_REFERENCED_VAR): Adjust.
23221 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23222 (num_referenced_vars): Adjust.
23223 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23224 (first_referenced_var): Remove.
23225 (end_referenced_vars_p): Likewise.
23226 (next_referenced_var): Likewise.
23227 (referenced_var_iterator_set): New helper function.
23228 * tree-dfa.c (referenced_var_lookup): Adjust.
23229 (referenced_var_check_and_insert): Likewise.
23230 (remove_referenced_var): Likewise.
23231 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23232 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23233 (verify_call_clobbering): Likewise.
23234 (verify_memory_partitions): Likewise.
23235 (init_tree_ssa): Allocate bitmap instead of hashtable for
23237 (delete_tree_ssa): Adjust.
23238 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23239 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23240 (compute_tag_properties): Likewise.
23241 (set_initial_properties): Likewise.
23242 (find_partition_for): Likewise.
23243 (update_reference_counts): Likewise.
23244 (dump_may_aliases_for): Likewise.
23245 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23246 (add_call_clobber_ops): Likewise.
23247 (add_call_read_ops): Likewise.
23248 (get_asm_expr_operands): Likewise.
23249 * tree-into-ssa.c (dump_decl_set): Likewise.
23250 (update_ssa): Likewise.
23251 * tree-sra.c (scan_function): Likewise.
23252 (decide_instantiations): Likewise.
23253 (scalarize_parms): Likewise.
23254 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23255 (dsa_named_for): Likewise.
23256 * tree-ssa-structalias.c (update_alias_info): Likewise.
23257 (merge_smts_into): Likewise.
23259 2008-02-27 David Daney <ddaney@avtrex.com>
23262 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23263 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23264 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23265 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23266 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23268 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23271 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23272 (BUILT_IN_NEXTTOWARD): Remove.
23273 (BUILT_IN_NEXTTOWARDF): Ditto.
23274 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23275 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23277 2008-02-27 Tom Tromey <tromey@redhat.com>
23279 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23280 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23282 2008-02-27 Jan Beulich <jbeulich@novell.com>
23284 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23285 update the respective field on newdecl.
23287 2008-02-27 Revital Eres <eres@il.ibm.com>
23289 PR rtl-optimization/34999
23290 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23291 crossing edges that ends with a call insn.
23292 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23293 call insn and clear the EDGE_CROSSING flag of the crossing edge
23294 when fixing fallthru edges.
23296 2008-02-27 Richard Guenther <rguenther@suse.de>
23298 PR middle-end/35390
23299 * fold-const.c (fold_unary): Return the correct argument,
23300 converted to the result type.
23302 2008-02-27 Richard Guenther <rguenther@suse.de>
23304 PR middle-end/34971
23305 * expr.c (expand_expr_real_1): Assert on rotates that operate
23307 * fold-const.c (fold_binary): Use the types precision, not the
23308 bitsize of the mode if folding rotate expressions. Build rotates
23309 only for full modes.
23311 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23313 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23314 and CPP_PRAGMA_EOL.
23315 * c-pragma.c (pragma_ns_name): New typedef.
23316 (registered_pp_pragmas): New variable.
23317 (c_pp_lookup_pragma): New function.
23318 (c_register_pragma_1): If flag_preprocess_only, do nothing
23319 for non-expanded pragmas, for expanded ones push pragma's
23320 namespace and name into registered_pp_pragmas vector.
23321 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23322 flag_preprocess_only, don't register GCC pch_preprocess
23323 pragma if flag_preprocess_only.
23324 * c-opts.c (c_common_init): Call init_pragma even if
23325 flag_preprocess_only.
23326 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23327 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23328 cpp_register_pragma if flag_preprocess_only.
23330 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23333 * c-parser.c (c_parser_translation_unit): Warn for empty
23334 translation unit, not empty source file.
23336 2008-02-26 Paul Brook <paul@codesourcery.com>
23338 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23339 operand for Thumb-2.
23340 * config/arm/arm.h (reg_class): Add CORE_REGS.
23341 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23342 (BASE_REG_CLASS): Use CORE_REGS.
23343 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23344 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23345 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23346 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23347 ARM_REGNO_OK_FOR_INDEX_P.
23348 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23349 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23350 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23351 (ldm/stm peepholes): Ditto.
23352 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23353 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23354 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23355 * config/arm/constraints.md: Enable "k" constraint on ARM.
23357 2008-02-27 Ben Elliston <bje@au.ibm.com>
23359 * config/rs6000/rs6000.c: Annotate cache line size field in all
23360 instances of struct processor_costs.
23362 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23364 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23365 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23366 jump_bypass): New counters.
23367 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23368 * dce.c (gate_ud_dce): Same.
23369 (gate_fast_dce): Same.
23370 * dse.c (gate_dse1): New function.
23371 (gate_dse2): New function.
23372 (gate_dse): Merge results of new gate functions.
23373 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23374 (gate_handle_jump_bypass): Add dbg_cnt.
23375 (gate_handle_gcse): Add dbg_cnt.
23376 * ifcvt.c (gate_handle_if_conversion): Same.
23377 (gate_handle_if_after_combine): Same.
23378 (gate_handle_if_after_reload): Same.
23379 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23381 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23383 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23385 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23387 2008-02-26 Jason Merrill <jason@redhat.com>
23390 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23391 alone if it's the naming decl for the type's main variant.
23393 2008-02-26 Tom Tromey <tromey@redhat.com>
23395 * system.h (USE_MAPPED_LOCATION): Poison.
23396 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23397 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23398 (make_goto_expr_edges): Likewise.
23399 (remove_bb): Likewise.
23400 (execute_warn_function_return): Likewise.
23401 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23403 * c-common.c (fname_decl): Remove old location code.
23404 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23406 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23408 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23409 (gen_rtx_ASM_INPUT): Likewise.
23410 (gen_rtx_ASM_INPUT_loc): Likewise.
23411 (get_rtx_asm_OPERANDS): Remove.
23412 * cfglayout.c (insn_locators_alloc): Remove old location code.
23413 (set_curr_insn_source_location): Likewise.
23414 (curr_insn_locator): Likewise.
23415 * print-tree.c (print_node): Remove old location code.
23416 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23417 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23418 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23419 location_from_locus.
23420 (construct_exit_block): Remove old location code.
23421 * emit-rtl.c (force_next_line_note): Remove old location code.
23422 * profile.c (branch_prob): Remove old location code.
23423 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23424 LOC_LINE): Remove old-location variants.
23425 * langhooks.c (lhd_print_error_function): Remove old location
23427 * configure, config.in: Rebuilt.
23428 * configure.ac (--enable-mapped-location): Remove.
23429 * c-decl.c (c_init_decl_processing): Remove old location code.
23430 (finish_function): Likewise.
23431 * recog.c (decode_asm_operands): Remove old location code.
23432 * c-pch.c (c_common_read_pch): Remove old location code.
23433 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23435 * gimple-low.c (lower_function_body): Remove old location code.
23436 * toplev.c (unknown_location): Remove.
23437 (push_srcloc): Remove old-location variant.
23438 (process_options): Remove old location code.
23439 (lang_dependent_init): Likewise.
23440 * input.h (UNKNOWN_LOCATION): Move definition.
23441 (location_t): Undeprecate.
23442 (source_locus): Remove.
23443 (location_from_locus): Remove.
23444 (struct location_s): Remove.
23445 Remove all old-location code.
23446 (input_line, input_filename): Remove.
23447 * final.c (final_scan_insn): Remove old location code.
23448 * diagnostic.c (diagnostic_build_prefix): Remove
23449 USE_MAPPED_LOCATION test.
23450 * tree.h (gimple_stmt) <locus>: Now a location_t.
23451 (tree_exp) <locus>: Likewise.
23452 (DECL_IS_BUILTIN): Remove old-location variant.
23453 (annotate_with_file_line, annotate_with_locus): Likewise.
23454 (expr_locus, set_expr_locus): Update.
23455 * tree.c (build1_stat): Remove old location code.
23456 (last_annotated_node): Remove.
23457 (annotate_with_file_line): Remove old-location variant.
23458 (annotate_with_locus): Likewise.
23459 (expr_location): Remove old location code.
23460 (set_expr_location): Likewise.
23461 (expr_has_location): Likewise.
23462 (expr_locus): Likewise.
23463 (set_expr_locus): Likewise.
23464 (expr_filename): Don't use location_from_locus.
23465 (expr_lineno): Likewise.
23466 * rtl-error.c (location_for_asm): Remove old location code.
23467 * c-lex.c (cb_line_change): Remove old location code.
23468 (fe_file_change): Likewise.
23469 (cb_def_pragma): Likewise.
23470 (c_lex_with_flags): Likewise.
23471 * gengtype.c (do_typedef): Don't special-case location types.
23472 (define_location_structures): Remove.
23473 (main): Don't call define_location_structures.
23474 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23477 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23480 * builtins.def (BUILT_IN_STDARG_START): Remove.
23481 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23482 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23483 * tree-inline.c (inline_forbidden_p_1): Likewise.
23485 2008-02-26 Richard Guenther <rguenther@suse.de>
23487 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23488 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23489 (lookup_decl_from_uid): Declare.
23490 (remove_decl_from_map): Likewise.
23491 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23492 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23493 (decl_for_uid_map): New global hashtable mapping DECL_UID
23495 (init_ttree): Allocate it.
23496 (insert_decl_to_uid_decl_map): New helper function.
23497 (make_node_stat): Insert new decls into the map.
23498 (copy_node_stat): Likewise.
23499 (lookup_decl_from_uid): New function.
23500 (remove_decl_from_map): Likewise.
23501 (print_decl_for_uid_map_statistics): New helper.
23502 (dump_tree_statistics): Call it.
23504 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23505 (referenced_var_iterator): Adjust.
23506 (FOR_EACH_REFERENCED_VAR): Adjust.
23507 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23508 (num_referenced_vars): Adjust.
23509 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23510 (first_referenced_var): Remove.
23511 (end_referenced_vars_p): Likewise.
23512 (next_referenced_var): Likewise.
23513 (referenced_var_iterator_set): New helper function.
23514 * tree-dfa.c (referenced_var_lookup): Adjust.
23515 (referenced_var_check_and_insert): Likewise.
23516 (remove_referenced_var): Likewise.
23517 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23518 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23519 (verify_call_clobbering): Likewise.
23520 (verify_memory_partitions): Likewise.
23521 (init_tree_ssa): Allocate bitmap instead of hashtable for
23523 (delete_tree_ssa): Adjust.
23524 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23525 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23526 (compute_tag_properties): Likewise.
23527 (set_initial_properties): Likewise.
23528 (find_partition_for): Likewise.
23529 (update_reference_counts): Likewise.
23530 (dump_may_aliases_for): Likewise.
23531 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23532 (add_call_clobber_ops): Likewise.
23533 (add_call_read_ops): Likewise.
23534 (get_asm_expr_operands): Likewise.
23535 * tree-into-ssa.c (dump_decl_set): Likewise.
23536 (update_ssa): Likewise.
23537 * tree-sra.c (scan_function): Likewise.
23538 (decide_instantiations): Likewise.
23539 (scalarize_parms): Likewise.
23540 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23541 (dsa_named_for): Likewise.
23542 * tree-ssa-structalias.c (update_alias_info): Likewise.
23543 (merge_smts_into): Likewise.
23545 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23548 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23549 * c-opts.c (c_common_handle_option): Wall enables
23550 Wvolatile-register-var.
23551 * common.opt: Move Wvolatile-register-var to...
23554 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23556 * common.opt (Wlarger-than=): New.
23557 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23559 * opts.c (common_handle_option): Handle -Wlarger-than=.
23560 * optc-gen.awk: Likewise.
23561 * opth-gen.awk: Likewise.
23562 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23563 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23565 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23567 * c-common.c (match_case_to_enum_1): Add appropriate
23568 OPT_W* parameter to warning.
23569 (c_do_switch_warnings): Likewise.
23570 * c-typeck.c (warning_init): Add one more parameter following
23571 'warning' function.
23572 (push_init_level): Update call to warning_init.
23573 (pop_init_level): Likewise.
23574 (add_pending_init): Likewise.
23575 (output_init_element: Likewise.
23577 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23580 * toplev.c (toplev_main): If there are warnings or error, print
23581 errors for ignored options.
23582 * opts.c (ignored_options): New static variable.
23583 (postpone_unknown_option_error): New.
23584 (print_ignored_options): New.
23585 (handle_option): Postpone errors for unknown -Wno-* options.
23586 * opts.h (print_ignored_options): Declare.
23588 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23590 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23593 2008-02-25 Richard Guenther <rguenther@suse.de>
23596 2008-02-25 Richard Guenther <rguenther@suse.de>
23598 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23599 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23600 (lookup_decl_from_uid): Declare.
23601 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23602 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23603 (decl_for_uid_map): New global hashtable mapping DECL_UID
23605 (init_ttree): Allocate it.
23606 (insert_decl_to_uid_decl_map): New helper function.
23607 (make_node_stat): Insert new decls into the map.
23608 (copy_node_stat): Likewise.
23609 (lookup_decl_from_uid): New function.
23610 (print_decl_for_uid_map_statistics): New helper.
23611 (dump_tree_statistics): Call it.
23613 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23614 (referenced_var_iterator): Adjust.
23615 (FOR_EACH_REFERENCED_VAR): Adjust.
23616 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23617 (num_referenced_vars): Adjust.
23618 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23619 (first_referenced_var): Remove.
23620 (end_referenced_vars_p): Likewise.
23621 (next_referenced_var): Likewise.
23622 (referenced_var_iterator_set): New helper function.
23623 * tree-dfa.c (referenced_var_lookup): Adjust.
23624 (referenced_var_check_and_insert): Likewise.
23625 (remove_referenced_var): Likewise.
23626 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23627 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23628 (verify_call_clobbering): Likewise.
23629 (verify_memory_partitions): Likewise.
23630 (init_tree_ssa): Allocate bitmap instead of hashtable for
23632 (delete_tree_ssa): Adjust.
23633 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23634 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23635 (compute_tag_properties): Likewise.
23636 (set_initial_properties): Likewise.
23637 (find_partition_for): Likewise.
23638 (update_reference_counts): Likewise.
23639 (dump_may_aliases_for): Likewise.
23640 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23641 (add_call_clobber_ops): Likewise.
23642 (add_call_read_ops): Likewise.
23643 (get_asm_expr_operands): Likewise.
23644 * tree-into-ssa.c (dump_decl_set): Likewise.
23645 (update_ssa): Likewise.
23646 * tree-sra.c (scan_function): Likewise.
23647 (decide_instantiations): Likewise.
23648 (scalarize_parms): Likewise.
23649 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23650 (dsa_named_for): Likewise.
23651 * tree-ssa-structalias.c (update_alias_info): Likewise.
23652 (merge_smts_into): Likewise.
23654 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23657 * doc/invoke.texi (-fcx-limited-range): Document new option.
23658 * toplev.c (process_options): Handle -fcx-fortran-rules.
23659 * common.opt: Add documentation for -fcx-fortran-rules.
23661 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23664 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23665 actual behaviour and C99.
23667 2008-02-26 Ben Elliston <bje@au.ibm.com>
23669 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23670 (ASM_CPU_POWER6_SPEC): Likewise.
23671 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23672 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23673 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23675 2008-02-25 Richard Guenther <rguenther@suse.de>
23677 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23678 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23679 (lookup_decl_from_uid): Declare.
23680 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23681 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23682 (decl_for_uid_map): New global hashtable mapping DECL_UID
23684 (init_ttree): Allocate it.
23685 (insert_decl_to_uid_decl_map): New helper function.
23686 (make_node_stat): Insert new decls into the map.
23687 (copy_node_stat): Likewise.
23688 (lookup_decl_from_uid): New function.
23689 (print_decl_for_uid_map_statistics): New helper.
23690 (dump_tree_statistics): Call it.
23692 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23693 (referenced_var_iterator): Adjust.
23694 (FOR_EACH_REFERENCED_VAR): Adjust.
23695 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23696 (num_referenced_vars): Adjust.
23697 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23698 (first_referenced_var): Remove.
23699 (end_referenced_vars_p): Likewise.
23700 (next_referenced_var): Likewise.
23701 (referenced_var_iterator_set): New helper function.
23702 * tree-dfa.c (referenced_var_lookup): Adjust.
23703 (referenced_var_check_and_insert): Likewise.
23704 (remove_referenced_var): Likewise.
23705 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23706 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23707 (verify_call_clobbering): Likewise.
23708 (verify_memory_partitions): Likewise.
23709 (init_tree_ssa): Allocate bitmap instead of hashtable for
23711 (delete_tree_ssa): Adjust.
23712 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23713 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23714 (compute_tag_properties): Likewise.
23715 (set_initial_properties): Likewise.
23716 (find_partition_for): Likewise.
23717 (update_reference_counts): Likewise.
23718 (dump_may_aliases_for): Likewise.
23719 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23720 (add_call_clobber_ops): Likewise.
23721 (add_call_read_ops): Likewise.
23722 (get_asm_expr_operands): Likewise.
23723 * tree-into-ssa.c (dump_decl_set): Likewise.
23724 (update_ssa): Likewise.
23725 * tree-sra.c (scan_function): Likewise.
23726 (decide_instantiations): Likewise.
23727 (scalarize_parms): Likewise.
23728 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23729 (dsa_named_for): Likewise.
23730 * tree-ssa-structalias.c (update_alias_info): Likewise.
23731 (merge_smts_into): Likewise.
23733 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23736 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23737 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23738 * alias.h (nonoverlapping_memrefs_p): Likewise.
23740 2008-02-25 Jan Beulich <jbeulich@novell.com>
23742 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23743 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23744 __emultls_get_address, __emultls_register_common,
23745 __floatundi?f, and _Unwind_GetIPInfo.
23746 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23747 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23748 (gen_regparm_prefix): Likewise.
23749 (i386_nlm_encode_section_info): Sync with
23750 config/i386/winnt.c:i386_pe_encode_section_info().
23751 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23752 i386_nlm_mangle_decl_assembler_name): New.
23753 (netware_override_options): New.
23754 * config/i386/netware.h (netware_override_options): Declare.
23755 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23756 (i386_nlm_mangle_decl_assembler_name): Declare.
23757 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23759 2008-02-25 Ben Elliston <bje@au.ibm.com>
23762 * c-decl.c (grokdeclarator): Remove unused local variables
23763 `typedef_type' and `type_as_written'.
23765 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23766 unused local variable `has_hot_blocks'.
23767 (fix_crossing_conditional_branches): Remove unused local variable
23770 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23772 PR middle-end/19984
23773 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23774 using DEF_C99_BUILTIN.
23775 (BUILT_IN_NANF): Ditto.
23776 (BUILT_IN_NANL): Ditto.
23778 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23779 Revital Eres <eres@il.ibm.com>
23781 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23782 regarding the order of two dependent insns in the same row.
23784 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23786 * stor-layout.c (layout_decl): Do not bump the alignment of a
23787 bit-field to more than byte alignment if it is packed.
23789 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23791 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23794 2008-02-24 Diego Novillo <dnovillo@google.com>
23796 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23799 * tree-vrp.c (vrp_evaluate_conditional): With
23800 -Wtype-limits, emit a warning when comparing against a
23801 constant outside the natural range of OP0's type.
23802 * c.opt (Wtype-limits): Move ...
23803 * common.opt (Wtype-limits): ... here.
23805 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23807 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23808 * config/rs6000/e300c2c3.md: New file.
23809 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23811 (rs6000_override_options): Add e300c2 and e300c3 cases to
23812 processor_target_table. Do not allow usage of Altivec or Spe
23813 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23814 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23815 * config/rs6000/rs6000.h (processor_type): Add
23816 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23817 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23818 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23819 and ppce300c3. Include e300c2c3.md.
23821 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23823 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23824 instead of TARGET_STRICT_ALIGN.
23826 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23828 * explow.c (memory_address): Assert that the generated address is
23831 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23834 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23835 * config/darwin-ppc-ldouble-patch.def: New file.
23836 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23837 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23838 SUBTARGET_INIT_BUILTINS if defined.
23839 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23842 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23845 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23846 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23848 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23851 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23852 file" warning condtional on -Winvalid-PCH.
23854 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23856 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23858 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23862 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23863 prevent reload from using MMX registers.
23864 (*mov<mode>_internal): Ditto.
23865 (*movv2sf_internal_rex64): Ditto.
23866 (*movv2sf_internal): Ditto.
23868 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23870 PR documentation/31569
23871 * doc/install.texi2html: Use makeinfo --no-number-sections.
23873 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23875 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23876 ensure that we can address an entire entity > 8 bytes. Don't
23877 generate reg+reg addressing for such data.
23879 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23881 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23882 strings when optimizing for size, unless the target cares about
23885 2008-02-22 Tom Tromey <tromey@redhat.com>
23887 * regclass.c (current_pass): Remove declaration.
23889 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23891 * config/avr/libgcc.S (__RAMPZ__): Define.
23892 (__do_copy_data): Add for devices with 128KB code memory.
23894 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23896 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23898 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23900 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23902 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23905 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23908 * c-typeck.c (build_binary_op): Warn about floating point
23909 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23911 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23914 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23915 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23917 (rs6000_override_options): Set altivec_abi as default, not override,
23918 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23919 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23920 is used; use new member spe_abi.
23921 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23922 spe_abi and altivec_abi.
23924 2008-02-22 Tomas Bily <tbily@suse.cz>
23926 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23928 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23931 * config.build (build_file_translate): Set to `CMD //c' only if
23933 * Makefile.in (build_file_translate): Improve comment.
23935 2008-02-21 Jan Hubicka <jh@suse.cz>
23937 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23938 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23939 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23941 2008-02-21 Michael Matz <matz@suse.de>
23944 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23946 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23948 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23949 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23950 as insn constraint.
23951 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23952 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23953 SSE_VEC_FLOAT_MODE_P as insn constraint.
23954 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23955 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23956 sse4a_movntdf using MODEF mode iterator.
23957 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23958 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23959 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23960 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23961 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23962 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23963 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23965 2008-02-21 Richard Guenther <rguenther@suse.de>
23967 * tree.def (PAREN_EXPR): New tree code.
23968 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23970 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23971 * expr.c (expand_expr_real_1): Likewise.
23972 * tree-inline.c (estimate_num_insns_1): Likewise.
23973 * tree-complex.c (expand_complex_move): Likewise.
23974 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23977 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23980 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23982 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23985 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23987 * config/sh/sh.c (find_barrier): Don't go past
23988 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23990 2008-02-20 DJ Delorie <dj@redhat.com>
23992 * config/h8300/h8300.md (insv): Force source operand to be a register.
23994 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23995 as a jump, not as a plain insn.
23997 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23999 * doc/invoke.texi (Warning Options): Add new option
24000 -Wframe-larger-than=.
24001 (-Wframe-larger-than): Document.
24003 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24004 Add declarations for new option variables.
24006 * final.c (final_start_function): Check the frame size
24007 before emission and issue a Wframe-larger-than warning.
24009 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24010 Add definitions for new option variables.
24011 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24013 * common.opt (Wframe-larger-than=): New option.
24015 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24017 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24018 (<sse>_div<mode>3): Ditto.
24019 (<sse>_vmdiv<mode>3): Ditto.
24020 (<sse>_vmsqrt<mode>2): Ditto.
24021 (*smax<mode>3): Ditto.
24022 (sse5_frcz<mode>2): Ditto.
24023 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24024 as insn constraint.
24026 2008-02-20 Richard Guenther <rguenther@suse.de>
24028 PR middle-end/35265
24029 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24030 be happy with INTEGRAL_TYPE_P.
24032 2008-02-20 Richard Guenther <rguenther@suse.de>
24034 * fold-const.c (split_tree): Associate floatig-point expressions
24035 if flag_associative_math is set.
24037 2008-02-20 Richard Guenther <rguenther@suse.de>
24039 * tree.h (fold_real_zero_addition_p): Declare.
24040 * fold-const.c (fold_real_zero_addition_p): Export.
24041 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24042 floating-point operations with zero and one.
24044 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24046 * doc/install.texi: Correct references to CFLAGS, replacing them
24047 with BOOT_CFLAGS. Document flags used during bootstrap for
24050 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24052 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24053 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24054 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24056 (smin<mode>3): Ditto from similar patterns.
24057 (smax<mode>3): Ditto.
24058 (*ieee_smin<mode>3): Ditto.
24059 (*ieee_smax<mode>3): Ditto.
24060 * config/i386/sse.md (sse): New mode attribute.
24061 (mov<mode>): Macroize expander from movv4sf and movv2df using
24062 SSEMODEF2P mode iterator.
24063 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24064 SSE_VEC_FLOAT_MODE_P as insn constraint.
24065 (storent<mode>): Ditto.
24066 (storent<mode>): Macroize expander from storentsf and storentdf using
24067 MODEF mode iterator.
24068 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24069 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24070 (abs<mode>2): Ditto from similar patterns.
24071 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24072 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24073 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24074 (<sse>_vmsqrt<mode>2): Ditto.
24075 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24076 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24077 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24078 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24079 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24080 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24081 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24083 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24084 iterator and SSE_FLOAT_MODE_P as insn constraint.
24085 (<sse>_ucomi): Ditto from similar patterns.
24086 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24087 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24088 SSE_VEC_FLOAT_MODE_P as insn constraint.
24089 (vcond<mode>): Ditto from similar patterns.
24090 (and<mode>3, *and<mode>3): Ditto.
24091 (<sse>_nand<mode>3): Ditto.
24092 (ior<mode>3, *ior<mode>3): Ditto.
24093 (xor<mode>3, *xor<mode>3): Ditto.
24094 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24095 iterator and SSE_FLOAT_MODE_P as insn constraint.
24096 (*nand<mode>3): Ditto from similar patterns.
24097 (*ior<mode>3): Ditto.
24098 (*xor<mode>3): Ditto.
24100 2008-02-20 Ira Rosen <irar@il.ibm.com>
24102 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24103 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24104 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24106 2008-02-19 Jan Hubicka <jh@suse.cz>
24108 * predict.c (tree_bb_level_predictions): Remove variable next
24109 mistakely introduced by previous commit.
24111 2008-02-19 Jan Hubicka <jh@suse.cz>
24113 * predict.c (predict_paths_leading_to): Rewrite.
24114 (predict_paths_for_bb): New.
24115 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24117 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24120 * Makefile.in (build_file_translate): New.
24121 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24122 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24123 * configure.ac (build_file_translate): Substitute it.
24124 * configure: Regenerate.
24126 2008-02-19 Jan Hubicka <jh@suse.cz>
24128 PR rtl-optimization/34408
24129 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24132 2008-02-19 Jan Hubicka <jh@suse.cz>
24134 PR middle-end/28779
24135 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24138 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24141 * config/i386/i386-modes.def: Revert the last DI alignment
24142 change until Ada people can look into it.
24144 2008-02-19 Nick Clifton <nickc@redhat.com>
24146 * opts.c (print_specific_help): Fix typo in --help text.
24148 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24151 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24152 32-bit inline asm without asm alternatives for host GCC < 3.0.
24154 2008-02-19 Richard Guenther <rguenther@suse.de>
24156 PR tree-optimization/34989
24157 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24158 Allow propagation to INDIRECT_REF if we can simplify only.
24160 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24162 * c-common.c (warn_for_collisions_1): Use appropriate option when
24165 2008-02-19 Nick Clifton <nickc@redhat.com>
24168 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24169 (handle_options): Fix indentation.
24170 (print_filtered_help): If no language-specific options were
24171 displayed tell the user how to list all the options supported by
24172 the language's front-end.
24173 (print_specific_help): Fix indentation and remove duplicate line.
24174 (common_handle_option): Handle the -v option.
24175 For --help enable the display of undocumented options if the -v
24176 switch has been included on the command line.
24177 For --help= check for overlaps in the arguments between the option
24178 classes and the language names and issue a warning when they
24179 cannot be disambiguated.
24180 * c.opt (v): Pass on to the common option handler.
24182 2008-02-19 Revital Eres <eres@il.ibm.com>
24184 * modulo-sched.c (sms_schedule): Change dump message when
24185 create_ddg function fails.
24186 (try_scheduling_node_in_cycle): Rename row to cycle.
24187 (print_partial_schedule): Rename CYCLE to ROW.
24189 2008-02-19 Christian Bruel <christian.bruel@st.com>
24190 Zdenek Dvorak <ook@ucw.cz>
24192 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24194 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24197 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24198 (*x86_movdicc_0_m1_se): Ditto.
24200 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24202 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24203 (CMPtype): Define as __gcc_CMPtype.
24204 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24205 (CMPtype): Define as __gcc_CMPtype.
24207 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24209 Support valgrind 3.3 for --enable-checking=valgrind.
24210 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24212 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24213 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24214 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24215 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24216 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24217 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24218 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24220 * ggc-zone.c: Similar.
24221 * ggc-page.c: Similar.
24223 2008-02-19 Paul Brook <paul@codesourcery.com>
24226 * config/arm/ieee754-df.S: Fix do_it typo.
24227 * config/arm/ieee754-sf.S: Fix do_it typo.
24229 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24232 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24233 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24234 (OPTION_MASK_ISA_SSE_SET): Likewise.
24235 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24236 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24237 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24238 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24239 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24240 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24241 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24242 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24243 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24244 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24245 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24246 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24247 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24248 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24249 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24250 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24251 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24252 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24253 (OPTION_MASK_ISA_SSE4): Removed.
24254 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24255 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24256 (override_options): Don't turn on implied SSE/MMX bits in
24259 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24261 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24264 2008-02-18 Joey Ye <joey.ye@intel.com>
24266 PR middle-end/34921
24267 * tree-nested.c (insert_field_into_struct): Set type alignment
24268 to field alignment if the former is less than the latter.
24270 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24272 * BASE-VER: Set to 4.4.0.
24274 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24276 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24277 * doc/cfg.texi: Likewise.
24278 * doc/extend.texi: Likewise.
24279 * doc/gty.texi: Likewise.
24280 * doc/invoke.texi: Likewise.
24281 * doc/loop.texi: Likewise.
24282 * doc/md.texi: Likewise.
24283 * doc/passes.texi: Likewise.
24284 * doc/rtl.texi: Likewise.
24285 * doc/sourcebuild.texi: Likewise.
24286 * doc/tm.texi: Likewise.
24287 * doc/tree-ssa.texi: Likewise.
24289 2008-02-17 Richard Guenther <rguenther@suse.de>
24291 PR middle-end/35227
24292 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24293 without default definition.
24295 2008-02-17 Richard Guenther <rguenther@suse.de>
24297 PR tree-optimization/35231
24298 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24301 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24304 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24305 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24306 libgcc_cmp_return mode.
24308 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24311 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24313 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24315 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24318 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24320 * doc/c-tree.texi: Use `@.' where appropriate.
24321 * doc/extend.texi: Likewise.
24322 * doc/install.texi: Likewise.
24323 * doc/invoke.texi: Likewise.
24324 * doc/loop.texi: Likewise.
24325 * doc/makefile.texi: Likewise.
24326 * doc/md.texi: Likewise.
24327 * doc/passes.texi: Likewise.
24328 * doc/standards.texi: Likewise.
24329 * doc/tm.texi: Likewise.
24331 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24333 PR middle-end/35196
24334 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24336 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24337 rather than in entry_bb.
24339 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24341 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24342 libgcc_cmp_return mode.
24344 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24346 PR middle-end/35130
24347 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24348 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24350 2008-02-15 Richard Guenther <rguenther@suse.de>
24351 Zdenek Dvorak <ook@ucw.cz>
24353 PR tree-optimization/35164
24354 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24355 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24356 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24357 Only propagate addresses which do not have abnormal SSA_NAMEs
24360 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24363 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24365 2008-02-15 Jan Hubicka <jh@suse.cz>
24367 PR middle-end/35149
24368 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24370 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24372 PR middle-end/34621
24373 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24374 when calculating alignment_pad.
24376 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24378 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24379 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24380 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24381 and STACK_BOUNDARY define.
24383 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24385 PR preprocessor/35061
24386 * c-pragma.c (handle_pragma_pop_macro): Check that
24387 pushed_macro_table has been allocated.
24389 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24391 PR middle-end/35136
24392 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24393 (force_gimple_operand): Likewise.
24394 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24395 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24396 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24397 (find_interesting_uses_address): Check addressability and alignment
24398 of the base expression only after substituting bases of IVs into it.
24400 2008-02-14 Michael Matz <matz@suse.de>
24403 * function.c (instantiate_virtual_regs_in_insn): Reload address
24404 before falling back to reloading the whole operand.
24406 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24408 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24409 before the first section switch note.
24411 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24413 * doc/bugreport.texi: Update copyright years.
24414 * doc/c-tree.texi: Likewise.
24415 * doc/cfg.texi: Likewise.
24416 * doc/cpp.texi: Likewise.
24417 * doc/cppinternals.texi: Likewise.
24418 * doc/fragments.texi: Likewise.
24419 * doc/frontends.texi: Likewise.
24420 * doc/gcc.texi: Likewise.
24421 * doc/gty.texi: Likewise.
24422 * doc/hostconfig.texi: Likewise.
24423 * doc/implement-c.texi: Likewise.
24424 * doc/libgcc.texi: Likewise.
24425 * doc/loop.texi: Likewise.
24426 * doc/makefile.texi: Likewise.
24427 * doc/options.texi: Likewise.
24428 * doc/passes.texi: Likewise.
24429 * doc/rtl.texi: Likewise.
24430 * doc/sourcebuild.texi: Likewise.
24431 * doc/standards.texi: Likewise.
24432 * doc/tree-ssa.texi: Likewise.
24433 * doc/trouble.texi: Likewise.
24435 * doc/extend.texi: Use @: or add comma where appropriate.
24436 * doc/invoke.texi: Likewise.
24437 * doc/tm.texi: Likewise.
24439 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24442 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24445 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24447 * doc/md.texi (clz, ctz): Add reference.
24448 * doc/rtl.texi (clz, ctz): Likewise.
24450 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24453 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24456 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24458 * config/s390/s390.c (struct constant_pool): New field
24459 emit_pool_after added.
24460 (s390_mainpool_start): Set the emit_pool_after flag according
24461 to the section switch notes.
24462 (s390_mainpool_finish): Consider emit_pool_after when emitting
24463 the literal pool at the end of the function.
24464 (s390_chunkify_start): Force literal pool splits at section
24467 2008-02-13 Michael Matz <matz@suse.de>
24470 * var-tracking.c (clobber_variable_part): Correctly traverse the
24473 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24476 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24477 Add -fdump-ipa-inline.
24478 * tree-dump.c (dump_files): Remove tree-inlined dump.
24479 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24481 2008-02-12 Richard Guenther <rguenther@suse.de>
24483 PR tree-optimization/35171
24484 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24487 2008-02-12 Richard Guenther <rguenther@suse.de>
24489 PR middle-end/35163
24490 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24491 value-preserving mode. Disallow final truncation.
24493 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24495 PR middle-end/35136
24496 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24497 code from here to...
24498 (force_gimple_operand): ...here.
24500 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24503 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24504 non-compatible pointers.
24505 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24506 different FIELD_DECLs, try harder by comparing field offsets, sizes
24509 PR inline-asm/35160
24510 * function.c (match_asm_constraints_1): Don't replace the same input
24513 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24515 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24516 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24517 (expand_epilogue): Restore RAMPZ register.
24518 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24520 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24522 * config/i386/cygwin.asm: (__alloca): Correct calling
24523 convention and alignment.
24524 (__chkstk): Force 8 byte stack alignment.
24526 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24527 Richard Guenther <rguenther@suse.de>
24529 PR tree-optimization/33992
24530 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24531 the zero we compare against.
24533 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24535 PR libfortran/35063
24536 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24537 to CloseHandle after unlocking to prevent accumulation of handle
24540 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24542 PR middle_end/34150
24543 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24544 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24545 and update LABEL_NUSES during and after reload.
24547 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24549 PR middle-end/34627
24550 * combine.c (simplify_if_then_else): Make sure the comparison is
24551 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24553 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24556 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24557 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24558 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24559 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24560 * tree.h (get_type_static_bounds): Likewise.
24562 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24564 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24565 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24566 Make -Wfoo language annotations match what the compiler outputs.
24568 2008-02-08 Sa Liu <saliu@de.ibm.com>
24570 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24571 intrinsics spu_convts, spu_convtu, spu_convtf.
24573 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24575 * doc/extend.texi (Function Attributes) <noinline>: Mention
24576 asm ("") as method to keep calls.
24578 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24581 * doc/options.texi (Options): Replace references to opts.sh with
24583 * opts-common.c: Likewise.
24584 * optc-gen.awk: Likewise.
24586 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24588 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24590 2008-02-07 Richard Henderson <rth@redhat.com>
24593 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24594 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24597 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24599 PR tree-optimization/35085
24600 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24601 for operand entry oe2 in addition to operand entry oe3 in order to
24602 expose more opportunities for vectorizer sum reduction.
24604 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24607 * Makefile.in (LIBS): Remove $(GMPLIBS).
24608 (cc1-dummy, cc1): Add $(GMPLIBS).
24610 2008-02-06 Jan Hubicka <jh@suse.cz>
24613 * i386.md (moddf_integer): Do not produce partial memory stalls for
24614 targets where it hurts.
24616 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24619 * optabs.c (expand_float): Do not check for decimal modes when
24620 expanding unsigned integer through signed conversion.
24622 2008-02-06 Nick Clifton <nickc@redhat.com>
24624 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24625 inside the clobber with a match_operand and duplicated operand
24626 number in the constraint.
24627 (ineqbranchsi): Delete redundant comment.
24629 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24631 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24632 builtin_define ("__USE_INIT_FINI__").
24633 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24635 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24637 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24639 PR documentation/30330
24640 * doc/invoke.texi (C++ Dialect Options)
24641 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24642 For each warning option -Wfoo that allows -Wno-foo, ensure both
24643 -Wfoo and -Wno-foo are listed in the option index. Fix index
24644 entry of -Wswitch-default, index -Wnormalized= including the
24645 `=', and -Wlarger-than-@var{len} including @var{len}.
24647 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24649 * config/i386/i386.md (floatunssisf2): Use
24650 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24651 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24652 Macroize expander using MODEF mode iterator.
24654 2008-02-05 Diego Novillo <dnovillo@google.com>
24656 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24659 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24661 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24664 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24666 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24669 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24670 to indicate if a message should be generated.
24671 (init_cumulative_args): Updated.
24672 (function_value_32): Likewise.
24674 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24676 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24678 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24681 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24682 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24684 2008-02-04 Diego Novillo <dnovillo@google.com>
24686 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24689 * tree-vrp.c (vrp_evaluate_conditional): With
24690 -Wtype-limits, emit a warning when comparing against a
24691 constant outside the natural range of OP0's type.
24693 2008-02-04 Richard Guenther <rguenther@suse.de>
24695 PR middle-end/33631
24696 * expr.c (count_type_elements): Give for unions instead of
24699 2008-02-04 Richard Guenther <rguenther@suse.de>
24701 PR middle-end/35043
24702 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24703 to TYPE_DOMAINs base type instead of using bitsizetype here.
24705 2008-02-03 Jason Merrill <jason@redhat.com>
24707 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24709 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24712 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24713 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24714 (RS/6000 and PowerPC Options): Fix typos and markup.
24715 * doc/passes.texi (Tree-SSA passes): Likewise.
24717 2008-02-02 Michael Matz <matz@suse.de>
24720 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24721 from record_last_reg_set_info.
24722 (record_last_reg_set_info): Take an RTX argument, iterate over all
24723 constituent hardregs.
24724 (record_last_set_info, record_opr_changes): Change calls to
24725 new signature or to record_last_reg_set_info_regno.
24727 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24729 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24731 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24733 PR rtl-optimization/34773
24734 * reg-notes.def (EQUAL): Mention significance of combination of
24735 REG_EQUAL and REG_RETVAL.
24736 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24737 insn that has a REG_RETVAL.
24739 2008-02-01 Roger Sayle <roger@eyesopen.com>
24742 * configure.ac (--enable-fixed-point): Disable unless explicitly
24744 * configure: Regenerate.
24746 2008-02-01 Richard Guenther <rguenther@suse.de>
24749 * invoke.texi (-finline-limit): Remove no longer true parts
24750 of the documentation. Note that there is no default value.
24752 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24753 Mark Mitchell <mark@codesourcery.com>
24754 Ben Elliston <bje@au.ibm.com>
24757 * doc/extend.texi (Other Builtins): Document.
24759 2008-01-31 Tom Browder <tom.browder@gmail.com>
24761 * doc/c-tree.texi (Types): Fix grammar.
24762 (Expression trees): Ditto.
24763 * doc/passes.texi (Tree-SSA passes): Ditto.
24765 * doc/configterms.texi (Configure Terms): Fix typo.
24766 * doc/cpp.texi (Common Predefined Macros): Ditto.
24767 * doc/md.texi (Machine Constraints): Ditto.
24769 * doc/makefile.texi (Makefile): Add comma.
24771 2008-01-31 Tom Browder <tom.browder@gmail.com>
24772 Gerald Pfeifer <gerald@pfeifer.com>
24774 * doc/sourcebuild.texi (Front End): Remove references to CVS
24775 and CVSROOT/modules.
24776 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24777 (Back End): Remove reference to CVS.
24779 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24782 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24784 (mips16_gp_pseudo_reg): ...here.
24785 * config/mips/mips.md (load_const_gp): Replace with...
24786 (load_const_gp_<mode>): ...this :P-based insn.
24788 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24790 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24791 options. Minor fixes.
24792 (-std): Move reference to standards closer to where language
24793 standards are first mentioned.
24795 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24797 PR rtl-optimization/34995
24798 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24799 parameter and return a bool. If the rtx parameter is nonnull,
24800 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24801 (find_reloads): Update call accordingly. Pass the new operand
24802 if it needed no address reloads, otherwise pass null.
24804 2008-01-30 Richard Henderson <rth@redhat.com>
24807 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24808 for unbounded arrays.
24810 2008-01-30 Silvius Rus <rus@google.com>
24812 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24814 2008-01-30 Jan Hubicka <jh@suse.cz>
24817 * i386.c (init_cumulative_args): Use real function declaration when
24820 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24822 PR rtl-optimization/34998
24823 * global.c (build_insn_chain): Treat non-subreg_lowpart
24824 SUBREGs of pseudos as clobbering all the words covered by the
24825 SUBREG, not just all the bytes.
24826 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24827 original df_ref rather than an extract parameter.
24828 (global_conflicts): Update call accordingly.
24830 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24832 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24833 the overflow check to make it easier to read.
24834 (__fixtfdi): Change the type of the ll member in union
24835 long_double to UDItype_x.
24837 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24839 PR middle-end/34969
24840 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24841 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24842 * tree-inline.c (fold_marked_statements): Call
24843 cgraph_update_edges_for_call_stmt if folding a call statement.
24844 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24845 debug_generic_stmt calls, reset it back afterwards.
24848 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24850 * c-typeck.c (build_external_ref): Don't pedwarn about
24851 static vars in current function's scope.
24853 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24855 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24857 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24860 * ipa-struct-reorg.c: Fix spelling.
24861 * params.def: Ditto.
24863 2008-01-29 Richard Guenther <rguenther@suse.de>
24865 PR middle-end/35006
24866 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24868 * tree-inline.c (remap_type): Increment remapping_type_depth
24869 around remapping types.
24870 (copy_body_r): Only add referenced variables if they are referenced
24871 from code, not types.
24873 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24884 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24885 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24887 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24890 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24891 pointer for tiny stack.
24893 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24895 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24897 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24899 * config/vx-common.h: Fix typo in comment.
24901 2008-01-28 Ian Lance Taylor <iant@google.com>
24905 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24906 coalesce pointers if they have different DECL_NO_TBAA_P values.
24907 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24908 between variables with different DECL_NO_TBAA_P values.
24910 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24913 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24914 are not legitimate small data references on SPE targets.
24916 2008-01-28 David Daney <ddaney@avtrex.com>
24918 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24920 2008-01-28 David Daney <ddaney@avtrex.com>
24922 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24924 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24926 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24927 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24928 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24929 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24930 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24931 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24932 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24933 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24935 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24937 * basic-block.h (condjump_equiv_p): Fix comment.
24939 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24941 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24942 print_generic_stmt_indented): Fix comment.
24944 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24946 * configure.ac (__stack_chk_fail): Add detecion for availability
24947 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24948 * configure: Regenerate.
24950 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24952 PR middle-end/34688
24953 * final.c (output_addr_const): Handle TRUNCATE.
24955 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24958 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24959 (zero_cost, infinite_cost): New constants.
24960 (struct cost_pair): Change type of cost to comp_cost.
24961 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24962 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24964 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24965 split_address_cost, ptr_difference_cost, difference_cost,
24966 get_computation_cost_at, get_computation_cost,
24967 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24968 determine_use_iv_cost_condition, determine_use_iv_costs,
24969 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24970 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24971 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24972 Change type of cost to comp_cost.
24973 (determine_iv_cost): Increase cost of non-original ivs, instead
24974 of decreasing the cost of original ones.
24975 (get_address_cost): Indicate the complexity of the addressing mode
24977 (try_add_cand_for): Prefer using ivs not specific to some object.
24978 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24980 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24981 Janis Johnson <janis187@us.ibm.com>
24984 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24985 (TARGET_INSTANTIATE_DECLS): Likewise.
24986 * target.h (expand_to_rtl_hook): New target hook.
24987 (instantiate_decls): Likewise.
24988 * function.c (instantiate_decl): Make non-static. Rename to...
24989 (instantiate_decl_rtl): ... this.
24990 (instantiate_expr): Use instantiate_decl_rtl.
24991 (instantiate_decls_1): Likewise.
24992 (instantiate_decls): Likewise.
24993 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24994 * function.h (instantiate_decl_rtl): Add prototype.
24995 * cfgexpand.c (target.h): New include.
24996 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24997 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24998 (TARGET_INSTANTIATE_DECLS): Likewise.
24999 (TARGET_INITIALIZER): New target hooks added.
25000 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25002 * config/rs6000/rs6000.c (tree-flow.h): New include.
25003 (machine_function): Add sdmode_stack_slot field.
25004 (rs6000_alloc_sdmode_stack_slot): New function.
25005 (rs6000_instantiate_decls): Likewise.
25006 (rs6000_secondary_memory_needed_rtx): Likewise.
25007 (rs6000_check_sdmode): Likewise.
25008 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25009 (TARGET_INSTANTIATE_DECLS): Likewise.
25010 (rs6000_hard_regno_mode_ok): Allow SDmode.
25011 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25012 (rs6000_emit_move): Handle SDmode.
25013 (function_arg_advance): Likewise.
25014 (function_arg): Likewise.
25015 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25016 SDmode var args for 32-bit compiles.
25017 (rs6000_secondary_reload_class): Handle SDmode.
25018 (rs6000_output_function_epilogue): Likewise.
25019 (rs6000_function_value): Simplify if statement.
25020 (rs6000_libcall_value): Likewise.
25021 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25022 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25023 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25024 (movsd_hardfloat): New define_insn.
25025 (movsd_softfloat): Likewise.
25026 (movsd_store): Likewise.
25027 (movsd_load): Likewise.
25028 (extendsddd2): Likewise.
25029 (extendsdtd2): Likewise.
25030 (truncddsd2): Likewise.
25031 (movdd_hardfloat64): Fixup comment.
25032 (UNSPEC_MOVSD_LOAD): New constant.
25033 (UNSPEC_MOVSD_STORE): Likewise.
25035 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25038 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25040 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25041 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25042 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25043 and TRUTH_XOR_EXPR.
25045 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25048 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25049 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25050 __LONGDOUBLE128 too.
25051 * config/rs6000/aix61.h: New file.
25053 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25055 PR rtl-optimization/34959
25056 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25057 popcount and parity rtxes the same mode as their operand.
25058 Truncate or extend the result to the return value's mode
25061 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25064 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25065 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25066 to GOT_VERSION_REGNUM.
25067 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25068 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25069 * config/mips/mips.c (mips_emit_call_insn): New function.
25070 (mips_call_tls_get_addr): Call mips_expand_call directly.
25071 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25073 (mips16_build_call_stub): Likewise. Return the call insn or null.
25074 (mips_expand_call): Update the call to mips16_build_call_stub
25075 accordingly and a remove redundant condition. Assert that MIPS16
25076 stubs do not use lazy binding. Use mips_emit_call_insn and return
25078 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25080 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25081 (mips_avoid_hazard): Remove hazard_set handling.
25082 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25083 (UNSPEC_RESTORE_GP): ...this.
25084 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25085 (FAKE_CALL_REGNO): Rename to...
25086 (GOT_VERSION_REGNUM): ...this.
25087 (type): Add "ghost" value. Add an associated insn reservation.
25088 (hazard_set): Remove.
25089 (exception_receiver): Rename to...
25090 (restore_gp): ...this and update the unspec identifier accordingly.
25091 (exception_receiver, nonlocal_got_receiver): New expanders.
25092 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25093 FAKE_CALL_REGNO. Remove hazard_set attribute.
25094 (set_got_version, update_got_version): New patterns.
25096 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25099 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25101 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25104 * doc/install.texi2html: Generate gcc-vers.texi.
25106 2008-01-25 DJ Delorie <dj@redhat.com>
25108 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25110 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25112 * config/c4x: Remove directory.
25113 * config.gcc (crx-*, mt-*): Mark obsolete.
25114 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25115 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25116 sh-*-rtemscoff*): Remove cases.
25117 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25118 * real.c (encode_c4x_single, decode_c4x_single,
25119 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25120 c4x_extended_format): Remove.
25121 * real.h (c4x_single_format, c4x_extended_format): Remove.
25122 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25124 (Pragmas): Remove comment about c4x pragmas.
25125 * doc/install.texi (c4x): Remove target-specific instructions.
25126 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25127 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25128 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25129 refer to C4x source files as examples.
25130 (C4X_FLOAT_FORMAT): Remove documentation.
25132 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25134 * config/bfin/bfin.c (override_options): Reorder tests so that
25135 flag_pic gets enabled for -msep-data.
25137 2008-01-25 Richard Guenther <rguenther@suse.de>
25139 PR middle-end/32244
25140 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25141 to its bitfield precision if required.
25143 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25145 PR middle-end/33880
25146 * tree-nested.c (walk_omp_for): New function.
25147 (convert_nonlocal_reference, convert_local_reference): Call
25148 walk_omp_for on OMP_FOR.
25149 (convert_call_expr): Call walk_body on OMP_FOR's
25150 OMP_FOR_PRE_INIT_BODY.
25152 2008-01-25 Richard Guenther <rguenther@suse.de>
25154 PR tree-optimization/34966
25155 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25156 default defs and PHI_NODEs we have to insert after the
25157 defining statement.
25159 2008-01-24 Nick Clifton <nickc@redhat.com>
25161 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25162 Provide a default definition.
25163 (LIBGCC2_UNITS_PER_WORD): Likewise.
25165 * config/stormy16/stormy16.c: Include df.h for the prototype
25166 for df_regs_ever_live_p.
25167 (xstormy16_expand_builtin_va_start): Convert the stack offset
25168 into a component_ref and then use POINTER_PLUS_EXPR to add it
25169 to the incoming_virtual_args_rtx.
25170 (xstormy16_gimplify_va_arg_expr): Rename to
25171 xstormy16_gimplify_va_arg_expr.
25172 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25173 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25174 xstormy16_gimplify_va_arg_expr.
25175 Fix up some formatting issues.
25177 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25178 Move to predicates.md.
25179 (xs_hi_general_operand): Likewise.
25180 (xs_hi_nonmemory_operand): Likewise.
25181 * config/stormy16/predicates.md:
25182 (xstormy16_carry_plus_operand): New predicate.
25183 (xs_hi_general_operand): New predicate.
25184 (xs_hi_nonmemory_operand): New predicate.
25185 * config/stormy16/stormy16-protos.h:
25186 (xstormy16_carry_plus_operand): Delete prototype.
25187 (xs_hi_general_operand): Likewise.
25188 (xs_hi_nonmemory_operand): Likewise.
25190 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25191 modifiers as they are no longer needed and they can trigger
25192 reload spill failures.
25194 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25195 with a match_operand in order to help reload.
25197 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25198 constraint with 'e' for the 8th alternative as this version of
25199 the mov.w instruction only accepts the lower 8 registers.
25201 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25204 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25205 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25208 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25210 PR middle-end/33333
25211 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25213 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25215 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25217 (remove_structure): Update allocations list before removing structure.
25219 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25221 * ipa-struct-reorg.c (is_safe_cond_expr,
25222 create_new_stmts_for_cond_expr): Use integer_zerop function,
25223 that recognize not only zero-pointer, but zero-integer too.
25225 2008-01-25 Ben Elliston <bje@au.ibm.com>
25228 * fixproto: Escape "." in sed expression that strips leading "./".
25230 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25233 * gcc.c (SWITCH_OK): Removed.
25234 (SWITCH_LIVE): Changed to bit.
25235 (SWITCH_FALSE): Likewise.
25236 (SWITCH_IGNORE): Likewise.
25237 (switchstr): Change live_cond to unsigned int.
25238 (process_command): Replace SWITCH_OK with 0.
25239 (do_self_spec): Likewise.
25240 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25241 (give_switch): Likewise.
25242 (used_arg): Likewise.
25243 (do_spec_1): Set the SWITCH_IGNORE bit.
25244 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25245 bits. Set the SWITCH_LIVE bit.
25247 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25249 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25251 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25253 PR tree-optimization/34472
25254 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25255 parameter to a "bool *" and set *DATA to false if there is
25256 an unsafe access. Do not delete the structure here.
25257 (check_cond_exprs): Delete it here instead.
25258 (check_cond_exprs, exclude_cold_structs): Do not increase
25259 I when removing a structure.
25261 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25264 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25265 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25267 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25269 PR middle-end/34934
25270 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25271 a fixed vector for stack.
25273 2008-01-24 Ben Elliston <bje@au.ibm.com>
25276 * doc/gcc.texi (Software development): Add a direntry for g++.
25278 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25280 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25281 stale and straggling -fforce-addr comments above.
25283 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25285 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25286 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25288 2008-01-23 Michael Matz <matz@suse.de>
25291 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25294 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25296 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25297 malloc result type.
25299 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25301 * config/avr/avr.c (avr_current_arch): New variable.
25302 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25303 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25304 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25305 (avr_override_options): Init 'avr_current_arch'.
25306 (base_arch_s): Move from here...
25307 * config/avr/avr.h (base_arch_s): ... here. Add new members
25308 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25309 'mega' to 'have_jmp_call'.
25310 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25311 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25313 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25315 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25316 MULTILIB_MATCHES): Ditto.
25318 2008-01-23 Richard Guenther <rguenther@suse.de>
25320 PR middle-end/31529
25321 * cgraphunit.c (cgraph_reset_node): Always mark the node
25322 not reachable if it is not queued already.
25324 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25326 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25327 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25328 (cputype_selected): New static variable.
25329 (bfin_handle_option): Set it if -mcpu is used.
25330 (override_option): Select default set of workarounds if no cpu type
25331 selected on the command line.
25332 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25334 From Michael Frysinger <michael.frysinger@analog.com>
25335 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25336 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25338 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25339 for bf547, bf523, bf524, and bf526.
25340 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25342 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25343 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25344 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25345 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25346 * doc/invoke.texi (Blackfin Options): Document that
25347 -mcpu now accept bf547, bf523, bf524, and bf526.
25349 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25351 PR rtl-optimization/34628
25352 * combine.c (try_combine): Stop and undo after the first combination
25353 if an autoincrement side-effect on the first insn has effectively
25356 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25359 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25360 Offset addresses are not valid for Altivec or paired float modes.
25362 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25365 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25366 if DECL_INITIAL (decl) is error_mark_node.
25369 * c-common.c (handle_vector_size_attribute): Only allow
25370 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25371 the same way as pointer, array etc. types.
25372 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25375 * tree.c (build_type_attribute_qual_variant): Call
25376 build_qualified_type if attributes are equal, but quals are not.
25378 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25381 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25382 * flags.h (warn_strict_aliasing): Remove.
25383 (warn_strict_overflow): Remove.
25384 * opts.c (warn_strict_aliasing): Remove.
25385 (warn_strict_overflow): Remove.
25386 * c-opts.c (c_common_handle_option): -Wall only sets
25387 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25388 (c_common_post_options): Give default values to -Wstrict-aliasing
25389 and -Wstrict-overflow if they are uninitialized.
25390 * common.opt (Wstrict-aliasing): Specify Var and Init.
25391 (Wstrict-overflow): Likewise.
25393 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25395 PR rtl-optimization/26854
25396 PR rtl-optimization/34400
25397 PR rtl-optimization/34884
25398 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25400 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25401 (df_rd_bb_info.expanded_lr_out): Deleted
25402 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25403 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25404 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25405 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25406 Removed code to allocate, initialize or free expanded_lr_out.
25407 (df_rd_bb_local_compute_process_def): Restructured to make more
25409 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25410 sets if the sets are being trimmed.
25412 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25415 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25416 (as_vers): Likewise.
25417 * configure: Regenerated.
25419 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25421 PR middle-end/33092
25422 * tree-pass.h (pass_build_alias): New pass.
25423 * tree-ssa-alias.c (gate_build_alias): New.
25424 (pass_build_alias): New.
25425 * passes.c (init_optimization_passes): Add pass_build_alias after
25426 pass_create_structure_vars.
25428 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25430 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25431 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25432 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25433 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25434 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25435 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25436 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25437 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25438 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25439 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25440 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25441 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25442 * config/s390/s390.md (FP_ALL): New mode iterator.
25443 (_d): New mode attribute.
25444 ("*signbit<mode>2>"): Changed mode of first operand.
25445 ("isinf<mode>2"): Changed mode of first operand.
25446 ("*TDC_insn"): Adaptation for DFP modes.
25448 2008-01-22 Ben Elliston <bje@au.ibm.com>
25450 * tree.c (check_qualified_type): Improve function description.
25452 2008-01-21 Jason Merrill <jason@redhat.com>
25455 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25456 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25459 2008-01-21 DJ Delorie <dj@redhat.com>
25461 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25464 2008-01-21 Richard Guenther <rguenther@suse.de>
25466 PR middle-end/34856
25467 * tree-cfg.c (verify_expr): Allow all invariant expressions
25468 instead of just constant class ones as reference argument.
25469 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25470 like any other constant.
25471 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25473 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25475 * regmove.c (fixup_match_1): Update call crossed frequencies.
25477 2008-01-21 Richard Guenther <rguenther@suse.de>
25480 * tree-inline.c (setup_one_parameter): Deal with mismatched
25481 types using a VIEW_CONVERT_EXPR.
25483 2008-01-21 Alon Dayan <alond@il.ibm.com>
25484 Olga Golovanevsky <olga@il.ibm.com>
25486 PR tree-optimization/34701
25487 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25488 when the structure size is not a power of 2.
25490 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25492 * doc/install.texi: Add doc for --enable-checking=df.
25494 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25496 PR rtl-optimization/34808
25497 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25499 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25501 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25504 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25506 PR rtl-optimization/26854
25507 PR rtl-optimization/34400
25508 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25510 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25511 (df_rd_bb_info.expanded_lr_out): New.
25512 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25513 * loop_iv.c (iv_analysis_loop_init): Ditto.
25514 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25515 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25516 Added code to allocate, initialize or free expanded_lr_out.
25517 (df_rd_bb_local_compute_process_def): Restructured to make
25518 more understandable.
25519 (df_rd_confluence_n): Add code to do nothing with fake edges and
25520 code to no apply invalidate_by_call sets if the sets are being trimmed.
25521 (df_lr_local_finalize): Renamed to df_lr_finalize.
25522 (df_live_local_finalize): Renamed to df_live_finalize.
25524 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25527 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25528 deciding whether to use reciprocal instructions.
25530 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25532 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25533 dwarf2out_note_section_used if cold_text_section is NULL.
25535 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25537 PR gcov-profile/34610
25538 * tree-cfg.c (make_edges): Mark both outgoing edges from
25539 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25540 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25541 from OMP_FOR and OMP_CONTINUE outgoing edges.
25543 * tree-profile.c (tree_profiling): Return early if
25544 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25546 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25547 from cfun to child_cfun.
25548 * function.h (struct function): Add after_tree_profile bit.
25550 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25552 * config/avr/avr.S (_exit): Disable interrupt.
25554 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25555 Steven Bosscher <stevenb.gcc@gmail.com>
25557 PR rtl-optimization/26854
25558 PR rtl-optimization/34400
25559 * df-problems.c (df_live_scratch): New scratch bitmap.
25560 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25561 (df_live_reset): Clear the proper bitmaps.
25562 (df_live_bb_local_compute): Only process the artificial defs once
25563 since the order is not important.
25564 (df_live_init): Init the df_live sets only with the variables
25565 found live by df_lr.
25566 (df_live_transfer_function): Use the df_lr sets to prune the
25567 df_live sets as they are being computed.
25568 (df_live_free): Free df_live_scratch.
25570 2008-01-18 Ian Lance Taylor <iant@google.com>
25572 * common.opt: Add fmerge-debug-strings.
25573 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25574 flag_merge_debug_strings rather than flag_merge_constants.
25575 * doc/invoke.texi (Option Summary): Mention
25576 -fmerge-debug-strings.
25577 (Debugging Options): Document -fmerge-debug-strings.
25579 2008-01-18 Ian Lance Taylor <iant@google.com>
25582 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25583 (struct tree_function_decl): Add new field operator_new_flag.
25584 * tree-inline.c (expand_call_inline): When inlining a call to
25585 operator new, force the return value to go into a variable, and
25586 set DECL_NO_TBAA_P on that variable.
25587 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25589 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25592 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25593 DWARF2_DEBUGGING_INFO.
25594 (dwarf2out_note_section_used): Ditto. Add prototype.
25595 (have_multiple_function_sections, text_section_used,
25596 cold_text_section_used, *cold_text_sections): Move declarations
25599 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25601 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25602 field and add signal_ra.
25603 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25604 assignments to frame state pc. Move end of stack check after
25605 MD_FALLBACK_FRAME_STATE_FOR.
25606 (uw_update_context_1): Use frame state signal_regs if set, instead
25607 of checking signal_frame flag.
25608 (uw_update_context): Use frame state signal_ra if set.
25609 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25610 * config/xtensa/linux-unwind.h: New file.
25612 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25614 * modulo-sched.c (get_sched_window): Fix comment typo.
25616 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25618 PR tree-optimization/34648
25619 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25621 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25623 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25624 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25626 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25628 PR rtl-optimization/34400
25629 * df-core.c (df_worklist_dataflow_overeager,
25630 df_worklist_dataflow_doublequeue): New functions.
25631 (df_worklist_dataflow): Two different worklist solvers.
25632 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25635 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25638 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25639 and ftree-parallelize-loops.
25641 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25643 PR rtl-optimization/34826
25644 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25646 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25648 * global.c (find_reg): Mark the eh regs as used if necessary.
25649 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25650 * ra.h (struct allocno): no_eh_reg field added. Changed
25651 no_stack_reg type to bitfield.
25653 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25655 * tree.c (substitute_in_expr): Add missing 'break'.
25657 2008-01-17 Richard Guenther <rguenther@suse.de>
25659 PR tree-optimization/34825
25660 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25661 x / x as division to handle.
25663 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25665 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25666 "-pthread" is specified.
25667 * pa-hpux11.h (LIB_SPEC): Likewise.
25669 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25670 Peter Bergner <bergner@vnet.ibm.com>
25672 PR rtl-optimization/33796
25673 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25675 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25677 PR libgfortran/34699
25678 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25680 * pa-hpux10.h (LINK_SPEC): Likewise.
25681 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25683 2008-01-16 Richard Guenther <rguenther@suse.de>
25685 PR middle-end/32628
25686 * fold-const.c (fold_convert_const_int_from_int): Do not
25687 set overflow if that occured only because of a sign extension
25688 change when converting from/to a sizetype with the same
25689 precision and signedness.
25691 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25694 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25695 location address to the correct place. Update copyright year.
25697 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25699 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25700 no dependences in the dependence_relations vector.
25702 2008-01-16 Jan Hubicka <jh@suse.cz>
25704 PR rtl-optimization/31396
25705 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25706 * cfg.c (dump_reg_info): Print it.
25707 * regs.h (struct reg_info_t): add freq_calls_crossed.
25708 (REG_FREQ_CALLS_CROSSED): New macro.
25709 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25710 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25711 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25712 regmove_optimize): Update call crossed frequencies.
25713 * local-alloc.c (struct qty): Add freq_calls_crossed.
25714 (alloc_qty): Copute freq_calls_crossed.
25715 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25716 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25717 * ra.h (struct allocno): Add freq_calls_crossed.
25719 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25721 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25722 libgomp when compiling with ftree-parallelize-loops.
25723 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25725 2008-01-16 Richard Guenther <rguenther@suse.de>
25727 PR tree-optimization/34769
25728 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25729 * tree.c (int_cst_value): Instead make this function more
25730 permissive in what it accepts as valid input. Document this
25731 function always sign-extends the value.
25733 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25734 Richard Guenther <rguenther@suse.de>
25737 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25738 (gimple_fold_indirect_ref_rhs): ... this.
25739 (gimple_fold_indirect_ref): New function with foldings
25740 that preserve lvalueness.
25741 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25742 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25743 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25744 to fold an INDIRECT_REF, fall back to the old use of
25745 fold_indirect_ref_1.
25747 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25749 * tree-data-ref.c (subscript_dependence_tester_1): Call
25750 free_conflict_function.
25751 (compute_self_dependence): Same.
25753 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25756 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25757 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25759 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25760 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25761 for DWARF2_UNWIND_INFO targets.
25763 2008-01-16 Richard Guenther <rguenther@suse.de>
25766 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25767 type qualifiers for function types.
25769 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25771 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25772 loop_iterator li from previous commit.
25774 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25776 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25778 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25780 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25781 (parallelize_loops): Don't parallelize irreducible components.
25783 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25786 * c-opts (c_common_post_options): Do not enable CPP
25787 flag_pedantic_errors by default.
25789 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25791 PR rtl-optimization/31944
25792 * cse.c (remove_pseudo_from_table): New function.
25793 (merge_equiv_classes): Use above function to remove pseudo-registers.
25794 (invalidate): Likewise.
25796 2008-01-13 Richard Guenther <rguenther@suse.de>
25798 PR middle-end/34601
25799 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25800 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25802 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25804 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25805 validate_change to unshare the source of the PC set.
25807 2008-01-12 Jan Hubicka <jh@suse.cz>
25809 PR middle-end/32135
25810 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25811 references above array bounds. This might trigger bounds checks for
25812 pointers to arrays.
25814 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25816 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25817 new_replaceable_dependencies.
25819 2008-01-12 Doug Kwan <dougkwan@google.com>
25821 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25822 instead of OPT_Wreturn_type in warning due to ignored return type
25824 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25825 options included in -Wextra.
25826 * c.opt: New option -Wignored_qualifiers.
25827 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25828 -Wignore_qualifiers.
25829 (-Wignored-qualifiers): Document.
25830 (-Wreturn-type): Remove description of functionality now handled
25831 by -Wignored-qualifiers.
25833 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25836 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25837 NOP_EXPR if it is between integral types with the same precision.
25839 2008-01-12 Jan Hubicka <jh@suse.cz>
25842 * invoke.texi (max-inline-recursive-depth): Fix default value.
25844 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25846 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25849 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25851 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25853 2008-01-11 James E. Wilson <wilson@specifix.com>
25856 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25858 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25860 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25861 save/restore frame pointer register and don't use 'call-prologues'
25862 optimization in function with "OS_task" attribute.
25864 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25866 PR middle-end/31309
25867 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25868 when copying to memory.
25870 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25872 PR rtl-optimization/30905
25873 * cfgcleanup.c: Include dce.h
25874 (crossjumps_occured): New global variable.
25875 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25876 If something changed, set crossjumps_occured to true.
25877 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25878 Don't add/remove fake edges to exit here...
25879 (cleanup_cfg): ...but do it here, when crossjumping.
25880 Run a fast DCE when successful crossjumps occured in the latest
25881 iteration of try_optimize_cfg.
25883 2008-01-11 Richard Guenther <rguenther@suse.de>
25885 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25886 (struct vn_unary_op_s): Likewise.
25887 (vn_reference_insert): Free old reference on hash collision.
25889 2008-01-10 Raksit Ashok <raksit@google.com>
25891 PR rtl-optimization/27971
25892 * combine.c (find_split_point): Split PLUS expressions which are
25893 inside a MEM rtx, and whose first operand is complex.
25895 2008-01-10 DJ Delorie <dj@redhat.com>
25897 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25898 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25899 (m32c_hard_regno_ok): Call the underlying function.
25901 2008-01-10 Richard Guenther <rguenther@suse.de>
25903 PR middle-end/34683
25904 * tree-cfg.c (tree_merge_blocks): Do not go through the
25905 full-blown folding and stmt updating path if we just deal
25906 with virtual operands.
25907 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25908 test for abnormal SSA_NAMEs.
25910 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25912 PR middle-end/34641
25913 * reload.c (push_reload): Add assertions. All constants from
25914 reg_equiv_constant should have been used for replacing the respective
25916 (find_reloads_address): Invoke find_reloads_address_part for
25917 constant taken from the reg_equiv_constant array.
25919 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25921 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25922 field (valnum) the first in the struct. Replace bools with
25925 2008-01-10 Richard Guenther <rguenther@suse.de>
25927 PR tree-optimization/34651
25928 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25929 types and ordering for masking and converting.
25931 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25933 PR tree-optimization/34017
25934 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25935 also for PHI_NODE expressions.
25937 2008-01-09 Jan Hubicka <jh@suse.cz>
25939 PR tree-optimization/34708
25940 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25941 based on number of case labels.
25942 (init_inline_once): Remove switch_cost.
25943 * tree-inline.h (eni_weights_d): Remove switch_cost.
25945 2008-01-09 Richard Guenther <rguenther@suse.de>
25946 Andrew Pinski <andrew_pinski@playstation.sony.com>
25948 PR middle-end/30132
25949 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25950 temporary if an rvalue is ok or an lvalue is not required.
25952 2008-01-09 Richard Guenther <rguenther@suse.de>
25954 PR middle-end/34458
25955 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25956 adjust return type.
25958 2008-01-09 Richard Guenther <rguenther@suse.de>
25960 PR middle-end/34679
25961 * tree.c (host_integerp): Check for sizetype only if the
25962 type is an integer type.
25964 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25967 * opts.c (decode_options): Disable inlining of functions called
25968 once if not in unit-at-a-time mode.
25970 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25972 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25974 2008-01-08 Richard Guenther <rguenther@suse.de>
25976 PR middle-end/31863
25977 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25978 out early if the result will be unused.
25980 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25985 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25986 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25989 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25991 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25992 for vectorization tuned.
25994 2008-01-08 Richard Guenther <rguenther@suse.de>
25996 PR tree-optimization/34683
25997 * tree-ssa-operands.c (operand_build_cmp): Export.
25998 * tree-ssa-operands.h (operand_build_cmp): Declare.
25999 * tree-vn.c (vuses_compare): Remove.
26000 (sort_vuses): Use operand_build_cmp.
26001 (sort_vuses_heap): Likewise.
26002 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26003 to re-use old VEC if available. Do not sort already sorted VUSEs.
26004 (vdefs_to_vec): Do not sort already sorted VDEFs.
26006 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26008 PR middle-end/34694
26009 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26011 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26014 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26015 limitations of reciprocal sequences on x86 targets.
26017 2008-01-08 Richard Guenther <rguenther@suse.de>
26019 PR tree-optimization/34683
26020 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26022 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26025 * config/darwin.c (darwin_mergeable_string_section): Don't use
26026 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26028 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26031 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26032 negxf2. Macroize expander using X87MODEF mode iterator. Change
26033 predicates of op0 and op1 to register_operand.
26034 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26035 expander using X87MODEF mode iterator. Change predicates of
26036 op0 and op1 to register_operand.
26037 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26038 corresponding patterns and macroize using MODEF macro. Change
26039 predicates of op0 and op1 to register_operand and remove
26040 "m" constraint. Disparage "r" alternative with "!".
26041 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26042 macroize using X87MODEF macro. Change predicates of op0 and op1
26043 to register_operand and remove "m" constraint. Disparage "r"
26044 alternative with "!".
26045 (absneg splitter with memory operands): Remove.
26046 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26047 patterns and macroize using X87MODEF mode iterator.
26048 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26049 Change predicate of op1 to register_operand.
26050 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26051 for memory operands.
26053 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26055 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26057 2008-01-07 Richard Guenther <rguenther@suse.de>
26059 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26062 2008-01-07 Richard Guenther <rguenther@suse.de>
26064 PR tree-optimization/34683
26065 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26066 VOPs of the needed size to save memory. Use VEC_quick_push
26067 to save compile-time.
26068 (vdefs_to_vec): Likewise.
26070 2008-01-07 Sa Liu <saliu@de.ibm.com>
26072 * config/spu/spu.md (divdf3): Genetate inline code for double
26073 division. The implementation doesn't handle INF or NAN, therefore it
26074 only applies when -ffinite-math-only is given.
26076 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26079 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26080 * doc/cpp.texi ([Common Predefined Macros]): Document.
26082 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26084 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26085 order to use commutative addition instead of subtraction.
26087 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26088 Mircea Namolaru <namolaru@il.ibm.com>
26089 Vladimir Yanovsky <yanov@il.ibm.com>
26090 Revital Eres <eres@il.ibm.com>
26092 PR tree-optimization/34263
26093 * tree-outof-ssa.c (process_single_block_loop_latch,
26094 contains_tree_r): New functions.
26095 (analyze_edges_for_bb): Call process_single_block_loop_latch
26096 function to empty single-basic-block latch block if possible.
26098 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26100 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26102 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26104 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26106 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26108 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26110 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26112 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26114 PR tree-optimization/34618
26115 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26118 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26121 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26122 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26123 Update copyright year.
26125 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26126 Update copyright year.
26127 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26130 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26132 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26133 edge does not point to current bb before changing need_assert.
26135 2008-01-04 Richard Guenther <rguenther@suse.de>
26137 PR middle-end/34029
26138 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26139 for verifying purposes if they are is_gimple_min_invariant.
26141 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26143 PR tree-optimization/34448
26144 PR tree-optimization/34465
26145 * gimplify.c (gimplify_init_constructor): Add new parameter
26146 notify_temp_creation. Use it.
26147 (gimplify_modify_expr_rhs): Take volatiles into account when
26148 optimizing constructors.
26149 Do not optimize constructors if gimplify_init_constructor will dump to
26151 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26152 * gcc.c-torture/compile/pr34448.c: New.
26154 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26156 PR gcov-profile/34609
26157 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26158 return_slot if result is TREE_ADDRESSABLE.
26160 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26162 * config/mips/mips.md (sqrt_condition): Tweak comment.
26163 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26165 2008-01-03 Tom Tromey <tromey@redhat.com>
26168 * c-common.c (c_type_hash): Handle VLAs.
26170 2008-01-03 Jan Hubicka <jh@suse.cz>
26172 PR tree-optimization/31081
26173 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26174 0 when inlining and not inlining to first basic block.
26175 (remap_decl): When var is initialized to 0, don't set default_def.
26176 (expand_call_inline): Set entry_bb.
26177 * tree-inline.h (copy_body_data): Add entry_bb.
26179 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26182 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26185 PR tree-optimization/29484
26186 * tree-inline.c (inline_forbidden_p_2): New function.
26187 (inline_forbidden_p): Disallow inlining if some static var
26188 has an address of a local LABEL_DECL in its initializer.
26189 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26192 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26194 PR tree-optimization/34635
26195 * tree-data-ref.c (add_other_self_distances): Make sure that the
26196 evolution step is constant.
26198 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26200 PR middle-end/34608
26201 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26203 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26205 * tree-sra.c (scalarize_init): Insert the generate_element_init
26206 statements after the generate_element_zero statements.
26208 2008-01-02 Richard Guenther <rguenther@suse.de>
26210 PR middle-end/34093
26211 PR middle-end/31976
26212 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26213 for very large number of operands instead of ICEing.
26215 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26218 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26219 while stack probing.
26221 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26223 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26226 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26228 PR libmudflap/26442
26229 * tree-mudflap.c (mx_register_decls): Guard warning by
26230 !DECL_ARTIFICIAL check.
26232 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26234 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26235 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26236 sse5_perm<mode>): Fix constraints.