1 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
3 PR tree-optimization/37684
4 * gcc.dg/graphite/pr37684.c: New.
5 * graphite.c (exclude_component_ref): New.
6 (is_simple_operand): Call exclude_component_ref.
8 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
10 PR tree-optimization/36908
11 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
12 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
13 (number_of_rw_in_partition): New.
14 (partition_contains_all_rw): New.
15 (ldist_gen): Do not distribute when one of the partitions
16 contains all the memory operations.
18 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
20 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
21 EDGE_IRREDUCIBLE_LOOP.
23 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
25 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
26 where we have one entry point in the loop which isn't the head.
28 2008-11-03 Richard Guenther <rguenther@suse.de>
31 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
33 2008-11-03 Jakub Jelinek <jakub@redhat.com>
36 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
37 for ipa and simple ipa passes.
39 2008-11-02 Richard Guenther <rguenther@suse.de>
41 PR tree-optimization/37542
42 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
43 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
44 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
45 (vn_nary_op_insert_stmt): Likewise.
46 (visit_use): Likewise.
48 2008-11-02 Anatoly Sokolov <aesok@post.ru>
50 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
52 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
53 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
54 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
55 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
56 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
57 peephole2's): Replace unspec with rotate.
58 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
60 2008-11-02 Richard Guenther <rguenther@suse.de>
62 PR tree-optimization/37991
63 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
64 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
65 (set_ssa_val_to): Print if the value changed.
66 (simplify_binary_expression): Strip useless conversions.
68 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
71 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
74 2008-11-01 Richard Guenther <rguenther@suse.de>
77 * builtins.c (fold_builtin_strspn): Return a size_t.
78 (fold_builtin_strcspn): Likewise.
80 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
82 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
83 attribute for struct return convention.
85 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
87 * config/rs6000/crtsavres.asm: Really, really delete.
89 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
91 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
93 (rs6000_emit_prologue): Invert logic.
94 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
95 (reg:P 11) instead of match_operand.
96 (*save_fpregs_<mode>): Likewise.
97 (*restore_gpregs_<mode>): Likewise.
98 (*return_and_restore_gpregs_<mode>): Likewise.
99 (*return_and_restore_fpregs_<mode>): Likewise.
100 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
101 (reg:P 11) insted of match_operand.
102 (*restore_gpregs_spe): Likewise.
103 (*return_and_restore_gpregs_spe): Likewise.
105 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
107 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
108 list of word switches that take args.
110 2008-10-30 Jakub Jelinek <jakub@redhat.com>
112 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
113 (s390_output_pool_entry): Call it through for_each_rtx.
116 * expr.c (store_constructor): For vectors, if target is a MEM, use
117 target's MEM_ALIAS_SET instead of elttype alias set.
119 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
122 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
125 2008-10-29 David Edelsohn <edelsohn@gnu.org>
128 * config/rs6000/predicates.md (word_offset_memref_operand):
129 Restructure code and look inside auto-inc/dec addresses.
131 2008-10-29 Steve Ellcey <sje@cup.hp.com>
134 * libgcov.c ( __gcov_indirect_call_profiler): Check
135 TARGET_VTABLE_USES_DESCRIPTORS.
137 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
139 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
140 (INITIAL_FRAME_POINTER_OFFSET): Remove.
141 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
142 offset if eliminating soft frame pointer.
143 * config/spu/spu.md (stack_protect_set, stack_protect_test)
144 (stack_protect_test_si): Add initial machine description
145 for Stack Smashing Protector
147 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
150 * c-common.c (min_precision): Move to...
151 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
152 * tree.h (tree_int_cst_min_precision): Declare.
153 * c-common.h (min_precision): Delete declaration.
154 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
155 multiplication of non-negative integer constants.
156 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
157 tree_int_cst_min_precision.
158 (finish_enum): Likewise.
160 2008-10-29 Joseph Myers <joseph@codesourcery.com>
163 * convert.c (convert_to_real): Do not optimize conversions of
164 binary arithmetic operations between binary and decimal
165 floating-point types. Consider mode of target type in determining
166 decimal type for arithmetic. Unless
167 flag_unsafe_math_optimizations, do not optimize binary conversions
168 where this may change rounding behavior.
169 * real.c (real_can_shorten_arithmetic): New.
170 * real.h (real_can_shorten_arithmetic): Declare.
172 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
174 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
175 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
176 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
178 (must_save_p): For some workarounds, interrupts need to clobber a
180 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
181 and LC1 for WA_05000257.
182 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
183 WA_05000283 and WA_05000315.
184 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
185 (movbi): Add alternative to set CC to 1; improve code for setting
187 (dummy_load): New pattern.
189 2008-10-29 Jakub Jelinek <jakub@redhat.com>
192 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
193 BLKmode for non-memory, convert using a wider MODE_INT mode
197 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
198 that haven't been removed yet.
200 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
202 * config/bfin/bfin.c (struct machine_function): New member
204 (bfin_expand_movmem): Set it when generating memcpy insns.
205 (n_regs_saved_by_prologue, expand_prologue_reg_save,
206 expand_epilogue_reg_restore): If we have hardware loops,
207 memcpy insns (indicated by has_loopreg_clobber) or function
208 calls, we need to save the loop registers.
210 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
212 * config/i386/i386.c (core2_cost): Fix typos in comments.
214 2008-10-28 Jakub Jelinek <jakub@redhat.com>
217 * combine.c (make_compound_operation): Don't call make_extraction with
219 (simplify_shift_const_1): Canonicalize count even if complement_p.
221 2008-10-28 Joseph Myers <joseph@codesourcery.com>
223 * convert.c (strip_float_extensions): Do not remove or introduce
224 conversions between binary and decimal floating-point types.
226 2008-10-28 Jakub Jelinek <jakub@redhat.com>
229 * fold-const.c (distribute_bit_expr): Convert common, left and
230 right arguments to type.
232 2008-10-28 Nick Clifton <nickc@redhat.com>
234 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
235 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
236 call_really_used_regs array rather than the call_used_regs array.
237 (mn10300_get_live_callee_saved_regs, expand_prologue,
238 expand_epilogue, output_tst): Likewise.
240 2008-10-27 Jakub Jelinek <jakub@redhat.com>
243 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
244 (df_get_entry_block_def_set): Neither here.
245 (df_get_regular_block_artificial_uses): Add EH_USES registers.
247 PR tree-optimization/37879
248 * predict.c (tree_estimate_probability): Check if last_stmt is
249 non-NULL before dereferencing it.
251 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
253 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
254 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
255 (ira_fast_allocation): Remove the prototype.
257 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
258 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
259 (color_pass): Modify the updated costs.
260 (ira_color): Rename to color. Make it static.
261 (ira_fast_allocation): Rename to fast_allocation. Make it static.
262 (ira_color): New function.
264 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
267 * ira-lives.c (last_call_num, allocno_saved_at_call): New
269 (set_allocno_live, clear_allocno_live, mark_ref_live,
270 mark_ref_dead): Invalidate corresponding element of
271 allocno_saved_at_call.
272 (process_bb_node_lives): Increment last_call_num. Setup
273 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
274 allocno was already saved.
275 (ira_create_allocno_live_ranges): Initiate last_call_num and
276 allocno_saved_at_call.
278 * ira-build.c (ira_create_allocno): Initiate
279 ALLOCNO_UPDATED_COVER_CLASS_COST.
280 (create_cap_allocno, propagate_allocno_info,
281 remove_unnecessary_allocnos): Remove setting updated costs.
282 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
284 * ira.c (ira): Don't call ira_fast_allocation.
286 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
289 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
292 * ira-conflicts.c (process_regs_for_copy): Remove class subset
295 * ira-int.h (ira_hard_regno_cover_class): New.
297 * ira-lives.c (mark_reg_live, mark_reg_dead,
298 process_bb_node_lives): Use ira_hard_regno_cover_class.
300 * ira.c (reg_class ira_hard_regno_cover_class): New global
302 (setup_hard_regno_cover_class): New function.
303 (ira_init): Call setup_hard_regno_cover_class.
305 * ira-costs.c (cost_class_nums): Add comment.
306 (find_allocno_class_costs): Initiate cost_class_nums.
307 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
309 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
312 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
313 Rename to copy_info_to_removed_store_destinations. Propagate
314 conflict hard regs and register stack attribute.
316 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
319 * pa.c (function_arg_padding): Pad complex and vector types upward in
321 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
323 2008-10-26 Matthias Klose <doko@ubuntu.com>
325 * doc/install.texi: Document requirements on antlr.
327 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
329 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
332 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
335 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
336 is defined, use it to modify the constant offset.
338 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
340 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
341 and short arguments to the correct location as mandated by the
344 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
346 PR rtl-optimization/37769
347 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
349 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
351 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
352 unwind-dw2-Os-4-200.o.
354 2008-10-24 Joseph Myers <joseph@codesourcery.com>
356 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
357 (convert_for_assignment): Remove ic_argpass_nonproto cases.
359 2008-10-24 Jakub Jelinek <jakub@redhat.com>
361 PR tree-optimization/36038
362 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
363 add sizetype IV with initial value zero instead of pointer type.
365 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
368 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
369 around bit operation.
370 * profile.c (is_edge_inconsistent): Likewise.
371 * fold-const.c (truth_value_p): Move from here...
372 * tree.h (truth_value_p): ... to here.
373 * c-tree.h (c_expr): Update description of original_code.
374 * c-typeck.c (parser_build_unary_op): Set original_code.
375 (parser_build_binary_op): Update call to warn_about_parentheses.
376 * c-common.c (warn_about_parentheses): Take two additional
377 arguments of the operands. Use a switch. Quote operators
378 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
379 Add warning about !x | y and !x & y.
380 * c-common.h (warn_about_parentheses): Update declaration.
382 2008-10-24 Jakub Jelinek <jakub@redhat.com>
384 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
385 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
386 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
388 (check-subtargets, check-%-subtargets, check-parallel-%): New
390 (check-%): For test targets listed in lang_checks_parallelized
391 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
392 run the testing in multiple make goals, possibly parallel, and
393 afterwards run dg-extract-results.sh to merge the sum and log files.
395 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
397 * config/mips/mips.c (mips_canonicalize_move_class): New function.
398 (mips_move_to_gpr_cost): Likewise.
399 (mips_move_from_gpr_cost): Likewise.
400 (mips_register_move_cost): Make more fine-grained.
402 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
404 * graphite.c (graphite_apply_transformations): Check for
406 * toplev.c (process_options): Add graphite_identity.
407 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
409 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
411 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
412 mulhisihl and mulhisihh builtins.
414 From Jie Zhang <jie.zhang@analog.com>
415 * config/bfin/bfin.md (composev2hi): Put operands into vector
418 2008-10-22 Chao-ying Fu <fu@mips.com>
420 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
422 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
424 From Mike Frysinger <michael.frysinger@analog.com>
425 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
426 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
427 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
428 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
429 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
430 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
431 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
432 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
433 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
434 __ADSPBF51x__ for all of them.
435 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
436 -mcpu bf512, bf514, bf516, and bf518.
437 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
438 bf512-none, bf514-none, bf516-none, and bf518-none.
439 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
440 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
441 * doc/invoke.texi (Blackfin Options): Document that
442 -mcpu now accepts bf512, bf514, bf516, and bf518.
444 2008-10-22 Jakub Jelinek <jakub@redhat.com>
447 * fold-const.c (build_range_type): For 1 .. signed_max
448 range call build_nonstandard_inter_type if signed_type_for
449 returned a type with bigger precision.
451 2008-10-22 Richard Guenther <rguenther@suse.de>
453 * tree.def (COMPLEX_TYPE): Constrain element type.
454 * tree.c (build_complex_type): Assert that.
455 * tree-ssa-structalias.c (could_have_pointers): Complex types
456 cannot have pointers.
458 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
461 * c-typeck.c (convert_for_assignment): Do not give declaration's
462 location for builtins. Spell out which type was expected and which
465 2008-10-22 Nick Clifton <nickc@redhat.com>
467 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
468 the fdpic register to be a target when running in fdpic mode.
470 2008-10-22 Rafael Espindola <espindola@google.com>
472 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
473 newly created statements.
475 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
478 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
479 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
480 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
482 2008-10-22 Jakub Jelinek <jakub@redhat.com>
485 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
486 Adjust -mcmodel=medium description for 2005-07-31 changes.
488 2008-10-22 Jan Hubicka <jh@suse.cz>
489 Jakub Jelinek <jakub@redhat.com>
492 * doc/invoke.texi: Remove references to obsoleted -d dumps.
494 2008-10-21 Richard Henderson <rth@redhat.com>
497 * emit-rtl.c (get_spill_slot_decl): Export.
498 * emit-rtl.h (get_spill_slot_decl): Declare.
499 * var-tracking.c (vt_add_function_parameters): Relax assertion
500 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
502 2008-10-21 Bob Wilson <bob.wilson@acm.org>
504 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
505 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
508 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
511 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
512 processed by get_maxval_strlen.
514 2008-10-21 David Edelsohn <edelsohn@gnu.org>
517 * tree.c (get_file_function_name): Copy first_global_object_name.
518 Centralize call to clean_symbol_name.
520 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
522 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
523 * config/svr4.h (SVR4_ASM_SPEC): New.
524 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
525 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
527 * doc/invoke.texi (Option Summary): Add -T to linker options.
528 (Link Options): Document -T.
530 2008-10-21 Jakub Jelinek <jakub@redhat.com>
532 * tree-inline.c (tree_inlinable_function_p): Remove tuples
535 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
539 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
541 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
543 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
546 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
548 * doc/install.texi: Fix typos in previous patch.
550 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
552 * doc/install.texi: Document in-tree building of gcc and mpfr.
554 2008-10-19 Richard Guenther <rguenther@suse.de>
556 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
558 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
561 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
563 (build_enumerator): Convert enumerators that fit in integer to
566 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md (unnamed peephole2): Do not force memory
569 operands of arith or logical instructions into registers for
570 non-TARGET_READ_MODIFY targets.
572 (ffs_cmove): Change operand 0 predicate to register_operand.
573 Change operand 1 predicate to nonimmediate_operand.
575 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
577 2008-10-18 Richard Guenther <rguenther@suse.de>
579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
580 VIEW_CONVERT_EXPR case against invalid gimple.
582 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
584 * c-parser.c (c_parser_binary_expression): Silence the
585 uninitialized variable warning emitted for binary_loc.
587 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
589 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
592 2008-10-16 Joseph Myers <joseph@codesourcery.com>
595 * c-typeck.c (build_unary_op): Use omit_one_operand for
596 IMAGPART_EXPR of real argument.
598 2008-10-16 Jakub Jelinek <jakub@redhat.com>
600 PR tree-optimization/37664
601 * fold-const.c (fold_binary): When optimizing comparison with
602 highest or lowest type's value, don't consider TREE_OVERFLOW.
604 2008-10-16 David Edelsohn <edelsohn@gnu.org>
607 * Makefile.in (coverage.o): Depend on $(TM_P_H).
608 * coverage.c: Include tm_p.h.
609 * config/rs6000/x-aix (jc1): Override LDFLAGS.
610 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
611 dollar signs from PREFIX.
612 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
613 instead of manual strip_name_encoding.
615 2008-10-16 Richard Guenther <rguenther@suse.de>
618 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
619 volatile qualified functions or methods as relevant.
621 2008-10-16 Jakub Jelinek <jakub@redhat.com>
623 PR tree-optimization/37525
624 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
625 sizetype unsigned constants, both in the case of C and bounds.
627 2008-10-15 Jan Hubicka <jh@suse.cz>
629 * ira-emit.c (change_regs): Return false when replacing reg by
632 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
635 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
636 HARD_REGNO_CALL_PART_CLOBBERED.
638 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
641 * ira-lives.c (mark_early_clobbers): Remove.
642 (make_pseudo_conflict, check_and_make_def_use_conflicts,
643 check_and_make_def_conflicts,
644 make_early_clobber_and_input_conflicts,
645 mark_hard_reg_early_clobbers): New functions.
646 (process_bb_node_lives): Call
647 make_early_clobber_and_input_conflicts and
648 mark_hard_reg_early_clobbers. Make hard register inputs live again.
650 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
651 early clobbers of pseudo-registers.
653 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
656 * ira-build.c (ira_flattening): Recalculate
657 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
658 from the scratch instead of the propagation.
660 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
662 * doc/rtl.texi (const_double): Remove the "addr" operand.
663 Describe CONST_DOUBLE_* macros under const_double rather
665 (const_fixed): Fix the operand description.
666 (const): Add an @findex directive.
667 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
668 after the constant rtl table.
669 (fix): Combine floating-point and fixed-point descriptions.
671 * sched-deps.c (sched_analyze_2): Remove reference to
674 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
676 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
678 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
679 for UNSPEC_GOTSYM_OFFs.
680 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
681 (add_GOT_to_pic_reg): Use it.
682 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
684 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
685 Harsha Jagasia <harsha.jagasia@amd.com>
687 PR tree-optimization/37485
688 * graphite.c (gmp_cst_to_tree): Moved.
689 (iv_stack_entry_is_constant): New.
690 (iv_stack_entry_is_iv): New.
691 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
692 (loop_iv_stack_insert_constant): New.
693 (loop_iv_stack_pop): Use new datatpype.
694 (loop_iv_stack_get_iv): Same.
695 (loop_iv_stack_get_iv_from_name): Same.
696 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
697 (loop_iv_stack_patch_for_consts): New.
698 (loop_iv_stack_remove_constants): New.
699 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
700 (translate_clast): Call loop_iv_stack_patch_for_consts and
701 loop_iv_stack_remove_constants.
702 (gloog): Use new datatype. Redirect construction edge to end
703 block to avoid accidental deletion.
704 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
706 (union iv_stack_entry_data): New. Data in iv stack entry.
707 (struct iv_stack_entry): New. Datatype for iv stack entries.
709 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
711 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
712 * graphite.c (free_scop): Same.
714 (free_scattering): New.
715 (build_cloog_prog): Call free_scattering.
716 (patch_phis_for_virtual_defs): Fix memleak.
717 (graphite_trans_bb_strip_mine): Same.
720 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
721 Harsha Jagasia <harsha.jagasia@amd.com>
723 PR tree-optimization/37828
724 * graphite.c (graphite_trans_loop_block): Do not loop block
727 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
729 PR tree-optimization/37686
730 * tree-loop-linear.c (linear_transform_loops): Build a
731 loop nest vector. Pass it to lambda_compute_access_matrices.
732 * tree-data-ref.h (struct access_matrix): Store the loop nest
733 relative to which it encodes the information.
734 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
735 (am_vector_index_for_loop): Reimplemented: iterate over the
736 loop nest for finding the loop index in the access matrix.
737 (lambda_compute_access_matrices): Update declaration.
738 * lambda-code.c (build_access_matrix): Pass the loop nest and
740 (lambda_compute_access_matrices): Same.
742 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
744 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
745 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
746 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
747 already implies hard float. Also fix several insn condition
748 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
750 2008-10-15 David Edelsohn <edelsohn@gnu.org>
753 Based on patches by Laurent Vivier.
754 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
755 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
756 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
757 dollar sign to underscore.
758 (ASM_OUTPUT_EXTERNAL): Same.
759 (ASM_OUTPUT_LABELREF): New.
760 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
762 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
763 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
764 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
765 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
767 2008-10-15 Jakub Jelinek <jakub@redhat.com>
769 PR tree-optimization/36881
770 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
771 that each value doesn't need runtime relocations, for !flag_pic
772 check that each value is just a valid initializer constant.
774 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
776 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
777 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
778 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
779 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
781 (REG_CLASS_NAMES): Update accordingly.
782 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
783 rather than an unpredictable descriptive string.
784 * config/mips/mips.c (mips_register_move_cost): Remove comment.
785 (mips_register_move_cost): Check for specific COP*_REGS classes,
786 instead of ALL_COP_AND_GR_REGS.
787 (mips_ira_cover_classes): New function.
788 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
789 (TARGET_IRA_COVER_CLASSES): Define.
791 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
794 * tree.c (build_type_attribute_qual_variant): Hash on the
795 unqualified type, and don't overwrite an existing
796 (type_hash_eq): Make the TYPE_NAME of the types significant, to
797 allow distinguishing between wchar_t and its underlying type. This
798 also means that we'll retain a little more typedef information.
800 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
801 Dmitry Melnik <dm@ispras.ru>
802 Dmitry Zhurikhin <zhur@ispras.ru>
803 Alexander Monakov <amonakov@ispras.ru>
804 Maxim Kuvyrkov <maxim@codesourcery.com>
806 * target.h (struct gcc_target): Update prototypes of needs_block_p
808 * haifa-sched.c (create_check_block_twin): Update calls to the above.
809 * sel-sched.c (create_speculation_check): Likewise.
810 * doc/tm.texi: Provide documentation for new target hooks.
812 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
813 (ia64_gen_spec_insn): Removed.
814 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
815 ia64_gen_spec_check): New static functions.
816 (ia64_alloc_sched_context, ia64_init_sched_context,
817 ia64_set_sched_context, ia64_clear_sched_context,
818 ia64_free_sched_context, ia64_get_insn_spec_ds,
819 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
820 (ia64_needs_block_p): Change prototype.
821 (ia64_gen_check): Rename to ia64_gen_spec_check.
822 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
823 into declaration, add special memory dependencies handling.
824 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
825 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
826 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
827 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
828 Define new target hooks.
829 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
830 (ia64_optimization_options): Turn on selective scheduling with -O3,
831 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
832 with selective scheduling.
833 (ia64_override_options): Initialize align_loops and align_functions
834 to 32 and 64, respectively. Set global selective scheduling flags
835 according to target-dependent flags.
836 (rtx_needs_barrier): Support UNSPEC_LDS_A.
837 (group_barrier_needed): Use new mstop-bit-before-check flag.
839 (dfa_state_size): Make global.
840 (spec_check_no, max_uid): Remove.
841 (mem_ops_in_group, current_cycle): New variables.
842 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
843 Initialize new variables.
844 (is_load_p, record_memory_reference): New functions.
845 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
847 (ia64_variable_issue): Change use of current_sched_info to
848 sched_deps_info. Update comment. Note if a load or a store is issued.
849 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
850 advance if maximal number of loads or stores was issued on current
852 (scheduled_good_insn): New static helper function.
853 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
854 a group barrier is needed. Fix vertical spacing. Guard the code
855 doing state transition with last_scheduled_insn check.
856 Mark that a stop bit should be before current insn if there was a
857 cycle advance. Update current_cycle and mem_ops_in_group.
858 (ia64_h_i_d_extended): Change use of current_sched_info to
859 sched_deps_info. Reallocate stops_p by larger chunks.
860 (struct _ia64_sched_context): New structure.
861 (ia64_sched_context_t): New typedef.
862 (ia64_alloc_sched_context, ia64_init_sched_context,
863 ia64_set_sched_context, ia64_clear_sched_context,
864 ia64_free_sched_context): New static functions.
865 (gen_func_t): New typedef.
866 (get_spec_load_gen_function): New function.
867 (SPEC_GEN_EXTEND_OFFSET): Declare.
868 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
869 (get_mode_no_for_insn): Change the condition that prevents use of
870 special hardware registers so it can now handle pseudos.
871 (get_spec_unspec_code): New function.
872 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
873 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
874 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
875 during selective scheduling.
876 (ia64_speculate_insn): Use ds_get_speculation_types when
877 determining whether we need to change the pattern.
878 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
879 (ia64_spec_check_src_p): Support new speculation/check codes.
880 (struct bundle_state): New field.
881 (issue_nops_and_insn): Initialize it.
882 (insert_bundle_state): Minimize mid-bundle stop bits.
883 (important_for_bundling_p): New function.
884 (get_next_important_insn): Use important_for_bundling_p.
885 (bundling): When shifting TImode from unimportant insns, ignore
886 also group barriers. Assert that best state is found before
887 the backward bundling pass. Print number of mid-bundle stop bits.
888 Minimize mid-bundle stop bits. Check correct calculation of
889 mid-bundle stop bits.
890 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
891 (final_emit_insn_group_barriers): Emit stop bits before insns starting
893 (sel2_run): New variable.
894 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
895 scheduling pass instead of schedule_ebbs.
897 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
898 (UNSPEC_LDS_A): New UNSPEC.
899 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
900 movti_internal, movsf_internal, movdf_internal,
901 movxf_internal): Make visible. Add speculable* attributes.
902 (output_c_nc): New mode attribute.
903 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
904 mov<mode>_nc, zero_extend<mode>di2_nc,
905 advanced_load_check_nc_<mode>): New insns.
906 (zero_extend*): Add speculable* attributes.
908 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
909 (msched-stop-bits-after-every-cycle): Likewise.
910 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
912 (msched-spec-verbose): Remove.
913 (msched-prefer-non-data-spec-insns,
914 msched-prefer-non-control-spec-insns,
915 msched-count-spec-in-critical-path,
916 msel-sched-dont-check-control-spec): Use Target Report Var
917 instead of Common Report Var.
919 * config/ia64/itanium2.md: Remove incorrect bypass.
921 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
923 2008-10-14 Jakub Jelinek <jakub@redhat.com>
926 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
929 2008-10-14 Ben Elliston <bje@au.ibm.com>
931 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
933 2008-10-13 Joseph Myers <joseph@codesourcery.com>
935 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
938 2008-10-13 Matthias Klose <doko@ubuntu.com>
940 * config/pa/linux-atomic.c: Work around missing header file
941 for hppa64-linux-gnu targets.
943 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
944 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
945 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
946 Grace Cao <grace_cao@playstation.sony.com>
948 * doc/invoke.texi (-mgen-cell-microcode): Document.
949 (-mwarn-cell-microcode): Document.
950 * cfglayout.c (locator_location): Export.
951 * rtl.h (locator_location): Define prototype.
952 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
954 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
955 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
956 (mwarn-cell-microcode): New option.
957 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
958 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
959 cell and not already set.
960 Turn off string instructions if not generating cell microcode.
961 (rs6000_final_prescan_insn): New function that warns about microcoded
963 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
964 * config/rs6000/rs6000.md
965 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
966 the instruction would have been microcoded on the Cell. Set cell_micro
967 to always on unnamed patterns for the string instructions.
968 (cell_micro): Update definition, remove load/store conditional
970 (sign_extend:DI): Define new pattern for non microcoded version.
971 (sign_extend:SI): Likewise.
972 (compare (div:P)): Set cell_micro to not.
973 (andsi3): Define as an expand.
974 (andsi3_mc): New pattern.
975 (andsi3_nomc): New pattern.
976 (andsi3_internal0_nomc): New pattern.
977 (andsi3_internal2): Rename to ...
978 (andsi3_internal2_mc): this and enable iff generating microcode.
979 (andsi3_internal3): Rename to ...
980 (andsi3_internal3_mc): this and enable iff generating microcode.
981 (andsi3_internal4): Enable iif generating microcode.
982 (andsi3_internal5): Rename to ..
983 (andsi3_internal5_mc): this and enable iff generating microcode.
984 (andsi3_internal5_nomc): New pattern.
985 (extzvdi_internal1): Enable iff generating microcode.
986 (extzvdi_internal2): Likewise.
987 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
988 (anddi3): Change to expand.
989 (anddi3_mc): Rename from anddi3.
990 (anddi3_no_mc): New pattern.
991 (anddi3_internal2): Rename to ..
992 (anddi3_internal2_mc): this and enable iff generating microcode.
993 (anddi3_internal2_nomc): New pattern.
994 (anddi3_internal3): Rename to ..
995 (anddi3_internal3_mc): this and enable iff generating microcode.
996 (anddi3_internal3_nomc): New pattern.
997 (movti_string): Set cell_micro to always if TARGET_STRING.
998 (stmsi8): Set cell_micro to always.
1004 (stmsi8_power): Likewise.
1005 (stmsi7_power): Likewise.
1006 (stmsi6_power): Likewise.
1007 (stmsi5_power): Likewise.
1008 (stmsi4_power): Likewise.
1009 (stmsi3_power): Likewise.
1010 (movsi_update2): Enable iff generating microcode.
1011 (movhi_update3): Likewise.
1012 (lmw): Set cell_micro to always.
1014 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1016 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1017 * config/s390/s390.c (machine_function): Remove
1018 decomposed_literal_pool_addresses_ok_p.
1019 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1020 the difference of two labels.
1021 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1022 (s390_pool_offset): New function.
1023 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1024 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1026 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1028 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1029 (powerpc*-*-linux-gnu*): Describe.
1030 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1031 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1032 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1033 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1034 config/rs6000/e500crtres32gpr.asm,
1035 config/rs6000/e500crtres64gpr.asm,
1036 config/rs6000/e500crtres64gprctr.asm,
1037 config/rs6000/e500crtrest32gpr.asm,
1038 config/rs6000/e500crtrest64gpr.asm,
1039 config/rs6000/e500crtresx32gpr.asm,
1040 config/rs6000/e500crtresx64gpr.asm,
1041 config/rs6000/e500crtsav32gpr.asm,
1042 config/rs6000/e500crtsav64gpr.asm,
1043 config/rs6000/e500crtsav64gprctr.asm,
1044 config/rs6000/e500crtsavg32gpr.asm,
1045 config/rs6000/e500crtsavg64gpr.asm,
1046 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1047 * config/rs6000/crtsavres.asm: Really remove.
1049 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1052 * c-format.c (convert_format_name_to_system_name): Use
1053 TARGET_OVERRIDES_FORMAT_INIT.
1054 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1055 * config/i386/mingw.opt: New.
1056 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1057 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1058 (ms_printf_length_specs): Removed const specifier.
1059 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1060 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1062 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1064 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1065 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1067 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1070 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1071 sure that ref has valid bb.
1073 2008-10-12 Richard Henderson <rth@redhat.com>
1076 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1077 * alias.c (value_addr_p, stack_addr_p): Remove.
1078 (nonoverlapping_memrefs_p): Remove IRA special case.
1079 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1080 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1081 * reload1.c (alter_reg): Use it.
1083 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1086 of registers instead of eax, ebx, ecx and edx. Use for loop
1087 and check register for non-zero value before the call
1088 to decode_caches_intel.
1090 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1092 PR rtl-optimization/37448
1093 * df.h: (df_ref_class): New enum.
1094 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1095 (struct df_ref): Replaced with union df_ref_d.
1096 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1097 New members of df_ref_d union.
1098 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1099 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1100 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1101 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1102 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1103 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1104 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1105 (df_scan_bb_info, df_bb_regno_first_def_find,
1106 df_bb_regno_last_def_find, df_find_def, df_find_use,
1107 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1108 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1109 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1110 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1111 Replaced struct df_ref * with df_ref.
1112 * df-scan.c (df_collection_rec, df_null_ref_rec,
1113 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1114 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1115 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1116 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1117 df_reorganize_refs_by_reg_by_reg,
1118 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1119 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1120 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1121 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1122 df_bb_refs_record, df_exit_block_uses_collect,
1123 df_record_exit_block_uses, df_reg_chain_mark,
1124 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1125 df_ref * with df_ref.
1126 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1127 df_ref_class parameter.
1128 (df_scan_problem_data): Added new pools for different types of refs.
1129 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1130 df_ref_create_structure): Processed new ref pools.
1131 (df_scan_start_dump): Added counts of refs and insns.
1132 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1133 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1134 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1135 code to pass df_ref_class down to ref creation functions.
1136 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1137 df_reg_chain_mark): Use macros to hide references to df_refs.
1138 (df_ref_chain_change_bb): Removed.
1139 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1140 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1141 Enhanced to understand df_ref union structure.
1142 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1143 all_uses_available_at, update_df, try_fwprop_subst,
1144 forward_propagate_subreg, forward_propagate_and_simplify,
1145 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1146 df_ref * with df_ref.
1147 (use_killed_between, all_uses_available_at): Use macros to hide
1148 references to df_refs.
1149 * regstat.c (regstat_bb_compute_ri,
1150 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1152 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1153 see_handle_relevant_refs, see_analyze_one_def,
1154 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1155 struct df_ref * with df_ref.
1156 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1157 global_conflicts): Replaced struct df_ref * with df_ref.
1158 * ddg.c (create_ddg_dep_from_intra_loop_link,
1159 add_cross_iteration_register_deps, build_inter_loop_deps):
1160 Replaced struct df_ref * with df_ref.
1161 (create_ddg_dep_from_intra_loop_link,
1162 add_cross_iteration_register_deps): Use macros to hide references
1164 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1165 df_ref * with df_ref.
1166 * df-core.c (df_bb_regno_first_def_find,
1167 df_bb_regno_last_def_find, df_find_def, df_find_use,
1168 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1169 debug_df_ref): Replaced struct df_ref * with df_ref.
1170 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1171 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1173 * web.c (union_defs, entry_register, replace_ref, web_main):
1174 Replaced struct df_ref * with df_ref.
1175 (union_defs, replace_ref): Use macros to hide references to df_refs.
1176 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1177 Replaced struct df_ref * with df_ref.
1178 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1179 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1180 Replaced struct df_ref * with df_ref.
1181 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1182 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1184 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1185 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1186 df_compute_accessed_bytes_strict_low_part,
1187 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1188 Replaced struct df_ref * with df_ref.
1189 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1190 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1191 df_ref * with df_ref.
1192 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1193 check_dependency, check_dependencies, record_uses): Replaced
1194 struct df_ref * with df_ref.
1195 (invariant_for_use, check_dependency): Use macros to hide
1196 references to df_refs.
1197 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1198 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1199 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1200 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1201 references to df_refs.
1202 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1204 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1205 * df-problems.c (df_rd_bb_local_compute_process_def,
1206 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1207 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1208 df_chain_remove_problem, df_chain_create_bb_process_use,
1209 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1210 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1211 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1212 df_byte_lr_simulate_artificial_refs_at_top,
1213 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1214 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1215 df_simulate_uses, df_simulate_artificial_refs_at_end,
1216 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1218 (df_chain_dump): Use macros to hide references to df_refs.
1219 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1220 df_ref * with df_ref.
1221 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1222 mark_artificial_uses, mark_reg_dependencies,
1223 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1225 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1227 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1229 (array_ref_element_size): Likewise.
1230 (array_ref_low_bound): Likewise.
1231 (array_ref_up_bound): Likewise.
1232 * expr.c (contains_packed_reference): Likewise.
1233 (array_ref_element_size): Likewise.
1234 (array_ref_low_bound): Likewise.
1235 (array_ref_up_bound): Likewise.
1236 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1237 with ARRAY_RANGE_REF.
1238 (idx_find_step): Likewise.
1239 (idx_record_use): Likewise.
1240 (strip_offset_1): Likewise.
1241 (idx_remove_ssa_names): Likewise.
1243 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1244 Andi Kleen <ak@linux.intel.com>
1246 * config/i386/cpuid.h (__cpuid_count): New defines.
1247 * config/i386/driver-i386.c (struct cache_desc): New structure.
1248 (describe_cache): Use struct cache_desc to pass cache descriptions.
1249 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1250 (detect_caches_amd): Use struct cache_desc to describe caches.
1251 (decode_caches_intel): Use struct cache_desc to pass cache
1252 descriptions. Update descriptions to match latest (rev -032,
1253 December 2007) CPUID documentation. Do not check valid bit here.
1254 Check for Xeon MP value 0x49 problems.
1255 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1256 Check valid bit before calling decode_caches_intel. Detect number
1257 of times to repeat CPUID instruction.
1258 (detect_caches_cpuid4): New function.
1259 (detect_caches_intel): Depending on max_level, call
1260 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1261 only when other methods fail to provide valid L2 cache description.
1263 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1266 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1267 it to PIC call patterns.
1268 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1269 code generation and attributes from pattern. Change peephole2 to split
1270 for noreturn case. Revise split pattern for non noreturn case.
1271 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1272 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1273 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1276 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1278 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1279 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1281 (divdf3): Reformat long line.
1283 2008-10-11 Michael J. Eager <eager@eagercon.com>
1285 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1287 (rs6000_handle_option): Process -mfpu options.
1288 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1289 (enum fpu_type_t): New.
1290 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1291 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1293 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1294 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1295 * config/rs6000/rs6000.opt (-mfpu): New.
1296 (-mxilinx-fpu): New.
1297 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1298 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1299 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1300 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1301 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1303 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1306 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1307 LO_SUM on Darwin if mode has just one unit.
1309 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1312 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1313 has been optimized out.
1315 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1317 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1318 instead of PIC_DIRECT_ADDR_P.
1319 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1320 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1321 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1322 (PIC_OFFSET_P): Rename to...
1323 (PCREL_SYMOFF_P): ...this.
1324 (PIC_DIRECT_ADDR_P): Delete.
1325 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1327 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1328 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1329 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1330 * config/sh/sh.c (print_operand): Remove CONST handling.
1331 (unspec_caller_rtx_p): Rewrite to use split_const and check
1332 the operands of UNSPEC bases.
1333 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1334 with (unspec [A B] UNSPEC_SYMOFF).
1335 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1336 UNSPEC_PCREL_SYMOFF.
1337 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1338 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1339 (UNSPEC_EXTRACT_U16): Likewise.
1340 (UNSPEC_SYMOFF): Likewise.
1341 (UNSPEC_PCREL_SYMOFF): Likewise.
1342 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1344 (movsi_const_16bit): Likewise.
1345 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1346 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1347 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1348 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1349 with (unspec [A B] UNSPEC_SYMOFF).
1350 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1351 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1352 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1353 (Csu): Likewise UNSPEC_EXTRACT_U16.
1354 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1355 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1357 2008-10-10 Stepan Kasal <skasal@redhat.com>
1359 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1360 for loop strip mining and loop blocking.
1362 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1364 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1365 vary types depending on debug info.
1367 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1369 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1370 before ensuring it's already computed.
1372 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1374 * rtl.h (locator_eq): New decl.
1375 * cfglayout.c (locator_scope): New function.
1376 (insn_scope): Use it.
1377 (locator_eq): New function.
1378 (fixup_reorder_chain): Search for last insn in src bb
1379 that has locator set or first insn in dest bb. Use
1380 locator_eq instead of == to compare locators.
1381 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1382 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1383 == to compare locators.
1385 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1387 * gimple-low.c (lower_function_body, lower_gimple_return,
1388 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1389 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1390 goto_block on edges if goto_locus is known.
1393 * tree.h (get_object_alignment): Declare.
1394 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1395 get_object_alignment if needed.
1396 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1398 (get_object_alignment): ... here. New function. Try harder to
1399 determine alignment from get_inner_reference returned offset.
1401 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1403 * graphite.c (gloog): Don't call find_unreachable_blocks
1404 before delte_unreachable_blocks.
1406 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1407 goto_locus of true_edge into RTL locator.
1409 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1411 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1412 (*jcc_btdi_mask_rex64): Ditto.
1414 (*jcc_btsi_mask): Ditto.
1415 (*jcc_btsi_1): Ditto.
1416 (*jcc_btsi_mask_1): Ditto.
1418 2008-10-08 Paul Brook <paul@codesourcery.com>
1420 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1421 compatible profiler (__gnu_mcount_nc).
1422 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1424 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1426 * config/i386/i386.c (initial_ix86_tune_features): Add
1427 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1428 * config/i386/i386.h (ix86_tune_indices): Likewise.
1429 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1431 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1432 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1433 for FP to FP splitters.
1435 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1437 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1440 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1444 PR rtl-optimization/37341
1445 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1446 to ORIG_BB, pass through ORIG_BB recursively.
1447 (cse_condition_code_reg): Adjust caller.
1449 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1451 * sdbout.c (sdbout_one_type): Treat the value type
1452 CONST_DECL for enumerals.
1454 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1456 * config/i386/i386.md: Remove trailing white spaces.
1458 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1460 PR rtl-optimization/37448
1461 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1462 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1464 (struct output_info) [count]: Renamed total_created and made
1466 (struct output_info) [size]: Renamed total_allocated and made
1468 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1469 Properly keep track of desc->size.
1470 (print_statistics, dump_alloc_pool_statistics): Enhance the
1471 printing of statistics to print the number of elements and to use
1474 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1477 * opts.h (CL_SAVE): Move up to flags range.
1478 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1479 CL_COMMON): Renumber.
1480 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1481 * opts.c (common_handle_option): Revert last change.
1483 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1485 * config/i386/i386-protos.h (ix86_schedule): New.
1487 * config/i386/i386.c (ix86_schedule): New.
1488 (override_options): Add schedule to processor_alias_table. Set
1489 ix86_schedule from the schedule field in processor_alias_table.
1490 (ix86_function_specific_save): Save ix86_schedule.
1491 (ix86_function_specific_restore): Restore ix86_schedule.
1493 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1494 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1497 * config/i386/i386.opt: Add schedule.
1499 * config/i386/ppro.md: Remove generic32.
1501 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1504 * expr.c (count_type_elements): Handle ERROR_MARK.
1506 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1511 * basic-block.h (struct edge_def): Add goto_block field.
1512 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1513 one insn with locus corresponding to edge's goto_locus if !optimize.
1514 * profile.c (branch_prob): Copy edge's goto_block.
1515 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1517 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1518 locator in between the merged basic blocks if !optimize and needed.
1519 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1520 goto_locus into RTL locator. For unconditional jump use that
1521 locator for the jump insn.
1522 (expand_gimple_cond): Convert goto_block and goto_locus into
1523 RTL locator for all remaining edges. For unconditional jump
1524 use that locator for the jump insn.
1525 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1526 there is more than one edge or insn locator along the forwarding
1527 edges and !optimize. If there is just one, set e->goto_locus.
1528 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1530 (move_block_to_fn): Adjust edge's goto_block.
1532 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1535 * expmed.c (expand_mult): Properly check DImode constant in
1538 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1541 * dwarf2out.c (common_block_die_table): New variable.
1542 (common_block_die_table_hash, common_block_die_table_eq): New
1544 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1545 COMMON block in the current scope rather than globally. Optimize
1546 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1547 DW_OP_addr SYMBOL_REF+off.
1549 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1551 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1552 Return true for non-addressable GIMPLE operands.
1554 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1557 * config/i386/i386.c (initial_ix86_tune_features): Remove
1558 X86_TUNE_USE_BIT_TEST.
1559 * config/i386/i386.h (ix86_tune_indices): Likewise.
1560 (TARGET_USE_BIT_TEST): Removed.
1562 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1564 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1566 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1568 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1569 (mul<mode>3_mul3): ... into this new template.
1571 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1573 * gimplify.c (gimplify_arg): Add location argument. Use it.
1574 (gimplify_call_expr): Pass location to gimplify_arg.
1575 (gimplify_modify_expr_to_memcpy): Same.
1576 (gimplify_modify_expr_to_memset): Same.
1578 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1580 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1581 Update calls to build_unary_op and build_indirect_ref for location
1584 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1587 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1588 * c-typeck.c (array_to_pointer_conversion): Pass location to
1590 (function_to_pointer_conversion): Use error_at and warning_at.
1591 (build_indirect_ref): Same.
1592 (build_array_ref): Pass location to build_binary_op.
1593 (parser_build_unary_op): Do not set location after calling
1595 (build_unary_op): Add location argument. Use it throughout. Set
1596 EXPR_LOCATION before returning new tree.
1597 (build_modify_expr): Same.
1598 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1600 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1601 build_indirect_ref, build_modify_expr.
1602 (c_finish_omp_for): Same. Use error_at instead of error.
1603 * c-common.c (c_common_truthvalue_conversion): Pass location to
1605 (warn_for_div_by_zero): Add location argument.
1606 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1607 build_unary_op, warn_for_div_by_zero.
1608 * c-parser.c (c_parser_typeof_specifier): Use
1609 protected_set_expr_location.
1610 (c_parser_statement_after_labels): Same.
1611 (c_parser_condition): Same.
1612 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1613 (c_parser_conditional_expression): Use protected_set_expr_location.
1614 (c_parser_unary_expression): Pass location to build_indirect_ref.
1615 (c_parser_postfix_expression_after_primary): Pass location to
1616 build_indirect_ref, build_unary_op.
1617 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1619 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1621 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1622 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1623 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1625 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1626 (mips_issue_rate): Handle PROCESSOR_R10000.
1627 * config/mips/mips.md (cpu): Add r10000.
1629 * config/mips/10000.md: New file.
1631 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1633 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1634 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1635 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1637 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1639 * config/darwin-protos.h (machopic_function_base_name): Delete.
1640 (machopic_function_base_sym): Likewise.
1641 (machopic_gen_offset): Declare.
1642 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1643 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1644 * config/darwin.c (machopic_function_base_name): Delete.
1645 (machopic_function_base_sym): Likewise.
1646 (gen_pic_offset): Rename to...
1647 (machopic_gen_offset): ...this and remove the pic_base argument.
1648 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1649 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1650 crtl->uses_pic_offset_table.
1651 (machopic_indirect_data_reference): Use new machopic_gen_offset
1653 (machopic_legitimize_pic_address): Likewise.
1654 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1656 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1657 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1658 * config/i386/i386.c (output_set_got): Likewise.
1659 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1661 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1662 (legitimate_address_p): Likewise.
1663 (output_pic_addr_const): Likewise.
1664 (output_addr_const_extra): Likewise.
1665 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1666 match an UNSPEC rather than a MINUS.
1667 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1668 (builtin_setjmp_receiver): Use machopic_gen_offset.
1669 * config/i386/predicates.md (pic_symbolic_operand): Handle
1670 UNSPEC_MACHOPIC_OFFSET.
1672 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1673 Use machopic_gen_offset and machopic_operand_p.
1674 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1675 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1676 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1677 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1678 Set crtl->uses_pic_offset_table.
1680 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1682 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1684 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1685 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1686 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1687 (constant_pool_expr_p): Use split_const and check the base.
1688 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1690 (legitimate_constant_pool_address_p): Check toc_relative_p
1691 instead of constant_pool_expr_p.
1692 (print_operand_address): Always use output_addr_const for
1693 constant pool addresses.
1694 (rs6000_output_addr_const_extra): New function.
1695 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1697 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1701 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1702 (mark_ref_live, mark_ref_dead): Use them.
1703 (def_conflicts_with_inputs_p): Remove.
1704 (mark_early_clobbers): New function.
1705 (process_bb_node_lives): Call preprocess_constraints and
1706 mark_early_clobbers.
1708 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1710 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1712 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1713 lib with -mthread switch.
1715 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1718 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1719 function in two, making it call a new and reusable
1720 dwarf2out_imported_module_or_decl() that takes the containing
1721 BLOCK of the declaration in argument.
1722 (dwarf2out_imported_module_or_decl_real): New function.
1723 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1724 IMPORTED_DECL in account.
1725 * tree.def: Added IMPORTED_DECL node type.
1726 * tree.h: Added accessors for IMPORTED_DECL nodes.
1727 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1729 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1731 * doc/gimple.texi: Fix some typos, wrap some long lines,
1732 fix some broken wraps with continuations.
1733 * tree-ssa-reassoc.c: Fix comment typos.
1735 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1738 * pa.c (legitimize_pic_address): Force function labels to memory in
1741 2008-10-04 Anton Blanchard <anton@samba.org>
1743 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1744 (rs6000_split_atomic_op): Same.
1745 (rs6000_split_compare_and_swap): Same.
1746 (rs6000_split_compare_and_swapqhi): Same.
1748 2008-10-04 Richard Guenther <rguenther@suse.de>
1750 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1751 instead of pointer equality.
1752 (vn_nary_op_eq): Likewise.
1754 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1756 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1758 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1759 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1761 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1763 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1764 Revert previous change.
1766 2008-10-03 Tom Tromey <tromey@redhat.com>
1768 * stringpool.c (ggc_alloc_string): Terminate string.
1770 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1772 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1773 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1774 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1777 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1780 2008-10-03 Pascal Obry <obry@adacore.com>
1782 * gcov.c (create_file_names): Properly handle UNIX and DOS
1783 directory separators.
1784 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1785 separator to '~' to ensure clean filenames on Windows.
1787 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1789 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1790 Add a null terminator to the stripped name.
1792 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1794 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1795 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1796 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1797 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1798 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1799 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1800 TARGET_SINGLE_FLOAT.
1802 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1804 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1806 2008-10-02 Richard Guenther <rguenther@suse.de>
1809 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1810 and VECTOR_TYPE recurse with useless_type_conversion_p which
1811 properly handles void pointer conversion.
1813 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1816 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1817 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1819 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1822 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1823 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1824 they translate to non builtins.
1825 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1826 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1827 __builtin_vec_promote, __builtin_vec_extract, and
1828 __builtin_vec_insert.
1829 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1830 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1831 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1832 * config/rs6000/altivec.h (vec_extract): Define
1833 (vec_insert): Define.
1834 (vec_splats): Define.
1835 (vec_promote): Define.
1837 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1838 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1839 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1841 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1843 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1844 prototype. Add new parameter, blk.
1845 Use BLKmode for the MEM if blk is true.
1846 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1847 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1848 ALTIVEC_BUILTIN_STVRXL.
1849 Update usage of altivec_expand_lv_builtin.
1850 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1851 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1852 (altivec_init_builtins): If compiling for the Cell, also define the
1854 * config/rs6000/rs6000.h (rs6000_builtins): Define
1855 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1856 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1857 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1858 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1859 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1860 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1861 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1862 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1863 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1864 UNSPEC_STVRX, and UNSPEC_STVRXL.
1865 (altivec_lvlx): New pattern.
1866 (altivec_lvlxl): New pattern.
1867 (altivec_lvrx): New pattern.
1868 (altivec_lvrxl): New pattern.
1869 (altivec_stvlx): New pattern.
1870 (altivec_stvlxl): New pattern.
1871 (altivec_stvrx): New pattern.
1872 (altivec_stvrxl): New pattern.
1873 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1874 (vec_lvlxl): Likewise.
1875 (vec_lvrx): Define if PPU is defined.
1876 (vec_lvrxl): Likewise.
1877 (vec_stvlx): Define if PPU is defined.
1878 (vec_stvlxl): Likewise.
1879 (vec_stvrx): Define if PPU is defined.
1880 (vec_stvrxl): Likewise.
1882 2008-10-01 Geert Bosch <bosch@adacore.com>
1884 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1886 2008-10-01 Richard Guenther <rguenther@suse.de>
1888 PR tree-optimization/37617
1889 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1890 do not add to the NEW_SETS.
1892 2008-10-01 Richard Guenther <rguenther@suse.de>
1895 * tree-vrp.c (execute_vrp): If we optimized away the default
1896 case make sure to promote the label that got in place of it
1897 to a default case label.
1899 2008-10-01 Richard Henderson <rth@redhat.com>
1902 * tree-complex.c (set_component_ssa_name): Don't optimize
1903 is_gimple_min_invariant values with ssa_names in abnormal phis.
1905 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1907 PR tree-optimization/37662
1908 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1909 commutative binary operation if they are in the wrong order and
1910 fold_build2 produces non-GIMPLE.
1912 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1914 PR tree-optimization/37662
1915 PR tree-optimization/37663
1916 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1917 get_value_range with non-SSA_NAME. Don't assert operands have been
1918 folded, instead just bail out.
1920 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1922 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1924 2008-09-30 Richard Guenther <rguenther@suse.de>
1927 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1928 build restrict-qualified pointers.
1929 (vectorizable_store): Move alias check later.
1930 (vectorizable_load): Likewise.
1932 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1934 * c-common.c (empty_if_body_warning): Remove.
1935 * c-common.h (empty_if_body_warning): Remove.
1936 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1937 here the -Wempty-body warning for `if' and `else' statements.
1938 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1940 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1942 * config/i386/i386.opt: Add msse2avx.
1944 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1945 * config/i386/linux64.h (ASM_SPEC): Likewise.
1947 * doc/invoke.texi: Document -msse2avx.
1949 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1951 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1953 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1955 * ifcvt.c (noce_emit_store_flag): If using condition from original
1956 jump, reverse it if if_info->cond was reversed.
1958 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1960 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1961 non-constant memory if it cannot be forced to constant memory.
1962 Overhaul surrounding code and factor out common condition.
1964 2008-09-29 Jeff Law <law@redhat.com>
1966 * reload1.c (alter_reg): Add missing curly braces.
1968 2008-09-29 Michael J. Eager <eager@eagercon.com>
1970 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1972 * config/rs6000/rs6000.c (rs6000_override_options): Move
1973 rs6000_init_hard_regno_mode_ok after all options changed.
1974 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1975 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1976 -msimple-fpu flags. Add warning messages if single FP not configured.
1977 (rs6000_file_start): Output gnu_attribute for single-float.
1978 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1979 (rs6000_legitimize_address): Likewise.
1980 (rs6000_legitimize_reload_address): Likewise.
1981 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1982 TARGET_SINGLE_FLOAT.
1983 (function_arg_advance): Likewise (partial conversion).
1984 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1985 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1986 TARGET_SINGLE_FLOAT.
1987 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1988 (rs6000_emit_prologue): Likewise.
1989 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1990 TARGET_SINGLE_FLOAT.
1991 (rs6000_libcall_value): Likewise.
1992 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1993 (TARGET_DOUBLE_FLOAT): New default to 1
1994 (TARGET_SIMPLE_FPU): New default to 0
1995 (TARGET_SINGLE_FPU): New default to 0
1996 (TARGET_SINGLE_FLOAT_MODE): New.
1997 (TARGET_DOUBLE_FLOAT_MODE): New.
1998 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1999 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2001 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2002 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2003 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2004 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2005 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2006 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2007 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2008 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2009 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2010 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2011 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2012 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2013 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2014 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2015 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2016 cmptf_internal1, *cmptf_internal2): Condition on
2017 TARGET_DOUBLE_FLOAT.
2018 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2019 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2020 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2021 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2022 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2023 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2024 TARGET_SINGLE_FLOAT.
2025 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2026 * config/rs6000/rs6000.opt (-msingle-float): New.
2027 (-mdouble-float): New.
2028 (-msimple-fpu): New.
2029 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2030 -msingle-float, -mdouble-float, -msimple-fpu options.
2031 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2032 _SOFT_DOUBLE for -msingle-float.
2033 * config.gcc: New config for target=powerpc-xilinx-eabi.
2035 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2037 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2038 have exit and entry.
2039 (new_scop): Take entry and exit edge to define new SCoP.
2040 (sd_region_p): New structure used during SCoP detection.
2041 (move_scops): Delete.
2042 (move_sd_regions): New.
2043 (scopdet_info): Change the definition from edges back to basic_blocks.
2044 (scopdet_edge_info): Work on basic_blocks and rename to
2045 scopdet_basic_block_info.
2046 (split_difficult_bb): At the moment removed. We should later
2047 add it at another place.
2048 (build_scops_1): Work on basic_blocks.
2049 (bb_in_sd_region): New.
2050 (find_single_entry_edge): New.
2051 (find_single_exit_edge): New.
2052 (create_single_entry_edge): New.
2053 (sd_region_without_exit): New.
2054 (create_single_exit_edge): New.
2055 (unmark_exit_edges): New.
2056 (mark_exit_edges): New.
2057 (create_sese_edges): New.
2058 (build_graphite_scops): New.
2059 (build_scops): Make SCoPs SESE.
2060 (limit_scops): Use the new functions.
2062 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2064 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2066 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2069 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2070 address to a register before taking the lower part.
2072 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2074 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2077 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2078 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2081 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2082 the newly created variable.
2083 Create a VECTOR_CST of all 1s for vector types.
2085 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2088 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2090 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2092 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2093 order to convert between modes.
2094 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2096 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2098 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2101 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2104 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2108 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2110 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2111 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2112 them to yield false with MIPS16.
2114 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2117 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2118 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2119 mem_loc_descriptor failed. Accept UNSPEC.
2120 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2121 fail if one of the loc_descriptor calls for pieces failed.
2122 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2123 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2124 if loc_descriptor_from_tree_1 on offset failed.
2127 * opts.c (common_handle_option): Don't call print_specific_help with
2128 CL_SAVE as first argument.
2130 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2131 Steve Ellcey <sje@cup.hp.com>
2133 * configure: Regenerate for new libtool.
2134 * aclocal.m4: Ditto.
2136 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2138 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2139 alias set on MEM when saving stack pointer.
2140 * config/rs6000/rs6000.md (allocate_stack): Likewise
2142 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2144 PR tree-optimization/37574
2145 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2146 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2147 instead of vector_type for constants. Take computation out of loop.
2148 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2149 and use only vector_type for invariant case.
2150 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2152 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2155 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2156 the decl is a VAR_DECL or FUNCTION_DECL.
2158 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2161 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2162 (mark_ref_live, mark_ref_dead): Use them.
2163 (def_conflicts_with_inputs_p): Remove.
2164 (mark_early_clobbers): New function.
2165 (process_bb_node_lives): Call preprocess_constraints and
2166 mark_early_clobbers.
2168 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2170 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2173 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2174 (ira_compress_allocno_live_ranges): New prototype.
2176 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2177 (coalesced_allocnos_living_at_program_points): New.
2178 (coalesced_allocnos_live_at_points_p,
2179 set_coalesced_allocnos_live_points): New functions.
2180 (coalesce_spill_slots): Rewrite.
2182 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2183 ira_compress_allocno_live_ranges): New functions.
2185 * ira-build.c (ira_flattening): Call
2186 ira_compress_allocno_live_ranges.
2189 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2191 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2194 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2196 * combine.c (make_compound_operation): Handle the 'E' format.
2197 (count_rtxs): Likewise.
2198 (update_table_tick): Likewise.
2199 (get_last_value_validate): Likewise.
2201 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2203 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2205 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2207 * matrix-reorg.c (transform_allocation_sites): Initializers
2208 added to avoid the warning.
2210 2008-09-25 Martin Jambor <mjambor@suse.cz>
2212 * cgraph.c (free_nodes): New variable.
2213 (NEXT_FREE_NODE): New macro.
2214 (cgraph_create_node): Reuse nodes from the free list. Do not
2215 update uid if doing so.
2216 (cgraph_remove_node): Add the node to the free list.
2218 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2220 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2222 2008-09-24 Richard Henderson <rth@redhat.com>
2224 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2225 * unwind-dw2.c (execute_stack_op): Handle it.
2227 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2230 2008-09-24 Michael J. Eager <eager@eagercon.com>
2232 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2234 * c-common.c (fname_decl): New location argument.
2235 * c-common.h (fname_decl): Same.
2236 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2238 (c_parser_typeof_specifier): Same.
2239 (c_parser_parms_list_declarator): Same.
2240 (c_parser_asm_string_literal): Same.
2241 (c_parser_compound_statement_nostart): Same.
2242 (c_parser_label): Same.
2243 (c_parser_do_statement): Same.
2244 (c_parser_asm_statement): Same.
2245 (c_parser_unary_expression): Same.
2246 (c_parser_sizeof_expression): Same.
2247 (c_parser_postfix_expression): Same.
2248 (c_parser_pragma): Same.
2249 (c_parser_omp_clause_collapse): Same.
2250 (c_parser_omp_clause_num_threads): Same.
2251 (c_parser_omp_clause_schedule): Same.
2252 (c_parser_omp_all_clauses): Same.
2253 (c_parser_omp_sections_scope): Same.
2254 (c_parser_omp_for_loop): Same. Pass condition's location to
2255 c_objc_common_truthvalue_conversion.
2256 (c_parser_enum_specifier): Remove comment.
2258 2008-09-24 Michael J. Eager <eager@eagercon.com>
2260 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2262 * config/rs6000/rs6000.c (rs6000_override_options): Move
2263 rs6000_init_hard_regno_mode_ok after all options changed.
2264 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2265 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2266 -msimple-fpu flags. Add warning messages if single FP not configured.
2267 (rs6000_file_start): Output gnu_attribute for single-float.
2268 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2269 (rs6000_legitimize_address): Likewise.
2270 (rs6000_legitimize_reload_address): Likewise.
2271 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2272 TARGET_SINGLE_FLOAT.
2273 (function_arg_advance): Likewise.
2274 (function_arg): Likewise.
2275 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2276 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2277 TARGET_SINGLE_FLOAT.
2278 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2279 (rs6000_emit_prologue): Likewise.
2280 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2281 TARGET_SINGLE_FLOAT.
2282 (rs6000_libcall_value): Likewise.
2283 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2284 (TARGET_DOUBLE_FLOAT): New default to 1
2285 (TARGET_SIMPLE_FPU): New default to 0
2286 (TARGET_SINGLE_FPU): New default to 0
2287 (TARGET_SINGLE_FLOAT_MODE): New.
2288 (TARGET_DOUBLE_FLOAT_MODE): New.
2289 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2290 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2292 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2293 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2294 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2295 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2296 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2297 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2298 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2299 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2300 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2301 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2302 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2303 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2304 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2305 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2306 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2307 cmptf_internal1, *cmptf_internal2): Condition on
2308 TARGET_DOUBLE_FLOAT.
2309 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2310 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2311 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2312 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2313 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2314 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2315 TARGET_SINGLE_FLOAT.
2316 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2317 * config/rs6000/rs6000.opt (-msingle-float): New.
2318 (-mdouble-float): New.
2319 (-msimple-fpu): New.
2320 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2321 -msingle-float, -mdouble-float, -msimple-fpu options.
2322 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2323 _SOFT_DOUBLE for -msingle-float.
2324 * config.gcc: New config for target=powerpc-xilinx-eabi.
2326 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2328 * config/sparc/constraints.md: New file.
2329 * config/sparc/sparc.md: Include it.
2330 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2331 (sparc_extra_constraint_check): Delete.
2332 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2333 (memory_ok_for_ldd): New predicate.
2334 (sparc_extra_constraint_check): Delete.
2335 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2336 (CONST_OK_FOR_LETTER_P): Likewise.
2337 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2338 (EXTRA_CONSTRAINT): Likewise.
2340 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2342 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2344 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2346 * alias.c (find_base_value): Use FIND_BASE_TERM.
2347 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2349 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2351 * config/i386/i386.c: Include cselib.h.
2352 (ix86_pic_register_p): New function.
2353 (ix86_delegitimize_address): Use it to check for the PIC register.
2355 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2357 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2358 * config/i386/i386.c (ix86_find_base_term): Don't check for
2359 SYMBOL_REF and LABEL_REF.
2361 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2363 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2364 constant PLUS in a CONST.
2366 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2368 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2369 check for sibcall support for w64.
2371 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2373 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2375 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2377 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2378 parser_build_binary_op.
2379 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2380 * c-typeck.c (build_array_ref): Same.
2381 (parser_build_unary_op): New location argument.
2382 (pointer_diff): Pass location to build_binary_op,
2383 c_objc_common_truthvalue_conversion.
2384 (build_modify_expr): Same.
2385 (build_unary_op): New location argument.
2386 (build_binary_op): New location argument.
2387 (c_objc_common_truthvalue_conversion): Pass location to
2388 c_*common_truthvalue_conversion.
2389 * c-convert.c (convert): Same.
2390 * c-common.c (binary_op_error): New location argument.
2391 (pointer_int_sum): Pass location to build_binary_op.
2392 (c_common_truthvalue_conversion): New location argument.
2393 (warn_for_sign_compare): Same.
2394 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2395 binary_op_error, build_binary_op, warn_for_sign_compare.
2396 * c-parser.c (c_parser_condition): Pass location to
2397 c_*common_truthvalue_conversion.
2398 (c_parser_conditional_expression): Save condition's location and pass
2400 (c_parser_binary_expression): Same, but for the binary operator's
2402 (c_parser_omp_for_loop): Pass location to
2403 c_objc_common_truthvalue_conversion.
2405 2008-09-23 Martin Jambor <mjambor@suse.cz>
2407 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2408 (cgraph_node_remove_callees): New temporary f. Hold the next item
2410 (cgraph_node_remove_callers): Likewise.
2412 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2413 (ipa_node_removal_hook): Likewise.
2415 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2416 gimple_call_copy_skip_args and moved to the gimple_call section.
2417 * gimple.c (gimple_copy_call_skip_args): Renamed to
2418 gimple_call_copy_skip_args. Changed al users.
2420 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2422 * ira-color.c (start_allocno_priorities): Rename to
2423 setup_allocno_priorities. Use costs and
2424 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2425 range lengths. Get rid off doubles.
2426 (ira_fast_allocations): Call start_allocno_priorities.
2428 2008-09-22 David Daney <ddaney@avtrex.com>
2431 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2432 register if TARGET_LONG_CALLS.
2434 2008-09-22 Richard Guenther <rguenther@suse.de>
2436 PR tree-optimization/37145
2437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2438 value-numbering union accesses with their offset and size only.
2439 (visit_reference_op_load): Fix simplification of inserted conversions.
2440 * tree-ssa-pre.c (find_or_generate_expression): Do not
2441 recursively generate expressions if running FRE.
2443 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2445 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2446 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2449 2008-09-22 Richard Guenther <rguenther@suse.de>
2451 PR tree-optimization/37145
2452 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2453 (phi_translate_1): Constant fold references.
2455 2008-09-22 Ira Rosen <irar@il.ibm.com>
2457 PR tree-optimization/37482
2458 * tree-vectorizer.h (struct _slp_instance): Add new field.
2459 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2460 (get_earlier_stmt): New function.
2461 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2463 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2464 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2465 asserts that GSI points to the scalar statement being vectorized.
2466 Set new statement location according to GSI.
2467 (vect_schedule_slp_instance): Use GSI of
2468 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2470 2008-09-21 Jan Hubicka <jh@suse.cz>
2472 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2473 (ipcp_insert_stage): Update dead_nodes bitmap.
2475 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2478 * config/i386/t-cygming (SHLIB_LC): Remove.
2479 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2480 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2482 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2486 * final.c (mark_symbol_ref_as_used): New helper function.
2487 (output_operand): Instead of just looking inside MEMs for
2488 SYMBOL_REFs, use new helper function and for_each_rtx.
2489 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2490 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2491 Make head comment more general.
2492 * config/darwin.c (machopic_output_indirection): Handle weak
2493 references here, like in assemble_external.
2495 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2497 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2498 (sparc_emit_float_lib_cmp): Change return type.
2499 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2500 (gen_compare_operator): New function.
2501 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2502 the comparison sequence. Minor tweaks.
2503 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2504 that the final operator and the result of sparc_emit_float_lib_cmp
2505 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2506 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2507 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2508 result of sparc_emit_float_lib_cmp match for software TFmode.
2509 (movqicc, movhicc, movsicc, movdicc): Merge into...
2510 (mov<I:mode>cc): ...this.
2511 (movsfcc, movdfcc, movtfcc): Merge into...
2512 (mov<F:mode>cc): ...this.
2513 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2515 (mov<I:mode>_cc_v9): ...this.
2516 (movdi_cc_sp64_trunc): Delete.
2517 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2518 movdi_cc_reg_sp64): Merge into...
2519 (mov<I:mode>_cc_reg_sp64): ...this.
2520 (movsf_cc_sp64): Rename into...
2521 (movsf_cc_v9): ...this.
2522 (movdf_cc_sp64): Rename into...
2523 (movdf_cc_v9): ...this.
2524 (movtf_cc_hq_sp64): Rename into...
2525 (movtf_cc_hq_v9): ...this.
2526 (movtf_cc_sp64): Rename into...
2527 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2529 2008-09-21 Diego Novillo <dnovillo@google.com>
2531 * doc/gccint.texi: Include generic.texi and gimple.texi.
2533 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2534 (GIMPLE): Move to gimple.texi.
2535 (Annotations): Remove references to to stmt_ann_t and
2537 (SSA Operands): Rename from 'Statement Operands'.
2538 * doc/generic.texi: New.
2539 * doc/gimple.texi: New.
2540 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2541 * Makefile.in (TEXI_GCCINT_FILES):
2542 * gimple.c (gimple_copy_call_skip_args): Rename from
2543 giple_copy_call_skip_args. Update all users.
2544 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2546 2008-09-21 Ira Rosen <irar@il.ibm.com>
2548 PR tree-optimization/37539
2549 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2550 statement in related statement field only for the first load of the
2551 group of loads with the same data reference.
2553 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2555 * config/mips/mips.h (TUNE_OCTEON): New macro.
2556 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2557 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2558 * config/mips/octeon.md: New file.
2559 * config/mips/mips.md: Include octeon.md. Restore
2560 semi-alphabetical order of include files.
2562 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2565 * config/i386/i386.md (*jcc_fused_1): Removed.
2566 (*jcc_fused_2): Likewise.
2567 (*jcc_fused_3): Likewise.
2568 (*jcc_fused_4): Likewise.
2570 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2572 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2573 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2574 * target.h (gcc_target): Add ira_cover_classes.
2575 * ira.c: Remove IRA_COVER_CLASSES guards.
2576 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2577 instead of IRA_COVER_CLASSES.
2578 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2579 (setup_class_translate): Likewise.
2580 (setup_reg_class_intersect_union): Likewise.
2581 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2582 test of targetm.ira_cover_classes.
2583 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2584 of IRA_COVER_CLASSES.
2585 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2586 (TARGET_INITIALIZER): Include it.
2587 * targhooks.h (default_ira_cover_classes): Declare.
2588 * targhooks.c (default_ira_cover_classes): New function.
2590 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2592 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2594 2008-09-19 Ian Lance Taylor <iant@google.com>
2596 * varasm.c (narrowing_initializer_constant_valid_p): Return
2597 NULL_TREE if ENDTYPE is not an integer.
2599 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2602 * tree-ssa.c (execute_update_addresses_taken): Also update
2603 DECL_GIMPLE_REG_P for vector and complex types.
2605 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2606 Jan Hubicka <jh@suse.cz>
2609 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2610 empty before freeing them.
2611 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2613 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2615 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2616 * config/xtensa/predicates.md (tls_symbol_operand): New.
2617 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2618 (TARGET_CANNOT_FORCE_MEM): Define.
2619 (xtensa_tls_symbol_p): New.
2620 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2621 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2622 (xtensa_tls_module_base): New.
2623 (xtensa_call_tls_desc): New.
2624 (xtensa_legitimize_tls_address): New.
2625 (xtensa_legitimize_address): Handle TLS symbols.
2626 (xtensa_tls_referenced_p_1): New.
2627 (xtensa_tls_referenced_p): New.
2628 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2630 (XTENSA_BUILTIN_THREAD_POINTER): New.
2631 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2632 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2633 builtin. Add declarations for __builtin_thread_pointer and
2634 __builtin_set_thread_pointer.
2635 (xtensa_fold_builtin): Recognize new builtins.
2636 (xtensa_expand_builtin): Expand new builtins.
2637 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2638 (TARGET_THREADPTR): Define.
2639 (HAVE_AS_TLS): Define default value.
2640 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2641 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2642 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2643 (UNSPECV_SET_TP): New.
2644 (sym_TPOFF, sym_DTPOFF): New.
2645 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2646 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2647 * configure: Regenerated.
2649 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2652 * config/ia64/ia64.c (ia64_optimization_options): Move
2653 checking and setting flag_schedule_insns_after_reload and
2654 ia64_flag_schedule_insns2 back to ...
2655 (ia64_override_options): Here.
2657 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2660 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2661 zero extend count after the correction to it is done.
2662 (doloop_optimize): Update call to doloop_modify, don't zero extend
2665 2008-09-18 Martin Jambor <mjambor@suse.cz>
2667 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2669 * ipa-prop.c: Correct comments.
2670 * ipa-prop.h: Likewise.
2672 2008-09-18 Jan Hubicka <jh@suse.cz>
2675 * ipa-reference.c (ipa_reference_local_vars_info_d,
2676 ipa_reference_global_vars_info_d,
2677 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2678 ipa_reference_vars_info_t): Move here from ipa-reference.h
2679 (node_duplication_hook_holder, node_removal_hook_holder): New.
2680 (get_reference_vars_info_from_cgraph): Rename to ...
2681 (get_reference_vars_info): ... this one, use cgraph uids.
2682 (get_local_reference_vars_info, get_global_reference_vars_info):
2683 Use cgraph instead of decl.
2684 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2686 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2687 ipa_reference_get_written_global,
2688 ipa_reference_get_not_written_global): Use cgraph argument.
2689 (check_call): Simplify avail check.
2690 (scan_stmt_for_static_refs): Update.
2691 (propagate_bits): Update.
2692 (merge_callee_local_info): Remove.
2693 (init_function_info): Use cgraph nodes.
2694 (clean_function_local_data): Break out from ...
2695 (clean_function): ... here.
2696 (copy_local_bitmap, copy_global_bitmap): New functions.
2697 (duplicate_node_data, remove_node_data): New functions.
2698 (generate_summary): Register hooks; use visibility instead of
2700 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2701 * ipa-reference.h (ipa_reference_local_vars_info_d,
2702 ipa_reference_global_vars_info_d,
2703 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2704 ipa_reference_vars_info_t): Move to ipa-reference.c
2705 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2707 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2708 ipa_reference_get_not_read_global,
2709 ipa_reference_get_not_written_global): Update prototype.
2710 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2711 (init_state): Remove.
2712 (node_duplication_hook_holder, node_removal_hook_holder): New.
2713 (get_function_state, set_function_state): Use VECtor.
2714 (analyze_function): Check body availability.
2715 (add_new_function): Likewise.
2716 (duplicate_node_data, remove_node_data): New.
2717 (generate_summary): Register hooks; do not care about clones.
2718 (propafate): Do not care about clones; recursive functions are
2720 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2721 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2722 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2724 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2725 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2726 Update call of ipa-reference accesors.
2728 2008-09-18 Simon Baldwin <simonb@google.com>
2730 * c-opts.c (c_common_handle_option): Add handling for
2731 -Wbuiltin-macro-redefined command line option.
2732 * c.opt: Added builtin-macro-redefined option.
2733 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2736 2008-09-18 Richard Guenther <rguenther@suse.de>
2738 PR tree-optimization/37258
2739 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2740 and signedness for integral types.
2741 (vn_phi_eq): Require compatible types.
2743 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2746 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2747 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2749 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2750 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2751 ggc_free other TREE_LIST nodes from that chain.
2752 * function.c (instantiate_decls): Instantiate also DECL_RTL
2753 of vars in cfun->local_decls, free that list afterwards.
2755 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2757 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2758 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2760 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2762 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2763 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2765 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2767 PR tree-optimization/37102
2768 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2769 from a node. Check to see if another PHI is dead.
2770 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2771 remove real PHIs which have no uses.
2772 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2774 2008-09-18 Richard Guenther <rguenther@suse.de>
2777 * tree-cfg.c (remove_useless_stmts_1): Remove
2778 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2780 2008-09-18 Nick Clifton <nickc@redhat.com>
2782 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2783 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2784 to frv_secondary_reload_class.
2785 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2786 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2787 (frv_secondary_reload_class): Omit unused parameter.
2788 (frv_secondary_reload): New function. Handle the case when
2789 secondary_reload_class() is called before the reload_(in|out)
2790 _optabs have been initialised.
2791 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2793 * config/frv/frv.md: Define an exclusion set between fr550_m0
2796 2008-09-18 Richard Guenther <rguenther@suse.de>
2798 PR tree-optimization/37456
2799 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2800 want to insert after ends a BB insert on the single fallthru
2803 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2805 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2806 Mention -march=z9-109, z9-ec and z10.
2808 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2810 PR rtl-optimization/37544
2811 * regrename.c (maybe_mode_change): Exit early when copy_mode
2812 is narrower than orig_mode and narrower than new_mode.
2814 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2817 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2819 * sched-rgn.c (ref_counts): Remove.
2820 (insn_referenced): New static variable.
2821 (INSN_REF_COUNT): Remove.
2822 (sched_run_compute_dependencies): Use insn_referenced instead of
2824 (add_branch_dependences): Likewise. Delete dead assignment.
2826 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2828 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2829 consumer is an asm. Add comment why this is important.
2830 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2831 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2833 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2835 * expr.c (emit_group_store): Do not shift before moving via a
2838 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2840 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2841 from aggregate to non-aggregate type if the bit pattern is not fully
2842 preserved afterwards.
2844 2008-09-17 Richard Guenther <rguenther@suse.de>
2846 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2847 (verify_gimple_assign): ... this. Split into ...
2848 (verify_gimple_assign_unary): ... this,
2849 (verify_gimple_assign_binary): ... that,
2850 (verify_gimple_assign_single): ... and this.
2851 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2852 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2853 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2854 (verify_types_in_gimple_reference): Be forgiving with
2856 (verify_gimple_phi): Deal with virtual operands.
2858 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2860 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2862 * tree.c (get_callee_fndecl): Don't call the language hook.
2863 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2864 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2865 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2867 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2869 * tree.c (protected_set_expr_location): Don't unnecessarily
2870 check for error_mark_node.
2872 2008-09-17 Art Haas <ahaas@impactweather.com>
2874 * ipa-reference.c (analyze_function): Declare step only if
2875 ENABLE_CHECKING is defined.
2877 2008-09-17 Jan Hubicka <jh@suse.cz>
2880 * tree.h (DECL_INLINE): remove.
2881 (DECL_DECLARED_INLINE_P): Update docs.
2882 (DECL_NO_INLINE_WARNING_P): new.
2883 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2884 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2886 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2887 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2890 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2893 2008-09-17 Jan Hubicka <jh@suse.cz>
2895 * ipa-reference.c (ipa_obstack): Remove.
2896 (local_info_obstack, global_info_obstack): New.
2897 (add_static_var): We now handle variables only.
2898 (mark_address_taken, mark_load, mark_store): New functions based on ...
2899 (check_operand): ... remove.
2900 (get_asm_stmt_operands): Rename to ...
2901 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2902 (scan_stmt_for_static_refs): Rewrite.
2903 (scan_op_for_static_refs): Rename to ...
2904 (scan_initializer_for_static_refs): do not look for VAR_DECL
2905 initializers; stop recursion on types and decls.
2906 (ipa_init): Use proper obstacks.
2907 (analyze_variable): Use scan_initializer_for_static_refs.
2908 (init_function_info): Use local obstack.
2909 (analyze_function): Simplify.
2910 (add_new_function): We don't need visited_nodes obstack.
2911 (generate_summary): Use proper obstacks; cleanup after propagation.
2913 2008-09-17 Richard Guenther <rguenther@suse.de>
2916 PR tree-optimization/37491
2917 * alias.c (get_alias_set): Use the canonical type.
2918 * tree-vect-transform.c (vectorizable_store): Use the type of
2919 the lhs for the vector type. Adjust checking.
2920 (vectorizable_load): Adjust checking.
2922 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2923 Adam Nemet <anemet@caviumnetworks.com>
2925 PR rtl-optimization/37483
2926 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2927 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2928 Rearrange code to better match the original comment. Check
2929 t_unconditional first. Improve comment.
2931 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2934 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2935 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2938 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2939 GIMPLE_TRY if cleanup sequence is empty.
2941 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2944 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2945 eliminate IV if the cost are the same.
2947 2008-09-16 Richard Guenther <rguenther@suse.de>
2950 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2953 2008-09-16 Richard Guenther <rguenther@suse.de>
2955 PR tree-optimization/37508
2956 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2958 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2960 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2962 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2964 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2965 use gen_floatdidf2 directly.
2966 (floatunssidf2): Likewise.
2967 (floatsidf_ppc64_mfpgpr): Remove.
2968 (floatsidf_ppc64): Remove.
2969 (floatunssidf_ppc64): Remove.
2971 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2973 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2974 rather than update_cost_queue.
2976 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2977 in every call starting with the second one, instead of only when
2978 alias_bitmap_obstack.elements != NULL.
2980 * tree-predcom.c (filter_suitable_components): Free all refs in
2981 act->refs vector before calling release_component.
2982 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2984 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2986 * tree-loop-linear.c (linear_transform_loops): Initialize
2987 lambda_obstack only after calling perfect_loop_nest_depth.
2988 Goto free_and_continue instead of just continue for later failures.
2991 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2994 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2996 2008-09-14 Andreas Schwab <schwab@suse.de>
2998 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3000 2008-09-14 Jan Hubicka <jh@suse.cz>
3002 * invoke.texi (-fconserve-stack): Document.
3003 * opts.c (decode_options): Handle conserve_stack.
3004 * common.opt (fconvserve_stack): New.
3006 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3008 * config.host: Add x-aix to host_xmake_file.
3009 * config/rs6000/t-aix52: Do not override LDFLAGS.
3010 * config/rs6000/x-aix: New file.
3012 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3018 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3019 is not recognized as a valid register usage. Allow REG_X to be used
3021 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3022 forces a reload when using a base register.
3024 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3026 * config/i386/cygming-crtend.c (register_frame_ctor): If
3027 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3028 directly with atexit.
3029 (deregister_frame_ctor): Rename to ...
3030 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3031 if !DEFAULT_USE_CXA_ATEXIT.
3033 2008-09-13 Jan Hubicka <jh@suse.cz>
3035 * cgraph.c: Include value-prof.h
3036 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3038 2008-09-13 Jan Hubicka <jh@suse.cz>
3041 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3042 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3043 tree_gen_one_value_profiler, tree_gen_average_profiler,
3044 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3046 2008-09-13 Jan Hubicka <jh@suse.cz>
3048 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3049 too many bytes on misalligned blocks.
3051 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3053 * doc/cfg.texi: Fix some typos.
3054 * doc/extend.texi: Likewise.
3055 * doc/install.texi: Likewise.
3056 * doc/invoke.texi: Likewise.
3057 * doc/rtl.texi: Likewise.
3058 * doc/tree-ssa.texi: Likewise.
3060 2008-09-13 Richard Guenther <rguenther@suse.de>
3063 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3064 gimple stores for memory rhs.
3066 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3068 PR rtl-optimization/37489
3069 * cse.c (fold_rtx): Don't return const_true_rtx for float
3070 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3072 2008-09-13 Jan Hubicka <jh@suse.cz>
3074 PR tree-optimization/37392
3075 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3077 2008-09-13 Martin Jambor <mjambor@suse.cz>
3078 Jan Hubicka <jh@suse.cz>
3080 * cgraph.c (free_edges): New variable.
3081 (NEXT_FREE_EDGE): New macro.
3082 (cgraph_free_edge): New function.
3083 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3084 (cgraph_node_remove_callees): Likewise.
3085 (cgraph_node_remove_callers): Likewise.
3086 (cgraph_create_edge): Reuse edges from the free list. Do not
3087 update uid if doing so.
3088 (cgraph_remove_*_hook): Add free call.
3090 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3092 * ira-color.c (conflict_allocno_vec): Delete.
3093 (update_cost_queue_elem): New structure.
3094 (update_cost_queue): New variable.
3095 (update_cost_queue_tail): Likewise.
3096 (update_cost_queue_elems): Likewise.
3097 (allocno_update_cost_check): Delete.
3098 (initiate_cost_update): Allocate update_cost_queue_elems
3099 instead of allocno_update_cost_check.
3100 (finish_cost_update): Update the free()s accordingly.
3101 (start_update_cost): New function.
3102 (queue_update_cost): Likewise.
3103 (get_next_update_cost): Likewise.
3104 (update_copy_costs_1): Inline into...
3105 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3106 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3107 once we've established they are equal. Don't allocate update
3108 costs if there is nothing to add to them.
3109 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3110 DIVISOR arguments. Use a queue instead of recursive calls;
3111 process all the allocnos in the initial queue, rather than
3113 (assign_hard_reg): Use queue_update_cost instead of
3114 conflict_allocno_vec. Queue coalesced allocnos instead
3115 of calling update_conflict_hard_regno_costs for each one.
3116 Just call update_conflict_hard_regno_costs once for the
3118 (ira_color): Remove conflict_allocno_vec handling.
3120 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3122 PR tree-optimization/37484
3123 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3124 (save_var_name): Same.
3125 (initialize_cloog_names): Same.
3126 (initialize_cloog_names): Same.
3128 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3130 * tree-scalar-evolution.c (set_instantiated_value): Set
3133 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3137 * ira-build.c (common_loop_tree_node_dominator): Remove.
3138 (copy_live_ranges_to_removed_store_destinations): New function.
3139 (regno_top_level_allocno_map): Move to top level from ...
3140 (ira_flattening): ... here. Use
3141 copy_live_ranges_to_removed_store_destinations.
3143 * ira-emit.c (generate_edge_moves): Fix a comment.
3145 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3148 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3149 scratch register after 'set' pattern.
3151 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3153 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3154 information passed to mark_reg_pointer.
3155 * explow.c (force_reg): Likewise.
3157 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3159 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3160 when building for the celledp architecture.
3162 2008-09-12 Richard Guenther <rguenther@suse.de>
3164 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3166 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3168 PR rtl-optimization/37424
3169 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3170 the regnos instead of the addresses.
3172 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3174 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3176 2008-09-11 Richard Guenther <rguenther@suse.de>
3178 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3179 entering the weaker equivalence recording.
3181 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3183 2008-09-11 Jeff Law <law@redhat.com>
3185 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3186 by assign_stack_local on the IRA path for stack slot sharing
3187 as well as the non-IRA path.
3189 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3191 * config/i386/i386.h: Fix whitespace issues.
3193 2008-09-11 Martin Jambor <mjambor@suse.cz>
3195 * ipa-prop.h (struct ipa_param_flags): Removed.
3196 (struct ipa_param_descriptor): New structure.
3197 (struct ipa_node_params): ipcp_lattices, param_decls and
3198 param_flags moved to ipa_param_description.
3199 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3200 descriptors. Renamed all users.
3201 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3202 changed to access descriptors. Renamed all users.
3203 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3204 to access descriptors. Renamed all users.
3205 * ipa-cp.c (ipcp_init_cloned_node): Call
3206 ipa_initialize_node_params instead of ipa_count_formal_params and
3207 ipa_create_param_decls_array.
3208 (ipcp_analyze_node): Likewise.
3209 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3210 descriptors. Renamed all users.
3211 (ipcp_initialize_node_lattices): Remove allocation.
3212 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3213 ipa_initialize_node_params instead of ipa_count_formal_params and
3214 ipa_create_param_decls_array.
3215 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3216 ipa_populate_param_decls, made static, added parameter info,
3217 renamed mt to node, removed allocation, changed to use
3219 (ipa_count_formal_params): Made static, added parameter info,
3221 (ipa_initialize_node_params): New function.
3222 (ipa_check_stmt_modifications): Changed to use descriptors.
3223 (ipa_detect_param_modifications): Removed allocation, changed to
3225 (ipa_note_param_call): Changed to use descriptors.
3226 (ipa_analyze_params_uses): Removed allocation.
3227 (ipa_free_node_params_substructures): Changed to use descriptors.
3228 (ipa_edge_duplication_hook): Use the unused attribute.
3229 (ipa_node_duplication_hook): Use the unused attribute, changed to
3230 use descriptors, changed to duplicate descriptors.
3232 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3233 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3234 indirect inlining. Made static.
3235 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3236 functions called only once.
3237 (cgraph_decide_recursive_inlining): Don't call
3238 ipa_propagate_indirect_call_infos, pass new_edges to
3239 cgraph_mark_inline_edge instead.
3240 (cgraph_decide_inlining_of_small_functions): Don't call
3241 ipa_propagate_indirect_call_infos, pass new_edges to
3242 cgraph_mark_inline_edge instead.
3243 (cgraph_decide_inlining): Don't call
3244 ipa_propagate_indirect_call_infos.
3245 * ipa-prop.c: Check that vectors are allocated.
3247 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3248 iff a new cgraph edges have been created.
3249 (cgraph_decide_inlining): New variable redo_always_inline.
3250 Flattening and always_inlining loop until callgraph stabilizes.
3251 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3252 true iff new cgraph edges have been created.
3253 (propagate_info_to_inlined_callees): Likewise.
3254 (ipa_propagate_indirect_call_infos): Likewise.
3256 2008-09-11 Richard Guenther <rguenther@suse.de>
3258 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3259 (set_prologue_iterations): Likewise.
3260 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3262 (vect_update_init_of_dr): Likewise.
3263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3265 * fold-const.c (fold_unary): Do not generate calculations
3268 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3270 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3271 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3272 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3274 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3276 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3277 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3278 before finalizing the changes.
3279 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3281 (simplify_truth_ops_using_ranges): New.
3282 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3283 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3284 whether a simplification was made.
3285 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3286 use a switch statement and also call simplify_truth_ops_using_ranges.
3288 2008-09-11 Jan Hubicka <jh@suse.cz>
3290 * ggc-common.c (loc_array): Make static.
3291 * dce.c (rest_of_handle_ud_dce): Free worklist.
3293 2008-09-11 Jan Hubicka <jh@suse.cz>
3295 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3296 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3297 function so we are sure we do not dangle it forever.
3298 * function.c (outer_function_chain, find_function_data): Remove.
3299 (function_context_stack): New.
3300 (push_function_context, pop_function_context): Update.
3301 * function.h (struct function): Remove pointer outer.
3302 (outer_function_chain, find_function_data): Remove.
3303 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3305 2008-09-11 Jan Hubicka <jh@suse.cz>
3308 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3310 2008-09-11 Jan Hubicka <jh@suse.cz>
3312 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3314 2008-09-11 Jan Hubicka <jh@suse.cz>
3316 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3317 (free_var_map_entry): New function.
3318 (redirect_edge_var_map_destroy): Use it.
3320 2008-09-11 Jan Hubicka <jh@suse.cz>
3323 * tree-inline.c (add_lexical_block): Replace with ...
3324 (prepend_lexical_block): ... prepend at begginig.
3325 (remap_blocks): Use it and reverse later.
3326 (expand_call_inline): Use prepend_lexical_block.
3328 2008-09-11 Jan Hubicka <jh@suse.cz>
3330 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3332 2008-09-11 Jan Hubicka <jh@suse.cz>
3334 * function.c (free_after_compilation): Call insn_locators_free.
3335 * cfglayout.c (insn_locators_free): New function.
3336 * rtl.h (insn_locators_free): Declare.
3338 2008-09-11 Jan Hubicka <jh@suse.cz>
3340 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3342 (cond_move_process_if_block): Update call.
3344 2008-09-11 Jan Hubicka <jh@suse.cz>
3346 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3347 * vec.c: Include hashtab.h
3348 (vec_descriptor, ptr_hash_entry): New structures.
3349 (vec_desc_hash, vec_ptr_map): New static variables.
3350 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3351 register_overhead, free_overhead, vec_heap_free): New functions.
3352 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3353 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3354 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3357 2008-09-11 Ira Rosen <irar@il.ibm.com>
3359 PR tree-optimization/37474
3360 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3361 length of load permutation.
3363 2008-09-11 Andreas Schwab <schwab@suse.de>
3365 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3367 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3370 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3371 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3372 simplify_gen_subreg.
3374 2008-09-11 Ira Rosen <irar@il.ibm.com>
3376 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3379 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3382 * gimplify.c (gimplify_body): Call default_rtl_profile.
3385 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3386 instead of tok->val.node if not expanding to something else. Handle
3387 intervening CPP_PADDING tokens.
3388 (altivec_categorize_keyword): Remove unneeded comparisons.
3390 2008-09-10 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3394 2008-09-10 Richard Guenther <rguenther@suse.de>
3397 * tree-inline.c (insert_init_stmt): Make sure to not
3398 insert invalid gimple stores.
3400 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3402 PR tree-optimization/37388
3403 * toplev.c (process_options): Fail and warn when graphite
3404 flags are used, but the compiler has not been configured
3405 with graphite libraries.
3406 * graphite.c (graphite_transform_loops): Remove printfs
3407 to dump_file for the case when graphite is not available.
3409 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3412 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3413 the even element into register.
3414 (ix86_expand_vector_init_general): Don't use
3415 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3416 if we can't move from GPR to SSE register directly.
3418 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3420 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3421 not lose track of the number of NOPs needed. Number of NOPs needed
3422 for sync vs. loads workaround was switched; corrected. Run second
3423 pass for all workarounds. No NOPs needed after call insns. Change
3424 second pass to use find_next_insn_start and find_load helpers in order
3425 to properly detect parallel insns.
3426 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3428 2008-09-10 Jan Hubicka <jh@suse.cz>
3430 * value-prof.c (gimple_ic): Fix tuplification bug.
3431 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3434 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3436 PR tree-optimization/37353
3437 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3438 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3439 calls instead of cond_dead_built_in_calls.
3440 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3441 initalize the vector only before adding first entry. Use VEC_safe_push
3442 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3443 shrink_wrap_conditional_dead_built_in_calls call.
3445 2008-09-10 Ira Rosen <irar@il.ibm.com>
3447 PR tree-optimization/37385
3448 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3449 argument, and use it as a vector type if not NULL.
3450 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3452 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3453 additional argument.
3454 (vectorizable_load): Likewise.
3456 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3458 * config/i386/i386.md (SWI32): New mode iterator.
3459 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3462 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3464 PR rtl-optimization/37435
3465 * caller-save.c (insert_restore, insert_save): Check the mode by
3468 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3471 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3473 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3476 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3478 * doc/invoke.texi (ARM Options): Correct errors in discussion
3479 of -mfloat-abi, -mhard-float, and -msoft-float.
3481 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3482 Jan Hubicka <jh@suse.cz>
3485 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3486 calling gimple_regimplify_operands on it. Iterate over all newly
3487 added statements, not just the last one.
3488 (insert_init_stmt): Insert stmt into seq first, then call
3489 gimple_regimplify_operands on it. Don't create new gimplification
3490 context, nor find referenced vars.
3492 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3495 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3496 to pointer to vector pointer.
3497 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3498 propagate_info_to_inlined_callees): Likewise.
3499 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3500 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3501 ipa_check_create_edge_args.
3502 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3503 argument to pointer to vector pointer.
3504 (cgraph_decide_inlining_of_small_function): Adjust
3505 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3509 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3510 optimizing for size, not speed.
3512 PR rtl-optimization/37408
3513 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3514 if parm is promoted.
3516 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3518 PR tree-optimization/37375
3519 * tree-scalar-evolution.c (scev_info_str): Add field
3521 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3522 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3523 set_instantiated_value): Pass instantiated_below.
3524 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3526 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3527 the definitions are not instantiated.
3529 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3530 (block_before_loop): New.
3531 * tree-data-ref.c (dr_analyze_indices): Update uses of
3533 * graphite.c (block_before_scop): New.
3534 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3535 basic block, not a loop for determining the parameters.
3536 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3538 (idx_record_params, find_params_in_bb, find_scop_parameters,
3539 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3540 to instantiate_scev.
3542 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3544 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3548 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3550 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3551 Check zero freq and increase if necessary.
3553 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3555 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3556 regno is in the right range. Add comments.
3558 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3560 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3562 * mips-tfile.c (copy_object): Cast alloca result to int *.
3563 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3565 Rename class to sclass.
3566 (read_tfile): Cast read_seek return values to proper types.
3567 Cast xcalloc return value to proper type.
3569 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3571 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3572 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3573 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3575 2008-09-09 Jan Hubicka <jh@suse.cz>
3577 * profile.c (is_edge_inconsistent): Add debug output; ignore
3578 negative count on fake edges.
3579 (is_inconsistent): Add debug output.
3581 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3583 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3585 (choose_ready): When first insn is chosen from the ready list, also
3588 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3590 PR rtl-optimization/37360
3591 * haifa-sched.c (max_issue): Do not assert that we never issue more
3592 insns than issue_rate. Add comment.
3594 2008-09-09 Richard Guenther <rguenther@suse.de>
3596 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3597 (verify_types_in_gimple_call): Rename to ...
3598 (verify_gimple_call): ... this. Enhance.
3599 (verify_types_in_gimple_cond): Remove.
3600 (verify_gimple_comparison): New function ...
3601 (verify_types_in_gimple_assign): ... split out from here.
3602 (verify_types_in_gimple_return): Rename to ...
3603 (verify_gimple_return): ... this. Enhance.
3604 (verify_types_in_gimple_switch): Rename to ...
3605 (verify_gimple_switch): ... this. Enhance.
3606 (verify_gimple_goto): New function.
3607 (verify_types_in_gimple_phi): Rename to ...
3608 (verify_gimple_phi): ... this. Enhance.
3609 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3610 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3611 (verify_types_in_gimple_seq_2): Remove cases handled in
3612 verify_types_in_gimple_stmt.
3614 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3616 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3617 (push_multiple_operation, pop_multiple_operation): Set it.
3618 (workaround_rts_anomaly): New function.
3619 (workaround_speculation): New function, broken out of bfin_reorg.
3620 (bfin_reorg): Call the new functions.
3622 2008-09-09 Richard Guenther <rguenther@suse.de>
3626 * gimplify.c (gimplify_conversion): Change conversions of
3627 non-register type to VIEW_CONVERT_EXPRs.
3628 (gimplify_addr_expr): If we need to make the operand
3629 addressable make sure to use a properly initialized
3630 temporary for that so it gets a valid gimple store.
3632 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3634 * function.h (struct function): Add function_start_locus.
3635 * cfgexpand.c (gimple_expand_cfg): Use it.
3636 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3638 2008-09-09 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/37433
3641 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3644 2008-09-09 Richard Guenther <rguenther@suse.de>
3646 PR tree-optimization/37387
3647 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3648 and bits to a common type.
3650 2008-09-09 Nick Clifton <nickc@redhat.com>
3652 * config/v850/v850.md (return): Restore frame size restriction.
3654 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3656 * c-common.c (c_expand_decl): Remove.
3657 * c-common.h (anon_aggr_type_p): Remove prototype.
3658 (DECL_ANON_UNION_ELEMS): Remove.
3659 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3660 * c-decl.c (anon_aggr_type_p): Remove.
3661 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3662 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3663 * langhooks.h (struct lang_hooks): Remove expand_decl.
3664 * langhooks.c (lhd_expand_decl): Remove.
3665 * stmt.c (expand_anon_union_decl): Remove.
3666 * tree.h (expand_anon_union_decl): Remove prototype.
3668 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3671 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3673 * config/avr/avr.md (QISI) : Define mode iterator.
3674 (negated_tst<mode>) : Redefine as split using mode macro.
3675 (reversed_tstqi): Define insn as reversed compare with zero.
3676 (reversed_tsthi): Ditto.
3677 (reversed_tstsi): Ditto.
3679 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3682 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3683 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3686 * predict.c (optimize_function_for_size_p): Don't segfault if
3688 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3689 tree_swap_operands_p): Don't test cfun != NULL before calling
3690 optimize_function_for_s*_p.
3692 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3694 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3697 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3699 * crx/crx.h (IRA_COVER_CLASSES): Define.
3701 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3704 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3705 even when a stmt has been gimple_modified_p, but after fold_stmt is
3706 not any longer. Remove unneeded may_have_exposed_new_symbols
3709 2008-09-08 Richard Guenther <rguenther@suse.de>
3711 PR tree-optimization/37421
3712 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3715 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3718 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3720 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3723 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3724 * pa-hpux10.h (LINK_SPEC): Likewise.
3725 * pa-hpux11.h (LINK_SPEC): Likewise.
3727 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3729 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3730 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3732 2008-09-07 Helge Deller <deller@gmx.de>
3734 * pa/linux-atomic.c: New file.
3735 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3736 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3738 2008-09-07 Richard Guenther <rguenther@suse.de>
3739 Ira Rosen <irar@il.ibm.com>
3741 PR tree-optimization/36630
3742 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3743 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3745 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3746 Ira Rosen <irar@il.ibm.com>
3748 PR tree-optimization/35642
3749 * config/rs6000/altivec.md (mulv8hi3): Implement.
3751 2008-09-06 Jeff Law <law@redhat.com>
3753 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3755 2008-09-06 Jan Hubicka <jh@suse.cz>
3757 PR tree-optimization/14703
3758 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3760 * passes.c (init_optimization_passes): Recompute inline parameters.
3762 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3764 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3767 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3768 Peter Fuerst <post@pfrst.de>
3770 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3771 * doc/extend.texi: Document __builtin_mips_cache.
3772 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3773 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3774 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3775 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3776 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3777 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3778 (set_push_mips_isas): New variable.
3779 (mips_r10k_cache_barrier): New variable.
3780 (cache): New availability predicate.
3781 (mips_builtins): Add an entry for __builtin_mips_cache.
3782 (mips_build_cvpointer_type): New function.
3783 (MIPS_ATYPE_CVPOINTER): New macro.
3784 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3786 (r10k_simplified_address_p, r10k_simplify_address)
3787 (r10k_uncached_address_p, r10k_safe_address_p)
3788 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3789 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3790 (r10k_insert_cache_barriers): New functions.
3791 (mips_reorg_process_insns): Delete cache barriers after a
3792 branch-likely instruction.
3793 (mips_reorg): Call r10k_insert_cache_barriers.
3794 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3795 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3796 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3797 (mips_cache, r10k_cache_barrier): New define_insns.
3799 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3801 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3802 * ira-color.c (setup_allocno_left_conflicts_num): Use
3803 hard_reg_set_equal_p instead of a comparison with
3804 ira_zero_hard_reg_set.
3805 * ira.c (setup_reg_subclasses): Likewise.
3806 (setup_cover_and_important_classes): Likewise.
3807 (setup_class_translate): Likewise.
3808 (setup_reg_class_intersect_union): Likewise.
3809 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3810 (ira_init_once): Don't initialize them.
3812 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3814 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3816 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3818 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3820 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3822 Improved branch hints, safe hints, and scheduling.
3824 * haifa-sched.c (sched_emit_insn) : Define.
3825 * sched-int.h (sched_emit_insn) : Add prototype.
3826 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3827 -mhint-max-distance -msafe-hints) : Document.
3828 * config/spu/spu.c (spu_flag_var_tracking): New.
3829 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3830 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3831 TARGET_ASM_FILE_START): Define.
3832 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3833 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3834 (spu_emit_branch_hint): Add blocks argument.
3835 (insert_branch_hints, insert_nops): Remove.
3836 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3837 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3838 spu_sched_reorder, asm_file_start): New functions.
3839 (clock_var, spu_sched_length, pipe0_clock,
3840 pipe1_clock, prev_clock_var, prev_priority,
3841 spu_ls_first, prev_ls_clock): New static variables.
3842 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3843 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3844 (nopn_nv): Add a non-volatile version of nop.
3845 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3846 -mhint-max-distance, -msafe-hints): New options.
3848 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3849 Samuel Tardieu <sam@rfc1149.net>
3851 * opts.c (decode_options): Combine nested if statements.
3854 * opts.c (decode_options): Handle more relationships among
3855 unit-at-a-time, toplevel-reorder, and section-anchors.
3857 2008-09-05 David Daney <ddaney@avtrex.com>
3859 * doc/install.texi (--enable-reduced-reflection): Document new option.
3861 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3863 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3865 (constantpool_operand): New.
3866 (move_operand): Disallow sub-word modes for the constant pool.
3867 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3868 (xtensa_secondary_reload_class): Replace with....
3869 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3870 Set icode for sub-word reloads from the constant pool.
3871 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3872 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3873 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3874 * config/xtensa/xtensa-protos.h: Update prototypes.
3876 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3878 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3879 (REG_CLASS_NAMES): Update.
3880 (REG_CLASS_CONTENTS): Update.
3881 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3882 of ALL_REGS for regs 77 and 78.
3883 * function.c (instantiate_virtual_regs_in_insn): Assert that
3884 return value of simplify_gen_subreg is not NULL.
3886 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3888 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3889 (gen_rtvec_v): Fix coding standards.
3891 2008-09-04 Jan Hubicka <jh@suse.cz>
3893 * i386.c (decide_alg): Be more conservative about optimizing for size.
3895 2008-09-04 Ian Lance Taylor <iant@google.com>
3897 * varasm.c (narrowing_initializer_constant_valid_p): New
3899 (initializer_constant_valid_p): Call it.
3901 2008-09-04 Jeff Law <law@redhat.com>
3903 * fold-const.c (native_encode_real): Fix computation of WORDS.
3904 (native_interpret_real): Likewise.
3906 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3908 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3910 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3912 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3913 that the cost is already taken into account in ira-costs.c
3915 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3917 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3918 ira_debug_copies): New.
3919 (ira_bulid): Call print_copies.
3921 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3923 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3926 * config/rs6000/rs6000.c (optimization_options): Remove check of
3927 flag_toplevel_order.
3929 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3931 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3932 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3933 second operand is a reg_imm10_operand.
3934 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3935 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3936 (*seq_<GPR:mode><GPR2:mode>): Rename to
3937 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3939 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3940 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3942 (*sne_<GPR:mode><GPR2:mode>): Rename to
3943 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3946 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3948 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3949 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3950 combining an arithmetic right shift by more than 31 and a
3951 trunction. Don't match for out-of-range shift amounts. Set
3952 attribute mode to <MODE>.
3953 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3954 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3955 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3956 shifts by less than 32.
3957 (extv): Change predicate on first operand to accept registers.
3958 Change predicate of the other operands from immediate_operand to
3959 const_int_operand. Expand exts when source is a register.
3960 (extzv): Change predicate of the constant operands from
3961 immediate_operand to const_int_operand.
3962 (extzv<mode>): Change predicate of the constant operands from
3963 immediate_operand to const_int_operand and no constraint. Also
3965 (*extzv_trunc<mode>_exts): New pattern.
3967 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3969 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3970 * config/mips/mips-protos.h (mask_low_and_shift_p,
3971 mask_low_and_shift_len): Declare.
3972 * config/mips/mips.c (mask_low_and_shift_p,
3973 mask_low_and_shift_len): New functions.
3974 (mips_print_operand): Handle new operand prefix "m".
3975 * config/mips/mips.md (*cins<mode>): New pattern.
3977 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3979 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3980 optimizing for size.
3982 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3984 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3985 regardless of epilogue_completed.
3987 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3990 * ira-lives.c (process_bb_node_lives): Check setjmp.
3992 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3995 * ira-build.c (form_loop_tree): Reverse BB walk.
3996 (create_bb_allocnos): Likewise.
3997 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3998 (mark_reg_store): Rename to...
3999 (mark_ref_live): ...this and take a df_ref argument instead of
4000 note_stores arguments. Assert that we have a register.
4001 (mark_reg_clobber): Delete.
4002 (def_conflicts_with_inputs_p): New function.
4003 (mark_reg_conflicts): Delete.
4004 (mark_reg_death): Rename to...
4005 (mark_ref_dead): ...this and take a df_ref argument instead of
4006 a register. Assert that we have a register.
4007 (process_bb_node_lives): Hoist frequency calculation out of
4008 instruction walk. Convert from a forwards scan to a backwards scan.
4009 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4010 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4011 (create_allocno_live_ranges): Don't create regs_set.
4013 2008-09-04 Ian Lance Taylor <iant@google.com>
4015 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4016 or REG_LABEL_TARGET.
4017 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4018 comparing MODE with MEM.
4019 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4020 comparing with GF_PREDICT_TAKEN.
4021 (gimple_get_lhs): Change code to enum gimple_code.
4022 (gimple_set_lhs): Likewise.
4023 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4024 * omp-low.c (find_omp_clause): Change kind parameter to enum
4026 * tree-flow.h (find_omp_clause): Update declaration.
4027 * regrename.c (clear_dead_regs): Change kind parameter to enum
4029 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4031 * see.c (see_get_extension_data): Change return type to enum
4032 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4033 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4034 (see_gen_normalized_extension): Change extension_code parameter to
4036 (see_seek_pre_extension_expr): Change extension_code to enum
4038 (see_merge_one_def_extension): Likewise.
4039 (see_handle_relevant_defs): Likewise.
4040 (see_handle_relevant_uses): Likewise.
4041 (see_analyze_one_def): Likewise.
4042 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4043 GIMPLE_ASM rather than ASM_EXPR.
4044 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4045 GIMPLE_RETURN rather than RETURN_EXPR.
4046 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4047 (evaluate_stmt): Likewise.
4048 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4049 to enum vect_relevant.
4050 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4051 compare gimple codes with tree codes.
4053 2008-09-04 Paul Brook <paul@codesourcery.com>
4055 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4057 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4059 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4060 pointer check lost in the recent no-unit-at-a-time patch.
4062 2008-09-04 Jan Hubicka <jh@suse.cz>
4065 * tree-switch-conversion.c (check_final_bb): Accept only IP
4068 2008-09-04 Jan Hubicka <jh@suse.cz>
4070 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4072 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4073 using_ranges argument.
4074 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4075 (vrp_visit_cond_stmt): Update call of
4076 vrp_evaluate_conditional_warnv_with_ops
4078 2008-09-04 Jan Hubicka <jh@suse.cz>
4080 PR tree-optimization/37345
4081 PR tree-optimization/37358
4082 PR tree-optimization/37357
4083 * tree.c (build_function_type_skip_args): Build distinct type copy;
4085 (build_function_decl_skip_args): Set type of new decl not orig decl;
4086 clear DECL_VINDEX for methods turned into functions.
4088 2008-09-04 Nick Clifton <nickc@redhat.com>
4090 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4091 * configure: Regenerate.
4092 * config.in: Regenerate.
4093 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4094 alignment field, if it is supported.
4096 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4098 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4101 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4103 * config/rs6000/rs6000.c (processor_target_table): Do not
4104 enable VMX for POWER6.
4106 2008-09-03 Anton Blanchard <anton@samba.org>
4108 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4109 emit memory barrier before operation.
4111 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4114 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4115 default_elf_asm_output_external.
4117 2008-09-03 Jeff Law <law@redhat.com>
4119 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4121 2008-09-03 Richard Henderson <rth@redhat.com>
4123 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4124 memory barrier to below the test-and-set.
4125 (alpha_split_lock_test_and_set_12): Likewise.
4127 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4131 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4134 * ira-color.c (print_loop_title): Use all_allocnos.
4135 (color_pass): Ditto. Don't add border_allocnos. Check that
4136 subloop allocno in the correspdoning bitmap all_allocnos.
4138 * ira-emit.c (change_loop): Use all_allocnos.
4140 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4141 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4142 (create_cap_allocno): Remove setting mentioned_allocnos.
4143 (create_insn_allocnos): Ditto.
4144 (remove_unnecessary_allocnos): Use all_allocnos.
4145 (check_allocno_creation): Check that allocnos are in the
4146 corresponding bitmap all_allocnos.
4148 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4152 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4153 (process_regs_for_copy): Process subregs. Refine check when cost
4154 is taken into account in ira-costs.c.
4155 (process_reg_shuffles): Use REG_SUBREG_P.
4156 (add_insn_allocno_copies): Ditto. Ignore modes.
4158 * ira-color.c (conflict_allocno_vec): New.
4159 (COST_HOP_DIVISOR): New macro.
4160 (update_copy_costs_1): Use it.
4161 (update_conflict_hard_regno_costs): New function.
4162 (assign_hard_reg): Use it.
4163 (ira_color): Allocate and free conflict_allocno_vec.
4165 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4169 * ira-int.h (ira_sort_insn_chain): Remove.
4171 * ira.c (basic_block_order_nums, chain_insn_order,
4172 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4173 (ira): Don't call ira_sort_insn_chain.
4175 * reload1.c (reload): Don't call ira_sort_insn_chain.
4177 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4180 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4181 which become non throw.
4182 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4183 update_call_expr after updating the flags on the decl.
4185 2008-09-03 Jan Hubicka <jh@suse.cz>
4187 PR tree-optimization/37315
4188 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4189 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4190 (cgraph_analyze_functions): Use node->analyzed
4191 (cgraph_mark_functions_to_output): Likewise.
4192 (cgraph_expand_function): All functions can be released after
4194 (cgraph_optimize): Use gimple_has_body_p.
4195 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4196 (cgraph_decide_inlining_incrementally): Likewise.
4197 (inline_transform): Inline transform.
4198 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4200 (inlinable_function_p): Drop gimple_body check.
4201 (expand_call_inline): Use gimple_has_body_p.
4202 * gimple.c (gimple_has_body_p): New.
4203 * gimple.h (gimple_has_body_p): Add prototype.
4204 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4205 (dump_function_to_file): Use gimple_has_body_p check.
4207 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4210 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4212 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4214 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4216 From Michael Frysinger <michael.frysinger@analog.com>
4217 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4218 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4221 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4224 * doc/extend.texi: Document picoChip builtin functions.
4225 * doc/invoke.texi: Document picoChip options.
4226 * doc/contrib.texi: Add picoChip contribution.
4227 * doc/md.texi: Document picoChip constraints.
4228 * config.gcc: Add picochip-*-*.
4229 * config/picochip/: Add new port.
4231 2008-09-03 Richard Guenther <rguenther@suse.de>
4233 PR tree-optimization/37328
4234 * tree-sra.c (sra_build_assignment): Gimplify properly.
4235 (generate_copy_inout): Take the correct stmt as definition,
4236 remove bogus assert.
4238 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4240 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4243 From Michael Frysinger <michael.frysinger@analog.com>
4244 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4246 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4248 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4249 (__gthread_setspecific): Revert 2008-08-31 change to
4250 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4252 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4254 * diagnostic.c (error_at): New.
4255 * toplev.h (error_at): New prototype.
4256 * c-typeck.c (build_array_ref): Call error_at instead of error.
4257 Pass location to pedwarn.
4259 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4261 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4263 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4265 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4266 VAR_DECL and CONST_DECL.
4268 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4269 Jakub Jelinek <jakub@redhat.com>
4271 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4272 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4273 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4274 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4275 Don't set ix86_save_varrargs_registers.
4276 (ix86_setup_incoming_varargs): Assume cum != NULL.
4277 (ix86_va_start): Check ix86_varargs_gpr_size and
4278 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4279 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4280 from frame pointer if ix86_varargs_gpr_size == 0.
4281 (ix86_compute_frame_layout): Updated.
4282 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4283 (ix86_varargs_gpr_size): Define.
4284 (ix86_varargs_fpr_size): Likewise.
4285 (machine_function): Remove save_varrargs_registers.
4286 Add varargs_gpr_size and varargs_fpr_size.
4288 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4290 * config/alpha/alpha.c (va_list_skip_additions,
4291 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4292 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4295 PR tree-optimization/36766
4296 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4297 for already removed basic blocks.
4300 * real.c (real_maxval): Clear a lower bit to make real_maxval
4301 match get_max_float for IBM long double format.
4303 2008-09-02 Andreas Schwab <schwab@suse.de>
4305 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4306 * configure: Regenerate.
4308 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4310 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4311 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4312 checking for a non-VOID CONSTANT_P.
4314 2008-09-02 Jan Hubicka <jh@suse.cz>
4316 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4317 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4320 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4322 * expr.c (emit_group_store): Don't assert stack temp mode size.
4324 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4325 Tobias Grosser <grosser@fim.uni-passau.de>
4326 Jan Sjodin <jan.sjodin@amd.com>
4327 Harsha Jagasia <harsha.jagasia@amd.com>
4328 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4329 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4330 Adrien Eliche <aeliche@isty.uvsq.fr>
4332 Merge from graphite branch.
4335 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4336 * doc/invoke.texi (-floop-block, -floop-interchange,
4337 -floop-strip-mine): Document new flags.
4338 * tree-into-ssa.c (gimple_vec): Moved...
4339 * tree-loop-distribution.c (rdg_component): Moved...
4340 * cfgloopmanip.c: Include tree-flow.h.
4341 (update_dominators_in_loop): New.
4342 (create_empty_if_region_on_edge): New.
4343 (create_empty_loop_on_edge): New.
4344 (loopify): Use update_dominators_in_loop.
4345 * tree-pass.h (pass_graphite_transforms): Declared.
4346 * configure: Regenerate.
4347 * tree-phinodes.c (make_phi_node): Export.
4348 (add_phi_node_to_bb): New, split from create_phi_node.
4349 * tree-chrec.c (for_each_scev_op): New.
4350 * tree-chrec.h (for_each_scev_op): Declared.
4351 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4352 (remove_statement): Call get_phi_with_result.
4353 * config.in (HAVE_cloog): Undef.
4354 * gdbinit.in (pgg): New.
4355 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4356 * tree-ssa-loop.c (graphite_transforms): New.
4357 (gate_graphite_transforms): New.
4358 (pass_graphite_transforms): New.
4359 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4360 HAVE_cloog): Defined.
4361 * tree-vectorizer.c (rename_variables_in_bb): Export.
4362 * tree-data-ref.c (dr_may_alias_p): Export.
4363 (stmt_simple_memref_p): New.
4364 (find_data_references_in_stmt): Export.
4365 (find_data_references_in_loop): Export.
4366 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4367 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4368 (create_rdg_vertices): Export.
4369 (build_empty_rdg): New.
4370 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4371 * tree-data-ref.h (rdg_component): ... here.
4373 (struct data_reference): Add a field scop.
4375 (find_data_references_in_loop): Declared.
4376 (find_data_references_in_stmt): Declared.
4377 (create_rdg_vertices): Declared.
4378 (dr_may_alias_p): Declared.
4379 (stmt_simple_memref_p): Declared.
4380 (struct rdg_edge): Add a field ddr_p relation.
4381 (build_empty_rdg): Declared.
4382 * lambda.h (lambda_matrix): Declare a VEC of.
4383 (find_induction_var_from_exit_cond): Declared.
4384 (lambda_vector_compare): New.
4385 * common.opt (fgraphite, floop-strip-mine,
4386 floop-interchange, floop-block): New flags.
4387 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4388 * cfgloop.c (is_loop_exit): New.
4389 * cfgloop.h (is_loop_exit): Declared.
4390 (create_empty_if_region_on_edge): Declared.
4391 (create_empty_loop_on_edge): Declared.
4392 * tree-flow.h (add_phi_node_to_bb): Declared.
4393 (make_phi_node): Declared.
4394 (rename_variables_in_bb): Declared.
4395 (perfect_loop_nest_depth): Declared.
4396 (graphite_transform_loops): Declared.
4397 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4398 (graphite.o-warn): Add -Wno-error.
4399 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4400 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4401 (INCLUDES): Add PPLINC, CLOOGINC.
4402 (OBJS-common): Add graphite.o.
4403 (graphite.o): Add rule.
4404 * gimple.h (gimple_vec): ... here.
4405 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4406 * passes.c (init_optimization_passes): Schedule
4407 pass_graphite_transforms.
4409 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4412 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4413 and -fno-toplevel-reorder after handle_options.
4415 2008-09-02 Paul Brook <paul@codesourcery.com>
4417 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4418 (arm_override_options): Set arm_tune_cortex_a9.
4419 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4420 (arm_issue_rate): Handle cortexa9.
4421 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4422 * config/arm/arm-cores.def: Add cortex-a9.
4423 * config/arm/arm-tune.md: Regenerate.
4424 * config/arm/arm.md: Include cortex-a9.md.
4425 (generic_sched, generic_vfp): Add cortexa9.
4426 * config/arm/cortex-a9.md: New file.
4428 2008-09-02 Richard Guenther <rguenther@suse.de>
4430 PR tree-optimization/37327
4431 * tree-vrp.c (register_new_assert_for): Make sure to not have
4432 TREE_OVERFLOW set on the bound.
4434 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4436 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4438 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4439 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4442 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4444 * gcc/config/spu/spu.md (divdf3): Removed.
4446 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4448 PR tree-optimization/37095
4449 * cgraph.c (cgraph_node): When creating new cgraph node after
4450 assembler_name_hash has been populated, record it in the hash
4453 2008-09-01 Paul Brook <paul@codesourcery.com>
4455 * doc/invoke.texi: Document -mword-relocations.
4456 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4457 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4458 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4459 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4460 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4461 (arm_emit_movpair): New function.
4462 (arm_print_operand <c>): Handle sybolic addresses.
4463 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4464 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4465 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4466 * config/arm/arm.opt: Add -mword-relocations.
4467 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4468 (arm_movt, arm_movw): New.
4470 2008-09-01 Paul Brook <paul@codesourcery.com>
4472 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4473 Allow Interworking on ARMv4 EABI based targets.
4474 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4475 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4477 2008-09-01 Paul Brook <paul@codesourcery.com>
4479 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4480 optimized LT0 test. Remove optimization for GT.
4482 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4484 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4485 openmp applications.
4486 * pa-hpux11.h (LIB_SPEC): Likewise.
4488 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4491 2008-09-01 Jan Hubicka <jh@suse.cz>
4493 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4494 present, use only counts; when guessed use only frequencies.
4495 (estimate_bb_frequencies): Use function_frequency.
4496 * profile.c (compute_branch_probabilities): Exit early when
4497 profile reading failed. Set profile_status.
4498 (branch_prob): Do not set profile_status.
4500 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4502 * tree.c (protected_set_expr_location): New.
4503 * tree.h (protected_set_expr_location): New prototype.
4504 * c-tree.h (build_array_ref): Add argument.
4505 (parser_build_unary_op): Same.
4506 * c-typeck.c (build_indirect_ref): Handle new location argument.
4507 (build_array_ref): Same.
4508 (parser_build_unary_op): Same.
4509 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4511 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4513 * c-common.c (finish_label_address_expr): Handle new location argument.
4514 * c-common.h (build_indirect_ref): Add argument.
4515 (finish_label_address_expr): Same.
4516 * c-parser.c (c_parser_unary_expression): Pass location to build
4518 (c_parser_postfix_expression): Same.
4520 2008-09-01 Paul Brook <paul@codesourcery.com>
4522 * config/arm/arm.md: Include cortex-r4f.md.
4523 (attr fpu): Update type list.
4524 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4525 fconstd, fcmps and fcmpd.
4526 (attr tune_cortexr4): Define.
4527 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4528 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4529 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4530 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4531 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4532 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4533 cortex_a8_vfp_farith: Ditto.
4534 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4535 * config/arm/cortex-r4.md: Use tune_cortexr4.
4536 * config/arm/cortex-r4f.md: New file.
4538 2008-09-01 Richard Guenther <rguenther@suse.de>
4540 PR tree-optimization/37305
4541 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4542 the result of constant conversions.
4543 (fold_gimple_assign): Likewise.
4545 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4547 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4548 #ifdef ENABLE_CHECKING.
4550 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4552 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4553 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4554 when !INSN_SCHEDULING.
4556 2008-09-01 Andreas Schwab <schwab@suse.de>
4558 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4560 2008-09-01 Paul Brook <paul@codesourcery.com>
4562 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4564 2008-09-01 Jan Hubicka <jh@suse.cz>
4566 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4568 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4570 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4571 * gimplify.c (gimplify_init_constructor): Add speed operand.
4572 * tree-sra.c (decide_block_copy): Likewise.
4573 * tree-inline.c (estimate_move_cost): Likewise.
4574 * config/alpha/alpha.h (MOVE_RATIO): Update.
4575 * config/frv/frv.c (MOVE_RATIO): Update.
4576 * config/spu/spu.h (MOVE_RATIO): Update.
4577 * config/sparc/sparc.h (MOVE_RATIO): Update.
4578 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4579 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4580 * config/cris/cris.h (MOVE_RATIO): Update.
4581 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4582 * config/arm/arm.h (MOVE_RATIO): Update.
4583 * config/pa/pa.md: Update uses of MOVE_RATIO
4584 * config/pa/pa.h (MOVE_RATIO): Update.
4585 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4586 CLEAR_RATIO, SET_RATIO): Update.
4587 * config/h8300/h8300.h (MOVE_RATIO): Update.
4588 * config/v850/v850.h (MOVE_RATIO): Update.
4589 * config/bfin/bfin.h (MOVE_RATIO): Update.
4591 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4592 Dmitry Melnik <dm@ispras.ru>
4593 Dmitry Zhurikhin <zhur@ispras.ru>
4594 Alexander Monakov <amonakov@ispras.ru>
4595 Maxim Kuvyrkov <maxim@codesourcery.com>
4597 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4598 sel-sched-dump.c, sel-sched-ir.c: New files.
4599 * Makefile.in (OBJS-common): Add selective scheduling object files.
4600 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4601 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4602 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4603 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4604 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4605 (make_forwarder_block): Update loop latch if we have redirected
4606 the loop latch edge.
4607 * cfgloop.c (get_loop_body_in_custom_order): New function.
4608 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4609 (CP_FALLTHRU_PREHEADERS): Likewise.
4610 (get_loop_body_in_custom_order): Declare.
4611 * cfgloopmanip.c (has_preds_from_loop): New.
4612 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4613 Assert that the preheader edge will be fall thru when it is set.
4614 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4615 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4616 fsel-sched-substitution, fselective-scheduling): New flags.
4617 * cse.c (hash_rtx_cb): New.
4619 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4620 sel_sched_insn_cnt): New counters.
4621 * final.c (compute_alignments): Export. Free dominance
4622 info after loop_optimizer_finalize.
4623 * genattr.c (main): Output maximal_insn_latency prototype.
4624 * genautomata.c (output_default_latencies): New.
4625 Factor its code from ...
4626 (output_internal_insn_latency_func): ... here.
4627 (output_internal_maximal_insn_latency_func): New.
4628 (output_maximal_insn_latency_func): New.
4629 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4630 (struct hard_reg_set_iterator): New.
4631 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4632 hard_reg_set_iter_next): New functions.
4633 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4634 * lists.c (remove_free_INSN_LIST_node,
4635 remove_free_EXPR_LIST_node): New functions.
4636 * loop-init.c (loop_optimizer_init): When
4637 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4638 calling create_preheaders.
4639 (loop_optimizer_finalize): Do not verify flow info after reload.
4640 * recog.c (validate_replace_rtx_1): New parameter simplify.
4641 Default it to true. Update all uses. Factor out simplifying
4643 (simplify_while_replacing): ... this new function.
4644 (validate_replace_rtx_part,
4645 validate_replace_rtx_part_nosimplify): New.
4646 * recog.h (validate_replace_rtx_part,
4647 validate_replace_rtx_part_nosimplify): Declare.
4648 * rtl.c (rtx_equal_p_cb): New.
4649 (rtx_equal_p): Use it.
4650 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4651 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4652 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4653 * vecprim.h: Add a vector type for unsigned int.
4654 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4655 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4656 ready_try, cycle_issued_insns, spec_info): Make global.
4657 (readyp): Initialize.
4658 (dfa_lookahead): New global variable.
4659 (old_max_uid, old_last_basic_block): Remove.
4660 (h_i_d): Make it a vector.
4661 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4663 (after_recovery, adding_bb_to_current_region_p):
4664 New variables to handle correct insertion of the recovery code.
4665 (struct ready_list): Move declaration to sched-int.h.
4666 (rgn_n_insns): Removed.
4667 (rtx_vec_t): Move to sched-int.h.
4668 (find_insn_reg_weight): Remove.
4669 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4670 (haifa_init_h_i_d, haifa_finish_h_i_d):
4671 New functions to initialize / finalize haifa instruction data.
4672 (extend_h_i_d, init_h_i_d): Rewrite.
4673 (unlink_other_notes): Move logic to add_to_note_list. Handle
4674 selective scheduler.
4675 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4676 find_fallthru_edge): Make global, remove static prototypes.
4677 (max_issue): Make global. Add privileged_n and state parameters. Use
4679 (extend_global, extend_all): Removed.
4680 (init_before_recovery): Add new param. Fix the handling of the case
4681 when we insert a recovery code before the EXIT which has a predecessor
4682 with a fallthrough edge to it.
4683 (create_recovery_block): Make global. Rename to
4684 sched_create_recovery_block. Update.
4685 (change_pattern): Rename to sched_change_pattern. Make global.
4686 (speculate_insn): Rename to sched_speculate_insn. Make global.
4687 Split haifa-specific functionality into ...
4688 (haifa_change_pattern): New static function.
4689 (sched_extend_bb): New static function.
4690 (sched_init_bbs): New function.
4691 (current_sched_info): Change type to struct haifa_sched_info.
4692 (insn_cost): Adjust for selective scheduling.
4693 (dep_cost_1): New function. Move logic from ...
4694 (dep_cost): ... here.
4695 (dep_cost): Use dep_cost_1.
4696 (contributes_to_priority_p): Use sched_deps_info instead of
4698 (priority): Adjust to work with selective scheduling. Process the
4699 corner case when all dependencies don't contribute to priority.
4700 (rank_for_schedule): Use ds_weak instead of dep_weak.
4701 (advance_state): New function. Move logic from ...
4702 (advance_one_cycle): ... here.
4703 (add_to_note_list, concat_note_lists): New functions.
4704 (rm_other_notes): Make static. Adjust for selective scheduling.
4705 (remove_notes, restore_other_notes): New functions.
4706 (move_insn): Add two arguments. Update assert. Don't call
4708 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4709 Remove more_issue, max_points. Move the code to initialize
4710 max_lookahead_tries to max_issue.
4711 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4712 ready. Adjust use of move_insn. Call restore_other_notes.
4714 (sched_init, sched_finish): Move Haifa-specific initialization/
4716 (haifa_sched_init, haifa_sched_finish): ... respectively.
4718 (setup_sched_dump): New function.
4719 (haifa_init_only_bb): New static function.
4720 (haifa_speculate_insn): New static function.
4721 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4722 (extend_ready, extend_all): Remove.
4723 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4724 (create_check_block_twin, add_to_speculative_block): Use
4725 haifa_insns_init instead of extend_global. Update to use new
4726 initialization functions. Change parameter. Factor out code from
4727 create_check_block_twin to ...
4728 (sched_create_recovery_edges) ... this new function.
4729 (add_block): Remove.
4730 (sched_scan_info): New.
4731 (extend_bb): Use sched_scan_info.
4732 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4733 static functions for walking through scheduling region.
4734 (sched_luids): New vector variable to replace uid_to_luid.
4735 (luids_extend_insn): New function.
4736 (sched_max_luid): New variable.
4737 (luids_init_insn): New function.
4738 (sched_init_luids, sched_finish_luids): New functions.
4739 (insn_luid): New debug function.
4740 (sched_extend_target): New function.
4741 (haifa_init_insn): New static function.
4742 (sched_init_only_bb): New hook.
4743 (sched_split_block): New hook.
4744 (sched_split_block_1): New function.
4745 (sched_create_empty_bb): New hook.
4746 (sched_create_empty_bb_1): New function.
4747 (common_sched_info, ready): New global variables.
4748 (current_sched_info_var): Remove.
4749 (move_block_after_check): Use common_sched_info.
4750 (haifa_luid_for_non_insn): New static function.
4751 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4752 (increase_insn_priority): New.
4753 * modulo-sched.c: (issue_rate): Remove static declaration.
4754 (sms_sched_info): Change type to haifa_sched_info.
4755 (sms_sched_deps_info, sms_common_sched_info): New variables.
4756 (setup_sched_infos): New.
4757 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4758 Do not call regstat_free_calls_crossed.
4759 (sms_print_insn): Use const_rtx.
4760 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4761 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4762 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4763 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4764 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4765 current_sched_info to use it.
4766 (enum reg_pending_barrier_mode): Move to sched-int.h.
4767 (h_d_i_d): New variable. Initialize to NULL.
4768 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4770 (estimate_dep_weak): Remove static declaration.
4771 (sched_has_condition_p): New function. Adjust users of
4772 sched_get_condition to use it instead.
4773 (conditions_mutex_p): Add arguments indicating which conditions are
4775 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4776 argument to indicate whether returned condition is reversed. Do not
4777 generate new rtx when condition should be reversed; indicate it by
4778 setting new argument instead.
4779 (add_dependence_list_and_free): Add deps parameter.
4780 Update all users. Do not free dependence list when
4781 deps context is readonly.
4782 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4784 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4785 (remove_from_deps): New. Use the above functions.
4786 (cur_insn, can_start_lhs_rhs_p): New static variables.
4787 (add_or_update_back_dep_1): Initialize present_dep_type.
4788 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4789 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4790 haifa_note_dep): New functions implementing dependence hooks for
4791 the Haifa scheduler.
4792 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4793 note_dep): New functions.
4794 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4796 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4797 (free_deps): Initialize deps->reg_last.
4798 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4799 sched_analyze_insn): Update to use dependency hooks infrastructure
4800 and readonly contexts.
4801 (deps_analyze_insn): New function. Move part of logic from ...
4802 (sched_analyze): ... here. Also move some logic to ...
4803 (deps_start_bb): ... here. New function.
4804 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4806 (sched_deps_init): New function. Move code from ...
4807 (init_dependency_caches): ... here. Remove.
4808 (init_deps_data_vector): New.
4809 (sched_deps_finish): New function. Move code from ...
4810 (free_dependency_caches): ... here. Remove.
4811 (init_deps_global, finish_deps_global): Adjust for use with
4812 selective scheduling.
4813 (get_dep_weak): Move logic to ...
4814 (get_dep_weak_1): New function.
4815 (ds_merge): Move logic to ...
4816 (ds_merge_1): New static function.
4817 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4818 (ds_get_max_dep_weak): New function.
4819 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4820 (n_insns): Rename to rgn_n_insns.
4821 (debug_ebb_dependencies): New function.
4822 (init_ready_list): Use it.
4823 (begin_schedule_ready): Use sched_init_only_bb.
4824 (ebb_print_insn): Indicate when an insn starts a new cycle.
4825 (contributes_to_priority, compute_jump_reg_dependencies,
4826 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4827 (add_block1): Remove to ebb_add_block.
4828 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4829 (schedule_ebb): Initialize them. Use remove_notes instead of
4830 rm_other_notes. Use haifa_local_init/finish.
4831 (schedule_ebbs): Use haifa_sched_init/finish.
4832 * sched-int.h: Include vecprim.h, remove rtl.h.
4833 (struct ready_list): Delete declaration.
4834 (sched_verbose_param, enum sched_pass_id_t,
4835 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4836 (struct sched_scan_info_def): New structure.
4837 (sched_scan_info, sched_scan, sched_init_bbs,
4838 sched_init_luids, sched_finish_luids, sched_extend_target,
4839 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4840 (struct common_sched_info_def): New.
4841 (common_sched_info, haifa_common_sched_info,
4842 sched_emulate_haifa_p): Declare.
4844 (sched_luids): Declare.
4845 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4846 (sched_max_luid, insn_luid): Declare.
4847 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4848 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4849 print_insn, print_pattern, print_value, haifa_classify_insn,
4850 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4851 setup_sched_dump, sched_init, sched_finish,
4852 sel_insn_is_speculation_check): Export.
4853 (struct ready_list): Move from haifa-sched.c.
4854 (ready_try, ready, max_issue): Export.
4855 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4856 sched_init_only_bb, sched_split_block, sched_split_block_1,
4857 sched_create_empty_bb, sched_create_empty_bb_1,
4858 sched_create_recovery_block, sched_create_recovery_edges): Export.
4859 (enum reg_pending_barrier_mode): Export.
4860 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4862 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4863 print_insn field. Move add_block and fix_recovery_cfg to
4864 common_sched_info_def. Move compute_jump_reg_dependencies,
4866 (struct sched_deps_info_def): ... this new structure.
4867 (sched_deps_info): Declare.
4868 (struct spec_info_def): Remove weakness_cutoff, add
4869 data_weakness_cutoff and control_weakness_cutoff.
4870 (spec_info): Declare.
4871 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4873 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4874 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4875 (current_sched_info): Change type to struct haifa_sched_info.
4876 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4877 (h_d_i_d): New variable.
4878 (HDID): New accessor macro.
4879 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4880 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4882 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4883 (enum SCHED_FLAGS): Update for selective scheduler.
4884 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4885 (init_dependency_caches, free_dependency_caches): Delete declarations.
4886 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4887 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4888 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4889 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4890 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4892 (rm_other_notes): Delete declaration.
4893 (schedule_block): Remove one argument.
4894 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4895 ready_element, ready_lastpos, sched_extend_ready_list,
4896 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4897 concat_note_lists): Export.
4898 (struct region): Move from sched-rgn.h.
4899 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4900 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4901 BLOCK_TO_BB, CONTAINING_RGN): Export.
4902 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4903 (current_nr_blocks, current_blocks, target_bb): Likewise.
4904 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4905 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4906 sched_rgn_local_init, extend_regions,
4907 rgn_make_new_region_out_of_new_block, compute_priorities,
4908 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4909 extend_rgns, deps_join rgn_setup_common_sched_info,
4910 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4911 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4912 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4913 increase_insn_priority): Likewise.
4914 * sched-rgn.c: Include sel-sched.h.
4915 (ref_counts): New static variable. Use it ...
4916 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4917 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4918 (sched_is_disabled_for_current_region_p): Delete static declaration.
4919 (struct region): Move to sched-int.h.
4920 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4921 ebb_head): Define and initialize.
4922 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4923 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4924 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4926 (find_single_block_region): Add new argument to indicate that EBB
4927 regions should be constructed.
4928 (debug_live): Delete declaration.
4929 (current_nr_blocks, current_blocks, target_bb):
4930 Remove static qualifiers.
4931 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4933 (init_regions): Delete declaration.
4934 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4935 rgn_estimate_number_of_insns): New.
4936 (too_large): Use estimate_number_of_insns.
4937 (haifa_find_rgns): New. Move the code from ...
4938 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4939 (free_trg_info): New.
4940 (compute_trg_info): Allocate candidate tables here instead of ...
4941 (init_ready_list): ... here.
4942 (rgn_print_insn): Use const_rtx.
4943 (contributes_to_priority, extend_regions): Delete static declaration.
4944 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4945 (add_block1): Rename to rgn_add_block.
4946 (debug_rgn_dependencies): Delete static qualifier.
4947 (new_ready): Use sched_deps_info. Simplify.
4948 (rgn_common_sched_info, rgn_const_sched_deps_info,
4949 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4951 (region_sched_info): Rename to rgn_const_sched_info.
4952 (deps_join): New, extracted from ...
4953 (propagate_deps): ... here.
4954 (compute_block_dependences, debug_dependencies): Update for selective
4956 (free_rgn_deps, compute_priorities): New functions.
4957 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4958 sched_rgn_compute_dependencies): New functions.
4959 (schedule_region): Use them.
4960 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4961 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4963 (schedule_insns): Call new functions that were split out.
4964 (rgn_make_new_region_out_of_new_block): New.
4965 (get_rgn_sched_max_insns_priority): New.
4966 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4967 scheduling when appropriate.
4968 * sched-vis.c: Include insn-attr.h.
4969 (print_value, print_pattern): Make global.
4970 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4971 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4972 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4973 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4974 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4975 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4976 hooks. Initialize them to 0.
4977 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4978 * target.h (struct gcc_target): Add them. Rename gen_check field to
4980 * flags.h (sel_sched_switch_set): Declare.
4981 * opts.c (sel_sched_switch_set): New variable.
4982 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4983 pipelining is disabled from command line.
4984 (common_handle_option): Record whether selective scheduling is
4985 requested from command line.
4986 * doc/invoke.texi: Document new flags and parameters.
4987 * doc/tm.texi: Document new target hooks.
4988 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4990 (dfa_state_size): Do not declare locally.
4991 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4992 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4993 rs6000_alloc_sched_context, rs6000_set_sched_context,
4994 rs6000_free_sched_context): New functions.
4995 (struct _rs6000_sched_context): New.
4996 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4998 (rs6000_sched_finish): Do not run for selective scheduling.
5000 2008-08-31 Jan Hubicka <jh@suse.cz>
5002 * frv.c (frv_rtx_costs): Update forward declaration.
5003 * spu.c (spu_rtx_costs): Likewise.
5004 * pdp11.c: Include df.h
5005 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5006 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5007 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5008 * iq2000.c (iq2000_address_cost): Add speed argument.
5009 (iq2000_rtx_costs): Likewise.
5010 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5011 update call of mn10300_address_cost.
5012 * mcore.c: Include df.h
5013 (mcore_rtx_costs): Update prototype.
5014 * score3.c: Include df.h
5015 (score3_rtx_costs): Remove speed argument.
5016 * score7.c: Include df.h
5017 (score7_address_cost): Remove speed argument.
5018 * score-protos.h (score_address_cost): Update prototype.
5019 * score.c: Include df.h
5020 (score_rtx_costs): Update call of costs functions.
5021 * v850.c (v850_rtx_costs): Add bool argument.
5023 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5025 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5027 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5029 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5030 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5032 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5034 * mkmap-flat.awk: Add option pe_dll.
5035 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5036 * config/i386/t-cygwin (SHLIB_LC): Add.
5037 * config/i386/t-mingw32 (SHLIB_LC): Add.
5038 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5039 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5040 (LINK_SPEC): Support libgcc_s.
5041 (LIBGCC_SPEC): Support libgcc_s.
5042 (LIBGCC_SONAME): New.
5044 2008-08-31 Jan Hubicka <jh@suse.cz>
5046 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5047 mistakely had old version of patch.
5049 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5050 (ipcp_estimate_growth): New.
5051 (ipcp_insert_stage): Use ipcp_estimate_growth.
5052 * profile.c (branch_prob): When reading failed, do not consider
5055 2008-08-31 Jan Hubicka <jh@suse.cz>
5057 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5058 loop is optimized for speed.
5060 2008-08-31 Richard Guenther <rguenther@suse.de>
5063 * fold-const.c (fold_binary): Retain conversions in folding
5066 2008-08-31 Jan Hubicka <jh@suse.cz>
5068 * postreload-gcse.c (eliminate_partially_redundant_loads):
5069 Use optimize_bb_for_size_p.
5070 * predict.c (maybe_hot_frequency_p): Make inline.
5071 (maybe_hot_count_p): Break out from ...
5072 (maybe_hot_bb_p): ... this one.
5073 (maybe_hot_edge_p): Simplify.
5074 * basic-block.h (probably_cold_bb_p): Remove.
5076 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5079 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5081 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5082 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5083 Also split V4SFmode.
5084 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5087 2008-08-31 Jan Hubicka <jh@suse.cz>
5089 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5091 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5093 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5096 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5099 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5100 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5102 2008-08-31 Jan Hubicka <jh@suse.cz>
5104 * sparc.h (BRANCH_COST): Fix macro definition.
5105 * avr.c (avr_operand_rtx_cost): Add speed argument.
5106 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5108 2008-08-31 Richard Guenther <rguenther@suse.de>
5110 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5111 types instead of operands. Re-instantiate verifying of
5112 binary expression operands.
5114 2008-08-30 Jan Hubicka <jh@suse.cz>
5116 * fwprop.c (should_replace_address): Add speed attribute.
5117 (PR_OPTIMIZE_FOR_SPEED): New flag.
5118 (propagate_rtx_1): Use it.
5119 (propagate_rtx): Set it.
5120 (try_fwprop_subst): Update call of rtx_costs.
5121 (forward_propagate_and_simplify): LIkewise.
5122 * hooks.c (hook_int_rtx_bool_0): New
5123 (hook_bool_rtx_int_int_intp_false): Replace by ...
5124 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5125 * hooks.h (hook_int_rtx_bool_0): New
5126 (hook_bool_rtx_int_int_intp_false): Replace by ...
5127 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5128 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5129 (prepare_cmp_insn): UPdate call of rtx_cost.
5130 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5131 (reload_cse_simplify_operands): Update call of rtx_cost.
5132 (reload_cse_move2add): call of rtx_cost.
5133 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5134 * rtlanal.c (rtx_cost): Add speed argument.
5135 (address_cost): Add speed argument
5136 (default_address_cost): Likewise.
5137 (insn_rtx_cost): Likewise.
5138 * cfgloopanal.c (seq_cost): Add speed argument.
5139 (target_reg_cost, target_spill_cost): Turn to array.
5140 (init_set_costs): Update for speed.
5141 (estimate_reg_pressure_cost): Add speed argument.
5142 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5143 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5144 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5145 (seq_cost): Add speed argument.
5146 (computation_cost): Add speed arugment.
5147 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5148 (force_expr_to_var_cost): Update for profile info.
5149 (force_var_cost): Likewise.
5150 (split_address_cost): Likewise.
5151 (ptr_difference_cost): Likewise.
5152 (difference_cost): Likewise.
5153 (get_computation_cost_at): Likewise.
5154 (determine_iv_cost): Likewise.
5155 (ivopts_global_cost_for_size): Likewise.
5156 (rewrite_use_address): Likewise.
5157 (tree_ssa_iv_optimize_loop): Initialize speed field.
5158 * cse.c (optimize_this_for_speed_p): New static var.
5159 (notreg_cost): Update call of rtx_cost.
5160 (cse_extended_basic_block): set optimize_this_for_speed_p.
5161 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5162 (noce_try_cmove_arith): Likewise.
5163 (noce_try_sign_mask): LIkewise.
5164 * expr.c (compress_float_constant): Update rtx_cost calls.
5165 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5167 (addr_to_parts): Likewise.
5168 (create_mem_ref): Likewise.
5169 * dse.c (find_shift_sequence): Add speed argument.
5170 (replace_read): Update call.
5171 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5172 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5173 * neg_cost, shift_cost, shiftadd_cost,
5174 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5175 mul_highpart_cost): Increase dimension.
5176 (init_expmed): Initialize for both size and speed.
5177 (expand_shift): Use profile.
5178 (synth_mult): Use profile.
5179 (choose_mult_variant): Use profile.
5180 (expand_mult): Use profile.
5181 (expand_mult_highpart_optab): Use profile.
5182 (expand_mult_highpart): Use profile.
5183 (expand_smod_pow2): Use profile.
5184 (expand_divmod): Use profile.
5185 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5187 * loop-invariant.c (create_new_invariant): Use profile.
5188 (gain_for_invariant): Add speed parameter.
5189 (best_gain_for_invariant): Likewise.
5190 (find_invariants_to_move): Likewise.
5191 (move_single_loop_invariants): Set it.
5192 * target-def.h (TARGET_RTX_COSTS): Use hook.
5193 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5194 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5195 * output.h (default_address_cost): Update prototype.
5196 * combine.c (optimize_this_for_speed_p): New static var.
5197 (combine_validate_cost): Update call of rtx_cost.
5198 (combine_instructions): Set optimize_this_for_speed_p.
5199 (expand_compound_operation): Update call of rtx_cost.
5200 (make_extraction):Update call of rtx_cost.
5201 (force_to_mode):Update call of rtx_cost.
5202 (distribute_and_simplify_rtx):Update call of rtx_cost.
5203 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5204 (estimate_reg_pressure_cost): Update prototype.
5205 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5206 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5208 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5209 (alpha_rtx_costs): Update.
5210 * config/frv/frv.c (frv_rtx_costs): Update.
5211 * config/s390/s390.c (s390_rtx_costs): Update.
5212 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5213 (m32c_rtx_costs): Update.
5214 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5215 (spu_rtx_costs): Update.
5216 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5217 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5218 * config/i386/i386.c (:ix86_address_cost): Update.
5219 (ix86_rtx_costs): Update.
5220 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5221 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5222 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5223 * config/crx/crx.c (crx_address_cost): Update.
5224 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5225 * config/stormy16/stormy16.c
5226 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5227 * config/m68hc11/m68hc11.c
5228 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5229 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5230 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5232 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5234 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5235 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5236 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5237 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5238 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5239 (mcore_rtx_costs): update.
5240 * config/score/score3.c (score3_rtx_costs): Update.
5241 * config/score/score7.c (score7_rtx_costs): Update.
5242 * config/score/score3.h (score3_rtx_costs):Update.
5243 * config/score/score7.h (score7_rtx_costs): Update.
5244 * config/score/score.c (score_rtx_costs): Update.
5245 * config/arm/arm.c (arm_address_cost): Update.
5246 (arm_rtx_costs_1): Update.
5247 (arm_rtx_costs_1): Update.
5248 (arm_size_rtx_costs): Update.
5249 (arm_size_rtx_costs): Update.
5250 (arm_size_rtx_costs): Update.
5251 (arm_xscale_rtx_costs): Update.
5252 (arm_thumb_address_cost): Update.
5253 * config/pa/pa.c (hppa_address_cost): Update.
5254 * config/mips/mips.c (mips_rtx_costs): Update.
5255 * config/vax/vax.c (vax_address_cost): Update.
5256 * config/h8300/h8300.c (h8300_shift_costs): Update.
5257 (h8300_rtx_costs): Update.
5258 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5259 (v850_rtx_costs): Update.
5260 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5261 * config/bfin/bfin.c
5262 (bfin_address_cost): Update.
5263 (bfin_rtx_costs): Update.
5264 * stmt.c (lshift_cheap_p): Update.
5266 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5269 * expmed.c (extract_bit_field_1): Check the mode size to make
5270 sure the vector modes have the same size.
5272 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5274 * dojump.c (top level): Include basic-block.h to declare
5275 optimize_insn_for_speed_p
5277 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5279 * opts.h (CL_SAVE): New option class for marking options that are
5280 target specific options usable in the target attribute.
5281 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5283 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5284 can easily find the target specific options that are safe to use
5285 in the attribute or pragma.
5287 * attribs.c (decl_attributes): Change #pragma GCC option to
5288 #pragma GCC target, and attribute((option(...))) to
5289 attribute((target(...))).
5291 * doc/extend.texi (target attribute): Change from option
5292 attribute. Delete push/pop/reset.
5293 (#pragma GCC target): Change from #pragma GCC option. Delete
5295 (#pragma GCC push_options): Document new pragma.
5296 (#pragma GCC pop_options): Document new pragma.
5297 (#pragma GCC reset_options): Document new pragma.
5299 * targhooks.c (default_target_option_valid_attribute_p): Add
5300 warning about port not supporting target attributes.
5301 (default_target_option_pragma_parse): New function, warn about
5302 #pragma GCC target not being supported.
5304 * targhooks.h (default_target_option_pragma_parse): Add
5307 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5308 TI_CURRENT_OPTION_PRAGMA.
5309 (current_target_pragma): Rename from current_option_pragma.
5311 * target.h: (struct target_option): Delete booleans for changing
5312 the optimization level on hot/cold functions. Change signature of
5313 pragma_parse hook to take a second tree.
5315 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5317 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5318 that the declaration is done at global scope.
5320 * langhooks.c (add_builtin_function_common): Move most of the code
5321 from add_builtin_function here, calling the hook passed in.
5322 (add_builtin_function): Call add_builtin_function_common with
5323 standard builtin hook.
5324 (add_builtin_function_ext_scope): New function to add builtins to
5327 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5329 (add_builtin_function_ext_scope): Add declaration.
5331 * c-pragma.c (handle_pragma_target): Rename from
5332 handle_pragma_option, #pragma GCC option is now #pragma GCC
5333 target. Move warning about port not supporting target options to
5334 default pragma parse hook. Remove push/pop/reset from this
5336 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5337 (option_stack): Delete static variable.
5338 (optimize_stack): Ditto.
5339 (optons_stack): New stack of saved target and optimization
5341 (handle_pragma_push_options): New function to handle pushing both
5342 target and optimization options.
5343 (handle_pragma_pop_options): New function to handle popping both
5344 target and optimization options.
5345 (handle_pragma_reset_options): New function to handle resetting
5346 both target and optimization options to their initial state.
5347 (init_pragma): Rename handle_pragma_option to
5348 handle_pragma_target. Add support for push_options, pop_options,
5349 and reset_options pragmas.
5351 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5352 default_target_option_pragma_parse.
5353 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5354 default_target_option_valid_attribute_p.
5355 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5356 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5357 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5358 optimization level on hot/cold functions.
5360 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5361 if the caller and callee have different optimization levels.
5363 * c-common.c (handle_target_attribute): Rename from
5364 handle_option_attribute, attribute((option(...))) is now
5365 attribute((target(...))). Move warning if the port does not
5366 support target attributes to the default hook.
5367 (handle_hot_attribute): Delete code to change the optimization
5368 level of hot functions.
5369 (handle_cold_attribute): Ditto.
5371 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5372 argument that is the binary tree options to use if there are no
5373 arguments. Call ix86_valid_target_attribute_tree instead of
5374 ix86_valid_option_attribute_tree.
5375 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5376 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5377 ix86_pragma_option_parse.
5379 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5380 Rename from ix86_valid_option_attribute_tree.
5382 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5383 new builtins when the ISA changes.
5384 (ix86_valid_target_attribute_tree): Rename from
5385 ix86_valid_option_attribute_tree. Change callers. If the
5386 function specified optimization options, use those as the starting
5387 point before setting up the target attributes. If the
5388 optimization options were changed in the course of setting the
5389 target attributes, record the new optimization options.
5390 (ix86_valid_target_attribute_tree_inner_p): Rename from
5391 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5392 ix86_add_new_builtins if the ISA changed.
5393 (ix86_valid_target_attribute_p): Rename from
5394 ix86_valid_option_attribute_p. Change callers.
5395 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5396 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5397 as delayed builtin functions.
5398 (struct builtin_isa): New structure to record builtin functions
5399 that should be delayed until the ISA for that function is used.
5400 (ix86_builtins_isa): Change from int to struct to track builtin
5401 functions we want to declare at some point.
5402 (def_builtin): If the front end can delay defining the builtin
5403 functions, don't create builtins for ISAs not part of the default
5405 (def_builtin_const): Ditto.
5406 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5407 __builtin_ia32_pcmov_v2di to be different builtin functions.
5408 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5409 a structure instead of an int.
5410 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5411 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5412 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5413 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5415 * config/ia64/ia64.h
5416 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5417 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5419 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5420 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5421 (LANG_HOOKS_INITIALIZER): Add
5422 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5424 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5427 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5428 the reload address with the index register for SFmode
5429 access with a displacement.
5431 2008-08-30 Jan Hubicka <jh@suse.cz>
5433 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5434 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5435 * dojump.c (do_jump): Likewise.
5436 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5437 (note-if_info): Add BRANCH_COST.
5438 (noce_try_store_flag_constants, noce_try_addcc,
5439 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5440 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5441 find_if_case_2): Use computed branch cost.
5442 * expr.h (BRANCH_COST): Update default.
5443 * predict.c (predictable_edge_p): New function.
5444 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5445 Update BRANCH_COST call.
5446 * basic-block.h (predictable_edge_p): Declare.
5447 * config/alpha/alpha.h (BRANCH_COST): Update.
5448 * config/frv/frv.h (BRANCH_COST): Update.
5449 * config/s390/s390.h (BRANCH_COST): Update.
5450 * config/spu/spu.h (BRANCH_COST): Update.
5451 * config/sparc/sparc.h (BRANCH_COST): Update.
5452 * config/m32r/m32r.h (BRANCH_COST): Update.
5453 * config/i386/i386.h (BRANCH_COST): Update.
5454 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5456 * config/sh/sh.h (BRANCH_COST): Update.
5457 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5458 * config/avr/avr.h (BRANCH_COST): Update.
5459 * config/crx/crx.h (BRANCH_COST): Update.
5460 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5461 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5462 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5463 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5464 * config/ia64/ia64.h (BRANCH_COST): Update.
5465 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5466 * config/arc/arc.h (BRANCH_COST): Update.
5467 * config/score/score.h (BRANCH_COST): Update.
5468 * config/arm/arm.h (BRANCH_COST): Update.
5469 * config/pa/pa.h (BRANCH_COST): Update.
5470 * config/mips/mips.h (BRANCH_COST): Update.
5471 * config/vax/vax.h (BRANCH_COST): Update.
5472 * config/h8300/h8300.h (BRANCH_COST): Update.
5473 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5474 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5475 * doc/tm.texi (BRANCH_COST): Update.
5477 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5480 * config/arm/arm.c (arm_optimization_options): Set
5481 flag_section_anchors to 2 instead of 1 to distinguish it from
5482 -fsection-anchors given explicitely on the command line.
5484 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5486 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5487 final insn of a split.
5489 2008-08-30 Jan Hubicka <jh@suse.cz>
5491 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5492 optimized for speed.
5493 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5494 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5495 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5496 flag_gcse_after_reload_set): New static vars.
5497 (common_handle_option): Enable those flags for profile-use.
5498 (decode_options): Remove optimize_size flags that are handled
5499 on higher granuality.
5500 * tree-vectorizer.c (vectorize_loops): Use
5501 optimize_loop_nest_for_speed_p.
5502 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5503 * tree-predcom.c (tree_predictive_commoning): Use
5504 optimize_loop_for_speed_p.
5505 * varasm.c (assemble_start_function): Use
5506 optimize_function_for_speed_p.
5507 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5508 * predict.c (optimize_loop_for_speed_p): Fix walk.
5510 2008-08-30 Jan Hubicka <jh@suse.cz>
5512 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5514 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5515 profile presence locally.
5517 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5520 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5521 versions before 4.0.
5523 2008-08-29 Jan Hubicka <jh@suse.cz>
5525 * tree-inline.c (insert_init_stmt): Insert sequence even when
5528 2008-08-29 Jeff Law <law@redhat.com>
5530 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5531 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5532 location and class is an FP register.
5534 2008-08-29 Jan Hubicka <jh@suse.cz>
5536 * see.c (see_merge_one_def_extension): Silence used uninitialized
5538 * matrix-reorg.c (check_allocation_function): Likewise.
5539 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5541 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5544 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5545 compute new & and | in type rather than TREE_TYPE (arg0).
5547 * dwarf2out.c (fortran_common): Update comment.
5548 (gen_variable_die): Swap com_die and var_die variables in Fortran
5549 COMMON block handling code.
5551 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5553 * dwarf2out.c (gen_const_die): New function.
5554 (size_of_die, value_format, output_die): Output larger
5555 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5556 (native_encode_initializer): New function.
5557 (tree_add_const_value_attribute): Call it.
5558 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5560 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5561 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5562 TREE_THIS_VOLATILE to add_type_attribute.
5564 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5566 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5569 * dwarf2out.c (loc_by_reference): New function.
5570 (add_location_or_const_value_attribute): Use it.
5573 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5574 as DW_TAG_variable children of DW_TAG_common_block rather than
5575 DW_TAG_member children. Put DW_AT_external to individual
5576 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5578 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5579 loc_descriptor_from_tree_1.
5583 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5584 arguments to imported_module_or_decl.
5585 (debug_nothing_tree_tree): Removed.
5586 (debug_nothing_tree_tree_tree_bool): New prototype.
5587 * debug.c (do_nothing_debug_hooks): Adjust.
5588 (debug_nothing_tree_tree): Removed.
5589 (debug_nothing_tree_tree_tree_bool): New function.
5590 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5591 (gen_variable_die): Put all common vars for the
5592 same COMMON block under one DW_TAG_common_block.
5593 (declare_in_namespace): Return new context_die, for Fortran
5594 return the module DIE instead of adding extra declarations into
5596 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5597 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5598 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5600 (dwarf2out_global_decl): Don't skip Fortran global vars.
5601 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5602 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5603 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5604 DW_TAG_imported_declaration as child of previous
5605 DW_TAG_imported_module.
5606 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5607 * sdbout.c (sdb_debug_hooks): Likewise.
5608 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5610 2008-08-29 Jan Hubicka <jh@suse.cz>
5612 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5614 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5615 * ipa-cp.c (n_cloning_candidates): New static variable.
5616 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5617 (ipcp_print_all_lattices): Improve debug output.
5618 (ipcp_cloning_candidate_p): New function.
5619 (ipcp_initialize_node_lattices): Use it.
5620 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5621 (ipcp_propagate_stage): Prettier debug output.
5622 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5623 (ipcp_print_all_structures): Remove.
5624 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5625 (ipcp_insert_stage): Prettier debug output; call
5626 cgraph_remove_unreachable_nodes before propagating.
5627 (pass_ipa_cp): Schedule function removal pass.
5628 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5630 (cgraph_maybe_hot_edge_p): Move to ...
5631 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5632 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5633 (common_handle_option): Set them; enable ipa-cp when profiling.
5634 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5635 (ipa_print_all_jump_functions): Likewise.
5636 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5637 (ipa_print_node_params, ipa_print_all_params): New.
5638 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5639 ipa_print_all_param_flags): Remove.
5640 (ipa_print_node_params, ipa_print_all_params): New.
5642 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5644 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5645 change from 2008-04-03.
5646 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5648 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5651 * ira-color.c (push_allocnos_to_stack): Truncate
5652 removed_splay_allocno_vec.
5654 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5657 * ira-color (ira_fast_allocation): Don't assign hard registers to
5660 2008-08-29 Jan Hubicka <jh@suse.cz>
5663 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5664 for cold internal loops.
5666 2008-08-29 Richard Guenther <rguenther@suse.de>
5668 * tree-ssa-structalias.c (create_variable_info_for): Do not
5669 create fields for heap vars or vars with a noalias state.
5670 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5673 2008-08-29 Richard Guenther <rguenther@suse.de>
5675 * common.opt (ftree-store-ccp): Mark as preserved for
5676 backward compatibility.
5677 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5678 * tree-pass.h (pass_store_ccp): Remove.
5679 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5680 (first_vdef): Remove declaration.
5681 (get_value_loaded_by): Likewise.
5682 * tree-ssa-ccp.c (do_store_ccp): Remove.
5683 (get_default_value): Simplify as do_store_ccp is always false
5684 now. Do not initialize mem_ref.
5685 (set_value_varying): Likewise.
5686 (canonicalize_float_value): Likewise.
5687 (set_lattice_value): Likewise.
5688 (likely_value): Likewise.
5689 (surely_varying_stmt_p): Likewise.
5690 (ccp_initialize): Likewise.
5691 (ccp_lattice_meet): Likewise.
5692 (ccp_visit_phi_node): Likewise.
5693 (ccp_fold): Likewise.
5694 (evaluate_stmt): Likewise.
5695 (visit_assignment): Likewise.
5696 (ccp_visit_stmt): Likewise.
5697 (execute_ssa_ccp): Fold into ...
5698 (do_ssa_ccp): ... this.
5699 (do_ssa_store_ccp): Remove.
5700 (gate_store_ccp): Likewise.
5701 (pass_store_ccp): Likewise.
5702 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5704 * tree-ssa-propagate.c (first_vdef): Remove.
5705 (get_value_loaded_by): Likewise.
5706 (replace_vuses_in): Likewise.
5707 (substitute_and_fold): Do not call replace_vuses_in.
5708 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5710 2008-08-29 Richard Guenther <rguenther@suse.de>
5713 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5714 PARAM_NOALIAS tags with is_heapvar.
5715 * tree-ssa-operands.c (access_can_touch_variable): Offset
5716 based tests do not apply for heapvars. Fix offset test.
5718 2008-08-29 Jan Hubicka <jh@suse.cz>
5720 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5721 (-fipa-cp-clone): Enabled by default at -O3.
5722 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5723 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5725 2008-08-29 Jan Hubicka <jh@suse.cz>
5727 * tree.c (build_function_type_skip_args,
5728 build_function_decl_skip_args): New functions.
5729 * tree.h (build_function_type_skip_args,
5730 build_function_decl_skip_args): Declare.
5731 * gimple.c (giple_copy_call_skip_args): New function.
5732 (giple_copy_call_skip_args): Declare.
5734 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5735 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5736 (ipcp_node_modifiable_p): ... this one; use
5737 tree_versionable_function_p.
5738 (ipcp_create_replace_map): Improve debug output.
5739 (ipcp_need_redirect_p): Return false when not clonning.
5740 (ipcp_update_callgraph): Skip args.
5741 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5743 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5744 (save_inline_function_body): Update call of tree_function_versioning.
5745 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5746 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5748 (tree_function_versioning): Likewise.
5749 * tree-inline.h (tree_function_versioning): Update prototype.
5751 2008-08-29 Jan Hubicka <jh@suse.cz>
5753 * loop-unswitch.c (unswitch_single_loop): Use
5754 optimize_loop_for_speed_p.
5755 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5756 Use optimize_function_for_size_p.
5757 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5758 * postreload-gcse.c (eliminate_partially_redundant_load):
5759 Use optimize_bb_for_size_p.
5760 * value-prof.c (gimple_divmod_fixed_value_transform,
5761 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5762 gimple_stringops_transform): Use optimize_bb_for_size_p.
5763 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5764 * final.c (compute_alignments): Use optimize_function_for_size_p.
5765 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5766 (fold_builtin_strcpy, fold_builtin_fputs): Use
5767 optimize_function_for_size_p.
5768 * fold-const.c (tree_swap_operands_p): Use
5769 optimize_function_for_size_p.
5770 * recog.c (relax_delay_slots): Likewise.
5771 * tree-ssa-math-opts.c (replace_reciprocal):
5772 Use optimize_bb_for_speed_p.
5773 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5774 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5775 optimize_function_for_size_p.
5776 (cgraph_decide_inlining_of_small_function): Use
5777 optimize_function_for_size_p.
5778 * global.c (find_reg): Use optimize_function_for_size_p.
5779 * opts.c (decode_options): Do not clear flag_tree_ch,
5780 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5781 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5782 work it out from profile.
5783 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5784 optimize_loop_for_speed_p.
5785 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5787 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5788 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5789 * tree-eh.c (decide_copy_try_finally): Use
5790 optimize_function_for_size_p.
5791 * local-alloc.c (block_alloc): Pass BB pointer.
5792 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5793 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5794 * loop-unroll.c (decide_unrolling_and_peeling):
5795 Use optimize_loop_for_size_p.
5796 (decide_peel_completely): Likewise.
5797 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5798 optimize_loop_for_size_p.
5799 (vect_enhance_data_refs_alignment): Likewise.
5800 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5801 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5803 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5804 (try_crossjump_bb): Use optimize_bb_for_size_p.
5805 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5806 optimize_loop_for_speed_p.
5807 * bb-reorder.c (find_traces_1_round): Likewise.
5808 (copy_bb): Use optimize_bb_for_speed_p.
5809 (duplicate_computed_gotos): Likewise.
5810 * basic-block.h (optimize_loop_nest_for_size_p,
5811 optimize_loop_nest_for_speed_p): New.
5812 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5814 2008-08-29 Tristan Gingold <gingold@adacore.com>
5816 * gcov.c (main): Call expandargv.
5818 2008-08-29 Jan Hubicka <jh@suse.cz>
5820 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5822 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5824 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5825 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5827 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5829 2008-08-29 Jan Hubicka <jh@suse.cz>
5831 * tree-pass.h (pass_strip_predict_hints): Declare.
5832 * predict.c (strip_builtin_expect): Rename to ...
5833 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5834 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5835 (tree_estimate_probability): Do not strip builtin_expect.
5836 (pass_strip_predict_hints): New pass.
5837 * tree-inline.c (expand_call_inline): When inlining cold function,
5838 predict it as unlikely.
5839 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5841 2008-08-29 Richard Guenther <rguenther@suse.de>
5843 PR tree-optimization/37207
5844 * tree-vrp.c (extract_range_from_binary_expr): Also try
5845 to constant fold if only one of the operands is a constant.
5847 2008-08-29 Nick Clifton <nickc@redhat.com>
5849 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5850 the same way as SYMBOL_REFs.
5852 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5854 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5856 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5858 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5859 * config/mips/mips.md (branch_likely): Remove const. Fix
5861 (define_delay for type "branch"): Change to only apply for branch
5862 with likely variant.
5863 (define_delay for type "branch" and "branch_likely" no). New delay
5865 (equality_op): New code iterator.
5866 (bbv, bbinv): New code attributes.
5867 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5870 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5871 Andrew Pinski <pinskia@gcc.gnu.org>
5874 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5876 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5878 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5879 rule that a symbolic constant must be defined and >= 0 for the
5880 corresponding facility to be present at compile-time.
5881 * gthr-posix.c: Likewise.
5883 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5885 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5886 * config/mips/mips.md (D): New mode attribute.
5887 (mulsi3, muldi3): Merge it into ...
5888 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5889 (muldi3_mul3): New pattern.
5890 (mulsi3_mult3): Rename to mulsi3_mul3.
5892 2008-08-28 Jan Hubicka <jh@suse.cz>
5894 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5896 * predict.c (always_optimize_for_size_p): Rename to ...
5897 (optimize_function_for_size): ... this one; make extern.
5898 (optimize_function_for_speed_p): New.
5899 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5900 optimize_edge_for_size_p,optimize_edge_for_size_p,
5901 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5902 * basic-block.h (optimize_function_for_size_p,
5903 optimize_function_for_speed_p): Declare.
5904 * i386.md (optimize_size checks): Replace them by appropriate
5906 (standard_80387_constant_p, ix86_compute_frame_layout,
5907 ix86_expand_epilogue, ix86_decompose_address,
5908 print_operand, emit_i387_cw_initialization,
5909 inline_memory_move_cost, ix86_pad_returns,
5910 ix86_reorg): Replace optimize_size checks.
5912 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5914 * rtl.h (simplify_subreg_regno): Declare.
5915 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5916 * simplify-rtx.c (simplify_subreg): ...here.
5917 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5918 subreg_offset_representable_p.
5920 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5923 * c-typeck.c (convert_for_assignment): Give a note describing what
5924 was passed and what was expected.
5926 2008-08-28 Joey Ye <joey.ye@intel.com>
5928 * doc/extend.texi: Document AVX built-in functions.
5929 * doc/invoke.texi: Document -mavx.
5931 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5932 Joey Ye <joey.ye@intel.com>
5933 Xuepeng Guo <xuepeng.guo@intel.com>
5935 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5937 * config/i386/cpuid.h (bit_FMA): New.
5938 (bit_XSAVE): Likewise.
5939 (bit_OSXSAVE): Likewise.
5940 (bit_AVX): Likewise.
5942 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5943 define. Use ASM_OUTPUT_AVX_PREFIX.
5945 * config/i386/gmmintrin.h: New.
5947 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5948 (OPTION_MASK_ISA_AVX_SET): New.
5949 (OPTION_MASK_ISA_FMA_SET): Likewise.
5950 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5951 (OPTION_MASK_ISA_FMA_SET): Likewise.
5952 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5953 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5954 (pta_flags): Add PTA_AVX and PTA_FMA.
5955 (override_options): Handle PTA_AVX and PTA_FMA.
5956 (init_cumulative_args): Handle warn_avx.
5957 (classify_argument): Return 0 for COImode and OImode. Return
5958 1 and X86_64_AVX_CLASS for 256bit vector types.
5959 (examine_argument): Handle X86_64_AVX_CLASS.
5960 (construct_container): Likewise.
5961 (function_arg_advance_32): Pass OImode and 256bit vector types
5963 (function_arg_advance_64): Take a new argument to indicate if a
5964 parameter is named. Handle 256bit vector types. Return
5965 immediately for unnamed 256bit vector mode parameters.
5966 (function_arg_advance): Updated.
5967 (function_arg_32): Add comments for TImode. Handle OImode
5968 and 256bit vector types.
5969 (function_arg_64): Take a new argument to indicate if a
5970 parameter is named. Handle 256bit vector types. Return NULL
5971 for unnamed 256bit vector mode parameters.
5972 (function_arg): Updated.
5973 (setup_incoming_varargs_64): Support
5974 AVX encoding for *sse_prologue_save_insn.
5975 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5976 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5977 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5978 enabled, otherwise return -3.
5979 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5981 (print_reg): Support AVX registers. Handle 'x' and 't'.
5982 Handle 'd' to duplicate the operand.
5983 (print_operand): Likewise. Also support AVX vector compare
5985 (output_387_binary_op): Support AVX.
5986 (output_fp_compare): Likewise.
5987 (ix86_expand_vector_move_misalign): Likewise.
5988 (ix86_attr_length_vex_default): New.
5989 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5990 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5991 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5992 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5993 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5994 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5995 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5996 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5997 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5998 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5999 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6000 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6001 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6002 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6003 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6004 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6005 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6006 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6007 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6008 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6009 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6010 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6011 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6012 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6013 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6014 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6015 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6016 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6017 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6018 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6019 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6020 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6021 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6022 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6023 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6024 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6025 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6026 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6027 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6028 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6029 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6030 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6031 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6032 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6033 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6034 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6035 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6036 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6037 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6038 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6039 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6040 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6041 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6042 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6043 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6044 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6045 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6046 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6047 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6048 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6049 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6050 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6051 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6052 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6053 and IX86_BUILTIN_MOVMSKPS256,
6054 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6055 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6056 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6057 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6058 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6059 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6060 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6061 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6062 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6063 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6064 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6065 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6066 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6067 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6068 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6069 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6070 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6071 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6072 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6073 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6074 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6075 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6076 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6077 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6078 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6079 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6080 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6081 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6082 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6083 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6084 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6085 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6086 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6087 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6088 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6089 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6090 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6091 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6092 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6093 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6094 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6095 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6096 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6097 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6098 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6099 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6100 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6101 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6102 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6103 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6104 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6105 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6106 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6107 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6108 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6109 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6110 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6111 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6113 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6114 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6115 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6116 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6117 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6118 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6119 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6120 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6121 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6122 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6123 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6124 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6125 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6126 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6127 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6128 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6129 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6130 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6131 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6132 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6133 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6134 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6135 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6136 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6137 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6138 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6139 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6140 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6141 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6142 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6143 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6144 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6145 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6146 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6147 IX86_BUILTIN_MOVMSKPS256.
6148 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6149 (ix86_expand_args_builtin): Likewise.
6150 (ix86_expand_special_args_builtin): Likewise.
6151 (ix86_hard_regno_mode_ok): Handle AVX modes.
6152 (ix86_expand_vector_init_duplicate): Likewise.
6153 (ix86_expand_vector_init_one_nonzero): Likewise.
6154 (ix86_expand_vector_init_one_var): Likewise.
6155 (ix86_expand_vector_init_concat): Likewise.
6156 (ix86_expand_vector_init_general): Likewise.
6157 (ix86_expand_vector_set): Likewise.
6158 (ix86_vector_mode_supported_p): Likewise.
6159 (x86_extended_reg_mentioned_p): Check INSN_P before using
6162 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6163 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6165 * config/i386/i386.h (TARGET_AVX): New.
6166 (TARGET_FMA): Likewise.
6167 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6168 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6169 (VALID_AVX256_REG_MODE): New.
6170 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6171 (AVX_FLOAT_MODE_P): Likewise.
6172 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6173 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6174 (AVX_VEC_FLOAT_MODE_P): Likewise.
6175 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6176 (ASM_OUTPUT_OPCODE): Likewise.
6177 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6179 (SSE_REG_MODE_P): Allow 256bit vector modes.
6180 (ix86_args): Add a warn_avx field.
6182 * config/i386/i386.md (UNSPEC_PCMP): New.
6183 (UNSPEC_VPERMIL): Likewise.
6184 (UNSPEC_VPERMIL2): Likewise.
6185 (UNSPEC_VPERMIL2F128): Likewise.
6186 (UNSPEC_MASKLOAD): Likewise.
6187 (UNSPEC_MASKSTORE): Likewise.
6188 (UNSPEC_CAST): Likewise.
6189 (UNSPEC_VTESTP): Likewise.
6190 (UNSPECV_VZEROALL): Likewise.
6191 (UNSPECV_VZEROUPPER): Likewise.
6192 (XMM0_REG): Likewise.
6193 (XMM1_REG): Likewise.
6194 (XMM2_REG): Likewise.
6195 (XMM3_REG): Likewise.
6196 (XMM4_REG): Likewise.
6197 (XMM5_REG): Likewise.
6198 (XMM6_REG): Likewise.
6199 (XMM8_REG): Likewise.
6200 (XMM9_REG): Likewise.
6201 (XMM10_REG): Likewise.
6202 (XMM11_REG): Likewise.
6203 (XMM12_REG): Likewise.
6204 (XMM13_REG): Likewise.
6205 (XMM14_REG): Likewise.
6206 (XMM15_REG): Likewise.
6208 (prefix_vex_imm8): Likewise.
6209 (prefix_vex_w): Likewise.
6210 (length_vex): Likewise.
6213 (*avx_ashlti3): Likewise.
6214 (*avx_lshrti3): Likewise.
6215 (*avx_setcc<mode>): Likewise.
6216 (*fop_<mode>_comm_mixed_avx): Likewise.
6217 (*fop_<mode>_comm_avx): Likewise.
6218 (*fop_<mode>_1_mixed_avx): Likewise.
6219 (*fop_<mode>_1_avx): Likewise.
6220 (*avx_<code><mode>3): Likewise.
6221 (*avx_ieee_smin<mode>3): Likewise.
6222 (*avx_ieee_smax<mode>3): Likewise.
6223 (mode): Add OI, V8SF and V4DF.
6224 (length): Support VEX prefix.
6225 (*cmpfp_i_mixed): Set prefix attribute.
6226 (*cmpfp_i_sse): Likewise.
6227 (*cmpfp_iu_mixed): Likewise.
6228 (*cmpfp_iu_sse): Likewise.
6229 (*movsi_1): Support AVX.
6230 (*movdi_2): Likewise.
6231 (*movdi_1_rex64): Likewise.
6232 (*movti_internal): Likewise.
6233 (*movti_rex64): Likewise.
6234 (*movsf_1): Likewise.
6235 (*movdf_nointeger): Likewise.
6236 (*movdf_integer_rex64): Likewise.
6237 (*movtf_internal): Likewise.
6238 (zero_extendsidi2_32): Likewise.
6239 (zero_extendsidi2_rex64): Likewise.
6240 (*extendsfdf2_mixed): Likewise.
6241 (*extendsfdf2_sse): Likewise.
6242 (*truncdfsf_fast_mixed): Likewise.
6243 (*truncdfsf_fast_sse): Likewise.
6244 (*truncdfsf_mixed): Likewise.
6245 (fix_trunc<mode>di_sse): Likewise.
6246 (fix_trunc<mode>si_sse): Likewise.
6247 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6248 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6249 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6250 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6251 (*rcpsf2_sse): Likewise.
6252 (*rsqrtsf2_sse): Likewise.
6253 (*sqrt<mode>2_sse): Likewise.
6254 (sse4_1_round<mode>2): Likewise.
6255 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6256 Support AVX. Set length attribute properly for AVX.
6258 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6259 (VECTOR_MODES (FLOAT, 32)): Likewise.
6260 (VECTOR_MODE (INT, DI, 8)): Likewise.
6261 (VECTOR_MODE (INT, HI, 32)): Likewise.
6262 (VECTOR_MODE (INT, QI, 64)): Likewise.
6263 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6264 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6265 (VECTOR_MODE (INT, DI, 4)): Removed.
6266 (VECTOR_MODE (INT, SI, 8)): Likewise.
6267 (VECTOR_MODE (INT, HI, 16)): Likewise.
6268 (VECTOR_MODE (INT, QI, 32)): Likewise.
6269 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6270 (INT_MODE (OI, 32)): Likewise.
6272 * config/i386/i386.opt (mavx): New.
6275 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6277 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6278 (*mov<mode>_internal_avx): New.
6279 (*movv2sf_internal_rex64_avx): Likewise.
6280 (*movv2sf_internal_avx): Likewise.
6282 * config/i386/predicates.md (const_4_to_5_operand): New.
6283 (const_6_to_7_operand): Likewise.
6284 (const_8_to_11_operand): Likewise.
6285 (const_12_to_15_operand): Likewise.
6286 (avx_comparison_float_operator): Likewise.
6288 * config/i386/sse.md (AVX256MODEI): New.
6289 (AVX256MODE): Likewise.
6290 (AVXMODEQI): Likewise.
6291 (AVXMODE): Likewise.
6292 (AVX256MODEF2P): Likewise.
6293 (AVX256MODE2P): Likewise.
6294 (AVX256MODE4P): Likewise.
6295 (AVX256MODE8P): Likewise.
6296 (AVXMODEF2P): Likewise.
6297 (AVXMODEF4P): Likewise.
6298 (AVXMODEDCVTDQ2PS): Likewise.
6299 (AVXMODEDCVTPS2DQ): Likewise.
6300 (avxvecmode): Likewise.
6301 (avxvecpsmode): Likewise.
6302 (avxhalfvecmode): Likewise.
6303 (avxscalarmode): Likewise.
6304 (avxcvtvecmode): Likewise.
6305 (avxpermvecmode): Likewise.
6306 (avxmodesuffixf2c): Likewise.
6307 (avxmodesuffixp): Likewise.
6308 (avxmodesuffixs): Likewise.
6309 (avxmodesuffix): Likewise.
6310 (vpermilbits): Likewise.
6311 (pinsrbits): Likewise.
6312 (mov<mode>): Likewise.
6313 (*mov<mode>_internal): Likewise.
6314 (push<mode>1): Likewise.
6315 (movmisalign<mode>): Likewise.
6316 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6317 (avx_movdqu<avxmodesuffix>): Likewise.
6318 (avx_lddqu<avxmodesuffix>): Likewise.
6319 (<plusminus_insn><mode>3): Likewise.
6320 (*avx_<plusminus_insn><mode>3): Likewise.
6321 (*avx_vm<plusminus_insn><mode>3): Likewise.
6322 (mul<mode>3): Likewise.
6323 (*avx_mul<mode>3): Likewise.
6324 (*avx_vmmul<mode>3): Likewise.
6325 (divv8sf3): Likewise.
6326 (divv4df3): Likewise.
6327 (avx_div<mode>3): Likewise.
6328 (*avx_div<mode>3): Likewise.
6329 (*avx_vmdiv<mode>3): Likewise.
6330 (avx_rcpv8sf2): Likewise.
6331 (*avx_vmrcpv4sf2): Likewise.
6332 (sqrtv8sf2): Likewise.
6333 (avx_sqrtv8sf2): Likewise.
6334 (*avx_vmsqrt<mode>2): Likewise.
6335 (rsqrtv8sf2): Likewise.
6336 (avx_rsqrtv8sf2): Likewise.
6337 (*avx_vmrsqrtv4sf2): Likewise.
6338 (<code><mode>3): Likewise.
6339 (*avx_<code><mode>3_finite): Likewise.
6340 (*avx_<code><mode>3): Likewise.
6341 (*avx_vm<code><mode>3): Likewise.
6342 (*avx_ieee_smin<mode>3): Likewise.
6343 (*avx_ieee_smax<mode>3): Likewise.
6344 (avx_addsubv8sf3): Likewise.
6345 (avx_addsubv4df3): Likewise.
6346 (*avx_addsubv4sf3): Likewise.
6347 (*avx_addsubv2df3): Likewise.
6348 (avx_h<plusminus_insn>v4df3): Likewise.
6349 (avx_h<plusminus_insn>v8sf3): Likewise.
6350 (*avx_h<plusminus_insn>v4sf3): Likewise.
6351 (*avx_h<plusminus_insn>v2df3): Likewise.
6352 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6353 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6354 (*avx_maskcmp<mode>3): Likewise.
6355 (avx_nand<mode>3): Likewise.
6356 (*avx_<code><mode>3): Likewise.
6357 (*avx_nand<mode>3): Likewise.
6358 (*avx_<code><mode>3): Likewise.
6359 (*avx_cvtsi2ss): Likewise.
6360 (*avx_cvtsi2ssq): Likewise.
6361 (*avx_cvtsi2sd): Likewise.
6362 (*avx_cvtsi2sdq): Likewise.
6363 (*avx_cvtsd2ss): Likewise.
6364 (avx_cvtss2sd): Likewise.
6365 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6366 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6367 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6368 (*avx_cvtsi2sd): Likewise.
6369 (*avx_cvtsi2sdq): Likewise.
6370 (avx_cvtdq2pd256): Likewise.
6371 (avx_cvtpd2dq256): Likewise.
6372 (avx_cvttpd2dq256): Likewise.
6373 (*avx_cvtsd2ss): Likewise.
6374 (*avx_cvtss2sd): Likewise.
6375 (avx_cvtpd2ps256): Likewise.
6376 (avx_cvtps2pd256): Likewise.
6377 (*avx_movhlps): Likewise.
6378 (*avx_movlhps): Likewise.
6379 (avx_unpckhps256): Likewise.
6380 (*avx_unpckhps): Likewise.
6381 (avx_unpcklps256): Likewise.
6382 (*avx_unpcklps): Likewise.
6383 (avx_movshdup256): Likewise.
6384 (avx_movsldup256): Likewise.
6385 (avx_shufps256): Likewise.
6386 (avx_shufps256_1): Likewise.
6387 (*avx_shufps_<mode>): Likewise.
6388 (*avx_loadhps): Likewise.
6389 (*avx_storelps): Likewise.
6390 (*avx_loadlps): Likewise.
6391 (*avx_movss): Likewise.
6392 (*vec_dupv4sf_avx): Likewise.
6393 (*vec_concatv2sf_avx): Likewise.
6394 (*vec_concatv4sf_avx): Likewise.
6395 (*vec_setv4sf_0_avx): Likewise.
6396 (*vec_setv4sf_avx): Likewise.
6397 (*avx_insertps): Likewise.
6398 (avx_vextractf128<mode>): Likewise.
6399 (vec_extract_lo_<mode>): Likewise.
6400 (vec_extract_hi_<mode>): Likewise.
6401 (vec_extract_lo_<mode>): Likewise.
6402 (vec_extract_hi_<mode>): Likewise.
6403 (vec_extract_lo_v16hi): Likewise.
6404 (vec_extract_hi_v16hi): Likewise.
6405 (vec_extract_lo_v32qi): Likewise.
6406 (vec_extract_hi_v32qi): Likewise.
6407 (avx_unpckhpd256): Likewise.
6408 (*avx_unpckhpd): Likewise.
6409 (avx_movddup256): Likewise.
6410 (*avx_movddup): Likewise.
6411 (avx_unpcklpd256): Likewise.
6412 (*avx_unpcklpd): Likewise.
6413 (avx_shufpd256): Likewise.
6414 (avx_shufpd256_1): Likewise.
6415 (*avx_punpckhqdq): Likewise.
6416 (*avx_punpcklqdq): Likewise.
6417 (*avx_shufpd_<mode>): Likewise.
6418 (*avx_storehpd): Likewise.
6419 (*avx_loadhpd): Likewise.
6420 (*avx_loadlpd): Likewise.
6421 (*avx_movsd): Likewise.
6422 (*vec_concatv2df_avx): Likewise.
6423 (*avx_<plusminus_insn><mode>3): Likewise.
6424 (*avx_<plusminus_insn><mode>3): Likewise.
6425 (*avx_mulv8hi3): Likewise.
6426 (*avxv8hi3_highpart): Likewise.
6427 (*avx_umulv8hi3_highpart): Likewise.
6428 (*avx_umulv2siv2di3): Likewise.
6429 (*avx_mulv2siv2di3): Likewise.
6430 (*avx_pmaddwd): Likewise.
6431 (*avx_mulv4si3): Likewise.
6432 (*avx_ashr<mode>3): Likewise.
6433 (*avx_lshr<mode>3): Likewise.
6434 (*avx_ashl<mode>3): Likewise.
6435 (*avx_<code><mode>3): Likewise.
6436 (*avx_eq<mode>3): Likewise.
6437 (*avx_gt<mode>3): Likewise.
6438 (*avx_nand<mode>3): Likewise.
6439 (*avx_nand<mode>3): Likewise.
6440 (*avx_<code><mode>3): Likewise.
6441 (*avx_<code><mode>3): Likewise.
6442 (*avx_packsswb): Likewise.
6443 (*avx_packssdw): Likewise.
6444 (*avx_packuswb): Likewise.
6445 (*avx_punpckhbw): Likewise.
6446 (*avx_punpcklbw): Likewise.
6447 (*avx_punpckhwd): Likewise.
6448 (*avx_punpcklwd): Likewise.
6449 (*avx_punpckhdq): Likewise.
6450 (*avx_punpckldq): Likewise.
6451 (*avx_pinsr<avxmodesuffixs>): Likewise.
6452 (*avx_pinsrq): Likewise.
6453 (*avx_loadld): Likewise.
6454 (*vec_extractv2di_1_rex64_avx): Likewise.
6455 (*vec_extractv2di_1_avx): Likewise.
6456 (*vec_dupv2di_avx): Likewise.
6457 (*vec_concatv2si_avx): Likewise.
6458 (*vec_concatv4si_1_avx): Likewise.
6459 (*vec_concatv2di_avx): Likewise.
6460 (*vec_concatv2di_rex64_avx): Likewise.
6461 (*avx_uavgv16qi3): Likewise.
6462 (*avx_uavgv8hi3): Likewise.
6463 (*avx_psadbw): Likewise.
6464 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6465 (*avx_phaddwv8hi3): Likewise.
6466 (*avx_phadddv4si3): Likewise.
6467 (*avx_phaddswv8hi3): Likewise.
6468 (*avx_phsubwv8hi3): Likewise.
6469 (*avx_phsubdv4si3): Likewise.
6470 (*avx_phsubswv8hi3): Likewise.
6471 (*avx_pmaddubsw128): Likewise.
6472 (*avx_pmulhrswv8hi3): Likewise.
6473 (*avx_pshufbv16qi3): Likewise.
6474 (*avx_psign<mode>3): Likewise.
6475 (*avx_palignrti): Likewise.
6476 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6477 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6478 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6479 (*avx_mpsadbw): Likewise.
6480 (*avx_packusdw): Likewise.
6481 (*avx_pblendvb): Likewise.
6482 (*avx_pblendw): Likewise.
6483 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6484 (avx_ptest256): Likewise.
6485 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6486 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6487 (*avx_aesenc): Likewise.
6488 (*avx_aesenclast): Likewise.
6489 (*avx_aesdec): Likewise.
6490 (*avx_aesdeclast): Likewise.
6491 (avx_vzeroupper): Likewise.
6492 (avx_vzeroupper_rex64): Likewise.
6493 (avx_vpermil<mode>): Likewise.
6494 (avx_vpermilvar<mode>3): Likewise.
6495 (avx_vpermil2<mode>3): Likewise.
6496 (avx_vperm2f128<mode>3): Likewise.
6497 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6498 (avx_vbroadcastss256): Likewise.
6499 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6500 (avx_vinsertf128<mode>): Likewise.
6501 (vec_set_lo_<mode>): Likewise.
6502 (vec_set_hi_<mode>): Likewise.
6503 (vec_set_lo_<mode>): Likewise.
6504 (vec_set_hi_<mode>): Likewise.
6505 (vec_set_lo_v16hi): Likewise.
6506 (vec_set_hi_v16hi): Likewise.
6507 (vec_set_lo_v32qi): Likewise.
6508 (vec_set_hi_v32qi): Likewise.
6509 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6510 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6511 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6512 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6513 (vec_init<mode>): Likewise.
6514 (*vec_concat<mode>_avx): Likewise.
6515 (blendbits): Support V8SF and V4DF.
6516 (sse2_movq128): Support AVX.
6517 (<sse>_movnt<mode>): Likewise.
6518 (sse2_movntv2di): Likewise.
6519 (sse_rcpv4sf2): Likewise.
6520 (sse_sqrtv4sf2): Likewise.
6521 (sse_rsqrtv4sf2): Likewise.
6522 (<sse>_comi): Likewise.
6523 (<sse>_ucomi): Likewise.
6524 (sse_cvtss2si): Likewise.
6525 (sse_cvtss2si_2): Likewise.
6526 (sse_cvtss2siq): Likewise.
6527 (sse_cvtss2siq_2): Likewise.
6528 (sse_cvttss2si): Likewise.
6529 (sse_cvttss2siq): Likewise.
6530 (sse2_cvtsd2si): Likewise.
6531 (sse2_cvtsd2si_2): Likewise.
6532 (sse2_cvtsd2siq): Likewise.
6533 (sse2_cvtsd2siq_2): Likewise.
6534 (sse2_cvttsd2si): Likewise.
6535 (sse2_cvttsd2siq): Likewise.
6536 (sse2_cvtdq2pd): Likewise.
6537 (*sse2_cvtpd2dq): Likewise.
6538 (*sse2_cvttpd2dq): Likewise.
6539 (*sse2_cvtpd2ps): Likewise.
6540 (sse2_cvtps2pd): Likewise.
6541 (sse3_movshdup): Likewise.
6542 (sse3_movsldup): Likewise.
6543 (sse_storehps): Likewise.
6544 (*sse4_1_extractps): Likewise.
6545 (sse2_storelpd): Likewise.
6546 (vec_dupv2df_sse3): Likewise.
6547 (*vec_concatv2df_sse3): Likewise.
6548 (*sse4_1_pextrb): Likewise.
6549 (*sse4_1_pextrb_memory): Likewise.
6550 (*sse2_pextrw): Likewise.
6551 (*sse4_1_pextrw_memory): Likewise.
6552 (*sse4_1_pextrd): Likewise.
6553 (*sse4_1_pextrq): Likewise.
6554 (sse2_pshufd_1): Likewise.
6555 (sse2_pshuflw_1): Likewise.
6556 (sse2_pshufhw_1): Likewise.
6557 (*sse2_storeq_rex64): Likewise.
6558 (*vec_dupv4si): Likewise.
6559 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6560 (sse2_pmovmskb): Likewise.
6561 (*sse2_maskmovdqu): Likewise.
6562 (*sse2_maskmovdqu_rex64): Likewise.
6563 (sse_ldmxcsr): Likewise.
6564 (sse_stmxcsr): Likewise.
6565 (abs<mode>2): Likewise.
6566 (sse4_1_movntdqa): Likewise.
6567 (sse4_1_phminposuw): Likewise.
6568 (sse4_1_extendv8qiv8hi2): Likewise.
6569 (*sse4_1_extendv8qiv8hi2): Likewise.
6570 (sse4_1_extendv4qiv4si2): Likewise.
6571 (*sse4_1_extendv4qiv4si2): Likewise.
6572 (sse4_1_extendv2qiv2di2): Likewise.
6573 (*sse4_1_extendv2qiv2di2): Likewise.
6574 (sse4_1_extendv4hiv4si2): Likewise.
6575 (*sse4_1_extendv4hiv4si2): Likewise.
6576 (sse4_1_extendv2hiv2di2): Likewise.
6577 (*sse4_1_extendv2hiv2di2): Likewise.
6578 (sse4_1_extendv2siv2di2): Likewise.
6579 (*sse4_1_extendv2siv2di2): Likewise.
6580 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6581 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6582 (sse4_1_zero_extendv4qiv4si2): Likewise.
6583 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6584 (sse4_1_zero_extendv2qiv2di2): Likewise.
6585 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6586 (sse4_1_zero_extendv4hiv4si2): Likewise.
6587 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6588 (sse4_1_zero_extendv2hiv2di2): Likewise.
6589 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6590 (sse4_1_zero_extendv2siv2di2): Likewise.
6591 (*sse4_1_zero_extendv2siv2di2): Likewise.
6592 (sse4_1_ptest): Likewise.
6593 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6594 (sse4_2_pcmpestri): Likewise.
6595 (sse4_2_pcmpestrm): Likewise.
6596 (sse4_2_pcmpistri): Likewise.
6597 (sse4_2_pcmpistrm): Likewise.
6599 (aeskeygenassist): Likewise.
6601 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6603 * config/i386/predicates.md (vzeroall_operation): New.
6605 * config/i386/sse.md (avx_vzeroall): New.
6606 (*avx_vzeroall): Likewise.
6608 2008-08-28 Paul Brook <paul@codesourcery.com>
6609 Mark Shinwell <shinwell@codesourcery.com>
6610 Richard Earnshaw <richard.earnshaw@arm.com>
6612 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6613 (TARGET_MIN_ANCHOR_OFFSET): New.
6614 (arm_override_options): Set correct anchor ranges for Thumb-1
6615 and Thumb-2 if required.
6616 (legitimize_pic_address): Handle case involving a TLS symbol
6617 reference with an addend.
6618 (arm_optimization_options): Enable section anchors at -O1 and
6620 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6621 * config/arm/arm-protos.h (arm_optimization_options): New.
6623 2008-08-28 Nick Clifton <nickc@redhat.com>
6625 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6626 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6629 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6630 * config/v850/v850.md (return): Remove frame size restriction.
6632 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6634 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6636 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6638 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6640 2008-08-28 Paul Brook <paul@codesourcery.com>
6642 * config/arm/vfp11.md: Update license notice.
6643 * config/arm/cortex-r4.md: Ditto.
6645 2008-08-28 Richard Guenther <rguenther@suse.de>
6647 PR tree-optimization/37207
6648 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6651 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6654 * tree.c (int_fits_type_p): Don't forget unsigned integers
6655 of type sizetype which higher end word equals -1.
6657 2008-08-28 Ira Rosen <irar@il.ibm.com>
6659 * target.h (struct vectorize): Add new target builtin.
6660 * tree-vectorizer.c (destroy_loop_vec_info): Call
6661 vect_free_slp_instance instead of vect_free_slp_node.
6662 * tree-vectorizer.h (enum slp_load_perm_type): New.
6663 (struct _slp_instance): Add new fields.
6664 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6665 (SLP_INSTANCE_LOADS): New.
6666 (vect_free_slp_tree): Remove.
6667 (vect_free_slp_instance): Declare.
6668 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6669 (vectorizable_load): Add argument.
6670 (vect_transform_slp_perm_load): New.
6671 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6673 (vect_get_place_in_interleaving_chain): New function.
6674 (vect_free_slp_tree): Make static.
6675 (vect_free_slp_instance): New function.
6676 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6677 collect the load location in the interleaving chain.
6678 (vect_supported_slp_permutation_p): New function.
6679 (vect_supported_load_permutation_p): Likewise.
6680 (vect_analyze_slp_instance): In case of loads permutation, call
6681 vect_supported_load_permutation_p to check that the permutation is
6683 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6684 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6685 (vect_create_mask_and_perm): New function.
6686 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6687 (vectorizable_load): Add an argument. Don't keep the created vectors
6688 statements in the node if permutation is required. Call
6689 vect_transform_slp_perm_load to generate the permutation.
6690 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6691 additional argument.
6692 (vect_schedule_slp_instance): In case of loads permutation, allocate
6693 vectorized statements structure for all the related SLP nodes. Call
6694 vect_transform_stmt with addditional argument.
6695 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6696 * config/spu/spu.c (spu_builtin_vec_perm): New.
6697 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6698 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6699 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6700 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6702 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6704 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6705 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6706 __gthread_cond_signal, __gthread_cond_timedwait,
6707 __gthread_cond_timedwait_recursive): New functions.
6708 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6710 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6713 2008-08-28 Richard Guenther <rguenther@suse.de>
6716 * fold-const.c (maybe_canonicalize_comparison_1): Require
6717 undefined overflow only for canonicalizing A +- CST cmp CST.
6718 Make sure to not generate new constants that are not inside
6719 their TYPE_MIN/MAX_VALUE range.
6720 (maybe_canonicalize_comparison): Remove undefined overflow
6722 (fold_binary): Remove now duplicate folding.
6724 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6726 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6727 use not updated in the last change.
6729 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6731 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6732 (IRA_COVER_CLASSES): Add FPUL_REGS.
6734 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6737 * c-common.c (conversion_warning): Check for null operands.
6739 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6742 * c-decl.c (check_for_loop_decls): Improve error message. Give
6745 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6748 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6749 (convert_for_assignment): Pass corrent OPT_W* parameter to
6750 WARN_FOR_ASSIGNMENT.
6752 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6755 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6757 2008-08-27 Paul Brook <paul@codesourcery.com>
6759 * config.gcc: Loosen checks for arm uclinux eabi targets.
6761 2008-08-27 Paul Brook <paul@codesourcery.com>
6763 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6765 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6767 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6769 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6770 the enumerators of an ENUMERAL_TYPE.
6771 * dbxout.c (dbxout_type): Ditto.
6773 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6776 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6777 (fwprop_addr): Check that the loop_father is not the outer loop.
6779 2008-08-26 Paul Brook <paul@codesourcery.com>
6781 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6782 Remove documentation entry for fmul type.
6783 Use fmuls to annotate single-precision multiplication patterns,
6784 fmuld to annotate double-precision multiplication patterns,
6785 fmacs to annotate single-precision multiply-accumulate patterns
6786 and fmacd to annotate double-precision multiply-accumulate patterns.
6787 * config/arm/vfp11.md: Update reservations accordingly.
6788 * config/arm/arm.md: Note that certain values of the "type"
6789 attribute are documented in vfp.md.
6790 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6791 (v10_cvt): Use new fmul types.
6793 2008-08-26 Paul Brook <paul@codesourcery.com>
6795 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6796 * config/arm/vfp11.md: ...here. New.
6797 * config/arm/arm.md: Include vfp11.md.
6799 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6801 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6802 parameter to inform call.
6804 2008-08-26 Jeff Law <law@redhat.com>
6806 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6807 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6808 preferred class when copying a constant into a partial word register.
6810 2008-08-26 Ben Elliston <bje@au.ibm.com>
6812 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6813 * cp/typeck.c: Likewise.
6814 * cp/tree.c: Likewise.
6815 * gimple-low.c: Likewise.
6818 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6820 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6821 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6823 * doc/passes.texi: Describe IRA.
6825 * doc/tm.texi (IRA_COVER_CLASSES,
6826 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6828 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6829 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6830 -fira-propagate-cost, -fno-ira-share-save-slots,
6831 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6833 * flags.h (ira_algorithm): New enumeration.
6834 (flag_ira_algorithm, flag_ira_verbose): New external variable
6837 * postreload.c (gate_handle_postreload): Don't do post reload
6838 optimizations unless the reload is completed.
6840 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6843 * tree-pass.h (pass_ira): New external variable declaration.
6845 * reload.h: Add 2008 to the Copyright.
6847 * cfgloopanal.c: Include params.h.
6848 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6851 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6853 * toplev.c (ira.h): New include.
6854 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6855 (backend_init_target): Call ira_init.
6856 (backend_init): Call ira_init_once.
6857 (finalize): Call finish_ira_once.
6859 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6860 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6863 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6864 may_move_out_cost): New external variable declarations.
6865 (move_table): New typedef.
6867 * caller-save.c: Include headers output.h and ira.h.
6868 (no_caller_save_reg_set): New global variable.
6869 (save_slots_num, save_slots): New variables.
6870 (reg_save_code, reg_restore_code, add_stored_regs): Add
6872 (init_caller_save): Set up no_caller_save_reg_set.
6873 (init_save_areas): Reset save_slots_num.
6874 (saved_hard_reg): New structure.
6875 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6876 (initiate_saved_hard_regs, new_saved_hard_reg,
6877 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6879 (setup_save_areas): Add code for sharing stack slots.
6880 (all_blocks): New variable.
6881 (save_call_clobbered_regs): Process pseudo-register too.
6882 (mark_set_regs): Process pseudo-register too.
6883 (insert_one_insn): Put the insn after bb note in a empty basic
6884 block. Add insn check.
6886 * global.c (eliminable_regset): Make it external.
6887 (mark_elimination): Use DF_LR_IN for IRA.
6888 (pseudo_for_reload_consideration_p): New.
6889 (build_insn_chain): Make it external. Don't ignore spilled
6890 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6891 (gate_handle_global_alloc): New function.
6892 (pass_global_alloc): Add the gate function.
6894 * opts.c (decode_options): Set up flag_ira. Print the warning for
6896 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6898 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6900 * regmove.c (regmove_optimize): Don't do replacement of output for
6903 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6904 New external variable declarations.
6906 * local-alloc.c (update_equiv_regs): Make it external. Return
6907 true if jump label rebuilding should be done. Rescan new_insn for
6909 (gate_handle_local_alloc): New function.
6910 (pass_local_alloc): Add the gate function.
6912 * alias.c (value_addr_p, stack_addr_p): New functions.
6913 (nonoverlapping_memrefs_p): Use them for IRA.
6915 * common.opt (fira, fira-algorithm, fira-coalesce,
6916 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6917 fira-verbose): New options.
6919 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6920 move_cost, may_move_in_cost, may_move_out_cost): Make the
6922 (move_table): Remove typedef.
6923 (init_move_cost): Make it external.
6924 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6927 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6928 setup_reg_classes): New function prototypes.
6929 (eliminable_regset): New external variable declaration.
6930 (build_insn_chain, update_equiv_regs): New function prototypes.
6932 * Makefile.in (IRA_INT_H): New definition.
6933 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6934 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6935 (reload1.o, toplev.o): Add dependence on ira.h.
6936 (cfgloopanal.o): Add PARAMS_H.
6937 (caller-save.o): Add dependence on output.h and ira.h.
6938 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6939 ira-emit.o, ira-lives.o): New entries.
6941 * passes.c (pass_ira): New pass.
6943 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6945 * reload1.c (ira.h): Include the header.
6946 (changed_allocation_pseudos): New bitmap.
6947 (init_reload): Initiate the bitmap.
6948 (compute_use_by_pseudos): Permits spilled registers in FROM.
6949 (temp_pseudo_reg_arr): New variable.
6950 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6951 IRA. Call alter_reg with the additional parameter. Don't clear
6952 spilled_pseudos for IRA. Restore original insn chain for IRA.
6953 Clear changed_allocation_pseudos at the end of reload.
6954 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6955 (hard_regno_to_pseudo_regno): New variable.
6956 (count_pseudo): Check spilled pseudos. Set up
6957 hard_regno_to_pseudo_regno.
6958 (count_spilled_pseudo): Check spilled pseudos. Update
6959 hard_regno_to_pseudo_regno.
6960 (find_reg): Use better_spill_reload_regno_p. Check
6961 hard_regno_to_pseudo_regno.
6962 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6964 (eliminate_regs_1): Use additional parameter for alter_reg.
6965 (finish_spills): Set up pseudo_previous_regs only for spilled
6966 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6967 more arguments. Don't clear live_throughout and dead_or_set for
6968 spilled pseudos. Use additional parameter for alter_reg. Call
6969 mark_allocation_change. Set up changed_allocation_pseudos.
6970 Remove sanity check.
6971 (emit_input_reload_insns, delete_output_reload): Use additional
6972 parameter for alter_reg. Call mark_allocation_change.
6973 (substitute, gen_reload_chain_without_interm_reg_p): New
6975 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6977 * testsuite/gcc.dg/20080410-1.c: New file.
6979 * config/s390/s390.h (IRA_COVER_CLASSES,
6980 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6982 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6984 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6986 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6988 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6990 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6992 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6994 2008-08-24 Jeff Law <law@redhat.com>
6995 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6996 when ignoring unavailable registers.
6998 2008-08-24 Jeff Law <law@redhat.com>
6999 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7000 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7001 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7002 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7004 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7005 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7007 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7008 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7009 * reload1.c (find_reg): Process registers in register allocation order.
7011 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7012 * toplev.c (backend_init_target): Move ira_init call from
7014 (lang_dependent_init_target): ...to here.
7016 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7017 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7018 calculate memory move costs for NO_REGS.
7020 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7021 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7022 STACK_REGS is defined.
7024 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7025 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7027 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7028 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7030 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7031 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7032 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7035 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7036 Dorit Nuzman <dorit@il.ibm.com>
7038 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7039 vec_extract_evenv4sf, vec_extract_evenv8hi,
7040 vec_extract_evenv16qi, vec_extract_oddv4si,
7041 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7042 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7043 vec_interleave_highv4si, vec_interleave_lowv4si,
7044 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7045 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7046 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7048 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7051 * config/rs6000/rs6000.c (optimization_options): Don't default to
7052 section anchors without toplevel reorder.
7054 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7056 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7057 (mfc_end_critical_section): Likewise.
7059 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7061 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7062 all type qualifiers from element type to vector type.
7064 2008-08-25 David Daney <ddaney@avtrex.com>
7066 * config/mips/mips.md (immediate_insn): Move up in file, fix
7067 comment typo, reformat.
7068 (fetchop_bit, atomic_hiqi_op memory_barrier,
7069 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7070 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7071 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7072 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7073 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7074 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7075 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7076 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7077 sync_old_nand<mode>, sync_new_nand<mode>,
7078 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7079 test_and_set_12): Moved to sync.md.
7081 * config/mips/sync.md: New file.
7083 2008-08-25 Richard Henderson <rth@redhat.com>
7085 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7086 (regsave): Likewise.
7087 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7088 (output_cfi_directive): Likewise.
7089 (div_data_align): New.
7090 (output_cfi): Use it.
7092 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7094 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7095 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7096 (TARGET_OCTEON): New macro.
7097 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7098 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7099 (ISA_HAS_POP): New macro.
7100 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7102 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7104 * config/mips/mips.md (cpu): Add octeon.
7105 (type): Add pop attribute value.
7106 (popcount<mode>2): New pattern.
7107 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7109 2008-08-24 Jan Hubicka <jh@suse.cz>
7111 * doc/invoke.texi (-fipa-cp-clone): New option.
7112 (-fipa-cp): Update docs.
7113 (--param ipcp-unit-growth):New.
7114 * ipa-cp.c: Include fibheap.h, params.h
7115 (ipcp_initialize_node_lattices): When not cloning, all externally
7116 visible functions are bottom.
7117 (ipcp_need_redirect_p): Accept clones.
7118 (ipcp_insert_stage): Use cost driven heuristics.
7119 (max_count, dead_nodes): New static vars.
7120 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7121 ipcp_const_param_count): New functions.
7122 * common.opt (ipa-cp-clone): New command line option.
7123 * params.def (ipcp-unit-growth): New.
7125 2008-08-24 Jan Hubicka <jh@suse.cz>
7127 * tree-inline.c (tree_function_versioning): Look harder
7128 for referenced vars.
7130 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7132 PR tree-optimization/37185
7133 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7135 2008-08-23 Jan Hubicka <jh@suse.cz>
7137 * ipa-cp.c (ipcp_analyze_node): New function.
7138 (ipcp_update_cloned_node): Use it.
7139 (ipcp_init_stage): Likewise.
7140 * ipa-inline.c (function_insertion_hook_holder): New static var.
7141 (analyze_function): Break out from ....
7142 (inline_generate_summary): Here; register insertion hook.
7143 (cgraph_decide_inlining): Remove hook.
7144 (add_new_function): New function.
7146 2008-08-23 Jan Hubicka <jh@suse.cz>
7148 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7150 2008-08-23 Jan Hubicka <jh@suse.cz>
7152 * ipa-cp.c (constant_val_insert): Remove.
7153 (ipcp_propagate_one_const): Remove.
7154 (ipcp_create_replace_map): Always insert replacements to the map.
7155 (ipcp_insert_stage): Do not try to insert statements by hand.
7156 * tree-inline.c (insert_init_stmt): Break out from ...
7157 (setup_one_parameter): ... here; allow NULL BB pointer.
7158 (tree_function_versioning): Use setup_one_parameter to process
7161 2008-08-23 Jan Hubicka <jh@suse.cz>
7163 * tree.c (decl_address_ip_invariant_p): New function.
7164 * tree.h (decl_address_ip_invariant_p): Declare.
7165 * gimple.c (strip_invariant_refs): Break out from ...
7166 (is_gimple_invariant_address): ... here
7167 (is_gimple_ip_invariant_address): New function.
7168 (is_gimple_ip_invariant): New function.
7169 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7172 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7173 (ipcp_lat_is_insertable): All constants are insertable.
7174 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7175 IPA_CONST_VALUE_REF.
7176 (ipcp_initialize_node_lattices): Propagate all types of operands.
7177 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7178 (ipcp_create_replace_map): Reformat.
7179 (ipcp_need_redirect_p): Simplify.
7180 (ipcp_insert_stage): Check that argument is used before clonning.
7181 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7183 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7184 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7185 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7186 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7187 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7188 * tree-inline.c (tree_function_versioning): Add variables referenced
7191 2008-08-23 Jan Hubicka <jh@suse.cz>
7194 * i386.c (standard_80387_constant_p): Use optimize_size.
7196 2008-08-23 Ira Rosen <irar@il.ibm.com>
7198 PR tree-optimization/37161
7199 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7200 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7201 (vect_determine_vectorization_factor): Move the scalar type
7202 retrieval to vect_get_smallest_scalar_type.
7203 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7204 scalar type. Remove redundant computation.
7205 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7206 (vect_get_slp_defs): Take the type of RHS into account if
7207 necessary by calling vect_get_smallest_scalar_type. Call
7208 vect_get_constant_vectors with additional argument.
7210 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7213 * doc/invoke.texi (Wwrite-strings): Clarify description.
7215 2008-08-23 Ira Rosen <irar@il.ibm.com>
7217 PR tree-optimization/37174
7218 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7219 def stmt is a part of the loop before accessing its stmt_vec_info.
7221 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7224 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7225 (*swap): New insn pattern.
7226 (*ashlqi3): Rename from ashlqi3 insn pattern.
7227 (ashlqi3): New expanders.
7228 (*lshrqi3): Rename from lshrqi3 insn pattern.
7229 (lshrqi3): New expanders.
7230 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7231 lshrqi3_const5, lshrqi3_const6): New splitters.
7232 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7233 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7236 2008-08-22 Richard Guenther <rguenther@suse.de>
7238 PR tree-optimization/37078
7239 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7240 [+INF, +INF] ranges.
7242 2008-08-22 Richard Guenther <rguenther@suse.de>
7244 PR tree-optimization/37143
7245 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7246 a conversion statement instead of a copy.
7248 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7251 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7252 CCCmode, CCOmode and CCSmode destination modes.
7255 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7256 from different units in a single alternative.
7257 (*vec_extractv2sf_1): Ditto.
7258 (*vec_extractv2si_0): Ditto.
7259 (*vec_extractv2si_1): Ditto.
7260 * config/i386/sse.md (sse2_storehpd): Ditto.
7261 (sse2_storelpd): Ditto.
7262 (sse2_loadhpd): Ditto.
7263 (sse2_loadlpd): Ditto.
7266 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7267 (popcountsi2): Ditto.
7268 (clzdi2_abm): Ditto.
7269 (popcountdi2): Ditto.
7270 (clzhi2_abm): Ditto.
7271 (popcounthi2): Ditto.
7273 2008-08-22 Richard Guenther <rguenther@suse.de>
7277 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7278 if the multiplication does not overflow.
7280 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7282 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7284 2008-08-21 Richard Henderson <rth@redhat.com>
7286 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7287 spurrious comma from test.
7288 * configure: Rebuild.
7290 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7293 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7296 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7298 * c-tree.h (grokfield): New argument.
7299 * c-decl.c (grokfield): Handle new location argument.
7300 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7302 2008-08-21 Richard Guenther <rguenther@suse.de>
7304 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7306 2008-08-21 Jan Hubicka <jh@suse.cz>
7308 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7309 (cgraph_add_function_insertion_hook,
7310 cgraph_remove_function_insertion_hook,
7311 cgraph_call_function_insertion_hooks): New functions.
7312 * cgraph.h (cgraph_add_function_insertion_hook,
7313 cgraph_remove_function_insertion_hook,
7314 cgraph_call_function_insertion_hooks): Declare.
7315 * ipa-reference.c (function_insertion_hook_holder): New variable.
7316 (check_operand, look_for_address_of): When checking late, do not care
7317 about module bitmaps.
7318 (add_new_function): New function.
7319 (generate_summary): Register hooks; zero module bitmaps.
7320 (propagate): Unregister hooks.
7321 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7322 (add_new_function): New function.
7323 (generate_summary): Register hook.
7324 (propagate): Remove hook.
7326 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7328 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7329 * ipa-cp.c (ipcp_update_cloned_node): New function.
7330 (build_const_val): Handle functions correctly; bring type logic
7331 into sync with tree-inline.c
7332 (ipcp_init_stage): Take care of computing stuff needed by
7333 indirect inlining; update clones.
7334 (ipcp_generate_summary): Break out of ipcp_driver.
7335 (ipcp_driver): Do only execution and transformation.
7336 (pass_ipa_cp): Make IPA_PASS.
7337 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7339 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7340 ipcp, some info is already available.
7341 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7342 * tree-inline.c (remap_ssa_name): Unshare expression.
7344 2008-08-21 Richard Guenther <rguenther@suse.de>
7346 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7347 a PHI ask VN if it is already available.
7348 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7349 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7351 2008-08-21 Richard Guenther <rguenther@suse.de>
7354 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7355 makes sure to produce a result of the correct type.
7357 2008-08-21 Jan Hubicka <jh@suse.cz>
7358 Backport from LTO branch:
7360 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7361 Jan Hubicka <jh@suse.cz>
7364 (init_state, finish_state, set_function_state, generate_summary):
7366 (scan_stmt): Renamed from scan_function. Changed to keep state in
7367 local static vars rather than cgraph aux field.
7368 (propagate): Renamed from static_execute. Changed to keep state in
7369 local static vars rather than cgraph aux field.
7370 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7371 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7373 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7375 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7376 * ipa-reference.c (init_function_info, generate_summary,
7377 propagate): New functions.
7378 (analyze_function): Call init_function_info.
7379 (static_execute): Stripped into generate_summary and propagate.
7380 (pass_ipa_reference): Made into ipa_opt_pass.
7382 2008-08-21 Richard Guenther <rguenther@suse.de>
7384 PR tree-optimization/37181
7385 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7387 (extract_range_from_unary_expr): Likewise.
7389 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7391 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7393 * toplev.h (pedwarn_at): Likewise.
7394 * builtins.c: Update all calls to pedwarn.
7395 * c-lex.c: Likewise.
7396 * toplev.c: Likewise.
7397 * c-tree.h: Likewise.
7398 * c-decl.c: Likewise.
7399 * c-errors.c: Likewise.
7400 * c-typeck.c: Likewise.
7401 * c-common.c: Likewise.
7402 * c-parser.c: Likewise.
7404 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7407 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7408 with MODE_VECTOR_INT mode.
7410 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7413 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7414 initialized outside the current module.
7415 (warn_uninitialized_var): Ignore left-hand side when walking the
7416 trees. Ignore address expressions. Examine VUSE operands in gimple
7417 statements with a variable declaration on the right-hand side.
7419 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7422 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7424 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7427 * c-common.c (conversion_warning): Do not warn if applying bit-and
7428 operator to unsigned constant that fits in the target type.
7430 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7433 * c-common.c (conversion_warning): Do not warn for artificial
7436 2008-08-20 Richard Guenther <rguenther@suse.de>
7438 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7439 (extract_range_from_binary_expr): Fall back to constant propagation.
7440 (extract_range_from_unary_expr): Likewise.
7442 2008-08-20 Richard Guenther <rguenther@suse.de>
7444 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7445 with TREE_THIS_VOLATILE on shared nodes.
7446 (fold_stmt_r): Likewise.
7448 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7451 * c-parser.c (c_parser_attributes): For keywords use canonical
7452 spelling for attr_name.
7454 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7456 * value-prof.c (check_counter): Revert wrong call to error.
7458 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7460 * profile.c: Update calls to inform.
7461 * value-prof.c: Update calls to inform.
7463 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7465 * diagnostic.c (inform): Add an explicit location_t parameter.
7466 * toplev.h (inform): Update declaration.
7467 * builtins.c: Update all calls to inform.
7468 * c-common.c: Likewise.
7469 * c-decl.c: Likewise.
7470 * c-opts.c: Likewise.
7471 * c-pch.c: Likewise.
7472 * c-pragma.c: Likewise.
7473 * c-typeck.c: Likewise.
7474 * coverage.c: Likewise.
7476 * toplev.c: Likewise.
7477 * tree-cfg.c: Likewise.
7478 * tree-ssa.c: Likewise.
7480 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7483 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7484 V2DI mode, for SSE4.1, use movq instead of vector set if the
7485 second element is zero and inter-unit moves are OK.
7487 2008-08-20 Richard Guenther <rguenther@suse.de>
7489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7490 properly handle conversion/copy chains after tuplification.
7492 2008-08-20 Richard Guenther <rguenther@suse.de>
7494 * passes.c (init_optimization_passes): Move the second
7495 forwprop pass before alias computation. Remove the second
7496 DCE pass. Remove the first dominator and phi copy/const
7499 2008-08-20 Nick Clifton <nickc@redhat.com>
7501 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7502 support of this feature. Do not assume that a sufficiently new
7503 assembler will support the feature regardless of the target type.
7504 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7505 * configure: Regenerate.
7507 2008-08-20 Richard Guenther <rguenther@suse.de>
7509 * tree-vrp.c (found_in_subgraph): Remove.
7510 (live): New global static.
7511 (live_on_edge): New function.
7512 (blocks_visited): Remove.
7513 (register_edge_assert_for_2): Use live_on_edge.
7514 (find_conditional_asserts): Remove code dealing with
7515 found_in_subgraph. Do not walk the CFG.
7516 (find_switch_asserts): Likewise.
7517 (find_assert_locations_1): Renamed from find_assert_locations.
7518 Move finding assert locations for conditional and switch
7519 statements first. Update live bitmap. Do not walk the CFG.
7520 (find_assert_locations): New function.
7521 (insert_range_assertions): Remove entry of CFG walk.
7522 Adjust call to find_assert_locations.
7523 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7524 that only can appear because of fake exit edges but assert we
7525 never try to insert on those.
7526 (fini_pre): Do not remove fake exit edges here...
7527 (execute_pre): ...but here, before committing edge inserts.
7529 2008-08-19 Richard Guenther <rguenther@suse.de>
7531 * passes.c (init_optimization_passes): Exchange store-ccp
7534 2008-08-19 Rafael Espíndola <espindola@google.com>
7536 * varasm.c (weak_decls): Move earlier in the file.
7537 (assemble_external): Add weak decls to the weak_decls list.
7538 (declare_weak): Don't add decls to the weak_decls list.
7540 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7543 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7544 before (sse2_shufpd_<mode>).
7546 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7549 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7550 * tree.c (block_nonartificial_location): Likewise.
7552 2008-08-19 Richard Guenther <rguenther@suse.de>
7554 PR tree-optimization/35972
7555 PR tree-optimization/23094
7556 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7559 handle MISALIGNED_INDIRECT_REF.
7560 (get_ref_from_reference_ops): New helper.
7561 (vn_reference_lookup_pieces): Walk the use-def chain using the
7562 alias-oracle if requested.
7563 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7564 walking the use-def chain.
7565 (compute_avail): But not here.
7566 (create_component_ref_by_pieces_1): Properly handle
7567 MISALIGNED_INDIRECT_REF.
7568 (do_regular_insertion): Handle fully redundant
7569 expressions after PHI-translation also for SSA_NAME values, not
7570 only constants. Correctly use edoubleprime for that.
7572 2008-08-19 Ira Rosen <irar@il.ibm.com>
7574 * tree-vectorizer.c (supportable_widening_operation): Support
7575 multi-step conversion, return the number of steps in such conversion
7576 and the required intermediate types.
7577 (supportable_narrowing_operation): Likewise.
7578 * tree-vectorizer.h (vect_pow2): New function.
7579 (supportable_widening_operation): Change argument types.
7580 (supportable_narrowing_operation): Likewise.
7581 (vectorizable_type_promotion): Add an argument.
7582 (vectorizable_type_demotion): Likewise.
7583 * tree-vect-analyze.c (vect_analyze_operations): Call
7584 vectorizable_type_promotion and vectorizable_type_demotion with
7585 additional argument.
7586 (vect_get_and_check_slp_defs): Detect patterns.
7587 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7589 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7590 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7591 factor according to the smallest type in the loop.
7592 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7593 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7594 supportable_widening_operation with correct arguments.
7595 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7596 operands lists according to the number of vector statements in left
7597 or right node, if exists.
7598 (vect_gen_widened_results_half): Remove unused argument.
7599 (vectorizable_conversion): Call supportable_widening_operation,
7600 supportable_narrowing_operation, and vect_gen_widened_results_half
7601 with correct arguments.
7602 (vectorizable_assignment): Change documentation, support multiple
7604 (vectorizable_operation): Likewise.
7605 (vect_get_loop_based_defs): New function.
7606 (vect_create_vectorized_demotion_stmts): Likewise.
7607 (vectorizable_type_demotion): Support loop-aware SLP and general
7608 multi-step conversion. Call vect_get_loop_based_defs and
7609 vect_create_vectorized_demotion_stmts for transformation.
7610 (vect_create_vectorized_promotion_stmts): New function.
7611 (vectorizable_type_promotion): Support loop-aware SLP and general
7612 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7614 (vectorizable_store): Change documentation, support multiple
7616 (vectorizable_load): Likewise.
7617 (vect_transform_stmt): Pass SLP_NODE to
7618 vectorizable_type_promotion and vectorizable_type_demotion.
7619 (vect_schedule_slp_instance): Move here the calculation of number
7620 of vectorized statements for each node from...
7621 (vect_schedule_slp): ... here.
7622 (vect_transform_loop): Call vect_schedule_slp without the last
7625 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7628 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7629 to == in assert statement.
7630 (vectorizable_reduction): Fix typo.
7632 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7635 * value-prof.c (check_counter): Dereference pointer to overall
7636 count when printing it.
7638 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7640 * profile.h: Really add it.
7642 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7644 * mcf.c: Really add it.
7646 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7647 Vinodha Ramasamy <vinodha@google.com>
7649 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7651 * value-prof.c (check_counter): Fix the counter if
7652 flag_profile_correction is true.
7653 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7654 tree_mod_subtract_transform):
7655 Follow check_counter parameter change.
7656 * common.opt (fprofile-correction): New option.
7658 * profile.h: Likewise.
7659 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7660 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7661 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7663 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7664 flag_profile_correction is set.
7666 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7668 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7670 2008-08-18 Tomas Bily <tbily@suse.cz>
7672 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7673 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7675 * tree-data-ref.c (split_constant_offset_1): Likewise.
7676 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7677 * tree-sra.c (sra_walk_expr): Likewise.
7678 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7679 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7680 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7681 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7683 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7684 * tree-vect-transform.c (vectorizable_type_demotion)
7685 (vectorizable_type_promotion): Likewise.
7686 * tree-inline.c (expand_call_inline):
7687 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7688 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7689 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7690 * expr.c (expand_expr_real_1): Likewise.
7691 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7692 (gimple_assign_unary_useless_conversion_p): Likewise.
7693 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7694 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7695 * fold-const.c (fold_unary): Likewise.
7696 * tree.h (CONVERT_EXPR_P): Likewise.
7697 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7698 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7700 (register_edge_assert_for_2, extract_range_from_unary_expr)
7701 (register_edge_assert_for_1): Likewise.
7703 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7705 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7706 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7707 (enum real_value_const): Delete.
7708 (get_real_const): Delete.
7709 * real.c (get_real_const): Delete.
7710 (dconst_e_ptr): Define.
7711 (dconst_third_ptr): Define.
7712 (dconst_sqrt2_ptr): Define.
7713 * builtins.c: Update all callers.
7715 2008-08-18 Richard Guenther <rguenther@suse.de>
7717 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7718 statement iterator after statement removal.
7720 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7722 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7723 (detect_processor_freebsd): Likewise.
7724 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7726 2008-08-18 Richard Guenther <rguenther@suse.de>
7728 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7729 and loads have the correct types.
7731 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7734 * c-opts.c (cpp_opts): Remove static.
7735 * c-parser.c (cpp_opts): Declare it extern.
7736 (disable_extension_diagnostics): Handle cpp options.
7737 (enable_extension_diagnostics): Likewise.
7739 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7741 * diagnostics.c (permerror_at): Rename as permerror.
7742 (permerror): Delete.
7743 * toplev.h: Likewise.
7745 2008-08-18 Richard Guenther <rguenther@suse.de>
7747 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7748 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7749 Move call_cdce before build_alias. Move copyrename2,
7750 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7751 right after final inlining.
7752 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7753 (pass_build_cfg): But instead via TODO_dump_func.
7755 2008-08-18 Richard Guenther <rguenther@suse.de>
7757 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7759 (scalarize_init): If we failed to generate some initializers
7760 do not generate zeros for not instantiated members. Instead
7761 rely on the copy out.
7762 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7763 about missing flow-sensitive alias info only if we have
7766 2008-08-17 Nick Clifton <nickc@redhat.com>
7768 * doc/extend.texi (Function Attributes): Fix typo in description
7769 if hot function attribute.
7771 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7772 Richard Sandiford <rdsandiford@googlemail.com>
7774 * doc/install.texi (--with-mips-plt): Document.
7775 * doc/invoke.texi (-mplt, -mno-plt): Document.
7776 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7777 and handle ${with_mips_plt}.
7778 * config/mips/mips.opt (mplt): New option.
7779 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7780 (TARGET_ABICALLS_PIC2): Likewise.
7781 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7782 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7783 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7784 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7785 to decide whether to output ".option picX" directives.
7786 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7787 Pass -call_nonpic rather than -KPIC for -mplt.
7788 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7789 on the command line. Also remove it when -mabi=64 is used without
7791 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7792 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7793 TARGET_ABICALLS_PIC0.
7794 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7796 (mips16_build_function_stub): Only output ".option pic" directives
7797 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7798 (mips16_build_call_stub): Fix comment and remove redundant
7799 ".set at"/"set .noat" directives.
7800 (mips_function_rodata_section): Use the default behaviour for
7801 TARGET_ABSOLUTE_ABICALLS.
7802 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7803 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7804 (mips_restore_gp): Do nothing if the current function doesn't use
7806 (mips_expand_prologue): Only save $gp if the current function uses it.
7807 Use a normal move for TARGET_ABICALLS_PIC0.
7808 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7810 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7812 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7813 of function when handling GLOBAL_POINTER_REGNUM.
7815 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7818 * common.opt (-fstack-check): Do not declare the variable here.
7819 (-fstack-check=): New option variant.
7820 * doc/invoke.texi (Code Gen Options): Document it.
7821 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7822 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7823 (STACK_CHECK_STATIC_BUILTIN): New macro.
7824 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7825 * opts.c: Include expr.h.
7826 (common_handle_option) <OPT_fold_stack_check_>: New case.
7827 <OPT_fstack_check>: Likewise.
7828 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7829 consistently in the test for variable-sized types. Adjust for
7830 new behaviour of flag_stack_check.
7831 * explow.c: Include except.h.
7832 (allocate_dynamic_stack_space): Do not take into account
7833 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7834 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7835 for variable-sized parameters. Treat all parameters whose size is
7836 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7837 stack checking is enabled.
7838 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7839 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7840 if generic stack checking is enabled.
7841 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7842 * reload1.c (reload): Likewise.
7843 * stmt.c (expand_decl): Assert that all automatic variables have
7844 fixed size at this point and remove dead code.
7845 * flags.h (stack_check_type): New enumeration type.
7846 (flag_stack_check): Declare.
7847 * toplev.c (flag_stack_check): New global variable.
7848 * Makefile.in (opts.o): Add dependency on EXPR_H.
7849 (explow.o): Add dependency on except.h.
7851 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7853 * config/avr/avr.c (avr_override_options): Reduce value of
7854 PARAM_INLINE_CALL_COST.
7856 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7858 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7859 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7860 lieu of TYPE_MODE (type) throughout.
7862 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7864 * config/arm/arm.c (add_minipool_backward_ref): Check for
7865 8-byte-aligned entries in second case of forcing insertion after a
7866 particular entry. Change third case to avoid inserting
7867 non-8-byte-aligned entries before 8-byte-aligned ones.
7869 2008-08-15 Richard Guenther <rguenther@suse.de>
7871 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7872 strip components for unknown size accesses.
7874 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7876 * config/s390/2097.md New file.
7877 * config/s390/s390.md ("z10prop" attribute): Define none,
7878 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7879 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7880 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7881 possible values and apply them to insns as appropriate.
7882 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7883 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7884 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7885 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7886 ("bfp" mode attribute): Removed. Every occurence replaced
7888 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7889 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7892 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7895 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7898 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7900 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7901 additional argument. Support reduction when duplication is needed due
7902 to data-types of different sizes in the loop.
7903 (get_initial_def_for_induction): Fix printout.
7904 (vect_get_vec_def_for_stmt_copy): Support case where the
7905 vec_stmt_for_operand is a phi node.
7906 (vectorizable_reduction): Support reduction when duplication is needed
7907 due to data-types of different sizes in the loop.
7908 (vectorizable_call): Remove restriction to not vectorize in case we
7909 have data-types of different sizes in the loop.
7910 (vectorizable_conversion): Likewise.
7911 (vectorizable_operation): Likewise.
7912 (vectorizable_type_demotion): Likewise.
7913 (vectorizable_type_promotion): Likewise.
7914 (vectorizable_induction): Add restriction to not vectorize in case
7915 we have data-types of different sizes in the loop.
7917 2008-08-14 Christophe Saout <christophe@saout.de>
7918 Uros Bizjak <ubizjak@gmail.com>
7921 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7922 (*vec_concatv2di_rex64_sse4_1): Ditto.
7923 (*vec_concatv2di_rex64_sse): Ditto.
7925 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7928 * fold-const.c (fold_widened_comparison): Do not allow
7929 sign changes that change the result even if shorter type
7930 is wider than arg1_unw's type.
7932 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7934 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7935 Skip if the multilib testing specifies -march that does not
7936 agree with the one specified in the testcase.
7938 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7940 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7941 zero extend SImode values being converted to TFmode before passing
7944 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7946 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7947 __PPU__ when targeting the Cell/B.E. PPU processor.
7949 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7951 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7952 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7953 Rematerialize the static chain, if any.
7954 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7957 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7959 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7960 (new_loc_descr): Likewise.
7961 (add_loc_descr): Likewise.
7962 (size_of_loc_descr): Likewise.
7963 (size_of_locs): Likewise.
7964 (output_loc_operands): Likewise.
7965 (output_loc_sequence): Likewise.
7966 (new_reg_loc_descr): New.
7967 (build_cfa_loc): Use it.
7968 (build_cfa_aligned_loc): Likewise.
7969 (one_reg_loc_descriptor): Likewise.
7970 (based_loc_descr): Likewise.
7972 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7975 * doc/invoke.texi (Wmain): Update.
7976 * c-decl.c (start_decl): warn_main is only 0 or 1.
7977 (start_function): Likewise. Fix formatting.
7978 (finish_function): Delete redundant warning.
7979 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7980 * c-opts (c_common_handle_option): -Wall only has effect if
7981 warn_main is uninitialized. OPT_Wmain is automatically
7982 handled. -pedantic also enables Wmain.
7983 (c_common_post_options): Handle all logic for Wmain here.
7984 * c-common.c (warn_main): Delete.
7985 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7986 * c-common.h (warn_main): Delete.
7988 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7991 * expr.c (emit_group_store): Allocate stack temp with the
7992 largest alignment when copying from register to stack.
7994 2008-08-13 Richard Guenther <rguenther@suse.de>
7996 * tree.h (maybe_fold_offset_to_address): Declare.
7997 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7998 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7999 Likewise for POINTER_PLUS_EXPR.
8000 (maybe_fold_offset_to_reference): Enable disabled code.
8001 (maybe_fold_offset_to_address): New function.
8002 (fold_stmt_r): Use it.
8003 (fold_gimple_assign): Likewise.
8004 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8005 (gimplify_expr): Likewise.
8007 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8009 * toplev.h (pedwarn_at): Fix declaration.
8011 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8013 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8014 LINK_SPEC): Use %R in -Y P argument.
8016 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8019 * diagnostic.c (pedwarn_at): New.
8020 * toplev.h (pedwarn_at): Declare.
8021 * c-tree.h (build_enumerator): Update declaration.
8022 * c-decl.c (finish_enum): Update comment.
8023 (build_enumerator): Take a location parameter. Give a pedwarn but do
8024 not perform any conversion.
8025 * c-parser.c (c_parser_enum_specifier): Set correct location for
8028 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8031 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8032 expressions except for conversions to signed:1 bitfields. Handle
8033 COND_EXPR with constant operands.
8035 2008-08-13 Richard Guenther <rguenther@suse.de>
8037 PR tree-optimization/15255
8038 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8039 (struct oecount_s): New struct and VEC types.
8041 (oecount_hash): New function.
8042 (oecount_eq): Likewise.
8043 (oecount_cmp): Likewise.
8044 (zero_one_operation): New function.
8045 (build_and_add_sum): Likewise.
8046 (undistribute_ops_list): Perform un-distribution of multiplication
8047 and division on the chain of summands.
8048 (should_break_up_subtract): Also break up subtracts for factors.
8049 (reassociate_bb): Delete dead visited statements.
8050 Call undistribute_ops_list. Re-sort and optimize if it did something.
8051 * passes.c (init_optimization_passes): Move DSE before
8053 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8056 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8058 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8060 * doc/invoke.texi: Revert unintended checkin.
8062 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8065 * gcc.c (include_spec_function): Tweak call to find_a_file.
8067 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8070 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8071 and TRUTH_ORIF_EXPR.
8072 * dojump.c (do_jump): Likewise.
8074 PR tree-optimization/37084
8075 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8076 if id->regimplify, don't assume stmt is a cast assignment.
8078 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8080 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8082 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8085 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8088 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8090 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8091 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8093 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8094 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8095 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8096 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8097 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8099 * doc/tm.texi (Storage Layout): Remove documentation for
8100 TARGET_FLOAT_FORMAT.
8102 * simplify-rtx.c (simplify_binary_operation_1): Replace
8103 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8105 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8107 * real.h (struct real_format): New member has_sign_dependent_rounding.
8108 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8109 spu_single_format, ieee_double_format, mips_double_format,
8110 motorola_double_format, ieee_extended_motorola_format,
8111 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8112 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8113 mips_extended_format, ieee_quad_format, mips_quad_format,
8114 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8115 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8117 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8118 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8119 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8120 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8121 (ROUND_TOWARDS_ZERO): Likewise.
8123 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8124 (FLOAT_MODE_FORMAT): New macro.
8125 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8126 (MODE_COMPOSITE_P): ... this new macro.
8127 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8128 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8129 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8131 * flags.h: Include "real.h".
8133 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8134 REAL_MODE_FORMAT_COMPOSITE_P.
8135 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8137 * doc/tm.texi (Storage Layout): Remove documentation of
8138 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8139 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8140 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8141 they only apply to libgcc2.a.
8143 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8145 * config/spu/float_disf.c: New file.
8146 * config/spu/float_unsdisf.c: New file.
8147 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8148 (LIB2FUNCS_EXCLUDE): Define.
8150 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8151 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8153 * real.h (struct real_format): New member round_towards_zero.
8154 * real.c (round_for_format): Respect fmt->round_towards_zero.
8155 (ieee_single_format, mips_single_format, motorola_single_format,
8156 spu_single_format, ieee_double_format, mips_double_format,
8157 motorola_double_format, ieee_extended_motorola_format,
8158 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8159 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8160 mips_extended_format, ieee_quad_format, mips_quad_format,
8161 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8162 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8164 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8165 real_format to choose rounding mode when calling MPFR functions.
8166 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8167 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8169 * real.h (real_to_decimal_for_mode): Add prototype.
8170 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8171 Respect target rounding mode when generating decimal representation.
8172 (real_to_decimal): New stub for backwards compatibility.
8173 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8174 real_to_decimal_for_mode instead of real_to_decimal.
8176 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8178 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8179 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8181 * real.c (spu_single_format): New variable.
8182 * real.h (spu_single_format): Declare.
8184 * config/spu/spu.c (spu_override_options): Install SFmode format.
8185 (spu_split_immediate): Use integer mode to operate on pieces of
8186 floating-point values in all cases.
8188 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8189 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8190 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8192 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8194 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8196 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8198 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8200 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8203 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8204 on the VAR_DECL instead of TYPE_READONLY on its type.
8206 2008-08-12 Ira Rosen <irar@il.ibm.com>
8208 * tree-vectorizer.c: Depend on langhooks.h.
8209 (supportable_widening_operation): Add two arguments. Support double
8211 (supportable_narrowing_operation): Likewise.
8212 * tree-vectorizer.h (supportable_widening_operation): Add two
8214 (supportable_narrowing_operation): Likewise.
8215 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8216 supportable_widening_operation with correct arguments.
8217 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8218 (vectorizable_type_demotion): Support double type conversions.
8219 (vectorizable_type_promotion): Likewise.
8220 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8222 2008-08-11 Michael Matz <matz@suse.de>
8224 * i386/i386.c (override_options): Move initialisation from
8225 flag_schedule_insns_after_reload to here from ...
8226 (optimization_options): ... here.
8228 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8230 PR rtl-optimization/36998
8231 * dwarf2out.c (compute_barrier_args_size_1,
8232 compute_barrier_args_size): Temporarily remove assertions.
8234 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8237 * tree-ssa.c (struct walk_data): Add new flag
8238 warn_possibly_uninitialized.
8239 (warn_uninitialized_var): Use it.
8240 (warn_uninitialized_vars): New.
8241 (execute_early_warn_uninitialized): Call it.
8242 (execute_late_warn_uninitialized): Likewise.
8244 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8247 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8250 2008-08-09 Jan Hubicka <jh@suse.cz>
8253 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8255 (expand_fix): Be prepared for expansion to fail.
8256 (expand_sfix_optab): Remove instructions if expansion failed.
8258 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8260 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8262 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8263 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8265 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8267 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8268 mips/t-libgcc-mips16 to tmake_file.
8269 * config/mips/mips-protos.h (mips_call_type): New enum.
8270 (mips_pic_base_register, mips_got_load): Declare.
8271 (mips_restore_gp): Take an rtx argument.
8272 (mips_use_pic_fn_addr_reg_p): Declare.
8273 (mips_expand_call): Replace the sibcall_p argument with
8274 a mips_call_type argument. Add a lazy_p parameter.
8275 (mips_split_call): Declare.
8276 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8277 (MIPS16_PIC_TEMP): Likewise.
8278 (reg_class): Delete M16_NA_REGS.
8279 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8280 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8281 (mips_split_hi_p): Declare.
8282 * config/mips/mips.c (mips_split_hi_p): New array.
8283 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8284 (mips_got_symbol_type_p): New function.
8285 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8286 (mips16_stub_function_p): New function.
8287 (mips16_local_function_p): Likewise.
8288 (mips_use_pic_fn_addr_reg_p): Likewise.
8289 (mips_cannot_force_const_mem): Return false for HIGHs.
8290 Extend CONST_INT and symbolic handling to MIPS16, using
8291 mips_symbol_insns to check that the base symbol type is a
8292 legitimate constant. Reject GOT-based constants if
8293 TARGET_MIPS16_PCREL_LOADS.
8294 (mips_const_insns): Check targetm.cannot_force_const_mem when
8295 decomposing a symbolic base and a large offset.
8296 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8297 When calling a function that needs $25 from MIPS16 code,
8298 move the target address into $25 separately and add a USE
8300 (mips16_gp_pseudo_reg): Insert the initializer immediately
8301 before the first real insn.
8302 (mips_pic_base_register, mips_got_load): New functions.
8303 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8304 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8305 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8306 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8307 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8308 also passing NULL_RTX rather than const0_rtx as the aux argument.
8309 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8310 instead of TARGET_EXPLICIT_RELOCS.
8311 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8312 (mips_load_call_address): Replace the sibcall_p argument with
8313 a mips_call_type argument. Use mips_got_load.
8314 (mips16_local_alias): New structure.
8315 (mips16_local_aliases): New variable.
8316 (mips16_local_aliases_hash): New function.
8317 (mips16_local_aliases_eq): Likewise.
8318 (mips16_local_alias): Likewise.
8319 (mips16_stub_function): Likewise.
8320 (mips16_build_function_stub): Create a local alias for the target
8321 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8322 .cpload directive and an R_MIPS_NONE relocation for the target
8323 function, then load the alias rather than the function itself.
8324 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8325 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8326 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8327 (mips16_build_call_stub): Replace the FN parameter with an
8328 FN_PTR parameter. Force the address into a register if it
8329 isn't a call_insn_operand; don't rely on the caller to do this.
8330 If a call to a locally-defined and locally-binding MIPS16
8331 function must be made indirectly, redirect the call to the
8332 function's local alias. Use mips16_stub_function_p,
8333 mips16_stub_function, mips_expand_call and use_reg.
8334 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8335 Use explicit %hi and %lo accesses where possible.
8336 Use MIPS_CALL to generate the correct code form of a
8337 jal instruction. Add clobbers of $18 instead of uses.
8338 Update the call to mips_emit_call_insn.
8339 (mips_expand_call): Replace the SIBCALL_P argument with a
8340 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8341 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8342 allowing it to modify the call address. Update the calls to
8343 mips_load_call_address and mips_emit_call_insn.
8344 (mips_split_call): New function.
8345 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8346 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8347 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8348 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8349 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8351 (mips_cprestore_slot): New function.
8352 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8353 and use mips_cprestore_slot.
8354 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8356 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8357 then use a copygp_mips16 instruction to set up $28.
8358 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8359 (mips16_lay_out_constants): Call split_all_insns_noflow.
8360 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8361 false if TARGET_MIPS16.
8362 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8363 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8364 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8365 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8366 MIPS16 code. Allow MIPS16 o32 PIC.
8367 (mips_override_options): Allow MIPS16 o32 PIC.
8368 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8369 after reload if TARGET_USE_GOT.
8370 (UNSPEC_COPYGP): New constant.
8371 (length): Use a default length of 8 for MIPS16 GOT loads.
8372 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8373 (*got_page<mode>): Check mips_split_hi_p.
8374 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8375 (unspec_got<mode>, unspec_call<mode>): New expanders.
8376 (load_got<mode>, load_call<mode>): Remove the length attributes.
8377 Use a got attribute instead of a type attribute.
8378 (copygp_mips16): New insn.
8379 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8380 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8381 (sibcall, sibcall_value, call, call_value): Update the calls
8382 to mips_expand_call.
8383 (call_internal, call_value_internal): Use mips_split_call.
8384 (call_value_multiple_internal): Likewise.
8385 (call_split): Move after call_internal (the insn it is split from).
8386 (call_internal_direct, call_value_internal_direct): Turn into
8387 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8388 (call_direct_split, call_value_direct_split): New patterns.
8389 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8390 and use M16_REGS instead of M16_NA_REGS.
8391 * config/mips/predicates.md (const_call_insn_operand): Replace
8392 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8393 mips_use_pic_fn_addr_reg_p check.
8394 (move_operand): Reject HIGHs if mips_split_hi_p.
8395 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8396 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8397 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8398 * config/mips/libgcc-mips16.ver: New file.
8399 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8400 $(srcdir)/config/mips/libgcc-mips16.ver.
8402 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8404 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8406 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8407 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8408 (mips16_cfun_returns_in_fpr_p): Likewise.
8410 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8412 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8413 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8414 rather than 4 to PC.
8416 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8418 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8419 (FUNCTION_PROFILER): Save the static chain pointer into $2
8420 beforehand and restore it aftewards.
8421 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8422 address directly into $25 and call the function through $25;
8423 do not clobber $3. Pad the DImode version to cover the space
8424 left by the deleted $25 <- $3 move.
8425 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8426 the removal of the $25 <- $3 move.
8427 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8428 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8430 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8431 Daniel Jacobowitz <dan@codesourcery.com>
8433 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8434 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8435 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8436 * config/mips/mips.c (mips_start_function_definition): New function.
8437 (mips_end_function_definition): Likewise.
8438 (mips_output_function_prologue): Use mips_start_function_definition.
8439 (mips_output_function_epilogue): Use mips_end_function_definition.
8440 (build_mips16_function_stub): Use mips_start_function_definition
8441 and mips_end_function_definition.
8442 (build_mips16_call_stub): Likewise.
8444 2008-08-09 Richard Guenther <rguenther@suse.de>
8446 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8447 * gimple.h (gimple_call_fn): Adjust comment.
8448 (gimple_call_set_fndecl): New function.
8449 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8450 longer having bare FUNCTION_DECL operand.
8451 (gimple_call_return_type): Likewise.
8452 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8454 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8455 (gimple_mod_pow2): Likewise.
8456 (gimple_mod_subtract): Likewise.
8457 (gimple_ic): Likewise.
8458 (gimple_stringop_fixed_value): Likewise.
8459 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8460 longer having bare FUNCTION_DECL operand.
8461 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8462 * omp-low.c (optimize_omp_library_calls): Likewise.
8463 * cgraphunit.c (update_call_expr): Likewise.
8464 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8465 (execute_convert_to_rsqrt): Likewise.
8466 * cfgexpand.c (gimple_to_tree): Simplify.
8467 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8468 bare FUNCTION_DECL operand.
8469 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8470 (convert_gimple_call): Use gimple_call_fndecl.
8471 * c-common.c (c_warn_unused_result): Likewise.
8473 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8476 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8477 (c_finish_return): Likewise.
8478 (c_start_case): Likewise.
8479 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8480 * c-parser.c (c_parser_condition): New. Call
8481 verify_sequence_points.
8482 (c_parser_paren_condition): Call c_parser_condition.
8483 (c_parser_for_statement): Call c_parser_condition.
8485 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8488 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8489 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8490 Moved from diagnostic.h
8491 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8493 (emit_diagnostic): New.
8494 (warning0, pedwarn0): Delete.
8495 (warning, warning_at, pedwarn, permerror): Return bool.
8496 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8497 Moved to diagnostic.c.
8498 (struct diagnostic_context): Use correct type for
8499 classify_diagnostic.
8500 (diagnostic_report_diagnostic): Update declaration.
8501 (emit_diagnostic): Declare.
8502 * errors.c (warning): Return bool.
8503 * errors.h (warning): Update declaration.
8504 * toplev.h (warning0, pedwarn0): Delete.
8505 (warning, warning_at, pedwarn, permerror): Return bool.
8506 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8507 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8508 inform. Update all calls.
8509 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8510 before giving informative note.
8511 (implicit_decl_warning): Likewise.
8512 * c-typeck.c (build_function_call): Likewise.
8513 * tree-sssa.c (warn_uninit): Likewise.
8514 * builtins.c (gimplify_va_arg_expr): Likewise.
8516 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8519 * doc/invoke.texi (-Wextra): Move warning from here...
8520 (-Wuninitialized): ... to here.
8522 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8525 * flags.h (set_Wunused): Delete
8526 * toplev.c (process_options): Handle Wunused flags here.
8527 * opts.c (maybe_warn_unused_parameter): Delete.
8528 (common_handle_option): Replace set_Wunused by warn_unused.
8529 (set_Wextra): Do not handle Wunused-parameter here.
8530 (set_Wunused): Delete.
8531 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8533 * common.opt (Wunused): Add Var and Init.
8534 (Wunused-function): Likewise.
8535 (Wunused-label): Likewise.
8536 (Wunused-parameter): Likewise.
8537 (Wunused-value): Likewise.
8538 (Wunused-variable): Likewise.
8540 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8542 * doc/invoke.texi: Add cpu_type power7.
8543 * config.in (HAVE_AS_VSX): New.
8544 * config.gcc: Add cpu_type power7.
8545 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8547 * configure: Regenerate.
8548 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8550 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8551 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8552 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8554 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8556 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8557 type to vectorize.builtin_conversion.
8558 (vectorizable_conversion): Likewise.
8559 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8560 integral type as input.
8561 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8563 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8564 and ALTIVEC_BUILTIN_VCTSXS.
8565 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8568 2008-08-08 Richard Guenther <rguenther@suse.de>
8570 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8571 (surely_varying_stmt_p): Calls are varying only if they are
8572 non-builtin and not indirect or have no result.
8573 (ccp_fold): Re-instantiate code before the tuples merge.
8575 2008-08-08 Richard Guenther <rguenther@suse.de>
8577 PR tree-optimization/37056
8578 * gimple.h (gimple_assign_rhs_class): New helper function.
8579 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8580 unary operations properly.
8582 2008-08-07 Jan Hubicka <jh@suse.cz>
8584 * i386.h (ix86_size_cost): Declare.
8585 (ix86_cur_cost): New function macro.
8586 * i386.md (peepholes expanding size and splitters): Predicate by
8587 optimize_insn_for_speed_p.
8588 (peepholes reduce size and splitters): Predicate by
8589 optimize_insn_for_size_p.
8590 * i386.c (ix86_size_cost): Rename from ...
8591 (size_cost): This one.
8592 (override_options): Update.
8593 (decide_alg): Likewise.
8594 (ix86_expand_clear): Use RTL profile.
8595 (ix86_pad_returns): Use RTL profile.
8597 2008-08-07 Jan Hubicka <jh@suse.cz>
8599 * recog.c (split_all_insns): Set RTL profile
8600 (peephole2_optimize): Likewise.
8601 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8602 * combine.c (combine_instructions): Likewise.
8604 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8606 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8608 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8610 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8611 value in a6 after the set_frame_ptr insn.
8613 2008-08-07 Richard Henderson <rth@redhat.com>
8616 * gcc.c (cpp_options): Pass along -g*.
8618 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8620 * config/arm/arm.c (output_move_neon): Update comment describing
8621 big-endian vector layout.
8622 (arm_assemble_integer): Do not handle big-endian NEON vectors
8624 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8625 neon_vget_lane<mode>_sext_internal,
8626 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8627 element indices for big-endian.
8629 2008-08-07 Richard Henderson <rth@redhat.com>
8631 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8632 * configure, config.in: Rebuild.
8633 * debug.h (dwarf2out_do_cfi_asm): Declare.
8634 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8635 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8636 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8637 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8639 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8641 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8642 movv2si_internal): Combine into mov<mode>_internal.
8643 (movv2si_internal_2): Remove.
8645 2008-08-07 Jan Hubicka <jh@suse.cz>
8648 * i386.md (single stringop patterns): Enable unconditionally.
8650 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8653 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8655 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8656 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8658 * config/i386/sse.md (sse2_movq128): New.
8660 * doc/extend.texi: Document __builtin_ia32_movq128.
8662 2008-08-07 Richard Guenther <rguenther@suse.de>
8665 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8666 pointers can access anything.
8668 2008-08-06 Jan Hubicka <jh@suse.cz>
8670 * optabs.c (emit_unop_insn): Break out to ...
8671 (maybe_emit_unop_insn): ... this one.
8672 (expand_sfix_optab): Use maybe variant.
8673 * optabs.h (maybe_emit_unop_insn): Declare.
8675 * i386.md (mov0 patterns): Enable by default.
8676 (FP conversion expanders): Disable expansion of code expanding
8677 sequences when instruction should be optimized for size.
8678 (single strinop patterns): Enable when optimizing for size.
8679 (string expanders): Disable expanding of code expanding sequences
8680 when optimizning instruction for size.
8681 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8683 (ix86_fp_comparison_sahf_cost): Likewise.
8684 (ix86_expand_branch): Likewise.
8685 (ix86_expand_ashl_const): Likewise.
8686 (ix86_split_ashl): Likewise.
8687 (ix86_expand_strlen): Likewise.
8688 (ix86_emit_fp_unordered_jump): Likewie.
8690 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8692 * c-common.c: Fix typo.
8693 (c_common_reswords): Activate more C++ keyword warnings.
8695 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8697 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8700 * diagnostic.c (permerror_at): New.
8701 * toplev.h (permerror_at): Declare.
8703 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8704 Ira Rosen <irar@il.ibm.com>
8706 * tree-vect-transform.c (vect_model_simple_cost): Return
8707 immediately if stmt is pure SLP.
8708 (vect_model_store_cost): Ditto.
8709 (vect_model_load_cost): Ditto.
8710 (vectorizable_store): Remove PURE_SLP check before call
8711 to vect_model_store_cost.
8712 (vect_model_store_cost): When checking whether stmt describe
8713 strided access, add a check that it is not slp_node.
8715 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8718 * c-common.c (warn_for_sign_compare): New. Handle separately the
8719 case that 'constant' is zero.
8720 * c-typeck.c (build_binary_op): Move code to c-common.c
8722 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8724 * config/alpha/alpha.c (alpha_preferred_reload_class,
8725 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8726 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8727 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8728 * config/arm/arm.md: Likewise.
8729 * config/avr/avr-protos.h (preferred_reload_class,
8730 test_hard_reg_class, avr_simplify_comparison_p,
8731 out_shift_with_cnt, class_max_nregs): Likewise.
8732 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8733 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8734 preferred_reload_class, test_hard_reg_class): Likewise.
8735 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8736 bfin_memory_move_cost, bfin_secondary_reload,
8737 bfin_output_mi_thunk): Likewise.
8738 * config/crx/crx.c (crx_secondary_reload_class,
8739 crx_memory_move_cost): Likewise.
8740 * config/frv/frv-protos.h (frv_secondary_reload_class,
8741 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8742 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8743 frv_secondary_reload_class, frv_class_likely_spilled_p,
8744 frv_class_max_nregs): Likewise.
8745 * config/h8300/h8300.c (h8300_classify_operand,
8746 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8748 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8749 * config/ia64/ia64.c (ia64_preferred_reload_class,
8750 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8751 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8752 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8754 * config/m68hc11/m68hc11.c (preferred_reload_class,
8755 m68hc11_memory_move_cost): Likewise.
8756 * config/mcore/mcore.c (mcore_secondary_reload_class,
8757 mcore_reload_class): Likewise.
8758 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8759 mips_class_max_nregs, mips_cannot_change_mode_class,
8760 mips_preferred_reload_class, mips_secondary_reload_class,
8761 mips_output_mi_thunk): Likewise.
8762 * config/mmix/mmix.c (mmix_preferred_reload_class,
8763 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8765 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8767 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8768 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8769 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8770 * config/rs6000/rs6000.c (paired_expand_vector_init,
8771 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8772 compare_section_name, rs6000_memory_move_cost): Likewise.
8773 * config/s390/s390.c (s390_emit_compare_and_swap,
8774 s390_preferred_reload_class, s390_secondary_reload,
8775 legitimize_pic_address, legitimize_tls_address,
8776 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8777 s390_class_max_nregs): Likewise.
8778 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8779 * config/s390/s390.md: Likewise.
8780 * config/score/score-protos.h (score_secondary_reload_class,
8781 score_preferred_reload_class): Likewise.
8782 * config/score/score.c (score_preferred_reload_class,
8783 score_secondary_reload_class): Likewise.
8784 * config/score/score3.c (score3_output_mi_thunk,
8785 score3_preferred_reload_class, score3_secondary_reload_class,
8786 score3_hard_regno_mode_ok): Likewise.
8787 * config/score/score3.h (score3_preferred_reload_class,
8788 score3_secondary_reload_class): Likewise.
8789 * config/score/score7.c (score7_output_mi_thunk,
8790 score7_preferred_reload_class, score7_secondary_reload_class,
8791 score7_hard_regno_mode_ok): Likewise.
8792 * config/score/score7.h (score7_preferred_reload_class,
8793 score7_secondary_reload_class): Likewise.
8794 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8795 output_branchy_insn, add_constant, gen_block_redirect,
8796 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8797 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8798 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8799 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8800 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8801 xstormy16_preferred_reload_class): Likewise.
8802 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8803 xtensa_expand_atomic, override_options,
8804 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8806 * reorg.c (try_merge_delay_insns): Likewise.
8807 * tree.c (merge_dllimport_decl_attributes): Likewise.
8809 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8811 2008-08-06 Michael Matz <matz@suse.de>
8813 * Makefile.in (write_entries_to_file): Quote words.
8814 * gengtype.c: (read_input_line): Skip over leading white-space.
8816 2008-08-06 Marc Gauthier <marc@tensilica.com>
8818 * config.gcc: Match more processor names for Xtensa.
8819 * configure.ac: Likewise.
8820 * doc/install.texi (Specific): Likewise.
8821 * configure: Regenerate.
8823 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8825 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8826 * calls.c (avoid_likely_spilled_reg): Likewise.
8827 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8828 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8829 * config/i386/i386.c (ix86_expand_special_args_builtin,
8830 ix86_secondary_reload): Likewise.
8831 * except.c (struct eh_region, gen_eh_region_catch,
8832 remove_unreachable_regions, duplicate_eh_regions,
8833 assign_filter_values, build_post_landing_pads,
8834 sjlj_find_directly_reachable_regions, remove_eh_handler,
8835 reachable_next_level, foreach_reachable_handler,
8836 can_throw_internal_1, can_throw_external_1,
8837 collect_one_action_chain): Likewise.
8838 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8839 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8840 * function.c (update_temp_slot_address, instantiate_new_reg,
8841 instantiate_virtual_regs_in_rtx,
8842 instantiate_virtual_regs_in_insn): Likewise.
8843 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8844 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8845 gimplify_cleanup_point_expr): Likewise.
8846 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8847 * passes.c (next_pass_1): Likewise.
8848 * print-tree.c (print_node_brief, print_node): Likewise.
8849 * profile.c (branch_prob): Likewise.
8850 * tree-dump.c (dump_register): Likewise.
8851 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8853 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8854 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8855 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8856 copy_arguments_for_versioning, copy_static_chain): Likewise.
8857 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8858 add_new_name_mapping, register_new_name_mapping): Likewise.
8859 * tree-mudflap.c (mf_xform_derefs): Likewise.
8860 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8861 get_init_expr, combine_chains): Likewise.
8862 * tree-pretty-print.c (dump_generic_node): Likewise.
8863 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8864 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8865 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8866 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8868 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8871 * calls.c (expand_call): Use the biggest preferred stack
8874 2008-08-06 Michael Matz <matz@suse.de>
8877 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8878 for reused reload, instead of overwriting them.
8880 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8883 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8884 for incoming stack boundary.
8886 * function.c (assign_parm_find_entry_rtl): Update
8887 parm_stack_boundary.
8889 * function.h (rtl_data): Add parm_stack_boundary.
8891 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8892 parm_stack_boundary for incoming stack boundary.
8894 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8896 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8897 for unrepresentable subregs or treat them as equal to other regs
8898 or subregs with the same register number.
8900 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8903 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8906 2008-08-06 Jan Hubicka <jh@suse.cz>
8908 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8909 frequencies might be hot.
8911 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8913 * reload.c (find_reloads): Force constants into literal pool
8914 also if they are wrapped in a SUBREG.
8916 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8919 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8920 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8921 Don't allow predicated instructions for data speculation.
8922 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8925 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8927 * haifa-sched.c (extend_global): Split to extend_global_data and
8928 extend_region_data. Update all uses.
8929 (extend_all): Rename to extend_block_data.
8931 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8933 * sched-rgn.c (new_ready): Check if instruction can be
8934 speculatively scheduled before attempting speculation.
8935 (debug_rgn_dependencies): Remove wrongful assert.
8937 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8939 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8941 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8943 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8944 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8945 va_size, and type_size.
8947 2008-08-04 Jason Merrill <jason@redhat.com>
8950 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8951 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8953 2008-08-05 Richard Henderson <rth@redhat.com>
8955 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8956 * configure: Rebuild.
8958 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8961 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8962 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8965 2008-08-05 Richard Henderson <rth@redhat.com>
8967 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8968 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8969 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8970 * common.opt (fdwarf2-cfi-asm): New.
8971 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8972 * config.in, configure: Rebuild.
8973 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8974 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8976 (dw2_force_const_mem): Externalize.
8977 * dwarf2asm.h: Update.
8978 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8979 generate a real label.
8980 (output_cfi_directive): New.
8981 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8982 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8983 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8985 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8986 (output_loc_operands_raw, output_loc_sequence_raw): New.
8987 (output_cfa_loc_raw): New.
8989 2008-08-05 Paul Brook <paul@codesourcery.com>
8991 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8992 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8993 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8994 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8995 * config/arm/arm.h (TARGET_VFPD32): Define.
8996 (TARGET_VFP3): Use TARGET_VFPD32.
8997 (fputype): Add FPUTYPE_VFP3D16.
8998 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8999 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9000 * config/arm/arm-cores.def: Add cortex-r4f.
9001 * config/arm/arm-tune.md: Regenerate.
9003 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9005 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9006 Reword some comments throughout the file.
9008 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9009 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9010 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9011 MFC_MIN_DMA_LIST_ELEMENTS.
9012 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9013 MFC_MAX_DMA_LIST_ELEMENTS.
9015 (MFC_START_ENABLE): Remove PPU-only define.
9016 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9017 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9019 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9020 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9021 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9022 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9023 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9024 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9025 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9027 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9028 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9029 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9030 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9032 (spu_read_machine_status): Fix typo.
9034 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9036 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9037 SUBREG of multi-word hard register.
9038 * config/spu/spu.c (valid_subreg): Likewise.
9039 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9041 2008-08-04 Richard Guenther <rguenther@suse.de>
9043 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9044 the candidate with the stripped base if that base is different
9045 from the original base even for offset zero.
9047 2008-08-04 Richard Guenther <rguenther@suse.de>
9050 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9051 check for no_overflow.
9053 2008-08-04 Richard Guenther <rguenther@suse.de>
9055 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9057 2008-08-04 Paul Brook <paul@codesourcery.com>
9059 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9060 (arm_order_regs_for_local_alloc): New function.
9061 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9063 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9065 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9068 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9069 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9070 (ix86_expand_epilogue): Likewise.
9072 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9074 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9077 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9079 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9080 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9081 (*movv2sf_internal_rex64): Ditto.
9083 2008-08-03 Jan Hubicka <jh@suse.cz>
9085 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9086 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9087 * expmed.c (expand_smod_pow2): Likewise.
9089 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9092 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9093 alternative 0 of operand 1.
9094 (*vec_concatv2di_rex64_sse): Ditto.
9095 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9097 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9098 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9099 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9100 (*movv2sf_internal_rex64): Ditto.
9102 2008-08-02 Richard Guenther <rguenther@suse.de>
9105 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9106 (ssedoublesizemode): New mode attribute.
9107 (sse_shufps): Call gen_sse_shufps_v4sf.
9108 (sse_shufps_1): Macroize.
9109 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9110 (sse2_shufpd_1): Macroize.
9111 (vec_extract_odd, vec_extract_even): New expanders.
9112 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9113 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9114 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9115 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9116 (ix86_expand_vector_set): Likewise.
9117 (ix86_expand_reduc_v4sf): Likewise.
9119 2008-08-01 Doug Kwan <dougkwan@google.com>
9121 * matrix-reorg.c: Re-enable all code.
9122 (struct malloc_call_data): Change CALL_STMT to gimple type.
9123 (collect_data_for_malloc_call): Tuplify.
9124 (struct access_site_info): Change STMT to gimple type.
9125 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9126 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9127 (struct free_info): Change STMT to gimple type.
9128 (struct matrix_access_phi_node): Change PHI to gimple type.
9129 (get_inner_of_cast_expr): Remove.
9130 (may_flatten_matrices_1): Tuplify.
9131 (may_flatten_matrices): Ditto.
9132 (mark_min_matrix_escape_level): Ditto.
9133 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9134 (ssa_accessed_in_call_rhs): New
9135 (ssa_accessed_in_assign_rhs): New
9136 (record_access_alloc_site_info): Tuplify.
9137 (add_allocation_site): Ditto.
9138 (analyze_matrix_allocation_site): Ditto.
9139 (analyze_transpose): Ditto.
9140 (get_index_from_offset): Ditto.
9141 (update_type_size): Ditto.
9142 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9143 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9144 (analyze_accesses_for_phi_node): Tuplify.
9145 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9146 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9147 (analyze_matrix_accesses): Tuplify.
9148 (check_var_data): New call-back type for check_var_notmodified_p.
9149 (check_var_notmodified_p): Tuplify and use call-back struct to
9150 return statement found.
9151 (can_calculate_expr_before_stmt): Factor out statement related code
9153 (can_calculate_stmt_before_stmt): New.
9154 (check_allocation_function): Tuplify.
9155 (find_sites_in_func): Ditto.
9156 (record_all_accesses_in_func): Ditto.
9157 (transform_access_sites): Ditto.
9158 (transform_allocation_sites): Ditto.
9159 (matrix_reorg): Re-enable.
9160 (gate_matrix_reorg): Re-enable.
9162 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9164 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9165 for labels for which it hasn't been set yet. If it has been set,
9166 stop walking insns and continue with next worklist item.
9167 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9168 if the only BARRIER is at the very end of a function.
9170 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9172 * cfgexpand.c (expand_stack_alignment): Assert that
9173 stack_realign_drap and drap_rtx must match.
9175 * function.c (instantiate_new_reg): If DRAP is used to realign
9176 stack, replace virtual_incoming_args_rtx with internal arg
9179 2008-08-01 Richard Guenther <rguenther@suse.de>
9181 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9182 loop information only if we initialized it.
9183 (execute_pre): Call fini_pre with in_fre.
9184 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9185 if we do not unroll because we hit max-completely-peeled-insns.
9186 Use our estimation for consistency, do allow shrinking.
9188 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9190 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9191 with MIN_STACK_BOUNDARY.
9192 (ix86_update_stack_boundary): Likewise.
9193 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9196 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9197 (MIN_STACK_BOUNDARY): This.
9199 2008-08-01 Richard Guenther <rguenther@suse.de>
9202 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9204 2008-08-01 Richard Guenther <rguenther@suse.de>
9206 PR tree-optimization/36988
9207 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9208 do not matter if that doesn't change volatile qualification.
9210 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9212 * configure.ac: Do not generate libada-mk. Do not subst
9214 * libada-mk.in: Remove.
9215 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9216 * configure: Regenerate.
9218 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9220 * tree-pass.h: Added comment about not dumping passes with name
9221 starting with star in struct opt_pass.
9222 * passes.c (register_dump_files_1): Don't do dump for a pass with
9223 name starting with star.
9224 * doc/passes.texi (Pass manager): Mention pass names and special
9225 meaning of star prefix to avoid dump.
9227 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9229 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9231 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9232 (ISA_MIPS64R2): New macro.
9233 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9234 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9235 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9236 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9237 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9238 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9239 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9240 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9241 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9242 Move up to keep list alphabetically sorted.
9243 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9244 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9246 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9247 (-march=@var{arch}): Add mips64r2.
9249 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9251 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9253 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9255 * expr.c (expand_assignment): Check for complete type.
9257 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9260 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9262 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9263 for stack alignment.
9265 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9267 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9269 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9270 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9272 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9274 PR rtl-optimization/36419
9275 * dwarf2out.c (barrier_args_size): New variable.
9276 (compute_barrier_args_size, compute_barrier_args_size_1): New
9278 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9279 if not called yet in the current function, use barrier_args_size
9280 array to find the new args_size value.
9281 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9283 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9286 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9289 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9292 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9293 (dwarf2out_stack_adjust): Use it.
9294 (dwarf2out_frame_debug_expr): Likewise.
9296 2008-07-31 Richard Guenther <rguenther@suse.de>
9298 PR tree-optimization/36978
9299 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9300 the generated condition.
9302 2008-07-31 Richard Guenther <rguenther@suse.de>
9304 * passes.c (init_optimization_passes): Always call
9305 pass_early_warn_uninitialized.
9306 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9307 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9308 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9310 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9313 * builtins.c (maybe_emit_free_warning): New function.
9314 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9315 maybe_emit_free_warning for BUILT_IN_FREE.
9318 * dwarf2out.c (get_context_die): New function.
9319 (force_decl_die, force_type_die): Use it.
9320 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9321 returns NULL, force generation of DW_TAG_typedef and put that into
9324 PR preprocessor/36649
9325 * c-pch.c (c_common_read_pch): Save and restore
9326 line_table->trace_includes across PCH restore.
9328 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9331 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9333 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9336 * final.c (call_from_call_insn): Handle COND_EXEC.
9338 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9340 * builtins.c (std_gimplify_va_arg_expr): Replace
9341 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9342 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9344 2008-07-30 Joey Ye <joey.ye@intel.com>
9345 H.J. Lu <hongjiu.lu@intel.com>
9347 * builtins.c (expand_builtin_setjmp_receiver): Replace
9348 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9349 (expand_builtin_apply_args_1): Likewise.
9350 (expand_builtin_longjmp): Need DRAP for stack alignment.
9351 (expand_builtin_apply): Likewise.
9353 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9354 instead of assign_stack_local to allow alignment reduction.
9356 * calls.c (emit_call_1): Need DRAP for stack alignment if
9358 (expand_call): Replace virtual_incoming_args_rtx with
9359 crtl->args.internal_arg_pointer.
9360 * stmt.c (expand_nl_goto_receiver): Likewise.
9362 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9363 alignment and store to stack_alignment_estimated and
9364 max_used_stack_slot_alignment.
9365 (expand_one_var): Likewise.
9366 (expand_stack_alignment): New function.
9367 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9368 and stack_alignment_estimated fields in rtl_data. Call
9369 expand_stack_alignment at end.
9371 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9372 (MAX_STACK_ALIGNMENT): Likewise.
9373 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9374 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9376 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9377 stack alignment when generating virtual registers.
9379 * function.c (assign_stack_local): Renamed to ...
9380 (assign_stack_local_1): This. Add a parameter to indicate
9381 if it is OK to reduce alignment.
9382 (assign_stack_local): Use it.
9383 (instantiate_new_reg): Instantiate virtual incoming args rtx
9384 to vDRAP if stack realignment and DRAP is needed.
9385 (assign_parms): Collect parameter/return type alignment and
9386 contribute to stack_alignment_estimated.
9387 (locate_and_pad_parm): Likewise.
9388 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9389 with crtl->args.internal_arg_pointer.
9391 * function.h (rtl_data): Add new field drap_reg,
9392 max_used_stack_slot_alignment, stack_alignment_estimated,
9393 stack_realign_needed, need_drap, stack_realign_processed and
9394 stack_realign_finalized.
9395 (stack_realign_fp): New macro.
9396 (stack_realign_drap): Likewise.
9398 * global.c (compute_regsets): Frame pointer is needed when
9399 stack is realigned. Can eliminate frame pointer when stack is
9400 realigned and dynamic realigned argument pointer isn't used.
9402 * reload1.c (update_eliminables): Frame pointer is needed
9403 when stack is realigned.
9404 (init_elim_table): Can eliminate frame pointer when stack is
9405 realigned and dynamic realigned argument pointer isn't used.
9407 * rtl.h (assign_stack_local_1): Declare new funtion.
9409 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9410 (TARGET_GET_DRAP_RTX): Likewise.
9411 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9412 TARGET_GET_DRAP_RTX.
9414 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9416 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9417 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9419 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9420 H.J. Lu <hongjiu.lu@intel.com>
9422 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9423 vdrap_reg, stack_realign and drap_reg_saved.
9424 (add_cfi): Don't allow redefining CFA when DRAP is used.
9425 (reg_save): Handle stack alignment.
9426 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9427 alignment. Don't generate DWARF information for (set fp sp)
9429 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9431 (int_loc_descriptor): Move prototype forward. Also define if
9432 DWARF2_UNWIND_INFO is true.
9433 (output_cfa_loc): Handle DW_CFA_expression.
9434 (build_cfa_aligned_loc): New.
9435 (based_loc_descr): Update assert for stack realign. For local
9436 variables, use sp+offset when stack is aligned without drap and
9437 fp+offset when stack is aligned with drap. For arguments, use
9438 cfa+offset when drap is used to align stack.
9440 2008-07-30 Joey Ye <joey.ye@intel.com>
9441 H.J. Lu <hongjiu.lu@intel.com>
9443 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9445 (ix86_gen_andsp): New.
9446 (ix86_user_incoming_stack_boundary): Likewise.
9447 (ix86_default_incoming_stack_boundary): Likewise.
9448 (ix86_incoming_stack_boundary): Likewise.
9449 (ix86_can_eliminate): Likewise.
9450 (find_drap_reg): Likewise.
9451 (ix86_update_stack_boundary): Likewise.
9452 (ix86_get_drap_rtx): Likewise.
9453 (ix86_finalize_stack_realign_flags): Likewise.
9454 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9455 (TARGET_GET_DRAP_RTX): Likewise.
9456 (override_options): Overide option value for new options.
9457 (ix86_function_ok_for_sibcall): Remove check for
9458 force_align_arg_pointer.
9459 (ix86_handle_cconv_attribute): Likewise.
9460 (ix86_function_regparm): Likewise.
9461 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9462 (ix86_va_start): Replace virtual_incoming_args_rtx with
9463 crtl->args.internal_arg_pointer.
9464 (ix86_select_alt_pic_regnum): Check DRAP register.
9465 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9466 (ix86_compute_frame_layout): Compute frame layout wrt stack
9468 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9469 (ix86_expand_prologue): Decide if stack realignment is needed
9470 and generate prologue code accordingly.
9471 (ix86_expand_epilogue): Generate epilogue code wrt stack
9472 realignment is really needed or not.
9474 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9475 (ABI_STACK_BOUNDARY): Likewise.
9476 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9477 (STACK_REALIGN_DEFAULT): Likewise.
9478 (INCOMING_STACK_BOUNDARY): Likewise.
9479 (MAX_STACK_ALIGNMENT): Likewise.
9480 (ix86_incoming_stack_boundary): Likewise.
9481 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9482 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9483 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9484 (machine_function): Remove force_align_arg_pointer.
9486 * config/i386/i386.md (BX_REG): New.
9487 (R13_REG): Likewise.
9489 * config/i386/i386.opt (mforce_drap): New.
9490 (mincoming-stack-boundary): Likewise.
9491 (mstackrealign): Add Init(-1).
9493 * config/i386/i386-protos.h (ix86_can_eliminate): New
9495 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9497 * doc/extend.texi: Update force_align_arg_pointer.
9499 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9502 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9503 (INCOMING_STACK_BOUNDARY): Likewise.
9504 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9505 (TARGET_GET_DRAP_RTX): Likewise.
9507 2008-07-30 Andreas Schwab <schwab@suse.de>
9509 PR rtl-optimization/36929
9510 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9511 add_insn_before and fix argument order.
9512 (replace_inc_dec_mem): Handle NULL rtx.
9514 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9516 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9518 (arm_compute_initial_elimination_offset): Use it.
9519 (arm_compute_save_reg_mask): Include static chain save slot when
9520 calculating alignment.
9521 (arm_get_frame_offsets): Ditto.
9522 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9523 that we can use to decrement the stack when the stack decrement
9524 could be too big for an immediate value in a single insn.
9525 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9527 2008-07-30 Richard Guenther <rguenther@suse.de>
9529 PR tree-optimization/36967
9530 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9531 Release defs of statements we remove.
9533 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9535 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9536 instead of NULL_RTVEC.
9538 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9542 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9545 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9547 * final.c (call_from_call_insn): New.
9548 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9550 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9552 * configure.ac: Substitute ADA_CFLAGS.
9553 * configure: Regenerate.
9554 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9555 * Makefile.in: Remove mention of X_* variables.
9556 * config/pa/x-ada-hpux10: Remove.
9557 * config/pa/x-ada: Remove.
9559 * doc/fragments.texi: Update.
9561 2008-07-30 Olivier Hainque <hainque@adacore.com>
9563 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9564 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9565 __dso_handle explicitly here.
9567 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9570 * c-typeck.c (build_binary_op): Encapsulate code into...
9571 * c-common.c (shorten_binary_op): ...this new function.
9572 (conversion_warning): Use the new function. Handle non-negative
9573 constant in bitwise-and.
9574 * c-common.h (shorten_binary_op): Declare.
9576 2008-07-30 Olivier Hainque <hainque@adacore.com>
9578 * scan.c (make_sstring_space): Add explicit conversions of
9579 allocator's return value.
9580 * fix-header.c (recognized_function): Likewise.
9582 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9584 * doc/cpp.texi: Update to GFDL 1.2.
9585 * doc/gcc.texi: Do not list GPL as Invariant Section.
9586 * doc/gccint.texi: Likewise. Update copyright years.
9587 * doc/install.texi: Update copyright years.
9589 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9592 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9593 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9595 2008-07-29 Jan Hubicka <jh@suse.cz>
9597 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9598 (grokdeclarator): Likewise.
9599 * langhooks.c (lhd_warn_unused_global_decl): Use
9600 DECL_DECLARED_INLINE_P.
9601 * print-tree.c (print_node): Remove DECL_INLINE check.
9603 2008-07-29 Richard Guenther <rguenther@suse.de>
9605 PR tree-optimization/36945
9606 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9607 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9608 Record invariant addresses un-decomposed.
9609 (copy_reference_ops_from_call): Record reference call
9610 arguments properly. Simplify.
9611 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9612 helper split out from ...
9613 (create_component_ref_by_pieces): ... here. Simplify.
9614 Prepare for recursive invocation for call arguments.
9615 (create_expression_by_pieces): Adjust call to
9616 create_component_ref_by_pieces.
9617 (compute_avail): Process operand 2 of reference ops.
9619 2008-07-29 Richard Guenther <rguenther@suse.de>
9621 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9623 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9625 * c-format.c (check_format_types): Revert unwanted checkin.
9627 2008-07-29 Jan Hubicka <jh@suse.cz>
9629 * flags.h (flag_really_no_inline): Remove.
9630 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9631 * toplev.c (flag_really_no_inline): Remove.
9632 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9633 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9634 (cgraph_decide_inlining_incrementally): Likewise.
9635 (compute_inline_parameters): Likewise.
9636 * opts.c (decode_options): Simplify.
9637 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9638 * common.opt (finline): Initialize to 1.
9639 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9641 2008-07-29 Jan Hubicka <jh@suse.cz>
9643 * predict.c (always_optimize_for_size_p): New function.
9644 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9645 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9646 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9648 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9649 * function.c (prepare_function_start): Set default profile.
9650 * function.h (rtl_data): Add maybe_hot_insn_p.
9651 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9652 (construct_exit_block): Likewise.
9653 (tree_expand_cfg): Likewise.
9655 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9656 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9657 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9658 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9661 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9664 * c-decl.c (merge_decls): Merge USED flags.
9666 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9668 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9669 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9670 next_stack, lab_false and lab_over trees.
9672 2008-07-28 Richard Guenther <rguenther@suse.de>
9674 PR tree-optimization/36957
9675 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9676 (useless_type_conversion_p): Remove.
9677 (types_compatible_p): Remove.
9678 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9679 (useless_type_conversion_p): Declare.
9680 (types_compatible_p): Declare.
9681 (gimple_expr_type): Return the base type only if it is
9682 trivially convertible to the subtype.
9684 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9686 * configure.ac: Use the m4_do macro to concatenate the warnings into
9687 one string in ACX_PROG_CC_WARNING_OPTS,
9688 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9689 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9690 * configure: Regenerate.
9692 2008-07-28 Richard Guenther <rguenther@suse.de>
9694 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9695 (insert_fake_stores): Remove.
9696 (realify_fake_stores): Likewise.
9697 (execute_pre): Remove dead code.
9698 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9699 (find_func_aliases): Deal with it here instead.
9700 Re-enable gcc_unreachable call.
9702 2008-07-28 Richard Guenther <rguenther@suse.de>
9704 Merge from gimple-tuples-branch.
9706 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9707 * gimple.def: New file.
9708 * gsstruct.def: Likewise.
9709 * gimple-iterator.c: Likewise.
9710 * gimple-pretty-print.c: Likewise.
9711 * tree-gimple.c: Removed. Merged into ...
9712 * gimple.c: ... here. New file.
9713 * tree-gimple.h: Removed. Merged into ...
9714 * gimple.h: ... here. New file.
9716 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9717 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9718 --enable-checking=gimple flag.
9719 * config.in: Likewise.
9720 * configure: Regenerated.
9722 * tree-ssa-operands.h: Tuplified.
9723 * tree-vrp.c: Likewise.
9724 * tree-loop-linear.c: Likewise.
9725 * tree-into-ssa.c: Likewise.
9726 * tree-ssa-loop-im.c: Likewise.
9727 * tree-dump.c: Likewise.
9728 * tree-complex.c: Likewise.
9729 * cgraphbuild.c: Likewise.
9730 * tree-ssa-threadupdate.c: Likewise.
9731 * tree-ssa-loop-niter.c: Likewise.
9732 * tree-pretty-print.c: Likewise.
9733 * tracer.c: Likewise.
9734 * gengtype.c: Likewise.
9735 * tree-loop-distribution.c: Likewise.
9736 * tree-ssa-loop-unswitch.c: Likewise.
9737 * cgraph.c: Likewise.
9738 * cgraph.h: Likewise.
9739 * tree-ssa-loop-manip.c: Likewise.
9740 * value-prof.c: Likewise.
9741 * tree-ssa-loop-ch.c: Likewise.
9742 * tree-tailcall.c: Likewise.
9743 * value-prof.h: Likewise.
9746 * tree-pass.h: Likewise.
9747 * ipa-cp.c: Likewise.
9748 * tree-scalar-evolution.c: Likewise.
9749 * tree-scalar-evolution.h: Likewise.
9750 * target.h: Likewise.
9751 * lambda-mat.c: Likewise.
9752 * tree-phinodes.c: Likewise.
9753 * diagnostic.h: Likewise.
9754 * builtins.c: Likewise.
9755 * tree-ssa-alias-warnings.c: Likewise.
9756 * cfghooks.c: Likewise.
9757 * fold-const.c: Likewise.
9758 * cfghooks.h: Likewise.
9759 * omp-low.c: Likewise.
9760 * tree-ssa-dse.c: Likewise.
9761 * ipa-reference.c: Likewise.
9762 * tree-ssa-uncprop.c: Likewise.
9763 * toplev.c: Likewise.
9764 * tree-gimple.c: Likewise.
9765 * tree-gimple.h: Likewise.
9766 * tree-chrec.c: Likewise.
9767 * tree-chrec.h: Likewise.
9768 * tree-ssa-sccvn.c: Likewise.
9769 * tree-ssa-sccvn.h: Likewise.
9770 * cgraphunit.c: Likewise.
9771 * tree-ssa-copyrename.c: Likewise.
9772 * tree-ssa-ccp.c: Likewise.
9773 * tree-ssa-loop-ivopts.c: Likewise.
9774 * tree-nomudflap.c: Likewise.
9775 * tree-call-cdce.c: Likewise.
9776 * ipa-pure-const.c: Likewise.
9777 * c-format.c: Likewise.
9778 * tree-stdarg.c: Likewise.
9779 * tree-ssa-math-opts.c: Likewise.
9780 * tree-ssa-dom.c: Likewise.
9781 * tree-nrv.c: Likewise.
9782 * tree-ssa-propagate.c: Likewise.
9783 * ipa-utils.c: Likewise.
9784 * tree-ssa-propagate.h: Likewise.
9785 * tree-ssa-alias.c: Likewise.
9786 * gimple-low.c: Likewise.
9787 * tree-ssa-sink.c: Likewise.
9788 * ipa-inline.c: Likewise.
9789 * c-semantics.c: Likewise.
9790 * dwarf2out.c: Likewise.
9792 * tree-ssa-loop-ivcanon.c: Likewise.
9793 * predict.c: Likewise.
9794 * tree-ssa-loop.c: Likewise.
9795 * tree-parloops.c: Likewise.
9796 * tree-ssa-address.c: Likewise.
9797 * tree-ssa-ifcombine.c: Likewise.
9798 * matrix-reorg.c: Likewise.
9799 * c-decl.c: Likewise.
9800 * tree-eh.c: Likewise.
9801 * c-pretty-print.c: Likewise.
9802 * lambda-trans.c: Likewise.
9803 * function.c: Likewise.
9804 * langhooks.c: Likewise.
9805 * ebitmap.h: Likewise.
9806 * tree-vectorizer.c: Likewise.
9807 * function.h: Likewise.
9808 * langhooks.h: Likewise.
9809 * tree-vectorizer.h: Likewise.
9810 * ipa-type-escape.c: Likewise.
9811 * ipa-type-escape.h: Likewise.
9812 * domwalk.c: Likewise.
9813 * tree-if-conv.c: Likewise.
9814 * profile.c: Likewise.
9815 * domwalk.h: Likewise.
9816 * tree-data-ref.c: Likewise.
9817 * tree-data-ref.h: Likewise.
9818 * tree-flow-inline.h: Likewise.
9819 * tree-affine.c: Likewise.
9820 * tree-vect-analyze.c: Likewise.
9821 * c-typeck.c: Likewise.
9822 * gimplify.c: Likewise.
9823 * coretypes.h: Likewise.
9824 * tree-ssa-phiopt.c: Likewise.
9825 * calls.c: Likewise.
9826 * tree-ssa-coalesce.c: Likewise.
9827 * tree.def: Likewise.
9828 * tree-dfa.c: Likewise.
9829 * except.c: Likewise.
9830 * except.h: Likewise.
9831 * cfgexpand.c: Likewise.
9832 * tree-cfgcleanup.c: Likewise.
9833 * tree-ssa-pre.c: Likewise.
9834 * tree-ssa-live.c: Likewise.
9835 * tree-sra.c: Likewise.
9836 * tree-ssa-live.h: Likewise.
9837 * tree-predcom.c: Likewise.
9838 * lambda.h: Likewise.
9839 * tree-mudflap.c: Likewise.
9840 * ipa-prop.c: Likewise.
9841 * print-tree.c: Likewise.
9842 * tree-ssa-copy.c: Likewise.
9843 * ipa-prop.h: Likewise.
9844 * tree-ssa-forwprop.c: Likewise.
9845 * ggc-page.c: Likewise.
9846 * c-omp.c: Likewise.
9847 * tree-ssa-dce.c: Likewise.
9848 * tree-vect-patterns.c: Likewise.
9849 * tree-ssa-ter.c: Likewise.
9850 * tree-nested.c: Likewise.
9851 * tree-ssa.c: Likewise.
9852 * lambda-code.c: Likewise.
9853 * tree-ssa-loop-prefetch.c: Likewise.
9854 * tree-inline.c: Likewise.
9855 * tree-inline.h: Likewise.
9856 * tree-iterator.c: Likewise.
9857 * tree-optimize.c: Likewise.
9858 * tree-ssa-phiprop.c: Likewise.
9859 * tree-vect-transform.c: Likewise.
9860 * tree-object-size.c: Likewise.
9861 * tree-outof-ssa.c: Likewise.
9862 * cfgloop.c: Likewise.
9863 * system.h: Likewise.
9864 * tree-profile.c: Likewise.
9865 * cfgloop.h: Likewise.
9866 * c-gimplify.c: Likewise.
9867 * c-common.c: Likewise.
9868 * tree-vect-generic.c: Likewise.
9869 * tree-flow.h: Likewise.
9870 * c-common.h: Likewise.
9871 * basic-block.h: Likewise.
9872 * tree-ssa-structalias.c: Likewise.
9873 * tree-switch-conversion.c: Likewise.
9874 * tree-ssa-structalias.h: Likewise.
9875 * tree-cfg.c: Likewise.
9876 * passes.c: Likewise.
9877 * ipa-struct-reorg.c: Likewise.
9878 * ipa-struct-reorg.h: Likewise.
9879 * tree-ssa-reassoc.c: Likewise.
9880 * cfgrtl.c: Likewise.
9881 * varpool.c: Likewise.
9883 * tree-ssanames.c: Likewise.
9884 * tree-ssa-threadedge.c: Likewise.
9885 * langhooks-def.h: Likewise.
9886 * tree-ssa-operands.c: Likewise.
9887 * config/alpha/alpha.c: Likewise.
9888 * config/frv/frv.c: Likewise.
9889 * config/s390/s390.c: Likewise.
9890 * config/m32c/m32c.c: Likewise.
9891 * config/m32c/m32c-protos.h: Likewise.
9892 * config/spu/spu.c: Likewise.
9893 * config/sparc/sparc.c: Likewise.
9894 * config/i386/i386.c: Likewise.
9895 * config/sh/sh.c: Likewise.
9896 * config/xtensa/xtensa.c: Likewise.
9897 * config/stormy16/stormy16.c: Likewise.
9898 * config/ia64/ia64.c: Likewise.
9899 * config/rs6000/rs6000.c: Likewise.
9900 * config/pa/pa.c: Likewise.
9901 * config/mips/mips.c: Likewise.
9903 2008-07-28 Simon Baldwin <simonb@google.com>
9905 * c-pragma.c (handle_pragma_message): New function.
9906 (init_pragma): Register handle_pragma_message.
9907 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9910 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9912 PR tree-optimization/35252
9913 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9914 REALPART_EXPR to be considered as same load operation.
9916 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9918 PR tree-optimization/36830
9919 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9920 (expressions_equal_p): Return false if only one operand is null.
9922 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9924 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9925 version requirements.
9927 2008-07-26 Olivier Hainque <hainque@adacore.com>
9929 * collect2.c (symkind): New enum. Symbol kinds we care about.
9930 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9931 code and head comment accordingly.
9932 (scan_prog_file): Use symkind names instead of bare integers.
9934 2008-07-25 Jan Hubicka <jh@suse.cz>
9936 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9938 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9939 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9940 * dojump.c (clear_pending_stack_adjust): Likewise.
9941 * print-tree.c (print_node): Ignore DECL_INLINE.
9942 * tree-inline.c (inlinable_function_p): Likewise.
9944 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9946 * doc/extend.texi (hot attribute): Document that the hot attribute
9947 turns on -O3 for some ports.
9948 (cold attribute): Document that the cold attribute turns on -Os
9951 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9952 reflect function specific option support.
9954 * target.h (struct target_option_hooks): Add fields to say whether
9955 the cold attribute implies -Os and the hot attribute implies -O3.
9957 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9958 By default, do not turn on -Os for cold functions.
9959 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9960 not turn on -O3 for hot functions.
9962 * c-common.c (handle_hot_attribute): Use target hook to determine
9963 if hot functions should enable -O3.
9964 (handle_cold_attribute): Use target hook to determine if cold
9965 functions should enable -Os.
9967 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9968 (override_options): Move disable scheduling to
9969 optimization_options.
9970 (optimization_options): Disable scheduling here, not
9972 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9973 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9975 * config/ia64/ia64.c (ia64_override_options): Move setting
9976 scheduling flags to ia64_optimization_options.
9977 (ia64_optimization_options): Disable scheduling options here, and
9978 not in ia64_override_options.
9979 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9980 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9982 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9985 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9987 2008-07-25 Martin Jambor <mjambor@suse.cz>
9989 PR tree-optimization/36926
9990 * ipa-prop.c (ipa_analyze_call_uses): Call
9991 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9993 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9995 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9996 movv2si_internal): Add mem = reg alternative.
9998 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10001 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10002 DEFAULT_PCC_STRUCT_RETURN to 127.
10004 2008-07-24 Jan Hubicka <jh@suse.cz>
10006 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10007 (build_cgraph_edges): Likewise.
10008 * cgraph.c (cgraph_node): Do not update assembler hash.
10009 (cgraph_remove_node): Drop non-unit-at-a-time code.
10010 * tree-pass.h (pass_O0_always_inline): Remove.
10011 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10012 * toplev.c (process_options): Flag unit-at-a-time does not imply
10013 no section anchors.
10014 * cgraphunit.c: Update comments.
10015 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10016 (cgraph_assemble_pending_functions): Remove.
10017 (cgraph_reset_node): Drop non-unit-at-a-time code.
10018 (cgraph_finalize_function): Likewise.
10019 (cgraph_analyze_function): Likewise.
10020 (cgraph_finalize_compilation_unit): Likewise.
10021 (cgraph_expand_function): Likewise.
10022 (cgraph_optimize): Likesise.
10023 (save_inline_function_body): Likewise.
10024 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10025 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10026 * ipa-inline.c: Update comments.
10027 (enum inlining_mode): remove INLINE_SPEED.
10028 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10029 (cgraph_mark_inline_edge): Likewise.
10030 (try_inline): Likewise.
10031 (cgraph_decide_inlining_incrementally): Likewise.
10032 (cgraph_gate_inlining): Remove.
10033 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10034 (cgraph_gate_early_inlining): Likewise.
10035 (gate_inline_passes): Remove.
10036 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10037 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10038 pass_O0_always_inline): Remove.
10039 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10040 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10041 * opts.c (no_unit_at_a_time_default): Remove.
10042 (decode_options): Remove flag_unit_at_a_time reset and warning.
10043 * opts.h (no_unit_at_a_time_default): Remove.
10044 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10045 early in GNU dialect.
10046 (merge_decls): Update comment; drop unit-at-a-time check.
10047 (finish_decl): Likewise.
10048 (grok_declaration): Remove flag_inline_trees code.
10049 (finish_functions): Return on function returning non-void on all
10051 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10052 * cfgexpand.c (expand_one_static_var): Remove.
10053 (expand_one_var): Remove expand_one_static_var call.
10054 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10055 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10056 and flag_unit_at_a-time compatibility checks.
10057 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10058 * tree-inline.c (flag_inline_trees): Remove.
10059 (inlinable_function_p): Don't check it.
10060 (expand_call_inline): Remove non-unit-at-a-time code.
10061 * tree-inline.h (flag_inline_trees): Remove.
10062 * tree-optimize.c (execute_early_local_optimizations): Remove
10063 unit-at-a-time checks.
10064 (tree_rest_of_compilation): Likewise.
10065 * combine.c (setup_incoming_promotions): Likewise.
10066 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10067 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10068 * passes.c (pass_inline_parameters): Update comments; remove
10069 O0_alwaysinline pass.
10070 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10071 (execute_one_pass): Likewise.
10072 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10073 (ix86_function_sseregparm): Likewise.
10074 * arm.c (arm_function_in_section_p): Likewise.
10075 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10076 * varpool.c: Update comments.
10077 (decide_is_variable_needed): Remove unit-at-a-time checks.
10078 (varpool_finalize_decl): Likewise.
10080 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10082 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10083 to 2 instead of -1.
10084 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10086 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10088 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10089 imp symbol extension.
10091 2008-07-23 Ian Lance Taylor <iant@google.com>
10093 * tree-vrp.c (infer_value_range): Ignore asm statements when
10094 looking for memory accesses for -fdelete-null-pointer-checks.
10096 2008-07-24 Ben Elliston <bje@au.ibm.com>
10098 * config/spu/spu-c.c (__vector_keyword): New variable.
10099 (vector_keyword): Likewise.
10100 (spu_categorize_keyword): New function.
10101 (spu_macro_to_expand): Likewise.
10102 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10103 compiling an ISO C dialect.
10105 2008-07-24 Ben Elliston <bje@au.ibm.com>
10107 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10108 conventional usage.
10110 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10112 * configure: Regenerate.
10113 * configure.ac: Require texinfo 4.7.
10114 * doc/install.texi: Document texinfo 4.7 requirement.
10116 2008-07-23 Martin Jambor <mjambor@suse.cz>
10118 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10119 rather than for DECL_SAVED_TREE.
10120 * ipa-prop.c: Include diagnostic.h.
10121 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10123 (ipa_detect_param_modifications): Function rewritten from scratch.
10124 (ipa_compute_jump_functions): Changed accesses to modification flags.
10125 (ipa_free_node_params_substructures): Update flags destruction.
10126 (ipa_node_duplication_hook): Update flags duplication.
10127 (ipa_print_all_params_modified): Updated flag access.
10128 * ipa-prop.h (struct ipa_param_flags): New structure.
10129 (struct ipa_node_params): New field modification_analysis_done,
10130 modified_flags changed into param_flags.
10131 (ipa_is_ith_param_modified): Changed to use new flags.
10132 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10134 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10135 ipa-cp.c and split into two functions.
10136 (ipa_print_node_jump_functions): New function.
10137 (compute_scalar_jump_functions): New function.
10138 (type_like_member_ptr_p): New function.
10139 (compute_pass_through_member_ptrs): New function.
10140 (fill_member_ptr_cst_jump_function): New function.
10141 (determine_cst_member_ptr): New function.
10142 (compute_cst_member_ptr_arguments): New function.
10143 (ipa_compute_jump_functions): Complete rewrite.
10144 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10145 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10146 (struct ipa_member_ptr_cst): New structure.
10147 (union jump_func_value): New field member_cst.
10148 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10149 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10150 jump function types.
10151 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10152 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10153 instead of ipcp_print_all_jump_functions.
10154 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10155 only for replacable scalars.
10157 * doc/invoke.texi (Optimize options): Add description of
10158 -findirect-inlining.
10159 * common.opt (flag_indirect_inlining): New flag.
10160 * opts.c (decode_options): Set flag_indirect_inlining when
10163 * ipa-inline.c: Include ipa-prop.h.
10164 (inline_indirect_intraprocedural_analysis): New function.
10165 (inline_generate_summary): Allocate parameter and argument info
10166 structures, call inline_indirect_intraprocedural_analysis on each
10167 node when doing indirect inlining and deallocate indirect inlining
10168 data structures in the end.
10169 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10170 (free_all_ipa_structures_after_iinln): New function.
10171 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10173 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10175 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10176 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10177 of computing the frequency separately.
10178 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10179 of computing the frequency separately.
10180 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10181 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10182 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10183 (ipa_get_stmt_member_ptr_load_param): New function.
10184 (ipa_is_ssa_with_stmt_def): New function.
10185 (ipa_note_param_call): New function.
10186 (ipa_analyze_call_uses): New function.
10187 (ipa_analyze_stmt_uses): New function.
10188 (ipa_analyze_params_uses): New function.
10189 (ipa_free_node_params_substructures): Also free the param_calls linked
10191 (ipa_node_duplication_hook): Also duplicate the param_calls
10193 (ipa_print_node_param_flags): New function.
10194 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10195 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10196 * ipa-prop.h (struct ipa_param_flags): New field called.
10197 (struct ipa_param_call_note): New structure.
10198 (struct ipa_node_params): New fields param_calls and
10199 uses_analysis_done.
10200 (ipa_is_ith_param_called): New function.
10201 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10202 ipa_analyze_params_uses and dump parameter flags.
10204 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10205 ipa_propagate_indirect_call_infos if performing indirect inlining,
10206 pass a new parameter new_edges to it.
10207 (add_new_edges_to_heap): New fucntion.
10208 (cgraph_decide_inlining_of_small_functions): New vector
10209 new_indirect_edges for newly found indirect edges , call
10210 ipa_propagate_indirect_call_infos after inlining.
10211 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10212 inlining if performing indirect inlining. Call
10213 free_all_ipa_structures_after_iinln when doing so too.
10214 (inline_generate_summary): Do not call
10215 free_all_ipa_structures_after_iinln here.
10216 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10217 (print_edge_addition_message): New function.
10218 (update_call_notes_after_inlining): New function.
10219 (propagate_info_to_inlined_callees): New function.
10220 (ipa_propagate_indirect_call_infos): New function.
10221 * ipa-prop.h: Include cgraph.h
10222 (struct ipa_param_call_note): Fields reordered, new field processed.
10223 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10224 flag indirect_call.
10225 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10226 rediscovered call statements.
10227 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10228 (dump_cgraph_node): Dump also the indirect_call flag.
10229 (cgraph_clone_edge): Copy also the indirect_call flag.
10230 * tree-inline.c (copy_bb): Do not check for fndecls from call
10231 expressions, check for edge availability when moving clones.
10232 (get_indirect_callee_fndecl): New function.
10233 (expand_call_inline): If callee declaration is not apprent from
10234 the statement, try calling get_indirect_callee_fndecl. Do not
10235 issue warnings or call sorry when not inlinings an indirect edge.
10236 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10238 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10239 bit more frandly to matching.
10240 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10241 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10242 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10244 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10247 * opth-gen.awk: Suppress function specific features when building
10249 * optc-gen.awk: Ditto.
10251 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10254 * diagnostic.c (pedwarn): Add opt parameter.
10256 * c-tree.h (pedwarn_init): Add opt parameter.
10257 (pedwarn_c90): Likewise.
10258 (pedwarn_c99): Likewise.
10259 * c-errors.c (pedwarn_c99): Likewise.
10260 (pedwarn_c90): Likewise.
10261 * toplev.h (pedwarn): Update declaration.
10262 (pedwarn0): Declare.
10263 * c-lex.c: All calls to pedwarn changed.
10264 * builtins.c: All calls to pedwarn changed.
10265 * toplev.c: All calls to pedwarn changed.
10266 * c-decl.c: All calls to pedwarn changed.
10267 * c-typeck.c: All calls to pedwarn changed.
10268 * c-common.c: All calls to pedwarn changed.
10269 * c-parser.c: All calls to pedwarn changed.
10271 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10272 Karthik Kumar <karthikkumar@gmail.com>
10274 * attribs.c (file scope): Include c-common.h.
10275 (decl_attributes): Add support for #pragma GCC optimize and
10276 #pragma GCC option.
10278 * targhooks.c (default_can_inline_p): New function that is the
10279 default for the TARGET_CAN_INLINE_P target hook.
10281 * targhooks.h (default_can_inline_p): Add declaration.
10283 * tree.c (cl_optimization_node): New static tree for building
10284 OPTIMIZATION_NODE tree.
10285 (cl_target_option_node): New static tree for building
10286 TARGET_OPTION_NODE tree.
10287 (cl_option_hash_table): New hash table for hashing
10288 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10289 (cl_option_hash_hash): New function to provide the hash value for
10290 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10291 (cl_option_hash_eq): New function to provide an equality test for
10292 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10293 (tree_code_size): Add support for OPTIMIZATION_NODE and
10294 TARGET_OPTION_NODE trees.
10295 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10296 TARGET_OPTION_NODE trees.
10297 (build_optimization_node): Build a tree that has all of the
10298 current optimization options.
10299 (build_target_option_node): Build a tree that has the target
10300 options that might be changed on a per function basis.
10302 * tree.h (file scope): Include options.h.
10303 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10304 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10305 (TREE_OPTIMIZATION): Ditto.
10306 (TREE_TARGET_SPECIFIC): Ditto.
10307 (struct tree_function_decl): Add fields for remembering the
10308 current optimization options and target specific options.
10309 (struct tree_optimization_option): New tree variant that remembers
10310 the optimization options.
10311 (struct tree_target_option): New tree variant that remembers the
10312 target specific flags that might change for compiling a particular
10314 (union tree_node): Include tree_optimization_option and
10315 tree_target_option fields.
10316 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10317 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10318 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10319 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10320 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10321 optimization and target options.
10322 (optimization_default_node): New macro to refer to global_trees
10324 (optimization_current_node): Ditto.
10325 (optimization_cold_node): Ditto.
10326 (optimization_hot_node): Ditto.
10327 (target_option_default_node): Ditto.
10328 (target_option_current_node): Ditto.
10329 (current_option_pragma): Ditto.
10330 (current_optimize_pragma): Ditto.
10332 * target.h (struct gcc_target): Add valid_option_attribute_p,
10333 target_option_save, target_option_restore, target_option_print,
10334 target_option_pragma_parse, and can_inline_p hooks.
10336 * toplev.h (parse_optimize_options): Add declaration.
10337 (fast_math_flags_struct_set_p): Ditto.
10339 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10340 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10343 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10344 tree_can_inline_p hook to see if one function can inline another.
10345 (cgraph_decide_inlining): Ditto.
10346 (cgraph_decide_inlining_incrementally): Ditto.
10348 * opts.c (decode_options): Add support for running multiple times
10349 to allow functions with different target or optimization options
10350 than was specified on the command line.
10351 (fast_math_flags_struct_set_p): New function that is similar to
10352 fast_math_flags_set_p, except it uses the values in the
10353 cl_optimization structure instead of global variables.
10355 * optc-gen.awk: Add support for TargetSave to allow a back end to
10356 declare new fields that need to be saved when using function
10357 specific options. Include flags.h and target.h in the options.c
10358 source. Add support for Save to indicate which options can be set
10359 for individual functions. Generate cl_optimize_save,
10360 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10361 cl_target_option_restore, cl_target_option_print functions to
10362 allow functions to use different optimization or target options.
10364 * opt-functions.awk (var_type_struct): Return the type used for
10365 storing the field in a structure.
10367 * opth-gen.awk: Add support for TargetSave to allow a back end to
10368 declare new fields that need to be saved when using function
10369 specific options. Add support for Save to indicate which options
10370 can be set for individual functions. Only generate one extern for
10371 Mask fields. Generate cl_optimization and cl_target_option
10372 structures to remember optimization and target options.
10374 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10375 collecting new tree nodes.
10376 (TS_TARGET_OPTION): Ditto.
10378 * c-decl.c (merge_decls): Merge function specific target and
10379 optimization options.
10381 * function.c (invoke_set_current_function_hook): If the function
10382 uses different optimization options, change the global variables
10385 * coretypes.h (struct cl_optimization): Add forward reference.
10386 (struct cl_target_option): Ditto.
10388 * c-pragma.c (option_stack): New static vector to remember the
10389 current #pragma GCC option stack.
10390 (handle_pragma_option): New function to support #pragma GCC option
10391 to change target options.
10392 (optimize_stack): New static vector to remember the current
10393 #pragma GCC optimize stack.
10394 (handle_pragma_optimize): New function to support #pragma GCC
10395 optimize to change optimization options.
10396 (init_pragma): Add support for #pragma GCC optimize and #pragma
10399 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10400 optimization options.
10401 (TARGET_OPTION_NODE): New tree code for remembering certain target
10404 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10405 TARGET_OPTION_NODE trees.
10407 * common.opt (-O): Add Optimization flag.
10409 (-fmath-errno): Ditto.
10410 (-falign-functions): Add UInteger flag to make sure flag gets full
10411 int in cl_optimization structure.
10412 (-falign-jumps): Ditto.
10413 (-falign-labels): Ditto.
10414 (-falign-loops): Ditto.
10415 (-fsched-stalled-insns): Ditto.
10416 (-fsched-stalled-insns-dep): Ditto.
10418 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10420 (TARGET_OPTION_SAVE): Ditto.
10421 (TARGET_OPTION_RESTORE): Ditto.
10422 (TARGET_OPTION_PRINT): Ditto.
10423 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10424 (TARGET_CAN_INLINE_P): Ditto.
10425 (TARGET_INITIALIZER): Add new hooks.
10427 * tree-inline.c (tree_can_inline_p): New function to determine
10428 whether one function can inline another. Check if the functions
10429 use compatible optimization options, and also call the backend
10432 * tree-inline.h (tree_can_inline_p): Add declaration.
10434 * c-common.c (c_common_attribute): Add support for option and
10435 optimize attributes.
10436 (handle_option_attribute): Add support for the option attribute to
10437 allow the user to specify different target options for compiling a
10439 (handle_optimize_attribute): Add support for the optimize
10440 attribute to allow the user to specify different optimization
10441 options for compiling a specific function.
10442 (handle_hot_attribute): Turn on -O3 optimization for this one
10443 function if it isn't the default optimization level.
10444 (handle_cold_attribute): Turn on -Os optimization for this one
10445 function if it insn't the default optimization.
10446 (const_char_p): New const char * typedef.
10447 (optimize_args): New static vector to remember the optimization
10449 (parse_optimize_options): New function to set up the optimization
10450 arguments from either the optimize attribute or #pragma GCC optimize.
10452 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10453 (builtin_define_std): Ditto.
10455 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10456 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10457 (x86_64-*-*): Ditto.
10459 * Makefile.in (TREE_H): Add options.h.
10460 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10462 * doc/extend.texi (option attribute): Document new attribute.
10463 (optimize attribute): Ditto.
10464 (hot attribute): Document hot attribute sets -O3.
10465 (cold attribute): Document cold attribute sets -Os.
10466 (#pragma GCC option): Document new pragma.
10467 (#pragma GCC optimize): Ditto.
10469 * doc/options.texi (TargetSave): Document TargetSave syntax.
10470 (UInteger): Document UInteger must be used for certain flags.
10471 (Save): Document Save option to create target specific options
10472 that can be saved/restored on a function specific context.
10474 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10475 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10477 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10478 (TARGET_OPTION_SAVE): Ditto.
10479 (TARGET_OPTION_RESTORE): Ditto.
10480 (TARGET_OPTION_PRINT): Ditto.
10481 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10482 (TARGET_CAN_INLINE_P): Ditto.
10484 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10486 (-mfpmath=both): Ditto.
10488 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10489 Karthik Kumar <karthikkumar@gmail.com>
10491 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10492 (TARGET_POPCNT): Ditto.
10493 (TARGET_SAHF): Ditto.
10494 (TARGET_AES): Ditto.
10495 (TARGET_PCLMUL): Ditto.
10496 (TARGET_CMPXCHG16B): Ditto.
10497 (TARGET_RECIP): Move switch into target_flags.
10498 (TARGET_FUSED_MADD): Ditto.
10499 (ix86_arch_features): Make an unsigned char type.
10500 (ix86_tune_features): Ditto.
10501 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10502 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10503 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10505 * config/i386/i386.opt (arch): New TargetSave field to define
10506 fields that need to be saved for function specific option support.
10509 (branch_cost): Ditto.
10510 (ix86_isa_flags_explicit): Ditto.
10511 (tune_defaulted): Ditto.
10512 (arch_specified): Ditto.
10513 (-m128-long-double): Add Save flag to save option for target
10514 specific option support.
10516 (-maccumulate-outgoing-args): Ditto.
10517 (-malign-double): Ditto.
10518 (-malign-stringops): Ditto.
10519 (-mfancy-math-387): Ditto.
10520 (-mhard-float): Ditto.
10521 (-mieee-fp): Ditto.
10522 (-minline-all-stringops): Ditto.
10523 (-minline-stringops-dynamically): Ditto.
10524 (-mms-bitfields): Ditto.
10525 (-mno-align-stringops): Ditto.
10526 (-mno-fancy-math-387): Ditto.
10527 (-mno-push-args): Ditto.
10528 (-mno-red-zone): Ditto.
10529 (-mpush-args): Ditto.
10530 (-mred-zone): Ditto.
10532 (-msseregparm): Ditto.
10533 (-mstack-arg-probe): Ditto.
10545 (-mno-sse4): Ditto.
10548 (-mrecip): Move flag into target_flags.
10550 (-mno-fused-madd): Ditto.
10551 (-mfused-madd): Ditto.
10552 (-mabm): Move flag into ix86_isa_flags.
10559 * config/i386/i386-c.c: New file for #pragma support.
10560 (ix86_target_macros_internal): New function to #define or #undef
10561 target macros based when the user uses the #pragma GCC option to
10562 change target options.
10563 (ix86_pragma_option_parse): New function to add #pragma GCC option
10565 (ix86_target_macros): Move defining the target macros here from
10566 TARGET_CPU_CPP_BUILTINS in i386.h.
10567 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10568 defined, initialize any subtarget #pragmas.
10570 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10571 REGISTER_TARGET_PRAGMAS.
10573 * config/i386/t-i386: New file for x86 dependencies.
10574 (i386.o): Make dependencies mirror the include files used.
10575 (i386-c.o): New file, add dependencies.
10577 * config/i386/i386-protos.h (override_options): Add bool argument.
10578 (ix86_valid_option_attribute_tree): Add declaration.
10579 (ix86_target_macros): Ditto.
10580 (ix86_register_macros): Ditto.
10582 * config/i386/i386.c (ix86_tune_features): Move initialization of
10583 the target masks to initial_ix86_tune_features to allow functions
10584 to have different target options. Make type unsigned char,
10585 instead of unsigned int.
10586 (initial_ix86_tune_features): New static vector to hold processor
10587 masks for the tune variables.
10588 (ix86_arch_features): Move initialization of the target masks to
10589 initial_ix86_arch_features to allow functions to have different
10590 target options. Make type unsigned char, instead of unsigned int.
10591 (initial_ix86_arch_features): New static vector to hold processor
10592 masks for the arch variables.
10593 (enum ix86_function_specific_strings): New enum to describe the
10594 string options used for attribute((option(...))).
10595 (ix86_target_string): New function to return a string that
10596 describes the target options.
10597 (ix86_debug_options): New function to print the current options in
10599 (ix86_function_specific_save): New function hook to save the
10600 function specific global variables in the cl_target_option structure.
10601 (ix86_function_specific_restore): New function hook to restore the
10602 function specific variables from the cl_target_option structure to
10603 the global variables.
10604 (ix86_function_specific_print): New function hook to print the
10605 target specific options in the cl_target_option structure.
10606 (ix86_valid_option_attribute_p): New function hook to validate
10607 attribute((option(...))) arguments.
10608 (ix86_valid_option_attribute_tree): New function that is common
10609 code between attribute((option(...))) and #pragma GCC option
10610 support that parses the options and returns a tree holding the options.
10611 (ix86_valid_option_attribute_inner_p): New helper function for
10612 ix86_valid_option_attribute_tree.
10613 (ix86_can_inline_p): New function hook to decide if one function
10614 can inline another on a target specific basis.
10615 (ix86_set_current_function); New function hook to switch target
10616 options if the user used attribute((option(...))) or #pragma GCC
10618 (ix86_tune_defaulted): Move to static file scope from
10620 (ix86_arch_specified): Ditto.
10621 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10623 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10624 (OPTION_MASK_ISA_ABM_SET): Ditto.
10625 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10626 (OPTION_MASK_ISA_CX16_SET): Ditto.
10627 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10628 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10629 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10630 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10631 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10632 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10633 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10634 (struct ptt): Move to static file scope from override_options.
10635 (processor_target_table): Ditto.
10636 (cpu_names): Ditto.
10637 (ix86_handle_option): Add support for options that are now isa options.
10638 (override_options): Add support for declaring functions that
10639 support different target options than were specified on the
10640 command line. Move struct ptt, processor_target_table, cpu_names,
10641 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10642 Add bool argument. Fix up error messages so the appropriate error
10643 is given for either command line or attribute.
10644 (ix86_previous_fndecl): New static to remember previous function
10645 declaration to see if we need to change target options.
10646 (ix86_builtins_isa): New array to record the ISA of each builtin
10648 (def_builtin): Always create the builtin function, even if the
10649 current ISA doesn't support it.
10650 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10651 tests for those builtins.
10652 (ix86_init_builtins): Remove TARGET_MMX test for calling
10653 ix86_init_mmx_sse_builtins.
10654 (ix86_expand_builtin): If the current ISA doesn't support a given
10655 builtin, signal an error.
10656 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10657 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10658 (TARGET_OPTION_SAVE): Ditto.
10659 (TARGET_OPTION_RESTORE): Ditto.
10660 (TARGET_OPTION_PRINT): Ditto.
10661 (TARGET_CAN_INLINE_P): Ditto.
10663 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10665 * c-typeck.c (build_external_ref): Don't call assemble_external.
10666 * final.c (output_operand): Call assemble_external.
10668 2008-07-21 DJ Delorie <dj@redhat.com>
10670 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10671 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10673 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10675 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10676 original insn and splitter contents into ...
10677 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10678 flag_unsafe_math_optimizations. Add dummy scratch register.
10679 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10680 !flag_unsafe_math_optimizations. Returns number with next
10681 highest magnitude if this is still less or equal to the true
10682 quotient in magnitude.
10684 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10686 * Makefile.in: Replace toplev.h with TOPLEV_H.
10687 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10688 * c-lex.c (fe_file_change): Don't set in_system_header.
10689 * c-parser.c (c_token): Remove in_system_header.
10690 (c_lex_one_token): Don't set in_system_header.
10691 (c_parser_set_source_position_from_token): Don't set in_system_header.
10692 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10695 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10696 * flags.h (in_system_header): Remove.
10697 * function.c (saved_in_system_header): Remove.
10698 (push_cfun): Don't set in_system_header.
10699 (pop_cfun): Don't set in_system_header.
10700 (push_struct_function): Don't set in_system_header.
10701 * input.h (expanded_location): Add sysp.
10702 (in_system_header_at): New.
10703 (in_system_header): New.
10704 * toplev.c (in_system_header): Remove.
10705 * toplev.h: Include input.h
10707 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10708 * tree-ssa.c (warn_uninit): Call warning_at.
10709 (warn_uninitialized_var): Update calls to warn_uninit.
10710 (warn_uninitialized_phi): Update calls to warn_uninit.
10711 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10712 (expand_location): Initialize xloc.sysp.
10713 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10714 (tree_decl_with_vis): Remove in_system_header_flag.
10716 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10719 * recog.c (asm_operand_ok): Change the order of the extra
10720 memory constraint checks.
10722 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10725 * tree-switch-conversion.c (build_one_array): Call
10726 varpool_mark_needed_node and varpool_finalize_decl
10727 instead of assemble_variable.
10729 2008-07-19 Jan Hubicka <jh@suse.cz>
10731 * cgraph.c (cgraph_add_new_function): Do early local passes.
10732 * tree-nrv.c (gate_pass_return_slot): New gate.
10733 (pass_nrv): Add the gate.
10734 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10736 (coalesce_ssa_name): Coalesce SSA names.
10737 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10738 not optimizing so unused user vars remains visible.
10739 * common.opt (flag_tree_ter): Always enable by default.
10740 * tree-ssa-ter.c: Include flags.h
10741 (is_replaceable_p): Check that locations match; when aliasing
10742 is missing be conservative about loads.
10743 * tree-optimize.c (gate_init_datastructures): Remove.
10744 (pass_init_datastructures): New.
10745 * passes.c: Reorder passes so we always go into SSA.
10747 2008-07-19 Jan Hubicka <jh@suse.cz>
10749 * doc/extend.texi (flatten attribute): Remove note about
10751 * doc/invoke.texi (--combine): Likewise.
10752 (-finline-functions-called-once): Update levels when enabled.
10753 (-funit-at-a-time): Document new behaviour.
10754 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10755 -fno-section-anchors when disabled explicitly.
10756 (inline params): They are not ignored now.
10757 (precompiled headers): Remove unit-at-a-time as being incompatible.
10758 * opts.c (decode_options): Handle unit-at-a-time as alias;
10759 imply -fno-section-anchors when toplevel reorder is disabled
10761 * common.opt (ftoplevel-reorder): Set default value to 2.
10762 (funit-at-a-time): Set default value to 1.
10763 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10766 2008-07-19 Jan Hubicka <jh@suse.cz>
10768 * builtins.c (expand_builtin_int_roundingfn,
10769 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10772 2008-07-19 Richard Guenther <rguenther@suse.de>
10775 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10776 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10777 * tree-ssa-pre.c (get_expr_value_id): For newly created
10778 constant value-ids make sure to add the expression to its
10781 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10783 PR middle-end/36877
10784 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10785 return value of the builtin is ignored.
10787 2008-07-19 Olivier Hainque <hainque@adacore.com>
10789 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10790 bits, a C conformant malloc implementation has to provide.
10791 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10793 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10797 * reload.c (find_reloads_subreg_address): Only reload address if
10798 reloaded == 0, not for reloaded != 1.
10801 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10802 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10803 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10804 m32c_legitimize_reload_address.
10806 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10807 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10808 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10810 2008-07-19 Olivier Hainque <hainque@adacore.com>
10812 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10813 argument, saying whether nested array are to be collapsed
10814 into a single array type DIE with multiple subscripts.
10815 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10816 issues, centralize the nested array types collapsing control and
10817 disable the transformation for Ada.
10819 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10822 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10824 (x86_64_shift_adj_2): New expander.
10825 (x86_64_shift_adj_3): Ditto.
10826 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10827 to split TImode operands.
10828 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10829 (ix86_split_lshr): Ditto.
10831 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10833 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10834 and __CHAR32_TYPE__.
10835 * c-typeck.c (digest_init): Support char16_t and char32_t.
10836 (set_nonincremental_init_from_string): Idem.
10838 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10840 PR middle-end/36859
10841 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10842 PREFERRED_STACK_BOUNDARY.
10843 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10845 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10847 PR middle-end/36858
10848 * function.c (locate_and_pad_parm): Cap boundary earlier.
10850 2008-07-17 Julian Brown <julian@codesourcery.com>
10852 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10853 no-op for targets which don't use DLLs.
10855 2008-07-17 Martin Jambor <mjambor@suse.cz>
10857 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10858 that nodes are relevant by examining the node->analyzed flag.
10859 (ipcp_init_stage): Check which nodes are relevant, assert that the
10860 relevant ones are also required.
10861 (ipcp_propagate_stage): Check on the side arrays are properly
10863 (ipcp_print_all_jump_functions): Make sure not to touch any node
10864 that is not analyzed or an edge that does not have a corresponding
10865 entry in the on-the-side vectors.
10866 (ipcp_function_scale_print): Likewise.
10867 (ipcp_update_callgraph): Check that the node is relevant.
10868 (ipcp_insert_stage): Check that the node is relevant. Check there is
10869 an info for every node and edge.
10870 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10871 (ipa_print_all_tree_maps): Likewise and a new variable info.
10872 (ipa_print_all_params_modified): Likewise.
10873 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10875 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10878 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10880 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10882 PR rtl-optimization/36753
10883 * fwprop.c (use_killed_between): Don't shortcut
10884 single-definition global registers.
10886 2008-07-16 Jan Hubicka <jh@suse.cz>
10888 * cgraph.h (varpool_empty_needed_queue): Declare.
10889 * cgraphunit.c (output_in_order): Mark all variables as needed;
10891 * varpool.c (varpool_assemble_node): Update debug queue.
10892 (varpool_assemble_pending_decls): Don't do it here.
10893 (varpool_empty_needed_queue): New function.
10895 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10897 * recog.c (peephole2_optimize): Fix formatting.
10899 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10901 * c-pch.c (get_ident): Avoid C++ keywords.
10902 * combine-stack-adj.c (single_set_for_csa): Likewise.
10903 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10904 output_asm_insn): Likewise.
10905 * reload.c (push_secondary_reload, find_reusable_reload,
10906 push_reload, combine_reloads, find_reloads,
10907 debug_reload_to_stream): Likewise.
10908 * reload.h (struct reload): Likewise.
10909 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10910 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10911 emit_output_reload_insns): Likewise.
10912 * targhooks.c (default_secondary_reload): Likewise.
10913 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10915 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10917 * recog.c (validate_change_1, validate_change,
10918 validate_unshare_change, validate_replace_rtx_1, struct
10919 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10921 * reload.c (push_secondary_reload, secondary_reload_class,
10922 scratch_reload_class, find_valid_class, find_reusable_reload,
10923 push_reload, find_dummy_reload, find_reloads_address_1,
10924 find_reloads_address_part, find_equiv_reg): Likewise.
10925 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10926 choose_reload_regs): Likewise.
10927 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10929 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10930 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10931 * sched-rgn.c (concat_INSN_LIST): Likewise.
10932 * stor-layout.c (mode_for_size, mode_for_size_tree,
10933 smallest_mode_for_size): Likewise.
10935 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10937 * cfg.c (dump_reg_info): Avoid C++ keywords.
10938 * dwarf2asm.c (dw2_force_const_mem,
10939 dw2_asm_output_encoded_addr_rtx): Likewise.
10940 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10941 * expmed.c (expand_shift): Likewise.
10942 * global.c (find_reg): Likewise.
10943 * graph.c (draw_edge): Likewise.
10944 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10945 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10946 widen_clz, widen_bswap, expand_parity, expand_unop,
10947 emit_cmp_and_jump_insn_1): Likewise.
10948 * postreload.c (reload_cse_simplify_operands): Likewise.
10949 * ra.h (add_neighbor): Likewise.
10950 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10951 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10952 record_reg_classes, copy_cost, record_address_regs,
10953 invalid_mode_change_p): Likewise.
10954 * regrename.c (regrename_optimize, scan_rtx_reg,
10955 dump_def_use_chain, find_oldest_value_reg,
10956 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10958 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10960 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10961 MASK_POWERPC64 for power4 in previous commit.
10963 2008-07-16 Olivier Hainque <hainque@adacore.com>
10965 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10966 instead of bare conversion to cast const-ness away.
10968 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10970 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10971 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10972 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10973 (TARGET_FUNCTION_VALUE): Define.
10975 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10977 * config/rs6000/rs6000.c (processor_target_table): Add
10978 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10980 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10983 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10984 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10985 m32c_legitimize_reload_address.
10987 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
10989 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10990 DECL_IN_SYSTEM_HEADER in sync.
10992 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10994 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10995 * tree-ssa-pre.c (pre_expr_eq): Ditto
10996 (get_constant_for_value_id): Take a type as an argument.
10997 (fully_constant_expression): Pass in type.
10998 (find_or_generate_expression): Short circuit constant case.
10999 (create_expression_by_pieces): Remove special casing of
11001 (do_regular_insertion): Short circuit constant case.
11002 (do_partial_partial_insertion): Ditto.
11004 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11007 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11009 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11011 * config/xtensa/libgcc-xtensa.ver: New file.
11012 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11014 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11016 * df-problems.c (df_set_note): Avoid C++ keywords.
11017 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11018 * dse.c (record_store, remove_useless_values): Likewise.
11019 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11020 gen_reg_rtx_offset, operand_subword, change_address_1,
11021 change_address, adjust_address_1, offset_address,
11022 widen_memory_access, emit_copy_of_insn_after): Likewise.
11023 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11024 * fwprop.c (should_replace_address, propagate_rtx_1,
11025 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11027 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11028 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11029 * lcm.c (compute_insert_delete, pre_edge_lcm,
11030 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11031 * lower-subreg.c (resolve_reg_notes): Likewise.
11032 * mode-switching.c (optimize_mode_switching): Likewise.
11034 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11036 * bt-load.c (add_btr_def, migrate_btr_def,
11037 branch_target_load_optimize): Avoid C++ keywords.
11038 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11040 * combine.c (subst, simplify_set, make_extraction,
11041 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11042 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11043 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11045 2008-07-15 Richard Guenther <rguenther@suse.de>
11047 PR middle-end/36369
11048 * c-common.c (strict_aliasing_warning): Do not warn for
11049 TYPE_REF_CAN_ALIAS_ALL pointers.
11050 (c_common_get_alias_set): may_alias types are not special.
11051 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11052 attribute and set can_ref_all accordingly.
11053 (build_reference_type_for_mode): Likewise.
11054 * doc/extend.texi (may_alias): Clarify.
11056 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11059 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11060 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11062 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11065 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11066 gcc_assert, instead call output_operand_lossage.
11068 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11070 * builtins.c (std_canonical_va_list): Treat structure based
11073 2008-07-15 Ben Elliston <bje@au.ibm.com>
11075 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11077 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11079 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11082 2008-07-14 Jan Hubicka <jh@suse.cz>
11084 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11085 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11086 fix predicates and constraints.
11087 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11088 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11090 2008-07-14 Doug Kwan <dougkwan@google.com>
11092 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11093 additional option file arm/eabi.opt.
11094 * config/arm/eabi.h (File): New configuration file for EABI targets.
11095 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11096 SUBSUBTARGET_EXTRA_SPECS.
11097 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11098 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11099 from STARTFILE_SPEC so that it can be referenced in an override.
11100 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11101 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11102 can be referenced in an override.
11103 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11104 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11105 so that it can be referenced in an override.
11106 (LINK_SPEC): Use BPABI_LINK_SPEC.
11107 * config/arm/eabi.opt (File): New.
11109 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11111 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11112 (FIXED_VALUE_H): New variable.
11113 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11114 input.h, fixed-value.h.
11115 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11116 (BASIC_BLOCK_H): Use $(BITMAP_H).
11117 (FUNCTION_H): Add varray.h.
11118 (IPA_REFERENCE_H): Use $(BITMAP_H).
11119 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11120 (DF_H): Use $(BITMAP_H).
11121 (GGC_H): Add statistics.h.
11122 (INSN_ADDR_H): New.
11123 (INSN_ATTR_H): Use it.
11124 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11126 (SYMTAB_H): Add $(OBSTACK_H).
11127 (CPP_INTERNAL_H): New.
11128 (TREE_DUMP_H): Add tree-pass.h.
11129 (TREE_FLOW_H): Use $(BITMAP_H)
11130 (PRETTY_PRINT_H): Use $(INPUT_H).
11131 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11134 (many object files): Fix lots of header dependencies throughout.
11136 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11138 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11140 (s-gtyp-input): Use them to write tmp-gi.list.
11141 (echo_to_gi.list): Remove.
11143 2008-07-14 Richard Guenther <rguenther@suse.de>
11145 * tree-ssa-sccvn.c (pre_info): Remove.
11146 (switch_to_PRE_table): Likewise.
11147 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11148 (set_hashtable_value_ids): Do not create value-ids for the
11150 (run_scc_vn): Remove double test. Remove bogus special-case
11151 in value-number printing.
11152 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11153 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11155 * tree-flow-inline.h (get_value_handle): Remove.
11156 * tree-flow.h (get_value_handle): Remove.
11158 2008-07-14 Martin Jambor <mjambor@suse.cz>
11160 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11161 in which we generate arithmetics is not a subrange.
11163 2008-07-14 Martin Jambor <mjambor@suse.cz>
11165 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11167 2008-07-14 Richard Guenther <rguenther@suse.de>
11169 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11171 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11174 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11175 reload for symbol refs moved to r0 with -fPIC.
11176 (legitimize_pic_address): Use the target register as temporary
11178 (emit_symbolic_move): Adjust comment.
11179 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11182 2008-07-14 Ben Elliston <bje@au.ibm.com>
11184 * c-common.h (C_CPP_HASHNODE): New macro.
11185 * coretypes.h (struct cpp_token): Forward declare.
11186 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11187 the context-sensitive keyword method.
11188 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11189 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11190 expand_bool_pixel): New.
11191 (altivec_categorize_keyword): New function.
11192 (init_vector_keywords): New function.
11193 (rs6000_macro_to_expand): Likewise.
11194 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11195 compiling an ISO C dialect.
11197 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11199 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11200 (create_expression_by_pieces): Fix typo.
11201 (do_regular_insertion): Use debug counter here too.
11203 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11206 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11207 CONST_OK_FOR_LETTER_P. All port-local users changed.
11208 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11209 implement Kp matching power-of-two.
11210 (CONSTRAINT_LEN): Define to match.
11211 * config/cris/cris.md: Replace all use of constraint K with Kc.
11212 ("*btst*): Use Kp for operand 0 of last alternative.
11214 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11217 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11220 2008-07-13 Jan Hubicka <jh@suse.cz>
11222 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11225 2008-07-13 Richard Guenther <rguenther@suse.de>
11227 PR middle-end/36811
11228 * langhooks.c (lhd_print_error_function): Deal with recursive
11231 2008-07-12 Jan Hubicka <jh@suse.cz>
11233 * cgraph.c (assembler_name_hash): New static var.
11234 (hash_node_by_assembler_name, eq_assembler_name): New.
11235 (cgraph_node_for_asm): Use hashtable.
11236 (cgraph_remove_node): Maintain hashtable.
11237 (change_decl_assembler_name): Sanity check that names are not changing
11238 after aliasing was processed.
11239 * cgraph.h (varpoon_node): Add next GGC marker.
11240 * tree.c (decl_assembler_name_equal): Constify.
11241 (decl_assembler_name_hash): New.
11242 * tree.h (decl_assembler_name_equal): Constify.
11243 (decl_assembler_name_hash): Update.
11245 2008-07-12 David Daney <ddaney@avtrex.com>
11247 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11248 sb1 and r5000 cpus.
11250 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11252 * doc/md.texi: Document the MIPS "v" constraint.
11253 * config/mips/mips.h (reg_class): Revert last change.
11254 (REG_CLASS_NAMES): Likewise.
11255 (REG_CLASS_CONTENTS): Likewise.
11256 * config/mips/mips.c (mips_regno_to_class): Likewise.
11257 * config/mips/constraints.md (v): Likewise, but add documentation.
11258 Add a comment to say that this constraint should not be used in
11261 2008-07-11 DJ Delorie <dj@redhat.com>
11263 * config/h8300/h8300.md (length): Fix branch offset limit.
11265 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11267 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11268 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11269 (avr_hard_regno_scratch_ok): New function.
11270 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11271 * config/avr/avr.md (all peepholes that request a scratch register):
11272 Remove avr_peep2_scratch_safe use.
11274 2008-07-11 Tom Tromey <tromey@redhat.com>
11275 Ian Lance Taylor <iant@google.com>
11277 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11278 (struct c_common_resword): Define.
11279 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11280 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11281 (c_common_reswords, num_c_common_reswords): Declare.
11282 * c-common.c (c_common_reswords): New global const array.
11283 (num_c_common_reswords): New const int.
11284 * c-parser.c (struct resword, reswords): Don't define.
11285 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11286 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11287 than reswords. If warning about C++ keywords, give them a special
11289 (c_lex_one_token): Warn about C++ keywords. Call
11290 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11291 (c_parser_external_declaration): Look for RID_xxx rather than
11292 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11293 (c_parser_statement_after_labels): Likewise.
11294 (c_parser_objc_class_instance_variables): Likewise.
11295 (c_parser_objc_class_declaration): Likewise.
11296 (c_parser_objc_try_catch_statement): Likewise.
11297 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11298 (declspecs_add_type): Likewise.
11300 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11302 * ggc-page.c (alloc_page):
11303 Substituting xmalloc, xcalloc with
11304 XNEWVEC and XCNEWVAR macros which add the
11307 2008-07-11 Richard Guenther <rguenther@suse.de>
11309 PR tree-optimization/36765
11310 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11311 aliases from HEAP vars to SMTs.
11313 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11315 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11316 * configure.ac (loose_warn): Move -Wc++-compat from here...
11317 (strict_warn): ...to here.
11318 * configure: Regenerate.
11320 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11322 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11323 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11324 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11325 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11326 excluding more specific h8300-*-* and sh-*-* targets.
11328 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11330 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11331 (eliminate): Ditto.
11332 (execute_pre): Call loop_optimizer_finalize in early exit.
11334 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11336 PR middle-end/36790
11337 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11338 uids in the bitmap, not just VAR_DECL uids.
11340 PR rtl-optimization/36419
11341 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11342 (combine_stack_adjustments_for_block): Call it if needed. Delete
11344 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11345 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11346 prologue sp adjustment.
11348 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11351 * opts.c (print_ignored_options): Report postponed diagnostics for
11352 unknown -Wno-* options as warnings, not errors.
11353 (postpone_unknown_option_error): Renamed to...
11354 (postpone_unknown_option_warning): ... this.
11356 2008-07-09 Doug Kwan <dougkwan@google.com>
11359 2008-07-08 Doug Kwan <dougkwan@google.com>
11361 * config/arm/arm.opt (mandroid): New option.
11362 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11363 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11365 (CC1PLUS_SPEC): Same.
11367 (STARTFILE_SPEC): Same.
11368 (ENDFILE_SPEC): Same.
11369 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11372 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11375 * config/mips/mips.h (reg_class): Remove V1_REG.
11376 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11377 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11378 instead of V1_REGS.
11379 (mips_get_tp): New function.
11380 (mips_legitimize_tls_address): Use it.
11381 * config/mips/constraints.md (v): Delete.
11382 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11383 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11384 After reload, split into a move and ...
11385 (*tls_get_tp_<mode>_split): ...this new instruction.
11387 2008-07-09 David Daney <ddaney@avtrex.com>
11389 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11391 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11393 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11394 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11396 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11397 htab_delete should be called. Don't free c.
11398 (lookup_tmp_var): Create temp_htab lazily.
11399 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11400 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11402 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11403 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11404 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11405 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11406 * tree-sra.c (generate_element_init): Likewise.
11407 * tree-mudflap.c (execute_mudflap_function_ops,
11408 execute_mudflap_function_decls): Likewise.
11409 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11410 * tree-gimple.h (struct gimplify_ctx): New type.
11411 (push_gimplify_context): Adjust prototype.
11413 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11415 * tree-ssa-pre.c (phi_translate_1): Update placement of
11416 add_to_value calls.
11418 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11420 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11421 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11422 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11423 * targhooks.c (default_hard_regno_scratch_ok): New function.
11424 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11425 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11426 * recog.c: Include "target.h".
11427 (peep2_find_free_register): Add check for global regs. Add target
11429 * Makefile.in (recog.o): Depend on target.h.
11431 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11433 * config/sh/sh.c (sh_canonical_va_list_type): New.
11434 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11436 2008-07-09 Raksit Ashok <raksit@google.com>
11438 * doc/invoke.texi (Option Summary): Mention new option
11439 -Wdisallowed-function-list=...
11440 (Warning Options): Document -Wdisallowed-function-list=...
11441 * common.opt (Wdisallowed-function-list=): New flag.
11442 * flags.h (warn_disallowed_functions): External definition of new
11443 boolean warning flag.
11444 (warn_if_disallowed_function_p): Declare new function.
11445 * opts.c (warning_disallowed_functions): New static variable.
11446 (warn_disallowed_functions): New boolean warning flag.
11447 (warn_if_disallowed_function_p): New function.
11448 (add_comma_separated_to_vector): Rename
11449 add_instrument_functions_exclude_list to this.
11450 (common_handle_option): Handle new option. Rename calls to
11451 add_instrument_functions_exclude_list into calls to
11452 add_comma_separated_to_vector.
11453 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11454 based on flag warn_disallowed_functions.
11456 2008-07-09 Christian Bruel <christian.bruel@st.com>
11458 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11459 instead of get_attr_length.
11461 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11463 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11465 * genemit.c (gen_insn): Likewise.
11466 * gengtype.c (note_def_vec): Likewise.
11467 * gengtype.h (note_def_vec): Likewise.
11468 * genoutput.c (struct data, output_insn_data, process_template,
11469 gen_expand, gen_split, note_constraint): Likewise.
11470 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11471 make_insn_sequence): Likewise.
11472 * gensupport.c (record_insn_name): Likewise.
11474 2008-07-08 Doug Kwan <dougkwan@google.com>
11476 * config/arm/arm.opt (mandroid): New option.
11477 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11478 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11480 (CC1PLUS_SPEC): Same.
11482 (STARTFILE_SPEC): Same.
11483 (ENDFILE_SPEC): Same.
11484 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11487 2008-07-08 Raksit Ashok <raksit@google.com>
11489 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11490 (set_storage_via_setmem): Fix expected_align parameter.
11491 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11492 missing from the list.
11493 * doc/md.texi (movmem): Explicitly state that expected alignment is
11494 to be expressed in bytes.
11495 (setmem): Explicitly state that expected alignment is to be expressed
11498 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11500 * reload.c (find_reloads_subreg_address): Do not require validity
11501 of address in original mode before reloading address.
11503 2008-07-07 Tianwei Sheng <tianweis@google.com>
11505 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11506 bounds array access.
11508 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11510 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11512 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11514 Fix PR tree-optimization/23455
11515 Fix PR tree-optimization/35286
11516 Fix PR tree-optimization/35287
11517 * Makefile.in (OBJS-common): Remove tree-vn.o.
11518 (tree-vn.o): Remove.
11519 * dbgcnt.def: Add treepre_insert debug counter.
11520 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11521 (debug_value_expressions): Ditto.
11522 (print_value_expressions): Ditto.
11523 * tree-pretty-print.c (dump_generic_node): Updated for
11524 VALUE_HANDLE removal.
11525 * tree-ssa-dom.c (record_equality): Ditto.
11526 (cprop_operand): Ditto.
11527 (lookup_avail_expr): Ditto.
11528 * tree-ssa-threadedge.c
11529 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11530 (simplify_control_stmt_condition): Ditto.
11531 * tree.c (tree_code_size): Ditto.
11532 (tree_node_structure): Ditto.
11533 (iterative_hash_expr): Ditto.
11535 * tree.h (VALUE_HANDLE_ID): Ditto.
11536 (VALUE_HANDLE_EXPR_SET): Ditto.
11537 (struct tree_value_handle): Ditto.
11538 (union tree_node): Ditto.
11539 * treestruct.def: Ditto.
11540 * tree-vn.c: Removed.
11541 * tree-ssa-pre.c: Rewritten entirely.
11542 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11543 (constant_value_ids): Ditto.
11544 (vn_nary_op_t): Moved to header.
11546 (vn_reference_op_t): Ditto
11547 (vn_reference_t): Ditto.
11548 (next_value_id): New variable.
11549 (VN_INFO): Add an assert.
11550 (vn_constant_eq): New function.
11551 (vn_constant_hash): Ditto.
11552 (get_or_alloc_constant_value_id): Ditto.
11553 (value_id_constant_p): Ditto.
11554 (vn_reference_compute_hash): De-staticify.
11555 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11556 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11557 (valueize_refs): Update opcode if it changes from ssa name to constant.
11558 (vn_reference_lookup_1): Add new argument.
11559 (vn_reference_lookup): Ditto.
11560 (vn_reference_lookup_pieces): New function.
11561 (vn_reference_insert): Add return type. Modify to deal with value ids.
11562 (vn_reference_insert_pieces): New function.
11563 (vn_nary_op_compute_hash): De-staticify.
11564 (vn_nary_op_eq): Ditto.
11565 (vn_nary_op_lookup_pieces): New function.
11566 (vn_nary_op_lookup): Add new argument.
11567 (vn_nary_op_insert_pieces): New function.
11568 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11569 (vn_phi_insert): Ditto.
11570 (visit_unary_op): Update for callee changes.
11571 (visit_binary_op): Ditto.
11572 (visit_reference_op_load): Ditto.
11573 (visit_reference_op_store): Ditto.
11574 (init_scc_vn): Init next_value_id, constant_to_value_id and
11575 constant_value_ids.
11576 (free_scc_vn): Free them.
11577 (set_hashtable_value_ids): New function.
11578 (run_scc_vn): Use it.
11579 (get_max_value_id): New function.
11580 (get_next_value_id): Ditto.
11581 (expressions_equal_p): Moved from tree-vn.c
11582 (sort_vuses): Ditto.
11583 (sort_vuses_heap): Ditto.
11584 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11586 * tree.c (iterative_hash_hashval_t): Made non-static
11587 * tree.h (iterative_hash_hashval_t): Declare it.
11589 2008-07-08 Martin Jambor <mjambor@suse.cz>
11591 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11592 instead of ipa_create_node_params.
11593 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11594 ipa_check_create_edge_args, free them with
11595 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11597 * ipa-prop.c: Include flags.h and tree-inline.h.
11598 (ipa_node_params_vector): New variable.
11599 (ipa_edge_args_vector): New variable.
11600 (edge_removal_hook_holder): New variable.
11601 (node_removal_hook_holder): New variable.
11602 (edge_duplication_hook_holder): New variable.
11603 (node_duplication_hook_holder): New variable.
11604 (ipa_detect_param_modifications): Check for presence of modified flags.
11605 (ipa_compute_jump_functions): Check for presence of jump functions.
11606 (ipa_free_edge_args_substructures): New function.
11607 (ipa_create_node_params): Removed.
11608 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11609 (ipa_free_node_params_substructures): New function.
11610 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11612 (ipa_edge_removal_hook): New function.
11613 (ipa_node_removal_hook): New function.
11614 (duplicate_array): New function.
11615 (ipa_edge_duplication_hook): New function.
11616 (ipa_node_duplication_hook): New function.
11617 (ipa_register_cgraph_hooks): New function.
11618 (ipa_unregister_cgraph_hooks): New function.
11619 (free_all_ipa_structures_after_ipa_cp): New function.
11621 * ipa-prop.h: Include vec.h.
11622 (ipa_node_params_t): New typedef with vector types for it.
11623 (ipa_edge_args_t): New typedef with vector types for it.
11624 (IPA_NODE_REF): Changed to access an on-the-side vector.
11625 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11626 (ipa_check_create_node_params): New function.
11627 (ipa_check_create_edge_args): New function.
11629 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11632 2008-07-07 Tom Tromey <tromey@redhat.com>
11634 * configure, config.in: Rebuilt.
11635 * configure.ac: Don't check for scandir or alphasort.
11637 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11639 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11640 types immediately after creating them.
11642 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11644 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11646 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11648 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11649 dump_constraint_graph.
11650 (dump_constraint_edge): New function.
11651 (dump_constraint_graph): New function.
11652 (debug_constraint_graph): New function.
11653 (dump_constraint): Removed useless comparison.
11654 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11655 (dump_constraint_graph): Declare.
11656 (debug_constraint_graph): Declare.
11657 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11659 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11661 * config/i386/i386.c (is_va_list_char_pointer): New.
11662 (ix86_va_start): Replace compare with ms_va_list_type_node
11663 by is_va_list_char_pointer.
11664 (ix86_gimplify_va_arg): Likewise.
11666 2008-07-07 Martin Jambor <mjambor@suse.cz>
11668 * cgraph.c (cgraph_edge_max_uid): New variable.
11669 (struct cgraph_edge_hook_list): New type.
11670 (struct cgraph_node_hook_list): New type.
11671 (struct cgraph_2edge_hook_list): New type.
11672 (struct cgraph_2node_hook_list): New type.
11673 (first_cgraph_edge_removal_hook): New variable.
11674 (first_cgraph_node_removal_hook): New variable.
11675 (first_cgraph_edge_duplicated_hook): New variable.
11676 (first_cgraph_node_duplicated_hook): New variable.
11677 (cgraph_add_edge_removal_hook): New function.
11678 (cgraph_remove_edge_removal_hook): New function.
11679 (cgraph_call_edge_removal_hooks): New function.
11680 (cgraph_add_node_removal_hook): New function.
11681 (cgraph_remove_node_removal_hook): New function.
11682 (cgraph_call_node_removal_hooks): New function.
11683 (cgraph_add_edge_duplication_hook): New function.
11684 (cgraph_remove_edge_duplication_hook): New function.
11685 (cgraph_call_edge_duplication_hooks): New function.
11686 (cgraph_add_node_duplication_hook): New function.
11687 (cgraph_remove_node_duplication_hook): New function.
11688 (cgraph_call_node_duplication_hooks): New function.
11689 (cgraph_create_edge): Assign to edge uid.
11690 (cgraph_remove_edge): Call edge removal hooks.
11691 (cgraph_node_remove_callees): Call edge removal hooks.
11692 (cgraph_node_remove_callers): Call edge removal hooks.
11693 (cgraph_remove_node): Call node removal hooks.
11694 (cgraph_clone_edge): Call edge duplication hooks.
11695 (cgraph_clone_node): Call node duplication hooks.
11697 * cgraph.h (cgraph_edge): New field uid.
11698 (cgraph_edge_hook): New type.
11699 (cgraph_node_hook): New type.
11700 (cgraph_2edge_hook): New type.
11701 (cgraph_2node_hook): New type.
11703 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11705 * config.in: Regenerate.
11707 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11709 * gcc.c (print_sysroot): New.
11710 (option_map, display_help, process_command): Handle the
11711 -print-sysroot option.
11712 (main): Print the sysroot if requested.
11713 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11715 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11718 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11720 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11722 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11723 (assign_parm_setup_block_p): Also check mode of entry_parm.
11725 2008-07-07 Richard Guenther <rguenther@suse.de>
11727 * tree-ssa-structalias.h (set_used_smts): Remove.
11728 * tree-ssa-structalias.c (used_smts): Likewise.
11729 (set_used_smts): Likewise.
11730 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11731 call to set_used_smts.
11733 2008-07-07 Richard Guenther <rguenther@suse.de>
11735 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11736 (new_var_info): Set it to false.
11737 (solution_set_add): Correctly handle pointers outside a var and
11739 (type_safe): Treat variables with is_full_var properly.
11740 (do_sd_constraint): Likewise.
11741 (do_ds_constraint): Likewise.
11742 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11743 (get_constraint_for_ptr_offset): New function.
11744 (get_constraint_for_component_ref): For addresses at least include
11745 the last field of the variable. Handle is_full_vars properly.
11746 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11747 (handle_ptr_arith): Remove.
11748 (find_func_aliases): Simplify assignment handling.
11749 (create_function_info_for): For parameter and result varinfos set
11751 (create_variable_info_for): Set is_full_var flag whenever we
11752 just created a single varinfo for a decl.
11753 (init_alias_vars): Initialize use_field_sensitive from
11754 max-fields-for-field-sensitive parameter.
11756 2008-07-07 Richard Guenther <rguenther@suse.de>
11758 PR tree-optimization/36713
11759 * tree-flow-inline.h (is_call_used): New function.
11760 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11761 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11762 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11764 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11766 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11768 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11770 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11772 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11773 Nathan Sidwell <nathan@codesourcery.com>
11775 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11776 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11778 * config/m68k/t-linux: New.
11779 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11782 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11784 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11785 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11788 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11790 * gcc.c (execute): Fix -Wc++-compat warning.
11792 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11795 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11796 constant for little endian.
11798 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11800 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11801 mips_base_mips16 instead of TARGET_MIPS16.
11802 (mips_base_mips16): Declare.
11803 * config/mips/mips.c (mips_base_mips16): Make global.
11804 (was_mips16_p): Remove GTY marker.
11805 (was_mips16_pch_p): New variable.
11806 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11807 (mips_override_options): Force to non-MIPS16 mode initially.
11808 Do not complain about MIPS16 PIC incompatibilities here.
11809 Only allow -mgpopt if -mexplicit-relocs is in force for
11812 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11814 * configure.ac: Check for caddr_t, define to char * if not defined.
11815 * configure: Regenerate.
11816 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11817 (mmap_gt_pch_use_address): Likewise.
11818 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11820 2008-07-06 Richard Guenther <rguenther@suse.de>
11822 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11823 (new_var_info): Deal with it.
11824 (solution_set_add): Likewise.
11825 (bitpos_of_field): Make signed, fix.
11826 (struct fieldoff): Remove type and decl fields. Make size field
11827 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11829 (fieldoff_compare): Deal with it.
11830 (push_fields_onto_fieldstack): Remove has_union argument, glob
11831 adjacent non-pointer fields together.
11832 (create_function_info_for): Do not set has_union.
11833 (create_variable_info_for): Simplify.
11835 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11837 * config.gcc (extra_headers): Add cross-stdarg.h for target
11838 x86_64-*-* and i?86-*-*.
11839 * config/i386/cross-stdarg.h: New.
11840 * builtins.c (std_fn_abi_va_list): New.
11841 (std_canonical_va_list_type): New.
11842 (stabilize_va_list): Replace va_list_type_node use by
11843 mtarget.canonical_va_list_type.
11844 (gimplify_va_arg_expr): Likewise.
11845 (expand_builtin_va_copy): Replace va_list_type_node use by
11846 mtarget.fn_abi_va_list.
11847 * tree-sra.c (is_va_list_type): New helper.
11848 (decl_can_be_decomposed_p): Replace
11849 va_list_type_node use by is_va_list_type.
11850 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11851 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11852 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11853 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11854 (ix86_enum_va_list): New.
11855 * config/i386/i386.c (sysv_va_list_type_node): New.
11856 (ms_va_list_type_node): New.
11857 (ix86_function_type_abi): Remove sorry.
11858 (ix86_build_builtin_va_list_abi): New.
11859 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11860 for 64-bit targets.
11861 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11862 (ix86_init_builtins_va_builtins_abi): New.
11863 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11864 for 64-bit targets.
11865 (ix86_handle_abi_attribute): New.
11866 (attribute_spec): Add sysv_abi and ms_abi.
11867 (ix86_fn_abi_va_list): New.
11868 (ix86_canonical_va_list_type): New.
11869 (ix86_enum_va_list): New.
11870 (TARGET_FN_ABI_VA_LIST): New.
11871 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11872 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11873 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11874 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11875 (TARGET_ENUM_VA_LIST): New.
11876 * expr.h (std_fn_abi_va_list): New.
11877 (std_canonical_va_list_type): New.
11878 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11879 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11880 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11881 TARGET_CANONICAL_VA_LIST_TYPE.
11882 * target.h (struct gcc_target): Add fn_abi_va_list hook
11883 and canonical_va_list_type hook.
11885 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11887 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11888 integral and pointer types.
11890 2008-07-04 Roger Sayle <roger@eyesopen.com>
11892 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11893 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11895 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11898 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11900 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11902 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11903 build_gimple_modify_stmt.
11904 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11905 gimple operand. Use fold_build* instead of build*.
11907 2008-07-04 Richard Guenther <rguenther@suse.de>
11909 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11910 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11911 properly to compute the reachability set if we do field-sensitive PTA.
11912 * invoke.texi (max-fields-for-field-sensitive): Document default.
11913 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11914 100 for optimize >= 2.
11916 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11918 * ggc-zone.c (lookup_page_table_if_allocated,
11919 set_page_table_entry, zone_find_object_size, alloc_small_page,
11920 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11921 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11922 -Wc++-compat and/or -Wcast-qual warnings.
11924 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11927 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11928 pic_offset_table_rtx to be marked as used here.
11929 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11930 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11931 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11932 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11933 !TARGET_SECURE_PLT.
11935 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11937 * alloc-pool.c (hash_descriptor, eq_descriptor,
11938 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11939 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11941 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11942 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11943 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11944 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11947 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11949 * tree-flow.h (loop_only_exit_p): Declare.
11950 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11951 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11952 the number of iterations if it is constant. Otherwise, if this is the
11953 only possible exit of the loop, use the conservative estimate on the
11954 number of iterations of the entire loop if available.
11956 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11958 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11959 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11960 Add synchronization functions.
11961 * config/sync.c: New file.
11962 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11963 (LIBGCC_SYNC_CFLAGS): Likewise.
11965 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11968 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11969 (*pushtf_sse): New insn pattern.
11970 (pushtf splitters): New splitters.
11972 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11974 PR middle-end/35736
11975 * predict.c (build_predict_expr): Use void_type_node for the tree
11976 type, instead of NULL_TREE.
11978 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11980 * config/i386/i386.c (contains_aligned_value_p): Return true
11982 (ix86_data_alignment): Align TCmode to 128bits.
11983 (ix86_local_alignment): Likewise.
11985 2008-07-03 Andrew Haley <aph@redhat.com>
11988 * vec.h (VEC_TA): New.
11989 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11990 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11991 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11992 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11993 (C_COMMON_FIXED_TYPES): Remove first arg.
11994 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11995 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11996 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11997 not to use empty macro arguments.
11999 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12001 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12002 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12003 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12004 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12005 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12006 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12007 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12008 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12009 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12010 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12011 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12012 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12013 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12014 config/rs6000/e500crtres64gpr.asm,
12015 config/rs6000/e500crtres64gprctr.asm,
12016 config/rs6000/e500crtrest32gpr.asm,
12017 config/rs6000/e500crtrest64gpr.asm,
12018 config/rs6000/e500crtresx32gpr.asm,
12019 config/rs6000/e500crtresx64gpr.asm,
12020 config/rs6000/e500crtsav32gpr.asm,
12021 config/rs6000/e500crtsav64gpr.asm,
12022 config/rs6000/e500crtsav64gprctr.asm,
12023 config/rs6000/e500crtsavg32gpr.asm,
12024 config/rs6000/e500crtsavg64gpr.asm,
12025 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12026 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12027 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12028 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12029 config/sparc/sol2-cn.asm: Remove .file directives.
12031 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12033 * resource.c (mark_referenced_resources): Look inside
12034 UNSPEC_VOLATILEs and ASM_INPUTs.
12036 2008-07-02 Ian Lance Taylor <iant@google.com>
12038 * rtlanal.c (add_reg_note): New function.
12039 * rtl.h (add_reg_note): Declare.
12040 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12041 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12042 * builtins.c (expand_builtin_longjmp): Likewise.
12043 (expand_builtin_nonlocal_goto): Likewise.
12044 * calls.c (emit_call_1, expand_call): Likewise.
12045 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12046 * cfglayout.c (fixup_reorder_chain): Likewise.
12047 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12048 (commit_one_edge_insertion): Likewise.
12049 * combine.c (move_deaths, distribute_notes): Likewise.
12050 * df-problems.c (df_set_note): Likewise.
12051 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12052 (set_unique_reg_note): Likewise.
12053 (emit_copy_of_insn_after): Likewise.
12054 * expr.c (expand_expr_real): Likewise.
12055 * gcse.c (add_label_notes): Likewise.
12056 * haifa-sched.c (create_check_block_twin): Likewise.
12057 * jump.c (mark_jump_label_1): Likewise.
12058 * loop-doloop.c (add_test, doloop_modify): Likewise.
12059 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12060 * lower-subreg.c (move_eh_region_note): Likewise.
12061 * optabs.c (emit_libcall_block): Likewise.
12062 * predict.c (predict_insn): Likewise.
12063 (combine_predictions_for_insn): Likewise.
12064 * recog.c (peephole2_optimize): Likewise.
12065 * regmove.c (try_auto_increment): Likewise.
12066 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12067 * reload.c (find_reloads): Likewise.
12068 * reload1.c (fixup_eh_region_note): Likewise.
12069 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12070 * reorg.c (delete_prior_computation): Likewise.
12071 (delete_computation, dbr_schedule): Likewise.
12072 * config/pa/pa.c (legitimize_pic_address): Likewise.
12073 * config/sh/sh.c (sh_reorg): Likewise.
12075 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12078 * config/libgcc-glibc.ver: Add %exclude.
12079 * config/m32r/libgcc-glibc.ver: Likwise.
12080 * config/s390/libgcc-glibc.ver: Likwise.
12081 * config/sh/libgcc-glibc.ver: Likwise.
12082 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12084 * config/i386/libgcc-glibc.ver: New.
12086 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12088 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12090 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12091 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12092 i[34567]86-*-linux*, x86_64-*-linux*. Add
12093 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12094 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12095 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12096 i[34567]86-*-linux*, x86_64-*-linux*.
12098 * libgcc-std.ver: Add empty GCC_4.4.0.
12100 * mkmap-symver.awk: Support multiple versions per symbol.
12102 * config/i386/i386.c (ix86_init_builtins): Always define
12103 __builtin_fabsq and __builtin_copysignq with fallbacks.
12104 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12105 and __builtin_copysignq if SSE2 isn't available.
12107 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12108 (LIBGCC2_TF_CEXT): Likwise.
12109 (TF_SIZE): Likwise.
12111 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12113 * config/i386/sfp-machine.h: Moved to libgcc.
12115 * config/i386/sfp-machine.h: New.
12116 * config/i386/t-linux: Likwise.
12118 * config/i386/t-darwin: Remove softfp_wrap_start and
12120 * config/i386/t-darwin64: Likewise.
12122 * config/i386/t-fprules-softfp64: Renamed to ...
12123 * config/i386/t-fprules-softfp: This.
12125 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12126 and softfp_wrap_end.
12128 2008-07-02 Jason Merrill <jason@redhat.com>
12130 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12132 * tree.c (ctor_to_list): New fn.
12133 * tree.h: Declare it.
12134 (CONSTRUCTOR_ELT): New macro.
12135 (CONSTRUCTOR_NELTS): New macro.
12137 2008-07-02 Richard Guenther <rguenther@suse.de>
12139 * tree-ssa-structalias.c (struct variable_info): Reorder
12140 to fill padding on 64bit hosts. Make collapsed_to an int.
12141 (get_varinfo_fc): Deal with that.
12142 (new_var_info): Likewise.
12143 (collapse_rest_of_var): Likewise.
12145 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12147 * doc/install.texi (--enable-java-home): Document.
12148 (--enable-aot-compile-rpm): Likewise.
12149 (--with-arch-directory): Likewise.
12150 (--with-os-directory): Likewise.
12151 (--with-origin-name): Likewise.
12152 (--with-arch-suffix): Likewise.
12153 (--with-jvm-root-dir): Likewise.
12154 (--with-jvm-jar-dir): Likewise.
12155 (--with-python-dir): Likewise.
12157 2008-07-02 Richard Guenther <rguenther@suse.de>
12159 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12160 from decls explicitly. Merge operand checking from tuples.
12162 2008-07-02 Martin Jambor <mjambor@suse.cz>
12164 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12166 2008-07-02 Martin Jambor <mjambor@suse.cz>
12168 * tree-switch-conversion.c: Included timevar.h
12169 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12171 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12173 2008-07-02 Martin Jambor <mjambor@suse.cz>
12175 * tree-switch-conversion.c: Corrected various comments and
12177 (build_constructors): Fixed minor formatting mistakes.
12179 * invoke.texi (Optimize Options): Corrected the
12180 switch-conversion-max-branch-ratio parameter.
12182 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12184 * final.c (asm_insn_count): Return zero for an empty asm body.
12186 2008-07-02 Richard Guenther <rguenther@suse.de>
12188 * bitmap.h (bitmap_set_bit): Return bool.
12189 (bitmap_clear_bit): Likewise.
12190 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12191 write to the bitmap if it would.
12192 (bitmap_clear_bit): Likewise.
12193 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12194 bitmap_set_bit return value.
12195 (add_pred_graph_edge): Likewise.
12196 (add_graph_edge): Likewise.
12197 (do_sd_constraint): Likewise.
12198 (do_ds_constraint): Likewise.
12200 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12202 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12203 Fix -Wc++-compat and/or -Wcast-qual warnings.
12204 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12205 gen_regparm_prefix): Likewise.
12206 * vmsdbgout.c (write_modbeg, lookup_filename,
12207 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12209 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12211 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12212 defaults.h definition apply.
12214 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12216 * function.c (assign_parm_remove_parallels): New.
12217 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12219 (assign_parm_setup_block): Do not handle them.
12220 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12221 assign_parm_remove_parallels.
12223 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12225 * c-typeck.c (convert_for_assignment): Use
12226 vector_targets_convertible_p.
12227 * c-common.c (vector_targets_convertible_p): New.
12228 * c-common.h (vector_targets_convertible_p): New prototype.
12229 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12230 opaque_p_V2SI_type_node.
12232 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12234 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12237 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12239 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12240 TFmode constants via two element DImode vector for hosts with
12241 HOST_BITS_PER_WIDE_INT < 64.
12242 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12243 also for HOST_BITS_PER_WIDE_INT < 64.
12245 2008-07-01 Richard Guenther <rguenther@suse.de>
12247 PR tree-optimization/36666
12248 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12249 (get_constraint_exp_from_ssa_var): Split into ...
12250 (get_constraint_exp_for_temp): ... this ...
12251 (get_constraint_for_ssa_var): ... and that.
12252 Return constraint expressions for all touched sub-fields
12253 if the results address is not taken.
12254 (process_constraint): Remove assertion that aggregate
12255 assignments do not happen at this place.
12256 (get_constraint_for_component_ref): Add address_p argument.
12257 Return constraint expressions for all touched sub-fields
12258 if the results address is not taken.
12259 (do_deref): Use get_constraint_exp_for_temp.
12260 (get_constraint_for_1): Rename from ...
12261 (get_constraint_for): ... this. Add the old function as wrapper.
12262 (do_structure_copy): Use get_constraint_for_1.
12264 2008-07-01 Martin Jambor <mjambor@suse.cz>
12266 * Makefile.in (tree-switch-conversion.o): Add.
12267 (OBJS-common): Add tree-swtch-conversion.o.
12268 * passes.c (init_optimization_passes): Add pass_convert_switch.
12269 * tree-pass.h: (pass_convert_switch): Add.
12270 * tree-switch-conversion.c: New file.
12271 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12272 * common.opt (ftree-cswtch): New option.
12273 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12274 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12275 * opts.c (decode_options): Set flag_tree_switch_conversion when
12276 optimization level is >= 2.
12277 * doc/invoke.texi (Optimize Options): Added description of
12278 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12280 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12282 * config/darwin-driver.c (darwin_default_min_version): Fix
12283 -Wc++-compat warnings.
12285 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12287 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12290 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12292 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12294 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12296 PR rtl-optimization/34744
12297 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12298 (df_scan_free_internal): Free data structures not
12299 allocated in storage pools.
12300 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12301 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12302 df_scan_free_mws_vec.
12303 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12306 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12308 * config/i386/i386.c (contains_aligned_value_p): Return true
12310 (ix86_function_arg_boundary): Return its natural boundary
12312 (return_in_memory_32): Don't check TDmode.
12313 (ix86_split_to_parts): Support splitting into 4 parts and
12314 support TFmode for 32bit target.
12315 (ix86_split_long_move): Support splitting into 4 parts.
12316 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12318 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12319 (ix86_init_builtins): Here.
12320 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12321 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12322 'q' and 'w', respectively.
12324 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12326 (movtf_internal): Likewise.
12327 (<code>tf2): Likewise.
12328 (*absnegtf2_sse): Likewise.
12329 (copysign<mode>3): Likewise.
12330 (copysign<mode>3_const): Likewise.
12331 (copysign<mode>3_var): Likewise.
12332 (define_split UNSPEC_COPYSIGN): Likewise.
12333 * config/i386/sse.md (*nandtf3): Likewise.
12334 (<code>tf3): Likewise.
12335 (*<code>tf3): Likewise.
12337 2008-06-30 Joey Ye <joey.ye@intel.com>
12338 H.J. Lu <hongjiu.lu@intel.com>
12340 * global.c (compute_regsets): Set frame_pointer_needed here.
12341 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12343 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12345 * doc/install.texi (specific): Expand Windows build notes.
12347 2008-06-30 Ira Rosen <irar@il.ibm.com>
12349 PR tree-optimization/36648
12350 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12351 number of prolog iterations by step. Fix the comment.
12353 2008-06-30 Richard Guenther <rguenther@suse.de>
12355 PR middle-end/36671
12356 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12357 handle calls from ECF_MALLOC functions.
12358 (handle_pure_call): ECF_MALLOC functions do not return
12360 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12362 2008-06-29 Andreas Schwab <schwab@suse.de>
12364 * config/m68k/m68k.c (print_operand): Always print a float
12366 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12367 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12370 * config/rs6000/x-linux64: Remove never used file.
12372 2008-06-29 Richard Guenther <rguenther@suse.de>
12374 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12376 (struct alias_info): Move ...
12377 * tree-ssa-alias.c: ... here.
12378 (update_alias_info): Declare.
12379 (compute_may_aliases): Call it.
12380 (update_alias_info): New function.
12381 * tree-ssa-structalias.c (update_alias_info): Move ...
12382 * tree-ssa-alias.c (update_alias_info_1): ... here.
12383 * tree-ssa-structalias.c (process_constraint_1): Remove
12384 unused from_call argument. Rename to ...
12385 (process_constraint): ... this. Delete old wrapper.
12386 (make_constraint_to): Adjust callers.
12387 (handle_const_call): Likewise.
12388 (handle_pure_call): Likewise.
12389 (init_base_vars): Likewise.
12390 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12391 (find_func_aliases): We don't need structure copies for
12393 (make_constraint_from_anything): Remove.
12394 (create_variable_info_for): For globals make constraints
12395 from escaped, not from anything.
12396 (compute_points_to_sets): Do not call update_alias_info.
12397 (ipa_pta_execute): Use make_constraint_from.
12399 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12401 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12402 (bitmap.o-warn, dominance.o-warn): New.
12403 * configure.ac (cxx_compat_warn): Delete.
12404 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12405 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12407 * configure: Regenerate.
12409 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12412 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12415 * df-scan.c (df_notes_rescan): Likewise.
12416 * ggc-page.c (set_page_table_entry): Likewise.
12417 * intl.c (gcc_gettext_width): Likewise.
12418 * varasm.c (get_unnamed_section, get_noswitch_section,
12419 get_section): Likewise.
12421 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12423 * regrename.c (build_def_use): Don't copy RTX.
12425 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12427 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12428 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12429 punctuation. Use @ref instead of @xref.
12430 (Function Names): Remove stray @display/@end display.
12431 (C++ Attributes): Use @ref instead of @xref.
12432 (Deprecated Features): Fix punctuation around @xref.
12433 (Backwards Compatibility): Likewise.
12434 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12436 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12438 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12439 constants for E500 double.
12441 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12443 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12444 element type of const_vector.
12446 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12448 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12449 Remove FLAGS_REG clobber from expander pattern.
12450 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12451 (anddi3, andsi3, andhi3, andqi3): Ditto.
12452 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12453 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12454 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12455 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12456 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12457 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12458 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12459 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12461 2008-06-28 Richard Guenther <rguenther@suse.de>
12463 * tree-ssa-structalias.c (callused_id, var_callused,
12464 callused_tree): Add.
12465 (handle_pure_call): New function.
12466 (find_func_aliases): Call it.
12467 (find_what_p_points_to): Handle the call-used set.
12468 (clobber_what_escaped): Likewise.
12469 (compute_call_used_vars): New function.
12470 (init_base_vars): Init the call-used variable.
12471 (do_sd_constraint): Do not propagate the solution from CALLUSED
12472 but use CALLUSED as a placeholder.
12473 (solve_graph): Likewise.
12474 * tree-flow-inline.h (gimple_call_used_vars): New function.
12475 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12476 (compute_call_used_vars): Declare.
12477 * tree-ssa-alias.c (set_initial_properties): Call
12478 compute_call_used_vars.
12479 (reset_alias_info): Clear call-used variables.
12480 (add_call_clobber_ops): Assert we are not called for const/pure
12481 functions. Remove handling of them.
12482 (add_call_read_ops): Handle pure functions by adding the
12483 call-used set of variables as VUSEs.
12484 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12485 (delete_tree_ssa): Free it.
12486 * tree-dfa.c (remove_referenced_var): Clear the var from the
12489 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12491 * tree.c (build_varargs_function_type_list): New.
12492 (build_function_type_list_1): New.
12493 (build_function_type_list): Use build_function_type_list_1.
12494 * tree.h (build_varargs_function_type_list): New.
12496 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12499 * config/spu/spu.c (spu_builtin_splats): Do not generate
12500 invalid CONST_VECTOR expressions.
12501 (spu_expand_vector_init): Likewise.
12503 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12505 * optabs.c (libfunc_decls): New variable.
12506 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12507 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12508 for the same function twice.
12510 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12512 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12513 ix86_expand_binary_operator directly.
12514 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12516 (*ashrti3_1): Ditto.
12517 (*lshrti3_1): Ditto.
12518 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12519 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12520 using only one splitter. Conditionaly execute splitter before or
12521 after peephole2 pass.
12522 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12523 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12524 Use only one alternative in asm template.
12525 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12527 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12528 "J" operand constraint for operand 2.
12529 (*ashldi3_cconly_rex64): Ditto.
12530 (*ashrdi3_cmp_rex64): Ditto.
12531 (*ashrdi3_cconly_rex64): Ditto.
12532 (*lshrdi3_cmp_rex64): Ditto.
12533 (*lshrdi3_cconly_rex64): Ditto.
12534 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12535 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12536 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12539 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12541 * gimplify.c (omp_is_private): Don't return true if decl is not
12542 already private on #pragma omp for or #pragma omp parallel for.
12545 * tree-cfg.c (struct move_stmt_d): Replace block field with
12546 orig_block and new_block fields.
12547 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12548 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12549 (move_block_to_fn): Replace vars_map and new_label_map arguments
12550 with struct move_stmt_d pointer.
12551 (replace_block_vars_by_duplicates): New function.
12552 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12553 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12554 all subblocks of ORIG_BLOCK to the new function. Call
12555 replace_block_vars_by_duplicates.
12556 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12557 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12558 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12559 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12560 (expand_omp): Temporarily set input_location to the location of
12561 region's controlling stmt.
12562 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12563 BIND_EXPR, push ctx->block_vars and gimplification vars into
12564 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12565 into dest function.
12566 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12567 there are any BLOCK_VARS.
12568 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12569 OMP_PARALLEL or OMP_TASK stmt.
12570 (lower_omp): Save and restore input_location around the lower_omp_1
12573 2008-06-27 Richard Guenther <rguenther@suse.de>
12575 PR tree-optimization/36400
12576 PR tree-optimization/36373
12577 PR tree-optimization/36344
12578 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12579 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12580 (update_alias_info): Remove call clobbering code.
12581 (make_constraint_to): New helper function.
12582 (make_escape_constraint): Likewise.
12583 (handle_rhs_call): Use it on all pointer containing arguments.
12584 Also mark the static chain escaped.
12585 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12586 instead of ANYTHING.
12587 (make_constraint_from): New helper split out from ...
12588 (make_constraint_from_anything): ... here.
12589 (find_func_aliases): Add constraints for escape sites.
12590 (intra_create_variable_infos): Make constraints from NONLOCAL
12592 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12594 (clobber_what_p_points_to): Remove.
12595 (clobber_what_escaped): New function.
12596 (init_base_vars): Init NONLOCAL and ESCAPED.
12597 (do_sd_constraint): Do not propagate the solution from ESCAPED
12598 but use ESCAPED as a placeholder.
12599 (solve_graph): Likewise.
12600 * tree-flow.h (clobber_what_p_points_to): Remove.
12601 (clobber_what_escaped): Declare.
12602 * tree-ssa-alias.c (set_initial_properties): Call it.
12603 Remove code clobbering escaped pointers.
12605 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12607 * function.c (allocate_struct_function): Only allocate a unique
12608 funcdef_no if the decl is nonzero.
12610 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12612 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12613 * config/mips/mips.c (mips_split_const_insns): New function.
12614 * config/mips/mips.md (move_type): New attribute.
12615 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12616 (dword_mode): New attribute.
12617 (type): Avoid long line. Map "move_type"s to "type"s,
12618 choosing "multi" for doubleword moves if appropriate.
12619 Swap MTC/MFC comments to match their declaration order.
12620 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12621 "type" is "branch" or "jal" is "direct".
12622 (length): Handle "extended_mips16" first. Make the default
12623 "0" for "ghost" instructions. Set the length from "move_type".
12624 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12625 of "type", with "sll0" for the register alternative. Remove the
12626 "extended_mips16" attribute.
12627 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12628 of "type", with "shift_shift" for the register alternative.
12629 Remove the "length" attribute.
12630 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12631 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12632 of "type", with "andi" for the register alternative.
12633 (*zero_extendqihi2): Likewise.
12634 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12635 of "andi" instead of a "type" of "arith".
12636 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12638 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12639 (mov_<store>r, *mov<mode>_ra): Likewise.
12640 (extendsidi2): Use "move_type" instead of "type", with "move"
12641 for the register alternative.
12642 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12643 of "type", with "signext" for the register alternative.
12644 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12645 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12646 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12647 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12648 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12649 (unnamed branch insn): Likewise.
12650 (*movdi_gp32_fp64): Fold into...
12651 (*movdi_32bit): ...here.
12652 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12653 (*movdf_hardfloat): ...this new pattern.
12654 (*movdf_softfloat): Remove redundant FPR alternatives.
12655 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12656 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12657 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12658 the "move" attribute.
12659 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12660 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12661 and "store" for COP loads and stores.
12662 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12663 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12664 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12665 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12666 (*movtf_mips16, *movv2sf): Likewise.
12667 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12668 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12669 (mfhc1<mode>): Use "move_type" instead of "move".
12670 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12671 (loadgp_blockage): Remove the "length" attribute.
12672 (blockage, set_got_version, update_got_version): Likewise.
12673 (call_internal): Remove the "extended_mips16" attribute.
12674 (call_value_internal, call_value_multiple_internal): Likewise.
12675 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12677 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12678 the "length" attribute.
12680 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12682 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12683 -Wcast-qual warnings.
12684 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12685 handle_pragma_pop_macro): Likewise.
12686 * collect2.c (resolve_lib_name): Likewise.
12687 * config/arc/arc.c (arc_init): Likewise.
12688 * config/arm/arm.c (neon_builtin_compare,
12689 locate_neon_builtin_icode): Likewise.
12690 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12691 * config/bfin/bfin.c (bfin_init_machine_status,
12692 bfin_optimize_loop): Likewise.
12693 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12694 * config/cris/cris.c (cris_init_expanders): Likewise.
12695 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12696 * config/darwin.c (machopic_indirection_eq,
12697 machopic_indirection_name, machopic_output_indirection): Likewise.
12698 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12699 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12700 frv_optimize_membar): Likewise.
12701 * config/i386/cygwin.h (mingw_scan,
12702 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12703 * config/i386/cygwin1.c (mingw_scan): Likewise.
12704 * config/i386/i386.c (machopic_output_stub): Likewise.
12705 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12706 i386_pe_unique_section): Likewise.
12707 * config/ia64/ia64.c (ia64_init_machine_status,
12708 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12710 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12711 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12712 * config/m68k/m68k.c (m68k_handle_option,
12713 m68k_sched_md_init_global): Likewise.
12714 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12715 mcore_unique_section): Likewise.
12716 * config/mips/mips.c (mips_block_move_straight,
12717 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12719 * config/mmix/mmix.c (mmix_init_machine_status,
12720 mmix_encode_section_info): Likewise.
12721 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12722 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12723 print_operand_address, output_toc, redefine_groups,
12724 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12725 * config/s390/s390.c (s390_init_machine_status): Likewise.
12726 * config/score/score.c (score_block_move_straight,
12727 score_block_move_loop_body): Likewise.
12728 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12729 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12730 * emit-rtl.c (find_auto_inc): Likewise.
12731 * gcc.c (translate_options, process_command): Likewise.
12732 * reorg.c (dbr_schedule): Likewise.
12733 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12734 * xcoffout.c (xcoffout_declare_function): Likewise.
12736 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12738 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12739 ipa-pta working again.
12741 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12743 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12746 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12748 * config.gcc (powerpc*-*-*): Add new core e500mc.
12749 * config/rs6000/e500mc.md: New file.
12750 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12752 (rs6000_override_options): Add e500mc case to
12753 processor_target_table. Altivec and Spe options not allowed
12754 with e500mc. Add isel instruction to e500mc by
12755 default. Initialize rs6000_cost for e500mc.
12756 (rs6000_issue_rate): Set issue rate for e500mc.
12757 * config/rs6000/rs6000.h (processor_type): Add
12758 PROCESSOR_PPCE500MC.
12759 (ASM_CPU_SPEC): Add e500mc.
12760 Set TARGET_ISEL to rs6000_isel.
12761 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12762 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12763 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12765 * doc/invoke.texi: Add e500mc to list of cpus.
12767 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12770 * c-lex.c (lex_charconst): Initialize unsignedp.
12772 2008-06-27 Olivier Hainque <hainque@adacore.com>
12774 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12775 documented assumptions.
12777 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12779 * dwarf2out.c: Remove trailing white spaces. Break long line
12782 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12784 * libfuncs.h (LTI_synchronize): New libfunc_index.
12785 (synchronize_libfunc): Declare.
12786 * builtins.c (expand_builtin_synchronize): Consider using
12787 synchronize_libfunc before falling back on an asm blockage.
12788 * config/mips/mips.c: Include libfuncs.h
12789 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12791 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12793 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12794 parameter. Copy stack_reg to r11 where appropriate.
12795 (no_global_regs_above): Add gpr parameter.
12796 (rs6000_stack_info): Only add padding for SPE save area if we
12797 are saving SPE GPRs and CR.
12798 (saveres_routine_syms): New variable.
12799 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12801 (rs6000_savres_routine_sym): New function.
12802 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12804 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12805 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12806 Tweak FPR out-of-line saving.
12807 (rs6000_make_savres_rtx): New function.
12808 (rs6000_use_multiple_p): New function.
12809 (rs6000_savres_strategy): New function.
12810 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12811 out-of-line if appropriate.
12812 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12813 if we are optimizing for size.
12814 (GP_SAVE_INLINE): Define.
12815 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12816 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12817 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12818 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12819 (*save_fpregs_<mode>): Add use of r11.
12820 (*restore_gpregs_<mode>): New insn.
12821 (*return_and_restore_gpregs_<mode>): New insn.
12822 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12824 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12825 (*restore_gpregs_spe): New insn.
12826 (*return_and_restore_gpregs_spe): New insn.
12827 * config/rs6000/predicates.md (save_world_operation): Fix check.
12829 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12831 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12832 this point, so assert that.
12834 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12836 * cfganal.c: Include vec.h and vecprim.h.
12837 (compute_idf): Import from...
12838 * tree-into-ssa (compute_idf): ...here.
12839 * basic-block.h (compute_idf): Export.
12841 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12843 * c-decl.c (merge_decls): Use !current_function_decl to check for
12844 extern declaration of C99 inline function being at file scope.
12846 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12848 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12850 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12852 * alias.c (record_alias_subset, init_alias_analysis): Fix
12853 -Wc++-compat and/or -Wcast-qual warnings.
12854 * attribs.c (lookup_attribute_spec): Likewise.
12855 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12856 copy_bb, connect_traces,
12857 find_rarely_executed_basic_blocks_and_cr): Likewise.
12858 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12859 note_btr_set, migrate_btr_defs): Likewise.
12860 * builtins.c (result_vector, expand_builtin_memcpy,
12861 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12862 builtin_memset_read_str, expand_builtin_printf,
12863 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12865 * caller-save.c (mark_set_regs): Likewise.
12866 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12867 * cgraph.c (cgraph_edge): Likewise.
12868 * combine.c (likely_spilled_retval_1): Likewise.
12869 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12870 htab_counts_entry_del, get_coverage_counts): Likewise.
12871 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12872 new_cselib_val): Likewise.
12873 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12874 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12876 * df-core.c (df_compact_blocks): Likewise.
12877 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12878 * df-scan.c (df_grow_reg_info, df_ref_create,
12879 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12880 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12881 df_record_entry_block_defs, df_record_exit_block_uses,
12882 df_bb_verify): Likewise.
12883 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12884 DF_REF_EXTRACT_MODE_CONST): New.
12885 * dominance.c (get_immediate_dominator, get_dominated_by,
12886 nearest_common_dominator, root_of_dom_tree,
12887 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12888 -Wc++-compat and/or -Wcast-qual warnings.
12889 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12890 record_store, replace_read, check_mem_read_rtx, scan_insn,
12891 dse_step1, dse_record_singleton_alias_set): Likewise.
12892 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12894 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12896 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12897 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12898 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12899 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12900 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12901 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12902 file_name_acquire, output_file_names, add_const_value_attribute,
12903 premark_used_types_helper, file_table_eq, file_table_hash,
12904 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12905 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12906 -Wcast-qual warnings.
12907 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12908 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12909 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12910 gen_reg_rtx, start_sequence, init_emit): Likewise.
12911 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12912 * except.c (init_eh_for_function, gen_eh_region,
12913 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12914 arh_to_landing_pad, arh_to_label, add_action_record,
12915 add_call_site, switch_to_exception_section): Likewise.
12916 * expmed.c (synth_mult): Likewise.
12917 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12918 store_expr): Likewise.
12919 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12921 * function.c (assign_stack_temp_for_type,
12922 allocate_struct_function, match_asm_constraints_1): Likewise.
12923 * gcov-io.c (gcov_allocate): Likewise.
12924 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12925 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12926 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12927 record_one_set, insert_expr_in_table, insert_set_in_table,
12928 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12929 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12930 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12931 -Wcast-qual warnings.
12933 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12935 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12936 -Wcast-qual warnings.
12937 * gcc.c (process_command): Likewise.
12938 * genattrtab.c (oballoc): Use XOBNEW.
12939 (oballocvec): Define.
12940 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12941 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12942 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12943 -Wc++-compat and/or -Wcast-qual warnings.
12944 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12945 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12946 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12947 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12948 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12949 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12950 add_excls, process_presence_absence_names,
12951 process_presence_absence_patterns, add_presence_absence,
12952 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12953 get_free_state, add_arc, get_free_automata_list_el,
12954 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12955 transform_3, cache_presence, create_ainsns, create_automata,
12956 create_state_ainsn_table, dfa_insn_code_enlarge,
12957 output_trans_func, output_min_issue_delay_func,
12958 output_dead_lock_func, output_reset_func,
12959 output_get_cpu_unit_code_func, output_dfa_start_func,
12960 expand_automata): Likewise.
12961 * genextract.c (gen_insn): Likewise.
12962 * gengtype-lex.l: Likewise.
12963 * gengtype.c (read_input_list, adjust_field_type,
12964 process_gc_options): Likewise.
12965 * genoutput.c (note_constraint): Likewise.
12966 * genpreds.c (mangle, add_constraint): Likewise.
12967 * genrecog.c (process_define_predicate, new_decision,
12968 add_to_sequence): Likewise.
12969 * gensupport.c (record_insn_name): Likewise.
12971 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12973 * config/i386/driver-i386.c (detect_caches_amd,
12974 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12975 and/or -Wcast-qual warnings.
12976 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12977 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12978 gt_pch_save): Likewise.
12979 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12980 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12981 * global.c (compute_regsets): Likewise.
12982 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12983 finish_graph_dump_file): Likewise.
12984 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12985 unlink_bb_notes): Likewise.
12986 * integrate.c (get_hard_reg_initial_val): Likewise.
12987 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12988 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12989 * local-alloc.c (update_equiv_regs): Likewise.
12990 * loop-invariant.c (check_invariant_table_size,
12991 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12993 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12994 altered_reg_used, mark_altered): Likewise.
12995 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12996 insert_var_expansion_initialization,
12997 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12998 release_var_copies): Likewise.
12999 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13000 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13001 analyze_accesses_for_phi_node, check_var_notmodified_p,
13002 check_allocation_function, find_sites_in_func,
13003 record_all_accesses_in_func, transform_access_sites,
13004 transform_allocation_sites): Likewise.
13005 * omp-low.c (new_omp_region, create_omp_child_function_name,
13006 check_omp_nesting_restrictions, check_combined_parallel,
13007 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13008 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13009 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13010 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13012 * opts-common.c (prune_options): Likewise.
13013 * opts.c (add_input_filename, print_filtered_help,
13014 get_option_state): Likewise.
13015 * params.c (add_params): Likewise.
13016 * passes.c (set_pass_for_id, next_pass_1,
13017 do_per_function_toporder, pass_fini_dump_file): Likewise.
13018 * postreload.c (reload_cse_simplify_operands): Likewise.
13019 * predict.c (tree_predicted_by_p, tree_predict_edge,
13020 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13022 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13024 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13026 * recog.c (check_asm_operands, validate_change_1): Likewise.
13027 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13028 subst_asm_stack_regs): Likewise.
13029 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13030 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13031 * regmove.c (reg_is_remote_constant_p): Likewise.
13032 * regrename.c (regrename_optimize, scan_rtx_reg,
13033 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13035 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13036 regstat_compute_calls_crossed): Likewise.
13037 * reload1.c (init_reload, new_insn_chain,
13038 has_nonexceptional_receiver, reload, copy_reloads,
13039 calculate_needs_all_insns, init_elim_table): Likewise.
13040 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13041 * rtl.c (shallow_copy_rtx_stat): Likewise.
13042 * rtlanal.c (parms_set): Likewise.
13043 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13044 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13045 * sched-ebb.c (earliest_block_with_similiar_load,
13046 add_deps_for_risky_insns): Likewise.
13047 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13048 schedule_region): Likewise.
13049 * see.c (eq_descriptor_pre_extension,
13050 hash_descriptor_pre_extension, hash_del_pre_extension,
13051 eq_descriptor_properties, hash_descriptor_properties,
13052 hash_del_properties, see_seek_pre_extension_expr,
13053 see_initialize_data_structures, see_print_register_properties,
13054 see_print_pre_extension_expr, see_delete_merged_def_extension,
13055 see_delete_unmerged_def_extension, see_emit_use_extension,
13056 see_pre_delete_extension, see_map_extension, see_commit_changes,
13057 see_analyze_merged_def_local_prop,
13058 see_analyze_merged_def_local_prop,
13059 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13060 see_set_prop_merged_def, see_set_prop_unmerged_def,
13061 see_set_prop_unmerged_use, see_print_one_extension,
13062 see_merge_one_use_extension, see_merge_one_def_extension,
13063 see_store_reference_and_extension, see_update_uses_relevancy,
13064 see_update_defs_relevancy): Likewise.
13065 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13066 hash_statistics_free, curr_statistics_hash): Likewise.
13067 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13068 expand_asm_operands, expand_return, case_bit_test_cmp,
13069 expand_case): Likewise.
13070 * stor-layout.c (start_record_layout): Likewise.
13071 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13072 gt_pch_save_stringpool): Likewise.
13073 * tree-data-ref.c (hash_stmt_vertex_info,
13074 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13075 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13077 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13080 * config/i386/i386.md : Change constraints of HImode and QImode
13081 immediate operands from "i" to "n". Change SImode "ni" constraint to
13082 "i" and SImode "rmi" constraint to "g". Remove all constraints
13083 from const0_operand and const1_operand predicated operands.
13084 (i): Change QImode and HImode attribute from "i" to "n".
13085 (*subqi_2): Change HImode operands to QImode.
13088 2008-06-25 Olivier Hainque <hainque@adacore.com>
13090 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13093 2008-06-25 Richard Guenther <rguenther@suse.de>
13095 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13096 not overflow the result type.
13098 2008-06-25 Richard Guenther <rguenther@suse.de>
13100 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13101 (vn_lookup): Likewise.
13103 2008-06-25 Richard Guenther <rguenther@suse.de>
13105 PR tree-optimization/35518
13106 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13107 * tree-sra.c (instantiate_element): Use fold_build3 to build
13109 (try_instantiate_multiple_fields): Likewise.
13111 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13113 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13116 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13118 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13119 use_backchain_to_restore_sp to true
13120 if the offset of the link register save area would go over the 32k - 1
13121 offset limit of the load
13124 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13126 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13127 anchor for the type-punning blurb. Cross-reference "Structures
13128 unions enumerations and bit-fields implementation". Provide a
13129 cast-through-pointer example. Make final sentence self-contained.
13130 * doc/implement-c.texi (Structures unions enumerations and
13131 bit-fields implementation): Cross-reference the type-punning blurb
13132 in the -fstrict-aliasing documentation.
13134 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13136 PR middle-end/36594
13137 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13138 the memory instead of the memory itself for the save area.
13140 2008-06-24 Olivier Hainque <hainque@adacore.com>
13141 Nicolas Roche <roche@adacore.com>
13143 * gengtype.c (srcdir_len): size_t instead of int.
13144 (get_file_realbasename): New function. For F a filename, the real
13145 basename of F, with all the path components stripped.
13146 (get_file_srcdir_relative_path): New function. For F a filename, the
13147 relative path to F from $(srcdir).
13148 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13149 get_file_realbasename. Adjust the head comment.
13150 (get_prefix_langdir_index): New function. For F a filename, return the
13151 lang_dir_names[] relative index of the language directory that is
13153 (get_file_langdir): For F a filename, return the name of the language
13154 directory where F is located.
13155 (get_file_gtfilename): New function. The gt- output file name for an
13157 (get_output_file_with_visibility): Replace in-line computations with
13158 uses of get_file_gtfilename and get_prefix_langdir_index.
13159 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13161 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13163 PR tree-optimization/36504
13164 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13165 references without base address.
13167 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13169 PR middle-end/36584
13170 * calls.c (expand_call): Increase alignment for recursive functions.
13172 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13174 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13175 (TARGET_FUNCTION_VALUE): New define.
13176 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13177 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13179 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13181 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13182 (fmod<mode>3): Ditto.
13183 (remainderxf3): Ditto.
13184 (remainder<mode>3): Ditto.
13186 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13189 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13190 REG is a hard register.
13192 PR tree-optimization/36508
13193 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13194 499, don't check it at all in release compilers.
13196 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13198 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13199 together with SSE_TARGET_MATH to disable insn pattern.
13200 (*fop_<MODEF:mode>_2_i387): Ditto.
13201 (*fop_<MODEF:mode>_3_i387): Ditto.
13203 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13205 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13207 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13209 PR middle-end/34906
13210 * gimplify.c (gimplify_asm_expr): Check the return code of
13211 parse_output_constraint call, set function return and is_inout
13212 value if it failed.
13214 2008-06-22 Ian Lance Taylor <iant@google.com>
13216 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13217 (narrowest_signed_type): Likewise.
13218 * c-typeck.c (c_common_type): Change local variable mclass to enum
13220 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13221 tcc_comparison, not the tree code itself.
13222 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13223 (c_expand_expr): Cast modifier to enum expand_modifier.
13224 * c-common.h (C_RID_CODE): Add casts.
13225 (C_SET_RID_CODE): Define.
13226 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13227 (c_lex_one_token): Add cast to avoid warning.
13228 (c_parser_objc_type_name): Rename local typename to type_name.
13229 (check_no_duplicate_clause): Change code parameter to enum
13231 (c_parser_omp_var_list_parens): Change kind parameter to enum
13233 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13234 c_parser_omp_list_var_parens.
13235 (c_parser_omp_threadprivate): Likewise.
13236 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13237 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13238 * c-format.c (NO_FMT): Define.
13239 (printf_length_specs): Use NO_FMT.
13240 (asm_fprintf_length_specs): Likewise.
13241 (gcc_diag_length_specs): Likewise.
13242 (scanf_length_specs): Likewise.
13243 (strfmon_length_specs): Likewise.
13244 (gcc_gfc_length_specs): Likewise.
13245 (printf_flag_specs): Change 0 to STD_C89.
13246 (asm_fprintf_flag_specs): Likewise.
13247 (gcc_diag_flag_specs): Likewise.
13248 (gcc_cxxdiag_flag_specs): Likewise.
13249 (scanf_flag_specs): Likewise.
13250 (strftime_flag_specs): Likewise.
13251 (strfmon_flag_specs): Likewise.
13252 (print_char_table): Likewise.
13253 (asm_fprintf_char_table): Likewise.
13254 (gcc_diag_char_table): Likewise.
13255 (gcc_tdiag_char_table): Likewise.
13256 (gcc_cdiag_char_table): Likewise.
13257 (gcc_cxxdiag_char_table): Likewise.
13258 (gcc_gfc_char_table): Likewise.
13259 (scan_char_table): Likewise.
13260 (time_char_table): Likewis.
13261 (monetary_char_table): Likewise.
13262 * c-format.h (BADLEN): Likewise.
13264 2008-06-21 Ian Lance Taylor <iant@google.com>
13266 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13267 Define END_OF_BASE_TREE_CODES around inclusion.
13268 * tree.c (tree_code_type): New global array.
13269 (tree_code_length, tree_code_name): Likewise.
13270 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13271 $(lang_tree_files).
13272 (all-tree.def, s-alltree): New targets.
13273 (gencheck.h, s-gencheck): Remove.
13274 (tree.o): Depend upon all-tree.def.
13275 (build/gencheck.o): Remove gencheck.h dependency.
13276 (mostlyclean): Don't remove gencheck.h.
13277 * c-common.h (enum c_tree_code): Remove.
13278 * c-lang.c (tree_code_type): Remove.
13279 (tree_code_length, tree_code_name): Remove.
13280 * gencheck.c (tree_codes): Include all-tree.def, rather than
13281 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13283 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13285 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13286 (operator_name_info): Size to MAX_TREE_CODES.
13287 (assignment_operator_name_info): Likewise.
13288 * cp/cp-lang.c (tree_code_type): Remove.
13289 (tree_code_length, tree_code_name): Remove.
13290 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13291 (assignment_operator_name_info): Likewise.
13292 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13294 * cp/mangle.c (write_expression): Likewise.
13295 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13296 * fortran/f95-lang.c (tree_code_type): Remove.
13297 (tree_code_length, tree_code_name): Remove.
13298 * java/java-tree.h (enum java_tree_code): Remove.
13299 * java/lang.c (tree_code_type): Remove.
13300 (tree_code_length, tree_code_name): Remove.
13301 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13302 * objc/objc-act.h (enum objc_tree_code): Remove.
13303 * objc/objc-lang.c (tree_code_type): Remove.
13304 (tree_code_length, tree_code_name): Remove.
13305 * objcp/objcp-lang.c (tree_code_type): Remove.
13306 (tree_code_length, tree_code_name): Remove.
13307 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13308 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13309 * ada/misc.c (tree_code_type): Remove.
13310 (tree_code_length, tree_code_name): Remove.
13312 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13314 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13315 the grand_bitmap_obstack.
13317 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13319 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13320 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13321 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13322 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13323 move_stmt_r, new_label_mapper): Likewise.
13324 * tree-complex.c (cvc_lookup): Likewise.
13325 * tree-dfa.c (create_function_ann): Likewise.
13326 * tree-dump.c (dump_register): Likewise.
13327 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13328 find_phi_replacement_condition): Likewise.
13329 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13330 tree_function_versioning): Likewise.
13331 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13332 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13333 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13334 get_nonlocal_debug_decl, convert_nonlocal_reference,
13335 convert_nonlocal_omp_clauses, get_local_debug_decl,
13336 convert_local_reference, convert_local_omp_clauses,
13337 convert_nl_goto_reference, convert_nl_goto_receiver,
13338 convert_tramp_reference, convert_call_expr): Likewise.
13339 * tree-outof-ssa.c (contains_tree_r): Likewise.
13340 * tree-parloops.c (reduction_phi, initialize_reductions,
13341 eliminate_local_variables_1, add_field_for_reduction,
13342 add_field_for_name, create_phi_for_local_result,
13343 create_call_for_reduction_1, create_loads_for_reductions,
13344 create_stores_for_reduction, create_loads_and_stores_for_name):
13346 * tree-phinodes.c (allocate_phi_node): Likewise.
13347 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13348 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13349 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13350 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13351 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13352 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13353 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13354 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13355 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13356 vn_nary_op_insert): Likewise.
13357 * tree-ssa.c (redirect_edge_var_map_add,
13358 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13359 * tree-vectorizer.c (vectorize_loops): Likewise.
13360 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13361 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13362 tree_cons_stat, build1_stat, build_variant_type_copy,
13363 decl_init_priority_lookup, decl_fini_priority_lookup,
13364 decl_priority_info, decl_restrict_base_lookup,
13365 decl_restrict_base_insert, decl_debug_expr_lookup,
13366 decl_debug_expr_insert, decl_value_expr_lookup,
13367 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13368 type_hash_add, get_file_function_name, tree_check_failed,
13369 tree_not_check_failed, tree_range_check_failed,
13370 omp_clause_range_check_failed, build_omp_clause,
13371 build_vl_exp_stat): Likewise.
13372 * value-prof.c (gimple_histogram_value,
13373 gimple_duplicate_stmt_histograms): Likewise.
13374 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13375 unshare_variable, variable_union_info_cmp_pos, variable_union,
13376 dataflow_set_different_1, dataflow_set_different_2,
13377 vt_find_locations, variable_was_changed, set_variable_part,
13378 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13379 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13380 section_entry_hash, object_block_entry_eq,
13381 object_block_entry_hash, create_block_symbol,
13382 initialize_cold_section_name, default_function_rodata_section,
13383 strip_reg_name, set_user_assembler_name, const_desc_eq,
13384 build_constant_desc, output_constant_def, lookup_constant_def,
13385 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13386 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13387 default_internal_label): Likewise.
13388 * varray.c (varray_init, varray_grow): Likewise.
13389 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13391 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13393 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13394 operators for "test" insn. Macroize insn using SWI mode macro.
13395 (*jcc_fused_2): Ditto.
13396 (*jcc_fused_3): Macroize insn using SWI mode macro.
13397 (*jcc_fused_4): Ditto.
13399 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13401 * tree-ssa-pre.c: Fix typo in comment.
13402 (init_antic, fini_antic): Add explicit funtions for
13403 initializing and deinitializing ANTIC and AVAIL sets.
13404 (create_expression_by_pieces): Fix typo in comment.
13405 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13406 (execute_pre): Eventually dump details about ANTIC_IN.
13408 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13410 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13411 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13412 add_to_obstack, file_at_path, find_a_file, execute,
13413 add_preprocessor_option, add_assembler_option, add_linker_option,
13414 process_command, insert_wrapper, do_option_spec, do_self_spec,
13415 spec_path, do_spec_1, is_directory, main, used_arg,
13416 getenv_spec_function): Likewise.
13417 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13418 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13421 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13423 * doc/rtl.texi: Updated subreg section.
13425 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13428 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13429 node->needed and node->reachable.
13430 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13431 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13432 (expand_task_call): Don't call expand_task_copyfn.
13433 (expand_task_copyfn): Renamed to...
13434 (finalize_task_copyfn): ... this.
13436 2008-06-19 Jan Hubicka <jh@suse.cz>
13438 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13439 clobbering framepointer.
13441 2008-06-19 Jan Hubicka <jh@suse.cz>
13443 * tree-optimize.c (execute_early_local_optimizations): Set
13444 cgraph_state only at first invocation.
13446 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13448 * system.h (-Wc++-compat): Activate as a warning, no an error.
13450 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13452 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13453 instead of "#" in insn asm template.
13454 (*jcc_fused_2): Ditto.
13456 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13458 * config/i386/i386.h (ix86_tune_indices)
13459 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13460 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13461 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13462 (*jcc_fused_2): Ditto.
13463 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13464 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13465 (print operand): Handle 'E' and 'e' code.
13467 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13469 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13470 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13471 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13473 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13475 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13477 (cgraph_expand_function): Use local copy of decl.
13478 (cgraph_expand_all_functions): Remove redundant initialization of
13480 (cgraph_optimize): Reword internal_error message.
13482 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13484 * arm-protos.h (arm_return_in_memory): Remove public
13485 arm_return_in_memory() prototype.
13486 * arm.c (arm_return_in_memory): Add static prototype, add target
13487 hook macro, change definition and comments.
13488 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13490 2008-06-19 Ben Elliston <bje@au.ibm.com>
13492 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13493 real.c: Remove references to IEEE 754R.
13494 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13495 * doc/libgcc.texi (Decimal float library routines): Likewise.
13497 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13499 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13500 (default_unwind_word_mode): Add prototype.
13501 * targhooks.c (default_unwind_word_mode): New function.
13502 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13503 instead of word_mode.
13504 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13505 (TARGET_INITIALIZER): Use it.
13507 * c-common.c (handle_mode_attribute): Support "unwind_word"
13509 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13511 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13512 word_mode to access SjLj_Function_Context member "data".
13513 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13514 conversion from targetm.eh_return_filter_mode () to
13515 targetm.unwind_word_mode () if they differ.
13517 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13518 (BT_FN_UNWINDWORD_PTR): New function type.
13519 (BT_FN_WORD_PTR): Remove.
13520 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13521 * except.c (expand_builtin_extend_pointer): Convert pointer to
13522 targetm.unwind_word_mode () instead of word_mode.
13524 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13525 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13526 (spu_unwind_word_mode): New function.
13527 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13528 (TARGET_UNWIND_WORD_MODE): Define.
13529 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13531 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13533 * config/spu/spu.c (reg_align): Remove.
13534 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13535 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13536 (spu_split_store): Likewise.
13538 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13540 * gcc/tree-vn.c: Fix typo in comment.
13542 2008-06-18 Jan Hubicka <jh@suse.cz>
13544 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13545 toplevel reorder too.
13547 2008-06-18 Jan Hubicka <jh@suse.cz>
13549 * c-opts.c (c_common_post_options): PCH is not compatible with
13551 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13552 -fno-toplevel-reorder by default now.
13554 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13556 PR documentation/30739
13557 * doc/install.texi (Prerequisites): Document dependency on awk.
13559 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13560 Ian Lance Taylor <iant@google.com>
13562 PR rtl-optimization/35604
13563 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13564 only want to change jump destinations, not eventual label comparisons.
13566 2008-06-16 Jan Hubicka <jh@suse.cz>
13568 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13570 (cgraph_analyze_function): Likewise.
13572 2008-06-16 Jan Hubicka <jh@suse.cz>
13574 * cgraph.h (cgraph_mark_if_needed): New function.
13575 * cgraphunit.c (cgraph_mark_if_needed): New function.
13576 * c-decl.c (duplicate_decl): Use it.
13578 2008-06-16 Jan Hubicka <jh@suse.cz>
13580 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13583 2008-06-16 Jan Hubicka <jh@suse.cz>
13585 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13587 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13588 Kazu Hirata <kazu@codesourcery.com>
13589 Maxim Kuvyrkov <maxim@codesourcery.com
13591 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13592 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13593 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13594 EXTRA_SPEC_FUNCTIONS.
13595 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13596 (DRIVER_SELF_SPECS): Adjust.
13597 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13598 * config/mips/st.h, config/mips/t-st: New.
13599 * config/mips/driver-native.c, config/mips/x-native: New.
13600 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13603 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13605 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13607 (ISA_HAS_FP_CONDMOVE): New macro.
13608 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13609 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13610 (ISA_HAS_NMADD3_NMSUB3): New macro.
13611 * config/mips/mips.c (mips_rtx_costs): Update.
13612 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13613 compiling for ST Loongson 2E/2F.
13614 (madd<mode>): Rename to madd4<mode>. Update.
13615 (madd3<mode>): New pattern.
13616 (msub<mode>): Rename to msub4<mode>. Update.
13617 (msub3<mode>): New pattern.
13618 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13619 (nmadd3<mode>): New pattern.
13620 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13621 (nmadd3<mode>_fastmath): New pattern.
13622 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13623 (nmsub3<mode>): New pattern.
13624 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13625 (nmsub3<mode>_fastmath): New pattern.
13626 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13628 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13630 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13631 (DF_REF_INSN_INFO): New.
13632 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13633 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13634 with a NULL DF_REF_INSN_INFO.
13635 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13637 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13638 DF_INSN_INFO_EQ_USES): New.
13639 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13640 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13641 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13642 * df-core.c: Update comment for above changes.
13643 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13644 DF_INSN_UID_* macros.
13645 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13646 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13647 insn rtx. Update all callers.
13648 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13649 df_ref_create_structure, df_insn_refs_collect): Likewise.
13650 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13651 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13652 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13653 macros to access the insn refs.
13654 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13655 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13656 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13657 for accessing the refs.
13658 (try_fwprop_subst): Likewise.
13659 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13660 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13661 for accessing the refs.
13662 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13663 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13664 to look at the insn refs.
13665 (record_uses): Likewise.
13666 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13668 (mark_artificial_uses): Don't mark_insn for artificial refs.
13669 (mark_reg_rependencies): Likewise.
13671 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13673 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13675 * configure: Regenerate.
13677 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13679 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13680 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13681 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13683 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13685 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13686 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13687 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13689 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13691 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13692 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13693 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13695 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13697 * tree-ssa-sccvn.c: Fix format of comments.
13699 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13701 * cgraph.c: Remove unneeded forward declarations of eq_node()
13704 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13706 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13708 (see_update_relevancy): Likewise.
13709 * fwprop.c (try_fwprop_subst): Likewise.
13710 * rtlanal.c (noop_move_p): Likewise.
13711 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13712 notes to non-existing libcall blocks.
13713 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13715 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13716 (dead_libcall_p): Remove.
13717 (delete_trivially_dead_insns): Don't use it.
13718 * web.c (union_defs): Remove comment about keeping nops.
13719 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13720 (compute_hash_table_work): Don't track libcall notes.
13721 (do_local_cprop): Don't take libcall pointers. Don't update
13723 (adjust_libcall_notes): Deleted.
13724 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13725 ever have existed in the first place).
13726 (replace_store_insn): Don't try to remove libcall notes.
13727 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13728 (resolve_reg_notes): Don't call them.
13729 (resolve_simple_move): Likewise.
13730 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13731 Don't remove REG_RETVAL notes.
13732 * emit-rtl.c (try_split): Don't update libcall notes.
13733 (emit_copy_of_insn_after): Dito.
13734 * cselib.c (cselib_current_insn_in_libcall): Remove.
13735 (cselib_process_insn): Don't set/clear it.
13736 (new_elt_loc_list): Don't record it.
13737 (cselib_init): Don't initialize it.
13738 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13739 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13741 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13742 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13743 (init_deps): Don't initialize it.
13744 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13745 * combine.c (delete_noop_moves): Don't update libcall notes.
13746 (can_combine_p): Remove now pointless #if 0 block.
13747 (try_combine): Remove another obsolete #if 0 block.
13748 (distribute_notes): Don't distribute libcall notes.
13749 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13750 * dce.c (libcall_dead_p): Remove.
13751 (delete_unmarked_insns): Don't handle libcall blocks.
13752 (preserve_libcall_for_dce): Remove.
13753 (prescan_insns_for_dce): Don't special-case libcall block insns.
13754 * reload1 (reload): Don't handle libcall notes.
13755 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13758 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13760 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13761 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13762 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13764 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13766 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13767 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13768 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13770 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13772 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13774 2008-06-16 Ira Rosen <irar@il.ibm.com>
13776 PR tree-optimization/36493
13777 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13778 the arguments list. Use VECTYPE to create vector pointer.
13779 (vectorizable_store): Fail if accesses through a pointer to vectype
13780 do not alias the original memory reference operands.
13781 Call vect_create_data_ref_ptr without the removed argument.
13782 (vectorizable_load): Likewise.
13783 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13786 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13789 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13790 reg_equiv_constant.
13792 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13794 * config/mips/loongson2ef.md: New file.
13795 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13796 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13797 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13798 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13799 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13801 (loongson2ef.md): New include.
13802 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13803 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13804 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13805 (loongson_gt_<mode>, loongson_extract_halfword)
13806 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13807 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13808 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13809 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13810 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13811 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13812 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13813 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13814 (vec_interleave_low<mode>): Define type attribute.
13815 * config/mips/mips.c (mips_ls2): New static variable.
13816 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13817 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13818 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13819 Implement target scheduling hooks.
13820 (mips_multipass_dfa_lookahead): Update to handle tuning for
13822 (mips_sched_init): Initialize data for Loongson scheduling.
13823 (mips_ls2_variable_issue): New static function.
13824 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13826 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13827 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13828 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13829 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13830 Handle ST Loongson 2E/2F cores.
13831 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13833 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13835 * omp-low.c (extract_omp_for_data): Fix comment typo.
13838 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13840 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13841 FIXME note about gcc/config.guess.
13842 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13843 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13844 * doc/cppopts.texi: Likewise.
13845 * doc/extend.texi: Likewise.
13846 * doc/gcc.texi: Likewise.
13847 * doc/gccint.texi: Likewise.
13848 * doc/gcov.texi: Likewise.
13849 * doc/gty.texi: Likewise.
13850 * doc/hostconfig.texi: Likewise.
13851 * doc/install.texi: Likewise.
13852 * doc/invoke.texi: Likewise.
13853 * doc/loop.texi: Likewise.
13854 * doc/makefile.texi: Likewise.
13855 * doc/md.texi: Likewise.
13856 * doc/passes.texi: Likewise.
13857 * doc/tm.texi: Likewise.
13858 * doc/tree-ssa.texi: Likewise.
13859 * doc/trouble.texi: Likewise.
13861 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13862 Nathan Sidwell <nathan@codesourcery.com>
13863 Maxim Kuvyrkov <maxim@codesourcery.com>
13864 Richard Sandiford <rdsandiford@googlemail.com>
13866 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13867 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13868 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13870 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13871 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13872 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13874 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13875 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13876 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13877 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13878 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13879 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13880 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13881 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13882 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13883 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13884 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13885 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13886 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13887 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13888 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13889 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13890 (mips_builtins): Add Loongson builtins.
13891 (mips_loongson_2ef_bdesc): New.
13892 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13893 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13894 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13895 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13897 (mips_expand_vector_init): New.
13898 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13899 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13901 * config/mips/mips.md: Add unspec numbers for Loongson
13902 builtins. Include loongson.md.
13903 (MOVE64): Include Loongson vector modes.
13904 (SPLITF): Include Loongson vector modes.
13905 (HALFMODE): Handle Loongson vector modes.
13906 * config/mips/loongson.md: New.
13907 * config/mips/loongson.h: New.
13908 * config.gcc: Add loongson.h header for mips*-*-* targets.
13909 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13911 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13913 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13914 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13915 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13916 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13917 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13918 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13919 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13920 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13921 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13922 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13923 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13924 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13925 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13926 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13927 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13928 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13929 Remove use_fixproto=yes.
13930 (ia64*-*-hpux*): Remove comment about using fixproto.
13931 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13933 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13935 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13937 * configure: Regenerate.
13939 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13941 PR middle-end/36520
13942 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13943 before evaluating it.
13945 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13948 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13949 nested inline functions.
13950 (start_decl, start_function): Don't invert DECL_EXTERNAL
13951 for nested inline functions.
13953 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13955 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13956 splits that must be made for correctness.
13958 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13960 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13961 (AVAIL_NON_MIPS16): Likewise.
13962 (mips_builtin_description): Replace target_flags with a predicate.
13963 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13964 (dspr2_32): New availability predicates.
13965 (MIPS_BUILTIN): New macro.
13966 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13967 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13968 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13969 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13970 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13971 (mips_dsp_32only_bdesc): Merge into...
13972 (mips_builtins): ...this new array.
13973 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13974 (mips_init_builtins): Update after above changes.
13975 (mips_expand_builtin_1): Merge into...
13976 (mips_expand_builtin): ...here and update after above changes.
13978 2008-06-12 Paul Brook <paul@codesourcery.com>
13980 * longlong.h (__arm__): Define count_leading_zeros.
13981 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13982 (clzsi2, clzdi2): New functions.
13983 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13984 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13985 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13986 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13987 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13988 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13989 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13990 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13991 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13992 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13994 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13996 * config/m68k/m68k.c (m68k_tune_flags): New.
13997 (override_options): Compute m68k_tune_flags.
13998 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13999 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14001 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14003 PR middle-end/36506
14004 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14006 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14008 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14009 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14011 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14013 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14014 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14016 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14018 PR middle-end/36506
14019 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14022 2008-06-12 Richard Guenther <rguenther@suse.de>
14024 PR tree-optimization/36345
14025 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14026 add memory_tag_needed flag.
14027 (may_alias_p): Declare.
14028 * tree-ssa-alias.c (may_alias_p): Export.
14029 (set_initial_properties): Use memory_tag_needed flag.
14030 (update_reference_counts): Likewise.
14031 (reset_alias_info): Reset memory_tag_needed flag.
14032 (create_name_tags): Check memory_tag_needed flag.
14033 (dump_points_to_info_for): Dump it.
14034 * tree-ssa-structalias.c (struct variable_info): Remove
14035 directly_dereferenced flag.
14036 (new_var_info): Do not initialize it.
14037 (process_constraint_1): Do not set it.
14038 (update_alias_info): Set is_dereferenced flag.
14039 (set_uids_in_ptset): Use may_alias_p.
14040 (set_used_smts): Check memory_tag_needed flag.
14041 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14042 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14043 memory_tag_needed flag.
14044 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14045 from broken design.
14047 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14049 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14050 red zone for w64 abi.
14051 (ix86_expand_prologue): Likewise.
14052 (ix86_force_to_memory): Likewise.
14053 (ix86_free_from_memory): Likewise.
14055 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14058 * config/rs6000/rs6000.c (rs6000_override_options): Set
14059 rs6000_isel conditionally to the absence of comand line override.
14060 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14061 Remove duplicate rs6000_isel setting.
14062 * config/rs6000/eabispe.h: Ditto.
14064 2008-06-11 Richard Guenther <rguenther@suse.de>
14066 * alias.c (get_alias_set): Use the element alias-set for arrays.
14067 (record_component_aliases): For arrays and vectors do nothing.
14068 * c-common.c (strict_aliasing_warning): Handle the cases
14069 of alias set zero explicitly.
14070 * Makefile.in (dfp.o-warn): Add -Wno-error.
14072 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14074 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14076 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14077 tune_32 tune_64 to supported_defaults. Allow values not
14078 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14079 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14080 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14081 with_cpu_64 to generic for 64-bit-supporting configurations, not
14082 with_cpu. Remove FIXMEs.
14083 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14084 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14085 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14086 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14087 arch_32 and arch_64.
14089 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14090 Olivier Hainque <hainque@adacore.com>
14092 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14093 Use DECL_SIZE_UNIT to retrieve the size of the field.
14095 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14097 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14098 with function calls after declarations. Lay out
14099 neon_float_type_node before further use.
14101 2008-06-11 Richard Guenther <rguenther@suse.de>
14103 * tree-flow.h (may_point_to_global_var): Declare.
14104 * tree-ssa-alias.c (may_point_to_global_var): New function.
14105 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14107 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14109 * configure.ac: Teach that fido supports .debug_line.
14110 * configure: Regenerate.
14112 2008-06-10 Tom Tromey <tromey@redhat.com>
14114 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14117 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14119 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14120 (encode_decimal64, decode_decimal64, encode_decimal128,
14121 decode_decimal128): Reverse order of 32-bit parts of value if host
14122 and target endianness differ.
14124 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14126 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14127 Avoid division by 0.
14128 (tree_mod_pow2_value_transform): Likewise.
14129 (tree_ic_transform): Likewise.
14130 (tree_stringops_transform): Likewise.
14131 (tree_mod_subtract_transform): Likewise.
14132 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14133 (copy_edges_for_bb): Likewise.
14134 (initialize_cfun): Likewise.
14136 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14138 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14139 nonmemory_operand. Add "N" operand constraint.
14141 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14142 (*jcc_btsi_mask): Ditto.
14143 (*jcc_btsi_mask_1): Ditto.
14145 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14147 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14148 TYPE_CANONICAL for copied element type.
14150 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14153 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14154 Add m_CORE2 and m_GENERIC.
14155 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14156 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14158 (*jcc_btdi_rex64): New instruction and split pattern.
14159 (*jcc_btsi): Ditto.
14160 (*jcc_btsi_1): Ditto.
14161 (*btsq): Fix Intel asm dialect operand order.
14165 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14167 PR middle-end/36447
14168 * simplify-rtx.c (simplify_subreg): Add check for shift count
14171 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14173 * doc/md.texi: Synchronize with later constraints.md change.
14174 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14175 with a C implementation.
14176 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14178 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14179 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14180 when moving to and from MD_REGNUM.
14181 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14182 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14183 Handle byte and halfword moves.
14184 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14186 * config/mips/constraints.md (h): Turn into NO_REGS.
14187 (l, x): Update documentation.
14188 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14189 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14190 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14191 (HILO): New mode iterator.
14193 (any_div): New code iterator.
14194 (u): Extend code attribute to div and udiv.
14195 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14196 d_operand in the splitters. Remove redundant CONST_INT checks.
14197 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14198 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14199 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14200 accordingly, using normal moves instead of unspecs to move LO into
14201 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14202 (<u>mulsidi3): Handle expansion in C code.
14203 (<u>mulsidi3_32bit_internal): Rename to...
14204 (<u>mulsidi3_32bit): ...this.
14205 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14206 (*<u>mulsidi3_64bit): Rename to...
14207 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14208 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14209 to set LO and HI to the multiplication result. Use a normal move
14210 for MFLO and an unspec for MFHI.
14211 (*<u>mulsidi3_64bit_parts): Replace with...
14212 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14213 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14214 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14215 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14216 instead of HI. Split the instruction into a separate multiplication
14217 and MFHI if !TARGET_FIX_R4000.
14218 (<su>muldi3_highpart): Likewise.
14219 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14220 and the "=h" clobber.
14221 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14222 (<u>mulditi3): New expander.
14223 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14224 (madsi): Remove "=h" clobber.
14225 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14226 Force the modulus result to be a GPR and split the instruction into
14227 a division followed by an MFHI after reload.
14228 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14229 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14230 the MIPS16 HIGH define_split.
14231 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14232 of acc<->gpr moves to "multi".
14233 (*movdi_64bit): Replace the single "x" alternative with
14234 alternatives for moving into and out of "a".
14235 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14236 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14237 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14238 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14239 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14240 (movti): New expander.
14241 (*movti, *movti_mips16): New insns.
14242 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14243 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14244 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14245 * config/mips/predicates.md (fpr_operand): Delete.
14246 (d_operand): New predicate.
14248 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14250 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14251 failure on some Bourne shells.
14252 (x86_64-*-*): Ditto.
14254 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14256 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14258 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14260 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14261 (sparc-sun-solaris2*): Likewise.
14263 2008-06-09 Arnaud Charlet <charlet@adacore.com
14265 * doc/install.texi: Update requirements to build the Ada compiler.
14267 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14269 * df-scan.c (struct df_scan_problem_data): Remove the
14270 mw_link_pool alloc pool.
14271 (df_scan_free_internal): Don't free it.
14272 (df_scan_alloc): Don't allocate it.
14273 * df.h (struct df_link): Update comment.
14275 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14277 * except.h: Correct checks for when SJLJ exceptions must be used.
14279 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14281 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14284 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14286 PR tree-optimization/36218
14287 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14288 configure for the build system.
14289 (BUILD_LDFLAGS): Define.
14290 * configure: Regenerate.
14291 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14293 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14296 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14297 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14298 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14300 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14302 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14304 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14306 * config.gcc (Obsolete configurations): Remove list of
14308 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14309 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14310 targets matched by those patterns.
14311 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14312 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14313 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14314 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14315 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14316 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14317 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14318 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14319 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14320 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14321 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14322 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14323 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14324 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14325 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14326 Make code for Solaris 7 and greater unconditional for Solaris.
14327 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14328 Remove --with-* handling.
14329 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14330 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14331 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14332 LINK_OS_WINDISS_SPEC): Remove.
14333 * config/rs6000/sysv4.opt (mwindiss): Remove.
14334 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14335 * configure: Regenerate.
14336 * doc/cpp.texi: Don't mention BeOS.
14337 * doc/extend.texi (interrupt): Don't mention MS1.
14338 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14339 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14340 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14341 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14342 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14344 * doc/invoke.texi (MT Options): Remove.
14345 (-mwindiss): Remove.
14346 (CRIS Options): Remove cris-axis-aout references.
14347 (HPPA Options): Don't mention hppa1.1-*-pro.
14348 * doc/md.texi: (MorphoTech family): Remove.
14349 * libgcc2.c: Don't handle UWIN.
14350 * config/alpha/t-unicosmk: Remove.
14351 * config/alpha/unicosmk.h: Remove.
14352 * config/arm/kaos-arm.h: Remove.
14353 * config/arm/kaos-strongarm.h: Remove.
14354 * config/arm/strongarm-coff.h: Remove.
14355 * config/arm/strongarm-elf.h: Remove.
14356 * config/arm/strongarm-pe.h: Remove.
14357 * config/arm/t-strongarm-pe: Remove.
14358 * config/arm/t-xscale-coff: Remove.
14359 * config/arm/t-xscale-elf: Remove.
14360 * config/arm/xscale-coff.h: Remove.
14361 * config/arm/xscale-elf.h: Remove.
14362 * config/chorus.h: Remove.
14363 * config/cris/aout.h: Remove.
14364 * config/cris/aout.opt: Remove.
14365 * config/cris/t-aout: Remove.
14366 * config/i386/beos-elf.h: Remove.
14367 * config/i386/kaos-i386.h: Remove.
14368 * config/i386/ptx4-i.h: Remove.
14369 * config/i386/sco5.h: Remove.
14370 * config/i386/sco5.opt: Remove.
14371 * config/i386/sysv4-cpp.h: Remove.
14372 * config/i386/sysv5.h: Remove.
14373 * config/i386/t-beos: Remove.
14374 * config/i386/t-sco5: Remove.
14375 * config/i386/t-uwin: Remove.
14376 * config/i386/uwin.asm: Remove.
14377 * config/i386/uwin.h: Remove.
14378 * config/kaos.h: Remove.
14379 * config/mips/windiss.h: Remove.
14380 * config/mt: Remove directory.
14381 * config/pa/pa-osf.h: Remove.
14382 * config/pa/pa-pro-end.h: Remove.
14383 * config/pa/t-pro: Remove.
14384 * config/ptx4.h: Remove.
14385 * config/rs6000/beos.h: Remove.
14386 * config/rs6000/kaos-ppc.h: Remove.
14387 * config/rs6000/t-beos: Remove.
14388 * config/rs6000/windiss.h: Remove.
14389 * config/sh/kaos-sh.h: Remove.
14390 * config/sol2-6.h: Remove.
14391 * config/sparc/sol26-sld.h: Remove.
14392 * config/sparc/sysv4-only.h: Remove.
14393 * config/vax/bsd.h: Remove.
14394 * config/vax/t-memfuncs: Remove.
14395 * config/vax/ultrix.h: Remove.
14396 * config/vax/vaxv.h: Remove.
14397 * config/windiss.h: Remove.
14399 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14401 PR rtl-optimization/36438
14402 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14403 for vector shifts with constant scalar shift operands.
14405 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14407 * doc/invoke.texi: Document -march=xlr.
14408 * config/mips/xlr.md: New file.
14409 * config/mips/mips.md: Include it.
14411 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14412 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14413 (mips_rtx_cost_data): Likewise.
14415 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14417 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14418 PRE_INC and PRE_DEC cases.
14420 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14422 PR rtl-optimization/36419
14423 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14424 the emitting jump insn.
14427 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14428 is not bool, boolify the whole *expr_p and convert to the desired type.
14430 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14432 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14433 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14434 Add omp_private_outer_ref hook, add another argument to
14435 omp_clause_default_ctor hook.
14436 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14437 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14438 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14439 hook_tree_tree_tree_tree_null.
14440 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14441 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14442 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14443 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14444 * tree.def (OMP_TASK): New tree code.
14445 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14446 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14447 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14448 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14449 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14450 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14451 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14452 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14453 (OMP_DIRECTIVE_P): Add OMP_TASK.
14454 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14455 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14456 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14457 and OMP_CLAUSE_UNTIED entries.
14458 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14460 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14461 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14462 * tree-pretty-print.c (dump_omp_clause): Handle
14463 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14464 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14465 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14466 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14467 warning about unsigned iterators. Change decl/init/cond/incr
14468 arguments to TREE_VECs, check arguments for all collapsed loops.
14469 (c_finish_omp_taskwait): New function.
14470 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14472 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14473 default_function_array_conversion on init. Add par_clauses argument.
14474 If decl is present in parallel's lastprivate clause, change it to
14475 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14476 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14477 collapse count in clauses.
14478 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14479 c_parser_omp_for_loop callers.
14480 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14481 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14482 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14483 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14485 (c_parser_omp_clause_schedule): Handle schedule(auto).
14486 Include correct location in the error message.
14487 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14488 and PRAGMA_OMP_CLAUSE_UNTIED.
14489 (OMP_TASK_CLAUSE_MASK): Define.
14490 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14491 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14492 * tree-nested.c (convert_nonlocal_omp_clauses,
14493 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14494 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14495 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14496 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14498 (conver_nonlocal_reference, convert_local_reference,
14499 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14500 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14501 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14502 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14503 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14504 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14505 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14506 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14507 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14509 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14510 * c-common.h (c_finish_omp_taskwait): New prototype.
14511 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14512 * tree-parloops.c (create_parallel_loop): Create 1 entry
14513 vectors for OMP_FOR_{INIT,COND,INCR}.
14514 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14515 (make_edges): Handle OMP_TASK.
14516 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14517 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14518 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14519 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14520 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14521 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14522 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14523 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14524 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14525 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14526 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14527 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14528 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14529 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14530 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14531 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14532 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14533 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14534 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14535 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14536 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14537 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14538 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14539 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14540 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14541 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14542 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14543 original iterator is present in lastprivate clause or if
14544 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14545 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14546 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14547 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14548 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14549 if it is set, lookup var in outer contexts too. Handle
14550 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14551 to be implicitly determined firstprivate for task regions.
14552 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14553 if it is set, lookup var in outer contexts too. Set
14554 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14555 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14556 OMP_CLAUSE_UNTIED. Take region_type as last argument
14557 instead of in_parallel and in_combined_parallel.
14558 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14560 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14561 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14562 (new_omp_context): Set default_kind to
14563 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14564 (omp_region_type): New enum.
14565 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14566 fields, add region_type.
14567 (new_omp_context): Take region_type as argument instead of is_parallel
14568 and is_combined_parallel.
14569 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14570 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14571 ctx->is_combined_parallel checks.
14572 (gimplify_omp_task): New function.
14573 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14575 * omp-low.c (extract_omp_for_data): Use schedule(static)
14576 for schedule(auto). Handle pointer and unsigned iterators.
14577 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14578 Add loops argument. Extract data for collapsed OMP_FOR loops.
14579 (expand_parallel_call): Assert sched_kind isn't auto,
14580 map runtime schedule to index 3.
14581 (struct omp_for_data_loop): New type.
14582 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14583 Add loop, loops, collapse and iter_type fields.
14584 (workshare_safe_to_combine_p): Disallow combined for if
14585 iter_type is unsigned long long. Don't combine collapse > 1 loops
14586 unless all bounds and steps are constant. Adjust extract_omp_for_data
14588 (expand_omp_for_generic): Handle pointer, unsigned and long long
14589 iterators. Handle collapsed OMP_FOR loops. Adjust
14590 for struct omp_for_data changes. If libgomp function doesn't return
14591 boolean_type_node, add comparison of the return value with 0.
14592 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14593 pointer, unsigned and long long iterators. Adjust for struct
14594 omp_for_data changes.
14595 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14596 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14597 unsigned long long. Allocate loops array, pass it to
14598 extract_omp_for_data. For collapse > 1 loops use always
14599 expand_omp_for_generic.
14600 (omp_context): Add sfield_map and srecord_type fields.
14601 (is_task_ctx, lookup_sfield): New functions.
14602 (use_pointer_for_field): Use is_task_ctx helper. Change first
14603 argument's type from const_tree to tree. Clarify comment.
14604 In OMP_TASK disallow copy-in/out sharing.
14605 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14606 (install_var_field): Add mask argument. Populate both record_type
14607 and srecord_type if needed.
14608 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14610 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14611 and DECL_FIELD_OFFSET.
14612 (scan_sharing_clauses): Adjust install_var_field callers. For
14613 firstprivate clauses on explicit tasks allocate the var by value in
14614 record_type unconditionally, rather than by reference.
14615 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14616 Use is_taskreg_ctx instead of is_parallel_ctx.
14617 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14618 (create_omp_child_function_name): Add task_copy argument, use
14619 *_omp_cpyfn* names if it is true.
14620 (create_omp_child_function): Add task_copy argument, if true create
14621 *_omp_cpyfn* helper function.
14622 (scan_omp_parallel): Adjust create_omp_child_function callers.
14623 Rename parallel_nesting_level to taskreg_nesting_level.
14624 (scan_omp_task): New function.
14625 (lower_rec_input_clauses): Don't run constructors for firstprivate
14626 explicit task vars which are initialized by *_omp_cpyfn*.
14627 Pass outer var ref to omp_clause_default_ctor hook if
14628 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14629 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14630 OMP_CLAUSE_REDUCTION_INIT.
14631 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14632 avoid duplicate setting of fields. Handle
14633 OMP_CLAUSE_PRIVATE_OUTER_REF.
14634 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14635 copy-out if TREE_READONLY, only copy-in.
14636 (expand_task_copyfn): New function.
14637 (expand_task_call): New function.
14638 (struct omp_taskcopy_context): New type.
14639 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14641 (lower_omp_parallel): Rename to...
14642 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14643 Call create_task_copyfn if srecord_type is needed. Adjust
14645 (task_shared_vars): New variable.
14646 (check_omp_nesting_restrictions): Warn if work-sharing,
14647 barrier, master or ordered region is closely nested inside OMP_TASK.
14648 Add warnings for barrier if closely nested inside of work-sharing,
14649 ordered, or master region.
14650 (scan_omp_1): Call check_omp_nesting_restrictions even for
14651 GOMP_barrier calls. Rename parallel_nesting_level to
14652 taskreg_nesting_level. Handle OMP_TASK.
14653 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14654 work-sharing construct, continue looking for them on parent parallel
14656 (lower_omp_for_lastprivate): Add lastprivate clauses
14657 to the beginning of dlist rather than end. Adjust for struct
14658 omp_for_data changes.
14659 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14660 not after it. Handle collapsed OMP_FOR loops, adjust for
14661 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14662 (get_ws_args_for): Adjust extract_omp_for_data caller.
14663 (scan_omp_for): Handle collapsed OMP_FOR
14664 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14665 (lower_omp_single_simple): If libgomp function doesn't return
14666 boolean_type_node, add comparison of the return value with 0.
14667 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14668 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14669 (parallel_nesting_level): Rename to...
14670 (taskreg_nesting_level): ... this.
14671 (is_taskreg_ctx): New function.
14672 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14673 of is_parallel_ctx.
14674 (execute_lower_omp): Rename parallel_nesting_level to
14675 taskreg_nesting_level.
14676 (expand_omp_parallel): Rename to...
14677 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14678 Call omp_task_call for OMP_TASK regions.
14679 (expand_omp): Adjust caller, handle OMP_TASK.
14680 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14682 * bitmap.c (bitmap_default_obstack_depth): New variable.
14683 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14684 if argument is NULL and bitmap_default_obstack is already initialized.
14685 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14687 * matrix-reorg.c (matrix_reorg): Likewise.
14689 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14691 * config/i386/i386.md (*indirect_jump): Macroize using P
14692 mode iterator. Remove !TARGET_64BIT from insn constraints.
14693 (*tablejump_1): Ditto.
14694 (*indirect_jump_rex64): Remove insn pattern.
14695 (*tablejump_1_rex64): Ditto.
14696 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14697 and eh_return_si insn patterns.
14699 2008-06-06 Richard Guenther <rguenther@suse.de>
14701 * tree-ssa-structalias.c (merge_smts_into): Remove.
14702 (find_what_p_points_to): Do not bother to compute the
14703 points-to set for pt_anything pointers.
14704 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14705 for pt_anything pointers is ok.
14707 2008-06-06 Jan Hubicka <jh@suse.cz>
14709 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14711 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14713 * cgraph.c: Fix typos in comments.
14714 (cgraph_availability_names): Fix string typo.
14715 * fold-const.c: Fix typos in comments.
14716 (fold_binary): Fix typo in warning.
14717 * genautomata.c: Fix typos in comments.
14718 (check_presence_pattern_sets): Fix typo in local variable.
14719 (output_description): Fix typo in output.
14720 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14721 * hwint.h: Likewise.
14722 * matrix-reorg.c (check_allocation_function): Likewise.
14723 * omega.c (smooth_weird_equations): Likewise.
14724 * auto-inc-dec.c: Fix typos in comments.
14725 * bb-reorder.c: Likewise.
14726 * builtins.c: Likewise.
14727 * c-common.c: Likewise.
14728 * c-cppbuiltin.c: Likewise.
14729 * c-parser.c: Likewise.
14730 * c-pretty-print.c: Likewise.
14731 * cfgcleanup.c: Likewise.
14732 * cfgexpand.c: Likewise.
14733 * cfghooks.c: Likewise.
14734 * cfglayout.c: Likewise.
14735 * cfgloopmanip.c: Likewise.
14736 * cgraphunit.c: Likewise.
14737 * coverage.c: Likewise.
14738 * dbxout.c: Likewise.
14739 * df-byte-scan.c: Likewise.
14740 * df-core.c: Likewise.
14741 * df-problems.c: Likewise.
14742 * df-scan.c: Likewise.
14744 * dominance.c: Likewise.
14745 * domwalk.c: Likewise.
14747 * dwarf2out.c: Likewise.
14748 * emit-rtl.c: Likewise.
14749 * et-forest.c: Likewise.
14750 * function.c: Likewise.
14751 * function.h: Likewise.
14753 * gcov-io.c: Likewise.
14754 * gcov.c: Likewise.
14755 * gcse.c: Likewise.
14756 * genattrtab.c: Likewise.
14757 * ggc-page.c: Likewise.
14758 * gimplify.c: Likewise.
14759 * gthr-lynx.h: Likewise.
14760 * haifa-sched.c: Likewise.
14761 * ipa-cp.c: Likewise.
14762 * ipa-inline.c: Likewise.
14763 * ipa-prop.h: Likewise.
14764 * ipa-pure-const.c: Likewise.
14765 * ipa-struct-reorg.c: Likewise.
14766 * ipa-struct-reorg.h: Likewise.
14767 * ipa-type-escape.c: Likewise.
14769 * loop-doloop.c: Likewise.
14770 * mips-tfile.c: Likewise.
14771 * mkmap-flat.awk: Likewise.
14772 * mkmap-symver.awk: Likewise.
14773 * modulo-sched.c: Likewise.
14774 * omp-low.c: Likewise.
14775 * optabs.c: Likewise.
14776 * optabs.h: Likewise.
14777 * opts.c: Likewise.
14778 * passes.c: Likewise.
14779 * postreload-gcse.c: Likewise.
14780 * postreload.c: Likewise.
14781 * predict.c: Likewise.
14782 * pretty-print.h: Likewise.
14783 * profile.c: Likewise.
14784 * protoize.c: Likewise.
14785 * ra-conflict.c: Likewise.
14786 * real.c: Likewise.
14787 * recog.c: Likewise.
14788 * regclass.c: Likewise.
14789 * regs.h: Likewise.
14790 * reload.c: Likewise.
14791 * rtl-error.c: Likewise.
14792 * rtlanal.c: Likewise.
14793 * scan.h: Likewise.
14794 * sched-rgn.c: Likewise.
14796 * stmt.c: Likewise.
14797 * target.h: Likewise.
14798 * tree-dfa.c: Likewise.
14799 * tree-eh.c: Likewise.
14800 * tree-flow-inline.h: Likewise.
14801 * tree-inline.c: Likewise.
14802 * tree-into-ssa.c: Likewise.
14803 * tree-loop-distribution.c: Likewise.
14804 * tree-nested.c: Likewise.
14805 * tree-parloops.c: Likewise.
14806 * tree-pass.h: Likewise.
14807 * tree-pretty-print.c: Likewise.
14808 * tree-profile.c: Likewise.
14809 * tree-scalar-evolution.c: Likewise.
14810 * tree-sra.c: Likewise.
14811 * tree-ssa-alias-warnings.c: Likewise.
14812 * tree-ssa-ccp.c: Likewise.
14813 * tree-ssa-coalesce.c: Likewise.
14814 * tree-ssa-dom.c: Likewise.
14815 * tree-ssa-dse.c: Likewise.
14816 * tree-ssa-forwprop.c: Likewise.
14817 * tree-ssa-live.c: Likewise.
14818 * tree-ssa-live.h: Likewise.
14819 * tree-ssa-loop-im.c: Likewise.
14820 * tree-ssa-loop-ivopts.c: Likewise.
14821 * tree-ssa-loop-niter.c: Likewise.
14822 * tree-ssa-loop-prefetch.c: Likewise.
14823 * tree-ssa-phiopt.c: Likewise.
14824 * tree-ssa-phiprop.c: Likewise.
14825 * tree-ssa-sccvn.c: Likewise.
14826 * tree-ssa-ter.c: Likewise.
14827 * tree-ssa-threadupdate.c: Likewise.
14828 * tree-ssa.c: Likewise.
14829 * tree-vect-analyze.c: Likewise.
14830 * tree-vect-transform.c: Likewise.
14831 * tree-vectorizer.c: Likewise.
14832 * tree-vn.c: Likewise.
14833 * tree-vrp.c: Likewise.
14834 * tree.c: Likewise.
14835 * tree.def: Likewise.
14836 * tree.h: Likewise.
14837 * unwind-dw2-fde.c: Likewise.
14838 * unwind.inc: Likewise.
14839 * value-prof.c: Likewise.
14840 * vmsdbgout.c: Likewise.
14842 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14844 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14845 always place FP constants in the TOC for TARGET_POWERPC64.
14846 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14848 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14850 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14851 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14852 enable for TARGET_E500_DOUBLE.
14853 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14854 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14855 floating-point modes like integer modes for E500 double.
14856 (rs6000_legitimate_offset_address_p): Likewise.
14857 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14858 addressing for DDmode for E500 double.
14859 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14860 modes as using 64-bits of registers for E500 double.
14861 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14862 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14863 specially for E500 double.
14864 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14865 TDmode for E500 double.
14866 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14867 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14868 (rs6000_split_multireg_move): Do not handle TDmode specially for
14870 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14871 using 64-bit registers for E500 double.
14872 (emit_frame_save): Do not handle DDmode specially for E500 double.
14873 (gen_frame_mem_offset): Likewise.
14874 (rs6000_function_value): Do not call spe_build_register_parallel
14875 for DDmode or TDmode.
14876 (rs6000_libcall_value): Likewise.
14877 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14878 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14881 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14883 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14886 2008-06-04 Junjie Gu <jgu@tensilica.com>
14888 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14889 comparison for frame pointers.
14891 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14894 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14896 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14899 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14900 register is already smaller or equal to required mode.
14902 2008-06-04 Xinliang David Li <davidxl@google.com>
14904 * tree-call-cdce.c: New file.
14905 (cond_dead_built_in_calls): New static variable.
14906 (input_domain): New struct.
14907 (check_pow): New function.
14908 (check_builtin_call): Ditto.
14909 (check_target_format): Ditto.
14910 (is_call_dce_candidate): Ditto.
14911 (gen_one_condition): Ditto.
14912 (gen_conditions_for_domain): Ditto.
14913 (get_domain): Ditto.
14914 (gen_conditions_for_pow_cst_base): Ditto.
14915 (gen_conditions_for_pow_int_base): Ditto.
14916 (gen_conditions_for_pow): Ditto.
14917 (get_no_error_domain): Ditto.
14918 (gen_shrink_wrap_conditions): Ditto.
14919 (shrink_wrap_one_built_in_call): Ditto.
14920 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14921 (tree_call_cdce): Ditto.
14922 (gate_call_cdce): Ditto.
14923 (pass_call_cdce): New gimple pass.
14924 * passes.c: (init_optimization_passes): New pass.
14925 * tree-pass.h: New pass declaration.
14926 * opts.c (decode_options): New flag setting.
14927 * common.opt: Add -ftree-builtin-call-dce flag.
14928 * Makefile.in: Add new source file.
14929 * tempvar.def: New tv_id.
14930 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14932 2008-06-04 Richard Guenther <rguenther@suse.de>
14934 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14935 (is_call_clobbered): Always check var_ann->call_clobbered.
14936 (mark_call_clobbered): Always set var_ann->call_clobbered.
14937 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14938 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14939 (reset_alias_info): Clear call clobbering info on MTAGs and
14941 (set_pt_anything): Set pt_global_mem.
14942 (create_tag_raw): Adjust comment.
14943 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14945 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14946 Maxim Kuvyrkov <maxim@codesourcery.com>
14948 * config/m68k/m68k.opt (mxgot): New option.
14949 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14950 (m68k_output_addr_const_extra): New.
14951 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14952 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14953 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14954 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14956 2008-06-04 Richard Guenther <rguenther@suse.de>
14958 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14959 negative or non-representable offsets.
14961 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14963 * config/i386/i386.c (ix86_gen_leave): New.
14964 (ix86_gen_pop1): Likewise.
14965 (ix86_gen_add3): Likewise.
14966 (ix86_gen_sub3): Likewise.
14967 (ix86_gen_sub3_carry): Likewise.
14968 (ix86_gen_one_cmpl2): Likewise.
14969 (ix86_gen_monitor): Likewise.
14970 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14971 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14972 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14973 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14974 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14975 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14976 (ix86_expand_epilogue): Updated.
14977 (print_operand): Handle integer register operand for 'z'.
14978 (ix86_expand_strlensi_unroll_1): Likewise.
14979 (ix86_expand_strlen): Likewise.
14980 (ix86_expand_builtin): Likewise.
14981 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14982 mov{q}/mov{l} and add{q}/add{l}.
14984 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14986 * config/i386/i386.md (P): New mode iterator.
14987 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14988 using P mode iterator.
14989 (DFmode push_operand splitter): Ditto.
14990 (XFmode push_operand splitter): Ditto.
14991 (DFmode float_extend SFmode push_operand splitter): Ditto.
14992 (XFmode float_extend SFmode push_operand splitter): Do not generate
14993 SImode pushes for 64bit target. Macroize Dimode and SImode
14994 pushes using P mode iterator.
14995 (XFmode float_extend DFmode push_operand splitter): Ditto.
14997 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14999 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15000 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15001 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15002 return type to int.
15003 (ix86_call_abi_override): Remove check for call_used_regs.
15005 2008-06-03 Richard Guenther <rguenther@suse.de>
15007 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15008 for the lhs of calls if the return type contains pointers.
15010 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15012 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15013 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15014 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15015 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15016 of cfun and DEFAULT_ABI to deceide abi mode.
15017 (DEFAULT_ABI): New.
15018 (REG_PARM_STACK_SPACE): Removed.
15019 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15020 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15021 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15022 (ix86_function_abi): Likewise.
15023 (ix86_function_type_abi): Likewise.
15024 (ix86_call_abi_override): Likewise.
15025 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15026 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15027 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15028 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15030 (X86_64_REGPARM_MAX): New.
15031 (X86_64_SSE_REGPARM_MAX): New.
15032 (X64_REGPARM_MAX): New.
15033 (X64_SSE_REGPARM_MAX): New.
15034 (X86_32_REGPARM_MAX): New.
15035 (X86_32_SSE_REGPARM_MAX): New.
15036 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15037 (ix86_function_regparm): Handle user calling abi.
15038 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15039 by DEFAULT_ABI versus SYSV_ABI check.
15040 (ix86_reg_parm_stack_space): New.
15041 (ix86_function_type_abi): New.
15042 (ix86_call_abi_override): New.
15043 (ix86_function_abi): New.
15044 (ix86_cfun_abi): New.
15045 (init_cumulative_args): Call abi specific initialization.
15046 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15047 (function_arg_64): Extend SSE_REGPARM_MAX check.
15048 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15049 (ix86_pass_by_reference): Likewise.
15050 (ix86_function_value_regno_p): Likewise.
15051 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15052 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15053 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15054 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15055 (setup_incoming_varargs_64): Adjust regparm for call abi.
15056 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15057 (ix86_va_start): Likewise.
15058 (ix86_gimplify_va_arg): Likewise.
15059 (ix86_expand_prologue): Likewise.
15060 (output_pic_addr_const): Likewise.
15061 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15062 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15063 (x86_output_mi_thunk): Likewise.
15064 (x86_function_profiler): Likewise.
15065 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15066 (SYSV_ABI, MS_ABI): New constants.
15067 (DEFAULT_ABI): New.
15068 (init_regs): Add prototype of function in regclass.c file.
15069 (OVERRIDE_ABI_FORMAT): New.
15070 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15071 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15072 (OUTGOING_REG_PARM_STACK_SPACE): New.
15073 (ix86_reg_parm_stack_space): New prototype.
15074 (CUMULATIVE_ARGS): Add call_abi member.
15075 (machine_function): Add call_abi member.
15076 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15077 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15079 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15082 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15083 (avr_builtin_setjmp_frame_value): New function.
15084 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15085 (nonlocal_goto): Define.
15087 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15089 * config/mips/mips.c (mips_emit_loadgp): Return early if
15090 there is nothing do to, otherwise emit a blockage if
15091 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15092 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15094 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15096 * configure.ac: Drop unneeded backslash ending up in config.in.
15097 * acinclude.m4: Likewise.
15098 * config.in: Regenerate.
15100 2008-05-26 Jan Hubicka <jh@suse.cz>
15102 * predict.c (maybe_hot_frequency_p): Break out of...
15103 (maybe_hot_bb_p): ... here.
15104 (maybe_hot_edge_p): New.
15105 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15106 * basic-block.h (maybe_hot_edge_p): Declare.
15108 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15110 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15111 (*cmpfp_<mode>_cc): Ditto.
15112 (*fp_jcc_8<mode>_387): Ditto.
15113 (*fop_<MODEF:mode>_2_i387): Ditto.
15114 (*fop_<MODEF:mode>_3_i387): Ditto.
15115 (*fop_xf_2_i387): Ditto.
15116 (*fop_xf_3_i387): Ditto.
15118 2008-06-02 Tomas Bily <tbily@suse.cz>
15120 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15122 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15124 * config/mips/mips.c (mips_valid_offset_p): New function.
15125 (mips_valid_lo_sum_p): Likewise.
15126 (mips_classify_address): Use them.
15127 (mips_force_address): New function.
15128 (mips_legitimize_address): Use it.
15129 * config/mips/mips.md (MOVE128): New mode iterator.
15130 (movtf): Require TARGET_64BIT. Remove empty strings.
15131 (*movtf_internal): Rename to...
15132 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15133 of "R" and use {,fp}{load,store} attributes instead of "multi".
15134 Use a separate define_split.
15135 (*movtf_mips16): New pattern.
15137 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15139 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15140 * config/mips/mips.c (mips_expand_before_return): New function.
15141 (mips_expand_epilogue): Call it.
15142 * config/mips/mips.md (return): Turn into a define_expand.
15143 (*return): New insn.
15145 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15147 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15148 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15149 functions. Do not emit uses and clobbers of CONCATs; individually
15150 use and clobber their operands.
15151 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15152 gen_clobber, emit_use and gen_use.
15153 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15154 (expand_builtin_return): Likewise.
15155 * cfgbuild.c (count_basic_blocks): Likewise.
15156 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15157 * explow.c (emit_stack_restore): Likewise.
15158 * expmed.c (extract_bit_field_1): Likewise.
15159 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15160 (emit_move_multi_word, store_constructor): Likewise.
15161 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15162 (thread_prologue_and_epilogue_insns): Likewise.
15163 * lower-subreg.c (resolve_simple_move): Likewise.
15164 * optabs.c (widen_operand, expand_binop): Likewise.
15165 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15166 * reload.c (find_reloads): Likewise.
15167 * reload1.c (eliminate_regs_in_insn): Likewise.
15168 * stmt.c (expand_nl_goto_receiver): Likewise.
15169 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15170 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15171 * config/arm/arm.c (arm_load_pic_register): Likewise.
15172 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15173 * config/arm/arm.md (untyped_return): Likewise.
15174 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15175 * config/avr/avr.c (expand_prologue): Likewise.
15176 * config/bfin/bfin.c (do_unlink): Likewise.
15177 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15178 * config/cris/cris.c (cris_expand_prologue): Likewise.
15179 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15180 (machopic_legitimize_pic_address): Likewise.
15181 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15182 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15183 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15184 (ix86_expand_convert_uns_didf_sse): Likewise.
15185 (ix86_expand_vector_init_general): Likewise.
15186 * config/ia64/ia64.md (eh_epilogue): Likewise.
15187 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15188 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15189 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15190 (config/iq2000/iq2000.c): Likewise.
15191 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15192 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15193 (builtin_longjmp): Likewise.
15194 * config/mn10300/mn10300.md (call, call_value): Likewise.
15195 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15196 * config/pdp11/pdp11.md (abshi2): Likewise.
15197 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15198 * config/s390/s390.c (s390_emit_prologue): Likewise.
15199 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15200 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15201 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15202 * config/sh/sh.c (prepare_move_operands): Likewise.
15203 (output_stack_adjust, sh_expand_epilogue): Likewise.
15204 (sh_set_return_address, sh_expand_t_scc): Likewise.
15205 * config/sparc/sparc.c (load_pic_register): Likewise.
15206 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15207 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15208 * config/v850/v850.c (expand_epilogue): Likewise.
15210 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15212 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15213 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15214 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15215 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15216 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15217 stack pointer register.
15218 (output_movhi): Remove code for interrupt specific writing to the
15219 stack pointer register.
15221 2008-05-31 Richard Guenther <rguenther@suse.de>
15223 PR tree-optimization/34244
15224 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15225 (tree_expr_nonzero_warnv_p): Likewise.
15226 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15227 ssa_name_nonnegative_p.
15228 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15229 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15230 not tree_expr_nonzero_warnv_p.
15232 PR tree-optimization/36262
15234 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15236 PR tree-optimization/34244
15237 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15238 (record_numbers_of_iterations): New function.
15239 (execute_vrp): Cache the numbers of iterations of loops.
15240 * tree-scalar-evolution.c (scev_reset_except_niters):
15242 (scev_reset): Use scev_reset_except_niters.
15243 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15245 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15247 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15248 __WORKAROUND_RETS when appropriate.
15250 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15252 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15253 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15255 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15256 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15257 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15258 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15259 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15260 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15261 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15262 *fop_df_1_sse insn patterns using MODEF mode iterator.
15263 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15264 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15265 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15266 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15267 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15268 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15269 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15270 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15271 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15272 (*fop_xf_5_i387): Ditto.
15273 (*fop_xf_6_i387): Ditto.
15275 2008-05-30 Richard Guenther <rguenther@suse.de>
15277 * builtins.c (build_string_literal): Avoid generating
15278 a non-gimple_val result.
15280 2008-05-30 DJ Delorie <dj@redhat.com>
15282 * exec-tool.in: Use an environment variable (private) instead of a
15283 file (shared) as a semaphore, so as to not break parallel builds.
15285 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15287 * optabs.c (maybe_encapsulate_block): Remove.
15288 (emit_libcall_block): Adjust accordingly.
15289 * optabs.h (maybe_encapsulate_block): Remove prototype.
15291 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15292 Don't use maybe_encapsulate_block.
15294 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15296 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15297 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15298 rtx is a SYMBOL_REF before calling get_pool_constant.
15300 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15302 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15304 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15306 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15307 rather than OS names to choose INO_T_EQ definition.
15308 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15309 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15311 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15314 * config/darwin-f.c: New.
15315 * config/t-darwin: Added rule to build darwin-f.o.
15316 * config.gcc: Defined new variable, fortran_target_objs.
15317 (*-*-darwin*): Set fortran_target_objs.
15318 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15319 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15320 * configure: Regenerated.
15322 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15325 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15326 canonical type if needed.
15328 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15330 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15332 2008-05-29 Richard Guenther <rguenther@suse.de>
15334 PR tree-optimization/36343
15335 PR tree-optimization/36346
15336 PR tree-optimization/36347
15337 * tree-flow.h (clobber_what_p_points_to): Declare.
15338 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15339 pointed-to variable is dereferenced is irrelevant to whether
15340 the pointer can access the pointed-to variable.
15341 (clobber_what_p_points_to): New function.
15342 * tree-ssa-alias.c (set_initial_properties): Use it.
15343 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15344 call clobber check for NMTs.
15346 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15348 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15349 for printing gcov_type.
15351 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15353 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15354 and the eh region information.
15355 * value-prof.c (gimple_move_stmt_histograms): New function.
15356 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15358 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15360 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15362 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15364 * value-prof.c (tree_ic_transform): Print counts.
15365 * tree-profile.c (tree_gen_ic_func_profiler):
15366 Clear __gcov_indreict_call_callee variable to avoid misattribution
15369 2008-05-28 Rafael Espíndola <espindola@google.com>
15371 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15374 2008-05-28 Richard Guenther <rguenther@suse.de>
15376 PR tree-optimization/36339
15377 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15378 and clobbering code out of the loop.
15380 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15382 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15385 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15386 s390_contiguous_bitmask_p, s390_symref_operand_p,
15387 s390_check_symref_alignment, s390_reload_larl_operand,
15388 s390_reload_symref_address): New functions.
15389 (s390_branch_condition_mnemonic): Support compare and branch
15391 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15392 and 'W' constraints.
15393 (s390_secondary_reload): Add secondary reloads for unaligned
15394 symbol refs or symbol refs to floating point or QI/TI mode
15396 (legitimate_address_p): Accept symbol references as addresses.
15397 (s390_expand_insv): Use rotate and insert selected bits
15398 instruction for insv when building for z10.
15399 (print_operand_address): Handle symbol ref addresses.
15400 (print_operand): Output modifier 'c' added for signed byte values.
15401 (s390_encode_section_info): Mark symbol refs with
15402 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15404 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15405 (length attribute): RRF, RRR have 4 byte length.
15406 (FPALL, INTALL): New mode iterators added.
15407 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15408 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15409 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15410 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15411 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15412 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15413 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15414 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15416 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15417 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15418 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15419 reload<INTALL:mode><P:mode>_toreg_z10,
15420 reload<FPALL:mode><P:mode>_tomem_z10,
15421 reload<FPALL:mode><P:mode>_toreg_z10,
15422 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15423 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15424 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15425 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15427 (movmem, clrmem, cmpmem): New splitters added.
15429 * config/s390/predicates.md (larl_operand): Use
15430 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15431 SYMBOL_REF_ALIGN1_P.
15432 (s390_signed_integer_comparison,
15433 s390_unsigned_integer_comparison): New predicates.
15435 * config/s390/s390-protos.h (s390_check_symref_alignment,
15436 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15437 s390_reload_symref_address,
15438 s390_compare_and_branch_condition_mask): Prototypes added.
15440 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15441 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15442 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15444 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15446 * config/s390/s390.c (z10_cost): New cost function for z10.
15447 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15448 (s390_issue_rate): Adjust issue rate for z10.
15449 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15450 (processor_flags): Add PF_Z10.
15451 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15452 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15453 * gcc/config.gcc: Add z10.
15455 2008-05-28 Richard Guenther <rguenther@suse.de>
15457 PR tree-optimization/36291
15458 * tree-flow. h (struct gimple_df): Remove var_anns member.
15459 * tree-flow-inline.h (gimple_var_anns): Remove.
15460 (var_ann): Simplify.
15461 * tree-dfa.c (create_var_ann): Simplify.
15462 (remove_referenced_var): Clear alias info from var_anns of globals.
15463 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15464 (delete_tree_ssa): Clear alias info from var_anns of globals.
15465 Do not free var_anns.
15466 (var_ann_eq): Remove.
15467 (var_ann_hash): Likewise.
15469 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15471 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15472 and loongson2f entries.
15473 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15474 * config/mips/mips.h (processor_type): Add Loongson-2E
15475 and Loongson-2F entries.
15476 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15477 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15478 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15479 * doc/invoke.texi (MIPS Options): Document loongson2e
15480 and loongson2f processor names.
15482 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15486 * config/i386/i386.c (ix86_function_arg_boundary): Use
15487 alignment of canonical type.
15488 (ix86_expand_vector_move): Check unaligned memory access for
15491 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15493 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15494 Moved to the front of file.
15496 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15497 H.J. Lu <hongjiu.lu@intel.com>
15499 * dwarf2out.c (current_fde): New.
15501 (lookup_cfa:): Likewise.
15502 (dwarf2out_end_epilogue): Likewise.
15503 (dwarf2out_note_section_used): Likewise.
15505 2008-05-27 Michael Matz <matz@suse.de>
15508 * c.opt (Wenum-compare): New warning option.
15509 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15511 2008-05-27 Michael Matz <matz@suse.de>
15513 PR middle-end/36326
15514 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15516 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15517 into memory as tail calls.
15519 2008-05-27 Richard Guenther <rguenther@suse.de>
15521 PR tree-optimization/36339
15522 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15523 pointers cause all addressable variables to be call clobbered.
15525 2008-05-27 Richard Guenther <rguenther@suse.de>
15527 PR tree-optimization/36245
15528 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15530 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15532 * config/s390/s390.md: Replace all occurences of the 'm'
15533 constraint with 'RT'.
15535 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15537 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15539 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15541 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15542 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15543 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15545 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15547 * reload.c: (find_reloads): Skip alternatives according to the
15548 "enabled" attribute. Constify the constraint variable.
15549 * recog.c (get_attr_enabled): Add default implementation.
15550 (extract_insn): Set the alternative_enabled_p array
15551 in the recog_data struct.
15552 (preprocess_constraints, constrain_operands): Skip
15553 alternatives according to the "enabled" attribute
15554 * recog.h (struct recog_data): New field alternative_enabled_p.
15555 (skip_alternative): New inline function.
15556 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15557 (record_reg_classes): Skip alternative according to the
15558 "enabled" attribute.
15560 * doc/md.texi: Add documention for the "enabled" attribute.
15562 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15564 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15565 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15566 constraint with TARGET_MEM_CONSTRAINT.
15567 * recog.c (asm_operand_ok, preprocess_constraints,
15568 constrain_operands): Likewise.
15569 * regclass.c (record_reg_classes): Likewise.
15570 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15571 * reload1.c (maybe_fix_stack_asms): Likewise.
15572 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15573 * recog.h: Adjust comment.
15574 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15575 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15576 * doc/md.texi: Add a note to description of 'm' constraint.
15577 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15579 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15581 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15582 that the bitfield is of integral type before testing its precision.
15584 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15585 Sa Liu <saliu@de.ibm.com>
15587 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15588 __modti3, __udivti3, __umodti3 and __udivmodti4.
15589 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15590 that implement TImode mul and div functions.
15591 * config/spu/multi3.c: New. Implement __multi3.
15592 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15593 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15596 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15598 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15599 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15600 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15601 tls_sysv_suffix): New mode and mode attribute iterators.
15602 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15603 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15604 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15605 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15606 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15609 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15611 PR tree-optimization/36329
15612 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15613 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15614 * cgraphbuild.c (initialize_inline_failed): Use the latter
15615 macro in lieu of the former.
15616 * ipa-inline.c (cgraph_mark_inline): Likewise.
15617 (cgraph_decide_inlining_of_small_function): Likewise.
15618 (cgraph_decide_inlining): Likewise.
15619 (cgraph_decide_inlining_incrementally): Likewise.
15621 2008-05-26 Tristan Gingold <gingold@adacore.com>
15622 Anatoly Sokolov <aesok@post.ru>
15624 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15625 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15626 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15627 optimization for 'avr6' architecture.
15629 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15632 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15634 2008-05-26 Richard Guenther <rguenther@suse.de>
15636 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15637 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15639 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15641 PR middle-end/36253
15642 * caller-save.c (insert_restore): Verify alignment of spill space.
15643 (insert_save): Likewise.
15644 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15645 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15646 (STACK_SLOT_ALIGNMENT): Likewise.
15647 * function.c (LOCAL_ALIGNMENT): Removed.
15648 (get_stack_local_alignment): New.
15649 (assign_stack_local): Use it. Set alignment on stack slot.
15650 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15651 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15652 (STACK_SLOT_ALIGNMENT): New.
15653 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15654 stack slot in XFmode.
15656 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15658 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15661 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15662 argument operand in rax isn't removed.
15664 2008-05-26 Richard Guenther <rguenther@suse.de>
15666 PR middle-end/36300
15667 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15668 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15670 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15673 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15675 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15677 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15678 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15680 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15682 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15683 build a trampoline if we don't want one.
15684 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15685 return zero for nested functions if we don't want a trampoline.
15687 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15689 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15691 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15694 * c.opt: Removed undocumented option '-lang-fortran'.
15695 * c-common.h: Removed global variable 'lang_fortran'.
15696 * c-opts.c (c_common_handle_option): Removed code to handle
15697 option '-lang-fortran'. Updated includes.
15698 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15699 definition of '__GFORTRAN__'.
15700 (define__GNUC__): Reimplemented to use BASEVER and
15701 cpp_define_formatted.
15702 (builtin_define_with_value_n): Removed.
15703 * c-incpath.h: Renamed to ...
15704 * incpath.h: ... this.
15705 * c-incpath.c: Renamed to ...
15706 * incpath.c: ... this. Updated includes.
15707 * fix-header.c: Updated includes.
15708 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15709 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15710 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15712 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15714 * tree.h: Update the table of flags used on tree nodes.
15715 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15716 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15717 (FORCED_LABEL): Add access check.
15718 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15719 (ASM_INPUT_P): Likewise.
15720 (ASM_VOLATILE_P): Likewise.
15721 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15722 (OMP_SECTION_LAST): Access private_flag directly.
15723 (OMP_RETURN_NOWAIT): Likewise.
15724 (OMP_PARALLEL_COMBINED): Likewise.
15725 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15726 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15727 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15728 deprecated_flag directly.
15730 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15732 * final.c (frame_pointer_needed): Removed.
15733 * flags.h (frame_pointer_needed): Likewise.
15735 * function.h (rtl_data): Add frame_pointer_needed.
15736 (frame_pointer_needed): New.
15738 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15740 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15742 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15744 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15747 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15749 * c-common.c (strip_array_types): Move function to..
15751 (get_inner_array_type): Delete.
15752 * c-common.h (strip_array_types): Move declaration to..
15754 (get_inner_array_type): Delete.
15755 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15756 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15757 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15758 * config/pa/pa.c (emit_move_sequence): Likewise.
15760 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15762 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15765 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15767 * function.c: Include target hook for nonlocal_goto frame value.
15769 2008-05-24 Richard Guenther <rguenther@suse.de>
15771 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15772 variable can be only accessed through a pointer or a union.
15774 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15776 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15777 * doc/extend.texi: Likewise.
15779 2008-05-23 DJ Delorie <dj@redhat.com>
15781 * config/m32c/jump.md (untyped_call): Add.
15783 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15784 for A24 to PSImode.
15785 (m32c_address_cost): Detail costs for indirect offsets.
15787 2008-05-23 Rafael Espíndola <espindola@google.com>
15789 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15790 if a node is a SUBREG.
15791 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15794 2008-05-23 Paul Brook <paul@codesourcery.com>
15795 Carlos O'Donell <carlos@codesourcery.com>
15797 * doc/extend.texi: Clarify use of __attribute__((naked)).
15798 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15799 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15800 * function.c (use_register_for_decl): Use
15801 targetm.calls.allocate_stack_slots_for_args.
15802 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15803 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15804 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15806 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15808 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15810 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15812 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15813 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15814 is only rounded once.
15816 2008-05-23 Richard Guenther <rguenther@suse.de>
15818 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15820 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15821 Jakub Jelinek <jakub@redhat.com>
15824 * configure.ac: Handle --enable-cld.
15825 * configure: Regenerated.
15826 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15827 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15828 (ix86_current_function_needs_cld): New define.
15829 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15830 (cld): New isns pattern.
15831 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15832 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15833 * config/i386/i386.opt (mcld): New option.
15834 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15835 TARGET_CLD and ix86_current_function_needs_cld.
15836 (override_options): Use -mcld by default for 32-bit code if
15839 * doc/install.texi (Options specification): Document --enable-cld.
15840 * doc/invoke.texi (Machine Dependent Options)
15841 [i386 and x86-64 Options]: Add -mcld option.
15842 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15844 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15845 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15846 (return_in_memory_64): Likewise.
15847 (return_in_memory_ms_64): Likewise.
15849 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15851 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15852 * builtins.c (fold_builtin_fpclassify): New.
15853 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15854 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15855 * c-common.c (handle_type_generic_attribute): Adjust to accept
15856 fixed arguments before an elipsis.
15857 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15858 * doc/extend.texi: Document __builtin_fpclassify.
15860 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15862 * omp-low.c (gate_expand_omp_ssa): Remove.
15863 (pass_expand_omp_ssa): Remove.
15864 (gate_expand_omp): Do not check for flag_openmp_ssa.
15865 * common.opt (-fopenmp-ssa): Remove.
15866 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15868 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15870 * config/sh/sh.opt (mfixed-range): New option.
15871 * config/sh/sh-protos.h (sh_fix_range): Declare.
15872 * config/sh/sh.c (sh_fix_range): New function.
15873 * config/sh/sh.h (sh_fixed_range_str): Declare.
15874 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15876 * doc/invoke.texi (SH Options): Document -mfixed-range.
15878 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15880 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15881 it before the redeclaration.
15883 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15885 * config/avr/avr.c (get_sequence_length): Add new function.
15886 (expand_prologue, expand_epilogue): Remove duplicate code.
15888 2008-05-22 Rafael Espíndola <espindola@google.com>
15890 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15893 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15895 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15896 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15898 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15899 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15900 (vect_update_misalignment_for_peel): Likewise.
15901 (vector_alignment_reachable_p): Likewise.
15902 * tree-vect-transform.c (vectorizable_load): Likewise.
15903 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15904 (get_vectype_for_scalar_type): Pass mode of scalar_type
15905 to UNITS_PER_SIMD_WORD.
15907 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15908 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15909 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15910 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15911 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15913 2008-05-22 Ira Rosen <irar@il.ibm.com>
15915 PR tree-optimization/36293
15916 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15917 if the first load must be skipped because of a gap.
15919 2008-05-22 Richard Guenther <rguenther@suse.de>
15921 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15922 more cases of offset disambiguation that is possible if
15923 strict-aliasing rules apply.
15924 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15925 for basic offset and type-based disambiguation.
15927 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15929 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15930 ix86_expand_vector_set on V16QImode for SSE4.1.
15932 2008-05-21 Tom Tromey <tromey@redhat.com>
15934 * c.opt (Wimport): Mark as undocumented.
15935 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15937 (Warning Options): Likewise.
15938 * doc/cppopts.texi: Don't mention -Wimport.
15940 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15942 PR tree-optimization/36287
15943 PR tree-optimization/36286
15944 * lambda-code.c (build_access_matrix): Do not use the loop->num
15945 for computing the number of induction variables: use the loop depth
15948 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15951 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15952 option -f(no-)leading-underscore.
15954 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15956 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15957 GET_MODE_NUNITS (mode).
15959 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15961 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15962 (-mmulhw): Add 464 to description.
15963 (-mdlmzb): Likewise.
15964 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15965 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15967 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15968 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15969 * config/rs6000/rs6000.md: Update comments for 464.
15971 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15973 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15975 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15977 * config/i386/sse.md (vec_extractv4sf): Removed.
15978 (vec_extractv2df): Likewise.
15979 (vec_extractv2di): Likewise.
15980 (vec_extractv4si): Likewise.
15981 (vec_extractv8hi): Likewise.
15982 (vec_extractv16qi): Likewise.
15983 (vec_extract<mode>): New.
15985 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15987 * config/i386/sse.md (vec_setv4sf): Removed.
15988 (vec_setv2df): Likewise.
15989 (vec_setv2di): Likewise.
15990 (vec_setv4si): Likewise.
15991 (vec_setv8hi): Likewise.
15992 (vec_setv16qi): Likewise.
15993 (vec_set<mode>): New.
15995 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15997 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15998 goto for vec_concat and vec_interleave.
16000 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16002 * config/i386/sse.md (vec_initv4sf): Removed.
16003 (vec_initv2df): Likewise.
16004 (vec_initv2di): Likewise.
16005 (vec_initv4si): Likewise.
16006 (vec_initv8hi): Likewise.
16007 (vec_initv16qi): Likewise.
16008 (vec_init<mode>): New.
16010 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16012 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16014 2008-05-21 Tom Tromey <tromey@redhat.com>
16016 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16017 (zone_find_object_offset): Likewise.
16018 (gt_ggc_m_S): Likewise.
16019 (highest_bit): Likewise.
16020 * ggc-page.c (gt_ggc_m_S): New function.
16021 * stringpool.c (string_stack): Remove.
16022 (init_stringpool): Update.
16023 (ggc_alloc_string): Use ggc_alloc.
16024 (maybe_delete_ident): New function.
16025 (ggc_purge_stringpool): Likewise.
16026 (gt_ggc_m_S): Remove.
16027 * ggc-common.c (ggc_protect_identifiers): New global.
16028 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16029 ggc_protect_identifiers.
16030 * ggc.h (ggc_protect_identifiers): Declare.
16031 (gt_ggc_m_S): Update.
16032 (ggc_purge_stringpool): Declare.
16033 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16034 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16036 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16038 2008-05-21 David S. Miller <davem@davemloft.net>
16040 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16043 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16045 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16048 2008-05-20 David Daney <ddaney@avtrex.com>
16050 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16051 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16052 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16053 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16054 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16055 (atomic_hiqi_op): New define_code_iterator.
16056 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16057 mips_expand_compare_and_swap_12.
16058 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16059 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16060 (sync_<optab><mode>, sync_old_<optab><mode>,
16061 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16062 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16063 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16064 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16065 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16066 (test_and_set_12): New insn.
16067 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16068 sync_new_<optab><mode>, sync_old_nand<mode>,
16069 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16070 clobber to operand 0 for SI and DI mode insns.
16071 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16072 mips_gen_fn_4): New typedefs.
16073 (mips_gen_fn_ptrs): Define new union type.
16074 (mips_expand_compare_and_swap_12): Remove declaration.
16075 (mips_expand_atomic_qihi): Declare function.
16076 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16077 (mips_expand_atomic_qihi): ... this. Use new generator function
16079 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16080 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16081 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16082 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16083 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16084 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16085 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16086 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16087 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16088 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16091 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16093 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16096 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16098 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16099 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16100 (avr_attribute_table): Add 'OS_main' function attribute.
16101 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16102 functions with 'OS_main' attribute.
16104 2008-05-20 Richard Guenther <rguenther@suse.de>
16106 PR tree-optimization/35204
16107 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16108 helper, split out from ...
16109 (DFS): ... here. Make the DFS walk non-recursive.
16111 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16112 Jan Sjodin <jan.sjodin@amd.com>
16114 PR tree-optimization/36181
16115 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16116 (parallelize_loops): Don't parallelize when the loop has vector
16119 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16120 Sebastian Pop <sebastian.pop@amd.com>
16122 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16123 matrix, and never look at the tree representation of the memory
16125 (linear_transform_loops): Computes parameters and access matrices.
16126 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16128 (access_matrix_get_index_for_parameter): New.
16129 * tree-data-ref.h (struct access_matrix): New.
16130 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16131 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16132 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16133 am_vector_index_for_loop): New.
16134 (struct data_reference): Add field access_matrix.
16135 (DR_ACCESS_MATRIX): New.
16136 (compute_data_dependences_for_loop): Update declaration.
16137 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16138 * lambda.h (lambda_vector_vec_p): Declared.
16139 * lambda-code.c: Depend on pointer-set.h.
16140 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16141 av_for_af_base, av_for_af, build_access_matrix,
16142 lambda_compute_access_matrices): New.
16143 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16145 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16147 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16148 $SOURCEDIR/include.
16150 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16151 Sebastian Pop <sebastian.pop@amd.com>
16153 PR tree-optimization/36206
16154 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16156 (instantiate_scev_1): Rename flags to fold_conversions.
16157 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16158 outeside instantiation_loop.
16159 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16160 (evolution_function_is_affine_or_constant_p): Removed.
16161 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16163 (analyze_siv_subscript): Pass in the loop nest number.
16164 Call evolution_function_is_affine_in_loop instead of
16165 evolution_function_is_affine_p.
16166 (analyze_overlapping_iterations): Pass in the loop nest number.
16168 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16169 Sebastian Pop <sebastian.pop@amd.com>
16171 PR tree-optimization/36206
16172 * tree-chrec.h (chrec_fold_op): New.
16173 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16176 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16178 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16180 (remove_duplicates): Do not set inode on non-inode systems.
16183 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16185 * config.gcc (tm_file): Update comments about relative pathnames.
16187 2008-05-20 Richard Guenther <rguenther@suse.de>
16189 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16190 * tree-ssa-sccvn.c (process_scc): Likewise.
16191 * tree-ssa-sink.c (execute_sink_code): Likewise.
16192 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16193 * tree-vrp.c (process_assert_insertions): Likewise.
16194 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16195 (perform_tree_ssa_dce): Likewise.
16196 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16197 (dump_dominator_optimization_stats): Likewise.
16198 * tree-vectorizer.c (vectorize_loops): Likewise.
16200 2008-05-20 Richard Guenther <rguenther@suse.de>
16202 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16204 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16206 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16207 (ix86_i386elf_return_in_memory): Likewise.
16208 (ix86_i386interix_return_in_memory): Likewise.
16209 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16210 (SUBTARGET_RETURN_IN_MEMORY): New.
16211 * config/i386/i386elf.h: Likewise.
16212 * config/i386/ptx4-i.h: Likewise.
16213 * config/i386/sol2-10.h: Likewise.
16214 * config/i386/sysv4.h: Likewise.
16215 * config/i386/vx-common.h: Likewise.
16216 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16217 * config/i386/i386.c (ix86_return_in_memory): Made static and
16218 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16219 (ix86_i386elf_return_in_memory): Removed.
16220 (ix86_i386interix_return_in_memory): Removed.
16221 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16222 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16224 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16226 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16228 2008-05-19 Xinliang David Li <davidxl@google.com>
16230 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16232 * common.opt: Ditto.
16233 * doc/invoke.texi: Ditto.
16235 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16237 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16238 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16240 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16242 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16243 sizes of operand array from 8/4 to 4/2.
16244 (ix86_expand_vector_init_general): Change size of operand array
16245 from 32 to 16. Remove op0, op1 and half_mode.
16247 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16249 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16250 (ix86_expand_vector_init_interleave): Likewise.
16251 (ix86_expand_vector_init_general): Use them. Assert
16252 word_mode == SImode when n_words == 4.
16254 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16256 * config/i386/i386.c (ix86_secondary_reload): New static function.
16257 (TARGET_SECONDARY_RELOAD): New define.
16258 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16259 * config/i386/i386.md (reload_outqi): Remove.
16261 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16263 PR middle-end/35509
16264 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16265 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16266 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16267 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16268 (fold_builtin_1): Likewise.
16269 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16270 c-common.c (check_builtin_function_arguments): Handle
16271 BUILT_IN_ISINF_SIGN.
16272 * doc/extend.texi: Document __builtin_isinf_sign.
16273 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16275 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16277 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16278 EH cleanup at the end of the pass, search for those that have been
16279 turned into forwarder blocks and do the cleanup on their successor.
16281 2008-05-18 Richard Guenther <rguenther@suse.de>
16283 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16284 pointers to sizetype and vice versa.
16286 2008-05-18 Xinliang David Li <davidxl@google.com>
16288 * gcc/tree-ssa-dce.c: Coding style fix.
16289 (check_pow): Documentation comment.
16290 (check_log): Documenation comment. Coding style fix.
16291 (is_unnecessary_except_errno_call): Ditto.
16292 (gen_conditions_for_pow): Ditto.
16293 (gen_conditions_for_log): Ditto.
16294 (gen_shrink_wrap_conditions): Ditto.
16295 (shrink_wrap_one_built_in_calls): Ditto.
16296 * gcc/doc/invoke.texi: Better documentation string.
16297 * ChangeLog: Fix wrong change log entries from
16298 May 17 checkin on function call DCE.
16300 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16302 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16304 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16306 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16307 * df-problems.c (simulation routines): Fixed block comment to
16308 properly say how to add forwards scanning functions.
16310 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16312 * tree-inline.c (setup_one_parameter): Remove dead code.
16314 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16316 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16317 a BIT_AND_EXPR only for an INTEGER_TYPE.
16319 2008-05-17 Xinliang David Li <davidxl@google.com>
16321 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16322 (check_pow, check_log, is_unnecessary_except_errno_call): New
16323 functions to check for eliminating math functions that are pure
16324 except for setting errno.
16325 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16326 general condition expressions for shrink-wrapping pow/log calls.
16327 (gen_shrink_wrap_conditions): Ditto.
16328 (shrink_wrap_one_built_in_call): Ditto.
16329 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16330 (mark_operand_necessary): If debugging, output if OP is necessary.
16331 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16333 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16335 * gcc/common.opt: New user flag -ftree-builtin-dce.
16336 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16338 2008-05-16 David S. Miller <davem@davemloft.net>
16340 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16341 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16343 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16346 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16348 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16350 * ifcvt.c (dead_or_predicable): Rename
16351 df_simulate_one_insn_backwards to df_simulate_one_insn.
16352 * recog.c (peephole2_optimize): Ditto.
16353 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16355 * df.h: Rename df_simulate_one_insn_backwards to
16356 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16357 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16358 scanning of defs and uses.
16359 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16360 (df_simulate_one_insn_forwards): Removed.
16362 2008-05-16 Doug Kwan <dougkwan@google.com>
16364 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16366 (real_from_string): Handle NaNs and Inf as approriate.
16368 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16370 * doc/gty.texi (Source Files Containing Type Information): Note
16371 that headers should appear first in the gtfiles list.
16373 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16375 * tree.def (COND_EXEC): Properly documented this code.
16377 2008-05-16 Diego Novillo <dnovillo@google.com>
16379 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16380 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16383 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16385 * tree-ssa-dse (max_stmt_uid): Removed.
16386 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16387 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16388 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16389 * function.h (cfun.last_stmt_uid): New field.
16390 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16391 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16393 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16394 (create_stmt_ann): Initialize the ann->uid field.
16395 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16397 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16399 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16401 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16402 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16403 (init_empty_tree_cfg): Call it.
16405 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16407 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16410 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16412 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16413 * tree-dump.c (dump_options): New verbose option.
16414 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16416 * tree-pass.h (TDF_VERBOSE): New dump flag.
16417 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16418 (tree-flow.h): Added include.
16419 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16421 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16423 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16425 From Jie Zhang <jie.zhang@analog.com>
16426 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16427 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16428 mcpu=bf561-none and mcpu=bf561-0.2.
16429 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16430 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16431 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16432 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16433 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16434 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16435 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16437 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16438 (cputype_selected): Remove.
16439 (bfin_handle_option): Don't use cputype_selected.
16440 (override_options): When no mcpu option, enable all workarounds.
16441 Don't use bfin_workarounds.
16442 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16444 (DEFAULT_CPU_TYPE): Don't define.
16446 2008-05-16 Richard Guenther <rguenther@suse.de>
16448 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16449 on deletion of the last stmt.
16451 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16453 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16454 V8HImode for SSE2 and V16QImode for SSE4.1.
16456 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16458 * cgraph.h (compute_inline_parameters): Made public.
16459 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16460 variable_generate_summary, function_write_summary,
16461 variable_write_summary, variable_read_summary. Added generate_summary,
16462 write_summary, read_summary.
16463 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16464 pass_ipa_inline.function_generate_summary, to
16465 compute_inline_parameters.
16466 * ipa-inline.c (compute_inline_parameters): Made public and added
16468 (compute_inline_parameters_for_current): New function.
16469 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16470 (inline_generate_summary): Removed parameter and made to loop over
16472 (pass_ipa_inline): Updated for new IPA_PASS structure.
16473 * passes.c (execute_ipa_summary_passes): Now is called once per
16474 pass rather than once per node*pass.
16476 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16478 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16479 avr_have_mul_p, avr_asm_only_p): Remove variables.
16480 (avr_override_options): Remove initialization of removed variables.
16481 (avr_file_start): Convert removed variables to fields of
16482 'struct base_arch_s *avr_current_arch'.
16483 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16484 (AVR_HAVE_MUL): (Ditto.).
16485 (AVR_HAVE_MOVW): (Ditto.).
16486 (AVR_HAVE_LPMX): (Ditto.).
16487 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16488 avr_asm_only_p): Remove declaration.
16490 2008-05-15 Diego Novillo <dnovillo@google.com>
16492 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16493 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16495 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16497 PR middle-end/36194
16498 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16499 Don't call record_truncated_value from here.
16500 (record_truncated_value): Turn it into a for_each_rtx callback.
16501 (record_truncated_values): New function.
16502 (combine_instructions): Call note_uses with record_truncated_values.
16503 Change name of check_conversion to check_promoted_subreg.
16505 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16507 * doc/sourcebuild.texi: Document support for torture tests.
16509 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16511 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16512 to alternative 4 of operand 2.
16514 2008-05-15 Richard Guenther <rguenther@suse.de>
16516 * tree-pass.h (current_pass): Declare.
16517 (get_pass_for_id): Likewise.
16518 * passes.c (passes_by_id, passes_by_id_size): New globals.
16519 (set_pass_for_id): New function.
16520 (get_pass_for_id): Likewise.
16521 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16522 (execute_function_todo): Flush per function statistics.
16523 * toplev.c (compile_file): Init statistics.
16524 (general_init): Do early statistics initialization.
16525 (finalize): Finish statistics.
16526 * statistics.h (statistics_early_init): Declare.
16527 (statistics_init): Likewise.
16528 (statistics_fini): Likewise.
16529 (statistics_fini_pass): Likewise.
16530 (statistics_counter_event): Likewise.
16531 (statistics_histogram_event): Likewise.
16532 * statistics.c: New file.
16533 * Makefile.in (OBJS-common): Add statistics.o.
16534 (statistics.o): Add dependencies.
16535 * doc/invoke.texi (-fdump-statistics): Document.
16537 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16538 (insert): Likewise.
16539 (execute_pre): Use statistics_counter_event.
16540 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16541 (substitute_and_fold): Increment it. Use statistics_counter_event.
16543 2008-05-15 Diego Novillo <dnovillo@google.com>
16545 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16547 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16548 * tree-ssa-alias.c (new_type_alias): Remove references to
16549 sub-variables from comment.
16550 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16552 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16554 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16555 attribute to 1 only for insertps alternative.
16557 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16559 * config/bfin/bfin.md (loadbytes): New pattern.
16560 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16561 (bfin_init_builtins): Initialize it.
16562 (bdesc_1arg): Add it.
16564 2008-05-15 Sa Liu <saliu@de.ibm.com>
16566 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16567 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16568 * testsuite/lib/target-supports.exp: Add
16569 check_effective_target_fortran_integer_16.
16571 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16573 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16574 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16575 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16576 (TARGET_RETURN_IN_MEMORY): Define.
16578 2008-05-15 Richard Guenther <rguenther@suse.de>
16580 PR middle-end/36244
16581 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16582 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16583 represent unmodifiable vars.
16585 2008-05-15 Richard Guenther <rguenther@suse.de>
16587 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16588 INDIRECT_REF and TARGET_MEM_REF.
16589 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16592 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16593 H.J. Lu <hongjiu.lu@intel.com>
16595 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16596 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16597 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16598 insn alternatives. Add missing alternatives.
16599 (*vec_concatv2di_rex64_sse4_1): Likewise.
16600 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16601 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16602 Require TARGET_SSE.
16604 2008-05-15 Richard Guenther <rguenther@suse.de>
16606 PR tree-optimization/36009
16607 PR tree-optimization/36204
16608 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16609 (determine_invariantness_stmt): Record the loop a store is
16610 always executed in.
16611 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16614 2008-05-15 Richard Guenther <rguenther@suse.de>
16616 PR tree-optimization/34330
16617 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16618 through the pointer will alias the SMT.
16620 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16622 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16624 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16626 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16628 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16629 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16631 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16632 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16633 (vashl_optab): New optab for vector/vector shifts.
16634 (vashr_optab): Ditto.
16635 (vlshr_optab): Ditto.
16636 (vrotl_optab): Ditto.
16637 (vrotr_optab): Ditto.
16638 (optab_subtype): New enum for optab_for_tree_code call.
16639 (optab_for_tree_code): Add enum optab_subtype argument.
16641 * optabs.c (optab_for_tree_code): Take an additional argument to
16642 distinguish between a vector shift by a scalar and vector shift by
16643 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16644 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16645 vector shift by a vector.
16646 (expand_widen_pattern_expr): Pass additional argument to
16647 optab_for_tree_code.
16649 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16650 vrotl_optab, vrotr_optab.
16652 * expr.c (expand_expr_real_1): Update calls to
16653 optab_for_tree_code to distinguish between vector shifted by a
16654 scalar and vector shifted by a vector.
16655 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16656 (supportable_narrowing_operation): Ditto.
16657 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16658 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16659 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16660 (vect_create_epilog_for_reduction): Ditto.
16661 (vectorizable_reduction): Ditto.
16662 (vectorizable_operation): Ditto.
16663 (vect_strided_store_supported): Ditto.
16664 (vect_strided_load_supported): Ditto.
16665 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16666 * expmed.c (expand_shift): Ditto.
16668 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16670 (ashr@var{m}3): Ditto.
16671 (vashl@var{m}3): Document new vector/vector shift standard name.
16672 (vashr@var{m}3): Ditto.
16673 (vlshr@var{m}3): Ditto.
16674 (vrotl@var{m}3): Ditto.
16675 (vrotr@var{m}3): Ditto.
16677 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16678 (PPERM_INVERT): Ditto.
16679 (PPERM_REVERSE): Ditto.
16680 (PPERM_REV_INV): Ditto.
16681 (PPERM_ZERO): Ditto.
16682 (PPERM_ONES): Ditto.
16683 (PPERM_SIGN): Ditto.
16684 (PPERM_INV_SIGN): Ditto.
16685 (PPERM_SRC1): Ditto.
16686 (PPERM_SRC2): Ditto.
16688 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16689 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16690 allows a memory operand to be the value being added, and split it
16691 to improve vectorization.
16692 (sse5_pmacsdqh_mem): Ditto.
16693 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16694 (sse5_mulv2div2di3_high): Ditto.
16695 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16696 (vec_pack_trunc_v4si): Ditto.
16697 (vec_pack_trunc_v2di): Ditto.
16698 (sse5_pcmov_<mode>): Remove code that tried to use use
16699 andps/andnps instead of pcmov.
16700 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16701 pmacsdqh instructions.
16702 (vec_widen_smult_lo_v4si): Ditto.
16704 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16705 (PPERM_INVERT): Ditto.
16706 (PPERM_REVERSE): Ditto.
16707 (PPERM_REV_INV): Ditto.
16708 (PPERM_ZERO): Ditto.
16709 (PPERM_ONES): Ditto.
16710 (PPERM_SIGN): Ditto.
16711 (PPERM_INV_SIGN): Ditto.
16712 (PPERM_SRC1): Ditto.
16713 (PPERM_SRC2): Ditto.
16714 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16716 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16718 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16719 says ignore whether the last reference is a memory operand.
16721 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16722 Paolo Bonzini <bonzini at gnu dot org>
16724 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16727 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16728 (vlshr<mode>3): Rename from vlshr<mode>3.
16729 (vashr<mode>3): Rename from vashr<mode>3.
16730 (mulv4sf3): Change the names of vector shift patterns.
16734 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16737 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16762 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16763 (floatunssidf2_internal): Change vector/vector shift names.
16764 (floatunsdidf2_internal): Ditto.
16771 (vashl<mode>3): Rename from ashl<mode>3.
16772 (vashr<mode>3): Rename from ashr<mode>3.
16773 (vlshr<mode>3): Rename from lshr<mode>3.
16774 (vrotl<mode>3): Rename from rotl<mode>3.
16776 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16779 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16780 multiply gives the wrong value when doing widening multiplies.
16781 (vec_widen_smult_lo_v4si): Ditto.
16783 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16785 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16786 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16787 emit_library_call_value.
16788 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16789 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16790 * calls.c (initialize_argument_information, precompute_arguments,
16791 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16792 (precompute_arguments): Removed flags parameter.
16793 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16795 2008-05-14 Richard Guenther <rguenther@suse.de>
16797 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16798 Make sure to register the store if the use is a PHI_NODE.
16800 2008-05-14 Olivier Hainque <hainque@adacore.com>
16802 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16803 memory if the component is to be referenced in BLKmode according
16804 to get_inner_reference.
16806 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16808 * calls.c (emit_library_call_value_1): Restore code clearing
16809 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16811 2008-05-14 Olivier Hainque <hainque@adacore.com>
16812 Nicolas Roche <roche@adacore.com>
16814 * configure.ac: Add support for a "gcc_subdir" variable in
16815 config-lang.in, to denote a subdirectory where the language/GCC
16816 integration files are to be found.
16817 * configure: Regenerate.
16819 2008-05-14 Ira Rosen <irar@il.ibm.com>
16821 PR tree-optimization/36098
16822 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16823 value for the first load in the group in case of a gap.
16824 (vect_build_slp_tree): Check that there are no gaps in loads.
16826 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16828 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16829 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16830 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16831 emit_insn and remove unneeded code to construct extra args.
16832 (emit_no_conflict_block): Removed.
16833 * optabls.h: (emit_no_conflict_block): Removed.
16834 * cse.c (cse_extended_basic_block): Remove search for
16835 REG_NO_CONFLICT note.
16836 * global.c: Removed incorrect comment added in revision 117.
16837 * expr.c (convert_move): Change call to emit_no_conflict_block to
16839 * recog.c: Change comments so that they do not mention
16841 * local_alloc.c (combine_regs): Removed last parameter.
16842 (no_conflict_p): Removed.
16843 (block_alloc): Removed note, no_conflict_combined_regno and set
16844 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16845 (combine_regs): Removed already_dead and code to look for
16846 REG_NO_CONFLICT notes.
16847 * lower_subreg (remove_retval_note): Removed code to look for
16848 REG_NO_CONFLICT block.
16849 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16850 (resolve_clobber): Remove code to process libcalls that have
16851 REG_NO_CONFLICT notes.
16852 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16854 * combine.c (can_combine_p, distribute_notes): Removed
16855 REG_NO_CONFLICT case.
16856 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16858 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16859 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16861 * reg-notes.def (NO_CONFLICT): Removed.
16863 2008-05-14 David S. Miller <davem@davemloft.net>
16865 * config/sparc/sparc.c (sparc_profile_hook): If
16866 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16867 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16868 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16870 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16872 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16874 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16877 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16878 and op1 expansion before vector concat to have less live pseudos.
16880 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16882 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16883 ix86_expand_vector_set if supported.
16885 2008-05-13 Diego Novillo <dnovillo@google.com>
16886 Kenneth Zadeck <zadeck@naturalbridge.com>
16888 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16890 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16891 phinodes_print_statistics, init_ssanames, fini_ssanames,
16892 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16893 release_ssa_name, release_defs, replace_ssa_name_symbol,
16894 ssanames_print_statistics): Move ...
16895 * tree-flow.h: ... here.
16896 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16897 Use FN instead of cfun.
16898 (make_ssa_name_fn): Rename from make_ssa_name.
16899 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16900 * tree-flow-inline.h (make_ssa_name): Move from
16901 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16902 * omp-low.c (expand_omp_parallel):
16903 * tree-flow-inline.h (redirect_edge_var_map_result):
16904 * tree-ssa.c (init_tree_ssa): Add argument FN.
16905 Use it instead of cfun. Update all users.
16907 2008-05-13 Tom Tromey <tromey@redhat.com>
16909 PR preprocessor/22168:
16910 * doc/cpp.texi (Top): Update menu.
16911 (Alternatives to Wrapper #ifndef): New node.
16912 (Other Directives): Document deprecation.
16913 (Obsolete Features): Remove menu.
16914 (Assertions): Merge node into Obsolete Features.
16915 (Obsolete once-only headers): Move earlier; rename to Alternatives
16916 to Wrapper #ifndef.
16917 * doc/cppopts.texi: Update.
16918 * c.opt (Wdeprecated): Enable for C and ObjC.
16919 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16920 (C++ Dialect Options): Move -Wno-deprecated from here to...
16921 (Warning Options): ... here.
16923 2008-05-13 Richard Guenther <rguenther@suse.de>
16925 PR middle-end/36227
16926 * fold-const.c (fold_sign_changed_comparison): Do not allow
16927 changes in pointer-ness.
16929 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16932 * config/sh/sh.c (sh_expand_prologue): Don't clear
16933 RTX_FRAME_RELATED_P for push insns.
16935 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16937 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16939 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16941 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16942 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16943 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16945 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16947 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16948 (*vec_concatv4sf_sse): This.
16949 (*sse2_concatv2si): Renamed to ...
16950 (*vec_concatv2si_sse2): This.
16951 (*sse1_concatv2si): Renamed to ...
16952 (*vec_concatv2si_sse): This.
16953 (*vec_concatv2di_rex): Renamed to ...
16954 (*vec_concatv2di_rex64): This.
16955 (*vec_concatv2si_sse4_1): New.
16956 (*vec_concatv2di_rex64_sse4_1): Likewise.
16958 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16960 PR rtl-optimization/36111
16961 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16962 that was created for swappable operands.
16964 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16967 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16968 * configure.ac: Add call to ACX_PROG_GNAT.
16970 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16972 * optc-gen.awk: Fix comment typo.
16974 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16976 * pretty-print.c (pp_integer_with_precision): Use
16977 HOST_LONG_LONG_FORMAT.
16979 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16981 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16983 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16985 * config/i386/i386.c (bdesc_ptest): Removed.
16986 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16987 (bdesc_args): Add __builtin_ia32_ptestz128,
16988 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16989 (ix86_init_mmx_sse_builtins): Updated.
16990 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16991 (ix86_expand_builtin): Updated.
16993 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16995 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16996 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16998 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17000 * value-prof.c (interesting_stringop_to_profile): Do not
17001 return early for BUILT_IN_MEMPCPY.
17003 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17005 * calls.c (expand_call): Don't use callgraph to increase
17006 preferred_stack_boundary.
17008 * cgraph.h (cgraph_rtl_info): Use unsigned on
17009 preferred_incoming_stack_boundary.
17011 * final.c (rest_of_clean_state): Use unsigned on
17012 preferred_stack_boundary.
17014 2008-05-09 Tom Tromey <tromey@redhat.com>
17016 PR preprocessor/22231:
17017 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17020 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17022 PR tree-optimization/36129
17023 * tree-ssa-ccp.c: Include value-prof.h.
17024 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17025 built-in function was folded to a constant.
17026 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17028 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17029 Sebastian Pop <sebastian.pop@amd.com>
17031 * tree-scalar-evolution.c: Document instantiate_scev.
17032 (instantiate_parameters_1): Renamed instantiate_scev_1.
17033 Don't use the same loop for instantiation_loop and evolution_loop.
17034 (instantiate_scev): New.
17035 (instantiate_parameters): Moved...
17036 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17037 same loop twice. Maintains the semantics for this function.
17038 * tree-scalar-evolution.h (instantiate_scev): Declare.
17039 (instantiate_parameters): ...here. Now static inline.
17040 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17041 instead of resolve_mixers.
17043 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17045 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17047 2008-05-09 Tomas Bily <tbily@suse.cz>
17049 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17050 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17051 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17052 * c-common.c (c_common_truthvalue_conversion): Likewise.
17053 * tree-object-size.c (compute_object_offset): Likewise.
17054 * tree-inline.c (estimate_num_insns_1): Likewise.
17055 * varasm.c (const_hash_1, compare_constant, copy_constant)
17056 (compute_reloc_for_constant, output_addressed_constants)
17057 (initializer_constant_valid_p): Likewise.
17058 * c-omp.c (check_omp_for_incr_expr): Likewise.
17059 * gimplify.c (gimplify_expr): Likewise.
17060 * c-typeck.c (c_finish_return): Likewise.
17061 * tree-vectorizer.c (supportable_widening_operation)
17062 (supportable_narrowing_operation): Likewise.
17063 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17064 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17065 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17066 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17067 (descr_info_loc): Likewise.
17068 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17069 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17070 (fold_unary): Likewise.
17071 * builtins.c (get_pointer_alignment): Likewise.
17072 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17073 (instantiate_parameters_1): Likewise.
17074 * tree.c (expr_align, stabilize_reference): Likewise.
17075 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17076 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17077 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17078 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17079 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17080 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17082 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17083 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17084 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17085 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17086 (forward_propagate_comparison)
17087 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17088 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17089 * emit-rtl.c (component_ref_for_mem_expr)
17090 (set_mem_attributes_minus_bitpos): Likewise.
17091 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17092 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17094 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17095 (build_function_call, pointer_diff, build_compound_expr)
17096 (c_finish_return): Likewise.
17097 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17098 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17100 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17101 * expr.c (is_aligning_offset): Likewise.
17102 * tree-ssa-alias.c (is_escape_site): Likewise.
17103 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17104 (check_all_va_list_escapes): Likewise.
17105 * tree-ssa-loop-ivopts.c (determine_base_object)
17106 (determine_common_wider_type): Likewise.
17107 * dojump.c (do_jump): Likewise.
17108 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17109 * tree-gimple.c (is_gimple_cast): Likewise.
17110 * fold-const.c (decode_field_reference, )
17111 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17112 (fold_binary): Likewise.
17113 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17114 (already_warned_in_frontend_p): Likewise.
17115 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17116 * tree.c (really_constant_p, get_unwidened): Likewise.
17117 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17118 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17119 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17121 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17123 (CONVERT_EXPR_P): Define.
17124 (CASE_CONVERT): Define.
17126 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17128 PR middle-end/36117
17129 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17130 (delete_unmarked_insns): When deleting a call, call
17131 delete_unreachable_blocks.
17132 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17133 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17135 2008-05-08 Richard Guenther <rguenther@suse.de>
17137 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17138 (-ftree-salias): Likewise.
17139 (salias-max-implicit-fields): Remove param documentation.
17140 (salias-max-array-elements): Likewise.
17141 * tree-pass.h (pass_create_structure_vars): Remove.
17142 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17143 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17144 * tree-ssa-alias.c (create_structure_vars): Remove.
17145 (gate_structure_vars): Likewise.
17146 (pass_create_structure_vars): Likewise.
17147 (gate_build_alias): Likewise.
17148 (pass_build_alias): Adjust to run always and dump the function.
17149 * common.opt (ftree-salias): Hide.
17150 * passes.c (init_optimization_passes): Remove
17151 pass_create_structure_vars, adjust comment.
17152 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17153 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17154 * opts.c (decode_options): Do not set flag_tree_salias.
17155 (common_handle_option): Add OPT_ftree_salias to the backward
17156 compatibility section.
17158 2008-05-08 Richard Guenther <rguenther@suse.de>
17160 * tree-flow-inline.h (var_can_have_subvars): Move ...
17161 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17162 * tree-flow.h (var_can_have_subvars): Remove.
17163 (push_fields_onto_fieldstack): Remove.
17164 (sort_fieldstack): Likewise.
17165 (struct fieldoff): Move ...
17166 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17167 alias_set and base_for_components fields.
17168 (sort_fieldstack): Make static.
17169 (push_fields_onto_fieldstack): Likewise. Remove code that
17170 handles anything but RECORD_TYPEs. Remove alias_set and
17171 base_for_components handling.
17172 (create_variable_info_for): Adjust.
17174 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17176 * common.opt (Wframe-larger-than=): Shorten the help message
17178 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17180 2008-05-08 Rafael Espíndola <espindola@google.com>
17182 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17184 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17185 trap and that both operands are gimple values.
17186 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17187 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17190 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17192 * read-rtl.c (join_c_conditions): Return the first string if the
17193 two strings are equal.
17195 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17197 * gensupport.h (pred_data): Add a "num_codes" field.
17198 (add_predicate_code): Declare.
17199 * gensupport.c (add_predicate_code): New function.
17200 (std_pred_table): Add an "allows_const_p" field.
17201 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17202 Remove the (incomplete) list of such codes from the codes field.
17203 (init_predicate_table): Use add_predicate_code. Add all
17204 RTX_CONST_OBJs if allows_const_p is true.
17205 * genrecog.c (process_define_predicate): Use add_predicate_code.
17207 2008-05-08 David Daney <ddaney@avtrex.com>
17208 Richard Sandiford <rsandifo@nildram.co.uk>
17210 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17211 special case of constant zero operands.
17212 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17213 old and new values. Special case constant zero values.
17214 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17216 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17217 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17219 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17222 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17223 similar RTX_CONST_OBJ before CONST_INT.
17225 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17227 * stmt.c (expand_stack_restore): Change sa mode if needed.
17229 2008-05-08 Richard Guenther <rguenther@suse.de>
17231 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17232 return type to bool.
17233 (ix86_sol10_return_in_memory): Likewise.
17234 (ix86_i386elf_return_in_memory): Likewise.
17235 (ix86_i386interix_return_in_memory): Likewise.
17236 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17237 (ix86_sol10_return_in_memory): Likewise.
17238 (ix86_i386elf_return_in_memory): Likewise.
17239 (ix86_i386interix_return_in_memory): Likewise.
17241 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17244 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17246 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17247 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17250 2008-05-08 Richard Guenther <rguenther@suse.de>
17252 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17253 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17254 (DR_SUBVARS): Remove.
17255 * tree-dfa.c (dump_subvars_for): Remove.
17256 (debug_subvars_for): Likewise.
17257 (dump_variable): Do not dump subvars.
17258 (remove_referenced_var): Do not remove subvars.
17259 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17260 (lookup_subvars_for_var): Remove.
17261 (get_subvars_for_var): Likewise.
17262 (get_subvars_at): Likewise.
17263 (get_first_overlapping_subvar): Likewise.
17264 (overlap_subvar): Likewise.
17265 * tree-flow.h (subvar_t): Remove.
17266 (struct var_ann_d): Remove subvars field.
17267 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17268 argument. Remove special handling of SFTs.
17269 (compute_tag_properties): Likewise.
17270 (set_initial_properties): Likewise.
17271 (compute_call_clobbered): Likewise.
17272 (count_mem_refs): Likewise.
17273 (compute_memory_partitions): Likewise.
17274 (compute_flow_insensitive_aliasing): Likewise.
17275 (setup_pointers_and_addressables): Likewise.
17276 (new_type_alias): Likewise.
17277 (struct used_part): Remove.
17278 (used_portions): Likewise.
17279 (struct used_part_map): Likewise.
17280 (used_part_map_eq): Likewise.
17281 (used_part_map_hash): Likewise.
17282 (free_used_part_map): Likewise.
17283 (up_lookup): Likewise.
17284 (up_insert): Likewise.
17285 (get_or_create_used_part_for): Likewise.
17286 (create_sft): Likewise.
17287 (create_overlap_variables_for): Likewise.
17288 (find_used_portions): Likewise.
17289 (create_structure_vars): Likewise.
17290 * tree.def (STRUCT_FIELD_TAG): Remove.
17291 * tree.h (MTAG_P): Adjust.
17292 (struct tree_memory_tag): Remove base_for_components and
17293 unpartitionable flags.
17294 (struct tree_struct_field_tag): Remove.
17295 (SFT_PARENT_VAR): Likewise.
17296 (SFT_OFFSET): Likewise.
17297 (SFT_SIZE): Likewise.
17298 (SFT_NONADDRESSABLE_P): Likewise.
17299 (SFT_ALIAS_SET): Likewise.
17300 (SFT_UNPARTITIONABLE_P): Likewise.
17301 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17302 (union tree_node): Remove sft field.
17303 * alias.c (get_alias_set): Remove special handling of SFTs.
17304 * print-tree.c (print_node): Remove handling of SFTs.
17305 * tree-dump.c (dequeue_and_dump): Likewise.
17306 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17307 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17308 * tree-predcom.c (set_alias_info): Do not set subvars.
17309 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17310 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17311 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17312 (add_vars_for_offset): Remove.
17313 (add_virtual_operand): Remove special handling of SFTs.
17314 (add_call_clobber_ops): Likewise.
17315 (add_call_read_ops): Likewise.
17316 (get_asm_expr_operands): Likewise.
17317 (get_modify_stmt_operands): Likewise.
17318 (get_expr_operands): Likewise.
17319 (add_to_addressable_set): Likewise.
17320 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17321 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17322 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17323 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17324 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17325 (tree_node_structure): Likewise.
17326 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17328 (find_what_p_points_to): Likewise.
17330 2008-05-08 Sa Liu <saliu@de.ibm.com>
17332 * config/spu/spu.md: Fixed subti3 pattern.
17334 2008-05-08 Richard Guenther <rguenther@suse.de>
17336 PR middle-end/36154
17337 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17338 sure to create a representative for trailing arrays for PTA.
17340 2008-05-08 Richard Guenther <rguenther@suse.de>
17342 PR middle-end/36172
17343 * fold-const.c (operand_equal_p): Two objects which types
17344 differ in pointerness are not equal.
17346 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17348 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17349 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17350 (emit_library_call_value_1): Add new variable fndecl initialized by
17351 NULL_TREE. It should be the decl type of orgfun, but this information
17352 seems not to be available here, so it uses the default calling abi.
17353 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17354 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17355 by TARGET_RETURN_IN_MEMORY.
17356 * config/i386/i386-interix.h: Likewise.
17357 * config/i386/i386.h: Likewise.
17358 * config/i386/i386elf.h: Likewise.
17359 * config/i386/ptx4-i.h: Likewise.
17360 * config/i386/sol2-10.h: Likewise.
17361 * config/i386/sysv4.h: Likewise.
17362 * config/i386/vx-common.h: Likewise.
17363 * config/cris/cris.h: Removed #if 0 clause.
17364 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17365 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17367 (ix86_sol10_return_in_memory): Likewise.
17368 (ix86_i386elf_return_in_memory): New.
17369 (ix86_i386interix_return_in_memory): New.
17370 * config/mt/mt-protos.h (mt_return_in_memory): New.
17371 * config/mt/mt.c: Likewise.
17372 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17373 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17374 * config/bfin/bfin.h: Likewise.
17375 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17377 * config/bfin/bfin.c: Likewise.
17378 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17379 * config/alpha/unicosmk.h: Likewise.
17380 * config/i386/cygming.h: Likewise.
17381 * config/iq2000/iq2000.h: Likewise.
17382 * config/mips/mips.h: Likewise.
17383 * config/mn10300/mn10300.h: Likewise.
17384 * config/rs6000/rs6000.h: Likewise.
17385 * config/score/score.h: Likewise.
17386 * config/spu/spu.h: Likewise.
17387 * config/v850/v850.h: Likewise.
17388 * defaults.h: Likewise.
17389 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17390 * expr.c (emit_block_move): Adjust use of
17391 OUTGOING_REG_PARM_STACK_SPACE.
17392 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17393 OUTGOING_REG_PARM_STACK_SPACE.
17394 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17396 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17398 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17399 on OMP_RETURN for OMP_FOR.
17402 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17403 (fortran_common): New function.
17404 (gen_variable_die): Call fortran_common instead of common_check,
17405 adjust for it returning tree instead of rtx. Formatting.
17407 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17411 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17412 * c-decl.c (merge_decls): Ditto.
17413 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17414 to RTL_CONST_OR_PURE_CALL_P.
17415 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17416 Initialized DECL_LOOPING_CONST_PURE.
17417 (process_call_operands): Set tree_side_effects properly.
17418 * tree.h (TREE_READONLY_DECL_P): Removed.
17419 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17420 (DECL_LOOPING_OR_CONST_P): New macro.
17421 (struct tree_function_decl): Added looping_const_or_pure_p.
17422 (ECF_*) Renumbered.
17423 (ECF_LOOPING_OR_CONST_P): New macro.
17424 * rtlanal.c (pure_const_p): Removed.
17425 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17426 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17427 to RTL_CONST_CALL_P.
17428 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17429 (check_decl, check_tree, check_call, scan_function): Initialize
17431 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17432 (static_execute): Set looping true for recursive functions.
17433 Undo setting state to IPA_NEITHER for recursive functions.
17434 * cse.c (cse_insn):
17435 * ifcvt.c (noce_can_store_speculate_p): Changed
17436 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17437 RTL_CONST_OR_PURE_CALL_P.
17438 * dse.c (scan_insn): Ditto.
17439 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17440 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17441 RTL_CONST_OR_PURE_CALL_P.
17442 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17443 pure_call_p to RTL_CONST_CALL_P.
17444 * gimplify.c (gimplify_call_expr): Clear side effects for
17445 non-looping pure and constant calls.
17446 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17447 (flags_from_decl_or_type): Set ecf flags from decl flags.
17448 (initialize_argument_information): Turn off
17449 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17450 Change const to pure if callee_copies is true rather than just
17452 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17453 way of marking pure calls.
17454 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17455 Remove hack that was supposed to fix pr7335 and remove old
17456 way of marking pure calls.
17457 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17458 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17459 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17460 RTL_CONST_OR_PURE_CALL_P.
17461 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17462 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17463 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17464 * sched-deps.c (schedule_analyze): Ditto.
17465 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17466 return_val field of calls to represent pure and const function info.
17467 (CONST_OR_PURE_CALL_P): Deleted macro.
17468 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17469 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17470 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17472 * tree-optimize.c (execute_fixup_cfg): Added test for
17473 ECF_LOOPING_CONST_OR_PURE.
17474 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17476 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17477 effects for looping pure or const calls.
17478 (verify_gimple_expr): Added verification code.
17479 * config/alpha/alpha.c (alpha_legitimize_address,
17480 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17482 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17483 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17484 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17485 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17486 RTL_CONST_OR_PURE_CALL_P.
17487 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17488 and const calls to be deleted.
17490 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17493 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17494 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17495 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17496 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17497 to handle nonimmediate operands.
17498 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17499 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17500 to handle nonimmediate operands.
17501 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17502 (mmx_pmulhrwv4hi3): New expander. Use
17503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17504 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17505 (sse2_umulv1siv1di3): New expander. Use
17506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17507 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17508 (mmx_eq<mode>3): New expander. Use
17509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17510 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17511 (mmx_uavgv8qi3): New expander. Use
17512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17513 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17514 (mmx_uavgv4hi3): New expander. Use
17515 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17517 * config/i386/sse.md
17518 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17519 to handle nonimmediate operands.
17520 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17521 to handle nonimmediate operands.
17522 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17523 to handle nonimmediate operands.
17524 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17525 to handle nonimmediate operands.
17526 (sse2_unpckhpd_exp): New expander. Use
17527 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17528 (sse2_unpcklpd_exp): New expander. Use
17529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17530 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17531 to handle nonimmediate operands.
17532 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17533 to handle nonimmediate operands.
17534 (*sse2_<plusminus_insn><mode>3): Rename from
17535 sse2_<plusminus_insn><mode>3 insn pattern.
17536 (sse2_<plusminus_insn><mode>3): New expander. Use
17537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17538 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17539 (sse2_umulv2siv2di3): New expander. Use
17540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17541 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17542 (sse4_1_mulv2siv2di3): New expander. Use
17543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17544 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17545 (sse2_pmaddwd): New expander. Use
17546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17547 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17548 (sse2_eq<mode>3): New expander. Use
17549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17550 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17551 (sse4_1_eqv2di3): New expander. Use
17552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17553 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17554 (sse2_uavgv16qi3): New expander. Use
17555 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17556 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17557 (sse2_uavgv16qi3): New expander. Use
17558 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17559 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17560 (sse2_uavgv8hi3): New expander. Use
17561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17562 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17563 (ssse3_pmulhrswv8hi3): New expander. Use
17564 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17565 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17566 (ssse3_pmulhrswv4hi3): New expander. Use
17567 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17569 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17570 (<sse>_vmmul<mode>3): Ditto.
17571 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17573 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17574 (ssse3_pmaddubsw): Ditto.
17576 * config/i386/i386.c (struct_builtin_description)
17577 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17578 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17579 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17580 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17581 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17582 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17583 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17584 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17585 (ix86_fixup_binary_operands): Assert that src1
17586 and src2 must have the same mode when swapped.
17587 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17588 and ix86_binary_operator_ok. Do not force operands in registers
17591 2008-05-07 Jan Hubicka <jh@suse.cz>
17593 * cgraph.c (dump_cgraph_node): Update.
17594 * cgraph.h (cgraph_local_info): Break out inline summary.
17595 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17597 * ipa-inline (inline_summary): New accestor function.
17598 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17599 cgraph_decide_inlining, compute_inline_parameters): Update.
17600 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17602 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17604 Cleanup ColdFire scheduling support and add V4 pipeline model.
17606 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17607 (define_attr cpu): Add cfv4 value.
17608 (define_attr type, define_attr type1): Merge into a single 'type'
17609 attribute. Update all uses.
17610 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17611 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17613 (define_attr opx_mem, define_attr opy_mem): Remove.
17614 (define_attr op_mem): Clean up, update comment.
17615 (define_attr size): Use specific values instead of general int.
17616 (define_attr guess, define_attr split): Remove. Update all uses.
17617 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17618 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17619 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17620 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17621 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17622 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17623 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17624 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17625 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17626 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17627 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17628 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17629 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17630 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17631 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17632 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17633 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17634 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17635 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17636 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17637 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17638 Update or set attributes.
17639 (stack_tie): New fake instruction.
17641 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17642 (m68k_sched_attr_size): Update declaration.
17643 (m68k_sched_attr_type2): Remove.
17644 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17645 Declare new bypass predicates.
17647 * config/m68k/m68k.c (m68k_sched_issue_rate,
17648 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17650 (TARGET_SCHED_ISSUE_RATE,
17651 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17652 (override_options): Handle scheduling for ColdFire V4 core.
17653 (m68k_expand_prologue): Emit stack_tie.
17654 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17655 'OP_TYPE_FPN'. Update all uses.
17656 (sched_guess_p): Remove.
17657 (sched_address_type): Handle symbolic addresses.
17658 (sched_get_operand): New static function.
17659 (sched_operand_type): Merge into sched_attr_op_type.
17660 (sched_attr_op_type): Handle FP registers, handle quick constants,
17662 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17663 (m68k_sched_attr_size): Update. Move logic to ...
17664 (sched_get_attr_size_int): New static function.
17665 (sched_get_opxy_mem_type): New static function.
17666 (m68k_sched_attr_op_mem): Update.
17667 (m68k_sched_attr_type2): Remove.
17668 (sched_cfv4_bypass_data): New static variable.
17669 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17670 (m68k_sched_issue_rate): Implement scheduler hook.
17671 (struct _sched_ib: enabled_p): New field.
17672 (m68k_sched_variable_issue): Update. Handle V4.
17673 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17674 sched_dump_class_func_t, sched_dump_split_class,
17675 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17676 sched_dump_dfa_class, m68k_sched_dump): Remove.
17677 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17679 (m68k_sched_init_global): Remove statisctics dumping, introduce
17680 sanity check that all instructions have pipeline reservations. Handle
17682 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17683 Handle ColdFire V4 core.
17684 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17685 New static functions.
17686 (m68k_sched_address_bypass_p): New bypass predicate.
17687 (sched_get_indexed_address_scale): New static function.
17688 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17690 * cf.md: Update comments.
17691 (define_attr type2): Remove. Use 'type' attribute instead.
17693 (cf_ib): Rename to cfv123_ib. Update all uses.
17694 (cf_oep): Rename to cfv123_oep. Update all uses.
17695 (cf_chr): Rename to cfv123_chr. Update all uses.
17696 (cf_mem): Rename to cfv123_mem. Update all uses.
17697 (cf_mac): Move to more appropriate place.
17698 (cfv123_guess): New automaton and cpu_unit.
17699 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17700 Update uses of 'size' attribute. Handle before reload scheduling.
17701 (cfv123_guess): New dummy reservation for unhandled instructions.
17702 (cfv4_*): Pipeline description of ColdFire V4 core.
17703 (ignore): New reservation to handle 'ignore' type.
17705 2008-05-07 Ian Lance Taylor <iant@google.com>
17707 PR middle-end/36013
17708 * gimplify.c (find_single_pointer_decl_1): Don't look through
17710 (find_single_pointer_decl): Adjust comments.
17712 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17714 PR middle-end/36137
17715 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17716 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17718 PR middle-end/36106
17719 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17720 integral type rather than floating point, then VIEW_CONVERT_EXPR
17721 to the floating point type.
17723 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17725 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17726 TFmode op0 to register.
17728 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17730 * c-decl.c (grokdeclarator): Comment typo.
17732 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17734 * tree-flow.h: Remove prototype for computed_goto_p.
17735 * tree-cfg.c (computed_goto_p): Make static.
17737 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17740 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17741 (contains_aligned_value_p): This. Handle _Decimal128.
17742 (ix86_function_arg_boundary): Only align _Decimal128 to its
17743 natural boundary and handle it properly.
17745 2008-05-06 Martin Jambor <mjambor@suse.cz>
17747 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17748 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17749 (ipcp_method_set_orig_node): Removed.
17750 (ipcp_cval_get_cvalue_type): Removed.
17751 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17752 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17753 (ipcp_cval_set_cvalue_type): Removed.
17754 (ipcp_cval_get_cvalue): Removed.
17755 (ipcp_cval_set_cvalue): Removed.
17756 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17757 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17758 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17759 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17760 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17761 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17762 (ipcp_get_ith_lattice): Changed parameters.
17763 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17764 (ipcp_lattice_from_jfunc): Changed parameters.
17765 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17766 (ipcp_method_cval_print): Added temporary variable info.
17767 (ipcp_redirect): Removed already unused local variable caller.
17768 (ipcp_redirect): New temporary variable orig_callee_info
17769 (ipcp_redirect): Removed newly unused local variable callee.
17770 (ipcp_redirect): Removed (a bit confusing) local variable type.
17771 (ipcp_insert_stage): Added local variable info.
17772 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17774 (ipcp_formal_create): Removed.
17775 (ipcp_method_cval_set): Removed.
17776 (ipcp_propagate_stage): Renamed lattice variables.
17777 (ipcp_method_cval_set_cvalue_type): Removed.
17778 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17779 (ipcp_print_all_lattices): Changed printed strings to refer to
17780 lattices rather than cvals.
17781 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17782 (ipcp_propagate_const): Changed formal parameters.
17783 (build_const_val): Changed formal parameters.
17784 (ipcp_insert_stage): Removed useless variable cvalue
17785 (build_const_val): Changed formal parameters.
17786 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17787 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17788 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17789 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17790 (ipcp_print_func_profile_counts): Changed string from "method" to
17792 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17793 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17794 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17795 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17796 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17797 (ipcp_lat_is_const): Changed parameters and made inline.
17798 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17799 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17800 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17801 the predicate condition directly
17802 (ipcp_propagate_stage): Added local variable args. Removed local
17803 variable callee. (Both are mere code simplifications.)
17804 (ipcp_method_dont_insert_const): Renamed to
17805 ipcp_node_not_modifiable_p.
17806 (ipcp_node_not_modifiable_p): Made inline.
17807 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17808 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17809 (ipcp_print_all_lattices): Removed variable cvalue
17810 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17813 2008-05-06 Olivier Hainque <hainque@adacore.com>
17815 * tree-sra.c (try_instantiate_multiple_fields): Early return
17816 if field has POINTER_TYPE.
17818 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17820 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17821 by using 'q' specifier for instruction.
17822 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17824 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17826 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17827 Change mode of zero_extract from QImode to HImode.
17828 (sign bit tests peepholes): (Ditto.).
17830 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17832 * config/i386/mmx.md: Remove double backslashes from asm templates.
17833 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17834 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17835 to handle nonimmediate operands.
17836 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17837 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17838 to handle nonimmediate operands.
17839 (*mmx_<code>v2sf3_finite): New insn pattern.
17840 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17841 (mmx_<code>v2sf3): New expander. Use
17842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17843 (mmx_<plusminus_insn><mode>3): New expander. Use
17844 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17845 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17846 (mmx_add<mode>3): Removed.
17847 (mmx_ssadd<mode>3): Ditto.
17848 (mmx_usadd<mode>3): Ditto.
17849 (mmx_sub<mode>3): Ditto.
17850 (mmx_sssub<mode>3): Ditto.
17851 (mmx_ussub<mode>3): Ditto.
17852 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17853 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17854 to handle nonimmediate operands.
17855 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17857 (mmx_smulv4hi3_highpart): New expander. Use
17858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17859 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17861 (mmx_umulv4hi3_highpart): New expander. Use
17862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17863 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17864 (mmx_<code>v4hi3): New expander. Use
17865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17866 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17867 (mmx_<code>v8qi3): New expander. Use
17868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17869 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17870 (mmx_<code><mode>3): New expander. Use
17871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17873 2008-05-05 Jan Hubicka <jh@suse.cz>
17875 PR tree-optimization/36118
17876 * passes.c (pass_init_dump_file): Fix dump header.
17878 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17880 PR middle-end/36141
17881 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17882 VCE for function decls.
17884 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17886 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17888 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17890 * config/i386/i386.md (sat_plusminus): New.
17891 (plusminus_insn): Likewise.
17892 (plusminus_mnemonic): Likewise.
17894 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17895 (*<addsub><mode>3_cc_overflow): Renamed to ...
17896 (*<plusminus_insn><mode>3_cc_overflow): This.
17897 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17898 (*<plusminus_insn>si3_zext_cc_overflow): This.
17900 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17901 (<plusminus_insn><mode>3): This.
17902 (*<addsub><mode>3): Renamed to ...
17903 (*<plusminus_insn><mode>3): This.
17904 (<sse>_vm<addsub><mode>3): Renamed to ...
17905 (<sse>_vm<plusminus_insn><mode>3): This.
17906 (sse3_h<addsub>v4sf3): Renamed to ...
17907 (sse3_h<plusminus_insn>v4sf3): This.
17908 (sse3_h<addsub>v2df3): Renamed to ...
17909 (sse3_h<plusminus_insn>v2df3): This.
17910 (<plusminus_insn><mode>3): New.
17911 (*<plusminus_insn><mode>3): Likewise.
17912 (sse2_<plusminus_insn><mode>3): Likewise.
17913 (add<mode>): Removed.
17914 (*add<mode>3): Likewise.
17915 (sse2_ssadd<mode>3): Likewise.
17916 (sse2_usadd<mode>3): Likewise.
17917 (sub<mode>3): Likewise.
17918 (*sub<mode>3): Likewise.
17919 (sse2_sssub<mode>3): Likewise.
17920 (sse2_ussub<mode>3): Likewise.
17922 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17924 * gthr-single.h: Add in required interface elements as per gthr.h.
17925 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17926 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17927 Generalize UNUSED macro.
17928 (__gthread_once): Add.
17929 (__gthread_key_create): Add.
17930 (__gthread_key_delete): Add.
17931 (__gthread_getspecific): Add.
17932 (__gthread_setspecific): Add.
17934 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17937 the same size types for the indirect reference on the rhs, then
17940 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17942 * config/i386/i386.md
17943 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17944 one insn template instead of template series.
17945 (*xordi_1_rex64): Ditto.
17946 (*xordi_2_rex64): Ditto.
17948 2008-05-05 Ira Rosen <irar@il.ibm.com>
17950 PR tree-optimization/36119
17951 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17954 2008-06-04 Jan Hubicka <jh@suse.cz>
17956 tree-optimization/36100
17957 * tree-pass.h (pass_O0_always_inline): Declare.
17958 * ipa-inline.c (inline_transform): Remove dead code.
17959 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17960 pass_O0_always_inline): New.
17961 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17963 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17965 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17966 mnemonic in this_param move for TARGET_64BIT.
17968 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17970 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17971 (*strmovsi_rex_1): Ditto.
17972 (*strsetsi_1): Ditto.
17973 (*strsetsi_rex_1): Ditto.
17975 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17976 adddicc expanders using SWI mode iterator.
17978 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17981 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17984 2008-05-04 David S. Miller <davem@davemloft.net>
17986 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17987 (sparc*-*-linux*): Use linux.h in tm_file.
17988 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17989 compiler defaulting to 32-bit.
17990 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17992 * config/sparc/linux.h: Remove definitions now obtained
17993 properly from linux.h
17994 * config/sparc/linux64.h: Likewise.
17995 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17996 don't want this setting for 32-bit builds in a biarch compiler.
17997 * doc/install.texi: Add sparc-linux to list of targets
17998 supporting --enable-targets=all.
18000 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18002 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18004 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18006 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18007 after V4SI_FTYPE_V8HI.
18008 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18009 case V4SI_FTYPE_V2DF.
18011 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18013 * doc/invoke.texi (max-flow-memory-locations): Removed.
18014 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18016 2008-05-03 Richard Guenther <rguenther@suse.de>
18018 PR middle-end/34973
18019 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18021 2008-05-02 David S. Miller <davem@davemloft.net>
18023 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18025 2008-05-02 Simon Baldwin <simonb@google.com>
18028 * c-common.h (warn_array_subscript_range): Removed.
18029 * c-common.c (warn_array_subscript_range): Ditto.
18030 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18031 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18033 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18035 * config/i386/i386.c (ix86_special_builtin_type): New.
18036 (bdesc_special_args): Likewise.
18037 (ix86_expand_special_args_builtin): Likewise.
18038 (ix86_init_mmx_sse_builtins): Updated.
18039 (ix86_expand_builtin): Updated.
18040 (ix86_expand_store_builtin): Removed.
18041 (ix86_expand_unop_builtin): Likewise.
18043 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18044 * config/i386/mmintrin.h (__v2sf): Here.
18046 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18048 (_mm_loadl_pi): Likewise.
18049 (_mm_storeh_pi): Replace __v2si with __v2sf.
18050 (_mm_storel_pi): Likewise.
18052 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18053 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18054 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18055 __builtin_ia32_loadlpd.
18057 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18059 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18060 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18061 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18062 (ix86_init_mmx_sse_builtins): Updated.
18063 (ix86_expand_args_builtin): Likewise.
18064 (ix86_expand_builtin): Likewise.
18065 (ix86_expand_unop1_builtin): Renamed to ...
18066 (ix86_expand_unop_vec_merge_builtin): This.
18068 2008-05-01 Jan Hubicka <jh@suse.cz>
18071 * ipa-inline.c (inline_generate_summary): Make static.
18072 (inline_transform): Do not call inlining at -O0; make static.
18073 * passes.c (execute_todo): Add sanity check.
18074 (execute_one_ipa_transform_pass): Execute proper flags.
18076 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18078 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18079 (DECL_NONADDRESSABLE_P): Likewise.
18080 * alias.c (record_component_aliases): Fix comment.
18082 2008-05-01 Simon Baldwin <simonb@google.com>
18084 * c-common.h (warn_array_subscript_range): New function.
18085 * c-common.c (warn_array_subscript_range): Ditto.
18086 * tree-vrp.c (check_array_ref): Corrected code to agree with
18087 comment, ignoring only arrays of size 0 or size 1.
18088 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18090 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18092 * config/i386/i386.c (ix86_builtin_type): Replace
18093 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18094 (bdesc_args): Updated.
18095 (ix86_init_mmx_sse_builtins): Likewise.
18096 (ix86_expand_args_builtin): Likewise.
18098 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18101 * doc/extend.texi: Correct __builtin_ia32_palignr.
18103 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18106 * config/i386/i386.c (bdesc_crc32): Removed.
18107 (ix86_expand_crc32): Likewise.
18108 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18109 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18110 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18111 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18112 UINT_FTYPE_UINT_UCHAR.
18113 (bdesc_args): Updated. Add crc32 builtins.
18114 (ix86_init_mmx_sse_builtins): Updated.
18115 (ix86_expand_args_builtin): Updated to support subreg.
18117 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18119 2008-05-01 Jan Hubicka <jh@suse.cz>
18121 * tree-pass.h (opt_pass): Add IPA_PASS.
18122 (varpool_node, cgraph_node): Forward declare.
18123 (ipa_opt_pass): Define.
18124 (pass_ipa_inline): Turn into ipa_opt_pass.
18125 (pass_apply_inline): Remove.
18126 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18127 (apply_inline): Turn into ....
18128 (inline_transform): ... this one.
18129 (inline_generate_summary): New function.
18130 (pass_apply_inline): Remove.
18131 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18133 (struct function): Add ipa_transforms_to_apply.
18134 * passes.c (register_one_dump_file): Work on IPA_PASS.
18135 (init_optimization_passes): Remove pass_inline_parameters and
18137 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18138 (execute_one_pass) ... here; apply transforms when possible.
18139 (add_ipa_transform_pass, execute_ipa_summary_asses,
18140 execute_one_ipa_transform_pass): New.
18141 (execute_ipa_pass_list): Update for IPA_PASS type.
18143 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18145 * config/i386/i386.c (ix86_builtin_type): Add
18146 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18147 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18148 (bdesc_args): Add SSE4a builtins.
18149 (ix86_init_mmx_sse_builtins): Updated.
18150 (ix86_expand_args_builtin): Likewise.
18151 (ix86_expand_builtin): Likewise.
18153 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18155 * config/i386/i386.c (ix86_builtin_type): Add
18156 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18157 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18158 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18159 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18160 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18161 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18162 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18163 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18164 and DI_FTYPE_DI_DI_INT.
18165 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18166 (ix86_init_mmx_sse_builtins): Updated.
18167 (ix86_expand_args_builtin): Likewise.
18168 (ix86_expand_builtin): Likewise.
18169 (ix86_expand_binop_imm_builtin): Removed.
18171 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18173 2008-04-30 Richard Guenther <rguenther@suse.de>
18175 PR tree-optimization/32921
18176 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18178 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18180 * config/arm/arm.c (arm_unwind_emit): Use
18181 crtl->all_throwers_are_sibcalls instead of
18182 cfun->all_throwers_are_sibcalls.
18183 (arm_output_fn_unwind): Likewise.
18184 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18185 instead of cfun->uses_pic_offset_table.
18186 (frv_expand_prologue): Likewise.
18187 (frv_frame_pointer_required): Likewise.
18188 (frv_expand_fdpic_call): Likewise.
18189 (frv_emit_movsi): Likewise.
18190 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18191 cfun->returns_pcc_struct instead of
18192 current_function_returns_pcc_struct.
18193 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18194 instead of cfun->calls_eh_return.
18195 (m32c_pushm_popm): Likewise.
18196 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18197 "extern" declaration.
18199 2008-04-30 Richard Guenther <rguenther@suse.de>
18201 PR tree-optimization/21636
18202 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18204 (evaluate_stmt): Print the likely value.
18205 (ccp_visit_stmt): Avoid excessive vertical spacing.
18207 2008-04-30 Rafael Espíndola <espindola@google.com>
18209 * builtins.c (fold_call_expr): Return realret.
18210 * tree-ssa-threadedge.c
18211 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18212 __builtin_object_size.
18214 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18216 * gcc.c (wrapper_string): New variable.
18217 (insert_wrapper): New function.
18218 (execute): New option -wrapper.
18219 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18221 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18223 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18224 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18225 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18227 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18228 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18229 config/rs6000/e500crtres64gprctr.asm,
18230 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18231 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18232 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18233 config/rs6000/e500crtsav64gprctr.asm,
18234 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18235 config/rs6000/e500crtsavg64gprctr.asm: New files.
18236 * config/rs6000/t-ppccomm: Add build rules for new files.
18237 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18238 * config/rs6000/t-netbsd: Add build rules for new files.
18239 (LIB2FUNCS_STATIC_EXTRA): New variable.
18240 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18241 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18242 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18244 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18246 * config/i386/i386.c (ix86_builtin_type): Add
18247 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18248 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18249 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18250 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18251 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18252 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18253 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18254 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18255 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18256 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18257 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18258 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18259 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18260 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18261 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18262 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18263 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18264 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18265 V1DI_FTYPE_V2SI_V2SI.
18266 (bdesc_2arg): Moved to ...
18267 (bdesc_args): Here.
18268 (ix86_init_mmx_sse_builtins): Updated.
18269 (ix86_expand_args_builtin): Updated. Take a pointer
18270 to const struct builtin_description. Handle comparison
18272 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18273 (ix86_expand_builtin): Updated.
18275 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18276 (ssse3_pmaddubsw128): This.
18277 (ssse3_pmaddubswv4hi3): Renamed to ...
18278 (ssse3_pmaddubsw): This.
18280 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18281 (__builtin_ia32_packssdw128): Likewise.
18282 (__builtin_ia32_packuswb128): Likewise.
18283 (__builtin_ia32_pmaddubsw): Likewise.
18284 (__builtin_ia32_pmaddubsw128): Likewise.
18286 2008-04-30 Richard Guenther <rguenther@suse.de>
18288 PR tree-optimization/14847
18289 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18290 (recognize_bits_test): Use it.
18291 (recognize_single_bit_test): Likewise.
18293 2008-04-30 Martin Jambor <mjambor@suse.cz>
18295 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18296 instead of setting number of formal parameters to zero.
18297 (ipcp_init_stage): Do not set the number of actual parameters to zero
18299 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18300 which are called with variable number of arguments.
18301 (ipcp_insert_stage): Explicitely skipping all nodes which are
18302 called with variable number of arguments.
18303 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18304 number of parameters.
18306 * ipa-prop.h (struct ipa_node_params): Added flag
18307 called_with_var_arguments
18308 (ipa_set_param_count): Added. Changed sole setter to use it.
18309 (ipa_get_param_count): Added. All readers of param_count
18310 converted to use it instead.
18311 (ipa_set_called_with_variable_arg): Added.
18312 (ipa_is_called_with_var_arguments): Added.
18313 (ipa_get_ith_param): Added. All readers of param_decls converted
18315 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18317 (ipa_get_cs_argument_count): Added, all readers of argument_count
18319 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18322 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18323 (struct ipcp_lattice): Renamed cval_type to type
18324 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18326 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18327 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18328 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18329 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18330 (build_const_val): Changed the type of parameter cvalue to tree
18331 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18332 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18334 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18337 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18338 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18339 (ipa_add_method): Renamed to ipa_push_func_to_list
18340 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18341 (ipa_callsite_param_count): Removed.
18342 (ipa_callsite_param_count_set): Removed.
18343 (ipa_callsite_param): Removed.
18344 (ipa_callsite_callee): Removed.
18345 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18346 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18347 (ipa_method_formal_count): Removed.
18348 (ipa_method_formal_count_set): Removed.
18349 (ipa_method_get_tree): Removed.
18350 (ipa_method_tree_map_create): Removed.
18351 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18352 (ipa_create_param_decls_array): Creates the array itself
18353 (ipa_create_param_decls_array): Temporary variable info instead of
18354 a few dereferences.
18355 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18356 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18357 (get_type): Removed.
18358 (ipa_jf_get_info_type): Removed.
18359 (ipa_node_create): Renamed to ipa_create_node_params
18360 (ipa_free): Renamed to ipa_free_all_node_params
18361 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18362 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18363 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18364 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18365 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18366 ipa_free_all_edge_args
18367 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18368 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18369 (ipa_create_methodlist_node): Removed.
18370 (ipa_methodlist_method): Removed.
18371 (ipa_methodlist_method_set): Removed.
18372 (ipa_methodlist_next_method): Removed.
18373 (ipa_methodlist_next_method_set): Removed.
18374 (ipa_method_is_modified): Removed.
18375 (ipa_method_modify_create): Removed.
18376 (ipa_method_modify_init): Temporary variable info instead of a few
18378 (ipa_detect_param_modifications): Temporary variable info instead of
18379 a few dereferences.
18380 (ipa_compute_jump_functions): Temporary variable info instead of
18381 a few dereferences.
18382 (ipa_method_modify_set): Removed.
18383 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18384 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18385 than craph_node as the first parameter.
18386 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18387 (ipa_method_modify_init): Removed.
18388 (ipa_compute_jump_functions): Added a temp variable instead of
18389 repeatadly dereferencing the cgraph_edge.aux pointer
18390 (ipa_callsite_param_set_type): Removed.
18391 (ipa_compute_jump_functions): i renamed to index and moved to
18393 (ipa_callsite_param_set_info_type_formal): Removed.
18394 (ipa_callsite_param_set_info_type): Removed.
18395 (ipa_callsite_param_map_create): Removed.
18396 (ipa_callsite_tree): Removed.
18397 (ipa_callsite_caller): Removed.
18398 (ipa_pop_func_from_list): return_method removed to return_func
18400 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18401 prefixed all values with IPA_. Changed all users.
18402 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18403 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18404 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18405 (union parameter_info): Renamed to jump_func_value.
18406 (union jump_func_value): Renamed value to constant
18407 (struct ipa_jump_func): Renamed info_type to value
18408 (struct ipa_node): Renamed to ipa_node_params
18409 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18410 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18411 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18412 (struct ipa_edge): Renamed to ipa_edge_args
18413 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18414 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18415 (struct ipa_methodlist): Renamed to ipa_func_list
18416 (struct ipa_func_list): method_p renamed to node, next_method
18418 (ipa_methodlist_p): Removed, switched all users to struct pointer
18419 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18421 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18423 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18424 (rs6000_emit_epilogue): Use backchain to restore only when we
18425 have a large frame. Make use of frame pointer to restore if we
18426 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18428 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18430 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18431 Add mode to zero_extract.
18432 (sign bit tests peepholes): (Ditto.).
18434 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18436 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18437 Instructions in comments with SSE3.
18438 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18439 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18440 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18441 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18442 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18443 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18444 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18445 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18446 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18447 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18448 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18449 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18450 (bdesc_sse_args): Renamed to ...
18451 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18452 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18453 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18454 IX86_BUILTIN_FABSQ.
18455 (bdesc_1arg): Moved to ...
18456 (bdesc_args): Here.
18457 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18458 Instructions in comments with SSE3.
18459 (ix86_expand_sse_operands_builtin): Renamed to ...
18460 (ix86_expand_args_builtin): This. Updated.
18461 (ix86_expand_unop1_builtin): Update comments.
18462 (ix86_expand_builtin): Updated.
18464 2008-04-29 Richard Guenther <rguenther@suse.de>
18466 PR tree-optimization/36078
18467 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18468 Update virtual SSA form after cleaning up the CFG.
18470 2008-04-29 Richard Guenther <rguenther@suse.de>
18472 PR middle-end/15255
18473 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18475 2008-04-29 Richard Guenther <rguenther@suse.de>
18477 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18478 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18479 (compute_flow_insensitive_aliasing): Do not treat
18480 PTR_IS_REF_ALL pointers special.
18481 (get_smt_for): Likewise.
18482 (may_alias_p): Re-structure.
18483 (is_escape_site): A ref-all pointer conversion is not an escape site.
18484 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18485 PTR_IS_REF_ALL pointers special.
18486 * tree-ssa-structalias.h (struct alias_info): Remove
18487 ref_all_symbol_mem_tag field.
18488 (PTR_IS_REF_ALL): Remove.
18490 2008-04-29 Richard Guenther <rguenther@suse.de>
18492 PR middle-end/36077
18493 * fold-const.c (extract_muldiv_1): In combining division constants
18494 make sure to never overflow.
18496 2008-04-29 Nick Clifton <nickc@redhat.com>
18498 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18500 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18503 * optc-gen.awk: Work around HP-UX/IA awk bug.
18505 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18507 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18510 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18513 * config/i386/i386.md
18514 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18515 Change operand 1 predicate to nonimmediate_operand.
18517 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18520 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18522 * gengtype.c (walk_type, write_func_for_structure): Handle
18524 * doc/gty.texi: Document chain_circular.
18526 2008-04-28 Richard Guenther <rguenther@suse.de>
18528 PR tree-optimization/36066
18529 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18532 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18535 * config/i386/i386.md
18536 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18537 Use match_scratch instead of match_operand for operands 3 and 4.
18539 2008-04-27 Richard Guenther <rguenther@suse.de>
18541 PR tree-optimization/18754
18542 PR tree-optimization/34223
18543 * tree-pass.h (pass_complete_unrolli): Declare.
18544 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18545 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18546 Rewrite loop into loop closed SSA form if it is not already.
18547 (tree_unroll_loops_completely): Re-structure to iterate over
18548 innermost loops with intermediate CFG cleanups.
18549 Unroll outermost loops only if requested or the code does not grow
18551 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18552 loops are available.
18553 (tree_vectorize): Instead do so here.
18554 (tree_complete_unroll): Also unroll outermost loops.
18555 (tree_complete_unroll_inner): New function.
18556 (gate_tree_complete_unroll_inner): Likewise.
18557 (pass_complete_unrolli): New pass.
18558 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18559 uses outside of the loop.
18560 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18561 form if it is available.
18562 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18563 * passes.c (init_optimization_passes): Schedule complete inner
18564 loop unrolling pass before the first CCP pass after final inlining.
18566 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18568 * targhooks.h (default_emutls_var_fields,
18569 default_emutls_var_init): Declare.
18570 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18571 * target.h (struct gcc_target): Add struct emutls member.
18572 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18573 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18574 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18575 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18576 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18577 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18578 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18579 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18580 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18581 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18582 emit debug information.
18583 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18584 * varasm.c: Include targhooks.h.
18585 (emutls_object_section, emutls_tmpl_section): New.
18586 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18587 (EMUTLS_SEPARATOR): New.
18588 (prefix_name): New.
18589 (get_emutls_object_name): New.
18590 (default_emutls_var_fields): New, broken out of ...
18591 (get_emutls_object_type): ... here. Adjust to use target hooks.
18592 (get_emutls_init_templ_addr): Adjust to use target hooks.
18593 (emutls_decl): Adjust to use target hooks.
18594 (emutls_finish): Likewise.
18595 (default_emutls_var_init): New, broken out of ...
18596 (assemble_variable): ... here. Adjust to use target hooks.
18597 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18598 SECCAT_EMUTLS_TMPL.
18599 * c-common.c (handle_section_attribute): Prevent overriding
18600 sections for emulated tls with special sections.
18601 * config/i386/i386.c (x86_64_elf_select_section): Add
18602 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18603 (x86_64_elf_unique_section): Likewise.
18604 * config/vxworks.c: Include tree.h.
18605 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18606 (vxworks_override_options): Set TLS scheme.
18607 * doc/tm.texi (Emulated TLS): New node.
18609 2008-04-26 Simon Baldwin <simonb@google.com>
18612 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18613 with propagated string constants.
18615 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18617 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18618 constraint for operand 2 when operand 0 is memory operand.
18619 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18620 operand 0 is memory operand.
18621 (fix_trunc<mode>_i387_with_temp): Ditto.
18622 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18623 operand 2 when operand 1 is memory operand.
18624 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18625 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18626 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18627 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18628 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18629 operands 2,3 and 4 when operand 1 is memory operand.
18630 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18632 (fistdi2_floor_with_temp): Ditto.
18633 (fist<mode>2_floor_with_temp): Ditto.
18634 (fistdi2_ceil_with_temp): Ditto.
18635 (fist<mode>2_ceil_with_temp): Ditto.
18636 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18638 2008-04-26 David Daney <ddaney@avtrex.com>
18640 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18642 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18643 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18644 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18645 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18646 (compare_and_swap_12): New insn.
18647 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18648 * config/mips/mips.c (mips_force_binary): New function.
18649 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18650 (mips_expand_compare_and_swap_12): New function.
18651 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18653 2008-04-25 Jan Hubicka <jh@suse.cz>
18656 * cfgexpand.c (pass_expand): Turn into RTL pass.
18657 * passes.c (execute_one_pass): Do pass typechecking after execution.
18658 * tree-pass.h (pass_expand): Turn into RTL pass.
18660 * function.h (struct rtl_data): Move here fields
18661 accesses_prior_frames, calls_eh_return, saves_all_registers,
18662 has_nonlocal_goto, has_asm_statement, is_thunk,
18663 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18664 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18665 arg_pointer_save_area_init from struct function; turn into bool.
18666 (struct function): Move
18667 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18668 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18669 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18670 tail_call_emit, arg_pointer_save_area_init
18671 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18672 (current_function_returns_struct, current_function_returns_pcc_struct,
18673 current_function_calls_setjmp, current_function_calls_alloca,
18674 current_function_accesses_prior_frames,
18675 current_function_calls_eh_return, current_function_is_thunk,
18676 current_function_stdarg, current_function_profile,
18677 current_function_limit_stack, current_function_uses_pic_offset_table,
18678 current_function_uses_const_pool, current_function_has_nonlocal_label,
18679 current_function_saves_all_registers,
18680 current_function_has_nonlocal_goto,
18681 current_function_has_asm_statement): Remove accesor macros.
18682 * ra-conflict.c (global_conflicts): Update.
18683 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18684 (suitable_for_tail_call_opt_p): Update.
18685 * builtins.c (expand_builtin_return_addr): Update.
18686 (expand_builtin_setjmp_setup): Update.
18687 (expand_builtin_nonlocal_goto): Update.
18688 * final.c (final_start_function): Update.
18689 (profile_function): Update.
18690 (leaf_function_p): Update.
18691 (only_leaf_regs_used): Update.
18692 * df-scan.c (df_get_exit_block_use_set): Update.
18693 * dojump.c (clear_pending_stack_adjust): Update.
18694 * tree-stdarg.c (gate_optimize_stdarg): Update.
18695 * gimple-low.c (lower_function_body): Update.
18696 * global.c (compute_regsets): Update.
18697 (global_alloc): Update.
18698 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18699 * expr.c (expand_assignment): Update.
18700 * dse.c (dse_step0): Update.
18701 (dse_step1): Update.
18702 * c-decl.c (store_parm_decls): Update.
18703 * local-alloc.c (combine_regs): Update.
18704 (find_free_reg): Update.
18705 * function.c (assign_parms_augmented_arg_list): Update.
18706 (assign_parm_find_data_types): Update.
18707 (assign_parms): Update.
18708 (allocate_struct_function): Update.
18709 (expand_function_start): Update.
18710 (expand_function_end): Update.
18711 (get_arg_pointer_save_area): Update.
18712 (thread_prologue_and_epilogue_insns): Update.
18713 (rest_of_match_asm_constraints): Update.
18714 * stor-layout.c (variable_size): Update.
18715 * gcse.c (gcse_main): Update.
18716 (bypass_jumps): Update.
18717 * gimplify.c (gimplify_function_tree): Update.
18718 * calls.c (emit_call_1): Update.
18719 (expand_call): Update.
18720 * bt-load.c (compute_defs_uses_and_gen): Update.
18721 * except.c (sjlj_assign_call_site_values): Update.
18722 (sjlj_emit_function_enter): Update.
18723 (can_throw_external): Update.
18724 (set_nothrow_function_flags): Update.
18725 (expand_builtin_unwind_init): Update.
18726 (expand_eh_return): Update.
18727 (convert_to_eh_region_ranges): Update.
18728 (output_function_exception_table): Update.
18729 * emit-rtl.c (gen_tmp_stack_mem): Update.
18730 * cfgexpand.c (expand_used_vars): Update.
18731 (tree_expand_cfg): Update.
18732 * cfgcleanup.c (rest_of_handle_jump): Update.
18733 * explow.c (allocate_dynamic_stack_space): Update.
18734 * varasm.c (assemble_start_function): Update.
18735 (force_const_mem): Update.
18736 (mark_constant_pool): Update.
18737 * tree-optimize.c (tree_rest_of_compilation): Update.
18738 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18739 * tree-cfg.c (notice_special_calls): Update.
18740 (is_ctrl_altering_stmt): Update.
18741 (tree_can_make_abnormal_goto): Update.
18742 (tree_purge_dead_abnormal_call_edges): Update.
18743 * config/alpha/predicates.md: Update.
18744 * config/alpha/alpha.c (alpha_sa_mask): Update.
18745 (alpha_sa_size): Update.
18746 (alpha_does_function_need_gp): Update.
18747 (alpha_expand_prologue): Update.
18748 (alpha_start_function): Update.
18749 (alpha_output_function_end_prologue): Update.
18750 (alpha_expand_epilogue): Update.
18751 * config/frv/frv.c (frv_stack_info): Update.
18752 (frv_expand_epilogue): Update.
18753 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18754 (s390_register_info): Update.
18755 (s390_frame_info): Update.
18756 (s390_init_frame_layout): Update.
18757 (s390_can_eliminate): Update.
18758 (save_gprs): Update.
18759 * config/spu/spu.c (spu_split_immediate): Update.
18760 (need_to_save_reg): Update.
18761 (spu_expand_prologue): Update.
18762 (spu_expand_epilogue): Update.
18763 * config/sparc/sparc.md: Update.
18764 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18765 (sparc_tls_got): Update.
18766 (legitimize_pic_address): Update.
18767 (sparc_emit_call_insn): Update.
18768 (sparc_expand_prologue): Update.
18769 (output_return): Update.
18770 (print_operand): Update.
18771 (sparc_function_ok_for_sibcall): Update.
18772 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18773 * config/m32r/m32r.md: Update.
18774 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18775 (m32r_compute_frame_size): Update.
18776 (m32r_expand_prologue): Update.
18777 (m32r_expand_epilogue): Update.
18778 (m32r_legitimize_pic_address): Update.
18779 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18780 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18781 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18782 (gen_push): Update.
18783 (ix86_save_reg): Update.
18784 (ix86_compute_frame_layout): Update.
18785 (ix86_expand_prologue): Update.
18786 (ix86_expand_epilogue): Update.
18787 * config/sh/sh.c (output_stack_adjust): Update.
18788 (calc_live_regs): Update.
18789 (sh5_schedule_saves): Update.
18790 (sh_expand_prologue): Update.
18791 (sh_expand_epilogue): Update.
18792 (sh_setup_incoming_varargs): Update.
18793 (sh_allocate_initial_value): Update.
18794 (sh_get_pr_initial_val): Update.
18795 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18796 * config/sh/sh.md (label:): Update.
18797 * config/avr/avr.c (out_movhi_mr_r): Update.
18798 * config/crx/crx.h (enum): Update.
18799 * config/xtensa/xtensa.h (along): Update.
18800 * config/stormy16/stormy16.c Update.
18801 (xstormy16_compute_stack_layout): Update.
18802 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18803 (fr30_expand_prologue): Update.
18804 * config/cris/cris.c (cris_conditional_register_usage): Update.
18805 (cris_reg_saved_in_regsave_area): Update.
18806 (cris_initial_frame_pointer_offset): Update.
18807 (cris_simple_epilogue): Update.
18808 (cris_expand_prologue): Update.
18809 (cris_expand_epilogue): Update.
18810 (cris_expand_pic_call_address): Update.
18811 (cris_asm_output_symbol_ref): Update.
18812 (cris_asm_output_label_ref): Update.
18813 * config/cris/cris.md Update.
18814 * config/iq2000/iq2000.c (compute_frame_size): Update.
18815 (iq2000_expand_epilogue): Update.
18816 * config/mt/mt.h (save_direction): Update.
18817 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18818 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18819 (ia64_secondary_reload_class): Update.
18820 * config/m68k/m68k.c (m68k_save_reg): Update.
18821 (m68k_expand_prologue): Update.
18822 (m68k_expand_epilogue): Update.
18823 (legitimize_pic_address): Update.
18824 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18825 (first_reg_to_save): Update.
18826 (first_altivec_reg_to_save): Update.
18827 (compute_vrsave_mask): Update.
18828 (compute_save_world_info): Update.
18829 (rs6000_stack_info): Update.
18830 (spe_func_has_64bit_regs_p): Update.
18831 (rs6000_ra_ever_killed): Update.
18832 (rs6000_emit_eh_reg_restore): Update.
18833 (rs6000_emit_allocate_stack): Update.
18834 (rs6000_emit_prologue): Update.
18835 (rs6000_emit_epilogue): Update.
18836 (rs6000_output_function_epilogue): Update.
18837 (output_profile_hook): Update.
18838 (rs6000_elf_declare_function_name): Update.
18839 * config/rs6000/rs6000.h (rs6000_args): Update.
18840 * config/rs6000/rs6000.md: Update.
18841 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18842 * config/arc/arc.c (arc_output_function_epilogue): Update.
18843 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18844 * config/darwin.c (machopic_function_base_name): Update.
18845 * config/score/score3.c (score3_compute_frame_size): Update.
18848 (score3_epilogue): Update.
18849 * config/score/score7.c (score7_compute_frame_size): Update.
18850 (score7_prologue): Update.
18851 (score7_epilogue): Update.
18852 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18853 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18854 * config/arm/arm.c (use_return_insn): Update.
18855 (require_pic_register): Update.
18856 (arm_load_pic_register): Update.
18857 (arm_compute_save_reg0_reg12_mask): Update.
18858 (arm_compute_save_reg_mask): Update.
18859 (thumb1_compute_save_reg_mask): Update.
18860 (output_return_instruction): Update.
18861 (arm_output_function_prologue): Update.
18862 (arm_output_epilogue): Update.
18863 (arm_get_frame_offsets): Update.
18864 (arm_expand_prologue): Update.
18865 (thumb_pushpop): Update.
18866 (thumb_exit): Update.
18867 (thumb1_expand_prologue): Update.
18868 (thumb1_expand_epilogue): Update.
18869 (arm_unwind_emit): Update.
18870 (arm_output_fn_unwind): Update.
18871 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18872 * config/arm/arm.md: Update.
18873 * config/pa/pa.md: Update.
18874 * config/pa/pa.c (legitimize_pic_address): Update.
18875 (compute_frame_size): Update.
18876 (hppa_expand_prologue): Update.
18877 (hppa_expand_epilogue): Update.
18878 (borx_reg_operand): Update.
18879 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18880 (HARD_REGNO_RENAME_OK): Update.
18881 * config/mips/mips.c (mips_global_pointer): Update.
18882 (mips_save_reg_p): Update.
18883 (mips_compute_frame_info): Update.
18884 (mips_frame_pointer_required): Update.
18885 (mips_expand_prologue): Update.
18886 (mips_expand_epilogue): Update.
18887 (mips_can_use_return_insn): Update.
18888 (mips_reorg_process_insns): Update.
18889 * config/v850/v850.c (compute_register_save_size): Update.
18890 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18891 * config/mmix/mmix.c (along): Update.
18892 (mmix_expand_epilogue): Update.
18893 * config/bfin/bfin.c (legitimize_pic_address): Update.
18894 (must_save_p): Update.
18895 (stack_frame_needed_p): Update.
18896 (add_to_reg): Update.
18897 (bfin_expand_prologue): Update.
18898 * stmt.c (expand_asm_operands): Update.
18899 * reload1.c (reload): Update.
18900 (init_elim_table): Update.
18902 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18904 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18906 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18908 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18909 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18910 (mov<mode>): Removed.
18911 (*movv4sf_internal): Likewise.
18912 (*movv2df_internal): Likewise.
18914 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18916 * config.gcc (crx-*-elf): Remove deprecation.
18918 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18920 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18921 __gcc_deregister_frame with atexit.
18922 (deregister_frame_dtor): Remove.
18924 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18925 Nathan Sidwell <nathan@codesourcery.com>
18927 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18929 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18930 (rs6000_isel): Likewise.
18931 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18932 (rs6000_isel): New variable.
18933 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18935 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18938 * c-common.c (handle_vector_size_attribute): Call
18939 lang_hooks.types.reconstruct_complex_type instead of
18940 reconstruct_complex_type.
18941 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18942 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18943 * langhooks.h (struct lang_hooks_for_types): Add
18944 reconstruct_complex_type hook.
18945 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18946 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18948 2008-04-24 Richard Guenther <rguenther@suse.de>
18950 * c-common.h (check_builtin_function_arguments): Declare.
18951 * c-common.c (validate_nargs): New function.
18952 (check_builtin_function_arguments): Likewise.
18953 * c-typeck.c (build_function_call): Call
18954 check_builtin_function_arguments.
18955 * builtins.c (fold_builtin_classify): Remove error reporting code.
18956 (fold_builtin_unordered_cmp): Likewise.
18957 (fold_builtin_1): Likewise.
18958 (fold_builtin_n): Likewise.
18960 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18962 PR tree-optimization/36008
18963 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18964 the original op1, rather than delta by step.
18966 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18967 Sebastian Pop <sebastian.pop@amd.com>
18969 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18970 eliminate_local_variables_stmt, eliminate_local_variables,
18971 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18972 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18973 of code delimited by two edges in the CFG.
18974 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18975 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18976 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18977 the case of parallelisation of reductions.
18978 (expr_invariant_in_region_p): New.
18980 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18981 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18983 2008-04-24 Ira Rosen <irar@il.ibm.com>
18984 Richard Guenther <rguenther@suse.de>
18986 PR tree-optimization/36034
18987 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18988 incapable of dealing with loads with gaps.
18990 2008-04-24 Rafael Espíndola <espindola@google.com>
18992 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18993 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18994 vrp_evaluate_conditional.
18995 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18996 (vrp_evaluate_conditional): Split the cond argument.
18997 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18998 (simplify_stmt_for_jump_threading): Update call to
18999 vrp_evaluate_conditional.
19001 2008-04-24 Ira Rosen <irar@il.ibm.com>
19003 PR tree-optimization/35982
19004 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19005 interleaved data-refs are of the same type.
19007 2008-04-24 Danny Smith <dannysmith@users.net>
19009 * c-format.c (check_format_info_main): Use strncmp rather than a
19010 magic prefix to handle multichar length specs.
19011 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19012 Don't prefix "I64" and "I32" with '\0'.
19014 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19017 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19018 in registers for -m32 only if stdarg_p (fntype).
19020 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19022 PR rtl-optimization/36006
19023 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19024 temp to op0 in order to avoid invalid rtx sharing.
19026 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19028 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19029 check TREE_INVARIANT.
19030 * tree-gimple.c (is_gimple_address): New.
19031 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19032 * tree-gimple.h (is_gimple_address): New.
19033 * tree.h (decl_address_invariant_p): New.
19034 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19035 (build_string): Likewise.
19036 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19037 (tree_invariant_p_1): Likewise.
19038 (save_expr): Use it.
19039 (tree_invariant_p): New.
19040 (skip_simple_arithmetic): Use it.
19041 (stabilize_reference_1): Use it.
19042 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19044 (build1_stat): Drop code to compute TREE_INVARIANT.
19045 (build2_stat): Drop code to compute TREE_INVARIANT.
19046 (build3_stat): Drop code to compute TREE_INVARIANT.
19047 (build4_stat): Drop code to compute TREE_INVARIANT.
19048 (build5_stat): Drop code to compute TREE_INVARIANT.
19049 (build7_stat): Drop code to compute TREE_INVARIANT.
19050 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19051 * tree.h (struct tree_base): Remove invariant_flag.
19052 (TREE_INVARIANT): Remove.
19053 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19054 (fold_builtin_expect): Check TREE_CONSTANT.
19055 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19056 * c-tree.h (c_expr_to_decl): Drop third parameter.
19057 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19058 (build_c_cast): Don't set TREE_INVARIANT.
19059 (pop_init_level): Don't set TREE_INVARIANT.
19060 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19061 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19063 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19064 (gimplify_addr_expr): Adjust comment.
19065 * tree-mudflap.c (mf_build_string):
19066 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19067 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19068 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19069 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19070 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19071 * langhooks.h (struct lang_hooks): Drop third parameter from
19074 2008-04-23 Richard Guenther <rguenther@suse.de>
19076 PR tree-optimization/27799
19077 PR tree-optimization/32921
19078 PR tree-optimization/32624
19079 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19080 SMTs aliases and the tag itself into the solution.
19081 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19082 merge the points-to solution back into the SMT aliases.
19083 (may_alias_p): Use alias_set_subset_of instead of
19084 aliases_conflict_p. A pointer which points to
19085 memory with alias set zero may access any variable.
19087 2008-04-23 Richard Guenther <rguenther@suse.de>
19089 * alias.c (alias_set_subset_of): Correctly handle asking
19090 if zero is a subset of an alias set with zero child.
19091 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19092 (compute_flow_insensitive_aliasing): Correctly walk all
19093 pointers. Do not unnecessarily union sets.
19095 2008-04-23 Richard Guenther <rguenther@suse.de>
19097 PR middle-end/36021
19098 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19100 2008-04-22 Tomas Bily <tbily@suse.cz>
19102 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19104 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19106 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19107 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19108 * tree-inline.c (estimate_num_insns_1): Likewise.
19109 * varasm.c (const_hash_1, compare_constant, copy_constant)
19110 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19111 * emit-rtl.c (component_ref_for_mem_expr)
19112 (set_mem_attributes_minus_bitpos): Likewise.
19113 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19114 (is_aligning_offset): Likewise.
19115 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19116 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19117 * dojump.c (do_jump): Likewise.
19118 * builtins.c (get_pointer_alignment, get_memory_rtx)
19119 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19120 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19122 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19124 PR rtl-optimization/36017
19125 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19126 expanding the library call.
19128 2008-04-22 Ian Lance Taylor <iant@google.com>
19130 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19131 than size_in_bytes.
19133 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19135 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19136 of LR/CTR moves for Power6.
19138 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19140 PR middle-end/36003
19141 * passes.c (init_optimization_passes): Remove
19142 pass_fast_rtl_byte_dce.
19144 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19147 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19148 builtin functions to generate faster code.
19149 (_mm_cvtpu16_ps): Ditto.
19150 (_mm_cvtpi32x2_ps): Ditto.
19152 2008-04-22 Nick Clifton <nickc@redhat.com>
19154 * common.opt (ftree-loop-distribution): Add Optimization
19157 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19158 (frv_expand_builtin_va_start): Likewise.
19160 * config/arm/arm.c (thumb_find_work_register): Fix location of
19161 argument register count.
19163 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19165 Support scheduling for ColdFire V1 and V3 microarchitecture.
19166 Improve scheduling of multiplication instructions.
19168 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19169 (mac): New instruction attribute.
19170 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19171 (m68k_sched_mac): New variable.
19172 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19173 Handle cfv1 and cfv3.
19174 (max_insn_size): New static variable.
19175 (struct _sched_ib): New type.
19176 (sched_ib): New static variable.
19177 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19178 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19179 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19181 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19182 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19183 new variables. Update.
19184 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19185 Add modeling of cfv3 instruction buffer. Update.
19186 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19187 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19188 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19189 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19190 a particular reservation applies to.
19191 (type2): Reorganize attribute values. Rename alu to alu_reg,
19192 alu_l to alu, move_l to omove. Join move to alu. Split mul
19193 to mul_l and mul_w.
19194 (cf_ib_*): Simplify description of instruction buffer.
19195 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19196 (cf_mem): Split into cf_mem1 and cf_mem2.
19197 (cf_v2_move_??): Rename to cfv12_alu_??.
19198 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19199 (cf_v2_mul_??): Remove reservations.
19200 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19201 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19202 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19204 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19205 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19206 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19207 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19208 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19209 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19210 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19211 expansions of the above reservations for instructions of sizes
19214 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19216 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19218 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19220 * coverage.c: Include tree-pass.h.
19221 (coverage_counter_alloc): Print da_file_name to the dump file.
19223 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19225 * sbitmap.c (sbitmap_range_empty_p): New function.
19226 * sbitmap.h (sbitmap_range_empty_p): New function.
19227 * bitmap.h: Now includes obstack.h.
19229 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19230 Kenneth Zadeck <zadeck@naturalbridge.com>
19232 * dbgcnt.def (ra_byte_scan): Added.
19233 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19234 when the last hit happens for a counter.
19235 * timevar.def (TV_DF_BYTE_LR): New variable.
19236 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19237 * passes.c (pass_fast_rtl_byte_dce): New pass.
19238 * fwprop.c (update_df): Added mode to call df_ref_create.
19239 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19240 DF_REF_EXTRACT_OFFSET.
19241 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19242 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19244 (df_ref_extract): Added mode field.
19245 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19246 DF_REF_EXTRACT_OFFSET.
19247 (DF_REF_EXTRACT_MODE): New macro.
19248 (df_byte_lr_bb_info): New structure.
19249 (df_print_byte_regset, df_compute_accessed_bytes,
19250 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19251 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19252 df_byte_lr_simulate_uses,
19253 df_byte_lr_simulate_artificial_refs_at_top,
19254 df_byte_lr_simulate_artificial_refs_at_end,
19255 df_compute_accessed_bytes): New function.
19256 (df_ref_create): Add parameter.
19257 (df_byte_lr_get_bb_info): New inline function.
19258 * df-scan.c (df_ref_record, df_uses_record,
19259 df_ref_create_structure): Added mode parameter.
19260 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19261 df_defs_record, df_uses_record, df_get_conditional_uses,
19262 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19263 df_entry_block_defs_collect, df_exit_block_uses_collect):
19264 Added mode parameter to calls to df_ref_record, df_uses_record,
19265 df_ref_create_structure.
19266 (df_ref_equal_p, df_ref_compare): Added test for modes.
19267 (df_ref_create_structure): Added code to set mode. Renamed
19268 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19269 DF_REF_EXTRACT_OFFSET.
19270 * df-core.c (df_print_byte_regset): New function.
19271 * df-byte-scan.c: New file.
19272 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19273 calls to BITMAP_FREE.
19274 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19275 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19276 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19277 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19278 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19279 df_byte_lr_local_compute, df_byte_lr_init,
19280 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19281 df_byte_lr_transfer_function, df_byte_lr_free,
19282 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19283 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19284 df_byte_lr_simulate_uses,
19285 df_byte_lr_simulate_artificial_refs_at_top,
19286 df_byte_lr_simulate_artificial_refs_at_end): New function.
19287 * dce.c (byte_dce_process_block): New function.
19288 (dce_process_block): au is now passed in rather than computed
19289 locally. Changed loops that look at artificial defs to not look
19290 for conditional or partial ones, because there never are any.
19291 (fast_dce): Now is able to drive byte_dce_process_block or
19292 dce_process_block depending on the kind of dce being done.
19293 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19294 (rest_of_handle_fast_byte_dce): New function.
19295 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19296 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19298 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19301 * gcc.h: Added fortran options that take arguments to
19302 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19305 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19307 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19308 scalarization if on the LHS and not a full access.
19310 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19312 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19314 2008-04-18 Rafael Espíndola <espindola@google.com>
19316 * tree-vrp.c (find_case_label_index): Fix the binary search.
19317 (find_case_label_range): New.
19318 (vrp_visit_switch_stmt): Use find_case_label_range.
19319 (simplify_switch_using_ranges): Use find_case_label_range.
19321 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19323 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19324 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19326 2008-04-18 Tom Tromey <tromey@redhat.com>
19329 * doc/cpp.texi (Implementation-defined behavior): Mention
19332 2008-04-18 Ian Lance Taylor <iant@google.com>
19334 * fold-const.c (pointer_may_wrap_p): New static function.
19335 (fold_comparison): Add another test for pointer overflow. Use
19336 pointer_may_wrap_p to disable some false positives.
19338 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19340 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19341 (fname_as_string): Match updated cpp_interpret_string prototype.
19342 (fix_string_type): Support char16_t* and char32_t*.
19343 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19344 derivative) nodes. Register as builtin if C++0x.
19345 (c_parse_error): Support CPP_CHAR{16,32}.
19346 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19347 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19348 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19349 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19350 CTI_CHAR32_ARRAY_TYPE>: New elements.
19351 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19352 char32_type_node, signed_char32_type_node, char16_array_type_node,
19353 char32_array_type_node): New defines.
19354 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19355 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19356 (lex_string): Support CPP_STRING{16,32}, match updated
19357 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19358 (lex_charconst): Support CPP_CHAR{16,32}.
19359 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19360 and CPP_STRING{16,32}.
19362 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19365 * aclocal.m4: Regenerate.
19366 * configure: Regenerate.
19368 2008-04-18 Jan Hubicka <jh@suse.cz>
19370 * except.c (dw2_size_of_call_site_table,
19371 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19373 * cgraphbuild.c (build_cgraph_edges): Update.
19374 * tree-pass.h: Update comment.
19375 * final.c (leaf_function_p): Update.
19376 (leaf_renumber_regs): Update.
19377 (rest_of_clean_state): Update.
19378 * omp-low.c (expand_omp_parallel): Update.
19379 * ipa-reference.c (analyze_function): Update.
19380 * reorg.c (find_end_label): Update.
19381 (optimize_skip): Update.
19382 (fill_simple_delay_slots): Update.
19383 (fill_simple_delay_slots): Update.
19384 (make_return_insns): Update.
19385 (dbr_schedule): Update.
19386 * gimple-low.c (record_vars_into): Update.
19387 * cfgbuild.c (make_edges): Update.
19388 * function.c (assign_stack_local): Update.
19389 (assign_parm_adjust_stack_rtl): Update.
19390 (locate_and_pad_parm): Update.
19391 (allocate_struct_function): Do not initialize stack_alignment_needed
19392 and preferred_stack_boundary here.
19393 (stack_protect_prologue): Update.
19394 (stack_protect_epilogue): Update.
19395 (expand_function_start): Initialize stack_alignment_needed,
19396 preferred_stack_boundary and max_jumptable_ents.
19397 (expand_function_end): Update.
19398 (free_after_compilation): Do not NULLify epilogue_delay_list.
19399 * function.h (struct rtl_data): Add stack_protect_guard,
19400 stack_alignment_needed,
19401 preferred_stack_boundary, epilogue_delay_list.
19402 (struct function): Remove value_histograms, stack_alignment_needed,
19403 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19405 unexpanded_var_list, stack_protect_guard.
19406 (current_function_epilogue_delay_list): Remove.
19407 * ipa-type-escape.c (analyze_function): Update.
19408 * gimplify.c (pop_gimplify_context): Update comment.
19409 * calls.c (expand_call): Update.
19410 (emit_library_call_value_1): Update.
19411 * except.c (set_nothrow_function_flags): Update.
19412 * cfgexpand.c (get_decl_align_unit): Update.
19413 (create_stack_guard): Update.
19414 (estimated_stack_frame_size): Update.
19415 (expand_used_vars): Update.
19416 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19417 * explow.c (allocate_dynamic_stack_space): Update.
19418 * tree-ssa-live.c (remove_unused_locals): Update.
19419 * varasm.c (mark_constant_pool): Update.
19420 * tree-inline.c (remap_decls): Update.
19421 (initialize_cfun): Update.
19422 (declare_return_variable): Update.
19423 (inline_forbidden_p): Update.
19424 (expand_call_inline): Update.
19425 (declare_inline_vars): Update.
19426 (tree_function_versioning): Update.
19427 * tree-flow.h (value_histograms): New.
19428 (VALUE_HISTOGRAMS): New macro.
19429 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19431 * tree-cfg.c (set_bb_for_stmt): Update.
19432 (replace_by_duplicate_decl): Update.
19433 (move_block_to_fn): Update.
19434 (new_label_mapper): Update.
19435 (dump_function_to_file): Update.
19436 * ipa-struct-reorg.c (build_data_structure): Update.
19437 * cfgrtl.c (print_rtl_with_bb): Update.
19438 * reload1.c (reload): Update.
19440 * config/i386/i386.c (setup_incoming_varargs_64,
19441 ix86_compute_frame_layout): Update.
19442 * config/arc/arc.c (arc_output_function_epilogue): Update.
19444 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19446 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19447 for FreeBSD as well.
19448 * gthr-posix95.h: Likewise.
19450 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19452 PR rtl-optimization/35838
19453 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19454 out the byte offset of the first subreg.
19456 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19458 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19459 to split_ti instead of three separate calls with single member arrays.
19460 (subti3 splitter): Ditto.
19461 (adddi3 splitter): Ditto with split_di.
19462 (subdi3 splitter): Ditto.
19463 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19464 two separate calls with single member arrays. Swap match_dup
19465 operands 1 and 2 to better fit into the array.
19466 (negdi2 splitter): Ditto with split_di.
19467 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19468 two separate calls with single member arrays. Swap match_dup operands
19469 6 and 7 to better fit into the array.
19471 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19473 * config/i386/i386.c (sse_builtin_type): New.
19474 (bdesc_sse_args): Likewise.
19475 (bdesc_sse_3arg): Removed.
19476 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19477 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19478 IX86_BUILTIN_ROUNDPS.
19479 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19480 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19481 IX86_BUILTIN_ROUNDPS.
19482 (ix86_expand_sse_4_operands_builtin): Removed.
19483 (ix86_expand_sse_operands_builtin): New.
19484 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19485 and CODE_FOR_sse4_1_roundps.
19486 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19487 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19489 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19492 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19493 regs before frame pop when needed. If use_backchain_to_restore_sp
19494 then load backchain into a temp reg to restore vr and vrsave. Add
19495 code to restore vr after frame pop if possible.
19497 2008-04-17 Richard Guenther <rguenther@suse.de>
19499 * tree-vn.c (expressions_equal_p): Do not check type
19500 equality or compatibility before calling operand_equal_p.
19501 * fold-const.c (operand_equal_p): Check equivalence of
19502 integer constants before bailing out due to signedness or
19503 precision differences.
19504 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19505 spurious differences in type qualification. Ignore types
19506 for COMPONENT_REFs at all.
19508 2008-04-17 Christian Bruel <christian.bruel@st.com>
19510 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19511 msw_skip comparison.
19513 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19516 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19519 PR tree-optimization/35899
19520 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19521 rather than TREE_OPERAND.
19523 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19526 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19527 temporary registers. Change operand predicate to general_operand.
19528 (remainderxf3): Ditto.
19530 2008-04-16 Richard Guenther <rguenther@suse.de>
19532 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19533 * tree-affine.c (aff_combination_expand): Look through some
19536 2008-04-15 Doug Kwan <dougkwan@google.com>
19538 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19540 * tree-pretty-print.c (dump_generic_node): Ditto.
19541 * final.c (output_addr_const): Ditto.
19542 * dwarf2out.c (output_cfi): Ditto.
19543 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19544 * print-rtl.c (print_rtx): Ditto.
19545 * print-tree.c (print_node_brief, print_node): Ditto.
19546 * c-common.c (match_case_to_enum_1): Ditto.
19547 * sched-vis.c (print_value): Ditto.
19548 * config/i386/i386.c (print_operand): Cast to long unsigned int
19551 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19552 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19553 MS Windows VirtualProtect function.
19555 2008-04-15 Jan Hubicka <jh@suse.cz>
19557 * gengtype.c (write_root): Param_is argument is OK.
19558 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19559 * function.h: Include varray.h
19560 (rtl_eh): New stucture based on except.c one.
19561 (call_site_record): New forward declaration and vector type.
19562 * calls.c (emit_call_1): Do not call
19563 note_current_region_may_contain_throw.
19564 * except.c (eh_status): Remove cur_region, try_region since they are
19566 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19567 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19568 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19569 Remove call_site_data_used, call_site_data_size.
19570 Turn call_site_record into vector in function.h.
19571 (note_current_region_may_contain_throw): Remove.
19572 (get_exception_pointer, get_exception_filter): Do not take struct
19573 function argument; update.
19574 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19575 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19576 build_post_landing_pads, dw2_build_landing_pads,
19577 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19578 sjlj_emit_function_enter, sjlj_emit_function_enter,
19579 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19580 sjlj_build_landing_pads, finish_eh_generation,
19581 remove_exception_handler_label, remove_eh_handler,
19582 maybe_remove_eh_handler, add_reachable_handler,
19583 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19584 add_action_record, collect_one_action_chain, add_call_site,
19585 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19586 sjlj_output_call_site_table, output_function_exception_table,
19587 * except.h (note_current_region_may_contain_throw): Remove
19588 (get_exception_pointer, get_exception_filter): Do not take struct
19590 * Makefile.in (GTFILES): Put varargs before struct function.
19592 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19594 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19595 punt for STRING_CST.
19596 (get_constraint_for): Deal with STRING_CST here instead.
19598 2008-04-15 Richard Guenther <rguenther@suse.de>
19600 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19601 statements in a basic-block with a backward walk. Do not
19602 substitute into dead statements but instead remove those.
19604 2008-04-15 Richard Guenther <rguenther@suse.de>
19606 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19607 to zero, thus disable creation of SFTs.
19609 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19611 * tree-predcom.c (suitable_reference_p): Return false if the
19612 reference can throw.
19614 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19617 * c-decl.c (finish_decl): If extern or static var has variable
19618 size, set TREE_TYPE (decl) to error_mark_node.
19620 2008-04-15 Rafael Espíndola <espindola@google.com>
19622 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19625 2008-04-15 Richard Guenther <rguenther@suse.de>
19627 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19628 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19629 (visit_reference_op_load): Do walk vuse-vdef chains on
19630 vn_reference_lookup.
19631 (visit_reference_op_store): But do not here.
19632 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19633 vn_reference_lookup.
19634 (vn_lookup_with_vuses): But do so here.
19636 2008-04-14 Ian Lance Taylor <iant@google.com>
19638 * fold-const.c (fold_overflow_warning): Remove assertion.
19640 2008-04-15 Ben Elliston <bje@au.ibm.com>
19642 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19643 temp1 local variables.
19645 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19648 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19649 ".text.unlikely" section as executable.
19651 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19653 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19654 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19655 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19656 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19657 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19658 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19659 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19661 2008-04-14 Ian Lance Taylor <iant@google.com>
19663 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19664 * fold-const.c (fold_comparison): If appropriate, test
19665 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19666 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19667 reassociating a pointer type.
19668 * doc/invoke.texi (Optimize Options): Document that
19669 -fstrict-overflow applies to pointer wraparound.
19671 2008-04-13 Jan Hubicka <jh@suse.cz>
19673 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19675 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19677 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19678 we are going to "save the world".
19680 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19682 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19683 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19684 operand 0 constraint, not "=".
19686 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19688 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19690 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19692 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19693 of size of positions_needed * CHAR_BIT.
19695 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19697 PR middle-end/35897
19698 * dse.c (store_info): Change positions_needed to unsigned
19700 (lowpart_bitmask): New.
19701 (record_store): Cast to unsigned HOST_WIDE_INT for
19702 positions_needed. Assert width <= size of positions_needed *
19703 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19704 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19705 lowpart_bitmask to set mask.
19707 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19709 * config/bfin/constraints.md: New file.
19710 * config/bfin/bfin.md: Include it.
19711 (adddi3): Use satisfies_constraint functions instead of the old macros.
19712 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19713 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19714 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19715 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19716 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19717 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19718 EXTRA_CONSTRAINT): Delete.
19719 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19720 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19722 * config/bfin/bfin.c: Include "tm-constrs.h".
19723 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19724 Use satisfies_constraint functions instead of the old macros.
19725 * doc/md.texi (Blackfin Constraints): Update file name reference.
19727 2008-04-11 Richard Guenther <rguenther@suse.de>
19729 PR tree-optimization/35869
19730 * tree-vrp.c (execute_vrp): Move switch statement update after
19731 jump threading. Schedule another cfg cleanup run.
19733 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19736 * attribs.c (decl_attributes): Return early on errorneous node.
19738 2008-04-10 Oleg Ryjkov <olegr@google.com>
19740 * tree.h (struct tree_base): Added a new flag default_def_flag.
19741 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19743 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19745 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19747 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19750 * pa.md: Define mode iterator P. Define mode attribute dwc.
19751 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19752 (icacheflush): Likewise.
19753 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19754 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19756 2008-04-11 Ben Elliston <bje@au.ibm.com>
19758 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19760 2008-04-10 Rafael Espíndola <espindola@google.com>
19762 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19763 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19764 (extract_range_from_expr): The same.
19766 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19768 * config/mips/mips.md (GPR2): New mode iterator.
19769 (seq): Add comment.
19770 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19771 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19772 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19773 Rewrite these to take two modes, the mode of comparison and the
19774 mode of the destination.
19775 * config/mips/mips.c (mips_expand_scc): Instead of having
19776 paradoxical subreg as destination, expand "narrowing" scc if mode
19777 of comparison is SI and target is requested in DI mode.
19778 (mips_emit_int_order_test): Update comment. Make mode of
19779 comparison match CMP0 rather than TARGET. When creating inverse
19780 target use mode of TARGET.
19782 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19784 * gcov-dump.c (tag_summary): Only print summaries for the first
19785 GCOV_COUNTERS_SUMMABLE counters.
19787 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19789 * config/i386/i386.md (absneg): New code iterator.
19790 (absnegprefix): New code attribute.
19791 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19792 patterns using absneg code iterator.
19793 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19794 using absneg code iterator.
19795 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19796 *neg<mode>2 patterns using absneg code iterator.
19797 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19798 *negextendsfdf2 patterns using absneg code iterator.
19799 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19800 *negextendsfxf2 patterns using absneg code iterator.
19801 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19802 *negextendsfdf2 patterns using absneg code iterator.
19803 * config/i386/sse.md (<code><mode>2): Macroize expander from
19804 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19806 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19808 * config/s390/s390.h: Remove the remains of the recent search
19809 & replace action of current_function_outgoing_args_size.
19811 2008-04-10 Ira Rosen <irar@il.ibm.com>
19813 PR tree-optimization/35821
19814 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19815 NEW_STMT_LIST is not NULL.
19817 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19820 * toplev.c (process_options): Remove -ffunction-sections debugging
19823 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19825 PR middle-end/PR28690
19826 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19827 than gen_rtx_fmt_ee to perform more canonicalizations.
19829 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19832 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19834 2008-04-09 Richard Guenther <rguenther@suse.de>
19836 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19837 (dump_function_to_file): Dump function arguments with types.
19839 2008-04-08 Richard Guenther <rguenther@suse.de>
19841 * fold-const.c (fold_widened_comparison): Do not allow
19842 sign-changes that change the result.
19844 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19847 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19848 kinds of indirect references.
19850 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19852 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19853 GNU Fortran language string.
19855 2008-04-08 Rafael Espíndola <espindola@google.com>
19857 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19858 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19859 * tree.h (tree_call_nonnegative_warnv_p): New.
19861 2008-04-08 Jan Hubicka <jh@suse.cz>
19863 * function.c (free_after_compilation): Clear out regno_reg_rtx
19866 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19869 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19871 PR middle-end/PR28690
19872 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19873 same precedence as REG_POINTER and MEM_POINTER operands.
19875 2008-04-08 Richard Guenther <rguenther@suse.de>
19877 PR middle-end/35834
19878 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19879 for adding index to base.
19881 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19883 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19884 (MINGW_ENABLE_EXECUTE_STACK): New.
19885 (IN_LIBGCC2): For libgcc include windows.h file for
19886 function declarations.
19888 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19890 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19891 and tem2 if tem1 is not a REG or MULT.
19893 2008-04-08 Jan Hubicka <jh@suse.cz>
19895 * function.h (incomming_args): Break out of struct function.
19896 (function_subsections): Break out of struct function.
19897 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19898 return_rtx and hard_reg_initial_vals from struct function.
19899 Kill inl_max_label_num.
19900 (current_function_pops_args, current_function_args_info,
19901 current_function_args_size, current_function_args_size,
19902 current_function_pretend_args_size,
19903 current_function_outgoing_args_size,
19904 current_function_internal_arg_pointer, current_function_return_rtx):
19905 Kill compatibility accestor macros.
19906 * builtins.c (expand_builtin_apply_args_1): Update.
19907 (expand_builtin_next_arg): Update.
19908 * df-scan.c (df_get_call_refs): Update.
19909 * dbxout.c (dbxout_function_end): Update.
19910 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19911 (output_line_info): Update.
19912 (secname_for_decl): Update.
19913 (dwarf2out_var_location): Update.
19914 * function.c (free_after_compilation): Update.
19915 (assign_parm_find_stack_rtl): Update.
19916 (assign_parms): Update.
19917 (expand_dummy_function_end): Update.
19918 (expand_function_end): Update.
19919 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19920 (expand_call): Update.
19921 (emit_library_call_value_1): Update.
19922 (store_one_arg): Update.
19923 * varasm.c (initialize_cold_section_name): Update.
19924 (unlikely_text_section): Update.
19925 (unlikely_text_section_p): Update.
19926 (assemble_start_function): Update.
19927 (assemble_end_function): Update.
19928 (default_section_type_flags): Update.
19929 (switch_to_section): Update.
19930 * integrate.c (set_decl_abstract_flags): Update.
19931 (get_hard_reg_initial_val): Update.
19932 (has_hard_reg_initial_val): Update.
19933 (allocate_initial_values): Update.
19934 * resource.c (init_resource_info): Update.
19935 * config/alpha/alpha.c (NUM_ARGS): Update.
19936 (direct_return): Update.
19937 (alpha_va_start): Update.
19938 (alpha_sa_size): Update.
19939 (alpha_initial_elimination_offset): Update.
19940 (alpha_expand_prologue): Update.
19941 (alpha_start_function): Update.
19942 (alpha_expand_epilogue): Update.
19943 (unicosmk_initial_elimination_offset):
19944 * config/alpha/alpha.md (call expander): Update.
19945 * config/s390/s390.c (s390_register_info): Update.
19946 (s390_register_info): Update.
19947 (s390_frame_info): Update.
19948 (s390_initial_elimination_offset): Update.
19949 (s390_build_builtin_va_list): Update.
19950 (s390_va_start): Update.
19951 * config/spu/spu.c (direct_return): Update.
19952 (spu_expand_prologue): Update.
19953 (spu_initial_elimination_offset): Update.
19954 (spu_build_builtin_va_list): Update.
19955 (spu_va_start): Update.
19956 * config/sparc/sparc.c (sparc_init_modes): Update.
19957 (sparc_compute_frame_size): Update.
19958 (function_value): Update.
19959 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19960 * config/i386/i386.md (return expander): Update.
19961 * config/i386/i386.c (ix86_va_start): Update.
19962 (ix86_can_use_return_insn_p): Update.
19963 (ix86_compute_frame_layout): Update.
19964 (ix86_expand_epilogue): Update.
19965 * config/sh/sh.c (output_stack_adjust): Update.
19966 (calc_live_regs): Update.
19967 (sh_expand_prologue): Update.
19968 (sh_builtin_saveregs): Update.
19969 (sh_va_start): Update.
19970 (initial_elimination_offset): Update.
19971 (sh_allocate_initial_value): Update.
19972 (sh_function_ok_for_sibcall): Update.
19973 (sh_get_pr_initial_val): Update.
19974 * config/sh/sh.md (return expander): Update.
19975 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19976 * config/crx/crx.c (crx_compute_frame): UPdate.
19977 (crx_initial_elimination_offset): UPdate.
19978 * config/xtensa/xtensa.c (compute_frame_size): Update
19979 (xtensa_builtin_saveregs): Update.
19980 (xtensa_va_start): Update.
19981 (order_regs_for_local_alloc): Update.
19982 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19983 (xstormy16_expand_builtin_va_start): Update.
19984 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19985 * config/m68hc11/m68hc11.md (return expanders): Update.
19986 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19987 (expand_epilogue): Update.
19988 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19989 (cris_simple_epilogue): Update.
19990 (cris_expand_prologue): Update.
19991 (cris_expand_epilogue): Update.
19992 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19993 (compute_frame_size): Update.
19994 * config/mt/mt.c (mt_compute_frame_size): Update.
19995 * config/mn10300/mn10300.c (expand_prologue): Update.
19996 (expand_epilogue): Update.
19997 (initial_offset): Update.
19998 (mn10300_builtin_saveregs):
19999 * config/mn10300/mn10300.md (return expander): Update.
20000 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20001 (ia64_initial_elimination_offset): Update.
20002 (ia64_initial_elimination_offset): Update.
20003 (ia64_expand_prologue): Update.
20004 * config/m68k/m68k.md (return expander): Update.
20005 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20006 (rs6000_stack_info): Update.
20007 * config/mcore/mcore.c (layout_mcore_frame): Update.
20008 (mcore_expand_prolog): Update.
20009 * config/arc/arc.c (arc_compute_frame_size): Update.
20010 * config/score/score3.c (score3_compute_frame_size): Update.
20011 * config/score/score7.c (score7_compute_frame_size): Update.
20012 * config/arm/arm.c (use_return_insn): Update.
20013 (thumb_find_work_register): Update.
20014 (arm_compute_save_reg_mask): Update.
20015 (arm_output_function_prologue): Update.
20016 (arm_output_epilogue): Update.
20017 (arm_size_return_regs): Update.
20018 (arm_get_frame_offsets): Update.
20019 (arm_expand_prologue): Update.
20020 (thumb_exit): Update.
20021 (thumb_unexpanded_epilogue): Update.
20022 (thumb1_output_function_prologue): Update.
20023 * config/pa/pa.md (return expander): Update.
20024 * config/pa/pa.c (compute_frame_size): Update.
20025 (hppa_builtin_saveregs): Update.
20026 * config/mips/mips.c (mips_va_start): Update.
20027 (mips16_build_function_stub): Update.
20028 (mips_compute_frame_info): Update.
20029 (mips_restore_gp): Update.
20030 (mips_output_function_prologue): Update.
20031 (mips_expand_prologue): Update.
20032 * config/v850/v850.c (compute_frame_size): Update.
20033 (expand_prologue): * config/mmix/mmix.c (along): update.
20034 (mmix_initial_elimination_offset): update.
20035 (mmix_reorg): update.
20036 (mmix_use_simple_return): update.
20037 (mmix_expand_prologue): update.
20038 (mmix_expand_epilogue): Update.
20039 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20040 (emit_link_insn): Update.
20042 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20044 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20045 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20047 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20050 2008-04-07 Jan Hubicka <jh@suse.cz>
20052 * function.h (rtl): Rename to x_rtl.
20053 (crtl): New define.
20054 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20055 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20056 used_temp_slots avail_temp_slots, temp_slot_level,
20057 nonlocal_goto_handler_labels): Update accesstors.
20058 (rtl): New global variable.
20059 (struct function): Move some fileds to rtl_data.
20060 (get_arg_pointer_save_area): Update prototype.
20061 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20062 get_arg_pointer_save_area.
20063 * expr.c (init_expr): Update
20064 * function.c (get_frame_size): Update
20065 (assign_stack_local): Update
20066 (expand_function_end): Update.
20067 (get_art_pointer_save_area): Update
20069 * emit-rtl.c (rtl): Declare.
20070 (regno_reg_rtx): Declare.
20071 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20073 (gen_reg_rtx): Update.
20074 * varasm.c (n_deferred_constatns): Update accestor.
20075 (init_varasm_status): Do not allocate varasm_status.
20076 (force_const_mem, get_pool_size, output_constant_pool): Update.
20077 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20078 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20079 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20080 * sparc/sparc.h (INIT_EXPANDERS): Update.
20081 * ia64/ia64.h (INIT_EXPANDERS): Update.
20083 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20085 * reload.c (push_secondary_reload): Add missing break to for loop.
20087 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20089 PR middle-end/PR28690
20090 * rtlanal.c: Update copyright years.
20091 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20092 as REG_POINTER and MEM_POINTER operands.
20093 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20094 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20095 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20096 * gcse.c: Update copyright years.
20097 (pre_delete): Call gen_reg_rtx_and_attrs.
20098 (hoist_code): Likewise.
20099 (build_store_vectors): Likewise.
20100 (delete_store): Likewise.
20101 * loop-invariant.c (move_invariant_reg): Likewise.
20102 Update copyright years.
20104 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20106 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20107 control string instead of quoted.
20109 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20111 * doc/rtl.texi: Rewrite of subreg section.
20113 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20116 * config/i386/i386.c (legitimize_pic_address): Add treating
20117 of dllimport SYM_REF's.
20118 (legitimize_dllimport_symbol): Add prototype.
20120 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20122 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20123 reference in constructor with non self-referential type.
20125 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20127 Removal of Return with Depressed Stack Pointer support
20128 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20129 (ECF_SP_DEPRESSED): Likewise.
20130 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20131 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20132 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20133 (expand_call): Do not test ECF_SP_DEPRESSED.
20134 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20135 * function.c (keep_stack_depressed): Delete.
20136 (handle_epilogue_set): Likewise.
20137 (update_epilogue_consts): Likewise.
20138 (emit_equiv_load): Likewise.
20139 (thread_prologue_and_epilogue_insns): Remove support for Return with
20140 Depressed Stack Pointer.
20141 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20143 2008-04-06 Richard Guenther <rguenther@suse.de>
20145 PR tree-optimization/35400
20146 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20147 information from SSA_NAMEs.
20149 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20151 * config/avr/avr.h (avr_mega_p): Remove declaration.
20152 (AVR_MEGA): Remove macro.
20153 * config/avr/avr.c (avr_mega_p): Remove variable.
20154 (avr_override_options): Remove inicializion of avr_mega_p.
20155 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20156 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20157 (avr_jump_mode): (Ditto.).
20158 (avr_output_progmem_section_asm_op): (Ditto.).
20159 (avr_asm_init_sections): (Ditto.).
20160 (avr_asm_init_sections): (Ditto.).
20161 (avr_rtx_costs): (Ditto.).
20162 * config/avr/avr.md: (Ditto.).
20163 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20166 2008-04-06 Richard Guenther <rguenther@suse.de>
20168 PR tree-optimization/35842
20169 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20170 is_gimple_invariant_address.
20172 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20174 * gcc.c (default_compilers): Sync Fortran extensions list with
20175 that in fortran/lang-specs.h.
20176 * doc/invoke.texi: Likewise.
20177 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20178 * dwarf2out.c (gen_compile_unit_die): Likewise.
20180 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20182 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20184 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20187 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20188 attribute is used for nested functions.
20190 2008-04-05 Jan Hubicka <jh@suse.cz>
20192 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20194 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20196 (dump_files): Update.
20197 (enable_rtl_dump_file): Do not accept letter argument.
20198 * tree-pass.h (dump_file_info): Remove letter argument.
20199 * toplev.c (decode_d_option): Update -da handling.
20200 * toplev.h (enable_rtl_dump_file): Update prototype.
20201 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20202 it out based on pass type.
20203 (register_dump_files_1): Likewise.
20204 (init_optimization_passes): Update register_one_dump_file calls.
20205 (execute_one_pass): Sanity check that IPA passes are called at IPA
20206 level and RTL passes at RTL level.
20207 (execute_pass_list): IPA pass can not be after or subpass of
20209 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20210 disallov RTL subpasses of IPA subpasses.
20212 2008-04-05 Ben Elliston <bje@au.ibm.com>
20214 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20215 builtins that return exactly once and do not throw. Cache call to
20218 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20220 PR rtl-optimization/34916
20221 PR middle-end/35519
20222 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20223 between instruction pairs.
20225 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20227 * doc/invoke.texi: Document -mbitops for SH.
20228 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20229 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20230 * config/sh/sh.c (print_operand): Add %t operand code.
20231 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20232 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20233 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20234 (extendqihi2): Likewise.
20235 (movqi_i): Likewise.
20236 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20237 (extv): Use bld instruction for SH2A if possible.
20239 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20240 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20241 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20242 (bset.b, bclr.b): Define peepholes.
20243 * config/sh/sh.opt (mbitops): New option.
20245 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20248 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20249 and view convert expression.
20251 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20254 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20256 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20258 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20260 * config/i386/cpuid.h (bit_AES): New.
20261 (bit_PCLMUL): Likewise.
20263 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20264 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20265 SSE2 if AES or PCLMUL is enabled.
20266 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20267 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20268 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20269 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20270 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20271 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20272 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20273 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20274 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20275 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20276 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20277 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20278 __builtin_ia32_aeskeygenassist128 and
20279 __builtin_ia32_pclmulqdq128.
20280 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20281 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20282 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20284 * config/i386/i386.h (TARGET_AES): New.
20285 (TARGET_PCLMUL): Likewise.
20286 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20288 * config/i386/i386.md (UNSPEC_AESENC): New.
20289 (UNSPEC_AESENCLAST): Likewise.
20290 (UNSPEC_AESDEC): Likewise.
20291 (UNSPEC_AESDECLAST): Likewise.
20292 (UNSPEC_AESIMC): Likewise.
20293 (UNSPEC_AESKEYGENASSIST): Likewise.
20294 (UNSPEC_PCLMUL): Likewise.
20296 * config/i386/i386.opt (maes): New.
20297 (mpclmul): Likewise.
20299 * config/i386/sse.md (aesenc): New pattern.
20300 (aesenclast): Likewise.
20301 (aesdec): Likewise.
20302 (aesdeclast): Likewise.
20303 (aesimc): Likewise.
20304 (aeskeygenassist): Likewise.
20305 (pclmulqdq): Likewise.
20307 * config/i386/wmmintrin.h: New.
20309 * doc/extend.texi: Document AES and PCLMUL built-in function.
20311 * doc/invoke.texi: Document -maes and -mpclmul.
20313 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20315 * function.c (free_after_parsing): Replace with
20316 cxx_push_function_context from C++ front-end.
20317 (allocate_struct_function): Don't call langhook.
20318 * langhooks.h (struct lang_hooks_for_functions): Delete.
20319 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20321 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20322 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20323 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20324 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20325 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20326 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20327 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20329 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20330 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20332 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20335 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20338 2008-04-04 Richard Guenther <rguenther@suse.de>
20340 PR middle-end/35823
20341 * fold-const.c (optimize_minmax_comparison): Use the correct
20342 type for the constant in the simplified comparison.
20344 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20346 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20347 Pass L2 size as "--param l2-cache-size" to the compiler.
20348 (decode_l2_cache): New function to decode L2 cache parameters using
20349 0x8000006 extended cpuid function.
20350 (detect_caches_amd): Determine parameters of L2 cache using
20351 decode_l2_caches function.
20352 (decode_caches_intel): Decode L2 cache parameters.
20353 (detect_caches_intel): Determine L2 cache parameters using
20354 decode_caches_intel and decode_l2_caches functions.
20356 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20358 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20359 secondary input reload for subword loads from the constant pool.
20361 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20364 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20365 constants of the appropriate size for runtime calculations.
20368 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20369 decimal-float literal constant zero.
20371 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20374 * c-parser.c (c_parser_omp_atomic): Call
20375 default_function_array_conversion on the RHS.
20377 PR middle-end/35818
20378 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20379 call is_variable_sized if decl has incomplete type.
20381 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20383 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20385 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20387 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20389 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20390 (sgt<u>): Merge sgt and sgtu into new expander.
20391 (sgt, sgtu): Remove expanders.
20392 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20393 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20394 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20395 *sgtu_<mode>_mips16 into new pattern.
20396 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20397 (sge<u>): Merge sge and sgeu into new expander.
20398 (sge, sgeu): Remove expanders.
20399 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20401 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20402 (slt<u>): Merge slt and sltu into new expander.
20403 (slt, sltu): Remove expanders.
20404 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20405 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20406 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20407 *sltu_<mode>_mips16 into new pattern.
20408 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20409 (sle<u>): Merge sle and sleu into new expander.
20410 (sle, sleu): Remove expanders.
20411 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20412 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20413 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20414 *sleu_<mode>_mips16 into new pattern.
20415 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20417 2008-04-03 Jan Hubicka <jh@suse.cz>
20419 PR tree-optimization/35795
20420 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20421 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20422 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20423 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20424 * score/score3.c (score3_output_mi_thunk): Likewise.
20425 * score/score7.c (score7_output_mi_thunk): Likewise.
20426 * mips/mips.c (mips_output_mi_thunk): Likewise.
20428 2008-04-03 Richard Guenther <rguenther@suse.de>
20430 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20431 conversions. Simplify code.
20433 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20435 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20437 2008-04-03 Tom Tromey <tromey@redhat.com>
20438 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20440 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20441 * config/bfin/t-bfin-linux (generated_files): Add
20442 linux-sysroot-suffix.h.
20443 * doc/install.texi (Prerequisites): Require make 3.80.
20444 * doc/sourcebuild.texi (Front End Directory): Document new
20446 * Makefile.in (generated_files): New variable.
20447 (ALL_HOST_OBJS): New variable.
20448 ($(ALL_HOST_OBJS)): New target.
20450 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20452 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20453 (remap_block): Call id->transform_lang_insert_block instead
20455 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20456 Set id.transform_lang_insert_block to NULL.
20457 (clone_body): Move to cp/optimize.c
20458 * tree-inline.h (struct copy_body_data): Change
20459 transform_lang_insert_block to function pointer.
20460 (copy_generic_body, copy_decl_no_change): Export.
20461 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20462 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20463 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20465 * c-tree.h (insert_block): Kill.
20466 * c-decl.c (insert_block): Kill.
20468 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20470 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20471 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20472 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20474 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20475 argument, call {push,pop}_function_context from here.
20476 * c-parser.c: Use c_{push,pop}_function_context.
20478 * function.c (push_function_context_to): Move meat ...
20479 (push_function_context): ... here. Simplify.
20480 * function.c (pop_function_context_from): Move meat ...
20481 (pop_function_context): ... here. Simplify.
20482 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20484 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20485 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20486 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20487 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20489 2008-04-03 Ben Elliston <bje@au.ibm.com>
20491 * expmed.c (extract_force_align_mem_bit_field): Remove.
20493 2008-04-03 Richard Guenther <rguenther@suse.de>
20495 PR middle-end/35800
20496 * expr.h (try_casesi): Adjust prototype.
20497 * expr.c (try_casesi): Take fallback label as extra parameter.
20498 Use that for gen_casesi if default_label is NULL.
20499 * stmt.c (expand_case): Pass fallback label to try_casesi,
20500 make sure to fill gaps with a fallback label if default_label
20503 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20506 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20508 2008-04-03 Ben Elliston <bje@au.ibm.com>
20510 * expmed.c (extract_split_bit_field): Remove if (0) code.
20511 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20512 (do_ds_constraint): Likewise.
20514 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20516 * doc/cppopts.texi (-dU): Document.
20517 * c-common.h (flag_dump_macros): Update comment.
20518 * c-opts.c (handle_OPT_d): Handle -dU.
20519 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20520 dump_queued_macros, cb_used_define, cb_used_undef): New.
20521 (init_pp_output): Handle -dU.
20522 (cb_line_change): Call dump_queued_macros.
20523 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20525 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20527 * config/avr/predicates.md (io_address_operand): New predicate.
20528 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20529 * config/avr/avr.c (avr_io_address_p): Remove function.
20530 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20531 'avr_io_address_p' function.
20532 (out_movhi_r_mr): (Ditto.).
20533 (out_movqi_mr_r): (Ditto.).
20534 (out_movhi_mr_r): (Ditto.).
20535 (avr_address_cost): (Ditto.).
20537 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20539 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20540 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20541 in 32bit mode when XMM registers are available to avoid store
20543 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20544 corresponding post-reload splitters.
20546 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20548 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20549 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20550 __builtin_ia32_roundss.
20551 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20552 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20553 __builtin_ia32_roundss.
20554 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20555 IX86_BUILTIN_SHUFPD here.
20557 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20559 * config/i386/i386.md (plogic): New.
20560 (plogicprefix): Likewise.
20562 * config/i386/mmx.md (mmx_<code><mode>3): New.
20563 (mmx_and<mode>3): Removed.
20564 (mmx_ior<mode>3): Likewise.
20565 (mmx_xor<mode>3): Likewise.
20567 * config/i386/sse.md (<code><mode>3): New.
20568 (*<code><mode>3): Likewise.
20569 (*<code><mode>3): Likewise.
20570 (<code><mode>3): Likewise.
20571 (*sse_<code><mode>3): Likewise.
20572 (*sse2_<code><mode>3): Likewise.
20573 (<code>tf3): Likewise.
20574 (*<code>tf3): Likewise.
20575 (and<mode>3): Likewise.
20576 (*and<mode>3): Likewise.
20577 (ior<mode>3): Removed.
20578 (*ior<mode>3): Likewise.
20579 (xor<mode>3): Likewise.
20580 (*xor<mode>3): Likewise.
20581 (*and<mode>3): Likewise.
20582 (*ior<mode>3): Likewise.
20583 (*xor<mode>3): Likewise.
20584 (and<mode>3): Likewise.
20585 (*sse_and<mode>3): Likewise.
20586 (*sse2_and<mode>3): Likewise.
20587 (andtf3): Likewise.
20588 (*andtf3): Likewise.
20589 (ior<mode>3): Likewise.
20590 (*sse_ior<mode>3): Likewise.
20591 (*sse2_ior<mode>3): Likewise.
20592 (iortf3): Likewise.
20593 (*iortf3): Likewise.
20594 (xor<mode>3): Likewise.
20595 (*sse_xor<mode>3): Likewise.
20596 (*sse2_xor<mode>3): Likewise.
20597 (xortf3): Likewise.
20598 (*xortf3): Likewise.
20600 2008-04-02 Richard Guenther <rguenther@suse.de>
20602 PR tree-optimization/14495
20603 PR tree-optimization/34793
20604 * tree-vrp.c (struct switch_update): New structure.
20605 (to_remove_edges, to_update_switch_stmts): New VECs.
20606 (simplify_switch_using_ranges): New function. Remove not taken
20607 case labels and edges.
20608 (simplify_stmt_using_ranges): Call it.
20609 (identify_jump_threads): Mark edges we have queued for removal
20610 so we don't thread them.
20611 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20613 * tree-cfg.c (group_case_labels): Deal with missing default label.
20614 (tree_verify_flow_info): Allow missing default label.
20615 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20616 (emit_case_nodes): Likewise.
20617 (expand_case): Do not rely on the default label to be present.
20618 * expr.c (try_casesi): Deal with NULL default_label.
20619 (do_tablejump): Likewise.
20621 2008-04-02 Richard Guenther <rguenther@suse.de>
20623 PR tree-optimization/14495
20624 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20625 SWITCH_EXPR here ...
20626 (vrp_visit_switch_stmt): ... but here (new function).
20627 (find_case_label_index): New helper function.
20628 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20630 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20632 * fwprop.c: Fix ISO-C99ism.
20634 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20637 * Makefile.in (objdir): Set it here.
20638 * configure.ac: Not here. Find dynamic linker characteristics.
20639 * exec-tool.in: Use them.
20640 * aclocal.m4: Regenerate.
20641 * configure: Regenerate.
20643 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20645 * expr.c (expand_var): Delete it.
20646 * expr.h (expand_var): Delete prototype.
20647 * function.c (expand_function_start): Use expand_decl instead.
20648 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20651 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20653 PR rtl-optimization/35542
20654 * fwprop.c (forward_propagate_and_simplify): Replace
20655 loc_reg_mentioned_in_p with reg_mentioned_p.
20657 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20659 PR rtl-optimization/35281
20660 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20661 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20662 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20663 (varying_mem_p): Move above propagate_rtx.
20664 (all_uses_available_at): Do not check MEMs.
20666 2008-04-02 Rafael Espíndola <espindola@google.com>
20668 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20669 (register_edge_assert_for_2): Split the cond argument.
20670 (register_edge_assert_for_1): Adjust for the change in
20671 register_edge_assert_for_2.
20672 (register_edge_assert_for): Split the cond argument.
20673 (find_switch_asserts): Adjust for the change in
20674 register_edge_assert_for.
20676 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20678 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20679 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20680 offsets for 64-bit mingw.
20681 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20682 abi for x86_64-pc-mingw.
20684 2008-04-02 Richard Guenther <rguenther@suse.de>
20686 * tree-vrp.c (extract_range_from_assert): Make sure to not
20687 produce range min/max with TREE_OVERFOW set.
20688 If merging a anti-range and a range keep the anti-range if
20689 the range covers all values of the type.
20690 (register_edge_assert_for_2): Only allow sign-changing
20691 conversions in detecting canonical range checks. Also
20692 register an assert for the unsigned name if useful.
20694 PR tree-optimization/35787
20695 * tree-vrp.c (vrp_val_max): New function.
20696 (vrp_val_min): Likewise.
20697 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20698 (vrp_val_is_min): Likewise.
20699 (supports_overflow_infinity): Use vrp_val_{min,max}.
20700 (negative_overflow_infinity): Likewise.
20701 (positive_overflow_infinity): Likewise.
20702 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20703 (is_positive_overflow_infinity): Likewise.
20704 (is_overflow_infinity): Likewise.
20705 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20706 vrp_val_is_{min,max}.
20707 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20708 to ranges if possible. Avoid empty ranges.
20710 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20712 PR middle-end/35705
20713 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20714 the expression is a function address.
20716 2008-04-01 George Helffrich <george@gcc.gnu.org>
20718 PR fortran/35154, fortran/23057
20719 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20720 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20721 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20722 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20724 (dbxout_syms): Check for COMMON-based symbol and wrap in
20725 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20726 in bracket for efficiency.
20728 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20729 using DW_TAG_common_block + member offset.
20730 (add_pubname_string): New function.
20731 (dw_expand_expr): New function to find block name and offset for
20733 (common_check): New function to check whether symbol in Fortran COMMON.
20734 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20736 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20739 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20741 2008-04-02 Ben Elliston <bje@au.ibm.com>
20743 * config/v850/v850.md (casesi): Remove if (0) code.
20744 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20745 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20747 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20749 * config/i386/i386.md (rex64suffix): New mode attribute.
20750 (floathi<mode>2): Disable expander for SSE math.
20751 (*floathi<mode>2_1): New insn insn_and_split pattern.
20752 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20753 corresponding post-reload splitters.
20754 (*floathi<mode>2_i387): New macroized insn pattern.
20755 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20756 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20757 insn_and_split pattern.
20758 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20759 New macroized instruction patterns and corresponding post-reload
20761 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20762 and corresponding post-reload splitters.
20763 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20764 New macroized instruction patterns.
20765 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20766 macroized instruction patterns and corresponding post-reload splitters.
20767 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20768 corresponding post-reload splitters.
20769 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20770 New macroized instruction patterns.
20771 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20772 corresponding post-reload splitters.
20773 (*floatsi<mode>2_i387): New macroized instruction patterns.
20775 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20777 * config/i386/i386.md (smaxmin): New.
20778 (umaxmin): Likewise.
20779 (maxminiprefix): Likewise.
20780 (maxminfprefix): Likewise.
20781 (<code><mode>3): Likewise.
20782 (smin<mode>3): Removed.
20783 (smax<mode>3): Likewise.
20785 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20786 (mmx_<code>v4hi3): Likewise.
20787 (mmx_<code>v8qi3): Likewise.
20788 (mmx_smaxv2sf3): Removed.
20789 (mmx_sminv2sf3): Likewise.
20790 (mmx_umaxv8qi3): Likewise.
20791 (mmx_smaxv4hi3): Likewise.
20792 (mmx_uminv8qi3): Likewise.
20793 (mmx_sminv4hi3): Likewise.
20795 * config/i386/sse.md (<addsub><mode>3): New.
20796 (*<addsub><mode>3): Likewise.
20797 (<sse>_vm<addsub><mode>3): Likewise.
20798 (<maxmin><mode>3): Likewise.
20799 (*<maxmin><mode>3_finite): Likewise.
20800 (*<maxmin><mode>3): Likewise.
20801 (<sse>_vm<maxmin><mode>3): Likewise.
20802 (sse3_h<addsub>v4sf3): Likewise.
20803 (sse3_h<addsub>v2df3): Likewise.
20804 (<maxmin>v16qi3): Likewise.
20805 (*<maxmin>v16qi3): Likewise.
20806 (<maxmin>v8hi3): Likewise.
20807 (*<maxmin>v8hi3): Likewise.
20808 (*sse4_1_<maxmin><mode>3): Likewise.
20809 (*sse4_1_<maxmin><mode>3): Likewise.
20810 (add<mode>3): Removed.
20811 (*add<mode>3): Likewise.
20812 (<sse>_vmadd<mode>3): Likewise.
20813 (sub<mode>3): Likewise.
20814 (*sub<mode>3): Likewise.
20815 (<sse>_vmsub<mode>3): Likewise.
20816 (smin<mode>3): Likewise.
20817 (*smin<mode>3_finite): Likewise.
20818 (*smin<mode>3): Likewise.
20819 (<sse>_vmsmin<mode>3): Likewise.
20820 (smax<mode>3): Likewise.
20821 (*smax<mode>3_finite): Likewise.
20822 (*smax<mode>3): Likewise.
20823 (<sse>_vmsmax<mode>3): Likewise.
20824 (sse3_haddv4sf3): Likewise.
20825 (sse3_haddv2df3): Likewise.
20826 (sse3_hsubv4sf3): Likewise.
20827 (sse3_hsubv2df3): Likewise.
20828 (umaxv16qi3): Likewise.
20829 (*umaxv16qi3): Likewise.
20830 (smaxv8hi3): Likewise.
20831 (*smaxv8hi3): Likewise.
20832 (*sse4_1_smax<mode>3): Likewise.
20833 (*sse4_1_umax<mode>3): Likewise.
20834 (uminv16qi3): Likewise.
20835 (*uminv16qi3): Likewise.
20836 (sminv8hi3): Likewise.
20837 (*sminv8hi3): Likewise.
20838 (*sse4_1_smin<mode>3): Likewise.
20839 (*sse4_1_umin<mode>3): Likewise.
20841 2008-04-01 Rafael Espíndola <espindola@google.com>
20843 * tree-cfg.c (verify_expr): remove in_phi.
20844 (verify_stmt): Don't call walk_tree with verify_expr. Use
20845 is_gimple_min_invariant instead of is_gimple_val.
20847 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20849 * doc/include/gpl_v3.texi: Update for manpage generation.
20850 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20852 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20853 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20854 gpl_v3.texi instead of gpl.texi.
20857 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20860 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20862 2008-04-01 Rafael Espíndola <espindola@google.com>
20864 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20865 (extract_code_and_val_from_cond): Use
20866 extract_code_and_val_from_cond_with_ops.
20868 2008-04-01 Jan Hubicka <jh@suse.cz>
20870 * function.c (free_after_compilation): Free epilogue_delay_list.
20871 (prepare_function_start): Assert that previous compilation was freed.
20873 2008-04-01 Jan Hubicka <jh@suse.cz>
20874 Jim Wilson <wilson@tuliptree.org>
20875 Andreas Tobler <andreast@gcc.gnu.org>
20877 PR middle-end/35781
20878 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20879 rtl.emit instead cfun->emit.
20880 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20881 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20883 2008-04-01 Ben Elliston <bje@au.ibm.com>
20885 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20887 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20889 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20891 (fprofile-use): Add var flag_profile_use
20892 * coverage.c (coverage_begin_output): Do not open a gcno file for
20893 output only if -ftest-coverage is set.
20894 Do not add getpwd() to gcda file path.
20895 (build_gcov_info): Check the new flag
20896 flag_profile_datafile_relative_path.
20897 (coverage_init): Use profile_data_prefix.
20898 Read profile counter only if flag_profile_use is set.
20899 * opts.c (common_handle_option): New option fprofile-use=,
20900 fprofile-dir=, fprofile-generate=.
20901 * toplev.c (profile_data_prefix): New variable definition.
20902 * toplev.h (profile_data_prefix): New declaration.
20903 * doc/invoke.tex (Option Summary, Optimization Options):
20906 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20908 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20909 use tmp consistently.
20912 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20913 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20914 UNSPEC_FR_RECIP_APPROX_RES.
20915 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20917 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20920 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20922 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20924 PR middle-end/30186
20925 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20926 element of the vector via a pointer.
20928 2008-03-31 Ian Lance Taylor <iant@google.com>
20930 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20932 2008-03-31 Jan Hubicka <jh@suse.cz>
20934 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20935 get_arg_pointer_save_area.
20936 * expr.c (init_expr): Just clear out rtl.expr.
20937 * function.c (free_after_compilation): Clear out whole RTL structure.
20938 (get_func_frame_size): Merge into ...
20939 (get_frame_size): ... this one.
20940 (assign_stack_local_1): Merge into ...
20941 (assign_stack_local): ... this one.
20942 (expand_function_end): Update call of get_arg_pointer_save_area.
20943 (get_art_pointer_save_area): Remove cfun argument.
20944 * function.h (emit_status): regno_pointer_align does not need length
20945 attribute. Move x_regno_reg_rtx to ...
20946 (regno_reg_rtx): ... new global array.
20947 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20948 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20949 apply_args_value, forced_labels, stack_pointer_delta):
20951 (struct varasm_status): Move here from varasm.c
20952 (struct rtl_data): New. Move here some fields from struct function.
20953 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20954 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20955 used_temp_slots avail_temp_slots, temp_slot_level,
20956 nonlocal_goto_handler_labels): Update accesstors.
20957 (rtl): New global variable.
20958 (struct function): Move some fileds to rtl_data.
20959 (get_arg_pointer_save_area): Update prototype.
20960 * emit-rtl.c (rtl): Declare.
20961 (regno_reg_rtx): Declare.
20962 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20964 (gen_reg_rtx): Update.
20965 (init_virtual_regs): Do not tate emit_status argument.
20966 (init_emit): Do not allocate emit.
20967 * varasm.c (varasm_statuc): Move to function.h.
20968 (n_deferred_constatns): Update accestor.
20969 (init_varasm_status): Do not allocate varasm_status.
20970 (force_const_mem, get_pool_size, output_constant_pool): Update.
20971 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20972 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20974 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20976 PR rtl-optimization/35729
20977 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20980 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20983 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20984 load/store if memory is unaligned.
20985 (*movti_rex64): Likewise.
20987 * config/i386/predicates.md (misaligned_operand): New.
20989 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20992 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20995 2008-03-31 Jan Beulich <jbeulich@novell.com>
20997 * config/ia64/constraints.md: Add 'j' constraint.
20998 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20999 (movdi_internal): Likewise.
21001 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21004 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21006 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21009 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21010 proper error message for the third argument on blendpd and
21013 * config/i386/sse.md (blendbits): New.
21014 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21016 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21018 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21020 2008-03-30 Richard Guenther <rguenther@suse.de>
21022 PR middle-end/31023
21023 * fold-const.c (fold_sign_changed_comparison): Do leave
21024 conversions to base-types alone.
21026 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21028 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21029 the link register if one altivec register is be saved.
21031 2008-03-30 Ben Elliston <bje@au.ibm.com>
21033 * final.c (final_scan_insn): Remove if (0) code.
21035 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21037 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21039 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21041 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21042 of V4SFmode to ix86_binary_operator_ok.
21044 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21046 * config/i386/i386.c (override_options): Initialize
21047 ix86_veclib_handler to ix86_veclibabi_svml when
21048 -mveclibabi=svml is used.
21049 (ix86_veclibabi_svml): New function for SVML ABI style
21050 vectorization support.
21051 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21053 2008-03-28 Rafael Espíndola <espindola@google.com>
21055 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21056 (tree_binary_nonnegative_warnv_p): Make it public.
21057 (tree_single_nonnegative_warnv_p): Make it public.
21058 (tree_invalid_nonnegative_warnv_p): Make it public.
21059 (tree_unary_nonzero_warnv_p): Make it public.
21060 (tree_binary_nonzero_warnv_p): Make it public
21061 (tree_single_nonzero_warnv_p): Make it public.
21062 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21063 (extract_range_from_binary_expr): Split the expr argument.
21064 (extract_range_from_unary_expr): Split the expr argument.
21065 (extract_range_from_comparison): Split the expr argument.
21066 (extract_range_from_expr): Use the new aux functions.
21067 (vrp_evaluate_conditional_warnv): Use
21068 vrp_evaluate_conditional_warnv_with_ops.
21069 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21070 (tree_binary_nonzero_warnv_p): Declare.
21071 (tree_single_nonzero_warnv_p): Declare.
21072 (tree_expr_nonzero_warnv_p): Declare.
21073 (tree_unary_nonnegative_warnv_p): Declare.
21074 (tree_binary_nonnegative_warnv_p): Declare.
21075 (tree_single_nonnegative_warnv_p): Declare.
21076 (tree_invalid_nonnegative_warnv_p): Declare.
21078 2008-03-28 Richard Guenther <rguenther@suse.de>
21080 PR tree-optimization/30317
21081 PR tree-optimization/30911
21082 PR tree-optimization/34793
21083 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21084 (struct assert_locus_d): New member EXPR.
21085 (register_new_assert_for): Add EXPR parameter to support
21086 ASSERT_EXPR <name, expr OP limit>.
21087 (register_edge_assert_for_1): Adjust callers.
21088 (find_assert_locations): Likewise.
21089 (process_assert_insertions_for): Build condition from expression.
21090 (extract_range_from_assert): Handle ASSERT_EXPRs
21091 of the form ASSERT_EXPR <name, expr OP limit>.
21092 (register_edge_assert_for_2): New helper registering
21093 asserts for comparisons. Recognize range tests of the form
21094 (unsigned)i - CST1 OP CST2.
21095 (register_edge_assert_for_1): Use it.
21096 (register_edge_assert_for): Likewise.
21097 (needs_overflow_infinity): Integer sub-types
21098 do not need overflow infinities.
21099 (vrp_val_is_max): The extreme values of integer sub-types
21100 are those of the base type.
21101 (vrp_val_is_min): Likewise.
21102 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21105 2008-03-28 Nick Clifton <nickc@redhat.com>
21108 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21109 Return GENERAL_REGS for stack adjustment reloads.
21111 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21114 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21115 const_vector when all the vectors are constant.
21117 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21119 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21121 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21122 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21124 (s<code>_sf): Use new scc_sf attribute for opcode names.
21126 2008-03-27 Tom Tromey <tromey@redhat.com>
21128 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21129 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21130 config/spu/t-spu-elf, config/i386/t-interix,
21131 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21132 config/i386/x-darwin, config/i386/x-mingw32,
21133 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21134 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21135 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21136 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21137 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21138 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21139 config/score/t-score-elf, config/arm/t-strongarm-pe,
21140 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21141 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21142 Revert automatic dependency patch.
21144 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21147 * config/i386/i386.c (ix86_function_arg_boundary): Align
21148 decimal floating point to its natural boundary.
21150 2008-03-27 Richard Guenther <rguenther@suse.de>
21152 PR middle-end/35716
21153 * fold-const.c (fold_comparison): Restrict distinct decl
21154 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21155 solely rely on operand_equal_p.
21157 2008-03-27 Richard Guenther <rguenther@suse.de>
21160 * c-common.c (handle_weak_attribute): Reject combination of
21163 2008-03-27 Richard Guenther <rguenther@suse.de>
21165 PR tree-optimization/32810
21166 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21167 conversions from DECL_INITIAL.
21168 (fold_const_aggregate_ref): Likewise from constructor elements.
21170 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21172 * tree-affine.h (aff_combination_expand): Declare.
21173 (get_inner_reference_aff): Likewise.
21174 * tree-affine.c (aff_combination_expand): Split out from
21175 tree_to_aff_combination_expand.
21176 (get_inner_reference_aff): New function.
21177 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21178 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21179 (struct lim_aux_data): sm_done field removed.
21180 (mem_ref_loc_p, mem_ref_locs_p): New types.
21181 (struct mem_ref): Added id, stored, accesses_in_loop,
21182 indep_loop, dep_loop, indep_ref, dep_ref fields.
21183 Removed is_stored, locs and next fields.
21184 (memory_accesses): New variable.
21185 (movement_possibility): Do not allow moving statements
21186 that store to memory.
21187 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21189 (determine_max_movement): For statements with memory references,
21190 find the outermost loop in that the reference is independent.
21191 (move_computations_stmt): Mark the virtual operands for renaming.
21192 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21193 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21194 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21195 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21196 create_vop_ref_mapping, analyze_memory_references,
21197 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21198 get_all_locs_in_loop, ref_always_accessed_p,
21199 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21200 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21201 store_motion_loop, store_motion): New functions.
21202 (struct vop_to_refs_elt): New type.
21203 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21204 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21205 (schedule_sm): Replaced by...
21206 (execute_sm): ... this.
21207 (determine_lsm_ref, hoist_memory_references,
21208 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21209 find_more_ref_vops, free_mem_ref, free_mem_refs,
21210 determine_lsm_loop, determine_lsm): Removed.
21211 (tree_ssa_lim_finalize): Free data structures used by store motion.
21212 (tree_ssa_lim): Call analyze_memory_references. Use
21213 store_motion instead of determine_lsm.
21215 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21217 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21218 rename tmake_file to m68hc11/t-m68hc11.
21219 (mcore): Set inhibit_libc to true.
21220 * config.host (alpha*-dec-*vms*): Set extra_programs.
21221 (interix3*): Don't use host_xmake_file.
21222 * configure.ac: Let config.gcc override inhibit_libc.
21223 * configure: Regenerate.
21225 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21226 * config/t-openbsd-thread: Remove commented out lines.
21228 * config/x-interix: Remove.
21230 * config/m68hc11/t-m68hc11-gas: Rename to...
21231 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21233 * config/mcore/t-mcore: Remove T_CFLAGS.
21234 * config/mcore/t-mcore-pe: Likewise.
21236 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21238 * configure.ac: Replace custom __GNU_SOURCE test with
21239 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21240 * aclocal.m4: Regenerate.
21241 * configure: Regenerate.
21242 * config.in: Regenerate.
21244 2008-03-27 Richard Guenther <rguenther@suse.de>
21246 * fold-const.c (target.h): Include.
21247 (fold_comparison): Fold comparison of addresses of decls
21248 that bind locally or of constants. Consolidate address folding code.
21249 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21250 results from fold_binary_to_constant.
21251 (compare_values_warnv): Likewise.
21253 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21255 PR middle-end/35429
21256 * fold-const.c (fold_truthop): Check for integeral types when folding
21257 a == 0 && b == 0 and a != 0 || b != 0 .
21259 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21261 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21263 2008-03-26 Andreas Schwab <schwab@suse.de>
21265 * doc/invoke.texi: Fix use of @item vs. @itemx.
21267 2008-03-26 Tom Tromey <tromey@redhat.com>
21269 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21270 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21271 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21272 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21273 build/genconstants.o, build/genemit.o, build/genextract.o,
21274 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21275 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21278 2008-03-26 Richard Guenther <rguenther@suse.de>
21281 2008-03-26 Richard Guenther <rguenther@suse.de>
21283 * fold-const.c (target.h): Include.
21284 (fold_comparison): Fold comparison of addresses of two decls
21285 that bind locally. Consolidate address folding code.
21287 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21289 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21290 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21291 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21292 dconstsqrt2, dconstthird, dconste and/or dconst10.
21293 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21294 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21295 dconstsqrt2, dconste): Delete.
21296 (init_emit_once): Likewise. Simplify initializing dconstm1.
21298 * real.c (get_real_const): New.
21299 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21300 dconstsqrt2, dconste): Delete.
21301 (real_value_const, get_real_const): New.
21303 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21305 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21307 * config/i386/i386.c (ix86_function_arg_boundary): Check
21308 BIGGEST_ALIGNMENT instead of 128.
21309 (setup_incoming_varargs_64): Likewise.
21311 2008-03-26 Tom Tromey <tromey@redhat.com>
21313 * Makefile.in (DEPFILES): Add missing '/'.
21315 2008-03-26 Richard Guenther <rguenther@suse.de>
21317 * fold-const.c (target.h): Include.
21318 (fold_comparison): Fold comparison of addresses of two decls
21319 that bind locally. Consolidate address folding code.
21321 2008-03-26 Nick Clifton <nickc@redhat.com>
21324 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21325 not allow INT+INT as a legitimate addressing mode.
21327 2008-03-26 Richard Guenther <rguenther@suse.de>
21329 * tree-flow.h (widen_bitfield): Remove declaration.
21330 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21331 (widen_bitfield): Remove function.
21332 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21335 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21338 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21341 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21343 PR rtl-optimization/35232
21344 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21345 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21346 reg_reloaded_call_part_clobbered here.
21347 (reload_regs_reach_end_p): New function.
21348 (reload_reg_rtx_for_input): New variable.
21349 (reload_reg_rtx_for_output): Likewise.
21350 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21351 when reassigning a pseudo register. Load reloadreg from
21352 reload_reg_rtx_for_input, moving the mode and register
21354 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21355 instead of the original when deciding whether an input reload
21356 would be a no-op or whether an output reload can be deleted.
21357 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21358 when setting up new_spill_reg_store. Load it from
21359 reload_reg_rtx_for_output, moving the mode and register
21361 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21362 instead of the original when deciding whether an output reload
21363 would be a no-op. Do the same when modifying insn notes.
21364 Use rtx_equal_p instead of == to compare the registers.
21365 (inherit_piecemeal_p): Take a mode and two register numbers
21367 (emit_reload_insns): Clear new_spill_reg_store for every hard
21368 register in the reload register. Remove spill registers
21369 from reg_reloaded_valid before considering whether to record
21370 inheritance information for them. Use reload_reg_rtx_for_output
21371 instead of reg_rtx when recording output reloads. Use
21372 reload_reg_rtx_for_input instead of reg_rtx when recording
21373 input reloads. Set or clear reg_reloaded_call_part_clobbered
21374 at the same time as setting reg_reloaded_valid.
21375 (delete_output_reload): Add a new_reload_reg parameter and use it
21376 instead of rld[j].reg_rtx.
21377 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21380 2008-03-25 Tom Tromey <tromey@redhat.com>
21382 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21383 (build/genattr.o): Likewise.
21384 (build/genattrtab.o): Likewise.
21385 (build/gencodes.o): Likewise.
21386 (build/genconfig.o): Likewise.
21387 (build/genconstants.o): Likewise.
21388 (build/genemit.o): Likewise.
21389 (build/genextract.o): Likewise.
21390 (build/genflags.o): Likewise.
21392 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21394 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21395 instead of size_int for integer types.
21396 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21397 to match type of MINUS_EXPR.
21399 2008-03-25 Tom Tromey <tromey@redhat.com>
21401 * configure: Rebuilt.
21402 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21405 2008-03-25 Tom Tromey <tromey@redhat.com>
21407 * config/x-solaris (host-solaris.o): Update.
21408 * config/x-linux (host-linux.o): Update.
21409 * config/x-hpux (host-hpux.o): Update.
21410 * config/x-darwin (host-darwin.o): Update.
21411 * config/v850/t-v850e (v850-c.o): Update.
21412 * config/v850/t-v850 (v850-c.o): Update.
21413 * config/t-vxworks (vxworks.o): Update.
21414 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21415 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21416 * config/spu/t-spu-elf (spu-c.o): Update.
21418 * config/sh/t-symbian (sh-c.o): Update.
21419 (symbian.o): Update.
21420 * config/sh/t-sh (sh-c.o): Update.
21421 * config/score/t-score-elf (score7.o, score3.o): Update.
21422 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21423 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21424 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21425 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21426 (rs6000.o): Remove.
21427 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21428 * config/m32c/t-m32c (m32c-pragma.o): Update.
21429 * config/ia64/t-ia64 (ia64-c.o): Update.
21430 * config/i386/x-mingw32 (host-mingw32.o): Update.
21431 * config/i386/x-i386 (driver-i386.o): Update.
21432 * config/i386/x-darwin (host-i386-darwin.o): Update.
21433 * config/i386/x-cygwin (host-cygwin.o): Update.
21434 * config/i386/t-nwld (nwld.o): Update.
21435 * config/i386/t-netware (netware.o): Update.
21436 * config/i386/t-interix (winnt.o): Update.
21437 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21438 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21439 msformat-c.o): Update.
21440 * config/bfin/t-bfin-linux (generated_files): Add
21441 linux-sysroot-suffix.h.
21442 * config/arm/t-wince-pe (pe.o): Update.
21443 * config/arm/t-strongarm-pe (pe.o): Update.
21444 * config/arm/t-pe (pe.o): Update.
21445 * config/arm/t-arm (arm-c.o): Update.
21446 * doc/install.texi (Prerequisites): Require make 3.80.
21447 * Makefile.in: Remove .o targets.
21448 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21449 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21450 (simple_generated_h, simple_generated_c): Move earlier.
21451 (generated_files): New variable.
21452 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21453 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21454 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21455 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21456 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21457 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21458 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21459 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21460 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21461 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21462 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21463 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21465 (COMPILE.base, COMPILE): New variables.
21466 (%.o): New pattern rule.
21467 (ALL_HOST_OBJS): New variable.
21468 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21469 (dummy-checksum.o, cc1-checksum.o): Remove.
21470 (DRIVER_SHLIB): New variable.
21471 (DRIVER_DEFINES): Use it.
21472 (gencondmd.c): Move out of build/.
21473 (s-conditions): Update.
21474 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21475 (ALL_BUILD_OBJS): Likewise.
21476 (build/%.o): Use BUILDCOMPILE.
21477 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21478 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21479 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21480 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21481 build/genconfig.o, build/genconstants.o, build/genemit.o,
21482 build/genextract.o, build/genflags.o, build/genmddeps.o,
21483 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21484 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21485 build/gen-protos.o, build/scan.o, build/fix-header.o,
21486 build/scan-decls.o): Simplify.
21487 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21488 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21489 prefix.o, toplev.o): Reduce to variable setting.
21490 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21491 ($(out_object_file), gcc-options.o): New targets.
21492 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21493 * configure: Rebuilt.
21494 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21495 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21497 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21499 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21500 complain when we hit an error, return ERROR_MARK_NODE.
21502 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21504 * config/sh/constraints.md (Pso, Psz): New constraints.
21505 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21506 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21508 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21510 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21511 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21513 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21515 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21516 (prefetch_sh2a): New.
21518 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21519 Naveen.H.S <naveen.hs@kpitcummins.com>
21521 * config/sh/constraints.md (I28): New constraint.
21522 * config/sh/sh.c (broken_move): Add support for movi20s.
21523 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21525 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21526 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21527 Naveen.H.S <naveen.hs@kpitcummins.com>
21529 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21530 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21531 (print_operand): Handle resbank in %@ operand code.
21532 (sh_encode_section_info): New.
21533 (push_regs): Add conditions for resbank.
21534 (sh_expand_epilogue): Likewise.
21535 (sh_insert_attributes): Likewise.
21536 (sh_attribute_table): Likewise.
21537 (sh_handle_resbank_handler_attribute): New.
21538 (sh2a_handle_function_vector_handler_attribute): New.
21539 (sh2a_is_function_vector_call): New.
21540 (sh2a_get_function_vector_number): New.
21541 (sh2a_function_vector_p): New.
21542 (sh_cfun_resbank_handler_p): New.
21543 * config/sh/sh.md (calli): Emit jsr/n if possible.
21544 (calli_tbr_rel): New.
21545 (calli_pcrel): Emit jsr/n if possible.
21546 (return_i): Emit rts/n if possible.
21547 (call_valuei_tbr_rel): New.
21548 (call_valuei_pcrel): Add condition for SH2A target.
21549 (call_value): Likewise.
21550 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21551 (sh2a_get_function_vector_number): Likewise.
21552 (sh2a_is_function_vector_call): Likewise.
21553 * doc/extend.texi: Document TBR relative addressing of SH2A.
21554 (resbank): Add description for SH2A.
21556 2008-03-24 Richard Guenther <rguenther@suse.de>
21559 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21560 pointer assignments change conversions according to middle-end rules.
21561 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21562 * configure.ac: Include type checking in yes.
21563 * configure: Regenerate.
21565 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21567 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21568 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21570 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21572 * gthr-vxworks.h (UNUSED): Define.
21574 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21576 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21578 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21580 * doc/extend.texi (Function Attributes): Add missing comma in the
21581 example of the "alloc_size" attribute.
21583 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21586 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21588 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21591 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21594 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21595 of the underlying type of a MS bitfield layout to the natural
21596 alignment of the type.
21598 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21600 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21601 to their natural alignment to avoid store forwarding stalls.
21603 2008-03-22 Richard Guenther <rguenther@suse.de>
21605 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21606 For PHI nodes verify the address is invariant.
21607 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21608 (get_symbol_constant_value): Use is_gimple_min_invariant.
21609 (maybe_fold_stmt_indirect): Likewise.
21611 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21613 PR rtl-optimization/33927
21614 * Makefile.in (dse.o): Depend on $(TM_P_H).
21615 * expr.h (extract_low_bits): Declare.
21616 * expmed.c (extract_low_bits): New function.
21617 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21618 * dse.c: Include tm_p.h.
21619 (find_shift_sequence): Remove the read_reg argument and return the
21620 read value. Emit the instructions instead of returning them.
21621 Iterate on new_mode rather than calculating it each time.
21622 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21623 source to NEW_MODE and extract_low_bits to convert the shifted
21624 value to READ_MODE.
21625 (replace_read): Allow the load and store to have different mode
21626 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21627 or extraction instructions before trying the replacement. Update
21628 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21630 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21632 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21633 to their natural alignment to avoid store forwarding stalls.
21635 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21638 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21639 encouraging but not allowing gprs for input;
21640 change the input constraint to !f#r.
21641 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21643 change the output constraint to !f#r.
21645 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21648 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21649 corresponding post-reload splitters.
21650 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21651 when x87 FP math is selected.
21652 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21653 New function prototype.
21654 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21655 unreachable function to ease macroization of insn patterns.
21657 2008-03-21 Martin Jambor <mjambor@suse.cz>
21659 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21660 reference dumps if ddr is NULL or dependence is unknown.
21662 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21664 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21665 unsigned extension into account.
21666 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21667 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21668 Do computations on a scratch register.
21670 2008-03-21 Richard Guenther <rguenther@suse.de>
21672 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21673 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21674 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21675 * tree-ssa-dom.c (record_equality): Likewise.
21676 * tree-inline.c (copy_body_r): Likewise.
21677 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21680 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21682 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21683 as 'delete_unused' argument.
21685 2008-03-20 Richard Guenther <rguenther@suse.de>
21687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21688 special casing of constant qualifiers.
21689 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21690 care about them in general.
21691 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21692 regardless of their type.
21693 (fold_stmt_r): Forcefully fold *& if we end up with that.
21695 2008-03-20 Paul Brook <paul@codesourcery.com>
21697 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21698 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21700 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21702 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21703 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21705 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21707 * common.opt (Wmudflap): New option.
21708 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21709 (mx_register_decls): Likewise.
21710 (mudflap_finish_file): Likewise.
21711 * doc/invoke.texi: Document -Wno-mudflap.
21713 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21715 * c-format.c (replace_format_name_to_system_name): New.
21716 (cmp_attribs): New.
21717 (convert_format_name_to_system_name): New.
21718 (decode_format_attr): Add use of convert_format_name_to_system_name.
21719 (format_types_orig): Add gnu_ prefix to names.
21720 (check_format_info_main): Special treating of \0 escaped names for
21721 supporting multi-character format specifiers as I32, I64.
21722 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21723 (gnu_target_overrides_format_attributes): New.
21724 * c-format.h: Add structure target_ovr_attr to hold
21725 system specific formatter names.
21726 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21727 msformat-c.o file to c_target_objs and cxx_target_objs.
21728 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21729 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21730 (TARGET_N_FORMAT_TYPES): New.
21731 * config/i386/msformat-c.c: New.
21732 * config/i386/t-cygming: Add build rule for msformat-c.o.
21733 * doc/extend.texi: Add new format names gnu_* and ms_* and
21735 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21737 2008-03-20 Ira Rosen <irar@il.ibm.com>
21739 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21740 optimizations turned on under -O3.
21741 (ftree-vectorize): Add that the flag is turned on with -O3.
21743 2008-03-20 Ben Elliston <bje@au.ibm.com>
21745 * regmove.c (try_auto_increment): Fix spelling error in comment.
21746 * final.c (final_scan_insn): Likewise.
21748 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21751 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21752 allocator preferences for "y" and "r" class registers.
21753 ("*mov<mode>_internal"): Ditto.
21754 ("*movv2sf_internal_rex64"): Ditto.
21755 ("*movv2sf_internal"): Ditto.
21757 2008-03-19 Michael Matz <matz@suse.de>
21759 PR middle-end/35616
21760 * calls.c (expand_call): Check overlap of arguments with call
21761 address for sibcalls.
21763 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21766 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21767 of the underlying type of a MS bitfield layout to the natural
21768 alignment of the type.
21770 2008-03-19 Jan Hubicka <jh@suse.cz>
21773 * toplev.c (decode_d_option): Handle all CPP flags.
21774 * tree-vrp.c: Update tree_pass descriptors.
21775 * regrename.c: Update tree_pass descriptors.
21776 * fwprop.c: Update tree_pass descriptors.
21777 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21778 * tree-into-ssa.c: Update tree_pass descriptors.
21779 * tree-dump.c: Update tree_pass descriptors.
21780 * tree-complex.c: Update tree_pass descriptors.
21781 * tree-dump.h: Update tree_pass descriptors.
21782 * see.c: Update tree_pass descriptors.
21783 * cgraphbuild.c: Update tree_pass descriptors.
21784 * tracer.c: Update tree_pass descriptors.
21785 * tree-loop-distribution.c: Update tree_pass descriptors.
21786 * cgraph.c: Update tree_pass descriptors.
21787 * postreload-gcse.c: Update tree_pass descriptors.
21788 * postreload.c: Update tree_pass descriptors.
21789 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21790 * tree-tailcall.c: Update tree_pass descriptors.
21791 * tree-pass.h (tree_opt_pass): Rename to ...
21792 (opt_pass) ... this one; add "type" field and remove letter field.
21793 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21794 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21795 all_lowering_passes): Update declaration.
21796 * ipa-cp.c: Update tree_pass descriptors.
21797 * final.c: Update tree_pass descriptors.
21798 * omp-low.c: Update tree_pass descriptors.
21799 * tree-ssa-dse.c: Update tree_pass descriptors.
21800 * ipa-reference.c: Update tree_pass descriptors.
21801 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21802 * auto-inc-dec.c: Update tree_pass descriptors.
21803 * reorg.c: Update tree_pass descriptors.
21804 * cgraphunit.c: Update tree_pass descriptors.
21805 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21806 * tree-ssa-ccp.c: Update tree_pass descriptors.
21807 * df-core.c: Update tree_pass descriptors.
21808 * mode-switching.c: Update tree_pass descriptors.
21809 * tree-nomudflap.c: Update tree_pass descriptors.
21810 * modulo-sched.c: Update tree_pass descriptors.
21811 * ipa-pure-const.c: Update tree_pass descriptors.
21812 * cse.c: Update tree_pass descriptors.
21813 * web.c: Update tree_pass descriptors.
21814 * tree-stdarg.c: Update tree_pass descriptors.
21815 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21816 * tree-ssa-dom.c: Update tree_pass descriptors.
21817 * tree-nrv.c: Update tree_pass descriptors.
21818 * tree-ssa-alias.c: Update tree_pass descriptors.
21819 * loop-init.c: Update tree_pass descriptors.
21820 * gimple-low.c: Update tree_pass descriptors.
21821 * ipa-inline.c: Update tree_pass descriptors.
21822 * tree-ssa-sink.c: Update tree_pass descriptors.
21823 * global.c: Update tree_pass descriptors.
21824 * ifcvt.c: Update tree_pass descriptors.
21825 * jump.c: Update tree_pass descriptors.
21826 * predict.c: Update tree_pass descriptors.
21827 * tree-ssa-loop.c: Update tree_pass descriptors.
21828 * recog.c: Update tree_pass descriptors.
21829 * dse.c: Update tree_pass descriptors.
21830 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21831 * tree-eh.c: Update tree_pass descriptors.
21832 * regmove.c: Update tree_pass descriptors.
21834 * function.c: Update tree_pass descriptors.
21835 * tree-vectorizer.c: Update tree_pass descriptors.
21836 * gcse.c: Update tree_pass descriptors.
21837 * ipa-type-escape.c: Update tree_pass descriptors.
21838 * tree-if-conv.c: Update tree_pass descriptors.
21839 * init-regs.c: Update tree_pass descriptors.
21840 * ipa.c: Update tree_pass descriptors.
21841 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21842 * rtl-factoring.c: Update tree_pass descriptors.
21843 * lower-subreg.c: Update tree_pass descriptors.
21844 * bt-load.c: Update tree_pass descriptors.
21845 * tree-dfa.c: Update tree_pass descriptors.
21846 * except.c: Update tree_pass descriptors.
21847 * emit-rtl.c: Update tree_pass descriptors.
21848 * cfgexpand.c: Update tree_pass descriptors.
21849 * tree-cfgcleanup.c: Update tree_pass descriptors.
21850 * cfgcleanup.c: Update tree_pass descriptors.
21851 * tree-ssa-pre.c: Update tree_pass descriptors.
21852 * tree-sra.c: Update tree_pass descriptors.
21853 * tree-mudflap.c: Update tree_pass descriptors.
21854 * tree-ssa-copy.c: Update tree_pass descriptors.
21855 * cfglayout.c: Update tree_pass descriptors.
21856 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21857 * tree-ssa-dce.c: Update tree_pass descriptors.
21858 * tree-ssa.c: Update tree_pass descriptors.
21859 * regclass.c: Update tree_pass descriptors.
21860 * integrate.c: Update tree_pass descriptors.
21861 * tree-optimize.c: Update tree_pass descriptors.
21862 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21863 * tree-object-size.c: Update tree_pass descriptors.
21864 * combine.c: Update tree_pass descriptors.
21865 * tree-outof-ssa.c: Update tree_pass descriptors.
21866 * bb-reorder.c: Update tree_pass descriptors.
21867 * stack-ptr-mod.c: Update tree_pass descriptors.
21868 * var-tracking.c: Update tree_pass descriptors.
21869 * tree-profile.c: Update tree_pass descriptors.
21870 * tree-vect-generic.c: Update tree_pass descriptors.
21871 * reg-stack.c: Update tree_pass descriptors.
21872 * sched-rgn.c: Update tree_pass descriptors.
21873 * tree-ssa-structalias.c: Update tree_pass descriptors.
21874 * tree-cfg.c: Update tree_pass descriptors.
21875 * passes.c (current_pass): Update declaration.
21876 (finish_optimization_passes): Update.
21877 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21878 (register_one_dump_file, register_dump_files_1, next_pass_1):
21880 (init_optimization_passes): Update handling of new types.
21881 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21882 * ipa-struct-reorg.c: Update tree_pass descriptors.
21883 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21884 * combine-stack-adj.c: Update tree_pass descriptors.
21885 * cfgrtl.c: Update tree_pass descriptors.
21886 * dce.c: Update tree_pass descriptors.
21887 * tree-ssanames.c: Update tree_pass descriptors.
21889 2008-03-19 Richard Guenther <rguenther@suse.de>
21891 PR middle-end/35609
21892 * tree-ssa.c (walk_data): New structure.
21893 (warn_uninitialized_var): If not always_executed warn with "maybe"
21895 (execute_early_warn_uninitialized): Compute post-dominators.
21896 Initialize always_executed before processing each basic block.
21898 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21901 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21902 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21904 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21906 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21908 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21910 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21912 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21913 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21914 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21915 target after ignore has been set, and move there also the commputation
21916 of subtarget and original_target.
21917 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21918 (LANG_HOOKS_INITIALIZER): Remove it.
21919 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21921 2008-03-18 Richard Guenther <rguenther@suse.de>
21923 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21924 found an expression with constants, note that in the VN for the lhs.
21925 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21926 fold them to constants if possible. Run cleanup_cfg if done so.
21927 (execute_pre): Return todo.
21928 (do_pre): Likewise.
21929 (execute_fre): Likewise.
21930 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21932 (get_prop_source_stmt): Look through pointer conversions.
21934 2008-03-18 Jan Hubicka <jh@suse.cz>
21936 * tree-pretty-print.c: Include predict.h.
21937 (dump_generic_node): Dump predictor.
21938 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21939 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21940 * gimple-low.c (lower_stmt): Likewise.
21941 * expr.c (expand_expr_real): Likewise.
21942 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21944 (build_predict_expr, build_predict_expr): New.
21945 * predict.h (predictor_name, build_predict_expr): Update.
21946 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21947 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21948 * predict.def (PRED_CONTINUE): Update hitrate.
21949 * tree.def (PREDICT_EXPR): Define.
21950 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21951 do not handle BIND_EXPR.
21952 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21953 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21954 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21957 2008-03-18 Michael Matz <matz@suse.de>
21959 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21961 2008-03-18 Richard Guenther <rguenther@suse.de>
21963 * tree-gimple.h (is_gimple_invariant_address): Declare.
21964 (is_gimple_constant): Likewise.
21965 * tree-gimple.c (is_gimple_constant): New function.
21966 (is_gimple_invariant_address): Likewise.
21967 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21968 and is_gimple_invariant_address.
21969 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21971 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21972 an addressable base.
21974 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21976 PR middle-end/35611
21977 * gimplify.c (gimplify_expr): Gimplify second operand of
21980 2008-03-17 Richard Guenther <rguenther@suse.de>
21982 PR tree-optimization/19637
21983 * fold-const.c (fold_unary): Remove restrictions of removing
21984 intermediate pointer-conversions (P2)(P1)P0.
21985 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21986 conversion to void pointer.
21987 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21989 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21992 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21993 emulated thread local variables.
21995 2008-03-16 Richard Guenther <rguenther@suse.de>
21997 PR middle-end/35607
21998 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21999 expand TREE_INVARIANT operations that are not gimple invariant.
22001 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22003 * doc/extend.texi (Alignment): Say that the ABI controls
22004 the __alignof__ for non-strict-alignment targets rather
22005 than being a recommendation.
22007 2008-03-15 Paul Brook <paul@codesourcery.com>
22009 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22011 (arm_output_fn_unwind): Mark functions that can not be unwound.
22013 2008-03-15 Paul Brook <paul@codesourcery.com>
22015 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22016 extension instructions.
22018 2008-03-15 Richard Guenther <rguenther@suse.de>
22020 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22021 and fold constant aggregate refs.
22022 (fold_const_aggregate_ref): Handle string constants
22023 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22024 (evaluate_stmt): Simplify now that ccp_fold folds constant
22027 2008-03-15 Paul Brook <paul@codesourcery.com>
22029 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22030 (extzv): Use gen_extzv_t2.
22031 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22033 2008-03-15 Richard Guenther <rguenther@suse.de>
22035 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22036 (fold_const_aggregate_ref): Likewise.
22037 (get_value): Return NULL if we don't have any values.
22038 (ccp_finalize): Set const_val to NULL after freeing it.
22039 * tree-flow.h (get_symbol_constant_value): Declare.
22040 (fold_const_aggregate_ref): Likewise.
22041 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22043 2008-03-15 Richard Guenther <rguenther@suse.de>
22045 PR middle-end/35593
22046 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22047 to not produce negative array indices if not allowed. Add
22048 parameter to indicate that.
22049 (maybe_fold_offset_to_component_ref): Allow negative array
22050 indices only for the first member of a structure.
22051 (maybe_fold_offset_to_reference): Allow negative array indices.
22052 (maybe_fold_stmt_addition): Likewise.
22054 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22055 Anatoly Sokolov <aesok@post.ru>
22057 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22058 (avr_arch): Add ARCH_AVR6.
22059 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22060 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22061 instead of fixed value 2.
22062 (print_operand_address): Use gs() asm specifier instead of pm().
22063 (avr_assemble_integer): (Ditto.).
22064 (avr_output_addr_vec_elt): (Ditto.).
22065 (print_operand): Handle "!" code.
22066 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22067 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22068 (AVR_HAVE_EIJMP_EICALL): Define.
22069 (AVR_3_BYTE_PC): Redefine.
22070 (AVR_2_BYTE_PC): (Ditto.).
22071 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22072 (LINK_SPEC): Add atmega2560 and atmega2561.
22073 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22075 * config/avr/avr.md (call_insn): Use eicall instead of icall
22076 for 3 byte PC devices.
22077 (call_value_insn): (Ditto.).
22078 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22079 (indirect_jump): Use only for for 2 byte PC devices.
22080 (*tablejump): (Ditto.).
22081 (*indirect_jump_avr6): Add insn.
22082 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22083 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22084 instead of ijmp for 3 byte PC devices.
22085 (__tablejump2__): (Ditto.).
22086 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22087 (MULITLIB_DIRNAMES): (Ditto.).
22088 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22090 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22092 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22093 "sse2_umulsidi3". Use V1DI mode for operand 0.
22094 ("mmx_psadbw"): Use V1DI mode for operand 0.
22095 * config/i386/i386-modes.def (V1SI): New vector mode.
22096 * config/i386/i386.c (struct builtin_description)
22097 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22098 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22099 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22100 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22101 v1di_ftype_v8qi_v8qi type.
22102 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22104 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22105 __builtin_ia32_pmuludq]: Fix the mode of return value.
22107 2008-03-15 Richard Guenther <rguenther@suse.de>
22109 PR middle-end/35595
22110 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22113 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22115 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22116 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22117 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22118 unless TARGET_SERIALIZE_VOLATILE is enabled.
22119 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22120 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22121 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22123 2008-03-14 Richard Guenther <rguenther@suse.de>
22125 PR tree-optimization/34172
22126 * tree-flow.h (refs_may_alias_p): Declare.
22127 (get_single_def_stmt): Likewise.
22128 (get_single_def_stmt_from_phi): Likewise.
22129 (get_single_def_stmt_with_phi): Likewise.
22130 * tree-dfa.c (refs_may_alias_p): New function.
22131 (get_single_def_stmt): Likewise.
22132 (get_single_def_stmt_from_phi): Likewise.
22133 (get_single_def_stmt_with_phi): Likewise.
22134 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22135 (vn_reference_lookup_1): New helper function.
22136 (vn_reference_lookup): Walk the virtual use-def chain to
22137 continue searching for a match if the def does not alias the
22138 reference we are looking for.
22140 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22142 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22143 archive and Perzl. Update The Written Word listing.
22145 2008-03-14 Richard Guenther <rguenther@suse.de>
22147 PR tree-optimization/34043
22148 PR tree-optimization/33989
22149 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22151 (bitmap_find_leader): Use extra argument to verify dominance
22152 relationship inside a basic-block.
22153 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22154 (find_leader_in_sets): Adjust.
22155 (create_component_ref_by_pieces): Take extra argument for
22156 dominance check, handle lookup failures.
22157 (find_or_generate_expression): Likewise.
22158 (create_expression_by_pieces): Likewise.
22159 (insert_into_preds_of_block): Adjust.
22160 (create_value_expr_from): If asked for, verify all operands
22161 are in the blocks AVAIL_OUT set.
22162 (make_values_for_stmt): Check for SSA_NAMEs that are life
22163 over an abnormal edge.
22164 (compute_avail): Remove such check.
22165 (do_SCCVN_insertion): New function.
22166 (eliminate): If we do not find a leader suitable for replacement
22167 insert a replacement expression from SCCVN if available.
22168 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22169 (struct vn_ssa_aux): Add needs_insertion flag.
22170 * tree-ssa-sccvn.c (may_insert): New global flag.
22171 (copy_reference_ops_from_ref): Value-number union member access
22172 based on its size, not type and member if insertion is allowed.
22173 (visit_reference_op_load): For a weak match from union type
22174 punning lookup a view-converted value and insert a SSA_NAME
22175 for that value if that is not found.
22176 (visit_use): Make dumps shorter. Do not disallow value numbering
22177 SSA_NAMEs that are life over an abnormal edge to constants.
22178 (free_scc_vn): Release inserted SSA_NAMEs.
22179 (run_scc_vn): New flag to specify whether insertion is allowed.
22180 Process SSA_NAMEs in forward order.
22181 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22182 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22183 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22184 pointer type to/from integral types that do not change the
22185 precision to regular conversions.
22187 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22189 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22190 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22191 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22192 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22193 input arguments and the mode of return value. Built-in functions
22194 that operate on whole 64-bit MMX register now use V1DI mode.
22196 2008-03-13 Alon Dayan <alond@il.ibm.com>
22197 Olga Golovanevsky <olga@il.ibm.com>
22199 PR tree-optimization/35041
22200 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22201 to locate the right position in a statement.
22203 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22207 * config/i386/xmmintrin.h: Change all static inline functions to
22208 extern inline and add __gnu_inline__ attribute.
22209 * config/i386/bmintrin.h: Ditto.
22210 * config/i386/smmintrin.h: Ditto.
22211 * config/i386/tmmintrin.h: Ditto.
22212 * config/i386/mmintrin-common.h: Ditto.
22213 * config/i386/ammintrin.h: Ditto.
22214 * config/i386/emmintrin.h: Ditto.
22215 * config/i386/pmmintrin.h: Ditto.
22216 * config/i386/mmintrin.h: Ditto.
22217 * config/i386/mm3dnow.h: Ditto.
22219 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22221 PR middle-end/35185
22222 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22223 (lower_omp_2): New function.
22224 (lower_omp_1, lower_omp): Rewritten.
22226 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22229 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22230 with the phrase "Microsoft Windows compilers".
22231 (Push/Pop Macro Pragmas): New subsection. Document
22232 #pragma push_macro and pragma pop_macro.
22234 2008-03-12 Paul Brook <paul@codesourcery.com>
22236 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22238 2008-03-12 Paul Brook <paul@codesourcery.com>
22240 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22241 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22242 (thumb2_addsi_shortim): Rename ...
22243 (thumb2_addsi_short): ... to this. Allow register operands.
22244 (thumb2_subsi_short): New pattern.
22245 (thumb2_one_cmplsi2_short,
22246 thumb2_negsi2_short): New patterns and peepholes.
22248 2008-03-12 Paul Brook <paul@codesourcery.com>
22250 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22252 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22254 * config/i386/i386.md (int_cond): New code iterator.
22256 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22257 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22258 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22259 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22260 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22261 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22262 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22263 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22265 2008-03-12 Paul Brook <paul@codesourcery.com>
22267 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22268 instead of {arm,thumb}_compute_save_reg_mask.
22269 (output_return_instruction): Ditto.
22270 (thumb_unexpanded_epilogue): Ditto.
22271 (thumb1_expand_prologue): Ditto.
22272 (thumb1_output_function_prologue): Ditto.
22273 (arm_set_return_address): Ditto.
22274 (thumb_set_return_address): Ditto.
22275 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22276 regs to achieve stack alignment.
22277 (thumb1_compute_save_reg_mask): Fix compiler warning.
22278 (arm_output_epilogue): Use offsets->saved_regs_mask.
22279 Adjust stack pointer by poping call clobered registers.
22280 (arm_expand_prologue): Use offsets->saved_regs_mask.
22281 Adjust stack pointer by pushing extra registers.
22282 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22284 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22287 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22288 conversion to the operands of a multiplication.
22290 2008-03-12 Richard Guenther <rguenther@suse.de>
22292 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22293 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22294 * timevar.def (TV_TREE_PHIPROP): Add.
22295 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22296 pass description. Use TV_TREE_PHIPROP.
22297 * tree-ssa-forwprop.c: Remove phiprop code.
22299 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22301 PR middle-end/35549
22302 * omp-low.c (maybe_lookup_decl): Constify first argument.
22303 (use_pointer_for_field): Change last argument from bool to
22304 omp_context *. Disallow shared copy-in/out in nested
22305 parallel if decl is shared in outer parallel too.
22306 (build_outer_var_ref, scan_sharing_clauses,
22307 lower_rec_input_clauses, lower_copyprivate_clauses,
22308 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22310 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22311 Ira Rosen <irar@il.ibm.com>
22313 * tree-vectorizer.c (free_stmt_vec_info): New function.
22314 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22315 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22316 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22317 * tree-vect-transform.c (vectorizable_conversion): Free
22318 vec_oprnds0 if it was allocated.
22319 (vect_permute_store_chain): Remove unused VECs.
22320 (vectorizable_store): Free VECs that are allocated in the..
22322 (vect_transform_strided_load, vectorizable_load): Likewise.
22323 (vect_remove_stores): Simplify the code.
22324 (vect_transform_loop): Move code to vect_remove_stores().
22325 Call vect_remove_stores() and free_stmt_vec_info().
22327 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22329 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22330 TARGET_HPUX. Revise comment.
22331 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22332 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22333 Use sr4 variant of `be' instruction when not generating PIC code.
22334 (attr_length_call): Adjust for above change.
22336 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22338 * ipa-reference.c (static_execute): Remove module_statics_const and
22339 associated setting code.
22341 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22344 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22345 predicate for operand 1.
22346 (paritysi2_cmp): Use register_operand predicate for operand 2.
22347 Use earlyclobber modifier for operand 1. Remove support for
22349 (paritydi2_cmp): Use register_operand predicate for operand 3.
22350 Use earlyclobber modifier for operand 1. Remove support for
22353 2008-03-11 Paul Brook <paul@codesourcery.com>
22354 Vladimir Prus <vladimir@codesourcery.com>
22356 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22357 (arm_compute_save_reg0_reg12_mask): Always
22358 check if register 11 must be saved. Always safe hard frame pointer
22359 when frame_pointer_needeed.
22360 (arm_compute_save_reg_mask): Save IP and PC
22361 only with apcs frames.
22362 (arm_output_epilogue): Adjust Thumb2 codepath to
22363 be also invoked and work for ARM non-apcs frames.
22364 (arm_expand_prologue): Don't bother saving IP
22365 for non-apcs frame, since it's not clobbered by
22366 prologue code. Implement non-apcs frame
22369 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22371 PR rtl-optimization/35281
22372 * expr.c (convert_move): Use a new pseudo for the intermediate
22373 from_mode->word_mode result.
22375 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22377 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22378 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22379 * toplev.c (compile_file): Don't call it.
22381 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22383 PR middle-end/35526
22384 * expr.c (store_expr): Call emit_block_move if the mode
22385 of "temp" RTX is BLKmode.
22387 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22388 Richard Guenther <rguenther@suse.de>
22390 PR tree-optimization/31358
22391 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22392 the step with a NULL_TREE.
22393 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22394 to sizetype if type is a pointer type.
22395 (add_candidate_1): Don't convert the base and step to
22396 the generic type if the orginal type is a pointer type.
22397 (add_iv_value_candidates): Use sizetype for the step
22398 if type is a pointer type.
22399 (cand_value_at): Likewise.
22400 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22402 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22403 Don't convert the tem affine to the type.
22404 (add_elt_to_tree): Use sizetype for the step if a pointer.
22405 Use POINTER_PLUS_EXPR for pointers.
22406 (aff_combination_to_tree): Use sizetype for the step if a
22409 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22411 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22412 Remove commutativity hint.
22414 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22418 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22419 errorneous type. Check that v is a VAR_DECL.
22421 PR middle-end/35099
22422 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22424 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22426 PR tree-optimization/35494
22427 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22428 may be overriden at link and run time.
22430 2008-03-10 Richard Guenther <rguenther@suse.de>
22432 PR tree-optimization/34677
22433 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22434 (poolify_tree): Likewise.
22435 (modify_expr_template): Likewise.
22436 (poolify_modify_stmt): Likewise.
22437 (insert_fake_stores): Handle all component-ref style stores
22438 in addition to INDIRECT_REF. Also handle complex types.
22439 Do not poolify the inserted load.
22440 (realify_fake_stores): Do not rebuild the tree but only
22441 make it a SSA_NAME copy.
22442 (init_pre): Remove initialzation of modify_expr_template.
22443 Do not allocate modify_expr_node_pool.
22444 (fini_pre): Do not free modify_expr_node_pool.
22446 2008-03-10 Paul Brook <paul@codesourcery.com>
22448 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22449 to avoid conflicts.
22451 2008-03-10 Paul Brook <paul@codesourcery.com>
22452 Mark Shinwell <shinwell@codesourcery.com>
22454 * config/arm/cortex-r4.md: New.
22455 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22457 * config/arm/arm.md: Include cortex-r4.md.
22458 (insn): Add smmls, sdiv and udiv values.
22459 (generic_sched): Don't use generic scheduling for Cortex-R4.
22460 (arm_issue_rate): New function.
22461 (TARGET_SCHED_ISSUE_RATE): Define.
22463 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22465 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22467 2008-03-10 Richard Guenther <rguenther@suse.de>
22469 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22470 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22472 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22474 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22475 Set default to true.
22477 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22479 * c.opt (Wsynth): Deprecate.
22480 * doc/invoke.texi (Option Summary, Warning Options): Document
22481 -Wno-format-contains-nul.
22483 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22486 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22487 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22489 2008-03-09 Ira Rosen <irar@il.ibm.com>
22491 * config/rs6000/rs6000.c (builtin_description): Rename vector
22492 left shift operations.
22493 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22494 (altivec_vsl<VI_char>): Rename to ...
22495 (ashl<mode>3): ... new name.
22496 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22498 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22500 2008-03-08 Richard Guenther <rguenther@suse.de>
22502 * coverage.h (tree_coverage_counter_addr): Declare.
22503 * coverage.c (tree_coverage_counter_addr): New function.
22504 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22505 before using again.
22506 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22507 (tree_gen_one_value_profiler): Likewise.
22508 (tree_gen_ic_profiler): Likewise.
22509 (tree_gen_average_profiler): Likewise.
22510 (tree_gen_ior_profiler): Likewise.
22512 2008-03-08 Richard Guenther <rguenther@suse.de>
22514 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22515 (vn_binary_op_insert): Likewise.
22516 (vn_unary_op_lookup): Likewise.
22517 (vn_unary_op_insert): Likewise.
22518 (vn_nary_op_lookup): Declare.
22519 (vn_nary_op_insert): Likewise.
22520 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22521 and binary hashes, use a single obstack for unary_op_pool
22522 and binary_op_pool.
22523 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22524 a single struct vn_nary_op_s. Store tree code length and
22525 a variable number of operands.
22526 (struct vn_reference_op_struct): Remove unused op2.
22527 (vn_reference_op_eq): Do not compare op2.
22528 (vn_reference_op_compute_hash): Do not compute hash of op2.
22529 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22530 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22531 with vn_nary_op_compute_hash.
22532 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22533 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22535 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22537 (visit_unary_op): Call nary functions.
22538 (visit_binary_op): Likewise.
22539 (process_scc): Adjust for struct vn_tables_s changes.
22540 (allocate_vn_table): Likewise.
22541 (free_vn_table): Likewise.
22542 * tree-vn.c (vn_add): Call nary functions.
22543 (vn_lookup): Likewise.
22545 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22548 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22549 wdst back after sync_compare_and_swapqhi_internal.
22551 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22554 * config/i386/i386-modes.def (V1DI): New vector mode.
22555 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22556 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22557 (MMXMODE248): Ditto.
22558 (MMXMODE): Add V1DI mode.
22559 (mmxvecsize): Change DI mode to V1DI mode.
22560 ("mov<mode>): Use MMXMODEI8 mode iterator.
22561 ("*mov<mode>_internal_rex64"): Ditto.
22562 ("*mov<mode>_internal"): Ditto.
22563 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22564 ("mmx_sub<mode>3"): Ditto.
22565 ("mmx_adddi3"): Remove insn pattern.
22566 ("mmx_subdi3"): Ditto.
22567 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22568 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22569 ("mmx_ashl<mode>3"): Ditto.
22570 ("mmx_lshrdi3"): Remove insn pattern.
22571 ("mmx_ashldi3"): Ditto.
22572 * config/i386/i386.c (classify_argument): Handle V1DImode.
22573 (function_arg_advance_32): Ditto.
22574 (function_arg_32): Ditto.
22575 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22576 mmx_addv1di3 insn pattern.
22577 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22578 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22579 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22580 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22581 Remove definitions of built-in functions.
22582 (V1DI_type_node): New node.
22583 (v1di_ftype_v1di_int): Ditto.
22584 (v1di_ftype_v1di_v1di): Ditto.
22585 (v2si_ftype_v2si_si): Ditto.
22586 (v4hi_ftype_v4hi_di): Remove node.
22587 (v2si_ftype_v2si_di): Ditto.
22588 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22589 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22590 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22591 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22592 Add new builtins using def_builtin_const.
22593 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22594 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22595 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22596 * config/i386/mmintrin.h (__v1di): New typedef.
22597 (_mm_add_si64): Cast arguments to __v1di type.
22598 (_mm_sub_si64): Ditto.
22599 (_mm_sll_pi16): Cast __count to __v4hi type.
22600 (_mm_sll_pi32): Cast __count to __v2si type.
22601 (_mm_sll_si64): Cast arguments to __v1di type.
22602 (_mm_srl_pi16): Cast __count to __v4hi type.
22603 (_mm_srl_pi32): Cast __count to __v2si type.
22604 (_mm_srl_si64): Cast arguments to __v1di type.
22605 (_mm_sra_pi16): Cast __count to __v4hi type.
22606 (_mm_sra_pi32): Cast __count to __v2si type.
22607 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22608 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22609 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22610 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22611 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22612 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22613 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22614 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22615 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22616 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22617 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22618 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22620 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22622 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22624 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22627 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22628 reg+const addressing for Altivec modes. Don't generate reg+reg
22629 addressing for TFmode or TDmode quantities.
22631 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22633 * c-common.c (vector_types_convertible_p): Call langhook
22634 instead of comptypes.
22636 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22639 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22640 integral and scalar float variables which have a
22643 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22645 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22646 dwarf_register_span hook when emitting unwind information for
22647 register-to-memory saves.
22648 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22649 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22651 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22653 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22654 for the same VAR_DECL.
22656 2008-03-06 Tom Tromey <tromey@redhat.com>
22658 * treelang: Delete.
22659 * doc/standards.texi (Standards): Don't mention treelang.
22660 * doc/invoke.texi (Overall Options): Don't mention treelang.
22661 * doc/install.texi (Prerequisites): Don't mention bison or
22663 (Configuration): Don't mention treelang.
22664 (Building): Likewise.
22665 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22667 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22669 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22670 word-extractions out of a multi-word object.
22672 2008-03-06 Richard Guenther <rguenther@suse.de>
22674 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22675 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22676 result type and precision.
22677 * expr.c (get_inner_reference): Set unsignedp based on the result
22678 type of BIT_FIELD_REF.
22679 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22680 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22681 (try_instantiate_multiple_fields): Likewise. Use the correct type
22683 (sra_build_assignment): Likewise.
22684 (sra_build_elt_assignment): Likewise.
22685 (sra_explode_bitfield_assignment): Likewise.
22686 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22687 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22688 set BIT_FIELD_REF_UNSIGNED.
22689 (vectorizable_load): Likewise.
22691 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22693 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22696 2008-03-06 Richard Guenther <rguenther@suse.de>
22698 * alias.c (struct alias_set_entry): Move has_zero_child field
22699 to pack with alias_set.
22701 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22703 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22706 2008-03-05 Ian Lance Taylor <iant@google.com>
22708 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22710 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22712 * fwprop.c (update_df): Support width and offset parameters of
22714 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22715 global_conflicts): Change DF_REF_EXTRACT to either
22716 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22717 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22718 * df-scan.c (df_ref_record, df_defs_record,
22719 df_ref_create_structure, df_def_record_1, df_uses_record,
22720 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22721 df_bb_refs_collect, df_entry_block_defs_collect,
22722 df_exit_block_uses_collect): Support new width and offset fields.
22723 (ref_extract_pool): New storage pool.
22724 (df_free_ref): New function.
22725 (df_reg_chain_unlink, df_free_collection_rec,
22726 df_sort_and_compress_refs): Call df_free_ref.
22727 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22729 (df_ref_create_structure): Allocate df_ref_extract if offset and
22730 width fields are used.
22731 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22732 (df_uses_record): Get offset and width from ZERO_EXTRACT
22734 * global.c (build_insn_chain): 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.h (df_ref_flags): Change DF_REF_EXTRACT to either
22738 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22739 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22740 (df_ref_extract): New structure.
22741 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22742 (df_ref_create): Add width and offset parameters.
22744 2008-03-05 Richard Guenther <rguenther@suse.de>
22746 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22747 Use ranges_overlap_p.
22748 (offset_overlaps_with_access): Rename
22749 to ranges_overlap_p and move ...
22750 * tree-flow-inline.h (ranges_overlap_p): ... here.
22752 * tree.h (get_inner_reference, handled_component_p): Update
22755 * tree.h (record_component_aliases, get_alias_set,
22756 alias_sets_conflict_p, alias_sets_must_conflict_p,
22757 objects_must_conflict_p): Move declarations ...
22758 * alias.h (record_component_aliases, get_alias_set,
22759 alias_sets_conflict_p, alias_sets_must_conflict_p,
22760 objects_must_conflict_p): ... here.
22761 Include coretypes.h.
22762 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22764 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22766 * cfg.c: Include tree-flow.h.
22767 (remove_edge_raw): Call redirect_edge_var_map_clear.
22768 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22769 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22770 (redirect_edge_var_map_result): New.
22771 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22772 PENDING_STMT use with redirect_edge_var_map_*.
22773 * tree-ssa.c (edge_var_maps): New definition.
22774 (redirect_edge_var_map_add): New.
22775 (redirect_edge_var_map_clear): New.
22776 (redirect_edge_var_map_dup): New.
22777 (redirect_edge_var_map_vector): New.
22778 (redirect_edge_var_map_destroy): New.
22779 (ssa_redirect_edge): Replace PENDING_STMT use with
22780 redirect_edge_var_map_*.
22781 (flush_pending_stmts): Same.
22782 (delete_tree_ssa): Destroy edge var map.
22783 * tree-flow.h (struct _edge_var_map): New.
22784 Define edge_var_map vector type.
22785 Declare redirect_edge_var_map_* prototypes.
22786 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22787 * tree-cfg.c (reinstall_phi_args): Replace
22788 PENDING_STMT use with redirect_edge_var_map_*.
22790 2008-03-05 Richard Guenther <rguenther@suse.de>
22792 PR tree-optimization/35472
22793 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22794 whose single use_stmt has a overlapping set of loaded and
22795 stored symbols as that use_stmt might be a noop assignment then.
22797 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22799 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22801 2008-03-05 Richard Guenther <rguenther@suse.de>
22804 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22805 should be constants.
22806 * tree-cfg.c (verify_expr): Verify it.
22807 * fold-const.c (fold_truthop): Remove code generating
22808 BIT_FIELD_REFs of structure bases.
22809 (fold_binary): Likewise.
22810 (fold_ternary): Position and size of BIT_FIELD_REFs are
22811 always host integers.
22812 (make_bit_field_ref): Remove.
22813 (optimize_bit_field_compare): Remove.
22814 (all_ones_mask_p): Remove.
22816 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22819 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22820 (split_block_and_df_analyze): New. Split basic block and rebuild
22822 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22824 (split_pattern_seq): Likewise.
22825 (erase_matching_seqs): Likewise.
22826 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22828 2008-03-04 Geoff Keating <geoffk@apple.com>
22830 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22831 declaration and code.
22832 (tree_invalid_nonnegative_warnv_p): Likewise.
22834 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22836 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22837 examples. Truncate option-names then causing overfull hbox.
22839 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22842 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22844 * configure: Rebuilt.
22846 2008-03-04 Rafael Espíndola <espindola@google.com>
22848 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22849 (tree_unary_nonnegative_warnv_p): New.
22850 (tree_binary_nonnegative_warnv_p): New.
22851 (tree_single_nonnegative_warnv_p): New.
22852 (tree_invalid_nonnegative_warnv_p): New.
22853 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22855 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22858 * opts.c (handle_option): Postpone 'unknown option' errors only for
22861 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22864 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22867 2008-03-04 Rafael Espíndola <espindola@google.com>
22869 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22870 (tree_binary_nonzero_warnv_p): New.
22871 (tree_single_nonzero_warnv_p): New.
22872 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22874 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22876 PR middle-end/35456
22877 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22878 transformations for modes that have signed zeros.
22879 * ifcvt.c (noce_try_abs): Ditto.
22881 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22883 * config/i386/i386.c (override_options): Force
22884 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22886 2008-03-04 Jan Hubicka <jh@suse.cz>
22889 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22892 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22894 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22895 label to probe the stack.
22897 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22899 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22900 (__gthr_win32_mutex_destroy): Declare.
22901 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22902 __gthr_win32_mutex_destroy.
22903 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22905 2008-03-03 Jan Hubicka <jh@suse.cz>
22908 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22909 aggressive on inlining cold calls.
22911 2008-03-03 Richard Guenther <rguenther@suse.de>
22913 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22914 struct copies into the expression table.
22915 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22916 (try_to_simplify): Likewise.
22917 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22918 integral and pointer arguments which do not change the
22919 precision to NOP_EXPRs.
22920 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22921 VIEW_CONVERT_EXPR case.
22923 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22925 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22926 defined in a loop at depth 0 is invariant.
22927 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22928 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22929 be called at loop depth 0.
22931 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22934 * gcc.c (process_command): Update copyright notice dates.
22935 * gcov.c (print_version): Likewise.
22936 * gcov-dump.c (print_version): Likewise.
22937 * mips-tfile.c (main): Likewise.
22938 * mips-tdump.c (main): Likewise.
22940 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22943 * c-common.c (flag_permissive): Delete.
22944 (constant_expression_warnings): Check flags first.
22945 (constant_expression_error): New.
22946 * c-common.h (flag_permissive): Delete.
22947 (constant_expression_error): Declare.
22948 * flags.h (flag_permissive): Declare. Update description.
22949 * diagnostic.c (pedwarn): Update.
22951 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22952 (permissive_error_kind): New.
22953 * toplev.c (flag_permissive): Define. Update description.
22954 * toplev.h (permissive_error_kind): Declare.
22955 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22956 (pedwarn_c90): Use pedantic_warning_kind.
22957 * c-opts.c (c_common_post_options): flag_permissive does not affect
22958 flag_pedantic_errors.
22960 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22962 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22963 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22964 __absvsi2, __absvDI2): Use unsigned arithmetic.
22966 2008-03-02 Andi Kleen <ak@suse.de>
22967 Richard Guenther <rguenther@suse.de>
22969 * struct-equiv.c: Remove file.
22970 * cfg_cleanup.c (condjump_equiv_p): Remove.
22971 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22972 (struct-equiv.o): Remove rule.
22973 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22974 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22975 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22977 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22979 * ifcvt.c (noce_process_if_block): Try to handle only the then
22980 block if the else block exists but isn't suitable.
22982 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22985 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22986 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22987 regression from previous patch.
22989 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22992 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22994 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22995 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22996 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22997 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22998 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22999 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23000 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23001 (__gthread_mutex_destroy_function): Rename to
23002 __gthread_mutex_destroy.
23003 * gthr-dce.h (__gthread_mutex_destroy): Call
23004 pthread_mutex_destroy.
23005 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23006 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23007 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23009 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23011 * df-scan.c (df_ref_chain_change_bb): Simplify.
23012 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23013 set_block_for_insn if there's any change.
23014 * df.h ((df_insn_change_bb): Fix prototype.
23015 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23016 df_insn_change_bb, don't call set_block_for_insn.
23017 * emit-rtl.c (reorder_insns): Likewise.
23018 * haifa-sched.c (move_insn): Likewise.
23020 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23022 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23024 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23026 * tree-flow-inline.h (next_readonly_imm_use): Return
23027 NULL_USE_OPERAND_P after the end.
23029 2008-03-01 Richard Guenther <rguenther@suse.de>
23031 PR tree-optimization/35411
23032 * tree-sra.c (sra_build_assignment): Split conversion to
23033 final type to a separate statement if we are not assigning
23036 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23038 * fold-const.c (fold_convertible_p): Correct the logic to follow
23039 that in fold_convert().
23041 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23044 * tree-inline.c (build_duplicate_type): When we make a
23045 duplicate type, make it unique in the canonical types system.
23047 2008-02-29 Tom Tromey <tromey@redhat.com>
23049 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23050 input_file_stack_history, input_file_stack_restored): Remove.
23051 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23052 * input.h (struct file_stack): Remove.
23053 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23054 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23056 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23058 (diagnostic_last_module_changed): Add 'map' argument.
23059 (diagnostic_set_last_function): Likewise.
23060 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23061 line map, not input_file_stack.
23062 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23064 2008-02-29 Paul Brook <paul@codesourcery.com>
23066 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23068 2008-02-29 Paul Brook <paul@codesourcery.com>
23070 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23072 2008-02-29 Richard Guenther <rguenther@suse.de>
23074 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23076 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23077 value for comparing for a store match.
23078 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23079 (try_to_simplify): Do not do a full-blown reference lookup.
23081 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23083 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23084 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23086 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23088 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23090 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23091 strides against cache sizes.
23093 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23095 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23098 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23100 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23101 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23102 is smaller than the original promoted value.
23103 (simplify_subreg): If OP is a SUBREG, try to preserve its
23104 SUBREG_PROMOTED_VAR_P information.
23106 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23108 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23109 (VN_INFO_GET): Allocate new objects on the obstack.
23110 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23111 for rpo_numbers_temp, for consistency.
23112 (free_scc_vn): Free the obstack.
23114 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23116 * doc/invoke.texi: Document -ftree-loop-distribution.
23117 * tree-loop-distribution.c: New.
23118 * tree-pass.h (pass_loop_distribution): New.
23119 * graphds.h (struct graph): Add htab_t indices.
23120 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23121 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23122 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23123 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23124 * tree-data-ref.c (debug_data_dependence_relations): New.
23125 (dump_data_dependence_relation): Also print data references.
23126 (free_data_ref): Extern.
23127 (same_access_functions): Moved...
23128 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23129 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23130 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23131 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23132 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23133 (stmts_from_loop): Skip LABEL_EXPR.
23134 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23136 (build_rdg): Initialize rdg->indices htab.
23137 (free_rdg, stores_from_loop, ref_base_address,
23138 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23139 have_similar_memory_accesses_1, ref_base_address_1,
23140 remove_similar_memory_refs): New.
23141 * tree-data-ref.h: Depend on tree-chrec.h.
23142 (debug_data_dependence_relations, free_data_ref): Declared.
23143 (same_access_functions): ... here.
23144 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23146 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23147 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23148 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23149 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23150 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23151 rdg_vertex_for_stmt): Declared.
23152 (struct rdg_edge): Add level.
23154 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23155 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23157 (rdg_has_similar_memory_accesses): New.
23158 * tree-vect-analyze.c: Remove unused static decls.
23159 * lambda.h (dependence_level): New.
23160 * common.opt (ftree-loop-distribution): New.
23161 * tree-flow.h (mark_virtual_ops_in_bb,
23162 slpeel_tree_duplicate_loop_to_edge_cfg,
23163 rename_variables_in_loop): Declared.
23164 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23165 (OBJS-common): Add tree-loop-distribution.o.
23166 (tree-loop-distribution.o): New rule.
23167 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23168 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23169 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23171 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23174 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23175 other than structures and unions.
23177 2008-02-28 Richard Guenther <rguenther@suse.de>
23180 2008-02-26 Richard Guenther <rguenther@suse.de>
23182 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23183 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23184 (lookup_decl_from_uid): Declare.
23185 (remove_decl_from_map): Likewise.
23186 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23187 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23188 (decl_for_uid_map): New global hashtable mapping DECL_UID
23190 (init_ttree): Allocate it.
23191 (insert_decl_to_uid_decl_map): New helper function.
23192 (make_node_stat): Insert new decls into the map.
23193 (copy_node_stat): Likewise.
23194 (lookup_decl_from_uid): New function.
23195 (remove_decl_from_map): Likewise.
23196 (print_decl_for_uid_map_statistics): New helper.
23197 (dump_tree_statistics): Call it.
23199 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23200 (referenced_var_iterator): Adjust.
23201 (FOR_EACH_REFERENCED_VAR): Adjust.
23202 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23203 (num_referenced_vars): Adjust.
23204 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23205 (first_referenced_var): Remove.
23206 (end_referenced_vars_p): Likewise.
23207 (next_referenced_var): Likewise.
23208 (referenced_var_iterator_set): New helper function.
23209 * tree-dfa.c (referenced_var_lookup): Adjust.
23210 (referenced_var_check_and_insert): Likewise.
23211 (remove_referenced_var): Likewise.
23212 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23213 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23214 (verify_call_clobbering): Likewise.
23215 (verify_memory_partitions): Likewise.
23216 (init_tree_ssa): Allocate bitmap instead of hashtable for
23218 (delete_tree_ssa): Adjust.
23219 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23220 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23221 (compute_tag_properties): Likewise.
23222 (set_initial_properties): Likewise.
23223 (find_partition_for): Likewise.
23224 (update_reference_counts): Likewise.
23225 (dump_may_aliases_for): Likewise.
23226 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23227 (add_call_clobber_ops): Likewise.
23228 (add_call_read_ops): Likewise.
23229 (get_asm_expr_operands): Likewise.
23230 * tree-into-ssa.c (dump_decl_set): Likewise.
23231 (update_ssa): Likewise.
23232 * tree-sra.c (scan_function): Likewise.
23233 (decide_instantiations): Likewise.
23234 (scalarize_parms): Likewise.
23235 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23236 (dsa_named_for): Likewise.
23237 * tree-ssa-structalias.c (update_alias_info): Likewise.
23238 (merge_smts_into): Likewise.
23240 2008-02-27 David Daney <ddaney@avtrex.com>
23243 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23244 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23245 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23246 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23247 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23249 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23252 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23253 (BUILT_IN_NEXTTOWARD): Remove.
23254 (BUILT_IN_NEXTTOWARDF): Ditto.
23255 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23256 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23258 2008-02-27 Tom Tromey <tromey@redhat.com>
23260 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23261 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23263 2008-02-27 Jan Beulich <jbeulich@novell.com>
23265 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23266 update the respective field on newdecl.
23268 2008-02-27 Revital Eres <eres@il.ibm.com>
23270 PR rtl-optimization/34999
23271 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23272 crossing edges that ends with a call insn.
23273 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23274 call insn and clear the EDGE_CROSSING flag of the crossing edge
23275 when fixing fallthru edges.
23277 2008-02-27 Richard Guenther <rguenther@suse.de>
23279 PR middle-end/35390
23280 * fold-const.c (fold_unary): Return the correct argument,
23281 converted to the result type.
23283 2008-02-27 Richard Guenther <rguenther@suse.de>
23285 PR middle-end/34971
23286 * expr.c (expand_expr_real_1): Assert on rotates that operate
23288 * fold-const.c (fold_binary): Use the types precision, not the
23289 bitsize of the mode if folding rotate expressions. Build rotates
23290 only for full modes.
23292 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23294 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23295 and CPP_PRAGMA_EOL.
23296 * c-pragma.c (pragma_ns_name): New typedef.
23297 (registered_pp_pragmas): New variable.
23298 (c_pp_lookup_pragma): New function.
23299 (c_register_pragma_1): If flag_preprocess_only, do nothing
23300 for non-expanded pragmas, for expanded ones push pragma's
23301 namespace and name into registered_pp_pragmas vector.
23302 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23303 flag_preprocess_only, don't register GCC pch_preprocess
23304 pragma if flag_preprocess_only.
23305 * c-opts.c (c_common_init): Call init_pragma even if
23306 flag_preprocess_only.
23307 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23308 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23309 cpp_register_pragma if flag_preprocess_only.
23311 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23314 * c-parser.c (c_parser_translation_unit): Warn for empty
23315 translation unit, not empty source file.
23317 2008-02-26 Paul Brook <paul@codesourcery.com>
23319 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23320 operand for Thumb-2.
23321 * config/arm/arm.h (reg_class): Add CORE_REGS.
23322 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23323 (BASE_REG_CLASS): Use CORE_REGS.
23324 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23325 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23326 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23327 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23328 ARM_REGNO_OK_FOR_INDEX_P.
23329 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23330 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23331 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23332 (ldm/stm peepholes): Ditto.
23333 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23334 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23335 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23336 * config/arm/constraints.md: Enable "k" constraint on ARM.
23338 2008-02-27 Ben Elliston <bje@au.ibm.com>
23340 * config/rs6000/rs6000.c: Annotate cache line size field in all
23341 instances of struct processor_costs.
23343 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23345 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23346 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23347 jump_bypass): New counters.
23348 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23349 * dce.c (gate_ud_dce): Same.
23350 (gate_fast_dce): Same.
23351 * dse.c (gate_dse1): New function.
23352 (gate_dse2): New function.
23353 (gate_dse): Merge results of new gate functions.
23354 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23355 (gate_handle_jump_bypass): Add dbg_cnt.
23356 (gate_handle_gcse): Add dbg_cnt.
23357 * ifcvt.c (gate_handle_if_conversion): Same.
23358 (gate_handle_if_after_combine): Same.
23359 (gate_handle_if_after_reload): Same.
23360 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23362 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23364 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23366 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23368 2008-02-26 Jason Merrill <jason@redhat.com>
23371 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23372 alone if it's the naming decl for the type's main variant.
23374 2008-02-26 Tom Tromey <tromey@redhat.com>
23376 * system.h (USE_MAPPED_LOCATION): Poison.
23377 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23378 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23379 (make_goto_expr_edges): Likewise.
23380 (remove_bb): Likewise.
23381 (execute_warn_function_return): Likewise.
23382 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23384 * c-common.c (fname_decl): Remove old location code.
23385 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23387 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23389 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23390 (gen_rtx_ASM_INPUT): Likewise.
23391 (gen_rtx_ASM_INPUT_loc): Likewise.
23392 (get_rtx_asm_OPERANDS): Remove.
23393 * cfglayout.c (insn_locators_alloc): Remove old location code.
23394 (set_curr_insn_source_location): Likewise.
23395 (curr_insn_locator): Likewise.
23396 * print-tree.c (print_node): Remove old location code.
23397 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23398 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23399 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23400 location_from_locus.
23401 (construct_exit_block): Remove old location code.
23402 * emit-rtl.c (force_next_line_note): Remove old location code.
23403 * profile.c (branch_prob): Remove old location code.
23404 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23405 LOC_LINE): Remove old-location variants.
23406 * langhooks.c (lhd_print_error_function): Remove old location
23408 * configure, config.in: Rebuilt.
23409 * configure.ac (--enable-mapped-location): Remove.
23410 * c-decl.c (c_init_decl_processing): Remove old location code.
23411 (finish_function): Likewise.
23412 * recog.c (decode_asm_operands): Remove old location code.
23413 * c-pch.c (c_common_read_pch): Remove old location code.
23414 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23416 * gimple-low.c (lower_function_body): Remove old location code.
23417 * toplev.c (unknown_location): Remove.
23418 (push_srcloc): Remove old-location variant.
23419 (process_options): Remove old location code.
23420 (lang_dependent_init): Likewise.
23421 * input.h (UNKNOWN_LOCATION): Move definition.
23422 (location_t): Undeprecate.
23423 (source_locus): Remove.
23424 (location_from_locus): Remove.
23425 (struct location_s): Remove.
23426 Remove all old-location code.
23427 (input_line, input_filename): Remove.
23428 * final.c (final_scan_insn): Remove old location code.
23429 * diagnostic.c (diagnostic_build_prefix): Remove
23430 USE_MAPPED_LOCATION test.
23431 * tree.h (gimple_stmt) <locus>: Now a location_t.
23432 (tree_exp) <locus>: Likewise.
23433 (DECL_IS_BUILTIN): Remove old-location variant.
23434 (annotate_with_file_line, annotate_with_locus): Likewise.
23435 (expr_locus, set_expr_locus): Update.
23436 * tree.c (build1_stat): Remove old location code.
23437 (last_annotated_node): Remove.
23438 (annotate_with_file_line): Remove old-location variant.
23439 (annotate_with_locus): Likewise.
23440 (expr_location): Remove old location code.
23441 (set_expr_location): Likewise.
23442 (expr_has_location): Likewise.
23443 (expr_locus): Likewise.
23444 (set_expr_locus): Likewise.
23445 (expr_filename): Don't use location_from_locus.
23446 (expr_lineno): Likewise.
23447 * rtl-error.c (location_for_asm): Remove old location code.
23448 * c-lex.c (cb_line_change): Remove old location code.
23449 (fe_file_change): Likewise.
23450 (cb_def_pragma): Likewise.
23451 (c_lex_with_flags): Likewise.
23452 * gengtype.c (do_typedef): Don't special-case location types.
23453 (define_location_structures): Remove.
23454 (main): Don't call define_location_structures.
23455 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23458 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23461 * builtins.def (BUILT_IN_STDARG_START): Remove.
23462 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23463 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23464 * tree-inline.c (inline_forbidden_p_1): Likewise.
23466 2008-02-26 Richard Guenther <rguenther@suse.de>
23468 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23469 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23470 (lookup_decl_from_uid): Declare.
23471 (remove_decl_from_map): Likewise.
23472 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23473 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23474 (decl_for_uid_map): New global hashtable mapping DECL_UID
23476 (init_ttree): Allocate it.
23477 (insert_decl_to_uid_decl_map): New helper function.
23478 (make_node_stat): Insert new decls into the map.
23479 (copy_node_stat): Likewise.
23480 (lookup_decl_from_uid): New function.
23481 (remove_decl_from_map): Likewise.
23482 (print_decl_for_uid_map_statistics): New helper.
23483 (dump_tree_statistics): Call it.
23485 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23486 (referenced_var_iterator): Adjust.
23487 (FOR_EACH_REFERENCED_VAR): Adjust.
23488 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23489 (num_referenced_vars): Adjust.
23490 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23491 (first_referenced_var): Remove.
23492 (end_referenced_vars_p): Likewise.
23493 (next_referenced_var): Likewise.
23494 (referenced_var_iterator_set): New helper function.
23495 * tree-dfa.c (referenced_var_lookup): Adjust.
23496 (referenced_var_check_and_insert): Likewise.
23497 (remove_referenced_var): Likewise.
23498 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23499 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23500 (verify_call_clobbering): Likewise.
23501 (verify_memory_partitions): Likewise.
23502 (init_tree_ssa): Allocate bitmap instead of hashtable for
23504 (delete_tree_ssa): Adjust.
23505 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23506 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23507 (compute_tag_properties): Likewise.
23508 (set_initial_properties): Likewise.
23509 (find_partition_for): Likewise.
23510 (update_reference_counts): Likewise.
23511 (dump_may_aliases_for): Likewise.
23512 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23513 (add_call_clobber_ops): Likewise.
23514 (add_call_read_ops): Likewise.
23515 (get_asm_expr_operands): Likewise.
23516 * tree-into-ssa.c (dump_decl_set): Likewise.
23517 (update_ssa): Likewise.
23518 * tree-sra.c (scan_function): Likewise.
23519 (decide_instantiations): Likewise.
23520 (scalarize_parms): Likewise.
23521 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23522 (dsa_named_for): Likewise.
23523 * tree-ssa-structalias.c (update_alias_info): Likewise.
23524 (merge_smts_into): Likewise.
23526 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23529 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23530 * c-opts.c (c_common_handle_option): Wall enables
23531 Wvolatile-register-var.
23532 * common.opt: Move Wvolatile-register-var to...
23535 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23537 * common.opt (Wlarger-than=): New.
23538 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23540 * opts.c (common_handle_option): Handle -Wlarger-than=.
23541 * optc-gen.awk: Likewise.
23542 * opth-gen.awk: Likewise.
23543 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23544 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23546 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23548 * c-common.c (match_case_to_enum_1): Add appropriate
23549 OPT_W* parameter to warning.
23550 (c_do_switch_warnings): Likewise.
23551 * c-typeck.c (warning_init): Add one more parameter following
23552 'warning' function.
23553 (push_init_level): Update call to warning_init.
23554 (pop_init_level): Likewise.
23555 (add_pending_init): Likewise.
23556 (output_init_element: Likewise.
23558 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23561 * toplev.c (toplev_main): If there are warnings or error, print
23562 errors for ignored options.
23563 * opts.c (ignored_options): New static variable.
23564 (postpone_unknown_option_error): New.
23565 (print_ignored_options): New.
23566 (handle_option): Postpone errors for unknown -Wno-* options.
23567 * opts.h (print_ignored_options): Declare.
23569 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23571 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23574 2008-02-25 Richard Guenther <rguenther@suse.de>
23577 2008-02-25 Richard Guenther <rguenther@suse.de>
23579 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23580 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23581 (lookup_decl_from_uid): Declare.
23582 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23583 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23584 (decl_for_uid_map): New global hashtable mapping DECL_UID
23586 (init_ttree): Allocate it.
23587 (insert_decl_to_uid_decl_map): New helper function.
23588 (make_node_stat): Insert new decls into the map.
23589 (copy_node_stat): Likewise.
23590 (lookup_decl_from_uid): New function.
23591 (print_decl_for_uid_map_statistics): New helper.
23592 (dump_tree_statistics): Call it.
23594 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23595 (referenced_var_iterator): Adjust.
23596 (FOR_EACH_REFERENCED_VAR): Adjust.
23597 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23598 (num_referenced_vars): Adjust.
23599 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23600 (first_referenced_var): Remove.
23601 (end_referenced_vars_p): Likewise.
23602 (next_referenced_var): Likewise.
23603 (referenced_var_iterator_set): New helper function.
23604 * tree-dfa.c (referenced_var_lookup): Adjust.
23605 (referenced_var_check_and_insert): Likewise.
23606 (remove_referenced_var): Likewise.
23607 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23608 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23609 (verify_call_clobbering): Likewise.
23610 (verify_memory_partitions): Likewise.
23611 (init_tree_ssa): Allocate bitmap instead of hashtable for
23613 (delete_tree_ssa): Adjust.
23614 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23615 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23616 (compute_tag_properties): Likewise.
23617 (set_initial_properties): Likewise.
23618 (find_partition_for): Likewise.
23619 (update_reference_counts): Likewise.
23620 (dump_may_aliases_for): Likewise.
23621 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23622 (add_call_clobber_ops): Likewise.
23623 (add_call_read_ops): Likewise.
23624 (get_asm_expr_operands): Likewise.
23625 * tree-into-ssa.c (dump_decl_set): Likewise.
23626 (update_ssa): Likewise.
23627 * tree-sra.c (scan_function): Likewise.
23628 (decide_instantiations): Likewise.
23629 (scalarize_parms): Likewise.
23630 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23631 (dsa_named_for): Likewise.
23632 * tree-ssa-structalias.c (update_alias_info): Likewise.
23633 (merge_smts_into): Likewise.
23635 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23638 * doc/invoke.texi (-fcx-limited-range): Document new option.
23639 * toplev.c (process_options): Handle -fcx-fortran-rules.
23640 * common.opt: Add documentation for -fcx-fortran-rules.
23642 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23645 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23646 actual behaviour and C99.
23648 2008-02-26 Ben Elliston <bje@au.ibm.com>
23650 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23651 (ASM_CPU_POWER6_SPEC): Likewise.
23652 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23653 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23654 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23656 2008-02-25 Richard Guenther <rguenther@suse.de>
23658 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23659 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23660 (lookup_decl_from_uid): Declare.
23661 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23662 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23663 (decl_for_uid_map): New global hashtable mapping DECL_UID
23665 (init_ttree): Allocate it.
23666 (insert_decl_to_uid_decl_map): New helper function.
23667 (make_node_stat): Insert new decls into the map.
23668 (copy_node_stat): Likewise.
23669 (lookup_decl_from_uid): New function.
23670 (print_decl_for_uid_map_statistics): New helper.
23671 (dump_tree_statistics): Call it.
23673 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23674 (referenced_var_iterator): Adjust.
23675 (FOR_EACH_REFERENCED_VAR): Adjust.
23676 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23677 (num_referenced_vars): Adjust.
23678 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23679 (first_referenced_var): Remove.
23680 (end_referenced_vars_p): Likewise.
23681 (next_referenced_var): Likewise.
23682 (referenced_var_iterator_set): New helper function.
23683 * tree-dfa.c (referenced_var_lookup): Adjust.
23684 (referenced_var_check_and_insert): Likewise.
23685 (remove_referenced_var): Likewise.
23686 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23687 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23688 (verify_call_clobbering): Likewise.
23689 (verify_memory_partitions): Likewise.
23690 (init_tree_ssa): Allocate bitmap instead of hashtable for
23692 (delete_tree_ssa): Adjust.
23693 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23694 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23695 (compute_tag_properties): Likewise.
23696 (set_initial_properties): Likewise.
23697 (find_partition_for): Likewise.
23698 (update_reference_counts): Likewise.
23699 (dump_may_aliases_for): Likewise.
23700 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23701 (add_call_clobber_ops): Likewise.
23702 (add_call_read_ops): Likewise.
23703 (get_asm_expr_operands): Likewise.
23704 * tree-into-ssa.c (dump_decl_set): Likewise.
23705 (update_ssa): Likewise.
23706 * tree-sra.c (scan_function): Likewise.
23707 (decide_instantiations): Likewise.
23708 (scalarize_parms): Likewise.
23709 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23710 (dsa_named_for): Likewise.
23711 * tree-ssa-structalias.c (update_alias_info): Likewise.
23712 (merge_smts_into): Likewise.
23714 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23717 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23718 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23719 * alias.h (nonoverlapping_memrefs_p): Likewise.
23721 2008-02-25 Jan Beulich <jbeulich@novell.com>
23723 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23724 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23725 __emultls_get_address, __emultls_register_common,
23726 __floatundi?f, and _Unwind_GetIPInfo.
23727 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23728 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23729 (gen_regparm_prefix): Likewise.
23730 (i386_nlm_encode_section_info): Sync with
23731 config/i386/winnt.c:i386_pe_encode_section_info().
23732 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23733 i386_nlm_mangle_decl_assembler_name): New.
23734 (netware_override_options): New.
23735 * config/i386/netware.h (netware_override_options): Declare.
23736 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23737 (i386_nlm_mangle_decl_assembler_name): Declare.
23738 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23740 2008-02-25 Ben Elliston <bje@au.ibm.com>
23743 * c-decl.c (grokdeclarator): Remove unused local variables
23744 `typedef_type' and `type_as_written'.
23746 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23747 unused local variable `has_hot_blocks'.
23748 (fix_crossing_conditional_branches): Remove unused local variable
23751 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23753 PR middle-end/19984
23754 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23755 using DEF_C99_BUILTIN.
23756 (BUILT_IN_NANF): Ditto.
23757 (BUILT_IN_NANL): Ditto.
23759 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23760 Revital Eres <eres@il.ibm.com>
23762 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23763 regarding the order of two dependent insns in the same row.
23765 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23767 * stor-layout.c (layout_decl): Do not bump the alignment of a
23768 bit-field to more than byte alignment if it is packed.
23770 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23772 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23775 2008-02-24 Diego Novillo <dnovillo@google.com>
23777 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23780 * tree-vrp.c (vrp_evaluate_conditional): With
23781 -Wtype-limits, emit a warning when comparing against a
23782 constant outside the natural range of OP0's type.
23783 * c.opt (Wtype-limits): Move ...
23784 * common.opt (Wtype-limits): ... here.
23786 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23788 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23789 * config/rs6000/e300c2c3.md: New file.
23790 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23792 (rs6000_override_options): Add e300c2 and e300c3 cases to
23793 processor_target_table. Do not allow usage of Altivec or Spe
23794 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23795 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23796 * config/rs6000/rs6000.h (processor_type): Add
23797 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23798 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23799 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23800 and ppce300c3. Include e300c2c3.md.
23802 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23804 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23805 instead of TARGET_STRICT_ALIGN.
23807 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23809 * explow.c (memory_address): Assert that the generated address is
23812 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23815 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23816 * config/darwin-ppc-ldouble-patch.def: New file.
23817 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23818 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23819 SUBTARGET_INIT_BUILTINS if defined.
23820 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23823 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23826 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23827 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23829 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23832 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23833 file" warning condtional on -Winvalid-PCH.
23835 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23837 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23839 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23843 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23844 prevent reload from using MMX registers.
23845 (*mov<mode>_internal): Ditto.
23846 (*movv2sf_internal_rex64): Ditto.
23847 (*movv2sf_internal): Ditto.
23849 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23851 PR documentation/31569
23852 * doc/install.texi2html: Use makeinfo --no-number-sections.
23854 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23856 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23857 ensure that we can address an entire entity > 8 bytes. Don't
23858 generate reg+reg addressing for such data.
23860 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23862 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23863 strings when optimizing for size, unless the target cares about
23866 2008-02-22 Tom Tromey <tromey@redhat.com>
23868 * regclass.c (current_pass): Remove declaration.
23870 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23872 * config/avr/libgcc.S (__RAMPZ__): Define.
23873 (__do_copy_data): Add for devices with 128KB code memory.
23875 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23877 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23879 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23881 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23883 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23886 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23889 * c-typeck.c (build_binary_op): Warn about floating point
23890 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23892 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23895 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23896 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23898 (rs6000_override_options): Set altivec_abi as default, not override,
23899 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23900 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23901 is used; use new member spe_abi.
23902 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23903 spe_abi and altivec_abi.
23905 2008-02-22 Tomas Bily <tbily@suse.cz>
23907 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23909 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23912 * config.build (build_file_translate): Set to `CMD //c' only if
23914 * Makefile.in (build_file_translate): Improve comment.
23916 2008-02-21 Jan Hubicka <jh@suse.cz>
23918 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23919 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23920 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23922 2008-02-21 Michael Matz <matz@suse.de>
23925 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23927 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23929 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23930 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23931 as insn constraint.
23932 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23933 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23934 SSE_VEC_FLOAT_MODE_P as insn constraint.
23935 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23936 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23937 sse4a_movntdf using MODEF mode iterator.
23938 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23939 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23940 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23941 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23942 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23943 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23944 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23946 2008-02-21 Richard Guenther <rguenther@suse.de>
23948 * tree.def (PAREN_EXPR): New tree code.
23949 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23951 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23952 * expr.c (expand_expr_real_1): Likewise.
23953 * tree-inline.c (estimate_num_insns_1): Likewise.
23954 * tree-complex.c (expand_complex_move): Likewise.
23955 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23958 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23961 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23963 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23966 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23968 * config/sh/sh.c (find_barrier): Don't go past
23969 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23971 2008-02-20 DJ Delorie <dj@redhat.com>
23973 * config/h8300/h8300.md (insv): Force source operand to be a register.
23975 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23976 as a jump, not as a plain insn.
23978 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23980 * doc/invoke.texi (Warning Options): Add new option
23981 -Wframe-larger-than=.
23982 (-Wframe-larger-than): Document.
23984 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23985 Add declarations for new option variables.
23987 * final.c (final_start_function): Check the frame size
23988 before emission and issue a Wframe-larger-than warning.
23990 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23991 Add definitions for new option variables.
23992 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23994 * common.opt (Wframe-larger-than=): New option.
23996 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23998 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23999 (<sse>_div<mode>3): Ditto.
24000 (<sse>_vmdiv<mode>3): Ditto.
24001 (<sse>_vmsqrt<mode>2): Ditto.
24002 (*smax<mode>3): Ditto.
24003 (sse5_frcz<mode>2): Ditto.
24004 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24005 as insn constraint.
24007 2008-02-20 Richard Guenther <rguenther@suse.de>
24009 PR middle-end/35265
24010 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24011 be happy with INTEGRAL_TYPE_P.
24013 2008-02-20 Richard Guenther <rguenther@suse.de>
24015 * fold-const.c (split_tree): Associate floatig-point expressions
24016 if flag_associative_math is set.
24018 2008-02-20 Richard Guenther <rguenther@suse.de>
24020 * tree.h (fold_real_zero_addition_p): Declare.
24021 * fold-const.c (fold_real_zero_addition_p): Export.
24022 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24023 floating-point operations with zero and one.
24025 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24027 * doc/install.texi: Correct references to CFLAGS, replacing them
24028 with BOOT_CFLAGS. Document flags used during bootstrap for
24031 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24033 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24034 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24035 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24037 (smin<mode>3): Ditto from similar patterns.
24038 (smax<mode>3): Ditto.
24039 (*ieee_smin<mode>3): Ditto.
24040 (*ieee_smax<mode>3): Ditto.
24041 * config/i386/sse.md (sse): New mode attribute.
24042 (mov<mode>): Macroize expander from movv4sf and movv2df using
24043 SSEMODEF2P mode iterator.
24044 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24045 SSE_VEC_FLOAT_MODE_P as insn constraint.
24046 (storent<mode>): Ditto.
24047 (storent<mode>): Macroize expander from storentsf and storentdf using
24048 MODEF mode iterator.
24049 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24050 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24051 (abs<mode>2): Ditto from similar patterns.
24052 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24053 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24054 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24055 (<sse>_vmsqrt<mode>2): Ditto.
24056 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24057 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24058 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24059 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24060 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24061 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24062 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24064 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24065 iterator and SSE_FLOAT_MODE_P as insn constraint.
24066 (<sse>_ucomi): Ditto from similar patterns.
24067 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24068 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24069 SSE_VEC_FLOAT_MODE_P as insn constraint.
24070 (vcond<mode>): Ditto from similar patterns.
24071 (and<mode>3, *and<mode>3): Ditto.
24072 (<sse>_nand<mode>3): Ditto.
24073 (ior<mode>3, *ior<mode>3): Ditto.
24074 (xor<mode>3, *xor<mode>3): Ditto.
24075 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24076 iterator and SSE_FLOAT_MODE_P as insn constraint.
24077 (*nand<mode>3): Ditto from similar patterns.
24078 (*ior<mode>3): Ditto.
24079 (*xor<mode>3): Ditto.
24081 2008-02-20 Ira Rosen <irar@il.ibm.com>
24083 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24084 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24085 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24087 2008-02-19 Jan Hubicka <jh@suse.cz>
24089 * predict.c (tree_bb_level_predictions): Remove variable next
24090 mistakely introduced by previous commit.
24092 2008-02-19 Jan Hubicka <jh@suse.cz>
24094 * predict.c (predict_paths_leading_to): Rewrite.
24095 (predict_paths_for_bb): New.
24096 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24098 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24101 * Makefile.in (build_file_translate): New.
24102 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24103 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24104 * configure.ac (build_file_translate): Substitute it.
24105 * configure: Regenerate.
24107 2008-02-19 Jan Hubicka <jh@suse.cz>
24109 PR rtl-optimization/34408
24110 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24113 2008-02-19 Jan Hubicka <jh@suse.cz>
24115 PR middle-end/28779
24116 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24119 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24122 * config/i386/i386-modes.def: Revert the last DI alignment
24123 change until Ada people can look into it.
24125 2008-02-19 Nick Clifton <nickc@redhat.com>
24127 * opts.c (print_specific_help): Fix typo in --help text.
24129 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24132 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24133 32-bit inline asm without asm alternatives for host GCC < 3.0.
24135 2008-02-19 Richard Guenther <rguenther@suse.de>
24137 PR tree-optimization/34989
24138 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24139 Allow propagation to INDIRECT_REF if we can simplify only.
24141 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24143 * c-common.c (warn_for_collisions_1): Use appropriate option when
24146 2008-02-19 Nick Clifton <nickc@redhat.com>
24149 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24150 (handle_options): Fix indentation.
24151 (print_filtered_help): If no language-specific options were
24152 displayed tell the user how to list all the options supported by
24153 the language's front-end.
24154 (print_specific_help): Fix indentation and remove duplicate line.
24155 (common_handle_option): Handle the -v option.
24156 For --help enable the display of undocumented options if the -v
24157 switch has been included on the command line.
24158 For --help= check for overlaps in the arguments between the option
24159 classes and the language names and issue a warning when they
24160 cannot be disambiguated.
24161 * c.opt (v): Pass on to the common option handler.
24163 2008-02-19 Revital Eres <eres@il.ibm.com>
24165 * modulo-sched.c (sms_schedule): Change dump message when
24166 create_ddg function fails.
24167 (try_scheduling_node_in_cycle): Rename row to cycle.
24168 (print_partial_schedule): Rename CYCLE to ROW.
24170 2008-02-19 Christian Bruel <christian.bruel@st.com>
24171 Zdenek Dvorak <ook@ucw.cz>
24173 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24175 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24178 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24179 (*x86_movdicc_0_m1_se): Ditto.
24181 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24183 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24184 (CMPtype): Define as __gcc_CMPtype.
24185 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24186 (CMPtype): Define as __gcc_CMPtype.
24188 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24190 Support valgrind 3.3 for --enable-checking=valgrind.
24191 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24193 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24194 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24195 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24196 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24197 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24198 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24199 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24201 * ggc-zone.c: Similar.
24202 * ggc-page.c: Similar.
24204 2008-02-19 Paul Brook <paul@codesourcery.com>
24207 * config/arm/ieee754-df.S: Fix do_it typo.
24208 * config/arm/ieee754-sf.S: Fix do_it typo.
24210 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24213 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24214 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24215 (OPTION_MASK_ISA_SSE_SET): Likewise.
24216 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24217 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24218 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24219 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24220 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24221 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24222 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24223 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24224 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24225 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24226 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24227 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24228 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24229 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24230 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24231 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24232 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24233 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24234 (OPTION_MASK_ISA_SSE4): Removed.
24235 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24236 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24237 (override_options): Don't turn on implied SSE/MMX bits in
24240 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24242 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24245 2008-02-18 Joey Ye <joey.ye@intel.com>
24247 PR middle-end/34921
24248 * tree-nested.c (insert_field_into_struct): Set type alignment
24249 to field alignment if the former is less than the latter.
24251 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24253 * BASE-VER: Set to 4.4.0.
24255 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24257 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24258 * doc/cfg.texi: Likewise.
24259 * doc/extend.texi: Likewise.
24260 * doc/gty.texi: Likewise.
24261 * doc/invoke.texi: Likewise.
24262 * doc/loop.texi: Likewise.
24263 * doc/md.texi: Likewise.
24264 * doc/passes.texi: Likewise.
24265 * doc/rtl.texi: Likewise.
24266 * doc/sourcebuild.texi: Likewise.
24267 * doc/tm.texi: Likewise.
24268 * doc/tree-ssa.texi: Likewise.
24270 2008-02-17 Richard Guenther <rguenther@suse.de>
24272 PR middle-end/35227
24273 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24274 without default definition.
24276 2008-02-17 Richard Guenther <rguenther@suse.de>
24278 PR tree-optimization/35231
24279 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24282 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24285 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24286 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24287 libgcc_cmp_return mode.
24289 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24292 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24294 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24296 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24299 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24301 * doc/c-tree.texi: Use `@.' where appropriate.
24302 * doc/extend.texi: Likewise.
24303 * doc/install.texi: Likewise.
24304 * doc/invoke.texi: Likewise.
24305 * doc/loop.texi: Likewise.
24306 * doc/makefile.texi: Likewise.
24307 * doc/md.texi: Likewise.
24308 * doc/passes.texi: Likewise.
24309 * doc/standards.texi: Likewise.
24310 * doc/tm.texi: Likewise.
24312 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24314 PR middle-end/35196
24315 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24317 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24318 rather than in entry_bb.
24320 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24322 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24323 libgcc_cmp_return mode.
24325 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24327 PR middle-end/35130
24328 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24329 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24331 2008-02-15 Richard Guenther <rguenther@suse.de>
24332 Zdenek Dvorak <ook@ucw.cz>
24334 PR tree-optimization/35164
24335 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24336 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24337 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24338 Only propagate addresses which do not have abnormal SSA_NAMEs
24341 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24344 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24346 2008-02-15 Jan Hubicka <jh@suse.cz>
24348 PR middle-end/35149
24349 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24351 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24353 PR middle-end/34621
24354 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24355 when calculating alignment_pad.
24357 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24359 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24360 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24361 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24362 and STACK_BOUNDARY define.
24364 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24366 PR preprocessor/35061
24367 * c-pragma.c (handle_pragma_pop_macro): Check that
24368 pushed_macro_table has been allocated.
24370 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24372 PR middle-end/35136
24373 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24374 (force_gimple_operand): Likewise.
24375 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24376 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24377 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24378 (find_interesting_uses_address): Check addressability and alignment
24379 of the base expression only after substituting bases of IVs into it.
24381 2008-02-14 Michael Matz <matz@suse.de>
24384 * function.c (instantiate_virtual_regs_in_insn): Reload address
24385 before falling back to reloading the whole operand.
24387 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24389 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24390 before the first section switch note.
24392 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24394 * doc/bugreport.texi: Update copyright years.
24395 * doc/c-tree.texi: Likewise.
24396 * doc/cfg.texi: Likewise.
24397 * doc/cpp.texi: Likewise.
24398 * doc/cppinternals.texi: Likewise.
24399 * doc/fragments.texi: Likewise.
24400 * doc/frontends.texi: Likewise.
24401 * doc/gcc.texi: Likewise.
24402 * doc/gty.texi: Likewise.
24403 * doc/hostconfig.texi: Likewise.
24404 * doc/implement-c.texi: Likewise.
24405 * doc/libgcc.texi: Likewise.
24406 * doc/loop.texi: Likewise.
24407 * doc/makefile.texi: Likewise.
24408 * doc/options.texi: Likewise.
24409 * doc/passes.texi: Likewise.
24410 * doc/rtl.texi: Likewise.
24411 * doc/sourcebuild.texi: Likewise.
24412 * doc/standards.texi: Likewise.
24413 * doc/tree-ssa.texi: Likewise.
24414 * doc/trouble.texi: Likewise.
24416 * doc/extend.texi: Use @: or add comma where appropriate.
24417 * doc/invoke.texi: Likewise.
24418 * doc/tm.texi: Likewise.
24420 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24423 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24426 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24428 * doc/md.texi (clz, ctz): Add reference.
24429 * doc/rtl.texi (clz, ctz): Likewise.
24431 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24434 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24437 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24439 * config/s390/s390.c (struct constant_pool): New field
24440 emit_pool_after added.
24441 (s390_mainpool_start): Set the emit_pool_after flag according
24442 to the section switch notes.
24443 (s390_mainpool_finish): Consider emit_pool_after when emitting
24444 the literal pool at the end of the function.
24445 (s390_chunkify_start): Force literal pool splits at section
24448 2008-02-13 Michael Matz <matz@suse.de>
24451 * var-tracking.c (clobber_variable_part): Correctly traverse the
24454 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24457 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24458 Add -fdump-ipa-inline.
24459 * tree-dump.c (dump_files): Remove tree-inlined dump.
24460 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24462 2008-02-12 Richard Guenther <rguenther@suse.de>
24464 PR tree-optimization/35171
24465 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24468 2008-02-12 Richard Guenther <rguenther@suse.de>
24470 PR middle-end/35163
24471 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24472 value-preserving mode. Disallow final truncation.
24474 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24476 PR middle-end/35136
24477 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24478 code from here to...
24479 (force_gimple_operand): ...here.
24481 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24484 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24485 non-compatible pointers.
24486 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24487 different FIELD_DECLs, try harder by comparing field offsets, sizes
24490 PR inline-asm/35160
24491 * function.c (match_asm_constraints_1): Don't replace the same input
24494 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24496 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24497 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24498 (expand_epilogue): Restore RAMPZ register.
24499 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24501 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24503 * config/i386/cygwin.asm: (__alloca): Correct calling
24504 convention and alignment.
24505 (__chkstk): Force 8 byte stack alignment.
24507 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24508 Richard Guenther <rguenther@suse.de>
24510 PR tree-optimization/33992
24511 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24512 the zero we compare against.
24514 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24516 PR libfortran/35063
24517 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24518 to CloseHandle after unlocking to prevent accumulation of handle
24521 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24523 PR middle_end/34150
24524 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24525 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24526 and update LABEL_NUSES during and after reload.
24528 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24530 PR middle-end/34627
24531 * combine.c (simplify_if_then_else): Make sure the comparison is
24532 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24534 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24537 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24538 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24539 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24540 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24541 * tree.h (get_type_static_bounds): Likewise.
24543 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24545 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24546 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24547 Make -Wfoo language annotations match what the compiler outputs.
24549 2008-02-08 Sa Liu <saliu@de.ibm.com>
24551 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24552 intrinsics spu_convts, spu_convtu, spu_convtf.
24554 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24556 * doc/extend.texi (Function Attributes) <noinline>: Mention
24557 asm ("") as method to keep calls.
24559 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24562 * doc/options.texi (Options): Replace references to opts.sh with
24564 * opts-common.c: Likewise.
24565 * optc-gen.awk: Likewise.
24567 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24569 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24571 2008-02-07 Richard Henderson <rth@redhat.com>
24574 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24575 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24578 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24580 PR tree-optimization/35085
24581 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24582 for operand entry oe2 in addition to operand entry oe3 in order to
24583 expose more opportunities for vectorizer sum reduction.
24585 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24588 * Makefile.in (LIBS): Remove $(GMPLIBS).
24589 (cc1-dummy, cc1): Add $(GMPLIBS).
24591 2008-02-06 Jan Hubicka <jh@suse.cz>
24594 * i386.md (moddf_integer): Do not produce partial memory stalls for
24595 targets where it hurts.
24597 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24600 * optabs.c (expand_float): Do not check for decimal modes when
24601 expanding unsigned integer through signed conversion.
24603 2008-02-06 Nick Clifton <nickc@redhat.com>
24605 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24606 inside the clobber with a match_operand and duplicated operand
24607 number in the constraint.
24608 (ineqbranchsi): Delete redundant comment.
24610 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24612 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24613 builtin_define ("__USE_INIT_FINI__").
24614 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24616 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24618 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24620 PR documentation/30330
24621 * doc/invoke.texi (C++ Dialect Options)
24622 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24623 For each warning option -Wfoo that allows -Wno-foo, ensure both
24624 -Wfoo and -Wno-foo are listed in the option index. Fix index
24625 entry of -Wswitch-default, index -Wnormalized= including the
24626 `=', and -Wlarger-than-@var{len} including @var{len}.
24628 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24630 * config/i386/i386.md (floatunssisf2): Use
24631 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24632 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24633 Macroize expander using MODEF mode iterator.
24635 2008-02-05 Diego Novillo <dnovillo@google.com>
24637 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24640 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24642 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24645 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24647 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24650 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24651 to indicate if a message should be generated.
24652 (init_cumulative_args): Updated.
24653 (function_value_32): Likewise.
24655 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24657 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24659 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24662 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24663 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24665 2008-02-04 Diego Novillo <dnovillo@google.com>
24667 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24670 * tree-vrp.c (vrp_evaluate_conditional): With
24671 -Wtype-limits, emit a warning when comparing against a
24672 constant outside the natural range of OP0's type.
24674 2008-02-04 Richard Guenther <rguenther@suse.de>
24676 PR middle-end/33631
24677 * expr.c (count_type_elements): Give for unions instead of
24680 2008-02-04 Richard Guenther <rguenther@suse.de>
24682 PR middle-end/35043
24683 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24684 to TYPE_DOMAINs base type instead of using bitsizetype here.
24686 2008-02-03 Jason Merrill <jason@redhat.com>
24688 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24690 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24693 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24694 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24695 (RS/6000 and PowerPC Options): Fix typos and markup.
24696 * doc/passes.texi (Tree-SSA passes): Likewise.
24698 2008-02-02 Michael Matz <matz@suse.de>
24701 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24702 from record_last_reg_set_info.
24703 (record_last_reg_set_info): Take an RTX argument, iterate over all
24704 constituent hardregs.
24705 (record_last_set_info, record_opr_changes): Change calls to
24706 new signature or to record_last_reg_set_info_regno.
24708 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24710 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24712 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24714 PR rtl-optimization/34773
24715 * reg-notes.def (EQUAL): Mention significance of combination of
24716 REG_EQUAL and REG_RETVAL.
24717 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24718 insn that has a REG_RETVAL.
24720 2008-02-01 Roger Sayle <roger@eyesopen.com>
24723 * configure.ac (--enable-fixed-point): Disable unless explicitly
24725 * configure: Regenerate.
24727 2008-02-01 Richard Guenther <rguenther@suse.de>
24730 * invoke.texi (-finline-limit): Remove no longer true parts
24731 of the documentation. Note that there is no default value.
24733 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24734 Mark Mitchell <mark@codesourcery.com>
24735 Ben Elliston <bje@au.ibm.com>
24738 * doc/extend.texi (Other Builtins): Document.
24740 2008-01-31 Tom Browder <tom.browder@gmail.com>
24742 * doc/c-tree.texi (Types): Fix grammar.
24743 (Expression trees): Ditto.
24744 * doc/passes.texi (Tree-SSA passes): Ditto.
24746 * doc/configterms.texi (Configure Terms): Fix typo.
24747 * doc/cpp.texi (Common Predefined Macros): Ditto.
24748 * doc/md.texi (Machine Constraints): Ditto.
24750 * doc/makefile.texi (Makefile): Add comma.
24752 2008-01-31 Tom Browder <tom.browder@gmail.com>
24753 Gerald Pfeifer <gerald@pfeifer.com>
24755 * doc/sourcebuild.texi (Front End): Remove references to CVS
24756 and CVSROOT/modules.
24757 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24758 (Back End): Remove reference to CVS.
24760 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24763 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24765 (mips16_gp_pseudo_reg): ...here.
24766 * config/mips/mips.md (load_const_gp): Replace with...
24767 (load_const_gp_<mode>): ...this :P-based insn.
24769 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24771 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24772 options. Minor fixes.
24773 (-std): Move reference to standards closer to where language
24774 standards are first mentioned.
24776 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24778 PR rtl-optimization/34995
24779 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24780 parameter and return a bool. If the rtx parameter is nonnull,
24781 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24782 (find_reloads): Update call accordingly. Pass the new operand
24783 if it needed no address reloads, otherwise pass null.
24785 2008-01-30 Richard Henderson <rth@redhat.com>
24788 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24789 for unbounded arrays.
24791 2008-01-30 Silvius Rus <rus@google.com>
24793 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24795 2008-01-30 Jan Hubicka <jh@suse.cz>
24798 * i386.c (init_cumulative_args): Use real function declaration when
24801 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24803 PR rtl-optimization/34998
24804 * global.c (build_insn_chain): Treat non-subreg_lowpart
24805 SUBREGs of pseudos as clobbering all the words covered by the
24806 SUBREG, not just all the bytes.
24807 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24808 original df_ref rather than an extract parameter.
24809 (global_conflicts): Update call accordingly.
24811 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24813 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24814 the overflow check to make it easier to read.
24815 (__fixtfdi): Change the type of the ll member in union
24816 long_double to UDItype_x.
24818 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24820 PR middle-end/34969
24821 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24822 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24823 * tree-inline.c (fold_marked_statements): Call
24824 cgraph_update_edges_for_call_stmt if folding a call statement.
24825 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24826 debug_generic_stmt calls, reset it back afterwards.
24829 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24831 * c-typeck.c (build_external_ref): Don't pedwarn about
24832 static vars in current function's scope.
24834 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24836 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24838 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24841 * ipa-struct-reorg.c: Fix spelling.
24842 * params.def: Ditto.
24844 2008-01-29 Richard Guenther <rguenther@suse.de>
24846 PR middle-end/35006
24847 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24849 * tree-inline.c (remap_type): Increment remapping_type_depth
24850 around remapping types.
24851 (copy_body_r): Only add referenced variables if they are referenced
24852 from code, not types.
24854 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24865 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24866 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24868 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24871 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24872 pointer for tiny stack.
24874 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24876 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24878 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24880 * config/vx-common.h: Fix typo in comment.
24882 2008-01-28 Ian Lance Taylor <iant@google.com>
24886 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24887 coalesce pointers if they have different DECL_NO_TBAA_P values.
24888 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24889 between variables with different DECL_NO_TBAA_P values.
24891 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24894 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24895 are not legitimate small data references on SPE targets.
24897 2008-01-28 David Daney <ddaney@avtrex.com>
24899 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24901 2008-01-28 David Daney <ddaney@avtrex.com>
24903 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24905 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24907 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24908 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24909 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24910 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24911 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24912 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24913 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24914 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24916 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24918 * basic-block.h (condjump_equiv_p): Fix comment.
24920 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24922 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24923 print_generic_stmt_indented): Fix comment.
24925 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24927 * configure.ac (__stack_chk_fail): Add detecion for availability
24928 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24929 * configure: Regenerate.
24931 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24933 PR middle-end/34688
24934 * final.c (output_addr_const): Handle TRUNCATE.
24936 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24939 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24940 (zero_cost, infinite_cost): New constants.
24941 (struct cost_pair): Change type of cost to comp_cost.
24942 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24943 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24945 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24946 split_address_cost, ptr_difference_cost, difference_cost,
24947 get_computation_cost_at, get_computation_cost,
24948 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24949 determine_use_iv_cost_condition, determine_use_iv_costs,
24950 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24951 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24952 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24953 Change type of cost to comp_cost.
24954 (determine_iv_cost): Increase cost of non-original ivs, instead
24955 of decreasing the cost of original ones.
24956 (get_address_cost): Indicate the complexity of the addressing mode
24958 (try_add_cand_for): Prefer using ivs not specific to some object.
24959 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24961 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24962 Janis Johnson <janis187@us.ibm.com>
24965 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24966 (TARGET_INSTANTIATE_DECLS): Likewise.
24967 * target.h (expand_to_rtl_hook): New target hook.
24968 (instantiate_decls): Likewise.
24969 * function.c (instantiate_decl): Make non-static. Rename to...
24970 (instantiate_decl_rtl): ... this.
24971 (instantiate_expr): Use instantiate_decl_rtl.
24972 (instantiate_decls_1): Likewise.
24973 (instantiate_decls): Likewise.
24974 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24975 * function.h (instantiate_decl_rtl): Add prototype.
24976 * cfgexpand.c (target.h): New include.
24977 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24978 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24979 (TARGET_INSTANTIATE_DECLS): Likewise.
24980 (TARGET_INITIALIZER): New target hooks added.
24981 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24983 * config/rs6000/rs6000.c (tree-flow.h): New include.
24984 (machine_function): Add sdmode_stack_slot field.
24985 (rs6000_alloc_sdmode_stack_slot): New function.
24986 (rs6000_instantiate_decls): Likewise.
24987 (rs6000_secondary_memory_needed_rtx): Likewise.
24988 (rs6000_check_sdmode): Likewise.
24989 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24990 (TARGET_INSTANTIATE_DECLS): Likewise.
24991 (rs6000_hard_regno_mode_ok): Allow SDmode.
24992 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24993 (rs6000_emit_move): Handle SDmode.
24994 (function_arg_advance): Likewise.
24995 (function_arg): Likewise.
24996 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24997 SDmode var args for 32-bit compiles.
24998 (rs6000_secondary_reload_class): Handle SDmode.
24999 (rs6000_output_function_epilogue): Likewise.
25000 (rs6000_function_value): Simplify if statement.
25001 (rs6000_libcall_value): Likewise.
25002 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25003 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25004 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25005 (movsd_hardfloat): New define_insn.
25006 (movsd_softfloat): Likewise.
25007 (movsd_store): Likewise.
25008 (movsd_load): Likewise.
25009 (extendsddd2): Likewise.
25010 (extendsdtd2): Likewise.
25011 (truncddsd2): Likewise.
25012 (movdd_hardfloat64): Fixup comment.
25013 (UNSPEC_MOVSD_LOAD): New constant.
25014 (UNSPEC_MOVSD_STORE): Likewise.
25016 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25019 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25021 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25022 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25023 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25024 and TRUTH_XOR_EXPR.
25026 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25029 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25030 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25031 __LONGDOUBLE128 too.
25032 * config/rs6000/aix61.h: New file.
25034 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25036 PR rtl-optimization/34959
25037 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25038 popcount and parity rtxes the same mode as their operand.
25039 Truncate or extend the result to the return value's mode
25042 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25045 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25046 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25047 to GOT_VERSION_REGNUM.
25048 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25049 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25050 * config/mips/mips.c (mips_emit_call_insn): New function.
25051 (mips_call_tls_get_addr): Call mips_expand_call directly.
25052 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25054 (mips16_build_call_stub): Likewise. Return the call insn or null.
25055 (mips_expand_call): Update the call to mips16_build_call_stub
25056 accordingly and a remove redundant condition. Assert that MIPS16
25057 stubs do not use lazy binding. Use mips_emit_call_insn and return
25059 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25061 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25062 (mips_avoid_hazard): Remove hazard_set handling.
25063 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25064 (UNSPEC_RESTORE_GP): ...this.
25065 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25066 (FAKE_CALL_REGNO): Rename to...
25067 (GOT_VERSION_REGNUM): ...this.
25068 (type): Add "ghost" value. Add an associated insn reservation.
25069 (hazard_set): Remove.
25070 (exception_receiver): Rename to...
25071 (restore_gp): ...this and update the unspec identifier accordingly.
25072 (exception_receiver, nonlocal_got_receiver): New expanders.
25073 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25074 FAKE_CALL_REGNO. Remove hazard_set attribute.
25075 (set_got_version, update_got_version): New patterns.
25077 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25080 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25082 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25085 * doc/install.texi2html: Generate gcc-vers.texi.
25087 2008-01-25 DJ Delorie <dj@redhat.com>
25089 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25091 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25093 * config/c4x: Remove directory.
25094 * config.gcc (crx-*, mt-*): Mark obsolete.
25095 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25096 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25097 sh-*-rtemscoff*): Remove cases.
25098 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25099 * real.c (encode_c4x_single, decode_c4x_single,
25100 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25101 c4x_extended_format): Remove.
25102 * real.h (c4x_single_format, c4x_extended_format): Remove.
25103 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25105 (Pragmas): Remove comment about c4x pragmas.
25106 * doc/install.texi (c4x): Remove target-specific instructions.
25107 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25108 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25109 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25110 refer to C4x source files as examples.
25111 (C4X_FLOAT_FORMAT): Remove documentation.
25113 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25115 * config/bfin/bfin.c (override_options): Reorder tests so that
25116 flag_pic gets enabled for -msep-data.
25118 2008-01-25 Richard Guenther <rguenther@suse.de>
25120 PR middle-end/32244
25121 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25122 to its bitfield precision if required.
25124 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25126 PR middle-end/33880
25127 * tree-nested.c (walk_omp_for): New function.
25128 (convert_nonlocal_reference, convert_local_reference): Call
25129 walk_omp_for on OMP_FOR.
25130 (convert_call_expr): Call walk_body on OMP_FOR's
25131 OMP_FOR_PRE_INIT_BODY.
25133 2008-01-25 Richard Guenther <rguenther@suse.de>
25135 PR tree-optimization/34966
25136 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25137 default defs and PHI_NODEs we have to insert after the
25138 defining statement.
25140 2008-01-24 Nick Clifton <nickc@redhat.com>
25142 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25143 Provide a default definition.
25144 (LIBGCC2_UNITS_PER_WORD): Likewise.
25146 * config/stormy16/stormy16.c: Include df.h for the prototype
25147 for df_regs_ever_live_p.
25148 (xstormy16_expand_builtin_va_start): Convert the stack offset
25149 into a component_ref and then use POINTER_PLUS_EXPR to add it
25150 to the incoming_virtual_args_rtx.
25151 (xstormy16_gimplify_va_arg_expr): Rename to
25152 xstormy16_gimplify_va_arg_expr.
25153 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25154 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25155 xstormy16_gimplify_va_arg_expr.
25156 Fix up some formatting issues.
25158 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25159 Move to predicates.md.
25160 (xs_hi_general_operand): Likewise.
25161 (xs_hi_nonmemory_operand): Likewise.
25162 * config/stormy16/predicates.md:
25163 (xstormy16_carry_plus_operand): New predicate.
25164 (xs_hi_general_operand): New predicate.
25165 (xs_hi_nonmemory_operand): New predicate.
25166 * config/stormy16/stormy16-protos.h:
25167 (xstormy16_carry_plus_operand): Delete prototype.
25168 (xs_hi_general_operand): Likewise.
25169 (xs_hi_nonmemory_operand): Likewise.
25171 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25172 modifiers as they are no longer needed and they can trigger
25173 reload spill failures.
25175 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25176 with a match_operand in order to help reload.
25178 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25179 constraint with 'e' for the 8th alternative as this version of
25180 the mov.w instruction only accepts the lower 8 registers.
25182 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25185 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25186 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25189 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25191 PR middle-end/33333
25192 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25194 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25196 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25198 (remove_structure): Update allocations list before removing structure.
25200 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25202 * ipa-struct-reorg.c (is_safe_cond_expr,
25203 create_new_stmts_for_cond_expr): Use integer_zerop function,
25204 that recognize not only zero-pointer, but zero-integer too.
25206 2008-01-25 Ben Elliston <bje@au.ibm.com>
25209 * fixproto: Escape "." in sed expression that strips leading "./".
25211 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25214 * gcc.c (SWITCH_OK): Removed.
25215 (SWITCH_LIVE): Changed to bit.
25216 (SWITCH_FALSE): Likewise.
25217 (SWITCH_IGNORE): Likewise.
25218 (switchstr): Change live_cond to unsigned int.
25219 (process_command): Replace SWITCH_OK with 0.
25220 (do_self_spec): Likewise.
25221 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25222 (give_switch): Likewise.
25223 (used_arg): Likewise.
25224 (do_spec_1): Set the SWITCH_IGNORE bit.
25225 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25226 bits. Set the SWITCH_LIVE bit.
25228 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25230 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25232 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25234 PR tree-optimization/34472
25235 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25236 parameter to a "bool *" and set *DATA to false if there is
25237 an unsafe access. Do not delete the structure here.
25238 (check_cond_exprs): Delete it here instead.
25239 (check_cond_exprs, exclude_cold_structs): Do not increase
25240 I when removing a structure.
25242 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25245 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25246 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25248 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25250 PR middle-end/34934
25251 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25252 a fixed vector for stack.
25254 2008-01-24 Ben Elliston <bje@au.ibm.com>
25257 * doc/gcc.texi (Software development): Add a direntry for g++.
25259 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25261 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25262 stale and straggling -fforce-addr comments above.
25264 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25266 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25267 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25269 2008-01-23 Michael Matz <matz@suse.de>
25272 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25275 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25277 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25278 malloc result type.
25280 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25282 * config/avr/avr.c (avr_current_arch): New variable.
25283 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25284 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25285 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25286 (avr_override_options): Init 'avr_current_arch'.
25287 (base_arch_s): Move from here...
25288 * config/avr/avr.h (base_arch_s): ... here. Add new members
25289 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25290 'mega' to 'have_jmp_call'.
25291 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25292 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25294 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25296 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25297 MULTILIB_MATCHES): Ditto.
25299 2008-01-23 Richard Guenther <rguenther@suse.de>
25301 PR middle-end/31529
25302 * cgraphunit.c (cgraph_reset_node): Always mark the node
25303 not reachable if it is not queued already.
25305 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25307 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25308 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25309 (cputype_selected): New static variable.
25310 (bfin_handle_option): Set it if -mcpu is used.
25311 (override_option): Select default set of workarounds if no cpu type
25312 selected on the command line.
25313 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25315 From Michael Frysinger <michael.frysinger@analog.com>
25316 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25317 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25319 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25320 for bf547, bf523, bf524, and bf526.
25321 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25323 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25324 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25325 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25326 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25327 * doc/invoke.texi (Blackfin Options): Document that
25328 -mcpu now accept bf547, bf523, bf524, and bf526.
25330 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25332 PR rtl-optimization/34628
25333 * combine.c (try_combine): Stop and undo after the first combination
25334 if an autoincrement side-effect on the first insn has effectively
25337 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25340 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25341 Offset addresses are not valid for Altivec or paired float modes.
25343 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25346 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25347 if DECL_INITIAL (decl) is error_mark_node.
25350 * c-common.c (handle_vector_size_attribute): Only allow
25351 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25352 the same way as pointer, array etc. types.
25353 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25356 * tree.c (build_type_attribute_qual_variant): Call
25357 build_qualified_type if attributes are equal, but quals are not.
25359 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25362 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25363 * flags.h (warn_strict_aliasing): Remove.
25364 (warn_strict_overflow): Remove.
25365 * opts.c (warn_strict_aliasing): Remove.
25366 (warn_strict_overflow): Remove.
25367 * c-opts.c (c_common_handle_option): -Wall only sets
25368 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25369 (c_common_post_options): Give default values to -Wstrict-aliasing
25370 and -Wstrict-overflow if they are uninitialized.
25371 * common.opt (Wstrict-aliasing): Specify Var and Init.
25372 (Wstrict-overflow): Likewise.
25374 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25376 PR rtl-optimization/26854
25377 PR rtl-optimization/34400
25378 PR rtl-optimization/34884
25379 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25381 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25382 (df_rd_bb_info.expanded_lr_out): Deleted
25383 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25384 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25385 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25386 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25387 Removed code to allocate, initialize or free expanded_lr_out.
25388 (df_rd_bb_local_compute_process_def): Restructured to make more
25390 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25391 sets if the sets are being trimmed.
25393 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25396 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25397 (as_vers): Likewise.
25398 * configure: Regenerated.
25400 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25402 PR middle-end/33092
25403 * tree-pass.h (pass_build_alias): New pass.
25404 * tree-ssa-alias.c (gate_build_alias): New.
25405 (pass_build_alias): New.
25406 * passes.c (init_optimization_passes): Add pass_build_alias after
25407 pass_create_structure_vars.
25409 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25411 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25412 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25413 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25414 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25415 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25416 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25417 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25418 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25419 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25420 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25421 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25422 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25423 * config/s390/s390.md (FP_ALL): New mode iterator.
25424 (_d): New mode attribute.
25425 ("*signbit<mode>2>"): Changed mode of first operand.
25426 ("isinf<mode>2"): Changed mode of first operand.
25427 ("*TDC_insn"): Adaptation for DFP modes.
25429 2008-01-22 Ben Elliston <bje@au.ibm.com>
25431 * tree.c (check_qualified_type): Improve function description.
25433 2008-01-21 Jason Merrill <jason@redhat.com>
25436 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25437 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25440 2008-01-21 DJ Delorie <dj@redhat.com>
25442 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25445 2008-01-21 Richard Guenther <rguenther@suse.de>
25447 PR middle-end/34856
25448 * tree-cfg.c (verify_expr): Allow all invariant expressions
25449 instead of just constant class ones as reference argument.
25450 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25451 like any other constant.
25452 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25454 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25456 * regmove.c (fixup_match_1): Update call crossed frequencies.
25458 2008-01-21 Richard Guenther <rguenther@suse.de>
25461 * tree-inline.c (setup_one_parameter): Deal with mismatched
25462 types using a VIEW_CONVERT_EXPR.
25464 2008-01-21 Alon Dayan <alond@il.ibm.com>
25465 Olga Golovanevsky <olga@il.ibm.com>
25467 PR tree-optimization/34701
25468 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25469 when the structure size is not a power of 2.
25471 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25473 * doc/install.texi: Add doc for --enable-checking=df.
25475 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25477 PR rtl-optimization/34808
25478 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25480 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25482 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25485 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25487 PR rtl-optimization/26854
25488 PR rtl-optimization/34400
25489 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25491 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25492 (df_rd_bb_info.expanded_lr_out): New.
25493 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25494 * loop_iv.c (iv_analysis_loop_init): Ditto.
25495 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25496 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25497 Added code to allocate, initialize or free expanded_lr_out.
25498 (df_rd_bb_local_compute_process_def): Restructured to make
25499 more understandable.
25500 (df_rd_confluence_n): Add code to do nothing with fake edges and
25501 code to no apply invalidate_by_call sets if the sets are being trimmed.
25502 (df_lr_local_finalize): Renamed to df_lr_finalize.
25503 (df_live_local_finalize): Renamed to df_live_finalize.
25505 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25508 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25509 deciding whether to use reciprocal instructions.
25511 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25513 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25514 dwarf2out_note_section_used if cold_text_section is NULL.
25516 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25518 PR gcov-profile/34610
25519 * tree-cfg.c (make_edges): Mark both outgoing edges from
25520 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25521 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25522 from OMP_FOR and OMP_CONTINUE outgoing edges.
25524 * tree-profile.c (tree_profiling): Return early if
25525 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25527 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25528 from cfun to child_cfun.
25529 * function.h (struct function): Add after_tree_profile bit.
25531 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25533 * config/avr/avr.S (_exit): Disable interrupt.
25535 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25536 Steven Bosscher <stevenb.gcc@gmail.com>
25538 PR rtl-optimization/26854
25539 PR rtl-optimization/34400
25540 * df-problems.c (df_live_scratch): New scratch bitmap.
25541 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25542 (df_live_reset): Clear the proper bitmaps.
25543 (df_live_bb_local_compute): Only process the artificial defs once
25544 since the order is not important.
25545 (df_live_init): Init the df_live sets only with the variables
25546 found live by df_lr.
25547 (df_live_transfer_function): Use the df_lr sets to prune the
25548 df_live sets as they are being computed.
25549 (df_live_free): Free df_live_scratch.
25551 2008-01-18 Ian Lance Taylor <iant@google.com>
25553 * common.opt: Add fmerge-debug-strings.
25554 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25555 flag_merge_debug_strings rather than flag_merge_constants.
25556 * doc/invoke.texi (Option Summary): Mention
25557 -fmerge-debug-strings.
25558 (Debugging Options): Document -fmerge-debug-strings.
25560 2008-01-18 Ian Lance Taylor <iant@google.com>
25563 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25564 (struct tree_function_decl): Add new field operator_new_flag.
25565 * tree-inline.c (expand_call_inline): When inlining a call to
25566 operator new, force the return value to go into a variable, and
25567 set DECL_NO_TBAA_P on that variable.
25568 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25570 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25573 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25574 DWARF2_DEBUGGING_INFO.
25575 (dwarf2out_note_section_used): Ditto. Add prototype.
25576 (have_multiple_function_sections, text_section_used,
25577 cold_text_section_used, *cold_text_sections): Move declarations
25580 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25582 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25583 field and add signal_ra.
25584 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25585 assignments to frame state pc. Move end of stack check after
25586 MD_FALLBACK_FRAME_STATE_FOR.
25587 (uw_update_context_1): Use frame state signal_regs if set, instead
25588 of checking signal_frame flag.
25589 (uw_update_context): Use frame state signal_ra if set.
25590 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25591 * config/xtensa/linux-unwind.h: New file.
25593 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25595 * modulo-sched.c (get_sched_window): Fix comment typo.
25597 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25599 PR tree-optimization/34648
25600 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25602 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25604 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25605 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25607 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25609 PR rtl-optimization/34400
25610 * df-core.c (df_worklist_dataflow_overeager,
25611 df_worklist_dataflow_doublequeue): New functions.
25612 (df_worklist_dataflow): Two different worklist solvers.
25613 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25616 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25619 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25620 and ftree-parallelize-loops.
25622 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25624 PR rtl-optimization/34826
25625 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25627 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25629 * global.c (find_reg): Mark the eh regs as used if necessary.
25630 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25631 * ra.h (struct allocno): no_eh_reg field added. Changed
25632 no_stack_reg type to bitfield.
25634 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25636 * tree.c (substitute_in_expr): Add missing 'break'.
25638 2008-01-17 Richard Guenther <rguenther@suse.de>
25640 PR tree-optimization/34825
25641 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25642 x / x as division to handle.
25644 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25646 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25647 "-pthread" is specified.
25648 * pa-hpux11.h (LIB_SPEC): Likewise.
25650 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25651 Peter Bergner <bergner@vnet.ibm.com>
25653 PR rtl-optimization/33796
25654 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25656 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25658 PR libgfortran/34699
25659 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25661 * pa-hpux10.h (LINK_SPEC): Likewise.
25662 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25664 2008-01-16 Richard Guenther <rguenther@suse.de>
25666 PR middle-end/32628
25667 * fold-const.c (fold_convert_const_int_from_int): Do not
25668 set overflow if that occured only because of a sign extension
25669 change when converting from/to a sizetype with the same
25670 precision and signedness.
25672 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25675 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25676 location address to the correct place. Update copyright year.
25678 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25680 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25681 no dependences in the dependence_relations vector.
25683 2008-01-16 Jan Hubicka <jh@suse.cz>
25685 PR rtl-optimization/31396
25686 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25687 * cfg.c (dump_reg_info): Print it.
25688 * regs.h (struct reg_info_t): add freq_calls_crossed.
25689 (REG_FREQ_CALLS_CROSSED): New macro.
25690 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25691 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25692 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25693 regmove_optimize): Update call crossed frequencies.
25694 * local-alloc.c (struct qty): Add freq_calls_crossed.
25695 (alloc_qty): Copute freq_calls_crossed.
25696 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25697 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25698 * ra.h (struct allocno): Add freq_calls_crossed.
25700 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25702 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25703 libgomp when compiling with ftree-parallelize-loops.
25704 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25706 2008-01-16 Richard Guenther <rguenther@suse.de>
25708 PR tree-optimization/34769
25709 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25710 * tree.c (int_cst_value): Instead make this function more
25711 permissive in what it accepts as valid input. Document this
25712 function always sign-extends the value.
25714 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25715 Richard Guenther <rguenther@suse.de>
25718 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25719 (gimple_fold_indirect_ref_rhs): ... this.
25720 (gimple_fold_indirect_ref): New function with foldings
25721 that preserve lvalueness.
25722 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25723 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25724 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25725 to fold an INDIRECT_REF, fall back to the old use of
25726 fold_indirect_ref_1.
25728 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25730 * tree-data-ref.c (subscript_dependence_tester_1): Call
25731 free_conflict_function.
25732 (compute_self_dependence): Same.
25734 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25737 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25738 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25740 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25741 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25742 for DWARF2_UNWIND_INFO targets.
25744 2008-01-16 Richard Guenther <rguenther@suse.de>
25747 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25748 type qualifiers for function types.
25750 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25752 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25753 loop_iterator li from previous commit.
25755 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25757 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25759 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25761 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25762 (parallelize_loops): Don't parallelize irreducible components.
25764 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25767 * c-opts (c_common_post_options): Do not enable CPP
25768 flag_pedantic_errors by default.
25770 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25772 PR rtl-optimization/31944
25773 * cse.c (remove_pseudo_from_table): New function.
25774 (merge_equiv_classes): Use above function to remove pseudo-registers.
25775 (invalidate): Likewise.
25777 2008-01-13 Richard Guenther <rguenther@suse.de>
25779 PR middle-end/34601
25780 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25781 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25783 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25785 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25786 validate_change to unshare the source of the PC set.
25788 2008-01-12 Jan Hubicka <jh@suse.cz>
25790 PR middle-end/32135
25791 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25792 references above array bounds. This might trigger bounds checks for
25793 pointers to arrays.
25795 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25797 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25798 new_replaceable_dependencies.
25800 2008-01-12 Doug Kwan <dougkwan@google.com>
25802 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25803 instead of OPT_Wreturn_type in warning due to ignored return type
25805 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25806 options included in -Wextra.
25807 * c.opt: New option -Wignored_qualifiers.
25808 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25809 -Wignore_qualifiers.
25810 (-Wignored-qualifiers): Document.
25811 (-Wreturn-type): Remove description of functionality now handled
25812 by -Wignored-qualifiers.
25814 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25817 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25818 NOP_EXPR if it is between integral types with the same precision.
25820 2008-01-12 Jan Hubicka <jh@suse.cz>
25823 * invoke.texi (max-inline-recursive-depth): Fix default value.
25825 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25827 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25830 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25832 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25834 2008-01-11 James E. Wilson <wilson@specifix.com>
25837 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25839 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25841 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25842 save/restore frame pointer register and don't use 'call-prologues'
25843 optimization in function with "OS_task" attribute.
25845 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25847 PR middle-end/31309
25848 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25849 when copying to memory.
25851 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25853 PR rtl-optimization/30905
25854 * cfgcleanup.c: Include dce.h
25855 (crossjumps_occured): New global variable.
25856 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25857 If something changed, set crossjumps_occured to true.
25858 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25859 Don't add/remove fake edges to exit here...
25860 (cleanup_cfg): ...but do it here, when crossjumping.
25861 Run a fast DCE when successful crossjumps occured in the latest
25862 iteration of try_optimize_cfg.
25864 2008-01-11 Richard Guenther <rguenther@suse.de>
25866 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25867 (struct vn_unary_op_s): Likewise.
25868 (vn_reference_insert): Free old reference on hash collision.
25870 2008-01-10 Raksit Ashok <raksit@google.com>
25872 PR rtl-optimization/27971
25873 * combine.c (find_split_point): Split PLUS expressions which are
25874 inside a MEM rtx, and whose first operand is complex.
25876 2008-01-10 DJ Delorie <dj@redhat.com>
25878 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25879 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25880 (m32c_hard_regno_ok): Call the underlying function.
25882 2008-01-10 Richard Guenther <rguenther@suse.de>
25884 PR middle-end/34683
25885 * tree-cfg.c (tree_merge_blocks): Do not go through the
25886 full-blown folding and stmt updating path if we just deal
25887 with virtual operands.
25888 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25889 test for abnormal SSA_NAMEs.
25891 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25893 PR middle-end/34641
25894 * reload.c (push_reload): Add assertions. All constants from
25895 reg_equiv_constant should have been used for replacing the respective
25897 (find_reloads_address): Invoke find_reloads_address_part for
25898 constant taken from the reg_equiv_constant array.
25900 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25902 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25903 field (valnum) the first in the struct. Replace bools with
25906 2008-01-10 Richard Guenther <rguenther@suse.de>
25908 PR tree-optimization/34651
25909 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25910 types and ordering for masking and converting.
25912 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25914 PR tree-optimization/34017
25915 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25916 also for PHI_NODE expressions.
25918 2008-01-09 Jan Hubicka <jh@suse.cz>
25920 PR tree-optimization/34708
25921 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25922 based on number of case labels.
25923 (init_inline_once): Remove switch_cost.
25924 * tree-inline.h (eni_weights_d): Remove switch_cost.
25926 2008-01-09 Richard Guenther <rguenther@suse.de>
25927 Andrew Pinski <andrew_pinski@playstation.sony.com>
25929 PR middle-end/30132
25930 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25931 temporary if an rvalue is ok or an lvalue is not required.
25933 2008-01-09 Richard Guenther <rguenther@suse.de>
25935 PR middle-end/34458
25936 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25937 adjust return type.
25939 2008-01-09 Richard Guenther <rguenther@suse.de>
25941 PR middle-end/34679
25942 * tree.c (host_integerp): Check for sizetype only if the
25943 type is an integer type.
25945 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25948 * opts.c (decode_options): Disable inlining of functions called
25949 once if not in unit-at-a-time mode.
25951 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25953 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25955 2008-01-08 Richard Guenther <rguenther@suse.de>
25957 PR middle-end/31863
25958 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25959 out early if the result will be unused.
25961 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25966 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25967 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25970 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25972 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25973 for vectorization tuned.
25975 2008-01-08 Richard Guenther <rguenther@suse.de>
25977 PR tree-optimization/34683
25978 * tree-ssa-operands.c (operand_build_cmp): Export.
25979 * tree-ssa-operands.h (operand_build_cmp): Declare.
25980 * tree-vn.c (vuses_compare): Remove.
25981 (sort_vuses): Use operand_build_cmp.
25982 (sort_vuses_heap): Likewise.
25983 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25984 to re-use old VEC if available. Do not sort already sorted VUSEs.
25985 (vdefs_to_vec): Do not sort already sorted VDEFs.
25987 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25989 PR middle-end/34694
25990 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25992 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25995 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25996 limitations of reciprocal sequences on x86 targets.
25998 2008-01-08 Richard Guenther <rguenther@suse.de>
26000 PR tree-optimization/34683
26001 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26003 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26006 * config/darwin.c (darwin_mergeable_string_section): Don't use
26007 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26009 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26012 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26013 negxf2. Macroize expander using X87MODEF mode iterator. Change
26014 predicates of op0 and op1 to register_operand.
26015 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26016 expander using X87MODEF mode iterator. Change predicates of
26017 op0 and op1 to register_operand.
26018 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26019 corresponding patterns and macroize using MODEF macro. Change
26020 predicates of op0 and op1 to register_operand and remove
26021 "m" constraint. Disparage "r" alternative with "!".
26022 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26023 macroize using X87MODEF macro. Change predicates of op0 and op1
26024 to register_operand and remove "m" constraint. Disparage "r"
26025 alternative with "!".
26026 (absneg splitter with memory operands): Remove.
26027 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26028 patterns and macroize using X87MODEF mode iterator.
26029 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26030 Change predicate of op1 to register_operand.
26031 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26032 for memory operands.
26034 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26036 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26038 2008-01-07 Richard Guenther <rguenther@suse.de>
26040 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26043 2008-01-07 Richard Guenther <rguenther@suse.de>
26045 PR tree-optimization/34683
26046 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26047 VOPs of the needed size to save memory. Use VEC_quick_push
26048 to save compile-time.
26049 (vdefs_to_vec): Likewise.
26051 2008-01-07 Sa Liu <saliu@de.ibm.com>
26053 * config/spu/spu.md (divdf3): Genetate inline code for double
26054 division. The implementation doesn't handle INF or NAN, therefore it
26055 only applies when -ffinite-math-only is given.
26057 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26060 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26061 * doc/cpp.texi ([Common Predefined Macros]): Document.
26063 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26065 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26066 order to use commutative addition instead of subtraction.
26068 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26069 Mircea Namolaru <namolaru@il.ibm.com>
26070 Vladimir Yanovsky <yanov@il.ibm.com>
26071 Revital Eres <eres@il.ibm.com>
26073 PR tree-optimization/34263
26074 * tree-outof-ssa.c (process_single_block_loop_latch,
26075 contains_tree_r): New functions.
26076 (analyze_edges_for_bb): Call process_single_block_loop_latch
26077 function to empty single-basic-block latch block if possible.
26079 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26081 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26083 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26085 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26087 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26089 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26091 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26093 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26095 PR tree-optimization/34618
26096 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26099 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26102 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26103 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26104 Update copyright year.
26106 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26107 Update copyright year.
26108 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26111 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26113 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26114 edge does not point to current bb before changing need_assert.
26116 2008-01-04 Richard Guenther <rguenther@suse.de>
26118 PR middle-end/34029
26119 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26120 for verifying purposes if they are is_gimple_min_invariant.
26122 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26124 PR tree-optimization/34448
26125 PR tree-optimization/34465
26126 * gimplify.c (gimplify_init_constructor): Add new parameter
26127 notify_temp_creation. Use it.
26128 (gimplify_modify_expr_rhs): Take volatiles into account when
26129 optimizing constructors.
26130 Do not optimize constructors if gimplify_init_constructor will dump to
26132 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26133 * gcc.c-torture/compile/pr34448.c: New.
26135 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26137 PR gcov-profile/34609
26138 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26139 return_slot if result is TREE_ADDRESSABLE.
26141 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26143 * config/mips/mips.md (sqrt_condition): Tweak comment.
26144 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26146 2008-01-03 Tom Tromey <tromey@redhat.com>
26149 * c-common.c (c_type_hash): Handle VLAs.
26151 2008-01-03 Jan Hubicka <jh@suse.cz>
26153 PR tree-optimization/31081
26154 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26155 0 when inlining and not inlining to first basic block.
26156 (remap_decl): When var is initialized to 0, don't set default_def.
26157 (expand_call_inline): Set entry_bb.
26158 * tree-inline.h (copy_body_data): Add entry_bb.
26160 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26163 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26166 PR tree-optimization/29484
26167 * tree-inline.c (inline_forbidden_p_2): New function.
26168 (inline_forbidden_p): Disallow inlining if some static var
26169 has an address of a local LABEL_DECL in its initializer.
26170 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26173 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26175 PR tree-optimization/34635
26176 * tree-data-ref.c (add_other_self_distances): Make sure that the
26177 evolution step is constant.
26179 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26181 PR middle-end/34608
26182 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26184 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26186 * tree-sra.c (scalarize_init): Insert the generate_element_init
26187 statements after the generate_element_zero statements.
26189 2008-01-02 Richard Guenther <rguenther@suse.de>
26191 PR middle-end/34093
26192 PR middle-end/31976
26193 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26194 for very large number of operands instead of ICEing.
26196 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26199 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26200 while stack probing.
26202 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26204 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26207 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26209 PR libmudflap/26442
26210 * tree-mudflap.c (mx_register_decls): Guard warning by
26211 !DECL_ARTIFICIAL check.
26213 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26215 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26216 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26217 sse5_perm<mode>): Fix constraints.