1 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
3 * reg-stack.c (reg_to_stack): Add missing braces in memset
6 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
8 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
9 (NO_PROFILE_COUNTERS): New define.
11 2008-11-06 David Edelsohn <edelsohn@gnu.org>
14 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
16 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
19 * config/sparc/constraints.md (D): New.
20 * config/sparc/predicates.md (const_double_or_vector_operand): New.
21 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
23 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
24 Use the 'D' constraint in addition to 'F' in some alternatives.
25 (DF splitter): Generalize for V64mode.
26 * doc/md.texi (SPARC): Document the 'D' constraint.
28 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
30 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
32 2008-11-06 Ben Elliston <bje@au.ibm.com>
34 * gcc.c: Remove ancient comment about a bug in Sun cc.
36 2008-11-05 Janis Johnson <janis187@us.ibm.com>
38 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
40 2008-11-06 Ben Elliston <bje@au.ibm.com>
42 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
44 2008-11-06 Ben Elliston <bje@au.ibm.com>
46 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
49 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
52 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
55 2008-11-05 Martin Jambor <mjambor@suse.cz>
58 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
59 pointer arithmetics into array_ref if the array is accessed
60 through an indirect_ref.
62 2008-11-05 Richard Guenther <rguenther@suse.de>
65 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
66 qualified pointer conversion before stripping qualifiers.
67 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
68 * tree-flow.h (may_propagate_address_into_dereference): Declare.
69 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
72 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
73 properly canonicalize binary ops.
74 (forward_propagate_addr_expr_1): Use
75 may_propagate_address_into_dereference.
77 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
80 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
81 Initialize uninitialized input registers with a NaN.
83 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
87 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
89 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
93 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
95 * testsuite/gcc.dg/graphite/pr37943.c: New.
97 2008-11-04 Jakub Jelinek <jakub@redhat.com>
98 Andrew Pinski <andrew_pinski@playstation.sony.com>
101 * c-common.c (warn_for_sign_compare): For complex result_type
102 use component's type.
104 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
106 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
108 * print-tree.c (print_node): Don't print DECL_INITIAL
112 * c-common.c (parse_optimize_options): Save and restore
113 flag_strict_aliasing around decode_options call.
115 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
117 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
118 (host_detect_local_cpu): Use it instead of casted strings to
119 compare vendor signatures.
121 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
124 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
125 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
127 2008-11-03 Catherine Moore <clm@codesourcery.com>
129 * config/mips.c (mips_conditional_register_usage): Handle the
130 DSP control register.
131 * doc/extend.texi: Document the DSP control register.
133 2008-11-03 Steve Ellcey <sje@cup.hp.com>
134 Jakub Jelinek <jakub@redhat.com>
136 * omp-low.c (expand_omp_for_generic): If iter_type has different
137 precision than type and type is a pointer type, cast n1 and n2
138 first to an integer type with the same precision as pointers
139 and only afterwards to iter_type.
141 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
143 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
144 (UNSPEC_GOTSYM_OFF): New unspec.
145 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
146 (pic_add_dot_plus_eight): Likewise.
147 (tls_load_dot_plus_eight): Likewise. Update peephole2.
148 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
149 UNSPEC_PIC_BASE operands.
150 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
151 (arm_output_addr_const_extra): Handle it.
153 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
155 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
156 integer class to full integer class if the offset is not word-aligned.
158 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
161 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
163 (doloop_optimize): Update call to doloop_modify.
165 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
167 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
169 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
172 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
173 gcc_cv_as_cfi_directive.
174 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
175 merging read-only and read-write sections or assembler emits
176 read-write .eh_frame sections.
177 * configure: Regenerate.
179 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
182 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
184 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
186 (rs6000_emit_prologue): Invert logic.
187 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
188 (reg:P 11) instead of match_operand.
189 (*save_fpregs_<mode>): Likewise.
190 (*restore_gpregs_<mode>): Likewise.
191 (*return_and_restore_gpregs_<mode>): Likewise.
192 (*return_and_restore_fpregs_<mode>): Likewise.
193 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
194 (reg:P 11) insted of match_operand.
195 (*restore_gpregs_spe): Likewise.
196 (*return_and_restore_gpregs_spe): Likewise.
198 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
200 PR tree-optimization/37684
201 * gcc.dg/graphite/pr37684.c: New.
202 * graphite.c (exclude_component_ref): New.
203 (is_simple_operand): Call exclude_component_ref.
205 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
207 PR tree-optimization/36908
208 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
209 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
210 (number_of_rw_in_partition): New.
211 (partition_contains_all_rw): New.
212 (ldist_gen): Do not distribute when one of the partitions
213 contains all the memory operations.
215 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
217 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
218 EDGE_IRREDUCIBLE_LOOP.
220 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
222 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
223 where we have one entry point in the loop which isn't the head.
225 2008-11-03 Richard Guenther <rguenther@suse.de>
228 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
230 2008-11-03 Jakub Jelinek <jakub@redhat.com>
233 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
234 for ipa and simple ipa passes.
236 2008-11-02 Richard Guenther <rguenther@suse.de>
238 PR tree-optimization/37542
239 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
240 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
241 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
242 (vn_nary_op_insert_stmt): Likewise.
243 (visit_use): Likewise.
245 2008-11-02 Anatoly Sokolov <aesok@post.ru>
247 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
249 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
250 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
251 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
252 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
253 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
254 peephole2's): Replace unspec with rotate.
255 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
257 2008-11-02 Richard Guenther <rguenther@suse.de>
259 PR tree-optimization/37991
260 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
261 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
262 (set_ssa_val_to): Print if the value changed.
263 (simplify_binary_expression): Strip useless conversions.
265 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
268 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
271 2008-11-01 Richard Guenther <rguenther@suse.de>
274 * builtins.c (fold_builtin_strspn): Return a size_t.
275 (fold_builtin_strcspn): Likewise.
277 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
279 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
280 attribute for struct return convention.
282 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
284 * config/rs6000/crtsavres.asm: Really, really delete.
286 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
288 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
290 (rs6000_emit_prologue): Invert logic.
291 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
292 (reg:P 11) instead of match_operand.
293 (*save_fpregs_<mode>): Likewise.
294 (*restore_gpregs_<mode>): Likewise.
295 (*return_and_restore_gpregs_<mode>): Likewise.
296 (*return_and_restore_fpregs_<mode>): Likewise.
297 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
298 (reg:P 11) insted of match_operand.
299 (*restore_gpregs_spe): Likewise.
300 (*return_and_restore_gpregs_spe): Likewise.
302 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
304 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
305 list of word switches that take args.
307 2008-10-30 Jakub Jelinek <jakub@redhat.com>
309 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
310 (s390_output_pool_entry): Call it through for_each_rtx.
313 * expr.c (store_constructor): For vectors, if target is a MEM, use
314 target's MEM_ALIAS_SET instead of elttype alias set.
316 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
319 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
322 2008-10-29 David Edelsohn <edelsohn@gnu.org>
325 * config/rs6000/predicates.md (word_offset_memref_operand):
326 Restructure code and look inside auto-inc/dec addresses.
328 2008-10-29 Steve Ellcey <sje@cup.hp.com>
331 * libgcov.c ( __gcov_indirect_call_profiler): Check
332 TARGET_VTABLE_USES_DESCRIPTORS.
334 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
336 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
337 (INITIAL_FRAME_POINTER_OFFSET): Remove.
338 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
339 offset if eliminating soft frame pointer.
340 * config/spu/spu.md (stack_protect_set, stack_protect_test)
341 (stack_protect_test_si): Add initial machine description
342 for Stack Smashing Protector
344 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
347 * c-common.c (min_precision): Move to...
348 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
349 * tree.h (tree_int_cst_min_precision): Declare.
350 * c-common.h (min_precision): Delete declaration.
351 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
352 multiplication of non-negative integer constants.
353 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
354 tree_int_cst_min_precision.
355 (finish_enum): Likewise.
357 2008-10-29 Joseph Myers <joseph@codesourcery.com>
360 * convert.c (convert_to_real): Do not optimize conversions of
361 binary arithmetic operations between binary and decimal
362 floating-point types. Consider mode of target type in determining
363 decimal type for arithmetic. Unless
364 flag_unsafe_math_optimizations, do not optimize binary conversions
365 where this may change rounding behavior.
366 * real.c (real_can_shorten_arithmetic): New.
367 * real.h (real_can_shorten_arithmetic): Declare.
369 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
371 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
372 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
373 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
375 (must_save_p): For some workarounds, interrupts need to clobber a
377 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
378 and LC1 for WA_05000257.
379 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
380 WA_05000283 and WA_05000315.
381 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
382 (movbi): Add alternative to set CC to 1; improve code for setting
384 (dummy_load): New pattern.
386 2008-10-29 Jakub Jelinek <jakub@redhat.com>
389 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
390 BLKmode for non-memory, convert using a wider MODE_INT mode
394 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
395 that haven't been removed yet.
397 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
399 * config/bfin/bfin.c (struct machine_function): New member
401 (bfin_expand_movmem): Set it when generating memcpy insns.
402 (n_regs_saved_by_prologue, expand_prologue_reg_save,
403 expand_epilogue_reg_restore): If we have hardware loops,
404 memcpy insns (indicated by has_loopreg_clobber) or function
405 calls, we need to save the loop registers.
407 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
409 * config/i386/i386.c (core2_cost): Fix typos in comments.
411 2008-10-28 Jakub Jelinek <jakub@redhat.com>
414 * combine.c (make_compound_operation): Don't call make_extraction with
416 (simplify_shift_const_1): Canonicalize count even if complement_p.
418 2008-10-28 Joseph Myers <joseph@codesourcery.com>
420 * convert.c (strip_float_extensions): Do not remove or introduce
421 conversions between binary and decimal floating-point types.
423 2008-10-28 Jakub Jelinek <jakub@redhat.com>
426 * fold-const.c (distribute_bit_expr): Convert common, left and
427 right arguments to type.
429 2008-10-28 Nick Clifton <nickc@redhat.com>
431 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
432 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
433 call_really_used_regs array rather than the call_used_regs array.
434 (mn10300_get_live_callee_saved_regs, expand_prologue,
435 expand_epilogue, output_tst): Likewise.
437 2008-10-27 Jakub Jelinek <jakub@redhat.com>
440 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
441 (df_get_entry_block_def_set): Neither here.
442 (df_get_regular_block_artificial_uses): Add EH_USES registers.
444 PR tree-optimization/37879
445 * predict.c (tree_estimate_probability): Check if last_stmt is
446 non-NULL before dereferencing it.
448 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
450 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
451 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
452 (ira_fast_allocation): Remove the prototype.
454 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
455 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
456 (color_pass): Modify the updated costs.
457 (ira_color): Rename to color. Make it static.
458 (ira_fast_allocation): Rename to fast_allocation. Make it static.
459 (ira_color): New function.
461 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
464 * ira-lives.c (last_call_num, allocno_saved_at_call): New
466 (set_allocno_live, clear_allocno_live, mark_ref_live,
467 mark_ref_dead): Invalidate corresponding element of
468 allocno_saved_at_call.
469 (process_bb_node_lives): Increment last_call_num. Setup
470 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
471 allocno was already saved.
472 (ira_create_allocno_live_ranges): Initiate last_call_num and
473 allocno_saved_at_call.
475 * ira-build.c (ira_create_allocno): Initiate
476 ALLOCNO_UPDATED_COVER_CLASS_COST.
477 (create_cap_allocno, propagate_allocno_info,
478 remove_unnecessary_allocnos): Remove setting updated costs.
479 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
481 * ira.c (ira): Don't call ira_fast_allocation.
483 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
486 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
489 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
491 * ira-int.h (ira_hard_regno_cover_class): New.
493 * ira-lives.c (mark_reg_live, mark_reg_dead,
494 process_bb_node_lives): Use ira_hard_regno_cover_class.
496 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
497 (setup_hard_regno_cover_class): New function.
498 (ira_init): Call setup_hard_regno_cover_class.
500 * ira-costs.c (cost_class_nums): Add comment.
501 (find_allocno_class_costs): Initiate cost_class_nums.
502 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
504 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
507 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
508 Rename to copy_info_to_removed_store_destinations. Propagate
509 conflict hard regs and register stack attribute.
511 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
514 * pa.c (function_arg_padding): Pad complex and vector types
515 upward in 64-bit runtime.
516 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
518 2008-10-26 Matthias Klose <doko@ubuntu.com>
520 * doc/install.texi: Document requirements on antlr.
522 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
524 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
527 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
530 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
531 is defined, use it to modify the constant offset.
533 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
535 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
536 and short arguments to the correct location as mandated by the ABI.
538 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
540 PR rtl-optimization/37769
541 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
543 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
545 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
546 unwind-dw2-Os-4-200.o.
548 2008-10-24 Joseph Myers <joseph@codesourcery.com>
550 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
551 (convert_for_assignment): Remove ic_argpass_nonproto cases.
553 2008-10-24 Jakub Jelinek <jakub@redhat.com>
555 PR tree-optimization/36038
556 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
557 add sizetype IV with initial value zero instead of pointer type.
559 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
562 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
563 around bit operation.
564 * profile.c (is_edge_inconsistent): Likewise.
565 * fold-const.c (truth_value_p): Move from here...
566 * tree.h (truth_value_p): ... to here.
567 * c-tree.h (c_expr): Update description of original_code.
568 * c-typeck.c (parser_build_unary_op): Set original_code.
569 (parser_build_binary_op): Update call to warn_about_parentheses.
570 * c-common.c (warn_about_parentheses): Take two additional
571 arguments of the operands. Use a switch. Quote operators
572 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
573 Add warning about !x | y and !x & y.
574 * c-common.h (warn_about_parentheses): Update declaration.
576 2008-10-24 Jakub Jelinek <jakub@redhat.com>
578 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
579 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
580 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
582 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
583 (check-%): For test targets listed in lang_checks_parallelized
584 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
585 run the testing in multiple make goals, possibly parallel, and
586 afterwards run dg-extract-results.sh to merge the sum and log files.
588 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
590 * config/mips/mips.c (mips_canonicalize_move_class): New function.
591 (mips_move_to_gpr_cost): Likewise.
592 (mips_move_from_gpr_cost): Likewise.
593 (mips_register_move_cost): Make more fine-grained.
595 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
597 * graphite.c (graphite_apply_transformations): Check for
599 * toplev.c (process_options): Add graphite_identity.
600 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
602 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
604 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
605 mulhisihl and mulhisihh builtins.
607 From Jie Zhang <jie.zhang@analog.com>
608 * config/bfin/bfin.md (composev2hi): Put operands into vector
611 2008-10-22 Chao-ying Fu <fu@mips.com>
613 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
615 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
617 From Mike Frysinger <michael.frysinger@analog.com>
618 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
619 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
620 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
621 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
622 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
623 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
624 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
625 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
626 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
627 __ADSPBF51x__ for all of them.
628 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
629 -mcpu bf512, bf514, bf516, and bf518.
630 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
631 bf512-none, bf514-none, bf516-none, and bf518-none.
632 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
633 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
634 * doc/invoke.texi (Blackfin Options): Document that
635 -mcpu now accepts bf512, bf514, bf516, and bf518.
637 2008-10-22 Jakub Jelinek <jakub@redhat.com>
640 * fold-const.c (build_range_type): For 1 .. signed_max
641 range call build_nonstandard_inter_type if signed_type_for
642 returned a type with bigger precision.
644 2008-10-22 Richard Guenther <rguenther@suse.de>
646 * tree.def (COMPLEX_TYPE): Constrain element type.
647 * tree.c (build_complex_type): Assert that.
648 * tree-ssa-structalias.c (could_have_pointers): Complex types
649 cannot have pointers.
651 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
654 * c-typeck.c (convert_for_assignment): Do not give declaration's
655 location for builtins. Spell out which type was expected and which
658 2008-10-22 Nick Clifton <nickc@redhat.com>
660 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
661 the fdpic register to be a target when running in fdpic mode.
663 2008-10-22 Rafael Espindola <espindola@google.com>
665 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
666 newly created statements.
668 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
671 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
672 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
673 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
675 2008-10-22 Jakub Jelinek <jakub@redhat.com>
678 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
679 Adjust -mcmodel=medium description for 2005-07-31 changes.
681 2008-10-22 Jan Hubicka <jh@suse.cz>
682 Jakub Jelinek <jakub@redhat.com>
685 * doc/invoke.texi: Remove references to obsoleted -d dumps.
687 2008-10-21 Richard Henderson <rth@redhat.com>
690 * emit-rtl.c (get_spill_slot_decl): Export.
691 * emit-rtl.h (get_spill_slot_decl): Declare.
692 * var-tracking.c (vt_add_function_parameters): Relax assertion
693 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
695 2008-10-21 Bob Wilson <bob.wilson@acm.org>
697 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
698 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
701 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
704 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
705 processed by get_maxval_strlen.
707 2008-10-21 David Edelsohn <edelsohn@gnu.org>
710 * tree.c (get_file_function_name): Copy first_global_object_name.
711 Centralize call to clean_symbol_name.
713 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
715 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
716 * config/svr4.h (SVR4_ASM_SPEC): New.
717 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
718 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
720 * doc/invoke.texi (Option Summary): Add -T to linker options.
721 (Link Options): Document -T.
723 2008-10-21 Jakub Jelinek <jakub@redhat.com>
725 * tree-inline.c (tree_inlinable_function_p): Remove tuples
728 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
731 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
733 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
735 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
738 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
740 * doc/install.texi: Fix typos in previous patch.
742 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
744 * doc/install.texi: Document in-tree building of gcc and mpfr.
746 2008-10-19 Richard Guenther <rguenther@suse.de>
748 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
750 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
753 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
754 (build_enumerator): Convert enumerators that fit in integer to
757 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/i386.md (unnamed peephole2): Do not force memory
760 operands of arith or logical instructions into registers for
761 non-TARGET_READ_MODIFY targets.
763 (ffs_cmove): Change operand 0 predicate to register_operand.
764 Change operand 1 predicate to nonimmediate_operand.
766 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
768 2008-10-18 Richard Guenther <rguenther@suse.de>
770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
771 VIEW_CONVERT_EXPR case against invalid gimple.
773 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
775 * c-parser.c (c_parser_binary_expression): Silence the
776 uninitialized variable warning emitted for binary_loc.
778 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
780 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
783 2008-10-16 Joseph Myers <joseph@codesourcery.com>
786 * c-typeck.c (build_unary_op): Use omit_one_operand for
787 IMAGPART_EXPR of real argument.
789 2008-10-16 Jakub Jelinek <jakub@redhat.com>
791 PR tree-optimization/37664
792 * fold-const.c (fold_binary): When optimizing comparison with
793 highest or lowest type's value, don't consider TREE_OVERFLOW.
795 2008-10-16 David Edelsohn <edelsohn@gnu.org>
798 * Makefile.in (coverage.o): Depend on $(TM_P_H).
799 * coverage.c: Include tm_p.h.
800 * config/rs6000/x-aix (jc1): Override LDFLAGS.
801 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
802 dollar signs from PREFIX.
803 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
804 instead of manual strip_name_encoding.
806 2008-10-16 Richard Guenther <rguenther@suse.de>
809 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
810 volatile qualified functions or methods as relevant.
812 2008-10-16 Jakub Jelinek <jakub@redhat.com>
814 PR tree-optimization/37525
815 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
816 sizetype unsigned constants, both in the case of C and bounds.
818 2008-10-15 Jan Hubicka <jh@suse.cz>
820 * ira-emit.c (change_regs): Return false when replacing reg by itself.
822 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
825 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
826 HARD_REGNO_CALL_PART_CLOBBERED.
828 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
831 * ira-lives.c (mark_early_clobbers): Remove.
832 (make_pseudo_conflict, check_and_make_def_use_conflicts,
833 check_and_make_def_conflicts,
834 make_early_clobber_and_input_conflicts,
835 mark_hard_reg_early_clobbers): New functions.
836 (process_bb_node_lives): Call
837 make_early_clobber_and_input_conflicts and
838 mark_hard_reg_early_clobbers. Make hard register inputs live again.
840 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
841 early clobbers of pseudo-registers.
843 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
846 * ira-build.c (ira_flattening): Recalculate
847 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
848 from the scratch instead of the propagation.
850 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
852 * doc/rtl.texi (const_double): Remove the "addr" operand.
853 Describe CONST_DOUBLE_* macros under const_double rather
855 (const_fixed): Fix the operand description.
856 (const): Add an @findex directive.
857 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
858 after the constant rtl table.
859 (fix): Combine floating-point and fixed-point descriptions.
861 * sched-deps.c (sched_analyze_2): Remove reference to
864 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
866 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
868 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
869 for UNSPEC_GOTSYM_OFFs.
870 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
871 (add_GOT_to_pic_reg): Use it.
872 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
874 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
875 Harsha Jagasia <harsha.jagasia@amd.com>
877 PR tree-optimization/37485
878 * graphite.c (gmp_cst_to_tree): Moved.
879 (iv_stack_entry_is_constant): New.
880 (iv_stack_entry_is_iv): New.
881 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
882 (loop_iv_stack_insert_constant): New.
883 (loop_iv_stack_pop): Use new datatpype.
884 (loop_iv_stack_get_iv): Same.
885 (loop_iv_stack_get_iv_from_name): Same.
886 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
887 (loop_iv_stack_patch_for_consts): New.
888 (loop_iv_stack_remove_constants): New.
889 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
890 (translate_clast): Call loop_iv_stack_patch_for_consts and
891 loop_iv_stack_remove_constants.
892 (gloog): Use new datatype. Redirect construction edge to end
893 block to avoid accidental deletion.
894 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
896 (union iv_stack_entry_data): New. Data in iv stack entry.
897 (struct iv_stack_entry): New. Datatype for iv stack entries.
899 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
901 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
902 * graphite.c (free_scop): Same.
904 (free_scattering): New.
905 (build_cloog_prog): Call free_scattering.
906 (patch_phis_for_virtual_defs): Fix memleak.
907 (graphite_trans_bb_strip_mine): Same.
910 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
911 Harsha Jagasia <harsha.jagasia@amd.com>
913 PR tree-optimization/37828
914 * graphite.c (graphite_trans_loop_block): Do not loop block
917 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
919 PR tree-optimization/37686
920 * tree-loop-linear.c (linear_transform_loops): Build a
921 loop nest vector. Pass it to lambda_compute_access_matrices.
922 * tree-data-ref.h (struct access_matrix): Store the loop nest
923 relative to which it encodes the information.
924 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
925 (am_vector_index_for_loop): Reimplemented: iterate over the
926 loop nest for finding the loop index in the access matrix.
927 (lambda_compute_access_matrices): Update declaration.
928 * lambda-code.c (build_access_matrix): Pass the loop nest and
930 (lambda_compute_access_matrices): Same.
932 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
934 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
935 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
936 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
937 already implies hard float. Also fix several insn condition
938 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
940 2008-10-15 David Edelsohn <edelsohn@gnu.org>
943 Based on patches by Laurent Vivier.
944 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
945 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
946 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
947 dollar sign to underscore.
948 (ASM_OUTPUT_EXTERNAL): Same.
949 (ASM_OUTPUT_LABELREF): New.
950 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
952 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
953 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
954 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
955 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
957 2008-10-15 Jakub Jelinek <jakub@redhat.com>
959 PR tree-optimization/36881
960 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
961 that each value doesn't need runtime relocations, for !flag_pic
962 check that each value is just a valid initializer constant.
964 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
966 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
967 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
968 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
969 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
971 (REG_CLASS_NAMES): Update accordingly.
972 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
973 rather than an unpredictable descriptive string.
974 * config/mips/mips.c (mips_register_move_cost): Remove comment.
975 (mips_register_move_cost): Check for specific COP*_REGS classes,
976 instead of ALL_COP_AND_GR_REGS.
977 (mips_ira_cover_classes): New function.
978 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
979 (TARGET_IRA_COVER_CLASSES): Define.
981 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
984 * tree.c (build_type_attribute_qual_variant): Hash on the
985 unqualified type, and don't overwrite an existing
986 (type_hash_eq): Make the TYPE_NAME of the types significant, to
987 allow distinguishing between wchar_t and its underlying type. This
988 also means that we'll retain a little more typedef information.
990 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
991 Dmitry Melnik <dm@ispras.ru>
992 Dmitry Zhurikhin <zhur@ispras.ru>
993 Alexander Monakov <amonakov@ispras.ru>
994 Maxim Kuvyrkov <maxim@codesourcery.com>
996 * target.h (struct gcc_target): Update prototypes of needs_block_p
998 * haifa-sched.c (create_check_block_twin): Update calls to the above.
999 * sel-sched.c (create_speculation_check): Likewise.
1000 * doc/tm.texi: Provide documentation for new target hooks.
1002 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1003 (ia64_gen_spec_insn): Removed.
1004 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1005 ia64_gen_spec_check): New static functions.
1006 (ia64_alloc_sched_context, ia64_init_sched_context,
1007 ia64_set_sched_context, ia64_clear_sched_context,
1008 ia64_free_sched_context, ia64_get_insn_spec_ds,
1009 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1010 (ia64_needs_block_p): Change prototype.
1011 (ia64_gen_check): Rename to ia64_gen_spec_check.
1012 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1013 into declaration, add special memory dependencies handling.
1014 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1015 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1016 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1017 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1018 Define new target hooks.
1019 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1020 (ia64_optimization_options): Turn on selective scheduling with -O3,
1021 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1022 default with selective scheduling.
1023 (ia64_override_options): Initialize align_loops and align_functions
1024 to 32 and 64, respectively. Set global selective scheduling flags
1025 according to target-dependent flags.
1026 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1027 (group_barrier_needed): Use new mstop-bit-before-check flag.
1029 (dfa_state_size): Make global.
1030 (spec_check_no, max_uid): Remove.
1031 (mem_ops_in_group, current_cycle): New variables.
1032 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1033 Initialize new variables.
1034 (is_load_p, record_memory_reference): New functions.
1035 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1037 (ia64_variable_issue): Change use of current_sched_info to
1038 sched_deps_info. Update comment. Note if a load or a store is issued.
1039 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1040 advance if maximal number of loads or stores was issued on current
1042 (scheduled_good_insn): New static helper function.
1043 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1044 a group barrier is needed. Fix vertical spacing. Guard the code
1045 doing state transition with last_scheduled_insn check.
1046 Mark that a stop bit should be before current insn if there was a
1047 cycle advance. Update current_cycle and mem_ops_in_group.
1048 (ia64_h_i_d_extended): Change use of current_sched_info to
1049 sched_deps_info. Reallocate stops_p by larger chunks.
1050 (struct _ia64_sched_context): New structure.
1051 (ia64_sched_context_t): New typedef.
1052 (ia64_alloc_sched_context, ia64_init_sched_context,
1053 ia64_set_sched_context, ia64_clear_sched_context,
1054 ia64_free_sched_context): New static functions.
1055 (gen_func_t): New typedef.
1056 (get_spec_load_gen_function): New function.
1057 (SPEC_GEN_EXTEND_OFFSET): Declare.
1058 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1059 (get_mode_no_for_insn): Change the condition that prevents use of
1060 special hardware registers so it can now handle pseudos.
1061 (get_spec_unspec_code): New function.
1062 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1063 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1064 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1065 during selective scheduling.
1066 (ia64_speculate_insn): Use ds_get_speculation_types when
1067 determining whether we need to change the pattern.
1068 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1069 (ia64_spec_check_src_p): Support new speculation/check codes.
1070 (struct bundle_state): New field.
1071 (issue_nops_and_insn): Initialize it.
1072 (insert_bundle_state): Minimize mid-bundle stop bits.
1073 (important_for_bundling_p): New function.
1074 (get_next_important_insn): Use important_for_bundling_p.
1075 (bundling): When shifting TImode from unimportant insns, ignore
1076 also group barriers. Assert that best state is found before
1077 the backward bundling pass. Print number of mid-bundle stop bits.
1078 Minimize mid-bundle stop bits. Check correct calculation of
1079 mid-bundle stop bits.
1080 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1081 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1083 (sel2_run): New variable.
1084 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1085 selective scheduling pass instead of schedule_ebbs.
1087 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1088 (UNSPEC_LDS_A): New UNSPEC.
1089 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1090 movti_internal, movsf_internal, movdf_internal,
1091 movxf_internal): Make visible. Add speculable* attributes.
1092 (output_c_nc): New mode attribute.
1093 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1094 mov<mode>_nc, zero_extend<mode>di2_nc,
1095 advanced_load_check_nc_<mode>): New insns.
1096 (zero_extend*): Add speculable* attributes.
1098 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1099 (msched-stop-bits-after-every-cycle): Likewise.
1100 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1102 (msched-spec-verbose): Remove.
1103 (msched-prefer-non-data-spec-insns,
1104 msched-prefer-non-control-spec-insns,
1105 msched-count-spec-in-critical-path,
1106 msel-sched-dont-check-control-spec): Use Target Report Var
1107 instead of Common Report Var.
1109 * config/ia64/itanium2.md: Remove incorrect bypass.
1111 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1113 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1116 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1117 and -fhelp=separate.
1119 2008-10-14 Ben Elliston <bje@au.ibm.com>
1121 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1123 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1125 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1128 2008-10-13 Matthias Klose <doko@ubuntu.com>
1130 * config/pa/linux-atomic.c: Work around missing header file
1131 for hppa64-linux-gnu targets.
1133 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1134 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1135 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1136 Grace Cao <grace_cao@playstation.sony.com>
1138 * doc/invoke.texi (-mgen-cell-microcode): Document.
1139 (-mwarn-cell-microcode): Document.
1140 * cfglayout.c (locator_location): Export.
1141 * rtl.h (locator_location): Define prototype.
1142 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1144 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1145 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1146 (mwarn-cell-microcode): New option.
1147 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1148 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1149 cell and not already set.
1150 Turn off string instructions if not generating cell microcode.
1151 (rs6000_final_prescan_insn): New function that warns about microcoded
1153 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1154 * config/rs6000/rs6000.md
1155 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1156 the instruction would have been microcoded on the Cell. Set
1157 cell_micro to always on unnamed patterns for the string instructions.
1158 (cell_micro): Update definition, remove load/store conditional
1160 (sign_extend:DI): Define new pattern for non microcoded version.
1161 (sign_extend:SI): Likewise.
1162 (compare (div:P)): Set cell_micro to not.
1163 (andsi3): Define as an expand.
1164 (andsi3_mc): New pattern.
1165 (andsi3_nomc): New pattern.
1166 (andsi3_internal0_nomc): New pattern.
1167 (andsi3_internal2): Rename to ...
1168 (andsi3_internal2_mc): this and enable iff generating microcode.
1169 (andsi3_internal3): Rename to ...
1170 (andsi3_internal3_mc): this and enable iff generating microcode.
1171 (andsi3_internal4): Enable iif generating microcode.
1172 (andsi3_internal5): Rename to ..
1173 (andsi3_internal5_mc): this and enable iff generating microcode.
1174 (andsi3_internal5_nomc): New pattern.
1175 (extzvdi_internal1): Enable iff generating microcode.
1176 (extzvdi_internal2): Likewise.
1177 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1178 (anddi3): Change to expand.
1179 (anddi3_mc): Rename from anddi3.
1180 (anddi3_no_mc): New pattern.
1181 (anddi3_internal2): Rename to ..
1182 (anddi3_internal2_mc): this and enable iff generating microcode.
1183 (anddi3_internal2_nomc): New pattern.
1184 (anddi3_internal3): Rename to ..
1185 (anddi3_internal3_mc): this and enable iff generating microcode.
1186 (anddi3_internal3_nomc): New pattern.
1187 (movti_string): Set cell_micro to always if TARGET_STRING.
1188 (stmsi8): Set cell_micro to always.
1194 (stmsi8_power): Likewise.
1195 (stmsi7_power): Likewise.
1196 (stmsi6_power): Likewise.
1197 (stmsi5_power): Likewise.
1198 (stmsi4_power): Likewise.
1199 (stmsi3_power): Likewise.
1200 (movsi_update2): Enable iff generating microcode.
1201 (movhi_update3): Likewise.
1202 (lmw): Set cell_micro to always.
1204 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1206 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1207 * config/s390/s390.c (machine_function): Remove
1208 decomposed_literal_pool_addresses_ok_p.
1209 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1210 the difference of two labels.
1211 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1212 (s390_pool_offset): New function.
1213 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1214 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1216 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1218 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1219 (powerpc*-*-linux-gnu*): Describe.
1220 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1221 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1222 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1223 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1224 config/rs6000/e500crtres32gpr.asm,
1225 config/rs6000/e500crtres64gpr.asm,
1226 config/rs6000/e500crtres64gprctr.asm,
1227 config/rs6000/e500crtrest32gpr.asm,
1228 config/rs6000/e500crtrest64gpr.asm,
1229 config/rs6000/e500crtresx32gpr.asm,
1230 config/rs6000/e500crtresx64gpr.asm,
1231 config/rs6000/e500crtsav32gpr.asm,
1232 config/rs6000/e500crtsav64gpr.asm,
1233 config/rs6000/e500crtsav64gprctr.asm,
1234 config/rs6000/e500crtsavg32gpr.asm,
1235 config/rs6000/e500crtsavg64gpr.asm,
1236 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1237 * config/rs6000/crtsavres.asm: Really remove.
1239 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1242 * c-format.c (convert_format_name_to_system_name): Use
1243 TARGET_OVERRIDES_FORMAT_INIT.
1244 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1245 * config/i386/mingw.opt: New.
1246 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1247 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1248 (ms_printf_length_specs): Removed const specifier.
1249 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1250 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1252 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1254 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1255 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1257 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1260 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1261 sure that ref has valid bb.
1263 2008-10-12 Richard Henderson <rth@redhat.com>
1266 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1267 * alias.c (value_addr_p, stack_addr_p): Remove.
1268 (nonoverlapping_memrefs_p): Remove IRA special case.
1269 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1270 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1271 * reload1.c (alter_reg): Use it.
1273 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1276 of registers instead of eax, ebx, ecx and edx. Use for loop
1277 and check register for non-zero value before the call
1278 to decode_caches_intel.
1280 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1282 PR rtl-optimization/37448
1283 * df.h: (df_ref_class): New enum.
1284 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1285 (struct df_ref): Replaced with union df_ref_d.
1286 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1287 New members of df_ref_d union.
1288 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1289 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1290 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1291 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1292 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1293 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1294 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1295 (df_scan_bb_info, df_bb_regno_first_def_find,
1296 df_bb_regno_last_def_find, df_find_def, df_find_use,
1297 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1298 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1299 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1300 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1301 Replaced struct df_ref * with df_ref.
1302 * df-scan.c (df_collection_rec, df_null_ref_rec,
1303 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1304 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1305 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1306 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1307 df_reorganize_refs_by_reg_by_reg,
1308 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1309 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1310 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1311 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1312 df_bb_refs_record, df_exit_block_uses_collect,
1313 df_record_exit_block_uses, df_reg_chain_mark,
1314 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1315 df_ref * with df_ref.
1316 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1317 df_ref_class parameter.
1318 (df_scan_problem_data): Added new pools for different types of refs.
1319 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1320 df_ref_create_structure): Processed new ref pools.
1321 (df_scan_start_dump): Added counts of refs and insns.
1322 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1323 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1324 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1325 code to pass df_ref_class down to ref creation functions.
1326 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1327 df_reg_chain_mark): Use macros to hide references to df_refs.
1328 (df_ref_chain_change_bb): Removed.
1329 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1330 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1331 Enhanced to understand df_ref union structure.
1332 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1333 all_uses_available_at, update_df, try_fwprop_subst,
1334 forward_propagate_subreg, forward_propagate_and_simplify,
1335 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1336 df_ref * with df_ref.
1337 (use_killed_between, all_uses_available_at): Use macros to hide
1338 references to df_refs.
1339 * regstat.c (regstat_bb_compute_ri,
1340 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1342 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1343 see_handle_relevant_refs, see_analyze_one_def,
1344 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1345 struct df_ref * with df_ref.
1346 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1347 global_conflicts): Replaced struct df_ref * with df_ref.
1348 * ddg.c (create_ddg_dep_from_intra_loop_link,
1349 add_cross_iteration_register_deps, build_inter_loop_deps):
1350 Replaced struct df_ref * with df_ref.
1351 (create_ddg_dep_from_intra_loop_link,
1352 add_cross_iteration_register_deps): Use macros to hide references
1354 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1355 df_ref * with df_ref.
1356 * df-core.c (df_bb_regno_first_def_find,
1357 df_bb_regno_last_def_find, df_find_def, df_find_use,
1358 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1359 debug_df_ref): Replaced struct df_ref * with df_ref.
1360 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1361 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1363 * web.c (union_defs, entry_register, replace_ref, web_main):
1364 Replaced struct df_ref * with df_ref.
1365 (union_defs, replace_ref): Use macros to hide references to df_refs.
1366 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1367 Replaced struct df_ref * with df_ref.
1368 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1369 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1370 Replaced struct df_ref * with df_ref.
1371 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1372 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1374 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1375 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1376 df_compute_accessed_bytes_strict_low_part,
1377 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1378 Replaced struct df_ref * with df_ref.
1379 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1380 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1381 df_ref * with df_ref.
1382 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1383 check_dependency, check_dependencies, record_uses): Replaced
1384 struct df_ref * with df_ref.
1385 (invariant_for_use, check_dependency): Use macros to hide
1386 references to df_refs.
1387 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1388 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1389 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1390 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1391 references to df_refs.
1392 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1394 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1395 * df-problems.c (df_rd_bb_local_compute_process_def,
1396 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1397 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1398 df_chain_remove_problem, df_chain_create_bb_process_use,
1399 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1400 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1401 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1402 df_byte_lr_simulate_artificial_refs_at_top,
1403 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1404 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1405 df_simulate_uses, df_simulate_artificial_refs_at_end,
1406 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1408 (df_chain_dump): Use macros to hide references to df_refs.
1409 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1410 df_ref * with df_ref.
1411 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1412 mark_artificial_uses, mark_reg_dependencies,
1413 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1415 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1417 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1419 (array_ref_element_size): Likewise.
1420 (array_ref_low_bound): Likewise.
1421 (array_ref_up_bound): Likewise.
1422 * expr.c (contains_packed_reference): Likewise.
1423 (array_ref_element_size): Likewise.
1424 (array_ref_low_bound): Likewise.
1425 (array_ref_up_bound): Likewise.
1426 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1427 with ARRAY_RANGE_REF.
1428 (idx_find_step): Likewise.
1429 (idx_record_use): Likewise.
1430 (strip_offset_1): Likewise.
1431 (idx_remove_ssa_names): Likewise.
1433 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1434 Andi Kleen <ak@linux.intel.com>
1436 * config/i386/cpuid.h (__cpuid_count): New defines.
1437 * config/i386/driver-i386.c (struct cache_desc): New structure.
1438 (describe_cache): Use struct cache_desc to pass cache descriptions.
1439 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1440 (detect_caches_amd): Use struct cache_desc to describe caches.
1441 (decode_caches_intel): Use struct cache_desc to pass cache
1442 descriptions. Update descriptions to match latest (rev -032,
1443 December 2007) CPUID documentation. Do not check valid bit here.
1444 Check for Xeon MP value 0x49 problems.
1445 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1446 Check valid bit before calling decode_caches_intel. Detect number
1447 of times to repeat CPUID instruction.
1448 (detect_caches_cpuid4): New function.
1449 (detect_caches_intel): Depending on max_level, call
1450 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1451 only when other methods fail to provide valid L2 cache description.
1453 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1456 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1457 it to PIC call patterns.
1458 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1459 code generation and attributes from pattern. Change peephole2 to
1460 split for noreturn case. Revise split pattern for non noreturn case.
1461 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1462 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1463 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1466 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1468 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1469 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1471 (divdf3): Reformat long line.
1473 2008-10-11 Michael J. Eager <eager@eagercon.com>
1475 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1477 (rs6000_handle_option): Process -mfpu options.
1478 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1479 (enum fpu_type_t): New.
1480 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1481 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1483 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1484 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1485 * config/rs6000/rs6000.opt (-mfpu): New.
1486 (-mxilinx-fpu): New.
1487 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1488 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1489 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1490 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1491 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1493 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1496 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1497 LO_SUM on Darwin if mode has just one unit.
1499 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1502 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1503 has been optimized out.
1505 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1507 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1508 instead of PIC_DIRECT_ADDR_P.
1509 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1510 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1511 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1512 (PIC_OFFSET_P): Rename to...
1513 (PCREL_SYMOFF_P): ...this.
1514 (PIC_DIRECT_ADDR_P): Delete.
1515 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1517 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1518 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1519 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1520 * config/sh/sh.c (print_operand): Remove CONST handling.
1521 (unspec_caller_rtx_p): Rewrite to use split_const and check
1522 the operands of UNSPEC bases.
1523 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1524 with (unspec [A B] UNSPEC_SYMOFF).
1525 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1526 UNSPEC_PCREL_SYMOFF.
1527 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1528 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1529 (UNSPEC_EXTRACT_U16): Likewise.
1530 (UNSPEC_SYMOFF): Likewise.
1531 (UNSPEC_PCREL_SYMOFF): Likewise.
1532 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1534 (movsi_const_16bit): Likewise.
1535 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1536 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1537 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1538 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1539 with (unspec [A B] UNSPEC_SYMOFF).
1540 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1541 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1542 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1543 (Csu): Likewise UNSPEC_EXTRACT_U16.
1544 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1545 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1547 2008-10-10 Stepan Kasal <skasal@redhat.com>
1549 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1550 for loop strip mining and loop blocking.
1552 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1554 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1555 vary types depending on debug info.
1557 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1559 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1560 before ensuring it's already computed.
1562 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1564 * rtl.h (locator_eq): New decl.
1565 * cfglayout.c (locator_scope): New function.
1566 (insn_scope): Use it.
1567 (locator_eq): New function.
1568 (fixup_reorder_chain): Search for last insn in src bb
1569 that has locator set or first insn in dest bb. Use
1570 locator_eq instead of == to compare locators.
1571 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1572 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1573 == to compare locators.
1575 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1577 * gimple-low.c (lower_function_body, lower_gimple_return,
1578 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1579 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1580 goto_block on edges if goto_locus is known.
1583 * tree.h (get_object_alignment): Declare.
1584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1585 get_object_alignment if needed.
1586 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1588 (get_object_alignment): ... here. New function. Try harder to
1589 determine alignment from get_inner_reference returned offset.
1591 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1593 * graphite.c (gloog): Don't call find_unreachable_blocks
1594 before delte_unreachable_blocks.
1596 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1597 goto_locus of true_edge into RTL locator.
1599 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1602 (*jcc_btdi_mask_rex64): Ditto.
1604 (*jcc_btsi_mask): Ditto.
1605 (*jcc_btsi_1): Ditto.
1606 (*jcc_btsi_mask_1): Ditto.
1608 2008-10-08 Paul Brook <paul@codesourcery.com>
1610 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1611 compatible profiler (__gnu_mcount_nc).
1612 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1614 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1616 * config/i386/i386.c (initial_ix86_tune_features): Add
1617 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1618 * config/i386/i386.h (ix86_tune_indices): Likewise.
1619 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1621 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1622 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1623 for FP to FP splitters.
1625 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1627 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1630 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1634 PR rtl-optimization/37341
1635 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1636 to ORIG_BB, pass through ORIG_BB recursively.
1637 (cse_condition_code_reg): Adjust caller.
1639 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1641 * sdbout.c (sdbout_one_type): Treat the value type
1642 CONST_DECL for enumerals.
1644 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1646 * config/i386/i386.md: Remove trailing white spaces.
1648 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1650 PR rtl-optimization/37448
1651 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1652 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1654 (struct output_info) [count]: Renamed total_created and made
1656 (struct output_info) [size]: Renamed total_allocated and made
1658 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1659 Properly keep track of desc->size.
1660 (print_statistics, dump_alloc_pool_statistics): Enhance the
1661 printing of statistics to print the number of elements and to use
1664 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1667 * opts.h (CL_SAVE): Move up to flags range.
1668 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1669 CL_COMMON): Renumber.
1670 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1671 * opts.c (common_handle_option): Revert last change.
1673 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1675 * config/i386/i386-protos.h (ix86_schedule): New.
1677 * config/i386/i386.c (ix86_schedule): New.
1678 (override_options): Add schedule to processor_alias_table. Set
1679 ix86_schedule from the schedule field in processor_alias_table.
1680 (ix86_function_specific_save): Save ix86_schedule.
1681 (ix86_function_specific_restore): Restore ix86_schedule.
1683 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1684 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1687 * config/i386/i386.opt: Add schedule.
1689 * config/i386/ppro.md: Remove generic32.
1691 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1694 * expr.c (count_type_elements): Handle ERROR_MARK.
1696 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1701 * basic-block.h (struct edge_def): Add goto_block field.
1702 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1703 one insn with locus corresponding to edge's goto_locus if !optimize.
1704 * profile.c (branch_prob): Copy edge's goto_block.
1705 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1707 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1708 locator in between the merged basic blocks if !optimize and needed.
1709 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1710 goto_locus into RTL locator. For unconditional jump use that
1711 locator for the jump insn.
1712 (expand_gimple_cond): Convert goto_block and goto_locus into
1713 RTL locator for all remaining edges. For unconditional jump
1714 use that locator for the jump insn.
1715 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1716 there is more than one edge or insn locator along the forwarding
1717 edges and !optimize. If there is just one, set e->goto_locus.
1718 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1720 (move_block_to_fn): Adjust edge's goto_block.
1722 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1725 * expmed.c (expand_mult): Properly check DImode constant in
1728 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1731 * dwarf2out.c (common_block_die_table): New variable.
1732 (common_block_die_table_hash, common_block_die_table_eq): New
1734 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1735 COMMON block in the current scope rather than globally. Optimize
1736 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1737 DW_OP_addr SYMBOL_REF+off.
1739 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1741 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1742 Return true for non-addressable GIMPLE operands.
1744 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1747 * config/i386/i386.c (initial_ix86_tune_features): Remove
1748 X86_TUNE_USE_BIT_TEST.
1749 * config/i386/i386.h (ix86_tune_indices): Likewise.
1750 (TARGET_USE_BIT_TEST): Removed.
1752 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1754 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1756 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1758 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1759 (mul<mode>3_mul3): ... into this new template.
1761 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1763 * gimplify.c (gimplify_arg): Add location argument. Use it.
1764 (gimplify_call_expr): Pass location to gimplify_arg.
1765 (gimplify_modify_expr_to_memcpy): Same.
1766 (gimplify_modify_expr_to_memset): Same.
1768 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1771 Update calls to build_unary_op and build_indirect_ref for location
1774 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1777 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1778 * c-typeck.c (array_to_pointer_conversion): Pass location to
1780 (function_to_pointer_conversion): Use error_at and warning_at.
1781 (build_indirect_ref): Same.
1782 (build_array_ref): Pass location to build_binary_op.
1783 (parser_build_unary_op): Do not set location after calling
1785 (build_unary_op): Add location argument. Use it throughout. Set
1786 EXPR_LOCATION before returning new tree.
1787 (build_modify_expr): Same.
1788 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1790 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1791 build_indirect_ref, build_modify_expr.
1792 (c_finish_omp_for): Same. Use error_at instead of error.
1793 * c-common.c (c_common_truthvalue_conversion): Pass location to
1795 (warn_for_div_by_zero): Add location argument.
1796 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1797 build_unary_op, warn_for_div_by_zero.
1798 * c-parser.c (c_parser_typeof_specifier): Use
1799 protected_set_expr_location.
1800 (c_parser_statement_after_labels): Same.
1801 (c_parser_condition): Same.
1802 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1803 (c_parser_conditional_expression): Use protected_set_expr_location.
1804 (c_parser_unary_expression): Pass location to build_indirect_ref.
1805 (c_parser_postfix_expression_after_primary): Pass location to
1806 build_indirect_ref, build_unary_op.
1807 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1809 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1811 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1812 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1813 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1815 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1816 (mips_issue_rate): Handle PROCESSOR_R10000.
1817 * config/mips/mips.md (cpu): Add r10000.
1819 * config/mips/10000.md: New file.
1821 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1823 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1824 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1825 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1827 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1829 * config/darwin-protos.h (machopic_function_base_name): Delete.
1830 (machopic_function_base_sym): Likewise.
1831 (machopic_gen_offset): Declare.
1832 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1833 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1834 * config/darwin.c (machopic_function_base_name): Delete.
1835 (machopic_function_base_sym): Likewise.
1836 (gen_pic_offset): Rename to...
1837 (machopic_gen_offset): ...this and remove the pic_base argument.
1838 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1839 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1840 crtl->uses_pic_offset_table.
1841 (machopic_indirect_data_reference): Use new machopic_gen_offset
1843 (machopic_legitimize_pic_address): Likewise.
1844 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1846 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1847 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1848 * config/i386/i386.c (output_set_got): Likewise.
1849 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1851 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1852 (legitimate_address_p): Likewise.
1853 (output_pic_addr_const): Likewise.
1854 (output_addr_const_extra): Likewise.
1855 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1856 match an UNSPEC rather than a MINUS.
1857 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1858 (builtin_setjmp_receiver): Use machopic_gen_offset.
1859 * config/i386/predicates.md (pic_symbolic_operand): Handle
1860 UNSPEC_MACHOPIC_OFFSET.
1862 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1863 Use machopic_gen_offset and machopic_operand_p.
1864 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1865 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1866 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1867 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1868 Set crtl->uses_pic_offset_table.
1870 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1872 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1874 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1875 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1876 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1877 (constant_pool_expr_p): Use split_const and check the base.
1878 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1880 (legitimate_constant_pool_address_p): Check toc_relative_p
1881 instead of constant_pool_expr_p.
1882 (print_operand_address): Always use output_addr_const for
1883 constant pool addresses.
1884 (rs6000_output_addr_const_extra): New function.
1885 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1887 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1891 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1892 (mark_ref_live, mark_ref_dead): Use them.
1893 (def_conflicts_with_inputs_p): Remove.
1894 (mark_early_clobbers): New function.
1895 (process_bb_node_lives): Call preprocess_constraints and
1896 mark_early_clobbers.
1898 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1900 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1902 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1903 lib with -mthread switch.
1905 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1908 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1909 function in two, making it call a new and reusable
1910 dwarf2out_imported_module_or_decl() that takes the containing
1911 BLOCK of the declaration in argument.
1912 (dwarf2out_imported_module_or_decl_real): New function.
1913 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1914 IMPORTED_DECL in account.
1915 * tree.def: Added IMPORTED_DECL node type.
1916 * tree.h: Added accessors for IMPORTED_DECL nodes.
1917 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1919 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1921 * doc/gimple.texi: Fix some typos, wrap some long lines,
1922 fix some broken wraps with continuations.
1923 * tree-ssa-reassoc.c: Fix comment typos.
1925 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1928 * pa.c (legitimize_pic_address): Force function labels to memory in
1931 2008-10-04 Anton Blanchard <anton@samba.org>
1933 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1934 (rs6000_split_atomic_op): Same.
1935 (rs6000_split_compare_and_swap): Same.
1936 (rs6000_split_compare_and_swapqhi): Same.
1938 2008-10-04 Richard Guenther <rguenther@suse.de>
1940 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1941 instead of pointer equality.
1942 (vn_nary_op_eq): Likewise.
1944 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1946 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1948 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1949 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1951 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1953 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1954 Revert previous change.
1956 2008-10-03 Tom Tromey <tromey@redhat.com>
1958 * stringpool.c (ggc_alloc_string): Terminate string.
1960 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1962 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1963 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1964 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1967 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1970 2008-10-03 Pascal Obry <obry@adacore.com>
1972 * gcov.c (create_file_names): Properly handle UNIX and DOS
1973 directory separators.
1974 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1975 separator to '~' to ensure clean filenames on Windows.
1977 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1979 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1980 Add a null terminator to the stripped name.
1982 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1984 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1985 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1986 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1987 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1988 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1989 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1990 TARGET_SINGLE_FLOAT.
1992 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1994 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1996 2008-10-02 Richard Guenther <rguenther@suse.de>
1999 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2000 and VECTOR_TYPE recurse with useless_type_conversion_p which
2001 properly handles void pointer conversion.
2003 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2006 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2007 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2009 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2011 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2012 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2013 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2014 they translate to non builtins.
2015 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2016 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2017 __builtin_vec_promote, __builtin_vec_extract, and
2018 __builtin_vec_insert.
2019 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2020 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2021 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2022 * config/rs6000/altivec.h (vec_extract): Define
2023 (vec_insert): Define.
2024 (vec_splats): Define.
2025 (vec_promote): Define.
2027 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2028 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2029 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2031 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2033 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2034 prototype. Add new parameter, blk.
2035 Use BLKmode for the MEM if blk is true.
2036 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2037 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2038 ALTIVEC_BUILTIN_STVRXL.
2039 Update usage of altivec_expand_lv_builtin.
2040 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2041 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2042 (altivec_init_builtins): If compiling for the Cell, also define the
2044 * config/rs6000/rs6000.h (rs6000_builtins): Define
2045 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2046 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2047 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2048 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2049 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2050 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2051 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2052 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2053 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2054 UNSPEC_STVRX, and UNSPEC_STVRXL.
2055 (altivec_lvlx): New pattern.
2056 (altivec_lvlxl): New pattern.
2057 (altivec_lvrx): New pattern.
2058 (altivec_lvrxl): New pattern.
2059 (altivec_stvlx): New pattern.
2060 (altivec_stvlxl): New pattern.
2061 (altivec_stvrx): New pattern.
2062 (altivec_stvrxl): New pattern.
2063 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2064 (vec_lvlxl): Likewise.
2065 (vec_lvrx): Define if PPU is defined.
2066 (vec_lvrxl): Likewise.
2067 (vec_stvlx): Define if PPU is defined.
2068 (vec_stvlxl): Likewise.
2069 (vec_stvrx): Define if PPU is defined.
2070 (vec_stvrxl): Likewise.
2072 2008-10-01 Geert Bosch <bosch@adacore.com>
2074 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2076 2008-10-01 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/37617
2079 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2080 do not add to the NEW_SETS.
2082 2008-10-01 Richard Guenther <rguenther@suse.de>
2085 * tree-vrp.c (execute_vrp): If we optimized away the default
2086 case make sure to promote the label that got in place of it
2087 to a default case label.
2089 2008-10-01 Richard Henderson <rth@redhat.com>
2092 * tree-complex.c (set_component_ssa_name): Don't optimize
2093 is_gimple_min_invariant values with ssa_names in abnormal phis.
2095 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2097 PR tree-optimization/37662
2098 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2099 commutative binary operation if they are in the wrong order and
2100 fold_build2 produces non-GIMPLE.
2102 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2104 PR tree-optimization/37662
2105 PR tree-optimization/37663
2106 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2107 get_value_range with non-SSA_NAME. Don't assert operands have been
2108 folded, instead just bail out.
2110 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2112 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2114 2008-09-30 Richard Guenther <rguenther@suse.de>
2117 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2118 build restrict-qualified pointers.
2119 (vectorizable_store): Move alias check later.
2120 (vectorizable_load): Likewise.
2122 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2124 * c-common.c (empty_if_body_warning): Remove.
2125 * c-common.h (empty_if_body_warning): Remove.
2126 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2127 here the -Wempty-body warning for `if' and `else' statements.
2128 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2130 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/i386/i386.opt: Add msse2avx.
2134 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2135 * config/i386/linux64.h (ASM_SPEC): Likewise.
2137 * doc/invoke.texi: Document -msse2avx.
2139 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2141 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2143 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2145 * ifcvt.c (noce_emit_store_flag): If using condition from original
2146 jump, reverse it if if_info->cond was reversed.
2148 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2150 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2151 non-constant memory if it cannot be forced to constant memory.
2152 Overhaul surrounding code and factor out common condition.
2154 2008-09-29 Jeff Law <law@redhat.com>
2156 * reload1.c (alter_reg): Add missing curly braces.
2158 2008-09-29 Michael J. Eager <eager@eagercon.com>
2160 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2162 * config/rs6000/rs6000.c (rs6000_override_options): Move
2163 rs6000_init_hard_regno_mode_ok after all options changed.
2164 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2165 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2166 -msimple-fpu flags. Add warning messages if single FP not configured.
2167 (rs6000_file_start): Output gnu_attribute for single-float.
2168 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2169 (rs6000_legitimize_address): Likewise.
2170 (rs6000_legitimize_reload_address): Likewise.
2171 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2172 TARGET_SINGLE_FLOAT.
2173 (function_arg_advance): Likewise (partial conversion).
2174 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2175 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2176 TARGET_SINGLE_FLOAT.
2177 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2178 (rs6000_emit_prologue): Likewise.
2179 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2180 TARGET_SINGLE_FLOAT.
2181 (rs6000_libcall_value): Likewise.
2182 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2183 (TARGET_DOUBLE_FLOAT): New default to 1
2184 (TARGET_SIMPLE_FPU): New default to 0
2185 (TARGET_SINGLE_FPU): New default to 0
2186 (TARGET_SINGLE_FLOAT_MODE): New.
2187 (TARGET_DOUBLE_FLOAT_MODE): New.
2188 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2189 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2191 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2192 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2193 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2194 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2195 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2196 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2197 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2198 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2199 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2200 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2201 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2202 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2203 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2204 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2205 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2206 cmptf_internal1, *cmptf_internal2): Condition on
2207 TARGET_DOUBLE_FLOAT.
2208 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2209 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2210 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2211 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2212 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2213 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2214 TARGET_SINGLE_FLOAT.
2215 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2216 * config/rs6000/rs6000.opt (-msingle-float): New.
2217 (-mdouble-float): New.
2218 (-msimple-fpu): New.
2219 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2220 -msingle-float, -mdouble-float, -msimple-fpu options.
2221 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2222 _SOFT_DOUBLE for -msingle-float.
2223 * config.gcc: New config for target=powerpc-xilinx-eabi.
2225 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2227 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2228 have exit and entry.
2229 (new_scop): Take entry and exit edge to define new SCoP.
2230 (sd_region_p): New structure used during SCoP detection.
2231 (move_scops): Delete.
2232 (move_sd_regions): New.
2233 (scopdet_info): Change the definition from edges back to basic_blocks.
2234 (scopdet_edge_info): Work on basic_blocks and rename to
2235 scopdet_basic_block_info.
2236 (split_difficult_bb): At the moment removed. We should later
2237 add it at another place.
2238 (build_scops_1): Work on basic_blocks.
2239 (bb_in_sd_region): New.
2240 (find_single_entry_edge): New.
2241 (find_single_exit_edge): New.
2242 (create_single_entry_edge): New.
2243 (sd_region_without_exit): New.
2244 (create_single_exit_edge): New.
2245 (unmark_exit_edges): New.
2246 (mark_exit_edges): New.
2247 (create_sese_edges): New.
2248 (build_graphite_scops): New.
2249 (build_scops): Make SCoPs SESE.
2250 (limit_scops): Use the new functions.
2252 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2254 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2256 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2259 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2260 address to a register before taking the lower part.
2262 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2264 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2267 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2268 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2271 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2272 the newly created variable.
2273 Create a VECTOR_CST of all 1s for vector types.
2275 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2278 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2280 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2282 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2283 order to convert between modes.
2284 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2286 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2288 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2291 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2294 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2298 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2300 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2301 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2302 them to yield false with MIPS16.
2304 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2307 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2308 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2309 mem_loc_descriptor failed. Accept UNSPEC.
2310 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2311 fail if one of the loc_descriptor calls for pieces failed.
2312 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2313 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2314 if loc_descriptor_from_tree_1 on offset failed.
2317 * opts.c (common_handle_option): Don't call print_specific_help with
2318 CL_SAVE as first argument.
2320 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2321 Steve Ellcey <sje@cup.hp.com>
2323 * configure: Regenerate for new libtool.
2324 * aclocal.m4: Ditto.
2326 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2328 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2329 alias set on MEM when saving stack pointer.
2330 * config/rs6000/rs6000.md (allocate_stack): Likewise
2332 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2334 PR tree-optimization/37574
2335 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2336 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2337 instead of vector_type for constants. Take computation out of loop.
2338 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2339 and use only vector_type for invariant case.
2340 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2342 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2345 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2346 the decl is a VAR_DECL or FUNCTION_DECL.
2348 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2351 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2352 (mark_ref_live, mark_ref_dead): Use them.
2353 (def_conflicts_with_inputs_p): Remove.
2354 (mark_early_clobbers): New function.
2355 (process_bb_node_lives): Call preprocess_constraints and
2356 mark_early_clobbers.
2358 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2360 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2363 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2364 (ira_compress_allocno_live_ranges): New prototype.
2366 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2367 (coalesced_allocnos_living_at_program_points): New.
2368 (coalesced_allocnos_live_at_points_p,
2369 set_coalesced_allocnos_live_points): New functions.
2370 (coalesce_spill_slots): Rewrite.
2372 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2373 ira_compress_allocno_live_ranges): New functions.
2375 * ira-build.c (ira_flattening): Call
2376 ira_compress_allocno_live_ranges.
2379 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2384 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2386 * combine.c (make_compound_operation): Handle the 'E' format.
2387 (count_rtxs): Likewise.
2388 (update_table_tick): Likewise.
2389 (get_last_value_validate): Likewise.
2391 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2393 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2395 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2397 * matrix-reorg.c (transform_allocation_sites): Initializers
2398 added to avoid the warning.
2400 2008-09-25 Martin Jambor <mjambor@suse.cz>
2402 * cgraph.c (free_nodes): New variable.
2403 (NEXT_FREE_NODE): New macro.
2404 (cgraph_create_node): Reuse nodes from the free list. Do not
2405 update uid if doing so.
2406 (cgraph_remove_node): Add the node to the free list.
2408 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2410 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2412 2008-09-24 Richard Henderson <rth@redhat.com>
2414 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2415 * unwind-dw2.c (execute_stack_op): Handle it.
2417 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2420 2008-09-24 Michael J. Eager <eager@eagercon.com>
2422 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2424 * c-common.c (fname_decl): New location argument.
2425 * c-common.h (fname_decl): Same.
2426 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2428 (c_parser_typeof_specifier): Same.
2429 (c_parser_parms_list_declarator): Same.
2430 (c_parser_asm_string_literal): Same.
2431 (c_parser_compound_statement_nostart): Same.
2432 (c_parser_label): Same.
2433 (c_parser_do_statement): Same.
2434 (c_parser_asm_statement): Same.
2435 (c_parser_unary_expression): Same.
2436 (c_parser_sizeof_expression): Same.
2437 (c_parser_postfix_expression): Same.
2438 (c_parser_pragma): Same.
2439 (c_parser_omp_clause_collapse): Same.
2440 (c_parser_omp_clause_num_threads): Same.
2441 (c_parser_omp_clause_schedule): Same.
2442 (c_parser_omp_all_clauses): Same.
2443 (c_parser_omp_sections_scope): Same.
2444 (c_parser_omp_for_loop): Same. Pass condition's location to
2445 c_objc_common_truthvalue_conversion.
2446 (c_parser_enum_specifier): Remove comment.
2448 2008-09-24 Michael J. Eager <eager@eagercon.com>
2450 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2452 * config/rs6000/rs6000.c (rs6000_override_options): Move
2453 rs6000_init_hard_regno_mode_ok after all options changed.
2454 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2455 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2456 -msimple-fpu flags. Add warning messages if single FP not configured.
2457 (rs6000_file_start): Output gnu_attribute for single-float.
2458 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2459 (rs6000_legitimize_address): Likewise.
2460 (rs6000_legitimize_reload_address): Likewise.
2461 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2462 TARGET_SINGLE_FLOAT.
2463 (function_arg_advance): Likewise.
2464 (function_arg): Likewise.
2465 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2466 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2467 TARGET_SINGLE_FLOAT.
2468 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2469 (rs6000_emit_prologue): Likewise.
2470 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2471 TARGET_SINGLE_FLOAT.
2472 (rs6000_libcall_value): Likewise.
2473 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2474 (TARGET_DOUBLE_FLOAT): New default to 1
2475 (TARGET_SIMPLE_FPU): New default to 0
2476 (TARGET_SINGLE_FPU): New default to 0
2477 (TARGET_SINGLE_FLOAT_MODE): New.
2478 (TARGET_DOUBLE_FLOAT_MODE): New.
2479 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2480 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2482 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2483 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2484 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2485 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2486 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2487 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2488 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2489 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2490 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2491 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2492 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2493 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2494 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2495 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2496 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2497 cmptf_internal1, *cmptf_internal2): Condition on
2498 TARGET_DOUBLE_FLOAT.
2499 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2500 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2501 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2502 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2503 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2504 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2505 TARGET_SINGLE_FLOAT.
2506 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2507 * config/rs6000/rs6000.opt (-msingle-float): New.
2508 (-mdouble-float): New.
2509 (-msimple-fpu): New.
2510 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2511 -msingle-float, -mdouble-float, -msimple-fpu options.
2512 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2513 _SOFT_DOUBLE for -msingle-float.
2514 * config.gcc: New config for target=powerpc-xilinx-eabi.
2516 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2518 * config/sparc/constraints.md: New file.
2519 * config/sparc/sparc.md: Include it.
2520 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2521 (sparc_extra_constraint_check): Delete.
2522 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2523 (memory_ok_for_ldd): New predicate.
2524 (sparc_extra_constraint_check): Delete.
2525 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2526 (CONST_OK_FOR_LETTER_P): Likewise.
2527 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2528 (EXTRA_CONSTRAINT): Likewise.
2530 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2532 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2534 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2536 * alias.c (find_base_value): Use FIND_BASE_TERM.
2537 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2539 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2541 * config/i386/i386.c: Include cselib.h.
2542 (ix86_pic_register_p): New function.
2543 (ix86_delegitimize_address): Use it to check for the PIC register.
2545 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2547 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2548 * config/i386/i386.c (ix86_find_base_term): Don't check for
2549 SYMBOL_REF and LABEL_REF.
2551 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2553 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2554 constant PLUS in a CONST.
2556 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2558 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2559 check for sibcall support for w64.
2561 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2563 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2565 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2567 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2568 parser_build_binary_op.
2569 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2570 * c-typeck.c (build_array_ref): Same.
2571 (parser_build_unary_op): New location argument.
2572 (pointer_diff): Pass location to build_binary_op,
2573 c_objc_common_truthvalue_conversion.
2574 (build_modify_expr): Same.
2575 (build_unary_op): New location argument.
2576 (build_binary_op): New location argument.
2577 (c_objc_common_truthvalue_conversion): Pass location to
2578 c_*common_truthvalue_conversion.
2579 * c-convert.c (convert): Same.
2580 * c-common.c (binary_op_error): New location argument.
2581 (pointer_int_sum): Pass location to build_binary_op.
2582 (c_common_truthvalue_conversion): New location argument.
2583 (warn_for_sign_compare): Same.
2584 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2585 binary_op_error, build_binary_op, warn_for_sign_compare.
2586 * c-parser.c (c_parser_condition): Pass location to
2587 c_*common_truthvalue_conversion.
2588 (c_parser_conditional_expression): Save condition's location and pass
2590 (c_parser_binary_expression): Same, but for the binary operator's
2592 (c_parser_omp_for_loop): Pass location to
2593 c_objc_common_truthvalue_conversion.
2595 2008-09-23 Martin Jambor <mjambor@suse.cz>
2597 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2598 (cgraph_node_remove_callees): New temporary f. Hold the next item
2600 (cgraph_node_remove_callers): Likewise.
2602 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2603 (ipa_node_removal_hook): Likewise.
2605 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2606 gimple_call_copy_skip_args and moved to the gimple_call section.
2607 * gimple.c (gimple_copy_call_skip_args): Renamed to
2608 gimple_call_copy_skip_args. Changed al users.
2610 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2612 * ira-color.c (start_allocno_priorities): Rename to
2613 setup_allocno_priorities. Use costs and
2614 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2615 range lengths. Get rid off doubles.
2616 (ira_fast_allocations): Call start_allocno_priorities.
2618 2008-09-22 David Daney <ddaney@avtrex.com>
2621 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2622 register if TARGET_LONG_CALLS.
2624 2008-09-22 Richard Guenther <rguenther@suse.de>
2626 PR tree-optimization/37145
2627 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2628 value-numbering union accesses with their offset and size only.
2629 (visit_reference_op_load): Fix simplification of inserted conversions.
2630 * tree-ssa-pre.c (find_or_generate_expression): Do not
2631 recursively generate expressions if running FRE.
2633 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2635 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2636 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2639 2008-09-22 Richard Guenther <rguenther@suse.de>
2641 PR tree-optimization/37145
2642 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2643 (phi_translate_1): Constant fold references.
2645 2008-09-22 Ira Rosen <irar@il.ibm.com>
2647 PR tree-optimization/37482
2648 * tree-vectorizer.h (struct _slp_instance): Add new field.
2649 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2650 (get_earlier_stmt): New function.
2651 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2653 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2654 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2655 asserts that GSI points to the scalar statement being vectorized.
2656 Set new statement location according to GSI.
2657 (vect_schedule_slp_instance): Use GSI of
2658 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2660 2008-09-21 Jan Hubicka <jh@suse.cz>
2662 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2663 (ipcp_insert_stage): Update dead_nodes bitmap.
2665 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2668 * config/i386/t-cygming (SHLIB_LC): Remove.
2669 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2670 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2672 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2676 * final.c (mark_symbol_ref_as_used): New helper function.
2677 (output_operand): Instead of just looking inside MEMs for
2678 SYMBOL_REFs, use new helper function and for_each_rtx.
2679 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2680 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2681 Make head comment more general.
2682 * config/darwin.c (machopic_output_indirection): Handle weak
2683 references here, like in assemble_external.
2685 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2687 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2688 (sparc_emit_float_lib_cmp): Change return type.
2689 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2690 (gen_compare_operator): New function.
2691 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2692 the comparison sequence. Minor tweaks.
2693 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2694 that the final operator and the result of sparc_emit_float_lib_cmp
2695 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2696 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2697 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2698 result of sparc_emit_float_lib_cmp match for software TFmode.
2699 (movqicc, movhicc, movsicc, movdicc): Merge into...
2700 (mov<I:mode>cc): ...this.
2701 (movsfcc, movdfcc, movtfcc): Merge into...
2702 (mov<F:mode>cc): ...this.
2703 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2705 (mov<I:mode>_cc_v9): ...this.
2706 (movdi_cc_sp64_trunc): Delete.
2707 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2708 movdi_cc_reg_sp64): Merge into...
2709 (mov<I:mode>_cc_reg_sp64): ...this.
2710 (movsf_cc_sp64): Rename into...
2711 (movsf_cc_v9): ...this.
2712 (movdf_cc_sp64): Rename into...
2713 (movdf_cc_v9): ...this.
2714 (movtf_cc_hq_sp64): Rename into...
2715 (movtf_cc_hq_v9): ...this.
2716 (movtf_cc_sp64): Rename into...
2717 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2719 2008-09-21 Diego Novillo <dnovillo@google.com>
2721 * doc/gccint.texi: Include generic.texi and gimple.texi.
2723 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2724 (GIMPLE): Move to gimple.texi.
2725 (Annotations): Remove references to to stmt_ann_t and
2727 (SSA Operands): Rename from 'Statement Operands'.
2728 * doc/generic.texi: New.
2729 * doc/gimple.texi: New.
2730 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2731 * Makefile.in (TEXI_GCCINT_FILES):
2732 * gimple.c (gimple_copy_call_skip_args): Rename from
2733 giple_copy_call_skip_args. Update all users.
2734 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2736 2008-09-21 Ira Rosen <irar@il.ibm.com>
2738 PR tree-optimization/37539
2739 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2740 statement in related statement field only for the first load of the
2741 group of loads with the same data reference.
2743 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2745 * config/mips/mips.h (TUNE_OCTEON): New macro.
2746 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2747 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2748 * config/mips/octeon.md: New file.
2749 * config/mips/mips.md: Include octeon.md. Restore
2750 semi-alphabetical order of include files.
2752 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2755 * config/i386/i386.md (*jcc_fused_1): Removed.
2756 (*jcc_fused_2): Likewise.
2757 (*jcc_fused_3): Likewise.
2758 (*jcc_fused_4): Likewise.
2760 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2762 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2763 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2764 * target.h (gcc_target): Add ira_cover_classes.
2765 * ira.c: Remove IRA_COVER_CLASSES guards.
2766 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2767 instead of IRA_COVER_CLASSES.
2768 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2769 (setup_class_translate): Likewise.
2770 (setup_reg_class_intersect_union): Likewise.
2771 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2772 test of targetm.ira_cover_classes.
2773 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2774 of IRA_COVER_CLASSES.
2775 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2776 (TARGET_INITIALIZER): Include it.
2777 * targhooks.h (default_ira_cover_classes): Declare.
2778 * targhooks.c (default_ira_cover_classes): New function.
2780 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2782 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2784 2008-09-19 Ian Lance Taylor <iant@google.com>
2786 * varasm.c (narrowing_initializer_constant_valid_p): Return
2787 NULL_TREE if ENDTYPE is not an integer.
2789 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2792 * tree-ssa.c (execute_update_addresses_taken): Also update
2793 DECL_GIMPLE_REG_P for vector and complex types.
2795 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2796 Jan Hubicka <jh@suse.cz>
2799 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2800 empty before freeing them.
2801 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2803 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2805 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2806 * config/xtensa/predicates.md (tls_symbol_operand): New.
2807 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2808 (TARGET_CANNOT_FORCE_MEM): Define.
2809 (xtensa_tls_symbol_p): New.
2810 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2811 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2812 (xtensa_tls_module_base): New.
2813 (xtensa_call_tls_desc): New.
2814 (xtensa_legitimize_tls_address): New.
2815 (xtensa_legitimize_address): Handle TLS symbols.
2816 (xtensa_tls_referenced_p_1): New.
2817 (xtensa_tls_referenced_p): New.
2818 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2820 (XTENSA_BUILTIN_THREAD_POINTER): New.
2821 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2822 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2823 builtin. Add declarations for __builtin_thread_pointer and
2824 __builtin_set_thread_pointer.
2825 (xtensa_fold_builtin): Recognize new builtins.
2826 (xtensa_expand_builtin): Expand new builtins.
2827 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2828 (TARGET_THREADPTR): Define.
2829 (HAVE_AS_TLS): Define default value.
2830 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2831 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2832 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2833 (UNSPECV_SET_TP): New.
2834 (sym_TPOFF, sym_DTPOFF): New.
2835 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2836 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2837 * configure: Regenerated.
2839 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2842 * config/ia64/ia64.c (ia64_optimization_options): Move
2843 checking and setting flag_schedule_insns_after_reload and
2844 ia64_flag_schedule_insns2 back to ...
2845 (ia64_override_options): Here.
2847 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2850 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2851 zero extend count after the correction to it is done.
2852 (doloop_optimize): Update call to doloop_modify, don't zero extend
2855 2008-09-18 Martin Jambor <mjambor@suse.cz>
2857 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2859 * ipa-prop.c: Correct comments.
2860 * ipa-prop.h: Likewise.
2862 2008-09-18 Jan Hubicka <jh@suse.cz>
2865 * ipa-reference.c (ipa_reference_local_vars_info_d,
2866 ipa_reference_global_vars_info_d,
2867 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2868 ipa_reference_vars_info_t): Move here from ipa-reference.h
2869 (node_duplication_hook_holder, node_removal_hook_holder): New.
2870 (get_reference_vars_info_from_cgraph): Rename to ...
2871 (get_reference_vars_info): ... this one, use cgraph uids.
2872 (get_local_reference_vars_info, get_global_reference_vars_info):
2873 Use cgraph instead of decl.
2874 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2876 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2877 ipa_reference_get_written_global,
2878 ipa_reference_get_not_written_global): Use cgraph argument.
2879 (check_call): Simplify avail check.
2880 (scan_stmt_for_static_refs): Update.
2881 (propagate_bits): Update.
2882 (merge_callee_local_info): Remove.
2883 (init_function_info): Use cgraph nodes.
2884 (clean_function_local_data): Break out from ...
2885 (clean_function): ... here.
2886 (copy_local_bitmap, copy_global_bitmap): New functions.
2887 (duplicate_node_data, remove_node_data): New functions.
2888 (generate_summary): Register hooks; use visibility instead of
2890 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2891 * ipa-reference.h (ipa_reference_local_vars_info_d,
2892 ipa_reference_global_vars_info_d,
2893 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2894 ipa_reference_vars_info_t): Move to ipa-reference.c
2895 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2897 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2898 ipa_reference_get_not_read_global,
2899 ipa_reference_get_not_written_global): Update prototype.
2900 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2901 (init_state): Remove.
2902 (node_duplication_hook_holder, node_removal_hook_holder): New.
2903 (get_function_state, set_function_state): Use VECtor.
2904 (analyze_function): Check body availability.
2905 (add_new_function): Likewise.
2906 (duplicate_node_data, remove_node_data): New.
2907 (generate_summary): Register hooks; do not care about clones.
2908 (propafate): Do not care about clones; recursive functions are
2910 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2911 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2912 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2914 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2915 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2916 Update call of ipa-reference accesors.
2918 2008-09-18 Simon Baldwin <simonb@google.com>
2920 * c-opts.c (c_common_handle_option): Add handling for
2921 -Wbuiltin-macro-redefined command line option.
2922 * c.opt: Added builtin-macro-redefined option.
2923 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2926 2008-09-18 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/37258
2929 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2930 and signedness for integral types.
2931 (vn_phi_eq): Require compatible types.
2933 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2936 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2937 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2939 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2940 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2941 ggc_free other TREE_LIST nodes from that chain.
2942 * function.c (instantiate_decls): Instantiate also DECL_RTL
2943 of vars in cfun->local_decls, free that list afterwards.
2945 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2947 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2948 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2950 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2952 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2953 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2955 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2957 PR tree-optimization/37102
2958 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2959 from a node. Check to see if another PHI is dead.
2960 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2961 remove real PHIs which have no uses.
2962 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2964 2008-09-18 Richard Guenther <rguenther@suse.de>
2967 * tree-cfg.c (remove_useless_stmts_1): Remove
2968 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2970 2008-09-18 Nick Clifton <nickc@redhat.com>
2972 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2973 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2974 to frv_secondary_reload_class.
2975 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2976 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2977 (frv_secondary_reload_class): Omit unused parameter.
2978 (frv_secondary_reload): New function. Handle the case when
2979 secondary_reload_class() is called before the reload_(in|out)
2980 _optabs have been initialised.
2981 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2983 * config/frv/frv.md: Define an exclusion set between fr550_m0
2986 2008-09-18 Richard Guenther <rguenther@suse.de>
2988 PR tree-optimization/37456
2989 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2990 want to insert after ends a BB insert on the single fallthru
2993 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2995 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2996 Mention -march=z9-109, z9-ec and z10.
2998 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3000 PR rtl-optimization/37544
3001 * regrename.c (maybe_mode_change): Exit early when copy_mode
3002 is narrower than orig_mode and narrower than new_mode.
3004 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3007 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3009 * sched-rgn.c (ref_counts): Remove.
3010 (insn_referenced): New static variable.
3011 (INSN_REF_COUNT): Remove.
3012 (sched_run_compute_dependencies): Use insn_referenced instead of
3014 (add_branch_dependences): Likewise. Delete dead assignment.
3016 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3018 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3019 consumer is an asm. Add comment why this is important.
3020 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3021 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3023 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3025 * expr.c (emit_group_store): Do not shift before moving via a
3028 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3030 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3031 from aggregate to non-aggregate type if the bit pattern is not fully
3032 preserved afterwards.
3034 2008-09-17 Richard Guenther <rguenther@suse.de>
3036 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3037 (verify_gimple_assign): ... this. Split into ...
3038 (verify_gimple_assign_unary): ... this,
3039 (verify_gimple_assign_binary): ... that,
3040 (verify_gimple_assign_single): ... and this.
3041 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3042 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3043 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3044 (verify_types_in_gimple_reference): Be forgiving with
3046 (verify_gimple_phi): Deal with virtual operands.
3048 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3050 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3052 * tree.c (get_callee_fndecl): Don't call the language hook.
3053 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3054 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3055 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3057 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3059 * tree.c (protected_set_expr_location): Don't unnecessarily
3060 check for error_mark_node.
3062 2008-09-17 Art Haas <ahaas@impactweather.com>
3064 * ipa-reference.c (analyze_function): Declare step only if
3065 ENABLE_CHECKING is defined.
3067 2008-09-17 Jan Hubicka <jh@suse.cz>
3070 * tree.h (DECL_INLINE): remove.
3071 (DECL_DECLARED_INLINE_P): Update docs.
3072 (DECL_NO_INLINE_WARNING_P): new.
3073 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3074 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3076 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3077 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3080 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3083 2008-09-17 Jan Hubicka <jh@suse.cz>
3085 * ipa-reference.c (ipa_obstack): Remove.
3086 (local_info_obstack, global_info_obstack): New.
3087 (add_static_var): We now handle variables only.
3088 (mark_address_taken, mark_load, mark_store): New functions based on ...
3089 (check_operand): ... remove.
3090 (get_asm_stmt_operands): Rename to ...
3091 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3092 (scan_stmt_for_static_refs): Rewrite.
3093 (scan_op_for_static_refs): Rename to ...
3094 (scan_initializer_for_static_refs): do not look for VAR_DECL
3095 initializers; stop recursion on types and decls.
3096 (ipa_init): Use proper obstacks.
3097 (analyze_variable): Use scan_initializer_for_static_refs.
3098 (init_function_info): Use local obstack.
3099 (analyze_function): Simplify.
3100 (add_new_function): We don't need visited_nodes obstack.
3101 (generate_summary): Use proper obstacks; cleanup after propagation.
3103 2008-09-17 Richard Guenther <rguenther@suse.de>
3106 PR tree-optimization/37491
3107 * alias.c (get_alias_set): Use the canonical type.
3108 * tree-vect-transform.c (vectorizable_store): Use the type of
3109 the lhs for the vector type. Adjust checking.
3110 (vectorizable_load): Adjust checking.
3112 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3113 Adam Nemet <anemet@caviumnetworks.com>
3115 PR rtl-optimization/37483
3116 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3117 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3118 Rearrange code to better match the original comment. Check
3119 t_unconditional first. Improve comment.
3121 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3124 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3125 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3128 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3129 GIMPLE_TRY if cleanup sequence is empty.
3131 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3134 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3135 eliminate IV if the cost are the same.
3137 2008-09-16 Richard Guenther <rguenther@suse.de>
3140 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3143 2008-09-16 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/37508
3146 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3148 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3150 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3152 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3154 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3155 use gen_floatdidf2 directly.
3156 (floatunssidf2): Likewise.
3157 (floatsidf_ppc64_mfpgpr): Remove.
3158 (floatsidf_ppc64): Remove.
3159 (floatunssidf_ppc64): Remove.
3161 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3163 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3164 rather than update_cost_queue.
3166 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3167 in every call starting with the second one, instead of only when
3168 alias_bitmap_obstack.elements != NULL.
3170 * tree-predcom.c (filter_suitable_components): Free all refs in
3171 act->refs vector before calling release_component.
3172 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3174 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3176 * tree-loop-linear.c (linear_transform_loops): Initialize
3177 lambda_obstack only after calling perfect_loop_nest_depth.
3178 Goto free_and_continue instead of just continue for later failures.
3181 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3184 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3186 2008-09-14 Andreas Schwab <schwab@suse.de>
3188 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3190 2008-09-14 Jan Hubicka <jh@suse.cz>
3192 * invoke.texi (-fconserve-stack): Document.
3193 * opts.c (decode_options): Handle conserve_stack.
3194 * common.opt (fconvserve_stack): New.
3196 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3198 * config.host: Add x-aix to host_xmake_file.
3199 * config/rs6000/t-aix52: Do not override LDFLAGS.
3200 * config/rs6000/x-aix: New file.
3202 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3208 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3209 is not recognized as a valid register usage. Allow REG_X to be used
3211 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3212 forces a reload when using a base register.
3214 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3216 * config/i386/cygming-crtend.c (register_frame_ctor): If
3217 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3218 directly with atexit.
3219 (deregister_frame_ctor): Rename to ...
3220 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3221 if !DEFAULT_USE_CXA_ATEXIT.
3223 2008-09-13 Jan Hubicka <jh@suse.cz>
3225 * cgraph.c: Include value-prof.h
3226 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3228 2008-09-13 Jan Hubicka <jh@suse.cz>
3231 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3232 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3233 tree_gen_one_value_profiler, tree_gen_average_profiler,
3234 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3236 2008-09-13 Jan Hubicka <jh@suse.cz>
3238 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3239 too many bytes on misalligned blocks.
3241 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3243 * doc/cfg.texi: Fix some typos.
3244 * doc/extend.texi: Likewise.
3245 * doc/install.texi: Likewise.
3246 * doc/invoke.texi: Likewise.
3247 * doc/rtl.texi: Likewise.
3248 * doc/tree-ssa.texi: Likewise.
3250 2008-09-13 Richard Guenther <rguenther@suse.de>
3253 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3254 gimple stores for memory rhs.
3256 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3258 PR rtl-optimization/37489
3259 * cse.c (fold_rtx): Don't return const_true_rtx for float
3260 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3262 2008-09-13 Jan Hubicka <jh@suse.cz>
3264 PR tree-optimization/37392
3265 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3267 2008-09-13 Martin Jambor <mjambor@suse.cz>
3268 Jan Hubicka <jh@suse.cz>
3270 * cgraph.c (free_edges): New variable.
3271 (NEXT_FREE_EDGE): New macro.
3272 (cgraph_free_edge): New function.
3273 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3274 (cgraph_node_remove_callees): Likewise.
3275 (cgraph_node_remove_callers): Likewise.
3276 (cgraph_create_edge): Reuse edges from the free list. Do not
3277 update uid if doing so.
3278 (cgraph_remove_*_hook): Add free call.
3280 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3282 * ira-color.c (conflict_allocno_vec): Delete.
3283 (update_cost_queue_elem): New structure.
3284 (update_cost_queue): New variable.
3285 (update_cost_queue_tail): Likewise.
3286 (update_cost_queue_elems): Likewise.
3287 (allocno_update_cost_check): Delete.
3288 (initiate_cost_update): Allocate update_cost_queue_elems
3289 instead of allocno_update_cost_check.
3290 (finish_cost_update): Update the free()s accordingly.
3291 (start_update_cost): New function.
3292 (queue_update_cost): Likewise.
3293 (get_next_update_cost): Likewise.
3294 (update_copy_costs_1): Inline into...
3295 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3296 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3297 once we've established they are equal. Don't allocate update
3298 costs if there is nothing to add to them.
3299 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3300 DIVISOR arguments. Use a queue instead of recursive calls;
3301 process all the allocnos in the initial queue, rather than
3303 (assign_hard_reg): Use queue_update_cost instead of
3304 conflict_allocno_vec. Queue coalesced allocnos instead
3305 of calling update_conflict_hard_regno_costs for each one.
3306 Just call update_conflict_hard_regno_costs once for the
3308 (ira_color): Remove conflict_allocno_vec handling.
3310 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3312 PR tree-optimization/37484
3313 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3314 (save_var_name): Same.
3315 (initialize_cloog_names): Same.
3316 (initialize_cloog_names): Same.
3318 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3320 * tree-scalar-evolution.c (set_instantiated_value): Set
3323 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3327 * ira-build.c (common_loop_tree_node_dominator): Remove.
3328 (copy_live_ranges_to_removed_store_destinations): New function.
3329 (regno_top_level_allocno_map): Move to top level from ...
3330 (ira_flattening): ... here. Use
3331 copy_live_ranges_to_removed_store_destinations.
3333 * ira-emit.c (generate_edge_moves): Fix a comment.
3335 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3338 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3339 scratch register after 'set' pattern.
3341 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3343 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3344 information passed to mark_reg_pointer.
3345 * explow.c (force_reg): Likewise.
3347 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3349 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3350 when building for the celledp architecture.
3352 2008-09-12 Richard Guenther <rguenther@suse.de>
3354 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3356 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3358 PR rtl-optimization/37424
3359 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3360 the regnos instead of the addresses.
3362 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3364 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3366 2008-09-11 Richard Guenther <rguenther@suse.de>
3368 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3369 entering the weaker equivalence recording.
3371 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3373 2008-09-11 Jeff Law <law@redhat.com>
3375 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3376 by assign_stack_local on the IRA path for stack slot sharing
3377 as well as the non-IRA path.
3379 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3381 * config/i386/i386.h: Fix whitespace issues.
3383 2008-09-11 Martin Jambor <mjambor@suse.cz>
3385 * ipa-prop.h (struct ipa_param_flags): Removed.
3386 (struct ipa_param_descriptor): New structure.
3387 (struct ipa_node_params): ipcp_lattices, param_decls and
3388 param_flags moved to ipa_param_description.
3389 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3390 descriptors. Renamed all users.
3391 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3392 changed to access descriptors. Renamed all users.
3393 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3394 to access descriptors. Renamed all users.
3395 * ipa-cp.c (ipcp_init_cloned_node): Call
3396 ipa_initialize_node_params instead of ipa_count_formal_params and
3397 ipa_create_param_decls_array.
3398 (ipcp_analyze_node): Likewise.
3399 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3400 descriptors. Renamed all users.
3401 (ipcp_initialize_node_lattices): Remove allocation.
3402 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3403 ipa_initialize_node_params instead of ipa_count_formal_params and
3404 ipa_create_param_decls_array.
3405 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3406 ipa_populate_param_decls, made static, added parameter info,
3407 renamed mt to node, removed allocation, changed to use
3409 (ipa_count_formal_params): Made static, added parameter info,
3411 (ipa_initialize_node_params): New function.
3412 (ipa_check_stmt_modifications): Changed to use descriptors.
3413 (ipa_detect_param_modifications): Removed allocation, changed to
3415 (ipa_note_param_call): Changed to use descriptors.
3416 (ipa_analyze_params_uses): Removed allocation.
3417 (ipa_free_node_params_substructures): Changed to use descriptors.
3418 (ipa_edge_duplication_hook): Use the unused attribute.
3419 (ipa_node_duplication_hook): Use the unused attribute, changed to
3420 use descriptors, changed to duplicate descriptors.
3422 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3423 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3424 indirect inlining. Made static.
3425 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3426 functions called only once.
3427 (cgraph_decide_recursive_inlining): Don't call
3428 ipa_propagate_indirect_call_infos, pass new_edges to
3429 cgraph_mark_inline_edge instead.
3430 (cgraph_decide_inlining_of_small_functions): Don't call
3431 ipa_propagate_indirect_call_infos, pass new_edges to
3432 cgraph_mark_inline_edge instead.
3433 (cgraph_decide_inlining): Don't call
3434 ipa_propagate_indirect_call_infos.
3435 * ipa-prop.c: Check that vectors are allocated.
3437 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3438 iff a new cgraph edges have been created.
3439 (cgraph_decide_inlining): New variable redo_always_inline.
3440 Flattening and always_inlining loop until callgraph stabilizes.
3441 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3442 true iff new cgraph edges have been created.
3443 (propagate_info_to_inlined_callees): Likewise.
3444 (ipa_propagate_indirect_call_infos): Likewise.
3446 2008-09-11 Richard Guenther <rguenther@suse.de>
3448 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3449 (set_prologue_iterations): Likewise.
3450 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3452 (vect_update_init_of_dr): Likewise.
3453 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3455 * fold-const.c (fold_unary): Do not generate calculations
3458 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3460 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3461 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3462 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3464 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3466 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3467 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3468 before finalizing the changes.
3469 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3471 (simplify_truth_ops_using_ranges): New.
3472 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3473 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3474 whether a simplification was made.
3475 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3476 use a switch statement and also call simplify_truth_ops_using_ranges.
3478 2008-09-11 Jan Hubicka <jh@suse.cz>
3480 * ggc-common.c (loc_array): Make static.
3481 * dce.c (rest_of_handle_ud_dce): Free worklist.
3483 2008-09-11 Jan Hubicka <jh@suse.cz>
3485 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3486 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3487 function so we are sure we do not dangle it forever.
3488 * function.c (outer_function_chain, find_function_data): Remove.
3489 (function_context_stack): New.
3490 (push_function_context, pop_function_context): Update.
3491 * function.h (struct function): Remove pointer outer.
3492 (outer_function_chain, find_function_data): Remove.
3493 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3495 2008-09-11 Jan Hubicka <jh@suse.cz>
3498 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3500 2008-09-11 Jan Hubicka <jh@suse.cz>
3502 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3504 2008-09-11 Jan Hubicka <jh@suse.cz>
3506 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3507 (free_var_map_entry): New function.
3508 (redirect_edge_var_map_destroy): Use it.
3510 2008-09-11 Jan Hubicka <jh@suse.cz>
3513 * tree-inline.c (add_lexical_block): Replace with ...
3514 (prepend_lexical_block): ... prepend at begginig.
3515 (remap_blocks): Use it and reverse later.
3516 (expand_call_inline): Use prepend_lexical_block.
3518 2008-09-11 Jan Hubicka <jh@suse.cz>
3520 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3522 2008-09-11 Jan Hubicka <jh@suse.cz>
3524 * function.c (free_after_compilation): Call insn_locators_free.
3525 * cfglayout.c (insn_locators_free): New function.
3526 * rtl.h (insn_locators_free): Declare.
3528 2008-09-11 Jan Hubicka <jh@suse.cz>
3530 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3532 (cond_move_process_if_block): Update call.
3534 2008-09-11 Jan Hubicka <jh@suse.cz>
3536 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3537 * vec.c: Include hashtab.h
3538 (vec_descriptor, ptr_hash_entry): New structures.
3539 (vec_desc_hash, vec_ptr_map): New static variables.
3540 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3541 register_overhead, free_overhead, vec_heap_free): New functions.
3542 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3543 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3544 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3547 2008-09-11 Ira Rosen <irar@il.ibm.com>
3549 PR tree-optimization/37474
3550 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3551 length of load permutation.
3553 2008-09-11 Andreas Schwab <schwab@suse.de>
3555 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3557 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3560 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3561 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3562 simplify_gen_subreg.
3564 2008-09-11 Ira Rosen <irar@il.ibm.com>
3566 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3569 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3572 * gimplify.c (gimplify_body): Call default_rtl_profile.
3575 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3576 instead of tok->val.node if not expanding to something else. Handle
3577 intervening CPP_PADDING tokens.
3578 (altivec_categorize_keyword): Remove unneeded comparisons.
3580 2008-09-10 Richard Guenther <rguenther@suse.de>
3582 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3584 2008-09-10 Richard Guenther <rguenther@suse.de>
3587 * tree-inline.c (insert_init_stmt): Make sure to not
3588 insert invalid gimple stores.
3590 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3592 PR tree-optimization/37388
3593 * toplev.c (process_options): Fail and warn when graphite
3594 flags are used, but the compiler has not been configured
3595 with graphite libraries.
3596 * graphite.c (graphite_transform_loops): Remove printfs
3597 to dump_file for the case when graphite is not available.
3599 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3602 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3603 the even element into register.
3604 (ix86_expand_vector_init_general): Don't use
3605 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3606 if we can't move from GPR to SSE register directly.
3608 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3610 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3611 not lose track of the number of NOPs needed. Number of NOPs needed
3612 for sync vs. loads workaround was switched; corrected. Run second
3613 pass for all workarounds. No NOPs needed after call insns. Change
3614 second pass to use find_next_insn_start and find_load helpers in order
3615 to properly detect parallel insns.
3616 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3618 2008-09-10 Jan Hubicka <jh@suse.cz>
3620 * value-prof.c (gimple_ic): Fix tuplification bug.
3621 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3624 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3626 PR tree-optimization/37353
3627 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3628 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3629 calls instead of cond_dead_built_in_calls.
3630 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3631 initalize the vector only before adding first entry. Use VEC_safe_push
3632 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3633 shrink_wrap_conditional_dead_built_in_calls call.
3635 2008-09-10 Ira Rosen <irar@il.ibm.com>
3637 PR tree-optimization/37385
3638 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3639 argument, and use it as a vector type if not NULL.
3640 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3642 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3643 additional argument.
3644 (vectorizable_load): Likewise.
3646 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3648 * config/i386/i386.md (SWI32): New mode iterator.
3649 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3652 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3654 PR rtl-optimization/37435
3655 * caller-save.c (insert_restore, insert_save): Check the mode by
3658 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3661 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3663 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3666 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3668 * doc/invoke.texi (ARM Options): Correct errors in discussion
3669 of -mfloat-abi, -mhard-float, and -msoft-float.
3671 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3672 Jan Hubicka <jh@suse.cz>
3675 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3676 calling gimple_regimplify_operands on it. Iterate over all newly
3677 added statements, not just the last one.
3678 (insert_init_stmt): Insert stmt into seq first, then call
3679 gimple_regimplify_operands on it. Don't create new gimplification
3680 context, nor find referenced vars.
3682 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3685 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3686 to pointer to vector pointer.
3687 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3688 propagate_info_to_inlined_callees): Likewise.
3689 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3690 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3691 ipa_check_create_edge_args.
3692 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3693 argument to pointer to vector pointer.
3694 (cgraph_decide_inlining_of_small_function): Adjust
3695 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3699 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3700 optimizing for size, not speed.
3702 PR rtl-optimization/37408
3703 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3704 if parm is promoted.
3706 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3708 PR tree-optimization/37375
3709 * tree-scalar-evolution.c (scev_info_str): Add field
3711 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3712 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3713 set_instantiated_value): Pass instantiated_below.
3714 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3716 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3717 the definitions are not instantiated.
3719 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3720 (block_before_loop): New.
3721 * tree-data-ref.c (dr_analyze_indices): Update uses of
3723 * graphite.c (block_before_scop): New.
3724 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3725 basic block, not a loop for determining the parameters.
3726 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3728 (idx_record_params, find_params_in_bb, find_scop_parameters,
3729 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3730 to instantiate_scev.
3732 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3734 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3738 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3740 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3741 Check zero freq and increase if necessary.
3743 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3745 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3746 regno is in the right range. Add comments.
3748 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3750 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3752 * mips-tfile.c (copy_object): Cast alloca result to int *.
3753 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3755 Rename class to sclass.
3756 (read_tfile): Cast read_seek return values to proper types.
3757 Cast xcalloc return value to proper type.
3759 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3761 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3762 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3763 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3765 2008-09-09 Jan Hubicka <jh@suse.cz>
3767 * profile.c (is_edge_inconsistent): Add debug output; ignore
3768 negative count on fake edges.
3769 (is_inconsistent): Add debug output.
3771 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3773 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3775 (choose_ready): When first insn is chosen from the ready list, also
3778 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3780 PR rtl-optimization/37360
3781 * haifa-sched.c (max_issue): Do not assert that we never issue more
3782 insns than issue_rate. Add comment.
3784 2008-09-09 Richard Guenther <rguenther@suse.de>
3786 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3787 (verify_types_in_gimple_call): Rename to ...
3788 (verify_gimple_call): ... this. Enhance.
3789 (verify_types_in_gimple_cond): Remove.
3790 (verify_gimple_comparison): New function ...
3791 (verify_types_in_gimple_assign): ... split out from here.
3792 (verify_types_in_gimple_return): Rename to ...
3793 (verify_gimple_return): ... this. Enhance.
3794 (verify_types_in_gimple_switch): Rename to ...
3795 (verify_gimple_switch): ... this. Enhance.
3796 (verify_gimple_goto): New function.
3797 (verify_types_in_gimple_phi): Rename to ...
3798 (verify_gimple_phi): ... this. Enhance.
3799 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3800 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3801 (verify_types_in_gimple_seq_2): Remove cases handled in
3802 verify_types_in_gimple_stmt.
3804 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3806 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3807 (push_multiple_operation, pop_multiple_operation): Set it.
3808 (workaround_rts_anomaly): New function.
3809 (workaround_speculation): New function, broken out of bfin_reorg.
3810 (bfin_reorg): Call the new functions.
3812 2008-09-09 Richard Guenther <rguenther@suse.de>
3816 * gimplify.c (gimplify_conversion): Change conversions of
3817 non-register type to VIEW_CONVERT_EXPRs.
3818 (gimplify_addr_expr): If we need to make the operand
3819 addressable make sure to use a properly initialized
3820 temporary for that so it gets a valid gimple store.
3822 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3824 * function.h (struct function): Add function_start_locus.
3825 * cfgexpand.c (gimple_expand_cfg): Use it.
3826 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3828 2008-09-09 Richard Guenther <rguenther@suse.de>
3830 PR tree-optimization/37433
3831 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3834 2008-09-09 Richard Guenther <rguenther@suse.de>
3836 PR tree-optimization/37387
3837 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3838 and bits to a common type.
3840 2008-09-09 Nick Clifton <nickc@redhat.com>
3842 * config/v850/v850.md (return): Restore frame size restriction.
3844 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3846 * c-common.c (c_expand_decl): Remove.
3847 * c-common.h (anon_aggr_type_p): Remove prototype.
3848 (DECL_ANON_UNION_ELEMS): Remove.
3849 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3850 * c-decl.c (anon_aggr_type_p): Remove.
3851 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3852 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3853 * langhooks.h (struct lang_hooks): Remove expand_decl.
3854 * langhooks.c (lhd_expand_decl): Remove.
3855 * stmt.c (expand_anon_union_decl): Remove.
3856 * tree.h (expand_anon_union_decl): Remove prototype.
3858 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3861 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3863 * config/avr/avr.md (QISI) : Define mode iterator.
3864 (negated_tst<mode>) : Redefine as split using mode macro.
3865 (reversed_tstqi): Define insn as reversed compare with zero.
3866 (reversed_tsthi): Ditto.
3867 (reversed_tstsi): Ditto.
3869 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3872 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3873 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3876 * predict.c (optimize_function_for_size_p): Don't segfault if
3878 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3879 tree_swap_operands_p): Don't test cfun != NULL before calling
3880 optimize_function_for_s*_p.
3882 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3884 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3887 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3889 * crx/crx.h (IRA_COVER_CLASSES): Define.
3891 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3894 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3895 even when a stmt has been gimple_modified_p, but after fold_stmt is
3896 not any longer. Remove unneeded may_have_exposed_new_symbols
3899 2008-09-08 Richard Guenther <rguenther@suse.de>
3901 PR tree-optimization/37421
3902 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3905 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3908 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3910 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3913 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3914 * pa-hpux10.h (LINK_SPEC): Likewise.
3915 * pa-hpux11.h (LINK_SPEC): Likewise.
3917 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3919 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3920 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3922 2008-09-07 Helge Deller <deller@gmx.de>
3924 * pa/linux-atomic.c: New file.
3925 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3926 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3928 2008-09-07 Richard Guenther <rguenther@suse.de>
3929 Ira Rosen <irar@il.ibm.com>
3931 PR tree-optimization/36630
3932 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3933 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3935 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3936 Ira Rosen <irar@il.ibm.com>
3938 PR tree-optimization/35642
3939 * config/rs6000/altivec.md (mulv8hi3): Implement.
3941 2008-09-06 Jeff Law <law@redhat.com>
3943 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3945 2008-09-06 Jan Hubicka <jh@suse.cz>
3947 PR tree-optimization/14703
3948 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3950 * passes.c (init_optimization_passes): Recompute inline parameters.
3952 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3954 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3957 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3958 Peter Fuerst <post@pfrst.de>
3960 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3961 * doc/extend.texi: Document __builtin_mips_cache.
3962 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3963 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3964 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3965 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3966 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3967 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3968 (set_push_mips_isas): New variable.
3969 (mips_r10k_cache_barrier): New variable.
3970 (cache): New availability predicate.
3971 (mips_builtins): Add an entry for __builtin_mips_cache.
3972 (mips_build_cvpointer_type): New function.
3973 (MIPS_ATYPE_CVPOINTER): New macro.
3974 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3976 (r10k_simplified_address_p, r10k_simplify_address)
3977 (r10k_uncached_address_p, r10k_safe_address_p)
3978 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3979 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3980 (r10k_insert_cache_barriers): New functions.
3981 (mips_reorg_process_insns): Delete cache barriers after a
3982 branch-likely instruction.
3983 (mips_reorg): Call r10k_insert_cache_barriers.
3984 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3985 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3986 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3987 (mips_cache, r10k_cache_barrier): New define_insns.
3989 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3991 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3992 * ira-color.c (setup_allocno_left_conflicts_num): Use
3993 hard_reg_set_equal_p instead of a comparison with
3994 ira_zero_hard_reg_set.
3995 * ira.c (setup_reg_subclasses): Likewise.
3996 (setup_cover_and_important_classes): Likewise.
3997 (setup_class_translate): Likewise.
3998 (setup_reg_class_intersect_union): Likewise.
3999 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4000 (ira_init_once): Don't initialize them.
4002 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4004 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4006 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4008 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4010 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4012 Improved branch hints, safe hints, and scheduling.
4014 * haifa-sched.c (sched_emit_insn) : Define.
4015 * sched-int.h (sched_emit_insn) : Add prototype.
4016 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4017 -mhint-max-distance -msafe-hints) : Document.
4018 * config/spu/spu.c (spu_flag_var_tracking): New.
4019 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4020 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4021 TARGET_ASM_FILE_START): Define.
4022 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4023 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4024 (spu_emit_branch_hint): Add blocks argument.
4025 (insert_branch_hints, insert_nops): Remove.
4026 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4027 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4028 spu_sched_reorder, asm_file_start): New functions.
4029 (clock_var, spu_sched_length, pipe0_clock,
4030 pipe1_clock, prev_clock_var, prev_priority,
4031 spu_ls_first, prev_ls_clock): New static variables.
4032 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4033 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4034 (nopn_nv): Add a non-volatile version of nop.
4035 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4036 -mhint-max-distance, -msafe-hints): New options.
4038 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4039 Samuel Tardieu <sam@rfc1149.net>
4041 * opts.c (decode_options): Combine nested if statements.
4044 * opts.c (decode_options): Handle more relationships among
4045 unit-at-a-time, toplevel-reorder, and section-anchors.
4047 2008-09-05 David Daney <ddaney@avtrex.com>
4049 * doc/install.texi (--enable-reduced-reflection): Document new option.
4051 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4053 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4055 (constantpool_operand): New.
4056 (move_operand): Disallow sub-word modes for the constant pool.
4057 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4058 (xtensa_secondary_reload_class): Replace with....
4059 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4060 Set icode for sub-word reloads from the constant pool.
4061 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4062 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4063 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4064 * config/xtensa/xtensa-protos.h: Update prototypes.
4066 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4068 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4069 (REG_CLASS_NAMES): Update.
4070 (REG_CLASS_CONTENTS): Update.
4071 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4072 of ALL_REGS for regs 77 and 78.
4073 * function.c (instantiate_virtual_regs_in_insn): Assert that
4074 return value of simplify_gen_subreg is not NULL.
4076 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4078 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4079 (gen_rtvec_v): Fix coding standards.
4081 2008-09-04 Jan Hubicka <jh@suse.cz>
4083 * i386.c (decide_alg): Be more conservative about optimizing for size.
4085 2008-09-04 Ian Lance Taylor <iant@google.com>
4087 * varasm.c (narrowing_initializer_constant_valid_p): New
4089 (initializer_constant_valid_p): Call it.
4091 2008-09-04 Jeff Law <law@redhat.com>
4093 * fold-const.c (native_encode_real): Fix computation of WORDS.
4094 (native_interpret_real): Likewise.
4096 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4098 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4100 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4102 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4103 that the cost is already taken into account in ira-costs.c
4105 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4107 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4108 ira_debug_copies): New.
4109 (ira_bulid): Call print_copies.
4111 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4113 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4116 * config/rs6000/rs6000.c (optimization_options): Remove check of
4117 flag_toplevel_order.
4119 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4121 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4122 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4123 second operand is a reg_imm10_operand.
4124 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4125 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4126 (*seq_<GPR:mode><GPR2:mode>): Rename to
4127 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4129 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4130 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4132 (*sne_<GPR:mode><GPR2:mode>): Rename to
4133 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4136 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4138 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4139 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4140 combining an arithmetic right shift by more than 31 and a
4141 trunction. Don't match for out-of-range shift amounts. Set
4142 attribute mode to <MODE>.
4143 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4144 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4145 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4146 shifts by less than 32.
4147 (extv): Change predicate on first operand to accept registers.
4148 Change predicate of the other operands from immediate_operand to
4149 const_int_operand. Expand exts when source is a register.
4150 (extzv): Change predicate of the constant operands from
4151 immediate_operand to const_int_operand.
4152 (extzv<mode>): Change predicate of the constant operands from
4153 immediate_operand to const_int_operand and no constraint. Also
4155 (*extzv_trunc<mode>_exts): New pattern.
4157 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4159 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4160 * config/mips/mips-protos.h (mask_low_and_shift_p,
4161 mask_low_and_shift_len): Declare.
4162 * config/mips/mips.c (mask_low_and_shift_p,
4163 mask_low_and_shift_len): New functions.
4164 (mips_print_operand): Handle new operand prefix "m".
4165 * config/mips/mips.md (*cins<mode>): New pattern.
4167 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4169 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4170 optimizing for size.
4172 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4174 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4175 regardless of epilogue_completed.
4177 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4180 * ira-lives.c (process_bb_node_lives): Check setjmp.
4182 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4185 * ira-build.c (form_loop_tree): Reverse BB walk.
4186 (create_bb_allocnos): Likewise.
4187 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4188 (mark_reg_store): Rename to...
4189 (mark_ref_live): ...this and take a df_ref argument instead of
4190 note_stores arguments. Assert that we have a register.
4191 (mark_reg_clobber): Delete.
4192 (def_conflicts_with_inputs_p): New function.
4193 (mark_reg_conflicts): Delete.
4194 (mark_reg_death): Rename to...
4195 (mark_ref_dead): ...this and take a df_ref argument instead of
4196 a register. Assert that we have a register.
4197 (process_bb_node_lives): Hoist frequency calculation out of
4198 instruction walk. Convert from a forwards scan to a backwards scan.
4199 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4200 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4201 (create_allocno_live_ranges): Don't create regs_set.
4203 2008-09-04 Ian Lance Taylor <iant@google.com>
4205 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4206 or REG_LABEL_TARGET.
4207 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4208 comparing MODE with MEM.
4209 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4210 comparing with GF_PREDICT_TAKEN.
4211 (gimple_get_lhs): Change code to enum gimple_code.
4212 (gimple_set_lhs): Likewise.
4213 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4214 * omp-low.c (find_omp_clause): Change kind parameter to enum
4216 * tree-flow.h (find_omp_clause): Update declaration.
4217 * regrename.c (clear_dead_regs): Change kind parameter to enum
4219 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4221 * see.c (see_get_extension_data): Change return type to enum
4222 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4223 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4224 (see_gen_normalized_extension): Change extension_code parameter to
4226 (see_seek_pre_extension_expr): Change extension_code to enum
4228 (see_merge_one_def_extension): Likewise.
4229 (see_handle_relevant_defs): Likewise.
4230 (see_handle_relevant_uses): Likewise.
4231 (see_analyze_one_def): Likewise.
4232 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4233 GIMPLE_ASM rather than ASM_EXPR.
4234 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4235 GIMPLE_RETURN rather than RETURN_EXPR.
4236 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4237 (evaluate_stmt): Likewise.
4238 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4239 to enum vect_relevant.
4240 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4241 compare gimple codes with tree codes.
4243 2008-09-04 Paul Brook <paul@codesourcery.com>
4245 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4247 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4249 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4250 pointer check lost in the recent no-unit-at-a-time patch.
4252 2008-09-04 Jan Hubicka <jh@suse.cz>
4255 * tree-switch-conversion.c (check_final_bb): Accept only IP
4258 2008-09-04 Jan Hubicka <jh@suse.cz>
4260 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4262 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4263 using_ranges argument.
4264 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4265 (vrp_visit_cond_stmt): Update call of
4266 vrp_evaluate_conditional_warnv_with_ops
4268 2008-09-04 Jan Hubicka <jh@suse.cz>
4270 PR tree-optimization/37345
4271 PR tree-optimization/37358
4272 PR tree-optimization/37357
4273 * tree.c (build_function_type_skip_args): Build distinct type copy;
4275 (build_function_decl_skip_args): Set type of new decl not orig decl;
4276 clear DECL_VINDEX for methods turned into functions.
4278 2008-09-04 Nick Clifton <nickc@redhat.com>
4280 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4281 * configure: Regenerate.
4282 * config.in: Regenerate.
4283 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4284 alignment field, if it is supported.
4286 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4288 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4291 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4293 * config/rs6000/rs6000.c (processor_target_table): Do not
4294 enable VMX for POWER6.
4296 2008-09-03 Anton Blanchard <anton@samba.org>
4298 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4299 emit memory barrier before operation.
4301 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4304 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4305 default_elf_asm_output_external.
4307 2008-09-03 Jeff Law <law@redhat.com>
4309 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4311 2008-09-03 Richard Henderson <rth@redhat.com>
4313 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4314 memory barrier to below the test-and-set.
4315 (alpha_split_lock_test_and_set_12): Likewise.
4317 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4321 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4324 * ira-color.c (print_loop_title): Use all_allocnos.
4325 (color_pass): Ditto. Don't add border_allocnos. Check that
4326 subloop allocno in the correspdoning bitmap all_allocnos.
4328 * ira-emit.c (change_loop): Use all_allocnos.
4330 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4331 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4332 (create_cap_allocno): Remove setting mentioned_allocnos.
4333 (create_insn_allocnos): Ditto.
4334 (remove_unnecessary_allocnos): Use all_allocnos.
4335 (check_allocno_creation): Check that allocnos are in the
4336 corresponding bitmap all_allocnos.
4338 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4342 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4343 (process_regs_for_copy): Process subregs. Refine check when cost
4344 is taken into account in ira-costs.c.
4345 (process_reg_shuffles): Use REG_SUBREG_P.
4346 (add_insn_allocno_copies): Ditto. Ignore modes.
4348 * ira-color.c (conflict_allocno_vec): New.
4349 (COST_HOP_DIVISOR): New macro.
4350 (update_copy_costs_1): Use it.
4351 (update_conflict_hard_regno_costs): New function.
4352 (assign_hard_reg): Use it.
4353 (ira_color): Allocate and free conflict_allocno_vec.
4355 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4359 * ira-int.h (ira_sort_insn_chain): Remove.
4361 * ira.c (basic_block_order_nums, chain_insn_order,
4362 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4363 (ira): Don't call ira_sort_insn_chain.
4365 * reload1.c (reload): Don't call ira_sort_insn_chain.
4367 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4370 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4371 which become non throw.
4372 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4373 update_call_expr after updating the flags on the decl.
4375 2008-09-03 Jan Hubicka <jh@suse.cz>
4377 PR tree-optimization/37315
4378 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4379 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4380 (cgraph_analyze_functions): Use node->analyzed
4381 (cgraph_mark_functions_to_output): Likewise.
4382 (cgraph_expand_function): All functions can be released after
4384 (cgraph_optimize): Use gimple_has_body_p.
4385 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4386 (cgraph_decide_inlining_incrementally): Likewise.
4387 (inline_transform): Inline transform.
4388 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4390 (inlinable_function_p): Drop gimple_body check.
4391 (expand_call_inline): Use gimple_has_body_p.
4392 * gimple.c (gimple_has_body_p): New.
4393 * gimple.h (gimple_has_body_p): Add prototype.
4394 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4395 (dump_function_to_file): Use gimple_has_body_p check.
4397 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4400 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4402 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4404 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4406 From Michael Frysinger <michael.frysinger@analog.com>
4407 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4408 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4411 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4414 * doc/extend.texi: Document picoChip builtin functions.
4415 * doc/invoke.texi: Document picoChip options.
4416 * doc/contrib.texi: Add picoChip contribution.
4417 * doc/md.texi: Document picoChip constraints.
4418 * config.gcc: Add picochip-*-*.
4419 * config/picochip/: Add new port.
4421 2008-09-03 Richard Guenther <rguenther@suse.de>
4423 PR tree-optimization/37328
4424 * tree-sra.c (sra_build_assignment): Gimplify properly.
4425 (generate_copy_inout): Take the correct stmt as definition,
4426 remove bogus assert.
4428 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4430 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4433 From Michael Frysinger <michael.frysinger@analog.com>
4434 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4436 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4438 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4439 (__gthread_setspecific): Revert 2008-08-31 change to
4440 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4442 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4444 * diagnostic.c (error_at): New.
4445 * toplev.h (error_at): New prototype.
4446 * c-typeck.c (build_array_ref): Call error_at instead of error.
4447 Pass location to pedwarn.
4449 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4451 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4453 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4455 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4456 VAR_DECL and CONST_DECL.
4458 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4459 Jakub Jelinek <jakub@redhat.com>
4461 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4462 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4463 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4464 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4465 Don't set ix86_save_varrargs_registers.
4466 (ix86_setup_incoming_varargs): Assume cum != NULL.
4467 (ix86_va_start): Check ix86_varargs_gpr_size and
4468 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4469 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4470 from frame pointer if ix86_varargs_gpr_size == 0.
4471 (ix86_compute_frame_layout): Updated.
4472 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4473 (ix86_varargs_gpr_size): Define.
4474 (ix86_varargs_fpr_size): Likewise.
4475 (machine_function): Remove save_varrargs_registers.
4476 Add varargs_gpr_size and varargs_fpr_size.
4478 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4480 * config/alpha/alpha.c (va_list_skip_additions,
4481 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4482 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4485 PR tree-optimization/36766
4486 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4487 for already removed basic blocks.
4490 * real.c (real_maxval): Clear a lower bit to make real_maxval
4491 match get_max_float for IBM long double format.
4493 2008-09-02 Andreas Schwab <schwab@suse.de>
4495 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4496 * configure: Regenerate.
4498 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4500 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4501 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4502 checking for a non-VOID CONSTANT_P.
4504 2008-09-02 Jan Hubicka <jh@suse.cz>
4506 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4507 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4510 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4512 * expr.c (emit_group_store): Don't assert stack temp mode size.
4514 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4515 Tobias Grosser <grosser@fim.uni-passau.de>
4516 Jan Sjodin <jan.sjodin@amd.com>
4517 Harsha Jagasia <harsha.jagasia@amd.com>
4518 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4519 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4520 Adrien Eliche <aeliche@isty.uvsq.fr>
4522 Merge from graphite branch.
4525 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4526 * doc/invoke.texi (-floop-block, -floop-interchange,
4527 -floop-strip-mine): Document new flags.
4528 * tree-into-ssa.c (gimple_vec): Moved...
4529 * tree-loop-distribution.c (rdg_component): Moved...
4530 * cfgloopmanip.c: Include tree-flow.h.
4531 (update_dominators_in_loop): New.
4532 (create_empty_if_region_on_edge): New.
4533 (create_empty_loop_on_edge): New.
4534 (loopify): Use update_dominators_in_loop.
4535 * tree-pass.h (pass_graphite_transforms): Declared.
4536 * configure: Regenerate.
4537 * tree-phinodes.c (make_phi_node): Export.
4538 (add_phi_node_to_bb): New, split from create_phi_node.
4539 * tree-chrec.c (for_each_scev_op): New.
4540 * tree-chrec.h (for_each_scev_op): Declared.
4541 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4542 (remove_statement): Call get_phi_with_result.
4543 * config.in (HAVE_cloog): Undef.
4544 * gdbinit.in (pgg): New.
4545 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4546 * tree-ssa-loop.c (graphite_transforms): New.
4547 (gate_graphite_transforms): New.
4548 (pass_graphite_transforms): New.
4549 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4550 HAVE_cloog): Defined.
4551 * tree-vectorizer.c (rename_variables_in_bb): Export.
4552 * tree-data-ref.c (dr_may_alias_p): Export.
4553 (stmt_simple_memref_p): New.
4554 (find_data_references_in_stmt): Export.
4555 (find_data_references_in_loop): Export.
4556 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4557 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4558 (create_rdg_vertices): Export.
4559 (build_empty_rdg): New.
4560 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4561 * tree-data-ref.h (rdg_component): ... here.
4563 (struct data_reference): Add a field scop.
4565 (find_data_references_in_loop): Declared.
4566 (find_data_references_in_stmt): Declared.
4567 (create_rdg_vertices): Declared.
4568 (dr_may_alias_p): Declared.
4569 (stmt_simple_memref_p): Declared.
4570 (struct rdg_edge): Add a field ddr_p relation.
4571 (build_empty_rdg): Declared.
4572 * lambda.h (lambda_matrix): Declare a VEC of.
4573 (find_induction_var_from_exit_cond): Declared.
4574 (lambda_vector_compare): New.
4575 * common.opt (fgraphite, floop-strip-mine,
4576 floop-interchange, floop-block): New flags.
4577 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4578 * cfgloop.c (is_loop_exit): New.
4579 * cfgloop.h (is_loop_exit): Declared.
4580 (create_empty_if_region_on_edge): Declared.
4581 (create_empty_loop_on_edge): Declared.
4582 * tree-flow.h (add_phi_node_to_bb): Declared.
4583 (make_phi_node): Declared.
4584 (rename_variables_in_bb): Declared.
4585 (perfect_loop_nest_depth): Declared.
4586 (graphite_transform_loops): Declared.
4587 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4588 (graphite.o-warn): Add -Wno-error.
4589 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4590 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4591 (INCLUDES): Add PPLINC, CLOOGINC.
4592 (OBJS-common): Add graphite.o.
4593 (graphite.o): Add rule.
4594 * gimple.h (gimple_vec): ... here.
4595 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4596 * passes.c (init_optimization_passes): Schedule
4597 pass_graphite_transforms.
4599 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4602 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4603 and -fno-toplevel-reorder after handle_options.
4605 2008-09-02 Paul Brook <paul@codesourcery.com>
4607 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4608 (arm_override_options): Set arm_tune_cortex_a9.
4609 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4610 (arm_issue_rate): Handle cortexa9.
4611 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4612 * config/arm/arm-cores.def: Add cortex-a9.
4613 * config/arm/arm-tune.md: Regenerate.
4614 * config/arm/arm.md: Include cortex-a9.md.
4615 (generic_sched, generic_vfp): Add cortexa9.
4616 * config/arm/cortex-a9.md: New file.
4618 2008-09-02 Richard Guenther <rguenther@suse.de>
4620 PR tree-optimization/37327
4621 * tree-vrp.c (register_new_assert_for): Make sure to not have
4622 TREE_OVERFLOW set on the bound.
4624 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4626 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4628 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4629 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4632 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4634 * gcc/config/spu/spu.md (divdf3): Removed.
4636 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4638 PR tree-optimization/37095
4639 * cgraph.c (cgraph_node): When creating new cgraph node after
4640 assembler_name_hash has been populated, record it in the hash
4643 2008-09-01 Paul Brook <paul@codesourcery.com>
4645 * doc/invoke.texi: Document -mword-relocations.
4646 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4647 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4648 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4649 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4650 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4651 (arm_emit_movpair): New function.
4652 (arm_print_operand <c>): Handle sybolic addresses.
4653 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4654 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4655 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4656 * config/arm/arm.opt: Add -mword-relocations.
4657 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4658 (arm_movt, arm_movw): New.
4660 2008-09-01 Paul Brook <paul@codesourcery.com>
4662 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4663 Allow Interworking on ARMv4 EABI based targets.
4664 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4665 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4667 2008-09-01 Paul Brook <paul@codesourcery.com>
4669 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4670 optimized LT0 test. Remove optimization for GT.
4672 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4674 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4675 openmp applications.
4676 * pa-hpux11.h (LIB_SPEC): Likewise.
4678 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4681 2008-09-01 Jan Hubicka <jh@suse.cz>
4683 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4684 present, use only counts; when guessed use only frequencies.
4685 (estimate_bb_frequencies): Use function_frequency.
4686 * profile.c (compute_branch_probabilities): Exit early when
4687 profile reading failed. Set profile_status.
4688 (branch_prob): Do not set profile_status.
4690 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4692 * tree.c (protected_set_expr_location): New.
4693 * tree.h (protected_set_expr_location): New prototype.
4694 * c-tree.h (build_array_ref): Add argument.
4695 (parser_build_unary_op): Same.
4696 * c-typeck.c (build_indirect_ref): Handle new location argument.
4697 (build_array_ref): Same.
4698 (parser_build_unary_op): Same.
4699 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4701 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4703 * c-common.c (finish_label_address_expr): Handle new location argument.
4704 * c-common.h (build_indirect_ref): Add argument.
4705 (finish_label_address_expr): Same.
4706 * c-parser.c (c_parser_unary_expression): Pass location to build
4708 (c_parser_postfix_expression): Same.
4710 2008-09-01 Paul Brook <paul@codesourcery.com>
4712 * config/arm/arm.md: Include cortex-r4f.md.
4713 (attr fpu): Update type list.
4714 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4715 fconstd, fcmps and fcmpd.
4716 (attr tune_cortexr4): Define.
4717 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4718 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4719 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4720 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4721 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4722 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4723 cortex_a8_vfp_farith: Ditto.
4724 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4725 * config/arm/cortex-r4.md: Use tune_cortexr4.
4726 * config/arm/cortex-r4f.md: New file.
4728 2008-09-01 Richard Guenther <rguenther@suse.de>
4730 PR tree-optimization/37305
4731 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4732 the result of constant conversions.
4733 (fold_gimple_assign): Likewise.
4735 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4737 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4738 #ifdef ENABLE_CHECKING.
4740 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4742 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4743 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4744 when !INSN_SCHEDULING.
4746 2008-09-01 Andreas Schwab <schwab@suse.de>
4748 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4750 2008-09-01 Paul Brook <paul@codesourcery.com>
4752 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4754 2008-09-01 Jan Hubicka <jh@suse.cz>
4756 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4758 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4760 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4761 * gimplify.c (gimplify_init_constructor): Add speed operand.
4762 * tree-sra.c (decide_block_copy): Likewise.
4763 * tree-inline.c (estimate_move_cost): Likewise.
4764 * config/alpha/alpha.h (MOVE_RATIO): Update.
4765 * config/frv/frv.c (MOVE_RATIO): Update.
4766 * config/spu/spu.h (MOVE_RATIO): Update.
4767 * config/sparc/sparc.h (MOVE_RATIO): Update.
4768 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4769 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4770 * config/cris/cris.h (MOVE_RATIO): Update.
4771 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4772 * config/arm/arm.h (MOVE_RATIO): Update.
4773 * config/pa/pa.md: Update uses of MOVE_RATIO
4774 * config/pa/pa.h (MOVE_RATIO): Update.
4775 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4776 CLEAR_RATIO, SET_RATIO): Update.
4777 * config/h8300/h8300.h (MOVE_RATIO): Update.
4778 * config/v850/v850.h (MOVE_RATIO): Update.
4779 * config/bfin/bfin.h (MOVE_RATIO): Update.
4781 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4782 Dmitry Melnik <dm@ispras.ru>
4783 Dmitry Zhurikhin <zhur@ispras.ru>
4784 Alexander Monakov <amonakov@ispras.ru>
4785 Maxim Kuvyrkov <maxim@codesourcery.com>
4787 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4788 sel-sched-dump.c, sel-sched-ir.c: New files.
4789 * Makefile.in (OBJS-common): Add selective scheduling object files.
4790 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4791 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4792 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4793 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4794 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4795 (make_forwarder_block): Update loop latch if we have redirected
4796 the loop latch edge.
4797 * cfgloop.c (get_loop_body_in_custom_order): New function.
4798 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4799 (CP_FALLTHRU_PREHEADERS): Likewise.
4800 (get_loop_body_in_custom_order): Declare.
4801 * cfgloopmanip.c (has_preds_from_loop): New.
4802 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4803 Assert that the preheader edge will be fall thru when it is set.
4804 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4805 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4806 fsel-sched-substitution, fselective-scheduling): New flags.
4807 * cse.c (hash_rtx_cb): New.
4809 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4810 sel_sched_insn_cnt): New counters.
4811 * final.c (compute_alignments): Export. Free dominance
4812 info after loop_optimizer_finalize.
4813 * genattr.c (main): Output maximal_insn_latency prototype.
4814 * genautomata.c (output_default_latencies): New.
4815 Factor its code from ...
4816 (output_internal_insn_latency_func): ... here.
4817 (output_internal_maximal_insn_latency_func): New.
4818 (output_maximal_insn_latency_func): New.
4819 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4820 (struct hard_reg_set_iterator): New.
4821 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4822 hard_reg_set_iter_next): New functions.
4823 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4824 * lists.c (remove_free_INSN_LIST_node,
4825 remove_free_EXPR_LIST_node): New functions.
4826 * loop-init.c (loop_optimizer_init): When
4827 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4828 calling create_preheaders.
4829 (loop_optimizer_finalize): Do not verify flow info after reload.
4830 * recog.c (validate_replace_rtx_1): New parameter simplify.
4831 Default it to true. Update all uses. Factor out simplifying
4833 (simplify_while_replacing): ... this new function.
4834 (validate_replace_rtx_part,
4835 validate_replace_rtx_part_nosimplify): New.
4836 * recog.h (validate_replace_rtx_part,
4837 validate_replace_rtx_part_nosimplify): Declare.
4838 * rtl.c (rtx_equal_p_cb): New.
4839 (rtx_equal_p): Use it.
4840 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4841 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4842 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4843 * vecprim.h: Add a vector type for unsigned int.
4844 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4845 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4846 ready_try, cycle_issued_insns, spec_info): Make global.
4847 (readyp): Initialize.
4848 (dfa_lookahead): New global variable.
4849 (old_max_uid, old_last_basic_block): Remove.
4850 (h_i_d): Make it a vector.
4851 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4853 (after_recovery, adding_bb_to_current_region_p):
4854 New variables to handle correct insertion of the recovery code.
4855 (struct ready_list): Move declaration to sched-int.h.
4856 (rgn_n_insns): Removed.
4857 (rtx_vec_t): Move to sched-int.h.
4858 (find_insn_reg_weight): Remove.
4859 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4860 (haifa_init_h_i_d, haifa_finish_h_i_d):
4861 New functions to initialize / finalize haifa instruction data.
4862 (extend_h_i_d, init_h_i_d): Rewrite.
4863 (unlink_other_notes): Move logic to add_to_note_list. Handle
4864 selective scheduler.
4865 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4866 find_fallthru_edge): Make global, remove static prototypes.
4867 (max_issue): Make global. Add privileged_n and state parameters. Use
4869 (extend_global, extend_all): Removed.
4870 (init_before_recovery): Add new param. Fix the handling of the case
4871 when we insert a recovery code before the EXIT which has a predecessor
4872 with a fallthrough edge to it.
4873 (create_recovery_block): Make global. Rename to
4874 sched_create_recovery_block. Update.
4875 (change_pattern): Rename to sched_change_pattern. Make global.
4876 (speculate_insn): Rename to sched_speculate_insn. Make global.
4877 Split haifa-specific functionality into ...
4878 (haifa_change_pattern): New static function.
4879 (sched_extend_bb): New static function.
4880 (sched_init_bbs): New function.
4881 (current_sched_info): Change type to struct haifa_sched_info.
4882 (insn_cost): Adjust for selective scheduling.
4883 (dep_cost_1): New function. Move logic from ...
4884 (dep_cost): ... here.
4885 (dep_cost): Use dep_cost_1.
4886 (contributes_to_priority_p): Use sched_deps_info instead of
4888 (priority): Adjust to work with selective scheduling. Process the
4889 corner case when all dependencies don't contribute to priority.
4890 (rank_for_schedule): Use ds_weak instead of dep_weak.
4891 (advance_state): New function. Move logic from ...
4892 (advance_one_cycle): ... here.
4893 (add_to_note_list, concat_note_lists): New functions.
4894 (rm_other_notes): Make static. Adjust for selective scheduling.
4895 (remove_notes, restore_other_notes): New functions.
4896 (move_insn): Add two arguments. Update assert. Don't call
4898 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4899 Remove more_issue, max_points. Move the code to initialize
4900 max_lookahead_tries to max_issue.
4901 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4902 ready. Adjust use of move_insn. Call restore_other_notes.
4904 (sched_init, sched_finish): Move Haifa-specific initialization/
4906 (haifa_sched_init, haifa_sched_finish): ... respectively.
4908 (setup_sched_dump): New function.
4909 (haifa_init_only_bb): New static function.
4910 (haifa_speculate_insn): New static function.
4911 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4912 (extend_ready, extend_all): Remove.
4913 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4914 (create_check_block_twin, add_to_speculative_block): Use
4915 haifa_insns_init instead of extend_global. Update to use new
4916 initialization functions. Change parameter. Factor out code from
4917 create_check_block_twin to ...
4918 (sched_create_recovery_edges) ... this new function.
4919 (add_block): Remove.
4920 (sched_scan_info): New.
4921 (extend_bb): Use sched_scan_info.
4922 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4923 static functions for walking through scheduling region.
4924 (sched_luids): New vector variable to replace uid_to_luid.
4925 (luids_extend_insn): New function.
4926 (sched_max_luid): New variable.
4927 (luids_init_insn): New function.
4928 (sched_init_luids, sched_finish_luids): New functions.
4929 (insn_luid): New debug function.
4930 (sched_extend_target): New function.
4931 (haifa_init_insn): New static function.
4932 (sched_init_only_bb): New hook.
4933 (sched_split_block): New hook.
4934 (sched_split_block_1): New function.
4935 (sched_create_empty_bb): New hook.
4936 (sched_create_empty_bb_1): New function.
4937 (common_sched_info, ready): New global variables.
4938 (current_sched_info_var): Remove.
4939 (move_block_after_check): Use common_sched_info.
4940 (haifa_luid_for_non_insn): New static function.
4941 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4942 (increase_insn_priority): New.
4943 * modulo-sched.c: (issue_rate): Remove static declaration.
4944 (sms_sched_info): Change type to haifa_sched_info.
4945 (sms_sched_deps_info, sms_common_sched_info): New variables.
4946 (setup_sched_infos): New.
4947 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4948 Do not call regstat_free_calls_crossed.
4949 (sms_print_insn): Use const_rtx.
4950 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4951 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4952 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4953 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4954 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4955 current_sched_info to use it.
4956 (enum reg_pending_barrier_mode): Move to sched-int.h.
4957 (h_d_i_d): New variable. Initialize to NULL.
4958 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4960 (estimate_dep_weak): Remove static declaration.
4961 (sched_has_condition_p): New function. Adjust users of
4962 sched_get_condition to use it instead.
4963 (conditions_mutex_p): Add arguments indicating which conditions are
4965 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4966 argument to indicate whether returned condition is reversed. Do not
4967 generate new rtx when condition should be reversed; indicate it by
4968 setting new argument instead.
4969 (add_dependence_list_and_free): Add deps parameter.
4970 Update all users. Do not free dependence list when
4971 deps context is readonly.
4972 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4974 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4975 (remove_from_deps): New. Use the above functions.
4976 (cur_insn, can_start_lhs_rhs_p): New static variables.
4977 (add_or_update_back_dep_1): Initialize present_dep_type.
4978 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4979 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4980 haifa_note_dep): New functions implementing dependence hooks for
4981 the Haifa scheduler.
4982 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4983 note_dep): New functions.
4984 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4986 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4987 (free_deps): Initialize deps->reg_last.
4988 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4989 sched_analyze_insn): Update to use dependency hooks infrastructure
4990 and readonly contexts.
4991 (deps_analyze_insn): New function. Move part of logic from ...
4992 (sched_analyze): ... here. Also move some logic to ...
4993 (deps_start_bb): ... here. New function.
4994 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4996 (sched_deps_init): New function. Move code from ...
4997 (init_dependency_caches): ... here. Remove.
4998 (init_deps_data_vector): New.
4999 (sched_deps_finish): New function. Move code from ...
5000 (free_dependency_caches): ... here. Remove.
5001 (init_deps_global, finish_deps_global): Adjust for use with
5002 selective scheduling.
5003 (get_dep_weak): Move logic to ...
5004 (get_dep_weak_1): New function.
5005 (ds_merge): Move logic to ...
5006 (ds_merge_1): New static function.
5007 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5008 (ds_get_max_dep_weak): New function.
5009 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5010 (n_insns): Rename to rgn_n_insns.
5011 (debug_ebb_dependencies): New function.
5012 (init_ready_list): Use it.
5013 (begin_schedule_ready): Use sched_init_only_bb.
5014 (ebb_print_insn): Indicate when an insn starts a new cycle.
5015 (contributes_to_priority, compute_jump_reg_dependencies,
5016 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5017 (add_block1): Remove to ebb_add_block.
5018 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5019 (schedule_ebb): Initialize them. Use remove_notes instead of
5020 rm_other_notes. Use haifa_local_init/finish.
5021 (schedule_ebbs): Use haifa_sched_init/finish.
5022 * sched-int.h: Include vecprim.h, remove rtl.h.
5023 (struct ready_list): Delete declaration.
5024 (sched_verbose_param, enum sched_pass_id_t,
5025 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5026 (struct sched_scan_info_def): New structure.
5027 (sched_scan_info, sched_scan, sched_init_bbs,
5028 sched_init_luids, sched_finish_luids, sched_extend_target,
5029 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5030 (struct common_sched_info_def): New.
5031 (common_sched_info, haifa_common_sched_info,
5032 sched_emulate_haifa_p): Declare.
5034 (sched_luids): Declare.
5035 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5036 (sched_max_luid, insn_luid): Declare.
5037 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5038 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5039 print_insn, print_pattern, print_value, haifa_classify_insn,
5040 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5041 setup_sched_dump, sched_init, sched_finish,
5042 sel_insn_is_speculation_check): Export.
5043 (struct ready_list): Move from haifa-sched.c.
5044 (ready_try, ready, max_issue): Export.
5045 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5046 sched_init_only_bb, sched_split_block, sched_split_block_1,
5047 sched_create_empty_bb, sched_create_empty_bb_1,
5048 sched_create_recovery_block, sched_create_recovery_edges): Export.
5049 (enum reg_pending_barrier_mode): Export.
5050 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5052 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5053 print_insn field. Move add_block and fix_recovery_cfg to
5054 common_sched_info_def. Move compute_jump_reg_dependencies,
5056 (struct sched_deps_info_def): ... this new structure.
5057 (sched_deps_info): Declare.
5058 (struct spec_info_def): Remove weakness_cutoff, add
5059 data_weakness_cutoff and control_weakness_cutoff.
5060 (spec_info): Declare.
5061 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5063 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5064 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5065 (current_sched_info): Change type to struct haifa_sched_info.
5066 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5067 (h_d_i_d): New variable.
5068 (HDID): New accessor macro.
5069 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5070 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5072 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5073 (enum SCHED_FLAGS): Update for selective scheduler.
5074 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5075 (init_dependency_caches, free_dependency_caches): Delete declarations.
5076 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5077 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5078 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5079 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5080 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5082 (rm_other_notes): Delete declaration.
5083 (schedule_block): Remove one argument.
5084 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5085 ready_element, ready_lastpos, sched_extend_ready_list,
5086 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5087 concat_note_lists): Export.
5088 (struct region): Move from sched-rgn.h.
5089 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5090 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5091 BLOCK_TO_BB, CONTAINING_RGN): Export.
5092 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5093 (current_nr_blocks, current_blocks, target_bb): Likewise.
5094 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5095 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5096 sched_rgn_local_init, extend_regions,
5097 rgn_make_new_region_out_of_new_block, compute_priorities,
5098 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5099 extend_rgns, deps_join rgn_setup_common_sched_info,
5100 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5101 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5102 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5103 increase_insn_priority): Likewise.
5104 * sched-rgn.c: Include sel-sched.h.
5105 (ref_counts): New static variable. Use it ...
5106 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5107 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5108 (sched_is_disabled_for_current_region_p): Delete static declaration.
5109 (struct region): Move to sched-int.h.
5110 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5111 ebb_head): Define and initialize.
5112 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5113 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5114 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5116 (find_single_block_region): Add new argument to indicate that EBB
5117 regions should be constructed.
5118 (debug_live): Delete declaration.
5119 (current_nr_blocks, current_blocks, target_bb):
5120 Remove static qualifiers.
5121 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5123 (init_regions): Delete declaration.
5124 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5125 rgn_estimate_number_of_insns): New.
5126 (too_large): Use estimate_number_of_insns.
5127 (haifa_find_rgns): New. Move the code from ...
5128 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5129 (free_trg_info): New.
5130 (compute_trg_info): Allocate candidate tables here instead of ...
5131 (init_ready_list): ... here.
5132 (rgn_print_insn): Use const_rtx.
5133 (contributes_to_priority, extend_regions): Delete static declaration.
5134 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5135 (add_block1): Rename to rgn_add_block.
5136 (debug_rgn_dependencies): Delete static qualifier.
5137 (new_ready): Use sched_deps_info. Simplify.
5138 (rgn_common_sched_info, rgn_const_sched_deps_info,
5139 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5141 (region_sched_info): Rename to rgn_const_sched_info.
5142 (deps_join): New, extracted from ...
5143 (propagate_deps): ... here.
5144 (compute_block_dependences, debug_dependencies): Update for selective
5146 (free_rgn_deps, compute_priorities): New functions.
5147 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5148 sched_rgn_compute_dependencies): New functions.
5149 (schedule_region): Use them.
5150 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5151 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5153 (schedule_insns): Call new functions that were split out.
5154 (rgn_make_new_region_out_of_new_block): New.
5155 (get_rgn_sched_max_insns_priority): New.
5156 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5157 scheduling when appropriate.
5158 * sched-vis.c: Include insn-attr.h.
5159 (print_value, print_pattern): Make global.
5160 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5161 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5162 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5163 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5164 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5165 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5166 hooks. Initialize them to 0.
5167 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5168 * target.h (struct gcc_target): Add them. Rename gen_check field to
5170 * flags.h (sel_sched_switch_set): Declare.
5171 * opts.c (sel_sched_switch_set): New variable.
5172 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5173 pipelining is disabled from command line.
5174 (common_handle_option): Record whether selective scheduling is
5175 requested from command line.
5176 * doc/invoke.texi: Document new flags and parameters.
5177 * doc/tm.texi: Document new target hooks.
5178 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5180 (dfa_state_size): Do not declare locally.
5181 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5182 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5183 rs6000_alloc_sched_context, rs6000_set_sched_context,
5184 rs6000_free_sched_context): New functions.
5185 (struct _rs6000_sched_context): New.
5186 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5188 (rs6000_sched_finish): Do not run for selective scheduling.
5190 2008-08-31 Jan Hubicka <jh@suse.cz>
5192 * frv.c (frv_rtx_costs): Update forward declaration.
5193 * spu.c (spu_rtx_costs): Likewise.
5194 * pdp11.c: Include df.h
5195 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5196 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5197 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5198 * iq2000.c (iq2000_address_cost): Add speed argument.
5199 (iq2000_rtx_costs): Likewise.
5200 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5201 update call of mn10300_address_cost.
5202 * mcore.c: Include df.h
5203 (mcore_rtx_costs): Update prototype.
5204 * score3.c: Include df.h
5205 (score3_rtx_costs): Remove speed argument.
5206 * score7.c: Include df.h
5207 (score7_address_cost): Remove speed argument.
5208 * score-protos.h (score_address_cost): Update prototype.
5209 * score.c: Include df.h
5210 (score_rtx_costs): Update call of costs functions.
5211 * v850.c (v850_rtx_costs): Add bool argument.
5213 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5215 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5217 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5219 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5220 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5222 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5224 * mkmap-flat.awk: Add option pe_dll.
5225 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5226 * config/i386/t-cygwin (SHLIB_LC): Add.
5227 * config/i386/t-mingw32 (SHLIB_LC): Add.
5228 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5229 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5230 (LINK_SPEC): Support libgcc_s.
5231 (LIBGCC_SPEC): Support libgcc_s.
5232 (LIBGCC_SONAME): New.
5234 2008-08-31 Jan Hubicka <jh@suse.cz>
5236 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5237 mistakely had old version of patch.
5239 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5240 (ipcp_estimate_growth): New.
5241 (ipcp_insert_stage): Use ipcp_estimate_growth.
5242 * profile.c (branch_prob): When reading failed, do not consider
5245 2008-08-31 Jan Hubicka <jh@suse.cz>
5247 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5248 loop is optimized for speed.
5250 2008-08-31 Richard Guenther <rguenther@suse.de>
5253 * fold-const.c (fold_binary): Retain conversions in folding
5256 2008-08-31 Jan Hubicka <jh@suse.cz>
5258 * postreload-gcse.c (eliminate_partially_redundant_loads):
5259 Use optimize_bb_for_size_p.
5260 * predict.c (maybe_hot_frequency_p): Make inline.
5261 (maybe_hot_count_p): Break out from ...
5262 (maybe_hot_bb_p): ... this one.
5263 (maybe_hot_edge_p): Simplify.
5264 * basic-block.h (probably_cold_bb_p): Remove.
5266 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5269 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5271 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5272 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5273 Also split V4SFmode.
5274 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5277 2008-08-31 Jan Hubicka <jh@suse.cz>
5279 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5281 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5283 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5286 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5289 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5290 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5292 2008-08-31 Jan Hubicka <jh@suse.cz>
5294 * sparc.h (BRANCH_COST): Fix macro definition.
5295 * avr.c (avr_operand_rtx_cost): Add speed argument.
5296 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5298 2008-08-31 Richard Guenther <rguenther@suse.de>
5300 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5301 types instead of operands. Re-instantiate verifying of
5302 binary expression operands.
5304 2008-08-30 Jan Hubicka <jh@suse.cz>
5306 * fwprop.c (should_replace_address): Add speed attribute.
5307 (PR_OPTIMIZE_FOR_SPEED): New flag.
5308 (propagate_rtx_1): Use it.
5309 (propagate_rtx): Set it.
5310 (try_fwprop_subst): Update call of rtx_costs.
5311 (forward_propagate_and_simplify): LIkewise.
5312 * hooks.c (hook_int_rtx_bool_0): New
5313 (hook_bool_rtx_int_int_intp_false): Replace by ...
5314 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5315 * hooks.h (hook_int_rtx_bool_0): New
5316 (hook_bool_rtx_int_int_intp_false): Replace by ...
5317 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5318 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5319 (prepare_cmp_insn): UPdate call of rtx_cost.
5320 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5321 (reload_cse_simplify_operands): Update call of rtx_cost.
5322 (reload_cse_move2add): call of rtx_cost.
5323 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5324 * rtlanal.c (rtx_cost): Add speed argument.
5325 (address_cost): Add speed argument
5326 (default_address_cost): Likewise.
5327 (insn_rtx_cost): Likewise.
5328 * cfgloopanal.c (seq_cost): Add speed argument.
5329 (target_reg_cost, target_spill_cost): Turn to array.
5330 (init_set_costs): Update for speed.
5331 (estimate_reg_pressure_cost): Add speed argument.
5332 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5333 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5334 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5335 (seq_cost): Add speed argument.
5336 (computation_cost): Add speed arugment.
5337 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5338 (force_expr_to_var_cost): Update for profile info.
5339 (force_var_cost): Likewise.
5340 (split_address_cost): Likewise.
5341 (ptr_difference_cost): Likewise.
5342 (difference_cost): Likewise.
5343 (get_computation_cost_at): Likewise.
5344 (determine_iv_cost): Likewise.
5345 (ivopts_global_cost_for_size): Likewise.
5346 (rewrite_use_address): Likewise.
5347 (tree_ssa_iv_optimize_loop): Initialize speed field.
5348 * cse.c (optimize_this_for_speed_p): New static var.
5349 (notreg_cost): Update call of rtx_cost.
5350 (cse_extended_basic_block): set optimize_this_for_speed_p.
5351 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5352 (noce_try_cmove_arith): Likewise.
5353 (noce_try_sign_mask): LIkewise.
5354 * expr.c (compress_float_constant): Update rtx_cost calls.
5355 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5357 (addr_to_parts): Likewise.
5358 (create_mem_ref): Likewise.
5359 * dse.c (find_shift_sequence): Add speed argument.
5360 (replace_read): Update call.
5361 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5362 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5363 * neg_cost, shift_cost, shiftadd_cost,
5364 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5365 mul_highpart_cost): Increase dimension.
5366 (init_expmed): Initialize for both size and speed.
5367 (expand_shift): Use profile.
5368 (synth_mult): Use profile.
5369 (choose_mult_variant): Use profile.
5370 (expand_mult): Use profile.
5371 (expand_mult_highpart_optab): Use profile.
5372 (expand_mult_highpart): Use profile.
5373 (expand_smod_pow2): Use profile.
5374 (expand_divmod): Use profile.
5375 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5377 * loop-invariant.c (create_new_invariant): Use profile.
5378 (gain_for_invariant): Add speed parameter.
5379 (best_gain_for_invariant): Likewise.
5380 (find_invariants_to_move): Likewise.
5381 (move_single_loop_invariants): Set it.
5382 * target-def.h (TARGET_RTX_COSTS): Use hook.
5383 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5384 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5385 * output.h (default_address_cost): Update prototype.
5386 * combine.c (optimize_this_for_speed_p): New static var.
5387 (combine_validate_cost): Update call of rtx_cost.
5388 (combine_instructions): Set optimize_this_for_speed_p.
5389 (expand_compound_operation): Update call of rtx_cost.
5390 (make_extraction):Update call of rtx_cost.
5391 (force_to_mode):Update call of rtx_cost.
5392 (distribute_and_simplify_rtx):Update call of rtx_cost.
5393 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5394 (estimate_reg_pressure_cost): Update prototype.
5395 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5396 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5398 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5399 (alpha_rtx_costs): Update.
5400 * config/frv/frv.c (frv_rtx_costs): Update.
5401 * config/s390/s390.c (s390_rtx_costs): Update.
5402 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5403 (m32c_rtx_costs): Update.
5404 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5405 (spu_rtx_costs): Update.
5406 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5407 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5408 * config/i386/i386.c (:ix86_address_cost): Update.
5409 (ix86_rtx_costs): Update.
5410 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5411 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5412 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5413 * config/crx/crx.c (crx_address_cost): Update.
5414 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5415 * config/stormy16/stormy16.c
5416 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5417 * config/m68hc11/m68hc11.c
5418 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5419 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5420 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5422 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5424 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5425 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5426 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5427 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5428 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5429 (mcore_rtx_costs): update.
5430 * config/score/score3.c (score3_rtx_costs): Update.
5431 * config/score/score7.c (score7_rtx_costs): Update.
5432 * config/score/score3.h (score3_rtx_costs):Update.
5433 * config/score/score7.h (score7_rtx_costs): Update.
5434 * config/score/score.c (score_rtx_costs): Update.
5435 * config/arm/arm.c (arm_address_cost): Update.
5436 (arm_rtx_costs_1): Update.
5437 (arm_rtx_costs_1): Update.
5438 (arm_size_rtx_costs): Update.
5439 (arm_size_rtx_costs): Update.
5440 (arm_size_rtx_costs): Update.
5441 (arm_xscale_rtx_costs): Update.
5442 (arm_thumb_address_cost): Update.
5443 * config/pa/pa.c (hppa_address_cost): Update.
5444 * config/mips/mips.c (mips_rtx_costs): Update.
5445 * config/vax/vax.c (vax_address_cost): Update.
5446 * config/h8300/h8300.c (h8300_shift_costs): Update.
5447 (h8300_rtx_costs): Update.
5448 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5449 (v850_rtx_costs): Update.
5450 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5451 * config/bfin/bfin.c
5452 (bfin_address_cost): Update.
5453 (bfin_rtx_costs): Update.
5454 * stmt.c (lshift_cheap_p): Update.
5456 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5459 * expmed.c (extract_bit_field_1): Check the mode size to make
5460 sure the vector modes have the same size.
5462 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5464 * dojump.c (top level): Include basic-block.h to declare
5465 optimize_insn_for_speed_p
5467 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5469 * opts.h (CL_SAVE): New option class for marking options that are
5470 target specific options usable in the target attribute.
5471 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5473 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5474 can easily find the target specific options that are safe to use
5475 in the attribute or pragma.
5477 * attribs.c (decl_attributes): Change #pragma GCC option to
5478 #pragma GCC target, and attribute((option(...))) to
5479 attribute((target(...))).
5481 * doc/extend.texi (target attribute): Change from option
5482 attribute. Delete push/pop/reset.
5483 (#pragma GCC target): Change from #pragma GCC option. Delete
5485 (#pragma GCC push_options): Document new pragma.
5486 (#pragma GCC pop_options): Document new pragma.
5487 (#pragma GCC reset_options): Document new pragma.
5489 * targhooks.c (default_target_option_valid_attribute_p): Add
5490 warning about port not supporting target attributes.
5491 (default_target_option_pragma_parse): New function, warn about
5492 #pragma GCC target not being supported.
5494 * targhooks.h (default_target_option_pragma_parse): Add
5497 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5498 TI_CURRENT_OPTION_PRAGMA.
5499 (current_target_pragma): Rename from current_option_pragma.
5501 * target.h: (struct target_option): Delete booleans for changing
5502 the optimization level on hot/cold functions. Change signature of
5503 pragma_parse hook to take a second tree.
5505 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5507 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5508 that the declaration is done at global scope.
5510 * langhooks.c (add_builtin_function_common): Move most of the code
5511 from add_builtin_function here, calling the hook passed in.
5512 (add_builtin_function): Call add_builtin_function_common with
5513 standard builtin hook.
5514 (add_builtin_function_ext_scope): New function to add builtins to
5517 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5519 (add_builtin_function_ext_scope): Add declaration.
5521 * c-pragma.c (handle_pragma_target): Rename from
5522 handle_pragma_option, #pragma GCC option is now #pragma GCC
5523 target. Move warning about port not supporting target options to
5524 default pragma parse hook. Remove push/pop/reset from this
5526 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5527 (option_stack): Delete static variable.
5528 (optimize_stack): Ditto.
5529 (optons_stack): New stack of saved target and optimization
5531 (handle_pragma_push_options): New function to handle pushing both
5532 target and optimization options.
5533 (handle_pragma_pop_options): New function to handle popping both
5534 target and optimization options.
5535 (handle_pragma_reset_options): New function to handle resetting
5536 both target and optimization options to their initial state.
5537 (init_pragma): Rename handle_pragma_option to
5538 handle_pragma_target. Add support for push_options, pop_options,
5539 and reset_options pragmas.
5541 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5542 default_target_option_pragma_parse.
5543 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5544 default_target_option_valid_attribute_p.
5545 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5546 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5547 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5548 optimization level on hot/cold functions.
5550 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5551 if the caller and callee have different optimization levels.
5553 * c-common.c (handle_target_attribute): Rename from
5554 handle_option_attribute, attribute((option(...))) is now
5555 attribute((target(...))). Move warning if the port does not
5556 support target attributes to the default hook.
5557 (handle_hot_attribute): Delete code to change the optimization
5558 level of hot functions.
5559 (handle_cold_attribute): Ditto.
5561 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5562 argument that is the binary tree options to use if there are no
5563 arguments. Call ix86_valid_target_attribute_tree instead of
5564 ix86_valid_option_attribute_tree.
5565 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5566 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5567 ix86_pragma_option_parse.
5569 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5570 Rename from ix86_valid_option_attribute_tree.
5572 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5573 new builtins when the ISA changes.
5574 (ix86_valid_target_attribute_tree): Rename from
5575 ix86_valid_option_attribute_tree. Change callers. If the
5576 function specified optimization options, use those as the starting
5577 point before setting up the target attributes. If the
5578 optimization options were changed in the course of setting the
5579 target attributes, record the new optimization options.
5580 (ix86_valid_target_attribute_tree_inner_p): Rename from
5581 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5582 ix86_add_new_builtins if the ISA changed.
5583 (ix86_valid_target_attribute_p): Rename from
5584 ix86_valid_option_attribute_p. Change callers.
5585 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5586 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5587 as delayed builtin functions.
5588 (struct builtin_isa): New structure to record builtin functions
5589 that should be delayed until the ISA for that function is used.
5590 (ix86_builtins_isa): Change from int to struct to track builtin
5591 functions we want to declare at some point.
5592 (def_builtin): If the front end can delay defining the builtin
5593 functions, don't create builtins for ISAs not part of the default
5595 (def_builtin_const): Ditto.
5596 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5597 __builtin_ia32_pcmov_v2di to be different builtin functions.
5598 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5599 a structure instead of an int.
5600 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5601 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5602 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5603 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5605 * config/ia64/ia64.h
5606 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5607 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5609 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5610 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5611 (LANG_HOOKS_INITIALIZER): Add
5612 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5614 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5617 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5618 the reload address with the index register for SFmode
5619 access with a displacement.
5621 2008-08-30 Jan Hubicka <jh@suse.cz>
5623 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5624 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5625 * dojump.c (do_jump): Likewise.
5626 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5627 (note-if_info): Add BRANCH_COST.
5628 (noce_try_store_flag_constants, noce_try_addcc,
5629 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5630 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5631 find_if_case_2): Use computed branch cost.
5632 * expr.h (BRANCH_COST): Update default.
5633 * predict.c (predictable_edge_p): New function.
5634 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5635 Update BRANCH_COST call.
5636 * basic-block.h (predictable_edge_p): Declare.
5637 * config/alpha/alpha.h (BRANCH_COST): Update.
5638 * config/frv/frv.h (BRANCH_COST): Update.
5639 * config/s390/s390.h (BRANCH_COST): Update.
5640 * config/spu/spu.h (BRANCH_COST): Update.
5641 * config/sparc/sparc.h (BRANCH_COST): Update.
5642 * config/m32r/m32r.h (BRANCH_COST): Update.
5643 * config/i386/i386.h (BRANCH_COST): Update.
5644 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5646 * config/sh/sh.h (BRANCH_COST): Update.
5647 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5648 * config/avr/avr.h (BRANCH_COST): Update.
5649 * config/crx/crx.h (BRANCH_COST): Update.
5650 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5651 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5652 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5653 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5654 * config/ia64/ia64.h (BRANCH_COST): Update.
5655 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5656 * config/arc/arc.h (BRANCH_COST): Update.
5657 * config/score/score.h (BRANCH_COST): Update.
5658 * config/arm/arm.h (BRANCH_COST): Update.
5659 * config/pa/pa.h (BRANCH_COST): Update.
5660 * config/mips/mips.h (BRANCH_COST): Update.
5661 * config/vax/vax.h (BRANCH_COST): Update.
5662 * config/h8300/h8300.h (BRANCH_COST): Update.
5663 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5664 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5665 * doc/tm.texi (BRANCH_COST): Update.
5667 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5670 * config/arm/arm.c (arm_optimization_options): Set
5671 flag_section_anchors to 2 instead of 1 to distinguish it from
5672 -fsection-anchors given explicitely on the command line.
5674 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5676 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5677 final insn of a split.
5679 2008-08-30 Jan Hubicka <jh@suse.cz>
5681 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5682 optimized for speed.
5683 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5684 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5685 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5686 flag_gcse_after_reload_set): New static vars.
5687 (common_handle_option): Enable those flags for profile-use.
5688 (decode_options): Remove optimize_size flags that are handled
5689 on higher granuality.
5690 * tree-vectorizer.c (vectorize_loops): Use
5691 optimize_loop_nest_for_speed_p.
5692 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5693 * tree-predcom.c (tree_predictive_commoning): Use
5694 optimize_loop_for_speed_p.
5695 * varasm.c (assemble_start_function): Use
5696 optimize_function_for_speed_p.
5697 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5698 * predict.c (optimize_loop_for_speed_p): Fix walk.
5700 2008-08-30 Jan Hubicka <jh@suse.cz>
5702 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5704 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5705 profile presence locally.
5707 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5710 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5711 versions before 4.0.
5713 2008-08-29 Jan Hubicka <jh@suse.cz>
5715 * tree-inline.c (insert_init_stmt): Insert sequence even when
5718 2008-08-29 Jeff Law <law@redhat.com>
5720 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5721 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5722 location and class is an FP register.
5724 2008-08-29 Jan Hubicka <jh@suse.cz>
5726 * see.c (see_merge_one_def_extension): Silence used uninitialized
5728 * matrix-reorg.c (check_allocation_function): Likewise.
5729 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5731 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5734 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5735 compute new & and | in type rather than TREE_TYPE (arg0).
5737 * dwarf2out.c (fortran_common): Update comment.
5738 (gen_variable_die): Swap com_die and var_die variables in Fortran
5739 COMMON block handling code.
5741 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5743 * dwarf2out.c (gen_const_die): New function.
5744 (size_of_die, value_format, output_die): Output larger
5745 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5746 (native_encode_initializer): New function.
5747 (tree_add_const_value_attribute): Call it.
5748 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5750 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5751 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5752 TREE_THIS_VOLATILE to add_type_attribute.
5754 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5756 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5759 * dwarf2out.c (loc_by_reference): New function.
5760 (add_location_or_const_value_attribute): Use it.
5763 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5764 as DW_TAG_variable children of DW_TAG_common_block rather than
5765 DW_TAG_member children. Put DW_AT_external to individual
5766 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5768 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5769 loc_descriptor_from_tree_1.
5773 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5774 arguments to imported_module_or_decl.
5775 (debug_nothing_tree_tree): Removed.
5776 (debug_nothing_tree_tree_tree_bool): New prototype.
5777 * debug.c (do_nothing_debug_hooks): Adjust.
5778 (debug_nothing_tree_tree): Removed.
5779 (debug_nothing_tree_tree_tree_bool): New function.
5780 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5781 (gen_variable_die): Put all common vars for the
5782 same COMMON block under one DW_TAG_common_block.
5783 (declare_in_namespace): Return new context_die, for Fortran
5784 return the module DIE instead of adding extra declarations into
5786 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5787 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5788 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5790 (dwarf2out_global_decl): Don't skip Fortran global vars.
5791 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5792 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5793 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5794 DW_TAG_imported_declaration as child of previous
5795 DW_TAG_imported_module.
5796 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5797 * sdbout.c (sdb_debug_hooks): Likewise.
5798 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5800 2008-08-29 Jan Hubicka <jh@suse.cz>
5802 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5804 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5805 * ipa-cp.c (n_cloning_candidates): New static variable.
5806 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5807 (ipcp_print_all_lattices): Improve debug output.
5808 (ipcp_cloning_candidate_p): New function.
5809 (ipcp_initialize_node_lattices): Use it.
5810 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5811 (ipcp_propagate_stage): Prettier debug output.
5812 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5813 (ipcp_print_all_structures): Remove.
5814 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5815 (ipcp_insert_stage): Prettier debug output; call
5816 cgraph_remove_unreachable_nodes before propagating.
5817 (pass_ipa_cp): Schedule function removal pass.
5818 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5820 (cgraph_maybe_hot_edge_p): Move to ...
5821 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5822 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5823 (common_handle_option): Set them; enable ipa-cp when profiling.
5824 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5825 (ipa_print_all_jump_functions): Likewise.
5826 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5827 (ipa_print_node_params, ipa_print_all_params): New.
5828 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5829 ipa_print_all_param_flags): Remove.
5830 (ipa_print_node_params, ipa_print_all_params): New.
5832 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5834 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5835 change from 2008-04-03.
5836 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5838 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5841 * ira-color.c (push_allocnos_to_stack): Truncate
5842 removed_splay_allocno_vec.
5844 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5847 * ira-color (ira_fast_allocation): Don't assign hard registers to
5850 2008-08-29 Jan Hubicka <jh@suse.cz>
5853 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5854 for cold internal loops.
5856 2008-08-29 Richard Guenther <rguenther@suse.de>
5858 * tree-ssa-structalias.c (create_variable_info_for): Do not
5859 create fields for heap vars or vars with a noalias state.
5860 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5863 2008-08-29 Richard Guenther <rguenther@suse.de>
5865 * common.opt (ftree-store-ccp): Mark as preserved for
5866 backward compatibility.
5867 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5868 * tree-pass.h (pass_store_ccp): Remove.
5869 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5870 (first_vdef): Remove declaration.
5871 (get_value_loaded_by): Likewise.
5872 * tree-ssa-ccp.c (do_store_ccp): Remove.
5873 (get_default_value): Simplify as do_store_ccp is always false
5874 now. Do not initialize mem_ref.
5875 (set_value_varying): Likewise.
5876 (canonicalize_float_value): Likewise.
5877 (set_lattice_value): Likewise.
5878 (likely_value): Likewise.
5879 (surely_varying_stmt_p): Likewise.
5880 (ccp_initialize): Likewise.
5881 (ccp_lattice_meet): Likewise.
5882 (ccp_visit_phi_node): Likewise.
5883 (ccp_fold): Likewise.
5884 (evaluate_stmt): Likewise.
5885 (visit_assignment): Likewise.
5886 (ccp_visit_stmt): Likewise.
5887 (execute_ssa_ccp): Fold into ...
5888 (do_ssa_ccp): ... this.
5889 (do_ssa_store_ccp): Remove.
5890 (gate_store_ccp): Likewise.
5891 (pass_store_ccp): Likewise.
5892 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5894 * tree-ssa-propagate.c (first_vdef): Remove.
5895 (get_value_loaded_by): Likewise.
5896 (replace_vuses_in): Likewise.
5897 (substitute_and_fold): Do not call replace_vuses_in.
5898 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5900 2008-08-29 Richard Guenther <rguenther@suse.de>
5903 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5904 PARAM_NOALIAS tags with is_heapvar.
5905 * tree-ssa-operands.c (access_can_touch_variable): Offset
5906 based tests do not apply for heapvars. Fix offset test.
5908 2008-08-29 Jan Hubicka <jh@suse.cz>
5910 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5911 (-fipa-cp-clone): Enabled by default at -O3.
5912 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5913 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5915 2008-08-29 Jan Hubicka <jh@suse.cz>
5917 * tree.c (build_function_type_skip_args,
5918 build_function_decl_skip_args): New functions.
5919 * tree.h (build_function_type_skip_args,
5920 build_function_decl_skip_args): Declare.
5921 * gimple.c (giple_copy_call_skip_args): New function.
5922 (giple_copy_call_skip_args): Declare.
5924 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5925 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5926 (ipcp_node_modifiable_p): ... this one; use
5927 tree_versionable_function_p.
5928 (ipcp_create_replace_map): Improve debug output.
5929 (ipcp_need_redirect_p): Return false when not clonning.
5930 (ipcp_update_callgraph): Skip args.
5931 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5933 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5934 (save_inline_function_body): Update call of tree_function_versioning.
5935 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5936 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5938 (tree_function_versioning): Likewise.
5939 * tree-inline.h (tree_function_versioning): Update prototype.
5941 2008-08-29 Jan Hubicka <jh@suse.cz>
5943 * loop-unswitch.c (unswitch_single_loop): Use
5944 optimize_loop_for_speed_p.
5945 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5946 Use optimize_function_for_size_p.
5947 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5948 * postreload-gcse.c (eliminate_partially_redundant_load):
5949 Use optimize_bb_for_size_p.
5950 * value-prof.c (gimple_divmod_fixed_value_transform,
5951 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5952 gimple_stringops_transform): Use optimize_bb_for_size_p.
5953 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5954 * final.c (compute_alignments): Use optimize_function_for_size_p.
5955 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5956 (fold_builtin_strcpy, fold_builtin_fputs): Use
5957 optimize_function_for_size_p.
5958 * fold-const.c (tree_swap_operands_p): Use
5959 optimize_function_for_size_p.
5960 * recog.c (relax_delay_slots): Likewise.
5961 * tree-ssa-math-opts.c (replace_reciprocal):
5962 Use optimize_bb_for_speed_p.
5963 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5964 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5965 optimize_function_for_size_p.
5966 (cgraph_decide_inlining_of_small_function): Use
5967 optimize_function_for_size_p.
5968 * global.c (find_reg): Use optimize_function_for_size_p.
5969 * opts.c (decode_options): Do not clear flag_tree_ch,
5970 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5971 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5972 work it out from profile.
5973 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5974 optimize_loop_for_speed_p.
5975 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5977 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5978 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5979 * tree-eh.c (decide_copy_try_finally): Use
5980 optimize_function_for_size_p.
5981 * local-alloc.c (block_alloc): Pass BB pointer.
5982 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5983 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5984 * loop-unroll.c (decide_unrolling_and_peeling):
5985 Use optimize_loop_for_size_p.
5986 (decide_peel_completely): Likewise.
5987 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5988 optimize_loop_for_size_p.
5989 (vect_enhance_data_refs_alignment): Likewise.
5990 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5991 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5993 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5994 (try_crossjump_bb): Use optimize_bb_for_size_p.
5995 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5996 optimize_loop_for_speed_p.
5997 * bb-reorder.c (find_traces_1_round): Likewise.
5998 (copy_bb): Use optimize_bb_for_speed_p.
5999 (duplicate_computed_gotos): Likewise.
6000 * basic-block.h (optimize_loop_nest_for_size_p,
6001 optimize_loop_nest_for_speed_p): New.
6002 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6004 2008-08-29 Tristan Gingold <gingold@adacore.com>
6006 * gcov.c (main): Call expandargv.
6008 2008-08-29 Jan Hubicka <jh@suse.cz>
6010 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6012 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6014 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6015 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6017 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6019 2008-08-29 Jan Hubicka <jh@suse.cz>
6021 * tree-pass.h (pass_strip_predict_hints): Declare.
6022 * predict.c (strip_builtin_expect): Rename to ...
6023 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6024 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6025 (tree_estimate_probability): Do not strip builtin_expect.
6026 (pass_strip_predict_hints): New pass.
6027 * tree-inline.c (expand_call_inline): When inlining cold function,
6028 predict it as unlikely.
6029 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6031 2008-08-29 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/37207
6034 * tree-vrp.c (extract_range_from_binary_expr): Also try
6035 to constant fold if only one of the operands is a constant.
6037 2008-08-29 Nick Clifton <nickc@redhat.com>
6039 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6040 the same way as SYMBOL_REFs.
6042 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6044 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6046 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6048 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6049 * config/mips/mips.md (branch_likely): Remove const. Fix
6051 (define_delay for type "branch"): Change to only apply for branch
6052 with likely variant.
6053 (define_delay for type "branch" and "branch_likely" no). New delay
6055 (equality_op): New code iterator.
6056 (bbv, bbinv): New code attributes.
6057 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6060 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6061 Andrew Pinski <pinskia@gcc.gnu.org>
6064 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6066 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6068 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6069 rule that a symbolic constant must be defined and >= 0 for the
6070 corresponding facility to be present at compile-time.
6071 * gthr-posix.c: Likewise.
6073 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6075 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6076 * config/mips/mips.md (D): New mode attribute.
6077 (mulsi3, muldi3): Merge it into ...
6078 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6079 (muldi3_mul3): New pattern.
6080 (mulsi3_mult3): Rename to mulsi3_mul3.
6082 2008-08-28 Jan Hubicka <jh@suse.cz>
6084 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6086 * predict.c (always_optimize_for_size_p): Rename to ...
6087 (optimize_function_for_size): ... this one; make extern.
6088 (optimize_function_for_speed_p): New.
6089 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6090 optimize_edge_for_size_p,optimize_edge_for_size_p,
6091 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6092 * basic-block.h (optimize_function_for_size_p,
6093 optimize_function_for_speed_p): Declare.
6094 * i386.md (optimize_size checks): Replace them by appropriate
6096 (standard_80387_constant_p, ix86_compute_frame_layout,
6097 ix86_expand_epilogue, ix86_decompose_address,
6098 print_operand, emit_i387_cw_initialization,
6099 inline_memory_move_cost, ix86_pad_returns,
6100 ix86_reorg): Replace optimize_size checks.
6102 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6104 * rtl.h (simplify_subreg_regno): Declare.
6105 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6106 * simplify-rtx.c (simplify_subreg): ...here.
6107 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6108 subreg_offset_representable_p.
6110 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6113 * c-typeck.c (convert_for_assignment): Give a note describing what
6114 was passed and what was expected.
6116 2008-08-28 Joey Ye <joey.ye@intel.com>
6118 * doc/extend.texi: Document AVX built-in functions.
6119 * doc/invoke.texi: Document -mavx.
6121 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6122 Joey Ye <joey.ye@intel.com>
6123 Xuepeng Guo <xuepeng.guo@intel.com>
6125 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6127 * config/i386/cpuid.h (bit_FMA): New.
6128 (bit_XSAVE): Likewise.
6129 (bit_OSXSAVE): Likewise.
6130 (bit_AVX): Likewise.
6132 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6133 define. Use ASM_OUTPUT_AVX_PREFIX.
6135 * config/i386/gmmintrin.h: New.
6137 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6138 (OPTION_MASK_ISA_AVX_SET): New.
6139 (OPTION_MASK_ISA_FMA_SET): Likewise.
6140 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6141 (OPTION_MASK_ISA_FMA_SET): Likewise.
6142 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6143 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6144 (pta_flags): Add PTA_AVX and PTA_FMA.
6145 (override_options): Handle PTA_AVX and PTA_FMA.
6146 (init_cumulative_args): Handle warn_avx.
6147 (classify_argument): Return 0 for COImode and OImode. Return
6148 1 and X86_64_AVX_CLASS for 256bit vector types.
6149 (examine_argument): Handle X86_64_AVX_CLASS.
6150 (construct_container): Likewise.
6151 (function_arg_advance_32): Pass OImode and 256bit vector types
6153 (function_arg_advance_64): Take a new argument to indicate if a
6154 parameter is named. Handle 256bit vector types. Return
6155 immediately for unnamed 256bit vector mode parameters.
6156 (function_arg_advance): Updated.
6157 (function_arg_32): Add comments for TImode. Handle OImode
6158 and 256bit vector types.
6159 (function_arg_64): Take a new argument to indicate if a
6160 parameter is named. Handle 256bit vector types. Return NULL
6161 for unnamed 256bit vector mode parameters.
6162 (function_arg): Updated.
6163 (setup_incoming_varargs_64): Support
6164 AVX encoding for *sse_prologue_save_insn.
6165 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6166 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6167 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6168 enabled, otherwise return -3.
6169 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6171 (print_reg): Support AVX registers. Handle 'x' and 't'.
6172 Handle 'd' to duplicate the operand.
6173 (print_operand): Likewise. Also support AVX vector compare
6175 (output_387_binary_op): Support AVX.
6176 (output_fp_compare): Likewise.
6177 (ix86_expand_vector_move_misalign): Likewise.
6178 (ix86_attr_length_vex_default): New.
6179 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6180 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6181 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6182 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6183 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6184 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6185 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6186 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6187 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6188 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6189 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6190 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6191 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6192 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6193 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6194 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6195 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6196 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6197 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6198 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6199 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6200 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6201 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6202 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6203 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6204 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6205 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6206 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6207 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6208 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6209 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6210 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6211 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6212 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6213 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6214 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6215 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6216 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6217 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6218 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6219 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6220 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6221 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6222 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6223 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6224 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6225 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6226 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6227 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6228 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6229 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6230 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6231 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6232 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6233 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6234 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6235 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6236 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6237 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6238 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6239 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6240 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6241 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6242 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6243 and IX86_BUILTIN_MOVMSKPS256,
6244 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6245 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6246 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6247 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6248 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6249 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6250 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6251 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6252 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6253 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6254 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6255 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6256 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6257 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6258 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6259 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6260 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6261 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6262 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6263 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6264 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6265 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6266 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6267 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6268 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6269 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6270 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6271 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6272 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6273 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6274 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6275 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6276 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6277 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6278 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6279 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6280 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6281 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6282 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6283 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6284 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6285 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6286 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6287 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6288 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6289 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6290 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6291 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6292 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6293 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6294 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6295 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6296 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6297 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6298 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6299 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6300 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6301 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6303 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6304 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6305 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6306 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6307 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6308 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6309 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6310 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6311 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6312 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6313 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6314 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6315 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6316 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6317 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6318 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6319 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6320 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6321 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6322 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6323 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6324 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6325 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6326 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6327 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6328 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6329 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6330 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6331 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6332 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6333 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6334 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6335 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6336 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6337 IX86_BUILTIN_MOVMSKPS256.
6338 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6339 (ix86_expand_args_builtin): Likewise.
6340 (ix86_expand_special_args_builtin): Likewise.
6341 (ix86_hard_regno_mode_ok): Handle AVX modes.
6342 (ix86_expand_vector_init_duplicate): Likewise.
6343 (ix86_expand_vector_init_one_nonzero): Likewise.
6344 (ix86_expand_vector_init_one_var): Likewise.
6345 (ix86_expand_vector_init_concat): Likewise.
6346 (ix86_expand_vector_init_general): Likewise.
6347 (ix86_expand_vector_set): Likewise.
6348 (ix86_vector_mode_supported_p): Likewise.
6349 (x86_extended_reg_mentioned_p): Check INSN_P before using
6352 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6353 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6355 * config/i386/i386.h (TARGET_AVX): New.
6356 (TARGET_FMA): Likewise.
6357 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6358 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6359 (VALID_AVX256_REG_MODE): New.
6360 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6361 (AVX_FLOAT_MODE_P): Likewise.
6362 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6363 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6364 (AVX_VEC_FLOAT_MODE_P): Likewise.
6365 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6366 (ASM_OUTPUT_OPCODE): Likewise.
6367 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6369 (SSE_REG_MODE_P): Allow 256bit vector modes.
6370 (ix86_args): Add a warn_avx field.
6372 * config/i386/i386.md (UNSPEC_PCMP): New.
6373 (UNSPEC_VPERMIL): Likewise.
6374 (UNSPEC_VPERMIL2): Likewise.
6375 (UNSPEC_VPERMIL2F128): Likewise.
6376 (UNSPEC_MASKLOAD): Likewise.
6377 (UNSPEC_MASKSTORE): Likewise.
6378 (UNSPEC_CAST): Likewise.
6379 (UNSPEC_VTESTP): Likewise.
6380 (UNSPECV_VZEROALL): Likewise.
6381 (UNSPECV_VZEROUPPER): Likewise.
6382 (XMM0_REG): Likewise.
6383 (XMM1_REG): Likewise.
6384 (XMM2_REG): Likewise.
6385 (XMM3_REG): Likewise.
6386 (XMM4_REG): Likewise.
6387 (XMM5_REG): Likewise.
6388 (XMM6_REG): Likewise.
6389 (XMM8_REG): Likewise.
6390 (XMM9_REG): Likewise.
6391 (XMM10_REG): Likewise.
6392 (XMM11_REG): Likewise.
6393 (XMM12_REG): Likewise.
6394 (XMM13_REG): Likewise.
6395 (XMM14_REG): Likewise.
6396 (XMM15_REG): Likewise.
6398 (prefix_vex_imm8): Likewise.
6399 (prefix_vex_w): Likewise.
6400 (length_vex): Likewise.
6403 (*avx_ashlti3): Likewise.
6404 (*avx_lshrti3): Likewise.
6405 (*avx_setcc<mode>): Likewise.
6406 (*fop_<mode>_comm_mixed_avx): Likewise.
6407 (*fop_<mode>_comm_avx): Likewise.
6408 (*fop_<mode>_1_mixed_avx): Likewise.
6409 (*fop_<mode>_1_avx): Likewise.
6410 (*avx_<code><mode>3): Likewise.
6411 (*avx_ieee_smin<mode>3): Likewise.
6412 (*avx_ieee_smax<mode>3): Likewise.
6413 (mode): Add OI, V8SF and V4DF.
6414 (length): Support VEX prefix.
6415 (*cmpfp_i_mixed): Set prefix attribute.
6416 (*cmpfp_i_sse): Likewise.
6417 (*cmpfp_iu_mixed): Likewise.
6418 (*cmpfp_iu_sse): Likewise.
6419 (*movsi_1): Support AVX.
6420 (*movdi_2): Likewise.
6421 (*movdi_1_rex64): Likewise.
6422 (*movti_internal): Likewise.
6423 (*movti_rex64): Likewise.
6424 (*movsf_1): Likewise.
6425 (*movdf_nointeger): Likewise.
6426 (*movdf_integer_rex64): Likewise.
6427 (*movtf_internal): Likewise.
6428 (zero_extendsidi2_32): Likewise.
6429 (zero_extendsidi2_rex64): Likewise.
6430 (*extendsfdf2_mixed): Likewise.
6431 (*extendsfdf2_sse): Likewise.
6432 (*truncdfsf_fast_mixed): Likewise.
6433 (*truncdfsf_fast_sse): Likewise.
6434 (*truncdfsf_mixed): Likewise.
6435 (fix_trunc<mode>di_sse): Likewise.
6436 (fix_trunc<mode>si_sse): Likewise.
6437 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6438 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6439 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6440 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6441 (*rcpsf2_sse): Likewise.
6442 (*rsqrtsf2_sse): Likewise.
6443 (*sqrt<mode>2_sse): Likewise.
6444 (sse4_1_round<mode>2): Likewise.
6445 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6446 Support AVX. Set length attribute properly for AVX.
6448 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6449 (VECTOR_MODES (FLOAT, 32)): Likewise.
6450 (VECTOR_MODE (INT, DI, 8)): Likewise.
6451 (VECTOR_MODE (INT, HI, 32)): Likewise.
6452 (VECTOR_MODE (INT, QI, 64)): Likewise.
6453 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6454 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6455 (VECTOR_MODE (INT, DI, 4)): Removed.
6456 (VECTOR_MODE (INT, SI, 8)): Likewise.
6457 (VECTOR_MODE (INT, HI, 16)): Likewise.
6458 (VECTOR_MODE (INT, QI, 32)): Likewise.
6459 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6460 (INT_MODE (OI, 32)): Likewise.
6462 * config/i386/i386.opt (mavx): New.
6465 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6467 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6468 (*mov<mode>_internal_avx): New.
6469 (*movv2sf_internal_rex64_avx): Likewise.
6470 (*movv2sf_internal_avx): Likewise.
6472 * config/i386/predicates.md (const_4_to_5_operand): New.
6473 (const_6_to_7_operand): Likewise.
6474 (const_8_to_11_operand): Likewise.
6475 (const_12_to_15_operand): Likewise.
6476 (avx_comparison_float_operator): Likewise.
6478 * config/i386/sse.md (AVX256MODEI): New.
6479 (AVX256MODE): Likewise.
6480 (AVXMODEQI): Likewise.
6481 (AVXMODE): Likewise.
6482 (AVX256MODEF2P): Likewise.
6483 (AVX256MODE2P): Likewise.
6484 (AVX256MODE4P): Likewise.
6485 (AVX256MODE8P): Likewise.
6486 (AVXMODEF2P): Likewise.
6487 (AVXMODEF4P): Likewise.
6488 (AVXMODEDCVTDQ2PS): Likewise.
6489 (AVXMODEDCVTPS2DQ): Likewise.
6490 (avxvecmode): Likewise.
6491 (avxvecpsmode): Likewise.
6492 (avxhalfvecmode): Likewise.
6493 (avxscalarmode): Likewise.
6494 (avxcvtvecmode): Likewise.
6495 (avxpermvecmode): Likewise.
6496 (avxmodesuffixf2c): Likewise.
6497 (avxmodesuffixp): Likewise.
6498 (avxmodesuffixs): Likewise.
6499 (avxmodesuffix): Likewise.
6500 (vpermilbits): Likewise.
6501 (pinsrbits): Likewise.
6502 (mov<mode>): Likewise.
6503 (*mov<mode>_internal): Likewise.
6504 (push<mode>1): Likewise.
6505 (movmisalign<mode>): Likewise.
6506 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6507 (avx_movdqu<avxmodesuffix>): Likewise.
6508 (avx_lddqu<avxmodesuffix>): Likewise.
6509 (<plusminus_insn><mode>3): Likewise.
6510 (*avx_<plusminus_insn><mode>3): Likewise.
6511 (*avx_vm<plusminus_insn><mode>3): Likewise.
6512 (mul<mode>3): Likewise.
6513 (*avx_mul<mode>3): Likewise.
6514 (*avx_vmmul<mode>3): Likewise.
6515 (divv8sf3): Likewise.
6516 (divv4df3): Likewise.
6517 (avx_div<mode>3): Likewise.
6518 (*avx_div<mode>3): Likewise.
6519 (*avx_vmdiv<mode>3): Likewise.
6520 (avx_rcpv8sf2): Likewise.
6521 (*avx_vmrcpv4sf2): Likewise.
6522 (sqrtv8sf2): Likewise.
6523 (avx_sqrtv8sf2): Likewise.
6524 (*avx_vmsqrt<mode>2): Likewise.
6525 (rsqrtv8sf2): Likewise.
6526 (avx_rsqrtv8sf2): Likewise.
6527 (*avx_vmrsqrtv4sf2): Likewise.
6528 (<code><mode>3): Likewise.
6529 (*avx_<code><mode>3_finite): Likewise.
6530 (*avx_<code><mode>3): Likewise.
6531 (*avx_vm<code><mode>3): Likewise.
6532 (*avx_ieee_smin<mode>3): Likewise.
6533 (*avx_ieee_smax<mode>3): Likewise.
6534 (avx_addsubv8sf3): Likewise.
6535 (avx_addsubv4df3): Likewise.
6536 (*avx_addsubv4sf3): Likewise.
6537 (*avx_addsubv2df3): Likewise.
6538 (avx_h<plusminus_insn>v4df3): Likewise.
6539 (avx_h<plusminus_insn>v8sf3): Likewise.
6540 (*avx_h<plusminus_insn>v4sf3): Likewise.
6541 (*avx_h<plusminus_insn>v2df3): Likewise.
6542 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6543 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6544 (*avx_maskcmp<mode>3): Likewise.
6545 (avx_nand<mode>3): Likewise.
6546 (*avx_<code><mode>3): Likewise.
6547 (*avx_nand<mode>3): Likewise.
6548 (*avx_<code><mode>3): Likewise.
6549 (*avx_cvtsi2ss): Likewise.
6550 (*avx_cvtsi2ssq): Likewise.
6551 (*avx_cvtsi2sd): Likewise.
6552 (*avx_cvtsi2sdq): Likewise.
6553 (*avx_cvtsd2ss): Likewise.
6554 (avx_cvtss2sd): Likewise.
6555 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6556 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6557 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6558 (*avx_cvtsi2sd): Likewise.
6559 (*avx_cvtsi2sdq): Likewise.
6560 (avx_cvtdq2pd256): Likewise.
6561 (avx_cvtpd2dq256): Likewise.
6562 (avx_cvttpd2dq256): Likewise.
6563 (*avx_cvtsd2ss): Likewise.
6564 (*avx_cvtss2sd): Likewise.
6565 (avx_cvtpd2ps256): Likewise.
6566 (avx_cvtps2pd256): Likewise.
6567 (*avx_movhlps): Likewise.
6568 (*avx_movlhps): Likewise.
6569 (avx_unpckhps256): Likewise.
6570 (*avx_unpckhps): Likewise.
6571 (avx_unpcklps256): Likewise.
6572 (*avx_unpcklps): Likewise.
6573 (avx_movshdup256): Likewise.
6574 (avx_movsldup256): Likewise.
6575 (avx_shufps256): Likewise.
6576 (avx_shufps256_1): Likewise.
6577 (*avx_shufps_<mode>): Likewise.
6578 (*avx_loadhps): Likewise.
6579 (*avx_storelps): Likewise.
6580 (*avx_loadlps): Likewise.
6581 (*avx_movss): Likewise.
6582 (*vec_dupv4sf_avx): Likewise.
6583 (*vec_concatv2sf_avx): Likewise.
6584 (*vec_concatv4sf_avx): Likewise.
6585 (*vec_setv4sf_0_avx): Likewise.
6586 (*vec_setv4sf_avx): Likewise.
6587 (*avx_insertps): Likewise.
6588 (avx_vextractf128<mode>): Likewise.
6589 (vec_extract_lo_<mode>): Likewise.
6590 (vec_extract_hi_<mode>): Likewise.
6591 (vec_extract_lo_<mode>): Likewise.
6592 (vec_extract_hi_<mode>): Likewise.
6593 (vec_extract_lo_v16hi): Likewise.
6594 (vec_extract_hi_v16hi): Likewise.
6595 (vec_extract_lo_v32qi): Likewise.
6596 (vec_extract_hi_v32qi): Likewise.
6597 (avx_unpckhpd256): Likewise.
6598 (*avx_unpckhpd): Likewise.
6599 (avx_movddup256): Likewise.
6600 (*avx_movddup): Likewise.
6601 (avx_unpcklpd256): Likewise.
6602 (*avx_unpcklpd): Likewise.
6603 (avx_shufpd256): Likewise.
6604 (avx_shufpd256_1): Likewise.
6605 (*avx_punpckhqdq): Likewise.
6606 (*avx_punpcklqdq): Likewise.
6607 (*avx_shufpd_<mode>): Likewise.
6608 (*avx_storehpd): Likewise.
6609 (*avx_loadhpd): Likewise.
6610 (*avx_loadlpd): Likewise.
6611 (*avx_movsd): Likewise.
6612 (*vec_concatv2df_avx): Likewise.
6613 (*avx_<plusminus_insn><mode>3): Likewise.
6614 (*avx_<plusminus_insn><mode>3): Likewise.
6615 (*avx_mulv8hi3): Likewise.
6616 (*avxv8hi3_highpart): Likewise.
6617 (*avx_umulv8hi3_highpart): Likewise.
6618 (*avx_umulv2siv2di3): Likewise.
6619 (*avx_mulv2siv2di3): Likewise.
6620 (*avx_pmaddwd): Likewise.
6621 (*avx_mulv4si3): Likewise.
6622 (*avx_ashr<mode>3): Likewise.
6623 (*avx_lshr<mode>3): Likewise.
6624 (*avx_ashl<mode>3): Likewise.
6625 (*avx_<code><mode>3): Likewise.
6626 (*avx_eq<mode>3): Likewise.
6627 (*avx_gt<mode>3): Likewise.
6628 (*avx_nand<mode>3): Likewise.
6629 (*avx_nand<mode>3): Likewise.
6630 (*avx_<code><mode>3): Likewise.
6631 (*avx_<code><mode>3): Likewise.
6632 (*avx_packsswb): Likewise.
6633 (*avx_packssdw): Likewise.
6634 (*avx_packuswb): Likewise.
6635 (*avx_punpckhbw): Likewise.
6636 (*avx_punpcklbw): Likewise.
6637 (*avx_punpckhwd): Likewise.
6638 (*avx_punpcklwd): Likewise.
6639 (*avx_punpckhdq): Likewise.
6640 (*avx_punpckldq): Likewise.
6641 (*avx_pinsr<avxmodesuffixs>): Likewise.
6642 (*avx_pinsrq): Likewise.
6643 (*avx_loadld): Likewise.
6644 (*vec_extractv2di_1_rex64_avx): Likewise.
6645 (*vec_extractv2di_1_avx): Likewise.
6646 (*vec_dupv2di_avx): Likewise.
6647 (*vec_concatv2si_avx): Likewise.
6648 (*vec_concatv4si_1_avx): Likewise.
6649 (*vec_concatv2di_avx): Likewise.
6650 (*vec_concatv2di_rex64_avx): Likewise.
6651 (*avx_uavgv16qi3): Likewise.
6652 (*avx_uavgv8hi3): Likewise.
6653 (*avx_psadbw): Likewise.
6654 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6655 (*avx_phaddwv8hi3): Likewise.
6656 (*avx_phadddv4si3): Likewise.
6657 (*avx_phaddswv8hi3): Likewise.
6658 (*avx_phsubwv8hi3): Likewise.
6659 (*avx_phsubdv4si3): Likewise.
6660 (*avx_phsubswv8hi3): Likewise.
6661 (*avx_pmaddubsw128): Likewise.
6662 (*avx_pmulhrswv8hi3): Likewise.
6663 (*avx_pshufbv16qi3): Likewise.
6664 (*avx_psign<mode>3): Likewise.
6665 (*avx_palignrti): Likewise.
6666 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6667 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6668 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6669 (*avx_mpsadbw): Likewise.
6670 (*avx_packusdw): Likewise.
6671 (*avx_pblendvb): Likewise.
6672 (*avx_pblendw): Likewise.
6673 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6674 (avx_ptest256): Likewise.
6675 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6676 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6677 (*avx_aesenc): Likewise.
6678 (*avx_aesenclast): Likewise.
6679 (*avx_aesdec): Likewise.
6680 (*avx_aesdeclast): Likewise.
6681 (avx_vzeroupper): Likewise.
6682 (avx_vzeroupper_rex64): Likewise.
6683 (avx_vpermil<mode>): Likewise.
6684 (avx_vpermilvar<mode>3): Likewise.
6685 (avx_vpermil2<mode>3): Likewise.
6686 (avx_vperm2f128<mode>3): Likewise.
6687 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6688 (avx_vbroadcastss256): Likewise.
6689 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6690 (avx_vinsertf128<mode>): Likewise.
6691 (vec_set_lo_<mode>): Likewise.
6692 (vec_set_hi_<mode>): Likewise.
6693 (vec_set_lo_<mode>): Likewise.
6694 (vec_set_hi_<mode>): Likewise.
6695 (vec_set_lo_v16hi): Likewise.
6696 (vec_set_hi_v16hi): Likewise.
6697 (vec_set_lo_v32qi): Likewise.
6698 (vec_set_hi_v32qi): Likewise.
6699 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6700 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6701 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6702 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6703 (vec_init<mode>): Likewise.
6704 (*vec_concat<mode>_avx): Likewise.
6705 (blendbits): Support V8SF and V4DF.
6706 (sse2_movq128): Support AVX.
6707 (<sse>_movnt<mode>): Likewise.
6708 (sse2_movntv2di): Likewise.
6709 (sse_rcpv4sf2): Likewise.
6710 (sse_sqrtv4sf2): Likewise.
6711 (sse_rsqrtv4sf2): Likewise.
6712 (<sse>_comi): Likewise.
6713 (<sse>_ucomi): Likewise.
6714 (sse_cvtss2si): Likewise.
6715 (sse_cvtss2si_2): Likewise.
6716 (sse_cvtss2siq): Likewise.
6717 (sse_cvtss2siq_2): Likewise.
6718 (sse_cvttss2si): Likewise.
6719 (sse_cvttss2siq): Likewise.
6720 (sse2_cvtsd2si): Likewise.
6721 (sse2_cvtsd2si_2): Likewise.
6722 (sse2_cvtsd2siq): Likewise.
6723 (sse2_cvtsd2siq_2): Likewise.
6724 (sse2_cvttsd2si): Likewise.
6725 (sse2_cvttsd2siq): Likewise.
6726 (sse2_cvtdq2pd): Likewise.
6727 (*sse2_cvtpd2dq): Likewise.
6728 (*sse2_cvttpd2dq): Likewise.
6729 (*sse2_cvtpd2ps): Likewise.
6730 (sse2_cvtps2pd): Likewise.
6731 (sse3_movshdup): Likewise.
6732 (sse3_movsldup): Likewise.
6733 (sse_storehps): Likewise.
6734 (*sse4_1_extractps): Likewise.
6735 (sse2_storelpd): Likewise.
6736 (vec_dupv2df_sse3): Likewise.
6737 (*vec_concatv2df_sse3): Likewise.
6738 (*sse4_1_pextrb): Likewise.
6739 (*sse4_1_pextrb_memory): Likewise.
6740 (*sse2_pextrw): Likewise.
6741 (*sse4_1_pextrw_memory): Likewise.
6742 (*sse4_1_pextrd): Likewise.
6743 (*sse4_1_pextrq): Likewise.
6744 (sse2_pshufd_1): Likewise.
6745 (sse2_pshuflw_1): Likewise.
6746 (sse2_pshufhw_1): Likewise.
6747 (*sse2_storeq_rex64): Likewise.
6748 (*vec_dupv4si): Likewise.
6749 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6750 (sse2_pmovmskb): Likewise.
6751 (*sse2_maskmovdqu): Likewise.
6752 (*sse2_maskmovdqu_rex64): Likewise.
6753 (sse_ldmxcsr): Likewise.
6754 (sse_stmxcsr): Likewise.
6755 (abs<mode>2): Likewise.
6756 (sse4_1_movntdqa): Likewise.
6757 (sse4_1_phminposuw): Likewise.
6758 (sse4_1_extendv8qiv8hi2): Likewise.
6759 (*sse4_1_extendv8qiv8hi2): Likewise.
6760 (sse4_1_extendv4qiv4si2): Likewise.
6761 (*sse4_1_extendv4qiv4si2): Likewise.
6762 (sse4_1_extendv2qiv2di2): Likewise.
6763 (*sse4_1_extendv2qiv2di2): Likewise.
6764 (sse4_1_extendv4hiv4si2): Likewise.
6765 (*sse4_1_extendv4hiv4si2): Likewise.
6766 (sse4_1_extendv2hiv2di2): Likewise.
6767 (*sse4_1_extendv2hiv2di2): Likewise.
6768 (sse4_1_extendv2siv2di2): Likewise.
6769 (*sse4_1_extendv2siv2di2): Likewise.
6770 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6771 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6772 (sse4_1_zero_extendv4qiv4si2): Likewise.
6773 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6774 (sse4_1_zero_extendv2qiv2di2): Likewise.
6775 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6776 (sse4_1_zero_extendv4hiv4si2): Likewise.
6777 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6778 (sse4_1_zero_extendv2hiv2di2): Likewise.
6779 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6780 (sse4_1_zero_extendv2siv2di2): Likewise.
6781 (*sse4_1_zero_extendv2siv2di2): Likewise.
6782 (sse4_1_ptest): Likewise.
6783 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6784 (sse4_2_pcmpestri): Likewise.
6785 (sse4_2_pcmpestrm): Likewise.
6786 (sse4_2_pcmpistri): Likewise.
6787 (sse4_2_pcmpistrm): Likewise.
6789 (aeskeygenassist): Likewise.
6791 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6793 * config/i386/predicates.md (vzeroall_operation): New.
6795 * config/i386/sse.md (avx_vzeroall): New.
6796 (*avx_vzeroall): Likewise.
6798 2008-08-28 Paul Brook <paul@codesourcery.com>
6799 Mark Shinwell <shinwell@codesourcery.com>
6800 Richard Earnshaw <richard.earnshaw@arm.com>
6802 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6803 (TARGET_MIN_ANCHOR_OFFSET): New.
6804 (arm_override_options): Set correct anchor ranges for Thumb-1
6805 and Thumb-2 if required.
6806 (legitimize_pic_address): Handle case involving a TLS symbol
6807 reference with an addend.
6808 (arm_optimization_options): Enable section anchors at -O1 and
6810 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6811 * config/arm/arm-protos.h (arm_optimization_options): New.
6813 2008-08-28 Nick Clifton <nickc@redhat.com>
6815 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6816 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6819 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6820 * config/v850/v850.md (return): Remove frame size restriction.
6822 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6824 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6826 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6828 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6830 2008-08-28 Paul Brook <paul@codesourcery.com>
6832 * config/arm/vfp11.md: Update license notice.
6833 * config/arm/cortex-r4.md: Ditto.
6835 2008-08-28 Richard Guenther <rguenther@suse.de>
6837 PR tree-optimization/37207
6838 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6841 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6844 * tree.c (int_fits_type_p): Don't forget unsigned integers
6845 of type sizetype which higher end word equals -1.
6847 2008-08-28 Ira Rosen <irar@il.ibm.com>
6849 * target.h (struct vectorize): Add new target builtin.
6850 * tree-vectorizer.c (destroy_loop_vec_info): Call
6851 vect_free_slp_instance instead of vect_free_slp_node.
6852 * tree-vectorizer.h (enum slp_load_perm_type): New.
6853 (struct _slp_instance): Add new fields.
6854 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6855 (SLP_INSTANCE_LOADS): New.
6856 (vect_free_slp_tree): Remove.
6857 (vect_free_slp_instance): Declare.
6858 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6859 (vectorizable_load): Add argument.
6860 (vect_transform_slp_perm_load): New.
6861 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6863 (vect_get_place_in_interleaving_chain): New function.
6864 (vect_free_slp_tree): Make static.
6865 (vect_free_slp_instance): New function.
6866 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6867 collect the load location in the interleaving chain.
6868 (vect_supported_slp_permutation_p): New function.
6869 (vect_supported_load_permutation_p): Likewise.
6870 (vect_analyze_slp_instance): In case of loads permutation, call
6871 vect_supported_load_permutation_p to check that the permutation is
6873 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6874 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6875 (vect_create_mask_and_perm): New function.
6876 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6877 (vectorizable_load): Add an argument. Don't keep the created vectors
6878 statements in the node if permutation is required. Call
6879 vect_transform_slp_perm_load to generate the permutation.
6880 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6881 additional argument.
6882 (vect_schedule_slp_instance): In case of loads permutation, allocate
6883 vectorized statements structure for all the related SLP nodes. Call
6884 vect_transform_stmt with addditional argument.
6885 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6886 * config/spu/spu.c (spu_builtin_vec_perm): New.
6887 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6888 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6889 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6890 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6892 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6894 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6895 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6896 __gthread_cond_signal, __gthread_cond_timedwait,
6897 __gthread_cond_timedwait_recursive): New functions.
6898 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6900 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6903 2008-08-28 Richard Guenther <rguenther@suse.de>
6906 * fold-const.c (maybe_canonicalize_comparison_1): Require
6907 undefined overflow only for canonicalizing A +- CST cmp CST.
6908 Make sure to not generate new constants that are not inside
6909 their TYPE_MIN/MAX_VALUE range.
6910 (maybe_canonicalize_comparison): Remove undefined overflow
6912 (fold_binary): Remove now duplicate folding.
6914 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6916 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6917 use not updated in the last change.
6919 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6921 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6922 (IRA_COVER_CLASSES): Add FPUL_REGS.
6924 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6927 * c-common.c (conversion_warning): Check for null operands.
6929 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6932 * c-decl.c (check_for_loop_decls): Improve error message. Give
6935 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6938 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6939 (convert_for_assignment): Pass corrent OPT_W* parameter to
6940 WARN_FOR_ASSIGNMENT.
6942 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6945 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6947 2008-08-27 Paul Brook <paul@codesourcery.com>
6949 * config.gcc: Loosen checks for arm uclinux eabi targets.
6951 2008-08-27 Paul Brook <paul@codesourcery.com>
6953 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6955 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6957 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6959 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6960 the enumerators of an ENUMERAL_TYPE.
6961 * dbxout.c (dbxout_type): Ditto.
6963 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6966 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6967 (fwprop_addr): Check that the loop_father is not the outer loop.
6969 2008-08-26 Paul Brook <paul@codesourcery.com>
6971 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6972 Remove documentation entry for fmul type.
6973 Use fmuls to annotate single-precision multiplication patterns,
6974 fmuld to annotate double-precision multiplication patterns,
6975 fmacs to annotate single-precision multiply-accumulate patterns
6976 and fmacd to annotate double-precision multiply-accumulate patterns.
6977 * config/arm/vfp11.md: Update reservations accordingly.
6978 * config/arm/arm.md: Note that certain values of the "type"
6979 attribute are documented in vfp.md.
6980 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6981 (v10_cvt): Use new fmul types.
6983 2008-08-26 Paul Brook <paul@codesourcery.com>
6985 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6986 * config/arm/vfp11.md: ...here. New.
6987 * config/arm/arm.md: Include vfp11.md.
6989 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6991 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6992 parameter to inform call.
6994 2008-08-26 Jeff Law <law@redhat.com>
6996 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6997 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6998 preferred class when copying a constant into a partial word register.
7000 2008-08-26 Ben Elliston <bje@au.ibm.com>
7002 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7003 * cp/typeck.c: Likewise.
7004 * cp/tree.c: Likewise.
7005 * gimple-low.c: Likewise.
7008 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7010 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7011 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7013 * doc/passes.texi: Describe IRA.
7015 * doc/tm.texi (IRA_COVER_CLASSES,
7016 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7018 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7019 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7020 -fira-propagate-cost, -fno-ira-share-save-slots,
7021 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7023 * flags.h (ira_algorithm): New enumeration.
7024 (flag_ira_algorithm, flag_ira_verbose): New external variable
7027 * postreload.c (gate_handle_postreload): Don't do post reload
7028 optimizations unless the reload is completed.
7030 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7033 * tree-pass.h (pass_ira): New external variable declaration.
7035 * reload.h: Add 2008 to the Copyright.
7037 * cfgloopanal.c: Include params.h.
7038 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7041 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7043 * toplev.c (ira.h): New include.
7044 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7045 (backend_init_target): Call ira_init.
7046 (backend_init): Call ira_init_once.
7047 (finalize): Call finish_ira_once.
7049 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7050 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7053 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7054 may_move_out_cost): New external variable declarations.
7055 (move_table): New typedef.
7057 * caller-save.c: Include headers output.h and ira.h.
7058 (no_caller_save_reg_set): New global variable.
7059 (save_slots_num, save_slots): New variables.
7060 (reg_save_code, reg_restore_code, add_stored_regs): Add
7062 (init_caller_save): Set up no_caller_save_reg_set.
7063 (init_save_areas): Reset save_slots_num.
7064 (saved_hard_reg): New structure.
7065 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7066 (initiate_saved_hard_regs, new_saved_hard_reg,
7067 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7069 (setup_save_areas): Add code for sharing stack slots.
7070 (all_blocks): New variable.
7071 (save_call_clobbered_regs): Process pseudo-register too.
7072 (mark_set_regs): Process pseudo-register too.
7073 (insert_one_insn): Put the insn after bb note in a empty basic
7074 block. Add insn check.
7076 * global.c (eliminable_regset): Make it external.
7077 (mark_elimination): Use DF_LR_IN for IRA.
7078 (pseudo_for_reload_consideration_p): New.
7079 (build_insn_chain): Make it external. Don't ignore spilled
7080 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7081 (gate_handle_global_alloc): New function.
7082 (pass_global_alloc): Add the gate function.
7084 * opts.c (decode_options): Set up flag_ira. Print the warning for
7086 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7088 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7090 * regmove.c (regmove_optimize): Don't do replacement of output for
7093 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7094 New external variable declarations.
7096 * local-alloc.c (update_equiv_regs): Make it external. Return
7097 true if jump label rebuilding should be done. Rescan new_insn for
7099 (gate_handle_local_alloc): New function.
7100 (pass_local_alloc): Add the gate function.
7102 * alias.c (value_addr_p, stack_addr_p): New functions.
7103 (nonoverlapping_memrefs_p): Use them for IRA.
7105 * common.opt (fira, fira-algorithm, fira-coalesce,
7106 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7107 fira-verbose): New options.
7109 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7110 move_cost, may_move_in_cost, may_move_out_cost): Make the
7112 (move_table): Remove typedef.
7113 (init_move_cost): Make it external.
7114 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7117 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7118 setup_reg_classes): New function prototypes.
7119 (eliminable_regset): New external variable declaration.
7120 (build_insn_chain, update_equiv_regs): New function prototypes.
7122 * Makefile.in (IRA_INT_H): New definition.
7123 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7124 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7125 (reload1.o, toplev.o): Add dependence on ira.h.
7126 (cfgloopanal.o): Add PARAMS_H.
7127 (caller-save.o): Add dependence on output.h and ira.h.
7128 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7129 ira-emit.o, ira-lives.o): New entries.
7131 * passes.c (pass_ira): New pass.
7133 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7135 * reload1.c (ira.h): Include the header.
7136 (changed_allocation_pseudos): New bitmap.
7137 (init_reload): Initiate the bitmap.
7138 (compute_use_by_pseudos): Permits spilled registers in FROM.
7139 (temp_pseudo_reg_arr): New variable.
7140 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7141 IRA. Call alter_reg with the additional parameter. Don't clear
7142 spilled_pseudos for IRA. Restore original insn chain for IRA.
7143 Clear changed_allocation_pseudos at the end of reload.
7144 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7145 (hard_regno_to_pseudo_regno): New variable.
7146 (count_pseudo): Check spilled pseudos. Set up
7147 hard_regno_to_pseudo_regno.
7148 (count_spilled_pseudo): Check spilled pseudos. Update
7149 hard_regno_to_pseudo_regno.
7150 (find_reg): Use better_spill_reload_regno_p. Check
7151 hard_regno_to_pseudo_regno.
7152 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7154 (eliminate_regs_1): Use additional parameter for alter_reg.
7155 (finish_spills): Set up pseudo_previous_regs only for spilled
7156 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7157 more arguments. Don't clear live_throughout and dead_or_set for
7158 spilled pseudos. Use additional parameter for alter_reg. Call
7159 mark_allocation_change. Set up changed_allocation_pseudos.
7160 Remove sanity check.
7161 (emit_input_reload_insns, delete_output_reload): Use additional
7162 parameter for alter_reg. Call mark_allocation_change.
7163 (substitute, gen_reload_chain_without_interm_reg_p): New
7165 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7167 * testsuite/gcc.dg/20080410-1.c: New file.
7169 * config/s390/s390.h (IRA_COVER_CLASSES,
7170 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7172 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7174 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7176 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7178 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7180 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7182 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7184 2008-08-24 Jeff Law <law@redhat.com>
7185 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7186 when ignoring unavailable registers.
7188 2008-08-24 Jeff Law <law@redhat.com>
7189 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7190 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7191 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7192 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7194 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7195 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7197 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7198 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7199 * reload1.c (find_reg): Process registers in register allocation order.
7201 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7202 * toplev.c (backend_init_target): Move ira_init call from
7204 (lang_dependent_init_target): ...to here.
7206 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7207 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7208 calculate memory move costs for NO_REGS.
7210 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7211 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7212 STACK_REGS is defined.
7214 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7215 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7217 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7218 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7220 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7221 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7222 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7225 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7226 Dorit Nuzman <dorit@il.ibm.com>
7228 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7229 vec_extract_evenv4sf, vec_extract_evenv8hi,
7230 vec_extract_evenv16qi, vec_extract_oddv4si,
7231 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7232 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7233 vec_interleave_highv4si, vec_interleave_lowv4si,
7234 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7235 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7236 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7238 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7241 * config/rs6000/rs6000.c (optimization_options): Don't default to
7242 section anchors without toplevel reorder.
7244 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7246 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7247 (mfc_end_critical_section): Likewise.
7249 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7251 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7252 all type qualifiers from element type to vector type.
7254 2008-08-25 David Daney <ddaney@avtrex.com>
7256 * config/mips/mips.md (immediate_insn): Move up in file, fix
7257 comment typo, reformat.
7258 (fetchop_bit, atomic_hiqi_op memory_barrier,
7259 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7260 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7261 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7262 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7263 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7264 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7265 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7266 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7267 sync_old_nand<mode>, sync_new_nand<mode>,
7268 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7269 test_and_set_12): Moved to sync.md.
7271 * config/mips/sync.md: New file.
7273 2008-08-25 Richard Henderson <rth@redhat.com>
7275 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7276 (regsave): Likewise.
7277 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7278 (output_cfi_directive): Likewise.
7279 (div_data_align): New.
7280 (output_cfi): Use it.
7282 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7284 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7285 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7286 (TARGET_OCTEON): New macro.
7287 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7288 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7289 (ISA_HAS_POP): New macro.
7290 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7292 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7294 * config/mips/mips.md (cpu): Add octeon.
7295 (type): Add pop attribute value.
7296 (popcount<mode>2): New pattern.
7297 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7299 2008-08-24 Jan Hubicka <jh@suse.cz>
7301 * doc/invoke.texi (-fipa-cp-clone): New option.
7302 (-fipa-cp): Update docs.
7303 (--param ipcp-unit-growth):New.
7304 * ipa-cp.c: Include fibheap.h, params.h
7305 (ipcp_initialize_node_lattices): When not cloning, all externally
7306 visible functions are bottom.
7307 (ipcp_need_redirect_p): Accept clones.
7308 (ipcp_insert_stage): Use cost driven heuristics.
7309 (max_count, dead_nodes): New static vars.
7310 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7311 ipcp_const_param_count): New functions.
7312 * common.opt (ipa-cp-clone): New command line option.
7313 * params.def (ipcp-unit-growth): New.
7315 2008-08-24 Jan Hubicka <jh@suse.cz>
7317 * tree-inline.c (tree_function_versioning): Look harder
7318 for referenced vars.
7320 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7322 PR tree-optimization/37185
7323 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7325 2008-08-23 Jan Hubicka <jh@suse.cz>
7327 * ipa-cp.c (ipcp_analyze_node): New function.
7328 (ipcp_update_cloned_node): Use it.
7329 (ipcp_init_stage): Likewise.
7330 * ipa-inline.c (function_insertion_hook_holder): New static var.
7331 (analyze_function): Break out from ....
7332 (inline_generate_summary): Here; register insertion hook.
7333 (cgraph_decide_inlining): Remove hook.
7334 (add_new_function): New function.
7336 2008-08-23 Jan Hubicka <jh@suse.cz>
7338 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7340 2008-08-23 Jan Hubicka <jh@suse.cz>
7342 * ipa-cp.c (constant_val_insert): Remove.
7343 (ipcp_propagate_one_const): Remove.
7344 (ipcp_create_replace_map): Always insert replacements to the map.
7345 (ipcp_insert_stage): Do not try to insert statements by hand.
7346 * tree-inline.c (insert_init_stmt): Break out from ...
7347 (setup_one_parameter): ... here; allow NULL BB pointer.
7348 (tree_function_versioning): Use setup_one_parameter to process
7351 2008-08-23 Jan Hubicka <jh@suse.cz>
7353 * tree.c (decl_address_ip_invariant_p): New function.
7354 * tree.h (decl_address_ip_invariant_p): Declare.
7355 * gimple.c (strip_invariant_refs): Break out from ...
7356 (is_gimple_invariant_address): ... here
7357 (is_gimple_ip_invariant_address): New function.
7358 (is_gimple_ip_invariant): New function.
7359 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7362 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7363 (ipcp_lat_is_insertable): All constants are insertable.
7364 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7365 IPA_CONST_VALUE_REF.
7366 (ipcp_initialize_node_lattices): Propagate all types of operands.
7367 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7368 (ipcp_create_replace_map): Reformat.
7369 (ipcp_need_redirect_p): Simplify.
7370 (ipcp_insert_stage): Check that argument is used before clonning.
7371 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7373 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7374 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7375 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7376 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7377 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7378 * tree-inline.c (tree_function_versioning): Add variables referenced
7381 2008-08-23 Jan Hubicka <jh@suse.cz>
7384 * i386.c (standard_80387_constant_p): Use optimize_size.
7386 2008-08-23 Ira Rosen <irar@il.ibm.com>
7388 PR tree-optimization/37161
7389 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7390 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7391 (vect_determine_vectorization_factor): Move the scalar type
7392 retrieval to vect_get_smallest_scalar_type.
7393 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7394 scalar type. Remove redundant computation.
7395 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7396 (vect_get_slp_defs): Take the type of RHS into account if
7397 necessary by calling vect_get_smallest_scalar_type. Call
7398 vect_get_constant_vectors with additional argument.
7400 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7403 * doc/invoke.texi (Wwrite-strings): Clarify description.
7405 2008-08-23 Ira Rosen <irar@il.ibm.com>
7407 PR tree-optimization/37174
7408 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7409 def stmt is a part of the loop before accessing its stmt_vec_info.
7411 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7414 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7415 (*swap): New insn pattern.
7416 (*ashlqi3): Rename from ashlqi3 insn pattern.
7417 (ashlqi3): New expanders.
7418 (*lshrqi3): Rename from lshrqi3 insn pattern.
7419 (lshrqi3): New expanders.
7420 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7421 lshrqi3_const5, lshrqi3_const6): New splitters.
7422 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7423 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7426 2008-08-22 Richard Guenther <rguenther@suse.de>
7428 PR tree-optimization/37078
7429 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7430 [+INF, +INF] ranges.
7432 2008-08-22 Richard Guenther <rguenther@suse.de>
7434 PR tree-optimization/37143
7435 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7436 a conversion statement instead of a copy.
7438 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7441 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7442 CCCmode, CCOmode and CCSmode destination modes.
7445 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7446 from different units in a single alternative.
7447 (*vec_extractv2sf_1): Ditto.
7448 (*vec_extractv2si_0): Ditto.
7449 (*vec_extractv2si_1): Ditto.
7450 * config/i386/sse.md (sse2_storehpd): Ditto.
7451 (sse2_storelpd): Ditto.
7452 (sse2_loadhpd): Ditto.
7453 (sse2_loadlpd): Ditto.
7456 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7457 (popcountsi2): Ditto.
7458 (clzdi2_abm): Ditto.
7459 (popcountdi2): Ditto.
7460 (clzhi2_abm): Ditto.
7461 (popcounthi2): Ditto.
7463 2008-08-22 Richard Guenther <rguenther@suse.de>
7467 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7468 if the multiplication does not overflow.
7470 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7472 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7474 2008-08-21 Richard Henderson <rth@redhat.com>
7476 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7477 spurrious comma from test.
7478 * configure: Rebuild.
7480 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7483 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7486 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7488 * c-tree.h (grokfield): New argument.
7489 * c-decl.c (grokfield): Handle new location argument.
7490 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7492 2008-08-21 Richard Guenther <rguenther@suse.de>
7494 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7496 2008-08-21 Jan Hubicka <jh@suse.cz>
7498 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7499 (cgraph_add_function_insertion_hook,
7500 cgraph_remove_function_insertion_hook,
7501 cgraph_call_function_insertion_hooks): New functions.
7502 * cgraph.h (cgraph_add_function_insertion_hook,
7503 cgraph_remove_function_insertion_hook,
7504 cgraph_call_function_insertion_hooks): Declare.
7505 * ipa-reference.c (function_insertion_hook_holder): New variable.
7506 (check_operand, look_for_address_of): When checking late, do not care
7507 about module bitmaps.
7508 (add_new_function): New function.
7509 (generate_summary): Register hooks; zero module bitmaps.
7510 (propagate): Unregister hooks.
7511 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7512 (add_new_function): New function.
7513 (generate_summary): Register hook.
7514 (propagate): Remove hook.
7516 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7518 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7519 * ipa-cp.c (ipcp_update_cloned_node): New function.
7520 (build_const_val): Handle functions correctly; bring type logic
7521 into sync with tree-inline.c
7522 (ipcp_init_stage): Take care of computing stuff needed by
7523 indirect inlining; update clones.
7524 (ipcp_generate_summary): Break out of ipcp_driver.
7525 (ipcp_driver): Do only execution and transformation.
7526 (pass_ipa_cp): Make IPA_PASS.
7527 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7529 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7530 ipcp, some info is already available.
7531 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7532 * tree-inline.c (remap_ssa_name): Unshare expression.
7534 2008-08-21 Richard Guenther <rguenther@suse.de>
7536 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7537 a PHI ask VN if it is already available.
7538 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7539 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7541 2008-08-21 Richard Guenther <rguenther@suse.de>
7544 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7545 makes sure to produce a result of the correct type.
7547 2008-08-21 Jan Hubicka <jh@suse.cz>
7548 Backport from LTO branch:
7550 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7551 Jan Hubicka <jh@suse.cz>
7554 (init_state, finish_state, set_function_state, generate_summary):
7556 (scan_stmt): Renamed from scan_function. Changed to keep state in
7557 local static vars rather than cgraph aux field.
7558 (propagate): Renamed from static_execute. Changed to keep state in
7559 local static vars rather than cgraph aux field.
7560 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7561 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7563 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7565 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7566 * ipa-reference.c (init_function_info, generate_summary,
7567 propagate): New functions.
7568 (analyze_function): Call init_function_info.
7569 (static_execute): Stripped into generate_summary and propagate.
7570 (pass_ipa_reference): Made into ipa_opt_pass.
7572 2008-08-21 Richard Guenther <rguenther@suse.de>
7574 PR tree-optimization/37181
7575 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7577 (extract_range_from_unary_expr): Likewise.
7579 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7581 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7583 * toplev.h (pedwarn_at): Likewise.
7584 * builtins.c: Update all calls to pedwarn.
7585 * c-lex.c: Likewise.
7586 * toplev.c: Likewise.
7587 * c-tree.h: Likewise.
7588 * c-decl.c: Likewise.
7589 * c-errors.c: Likewise.
7590 * c-typeck.c: Likewise.
7591 * c-common.c: Likewise.
7592 * c-parser.c: Likewise.
7594 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7597 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7598 with MODE_VECTOR_INT mode.
7600 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7603 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7604 initialized outside the current module.
7605 (warn_uninitialized_var): Ignore left-hand side when walking the
7606 trees. Ignore address expressions. Examine VUSE operands in gimple
7607 statements with a variable declaration on the right-hand side.
7609 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7612 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7614 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7617 * c-common.c (conversion_warning): Do not warn if applying bit-and
7618 operator to unsigned constant that fits in the target type.
7620 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7623 * c-common.c (conversion_warning): Do not warn for artificial
7626 2008-08-20 Richard Guenther <rguenther@suse.de>
7628 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7629 (extract_range_from_binary_expr): Fall back to constant propagation.
7630 (extract_range_from_unary_expr): Likewise.
7632 2008-08-20 Richard Guenther <rguenther@suse.de>
7634 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7635 with TREE_THIS_VOLATILE on shared nodes.
7636 (fold_stmt_r): Likewise.
7638 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7641 * c-parser.c (c_parser_attributes): For keywords use canonical
7642 spelling for attr_name.
7644 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7646 * value-prof.c (check_counter): Revert wrong call to error.
7648 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7650 * profile.c: Update calls to inform.
7651 * value-prof.c: Update calls to inform.
7653 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7655 * diagnostic.c (inform): Add an explicit location_t parameter.
7656 * toplev.h (inform): Update declaration.
7657 * builtins.c: Update all calls to inform.
7658 * c-common.c: Likewise.
7659 * c-decl.c: Likewise.
7660 * c-opts.c: Likewise.
7661 * c-pch.c: Likewise.
7662 * c-pragma.c: Likewise.
7663 * c-typeck.c: Likewise.
7664 * coverage.c: Likewise.
7666 * toplev.c: Likewise.
7667 * tree-cfg.c: Likewise.
7668 * tree-ssa.c: Likewise.
7670 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7673 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7674 V2DI mode, for SSE4.1, use movq instead of vector set if the
7675 second element is zero and inter-unit moves are OK.
7677 2008-08-20 Richard Guenther <rguenther@suse.de>
7679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7680 properly handle conversion/copy chains after tuplification.
7682 2008-08-20 Richard Guenther <rguenther@suse.de>
7684 * passes.c (init_optimization_passes): Move the second
7685 forwprop pass before alias computation. Remove the second
7686 DCE pass. Remove the first dominator and phi copy/const
7689 2008-08-20 Nick Clifton <nickc@redhat.com>
7691 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7692 support of this feature. Do not assume that a sufficiently new
7693 assembler will support the feature regardless of the target type.
7694 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7695 * configure: Regenerate.
7697 2008-08-20 Richard Guenther <rguenther@suse.de>
7699 * tree-vrp.c (found_in_subgraph): Remove.
7700 (live): New global static.
7701 (live_on_edge): New function.
7702 (blocks_visited): Remove.
7703 (register_edge_assert_for_2): Use live_on_edge.
7704 (find_conditional_asserts): Remove code dealing with
7705 found_in_subgraph. Do not walk the CFG.
7706 (find_switch_asserts): Likewise.
7707 (find_assert_locations_1): Renamed from find_assert_locations.
7708 Move finding assert locations for conditional and switch
7709 statements first. Update live bitmap. Do not walk the CFG.
7710 (find_assert_locations): New function.
7711 (insert_range_assertions): Remove entry of CFG walk.
7712 Adjust call to find_assert_locations.
7713 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7714 that only can appear because of fake exit edges but assert we
7715 never try to insert on those.
7716 (fini_pre): Do not remove fake exit edges here...
7717 (execute_pre): ...but here, before committing edge inserts.
7719 2008-08-19 Richard Guenther <rguenther@suse.de>
7721 * passes.c (init_optimization_passes): Exchange store-ccp
7724 2008-08-19 Rafael Espíndola <espindola@google.com>
7726 * varasm.c (weak_decls): Move earlier in the file.
7727 (assemble_external): Add weak decls to the weak_decls list.
7728 (declare_weak): Don't add decls to the weak_decls list.
7730 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7733 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7734 before (sse2_shufpd_<mode>).
7736 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7739 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7740 * tree.c (block_nonartificial_location): Likewise.
7742 2008-08-19 Richard Guenther <rguenther@suse.de>
7744 PR tree-optimization/35972
7745 PR tree-optimization/23094
7746 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7748 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7749 handle MISALIGNED_INDIRECT_REF.
7750 (get_ref_from_reference_ops): New helper.
7751 (vn_reference_lookup_pieces): Walk the use-def chain using the
7752 alias-oracle if requested.
7753 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7754 walking the use-def chain.
7755 (compute_avail): But not here.
7756 (create_component_ref_by_pieces_1): Properly handle
7757 MISALIGNED_INDIRECT_REF.
7758 (do_regular_insertion): Handle fully redundant
7759 expressions after PHI-translation also for SSA_NAME values, not
7760 only constants. Correctly use edoubleprime for that.
7762 2008-08-19 Ira Rosen <irar@il.ibm.com>
7764 * tree-vectorizer.c (supportable_widening_operation): Support
7765 multi-step conversion, return the number of steps in such conversion
7766 and the required intermediate types.
7767 (supportable_narrowing_operation): Likewise.
7768 * tree-vectorizer.h (vect_pow2): New function.
7769 (supportable_widening_operation): Change argument types.
7770 (supportable_narrowing_operation): Likewise.
7771 (vectorizable_type_promotion): Add an argument.
7772 (vectorizable_type_demotion): Likewise.
7773 * tree-vect-analyze.c (vect_analyze_operations): Call
7774 vectorizable_type_promotion and vectorizable_type_demotion with
7775 additional argument.
7776 (vect_get_and_check_slp_defs): Detect patterns.
7777 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7779 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7780 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7781 factor according to the smallest type in the loop.
7782 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7783 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7784 supportable_widening_operation with correct arguments.
7785 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7786 operands lists according to the number of vector statements in left
7787 or right node, if exists.
7788 (vect_gen_widened_results_half): Remove unused argument.
7789 (vectorizable_conversion): Call supportable_widening_operation,
7790 supportable_narrowing_operation, and vect_gen_widened_results_half
7791 with correct arguments.
7792 (vectorizable_assignment): Change documentation, support multiple
7794 (vectorizable_operation): Likewise.
7795 (vect_get_loop_based_defs): New function.
7796 (vect_create_vectorized_demotion_stmts): Likewise.
7797 (vectorizable_type_demotion): Support loop-aware SLP and general
7798 multi-step conversion. Call vect_get_loop_based_defs and
7799 vect_create_vectorized_demotion_stmts for transformation.
7800 (vect_create_vectorized_promotion_stmts): New function.
7801 (vectorizable_type_promotion): Support loop-aware SLP and general
7802 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7804 (vectorizable_store): Change documentation, support multiple
7806 (vectorizable_load): Likewise.
7807 (vect_transform_stmt): Pass SLP_NODE to
7808 vectorizable_type_promotion and vectorizable_type_demotion.
7809 (vect_schedule_slp_instance): Move here the calculation of number
7810 of vectorized statements for each node from...
7811 (vect_schedule_slp): ... here.
7812 (vect_transform_loop): Call vect_schedule_slp without the last
7815 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7818 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7819 to == in assert statement.
7820 (vectorizable_reduction): Fix typo.
7822 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7825 * value-prof.c (check_counter): Dereference pointer to overall
7826 count when printing it.
7828 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7830 * profile.h: Really add it.
7832 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7834 * mcf.c: Really add it.
7836 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7837 Vinodha Ramasamy <vinodha@google.com>
7839 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7841 * value-prof.c (check_counter): Fix the counter if
7842 flag_profile_correction is true.
7843 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7844 tree_mod_subtract_transform):
7845 Follow check_counter parameter change.
7846 * common.opt (fprofile-correction): New option.
7848 * profile.h: Likewise.
7849 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7850 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7851 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7853 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7854 flag_profile_correction is set.
7856 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7858 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7860 2008-08-18 Tomas Bily <tbily@suse.cz>
7862 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7863 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7865 * tree-data-ref.c (split_constant_offset_1): Likewise.
7866 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7867 * tree-sra.c (sra_walk_expr): Likewise.
7868 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7869 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7870 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7871 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7873 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7874 * tree-vect-transform.c (vectorizable_type_demotion)
7875 (vectorizable_type_promotion): Likewise.
7876 * tree-inline.c (expand_call_inline):
7877 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7878 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7879 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7880 * expr.c (expand_expr_real_1): Likewise.
7881 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7882 (gimple_assign_unary_useless_conversion_p): Likewise.
7883 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7884 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7885 * fold-const.c (fold_unary): Likewise.
7886 * tree.h (CONVERT_EXPR_P): Likewise.
7887 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7888 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7890 (register_edge_assert_for_2, extract_range_from_unary_expr)
7891 (register_edge_assert_for_1): Likewise.
7893 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7895 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7896 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7897 (enum real_value_const): Delete.
7898 (get_real_const): Delete.
7899 * real.c (get_real_const): Delete.
7900 (dconst_e_ptr): Define.
7901 (dconst_third_ptr): Define.
7902 (dconst_sqrt2_ptr): Define.
7903 * builtins.c: Update all callers.
7905 2008-08-18 Richard Guenther <rguenther@suse.de>
7907 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7908 statement iterator after statement removal.
7910 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7912 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7913 (detect_processor_freebsd): Likewise.
7914 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7916 2008-08-18 Richard Guenther <rguenther@suse.de>
7918 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7919 and loads have the correct types.
7921 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7924 * c-opts.c (cpp_opts): Remove static.
7925 * c-parser.c (cpp_opts): Declare it extern.
7926 (disable_extension_diagnostics): Handle cpp options.
7927 (enable_extension_diagnostics): Likewise.
7929 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7931 * diagnostics.c (permerror_at): Rename as permerror.
7932 (permerror): Delete.
7933 * toplev.h: Likewise.
7935 2008-08-18 Richard Guenther <rguenther@suse.de>
7937 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7938 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7939 Move call_cdce before build_alias. Move copyrename2,
7940 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7941 right after final inlining.
7942 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7943 (pass_build_cfg): But instead via TODO_dump_func.
7945 2008-08-18 Richard Guenther <rguenther@suse.de>
7947 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7949 (scalarize_init): If we failed to generate some initializers
7950 do not generate zeros for not instantiated members. Instead
7951 rely on the copy out.
7952 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7953 about missing flow-sensitive alias info only if we have
7956 2008-08-17 Nick Clifton <nickc@redhat.com>
7958 * doc/extend.texi (Function Attributes): Fix typo in description
7959 if hot function attribute.
7961 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7962 Richard Sandiford <rdsandiford@googlemail.com>
7964 * doc/install.texi (--with-mips-plt): Document.
7965 * doc/invoke.texi (-mplt, -mno-plt): Document.
7966 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7967 and handle ${with_mips_plt}.
7968 * config/mips/mips.opt (mplt): New option.
7969 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7970 (TARGET_ABICALLS_PIC2): Likewise.
7971 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7972 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7973 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7974 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7975 to decide whether to output ".option picX" directives.
7976 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7977 Pass -call_nonpic rather than -KPIC for -mplt.
7978 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7979 on the command line. Also remove it when -mabi=64 is used without
7981 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7982 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7983 TARGET_ABICALLS_PIC0.
7984 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7986 (mips16_build_function_stub): Only output ".option pic" directives
7987 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7988 (mips16_build_call_stub): Fix comment and remove redundant
7989 ".set at"/"set .noat" directives.
7990 (mips_function_rodata_section): Use the default behaviour for
7991 TARGET_ABSOLUTE_ABICALLS.
7992 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7993 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7994 (mips_restore_gp): Do nothing if the current function doesn't use
7996 (mips_expand_prologue): Only save $gp if the current function uses it.
7997 Use a normal move for TARGET_ABICALLS_PIC0.
7998 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8000 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8002 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8003 of function when handling GLOBAL_POINTER_REGNUM.
8005 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8008 * common.opt (-fstack-check): Do not declare the variable here.
8009 (-fstack-check=): New option variant.
8010 * doc/invoke.texi (Code Gen Options): Document it.
8011 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8012 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8013 (STACK_CHECK_STATIC_BUILTIN): New macro.
8014 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8015 * opts.c: Include expr.h.
8016 (common_handle_option) <OPT_fold_stack_check_>: New case.
8017 <OPT_fstack_check>: Likewise.
8018 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8019 consistently in the test for variable-sized types. Adjust for
8020 new behaviour of flag_stack_check.
8021 * explow.c: Include except.h.
8022 (allocate_dynamic_stack_space): Do not take into account
8023 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8024 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8025 for variable-sized parameters. Treat all parameters whose size is
8026 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8027 stack checking is enabled.
8028 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8029 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8030 if generic stack checking is enabled.
8031 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8032 * reload1.c (reload): Likewise.
8033 * stmt.c (expand_decl): Assert that all automatic variables have
8034 fixed size at this point and remove dead code.
8035 * flags.h (stack_check_type): New enumeration type.
8036 (flag_stack_check): Declare.
8037 * toplev.c (flag_stack_check): New global variable.
8038 * Makefile.in (opts.o): Add dependency on EXPR_H.
8039 (explow.o): Add dependency on except.h.
8041 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8043 * config/avr/avr.c (avr_override_options): Reduce value of
8044 PARAM_INLINE_CALL_COST.
8046 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8048 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8049 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8050 lieu of TYPE_MODE (type) throughout.
8052 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8054 * config/arm/arm.c (add_minipool_backward_ref): Check for
8055 8-byte-aligned entries in second case of forcing insertion after a
8056 particular entry. Change third case to avoid inserting
8057 non-8-byte-aligned entries before 8-byte-aligned ones.
8059 2008-08-15 Richard Guenther <rguenther@suse.de>
8061 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8062 strip components for unknown size accesses.
8064 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8066 * config/s390/2097.md New file.
8067 * config/s390/s390.md ("z10prop" attribute): Define none,
8068 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8069 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8070 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8071 possible values and apply them to insns as appropriate.
8072 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8073 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8074 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8075 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8076 ("bfp" mode attribute): Removed. Every occurence replaced
8078 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8079 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8082 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8085 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8088 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8090 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8091 additional argument. Support reduction when duplication is needed due
8092 to data-types of different sizes in the loop.
8093 (get_initial_def_for_induction): Fix printout.
8094 (vect_get_vec_def_for_stmt_copy): Support case where the
8095 vec_stmt_for_operand is a phi node.
8096 (vectorizable_reduction): Support reduction when duplication is needed
8097 due to data-types of different sizes in the loop.
8098 (vectorizable_call): Remove restriction to not vectorize in case we
8099 have data-types of different sizes in the loop.
8100 (vectorizable_conversion): Likewise.
8101 (vectorizable_operation): Likewise.
8102 (vectorizable_type_demotion): Likewise.
8103 (vectorizable_type_promotion): Likewise.
8104 (vectorizable_induction): Add restriction to not vectorize in case
8105 we have data-types of different sizes in the loop.
8107 2008-08-14 Christophe Saout <christophe@saout.de>
8108 Uros Bizjak <ubizjak@gmail.com>
8111 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8112 (*vec_concatv2di_rex64_sse4_1): Ditto.
8113 (*vec_concatv2di_rex64_sse): Ditto.
8115 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8118 * fold-const.c (fold_widened_comparison): Do not allow
8119 sign changes that change the result even if shorter type
8120 is wider than arg1_unw's type.
8122 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8124 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8125 Skip if the multilib testing specifies -march that does not
8126 agree with the one specified in the testcase.
8128 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8130 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8131 zero extend SImode values being converted to TFmode before passing
8134 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8136 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8137 __PPU__ when targeting the Cell/B.E. PPU processor.
8139 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8141 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8142 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8143 Rematerialize the static chain, if any.
8144 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8147 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8149 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8150 (new_loc_descr): Likewise.
8151 (add_loc_descr): Likewise.
8152 (size_of_loc_descr): Likewise.
8153 (size_of_locs): Likewise.
8154 (output_loc_operands): Likewise.
8155 (output_loc_sequence): Likewise.
8156 (new_reg_loc_descr): New.
8157 (build_cfa_loc): Use it.
8158 (build_cfa_aligned_loc): Likewise.
8159 (one_reg_loc_descriptor): Likewise.
8160 (based_loc_descr): Likewise.
8162 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8165 * doc/invoke.texi (Wmain): Update.
8166 * c-decl.c (start_decl): warn_main is only 0 or 1.
8167 (start_function): Likewise. Fix formatting.
8168 (finish_function): Delete redundant warning.
8169 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8170 * c-opts (c_common_handle_option): -Wall only has effect if
8171 warn_main is uninitialized. OPT_Wmain is automatically
8172 handled. -pedantic also enables Wmain.
8173 (c_common_post_options): Handle all logic for Wmain here.
8174 * c-common.c (warn_main): Delete.
8175 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8176 * c-common.h (warn_main): Delete.
8178 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8181 * expr.c (emit_group_store): Allocate stack temp with the
8182 largest alignment when copying from register to stack.
8184 2008-08-13 Richard Guenther <rguenther@suse.de>
8186 * tree.h (maybe_fold_offset_to_address): Declare.
8187 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8188 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8189 Likewise for POINTER_PLUS_EXPR.
8190 (maybe_fold_offset_to_reference): Enable disabled code.
8191 (maybe_fold_offset_to_address): New function.
8192 (fold_stmt_r): Use it.
8193 (fold_gimple_assign): Likewise.
8194 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8195 (gimplify_expr): Likewise.
8197 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8199 * toplev.h (pedwarn_at): Fix declaration.
8201 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8203 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8204 LINK_SPEC): Use %R in -Y P argument.
8206 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8209 * diagnostic.c (pedwarn_at): New.
8210 * toplev.h (pedwarn_at): Declare.
8211 * c-tree.h (build_enumerator): Update declaration.
8212 * c-decl.c (finish_enum): Update comment.
8213 (build_enumerator): Take a location parameter. Give a pedwarn but do
8214 not perform any conversion.
8215 * c-parser.c (c_parser_enum_specifier): Set correct location for
8218 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8221 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8222 expressions except for conversions to signed:1 bitfields. Handle
8223 COND_EXPR with constant operands.
8225 2008-08-13 Richard Guenther <rguenther@suse.de>
8227 PR tree-optimization/15255
8228 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8229 (struct oecount_s): New struct and VEC types.
8231 (oecount_hash): New function.
8232 (oecount_eq): Likewise.
8233 (oecount_cmp): Likewise.
8234 (zero_one_operation): New function.
8235 (build_and_add_sum): Likewise.
8236 (undistribute_ops_list): Perform un-distribution of multiplication
8237 and division on the chain of summands.
8238 (should_break_up_subtract): Also break up subtracts for factors.
8239 (reassociate_bb): Delete dead visited statements.
8240 Call undistribute_ops_list. Re-sort and optimize if it did something.
8241 * passes.c (init_optimization_passes): Move DSE before
8243 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8246 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8248 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8250 * doc/invoke.texi: Revert unintended checkin.
8252 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8255 * gcc.c (include_spec_function): Tweak call to find_a_file.
8257 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8260 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8261 and TRUTH_ORIF_EXPR.
8262 * dojump.c (do_jump): Likewise.
8264 PR tree-optimization/37084
8265 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8266 if id->regimplify, don't assume stmt is a cast assignment.
8268 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8270 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8272 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8275 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8278 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8280 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8281 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8283 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8284 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8285 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8286 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8287 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8289 * doc/tm.texi (Storage Layout): Remove documentation for
8290 TARGET_FLOAT_FORMAT.
8292 * simplify-rtx.c (simplify_binary_operation_1): Replace
8293 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8295 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8297 * real.h (struct real_format): New member has_sign_dependent_rounding.
8298 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8299 spu_single_format, ieee_double_format, mips_double_format,
8300 motorola_double_format, ieee_extended_motorola_format,
8301 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8302 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8303 mips_extended_format, ieee_quad_format, mips_quad_format,
8304 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8305 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8307 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8308 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8309 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8310 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8311 (ROUND_TOWARDS_ZERO): Likewise.
8313 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8314 (FLOAT_MODE_FORMAT): New macro.
8315 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8316 (MODE_COMPOSITE_P): ... this new macro.
8317 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8318 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8319 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8321 * flags.h: Include "real.h".
8323 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8324 REAL_MODE_FORMAT_COMPOSITE_P.
8325 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8327 * doc/tm.texi (Storage Layout): Remove documentation of
8328 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8329 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8330 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8331 they only apply to libgcc2.a.
8333 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8335 * config/spu/float_disf.c: New file.
8336 * config/spu/float_unsdisf.c: New file.
8337 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8338 (LIB2FUNCS_EXCLUDE): Define.
8340 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8341 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8343 * real.h (struct real_format): New member round_towards_zero.
8344 * real.c (round_for_format): Respect fmt->round_towards_zero.
8345 (ieee_single_format, mips_single_format, motorola_single_format,
8346 spu_single_format, ieee_double_format, mips_double_format,
8347 motorola_double_format, ieee_extended_motorola_format,
8348 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8349 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8350 mips_extended_format, ieee_quad_format, mips_quad_format,
8351 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8352 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8354 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8355 real_format to choose rounding mode when calling MPFR functions.
8356 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8357 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8359 * real.h (real_to_decimal_for_mode): Add prototype.
8360 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8361 Respect target rounding mode when generating decimal representation.
8362 (real_to_decimal): New stub for backwards compatibility.
8363 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8364 real_to_decimal_for_mode instead of real_to_decimal.
8366 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8368 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8369 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8371 * real.c (spu_single_format): New variable.
8372 * real.h (spu_single_format): Declare.
8374 * config/spu/spu.c (spu_override_options): Install SFmode format.
8375 (spu_split_immediate): Use integer mode to operate on pieces of
8376 floating-point values in all cases.
8378 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8379 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8380 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8382 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8384 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8386 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8388 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8390 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8393 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8394 on the VAR_DECL instead of TYPE_READONLY on its type.
8396 2008-08-12 Ira Rosen <irar@il.ibm.com>
8398 * tree-vectorizer.c: Depend on langhooks.h.
8399 (supportable_widening_operation): Add two arguments. Support double
8401 (supportable_narrowing_operation): Likewise.
8402 * tree-vectorizer.h (supportable_widening_operation): Add two
8404 (supportable_narrowing_operation): Likewise.
8405 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8406 supportable_widening_operation with correct arguments.
8407 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8408 (vectorizable_type_demotion): Support double type conversions.
8409 (vectorizable_type_promotion): Likewise.
8410 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8412 2008-08-11 Michael Matz <matz@suse.de>
8414 * i386/i386.c (override_options): Move initialisation from
8415 flag_schedule_insns_after_reload to here from ...
8416 (optimization_options): ... here.
8418 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8420 PR rtl-optimization/36998
8421 * dwarf2out.c (compute_barrier_args_size_1,
8422 compute_barrier_args_size): Temporarily remove assertions.
8424 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8427 * tree-ssa.c (struct walk_data): Add new flag
8428 warn_possibly_uninitialized.
8429 (warn_uninitialized_var): Use it.
8430 (warn_uninitialized_vars): New.
8431 (execute_early_warn_uninitialized): Call it.
8432 (execute_late_warn_uninitialized): Likewise.
8434 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8437 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8440 2008-08-09 Jan Hubicka <jh@suse.cz>
8443 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8445 (expand_fix): Be prepared for expansion to fail.
8446 (expand_sfix_optab): Remove instructions if expansion failed.
8448 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8450 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8452 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8453 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8455 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8457 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8458 mips/t-libgcc-mips16 to tmake_file.
8459 * config/mips/mips-protos.h (mips_call_type): New enum.
8460 (mips_pic_base_register, mips_got_load): Declare.
8461 (mips_restore_gp): Take an rtx argument.
8462 (mips_use_pic_fn_addr_reg_p): Declare.
8463 (mips_expand_call): Replace the sibcall_p argument with
8464 a mips_call_type argument. Add a lazy_p parameter.
8465 (mips_split_call): Declare.
8466 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8467 (MIPS16_PIC_TEMP): Likewise.
8468 (reg_class): Delete M16_NA_REGS.
8469 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8470 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8471 (mips_split_hi_p): Declare.
8472 * config/mips/mips.c (mips_split_hi_p): New array.
8473 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8474 (mips_got_symbol_type_p): New function.
8475 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8476 (mips16_stub_function_p): New function.
8477 (mips16_local_function_p): Likewise.
8478 (mips_use_pic_fn_addr_reg_p): Likewise.
8479 (mips_cannot_force_const_mem): Return false for HIGHs.
8480 Extend CONST_INT and symbolic handling to MIPS16, using
8481 mips_symbol_insns to check that the base symbol type is a
8482 legitimate constant. Reject GOT-based constants if
8483 TARGET_MIPS16_PCREL_LOADS.
8484 (mips_const_insns): Check targetm.cannot_force_const_mem when
8485 decomposing a symbolic base and a large offset.
8486 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8487 When calling a function that needs $25 from MIPS16 code,
8488 move the target address into $25 separately and add a USE
8490 (mips16_gp_pseudo_reg): Insert the initializer immediately
8491 before the first real insn.
8492 (mips_pic_base_register, mips_got_load): New functions.
8493 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8494 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8495 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8496 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8497 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8498 also passing NULL_RTX rather than const0_rtx as the aux argument.
8499 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8500 instead of TARGET_EXPLICIT_RELOCS.
8501 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8502 (mips_load_call_address): Replace the sibcall_p argument with
8503 a mips_call_type argument. Use mips_got_load.
8504 (mips16_local_alias): New structure.
8505 (mips16_local_aliases): New variable.
8506 (mips16_local_aliases_hash): New function.
8507 (mips16_local_aliases_eq): Likewise.
8508 (mips16_local_alias): Likewise.
8509 (mips16_stub_function): Likewise.
8510 (mips16_build_function_stub): Create a local alias for the target
8511 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8512 .cpload directive and an R_MIPS_NONE relocation for the target
8513 function, then load the alias rather than the function itself.
8514 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8515 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8516 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8517 (mips16_build_call_stub): Replace the FN parameter with an
8518 FN_PTR parameter. Force the address into a register if it
8519 isn't a call_insn_operand; don't rely on the caller to do this.
8520 If a call to a locally-defined and locally-binding MIPS16
8521 function must be made indirectly, redirect the call to the
8522 function's local alias. Use mips16_stub_function_p,
8523 mips16_stub_function, mips_expand_call and use_reg.
8524 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8525 Use explicit %hi and %lo accesses where possible.
8526 Use MIPS_CALL to generate the correct code form of a
8527 jal instruction. Add clobbers of $18 instead of uses.
8528 Update the call to mips_emit_call_insn.
8529 (mips_expand_call): Replace the SIBCALL_P argument with a
8530 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8531 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8532 allowing it to modify the call address. Update the calls to
8533 mips_load_call_address and mips_emit_call_insn.
8534 (mips_split_call): New function.
8535 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8536 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8537 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8538 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8539 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8541 (mips_cprestore_slot): New function.
8542 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8543 and use mips_cprestore_slot.
8544 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8546 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8547 then use a copygp_mips16 instruction to set up $28.
8548 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8549 (mips16_lay_out_constants): Call split_all_insns_noflow.
8550 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8551 false if TARGET_MIPS16.
8552 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8553 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8554 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8555 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8556 MIPS16 code. Allow MIPS16 o32 PIC.
8557 (mips_override_options): Allow MIPS16 o32 PIC.
8558 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8559 after reload if TARGET_USE_GOT.
8560 (UNSPEC_COPYGP): New constant.
8561 (length): Use a default length of 8 for MIPS16 GOT loads.
8562 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8563 (*got_page<mode>): Check mips_split_hi_p.
8564 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8565 (unspec_got<mode>, unspec_call<mode>): New expanders.
8566 (load_got<mode>, load_call<mode>): Remove the length attributes.
8567 Use a got attribute instead of a type attribute.
8568 (copygp_mips16): New insn.
8569 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8570 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8571 (sibcall, sibcall_value, call, call_value): Update the calls
8572 to mips_expand_call.
8573 (call_internal, call_value_internal): Use mips_split_call.
8574 (call_value_multiple_internal): Likewise.
8575 (call_split): Move after call_internal (the insn it is split from).
8576 (call_internal_direct, call_value_internal_direct): Turn into
8577 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8578 (call_direct_split, call_value_direct_split): New patterns.
8579 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8580 and use M16_REGS instead of M16_NA_REGS.
8581 * config/mips/predicates.md (const_call_insn_operand): Replace
8582 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8583 mips_use_pic_fn_addr_reg_p check.
8584 (move_operand): Reject HIGHs if mips_split_hi_p.
8585 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8586 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8587 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8588 * config/mips/libgcc-mips16.ver: New file.
8589 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8590 $(srcdir)/config/mips/libgcc-mips16.ver.
8592 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8594 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8596 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8597 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8598 (mips16_cfun_returns_in_fpr_p): Likewise.
8600 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8602 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8603 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8604 rather than 4 to PC.
8606 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8608 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8609 (FUNCTION_PROFILER): Save the static chain pointer into $2
8610 beforehand and restore it aftewards.
8611 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8612 address directly into $25 and call the function through $25;
8613 do not clobber $3. Pad the DImode version to cover the space
8614 left by the deleted $25 <- $3 move.
8615 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8616 the removal of the $25 <- $3 move.
8617 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8618 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8620 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8621 Daniel Jacobowitz <dan@codesourcery.com>
8623 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8624 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8625 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8626 * config/mips/mips.c (mips_start_function_definition): New function.
8627 (mips_end_function_definition): Likewise.
8628 (mips_output_function_prologue): Use mips_start_function_definition.
8629 (mips_output_function_epilogue): Use mips_end_function_definition.
8630 (build_mips16_function_stub): Use mips_start_function_definition
8631 and mips_end_function_definition.
8632 (build_mips16_call_stub): Likewise.
8634 2008-08-09 Richard Guenther <rguenther@suse.de>
8636 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8637 * gimple.h (gimple_call_fn): Adjust comment.
8638 (gimple_call_set_fndecl): New function.
8639 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8640 longer having bare FUNCTION_DECL operand.
8641 (gimple_call_return_type): Likewise.
8642 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8644 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8645 (gimple_mod_pow2): Likewise.
8646 (gimple_mod_subtract): Likewise.
8647 (gimple_ic): Likewise.
8648 (gimple_stringop_fixed_value): Likewise.
8649 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8650 longer having bare FUNCTION_DECL operand.
8651 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8652 * omp-low.c (optimize_omp_library_calls): Likewise.
8653 * cgraphunit.c (update_call_expr): Likewise.
8654 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8655 (execute_convert_to_rsqrt): Likewise.
8656 * cfgexpand.c (gimple_to_tree): Simplify.
8657 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8658 bare FUNCTION_DECL operand.
8659 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8660 (convert_gimple_call): Use gimple_call_fndecl.
8661 * c-common.c (c_warn_unused_result): Likewise.
8663 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8666 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8667 (c_finish_return): Likewise.
8668 (c_start_case): Likewise.
8669 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8670 * c-parser.c (c_parser_condition): New. Call
8671 verify_sequence_points.
8672 (c_parser_paren_condition): Call c_parser_condition.
8673 (c_parser_for_statement): Call c_parser_condition.
8675 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8678 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8679 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8680 Moved from diagnostic.h
8681 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8683 (emit_diagnostic): New.
8684 (warning0, pedwarn0): Delete.
8685 (warning, warning_at, pedwarn, permerror): Return bool.
8686 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8687 Moved to diagnostic.c.
8688 (struct diagnostic_context): Use correct type for
8689 classify_diagnostic.
8690 (diagnostic_report_diagnostic): Update declaration.
8691 (emit_diagnostic): Declare.
8692 * errors.c (warning): Return bool.
8693 * errors.h (warning): Update declaration.
8694 * toplev.h (warning0, pedwarn0): Delete.
8695 (warning, warning_at, pedwarn, permerror): Return bool.
8696 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8697 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8698 inform. Update all calls.
8699 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8700 before giving informative note.
8701 (implicit_decl_warning): Likewise.
8702 * c-typeck.c (build_function_call): Likewise.
8703 * tree-sssa.c (warn_uninit): Likewise.
8704 * builtins.c (gimplify_va_arg_expr): Likewise.
8706 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8709 * doc/invoke.texi (-Wextra): Move warning from here...
8710 (-Wuninitialized): ... to here.
8712 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8715 * flags.h (set_Wunused): Delete
8716 * toplev.c (process_options): Handle Wunused flags here.
8717 * opts.c (maybe_warn_unused_parameter): Delete.
8718 (common_handle_option): Replace set_Wunused by warn_unused.
8719 (set_Wextra): Do not handle Wunused-parameter here.
8720 (set_Wunused): Delete.
8721 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8723 * common.opt (Wunused): Add Var and Init.
8724 (Wunused-function): Likewise.
8725 (Wunused-label): Likewise.
8726 (Wunused-parameter): Likewise.
8727 (Wunused-value): Likewise.
8728 (Wunused-variable): Likewise.
8730 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8732 * doc/invoke.texi: Add cpu_type power7.
8733 * config.in (HAVE_AS_VSX): New.
8734 * config.gcc: Add cpu_type power7.
8735 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8737 * configure: Regenerate.
8738 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8740 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8741 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8742 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8744 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8746 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8747 type to vectorize.builtin_conversion.
8748 (vectorizable_conversion): Likewise.
8749 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8750 integral type as input.
8751 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8753 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8754 and ALTIVEC_BUILTIN_VCTSXS.
8755 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8758 2008-08-08 Richard Guenther <rguenther@suse.de>
8760 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8761 (surely_varying_stmt_p): Calls are varying only if they are
8762 non-builtin and not indirect or have no result.
8763 (ccp_fold): Re-instantiate code before the tuples merge.
8765 2008-08-08 Richard Guenther <rguenther@suse.de>
8767 PR tree-optimization/37056
8768 * gimple.h (gimple_assign_rhs_class): New helper function.
8769 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8770 unary operations properly.
8772 2008-08-07 Jan Hubicka <jh@suse.cz>
8774 * i386.h (ix86_size_cost): Declare.
8775 (ix86_cur_cost): New function macro.
8776 * i386.md (peepholes expanding size and splitters): Predicate by
8777 optimize_insn_for_speed_p.
8778 (peepholes reduce size and splitters): Predicate by
8779 optimize_insn_for_size_p.
8780 * i386.c (ix86_size_cost): Rename from ...
8781 (size_cost): This one.
8782 (override_options): Update.
8783 (decide_alg): Likewise.
8784 (ix86_expand_clear): Use RTL profile.
8785 (ix86_pad_returns): Use RTL profile.
8787 2008-08-07 Jan Hubicka <jh@suse.cz>
8789 * recog.c (split_all_insns): Set RTL profile
8790 (peephole2_optimize): Likewise.
8791 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8792 * combine.c (combine_instructions): Likewise.
8794 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8796 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8798 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8800 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8801 value in a6 after the set_frame_ptr insn.
8803 2008-08-07 Richard Henderson <rth@redhat.com>
8806 * gcc.c (cpp_options): Pass along -g*.
8808 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8810 * config/arm/arm.c (output_move_neon): Update comment describing
8811 big-endian vector layout.
8812 (arm_assemble_integer): Do not handle big-endian NEON vectors
8814 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8815 neon_vget_lane<mode>_sext_internal,
8816 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8817 element indices for big-endian.
8819 2008-08-07 Richard Henderson <rth@redhat.com>
8821 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8822 * configure, config.in: Rebuild.
8823 * debug.h (dwarf2out_do_cfi_asm): Declare.
8824 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8825 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8826 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8827 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8829 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8831 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8832 movv2si_internal): Combine into mov<mode>_internal.
8833 (movv2si_internal_2): Remove.
8835 2008-08-07 Jan Hubicka <jh@suse.cz>
8838 * i386.md (single stringop patterns): Enable unconditionally.
8840 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8843 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8845 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8846 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8848 * config/i386/sse.md (sse2_movq128): New.
8850 * doc/extend.texi: Document __builtin_ia32_movq128.
8852 2008-08-07 Richard Guenther <rguenther@suse.de>
8855 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8856 pointers can access anything.
8858 2008-08-06 Jan Hubicka <jh@suse.cz>
8860 * optabs.c (emit_unop_insn): Break out to ...
8861 (maybe_emit_unop_insn): ... this one.
8862 (expand_sfix_optab): Use maybe variant.
8863 * optabs.h (maybe_emit_unop_insn): Declare.
8865 * i386.md (mov0 patterns): Enable by default.
8866 (FP conversion expanders): Disable expansion of code expanding
8867 sequences when instruction should be optimized for size.
8868 (single strinop patterns): Enable when optimizing for size.
8869 (string expanders): Disable expanding of code expanding sequences
8870 when optimizning instruction for size.
8871 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8873 (ix86_fp_comparison_sahf_cost): Likewise.
8874 (ix86_expand_branch): Likewise.
8875 (ix86_expand_ashl_const): Likewise.
8876 (ix86_split_ashl): Likewise.
8877 (ix86_expand_strlen): Likewise.
8878 (ix86_emit_fp_unordered_jump): Likewie.
8880 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8882 * c-common.c: Fix typo.
8883 (c_common_reswords): Activate more C++ keyword warnings.
8885 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8887 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8890 * diagnostic.c (permerror_at): New.
8891 * toplev.h (permerror_at): Declare.
8893 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8894 Ira Rosen <irar@il.ibm.com>
8896 * tree-vect-transform.c (vect_model_simple_cost): Return
8897 immediately if stmt is pure SLP.
8898 (vect_model_store_cost): Ditto.
8899 (vect_model_load_cost): Ditto.
8900 (vectorizable_store): Remove PURE_SLP check before call
8901 to vect_model_store_cost.
8902 (vect_model_store_cost): When checking whether stmt describe
8903 strided access, add a check that it is not slp_node.
8905 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8908 * c-common.c (warn_for_sign_compare): New. Handle separately the
8909 case that 'constant' is zero.
8910 * c-typeck.c (build_binary_op): Move code to c-common.c
8912 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8914 * config/alpha/alpha.c (alpha_preferred_reload_class,
8915 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8916 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8917 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8918 * config/arm/arm.md: Likewise.
8919 * config/avr/avr-protos.h (preferred_reload_class,
8920 test_hard_reg_class, avr_simplify_comparison_p,
8921 out_shift_with_cnt, class_max_nregs): Likewise.
8922 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8923 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8924 preferred_reload_class, test_hard_reg_class): Likewise.
8925 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8926 bfin_memory_move_cost, bfin_secondary_reload,
8927 bfin_output_mi_thunk): Likewise.
8928 * config/crx/crx.c (crx_secondary_reload_class,
8929 crx_memory_move_cost): Likewise.
8930 * config/frv/frv-protos.h (frv_secondary_reload_class,
8931 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8932 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8933 frv_secondary_reload_class, frv_class_likely_spilled_p,
8934 frv_class_max_nregs): Likewise.
8935 * config/h8300/h8300.c (h8300_classify_operand,
8936 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8938 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8939 * config/ia64/ia64.c (ia64_preferred_reload_class,
8940 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8941 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8942 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8944 * config/m68hc11/m68hc11.c (preferred_reload_class,
8945 m68hc11_memory_move_cost): Likewise.
8946 * config/mcore/mcore.c (mcore_secondary_reload_class,
8947 mcore_reload_class): Likewise.
8948 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8949 mips_class_max_nregs, mips_cannot_change_mode_class,
8950 mips_preferred_reload_class, mips_secondary_reload_class,
8951 mips_output_mi_thunk): Likewise.
8952 * config/mmix/mmix.c (mmix_preferred_reload_class,
8953 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8955 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8957 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8958 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8959 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8960 * config/rs6000/rs6000.c (paired_expand_vector_init,
8961 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8962 compare_section_name, rs6000_memory_move_cost): Likewise.
8963 * config/s390/s390.c (s390_emit_compare_and_swap,
8964 s390_preferred_reload_class, s390_secondary_reload,
8965 legitimize_pic_address, legitimize_tls_address,
8966 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8967 s390_class_max_nregs): Likewise.
8968 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8969 * config/s390/s390.md: Likewise.
8970 * config/score/score-protos.h (score_secondary_reload_class,
8971 score_preferred_reload_class): Likewise.
8972 * config/score/score.c (score_preferred_reload_class,
8973 score_secondary_reload_class): Likewise.
8974 * config/score/score3.c (score3_output_mi_thunk,
8975 score3_preferred_reload_class, score3_secondary_reload_class,
8976 score3_hard_regno_mode_ok): Likewise.
8977 * config/score/score3.h (score3_preferred_reload_class,
8978 score3_secondary_reload_class): Likewise.
8979 * config/score/score7.c (score7_output_mi_thunk,
8980 score7_preferred_reload_class, score7_secondary_reload_class,
8981 score7_hard_regno_mode_ok): Likewise.
8982 * config/score/score7.h (score7_preferred_reload_class,
8983 score7_secondary_reload_class): Likewise.
8984 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8985 output_branchy_insn, add_constant, gen_block_redirect,
8986 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8987 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8988 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8989 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8990 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8991 xstormy16_preferred_reload_class): Likewise.
8992 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8993 xtensa_expand_atomic, override_options,
8994 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8996 * reorg.c (try_merge_delay_insns): Likewise.
8997 * tree.c (merge_dllimport_decl_attributes): Likewise.
8999 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9001 2008-08-06 Michael Matz <matz@suse.de>
9003 * Makefile.in (write_entries_to_file): Quote words.
9004 * gengtype.c: (read_input_line): Skip over leading white-space.
9006 2008-08-06 Marc Gauthier <marc@tensilica.com>
9008 * config.gcc: Match more processor names for Xtensa.
9009 * configure.ac: Likewise.
9010 * doc/install.texi (Specific): Likewise.
9011 * configure: Regenerate.
9013 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9015 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9016 * calls.c (avoid_likely_spilled_reg): Likewise.
9017 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9018 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9019 * config/i386/i386.c (ix86_expand_special_args_builtin,
9020 ix86_secondary_reload): Likewise.
9021 * except.c (struct eh_region, gen_eh_region_catch,
9022 remove_unreachable_regions, duplicate_eh_regions,
9023 assign_filter_values, build_post_landing_pads,
9024 sjlj_find_directly_reachable_regions, remove_eh_handler,
9025 reachable_next_level, foreach_reachable_handler,
9026 can_throw_internal_1, can_throw_external_1,
9027 collect_one_action_chain): Likewise.
9028 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9029 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9030 * function.c (update_temp_slot_address, instantiate_new_reg,
9031 instantiate_virtual_regs_in_rtx,
9032 instantiate_virtual_regs_in_insn): Likewise.
9033 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9034 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9035 gimplify_cleanup_point_expr): Likewise.
9036 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9037 * passes.c (next_pass_1): Likewise.
9038 * print-tree.c (print_node_brief, print_node): Likewise.
9039 * profile.c (branch_prob): Likewise.
9040 * tree-dump.c (dump_register): Likewise.
9041 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9043 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9044 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9045 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9046 copy_arguments_for_versioning, copy_static_chain): Likewise.
9047 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9048 add_new_name_mapping, register_new_name_mapping): Likewise.
9049 * tree-mudflap.c (mf_xform_derefs): Likewise.
9050 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9051 get_init_expr, combine_chains): Likewise.
9052 * tree-pretty-print.c (dump_generic_node): Likewise.
9053 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9054 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9055 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9056 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9058 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9061 * calls.c (expand_call): Use the biggest preferred stack
9064 2008-08-06 Michael Matz <matz@suse.de>
9067 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9068 for reused reload, instead of overwriting them.
9070 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9073 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9074 for incoming stack boundary.
9076 * function.c (assign_parm_find_entry_rtl): Update
9077 parm_stack_boundary.
9079 * function.h (rtl_data): Add parm_stack_boundary.
9081 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9082 parm_stack_boundary for incoming stack boundary.
9084 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9086 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9087 for unrepresentable subregs or treat them as equal to other regs
9088 or subregs with the same register number.
9090 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9093 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9096 2008-08-06 Jan Hubicka <jh@suse.cz>
9098 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9099 frequencies might be hot.
9101 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9103 * reload.c (find_reloads): Force constants into literal pool
9104 also if they are wrapped in a SUBREG.
9106 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9109 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9110 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9111 Don't allow predicated instructions for data speculation.
9112 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9115 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9117 * haifa-sched.c (extend_global): Split to extend_global_data and
9118 extend_region_data. Update all uses.
9119 (extend_all): Rename to extend_block_data.
9121 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9123 * sched-rgn.c (new_ready): Check if instruction can be
9124 speculatively scheduled before attempting speculation.
9125 (debug_rgn_dependencies): Remove wrongful assert.
9127 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9129 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9131 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9133 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9134 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9135 va_size, and type_size.
9137 2008-08-04 Jason Merrill <jason@redhat.com>
9140 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9141 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9143 2008-08-05 Richard Henderson <rth@redhat.com>
9145 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9146 * configure: Rebuild.
9148 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9151 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9152 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9155 2008-08-05 Richard Henderson <rth@redhat.com>
9157 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9158 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9159 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9160 * common.opt (fdwarf2-cfi-asm): New.
9161 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9162 * config.in, configure: Rebuild.
9163 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9164 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9166 (dw2_force_const_mem): Externalize.
9167 * dwarf2asm.h: Update.
9168 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9169 generate a real label.
9170 (output_cfi_directive): New.
9171 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9172 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9173 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9175 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9176 (output_loc_operands_raw, output_loc_sequence_raw): New.
9177 (output_cfa_loc_raw): New.
9179 2008-08-05 Paul Brook <paul@codesourcery.com>
9181 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9182 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9183 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9184 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9185 * config/arm/arm.h (TARGET_VFPD32): Define.
9186 (TARGET_VFP3): Use TARGET_VFPD32.
9187 (fputype): Add FPUTYPE_VFP3D16.
9188 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9189 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9190 * config/arm/arm-cores.def: Add cortex-r4f.
9191 * config/arm/arm-tune.md: Regenerate.
9193 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9195 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9196 Reword some comments throughout the file.
9198 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9199 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9200 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9201 MFC_MIN_DMA_LIST_ELEMENTS.
9202 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9203 MFC_MAX_DMA_LIST_ELEMENTS.
9205 (MFC_START_ENABLE): Remove PPU-only define.
9206 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9207 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9209 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9210 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9211 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9212 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9213 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9214 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9215 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9217 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9218 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9219 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9220 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9222 (spu_read_machine_status): Fix typo.
9224 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9226 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9227 SUBREG of multi-word hard register.
9228 * config/spu/spu.c (valid_subreg): Likewise.
9229 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9231 2008-08-04 Richard Guenther <rguenther@suse.de>
9233 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9234 the candidate with the stripped base if that base is different
9235 from the original base even for offset zero.
9237 2008-08-04 Richard Guenther <rguenther@suse.de>
9240 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9241 check for no_overflow.
9243 2008-08-04 Richard Guenther <rguenther@suse.de>
9245 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9247 2008-08-04 Paul Brook <paul@codesourcery.com>
9249 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9250 (arm_order_regs_for_local_alloc): New function.
9251 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9253 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9255 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9258 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9259 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9260 (ix86_expand_epilogue): Likewise.
9262 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9264 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9267 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9269 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9270 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9271 (*movv2sf_internal_rex64): Ditto.
9273 2008-08-03 Jan Hubicka <jh@suse.cz>
9275 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9276 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9277 * expmed.c (expand_smod_pow2): Likewise.
9279 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9282 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9283 alternative 0 of operand 1.
9284 (*vec_concatv2di_rex64_sse): Ditto.
9285 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9287 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9288 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9289 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9290 (*movv2sf_internal_rex64): Ditto.
9292 2008-08-02 Richard Guenther <rguenther@suse.de>
9295 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9296 (ssedoublesizemode): New mode attribute.
9297 (sse_shufps): Call gen_sse_shufps_v4sf.
9298 (sse_shufps_1): Macroize.
9299 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9300 (sse2_shufpd_1): Macroize.
9301 (vec_extract_odd, vec_extract_even): New expanders.
9302 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9303 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9304 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9305 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9306 (ix86_expand_vector_set): Likewise.
9307 (ix86_expand_reduc_v4sf): Likewise.
9309 2008-08-01 Doug Kwan <dougkwan@google.com>
9311 * matrix-reorg.c: Re-enable all code.
9312 (struct malloc_call_data): Change CALL_STMT to gimple type.
9313 (collect_data_for_malloc_call): Tuplify.
9314 (struct access_site_info): Change STMT to gimple type.
9315 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9316 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9317 (struct free_info): Change STMT to gimple type.
9318 (struct matrix_access_phi_node): Change PHI to gimple type.
9319 (get_inner_of_cast_expr): Remove.
9320 (may_flatten_matrices_1): Tuplify.
9321 (may_flatten_matrices): Ditto.
9322 (mark_min_matrix_escape_level): Ditto.
9323 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9324 (ssa_accessed_in_call_rhs): New
9325 (ssa_accessed_in_assign_rhs): New
9326 (record_access_alloc_site_info): Tuplify.
9327 (add_allocation_site): Ditto.
9328 (analyze_matrix_allocation_site): Ditto.
9329 (analyze_transpose): Ditto.
9330 (get_index_from_offset): Ditto.
9331 (update_type_size): Ditto.
9332 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9333 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9334 (analyze_accesses_for_phi_node): Tuplify.
9335 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9336 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9337 (analyze_matrix_accesses): Tuplify.
9338 (check_var_data): New call-back type for check_var_notmodified_p.
9339 (check_var_notmodified_p): Tuplify and use call-back struct to
9340 return statement found.
9341 (can_calculate_expr_before_stmt): Factor out statement related code
9343 (can_calculate_stmt_before_stmt): New.
9344 (check_allocation_function): Tuplify.
9345 (find_sites_in_func): Ditto.
9346 (record_all_accesses_in_func): Ditto.
9347 (transform_access_sites): Ditto.
9348 (transform_allocation_sites): Ditto.
9349 (matrix_reorg): Re-enable.
9350 (gate_matrix_reorg): Re-enable.
9352 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9354 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9355 for labels for which it hasn't been set yet. If it has been set,
9356 stop walking insns and continue with next worklist item.
9357 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9358 if the only BARRIER is at the very end of a function.
9360 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9362 * cfgexpand.c (expand_stack_alignment): Assert that
9363 stack_realign_drap and drap_rtx must match.
9365 * function.c (instantiate_new_reg): If DRAP is used to realign
9366 stack, replace virtual_incoming_args_rtx with internal arg
9369 2008-08-01 Richard Guenther <rguenther@suse.de>
9371 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9372 loop information only if we initialized it.
9373 (execute_pre): Call fini_pre with in_fre.
9374 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9375 if we do not unroll because we hit max-completely-peeled-insns.
9376 Use our estimation for consistency, do allow shrinking.
9378 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9380 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9381 with MIN_STACK_BOUNDARY.
9382 (ix86_update_stack_boundary): Likewise.
9383 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9386 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9387 (MIN_STACK_BOUNDARY): This.
9389 2008-08-01 Richard Guenther <rguenther@suse.de>
9392 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9394 2008-08-01 Richard Guenther <rguenther@suse.de>
9396 PR tree-optimization/36988
9397 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9398 do not matter if that doesn't change volatile qualification.
9400 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9402 * configure.ac: Do not generate libada-mk. Do not subst
9404 * libada-mk.in: Remove.
9405 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9406 * configure: Regenerate.
9408 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9410 * tree-pass.h: Added comment about not dumping passes with name
9411 starting with star in struct opt_pass.
9412 * passes.c (register_dump_files_1): Don't do dump for a pass with
9413 name starting with star.
9414 * doc/passes.texi (Pass manager): Mention pass names and special
9415 meaning of star prefix to avoid dump.
9417 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9419 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9421 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9422 (ISA_MIPS64R2): New macro.
9423 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9424 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9425 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9426 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9427 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9428 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9429 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9430 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9431 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9432 Move up to keep list alphabetically sorted.
9433 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9434 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9436 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9437 (-march=@var{arch}): Add mips64r2.
9439 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9441 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9443 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9445 * expr.c (expand_assignment): Check for complete type.
9447 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9450 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9452 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9453 for stack alignment.
9455 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9457 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9459 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9460 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9462 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9464 PR rtl-optimization/36419
9465 * dwarf2out.c (barrier_args_size): New variable.
9466 (compute_barrier_args_size, compute_barrier_args_size_1): New
9468 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9469 if not called yet in the current function, use barrier_args_size
9470 array to find the new args_size value.
9471 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9473 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9476 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9479 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9482 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9483 (dwarf2out_stack_adjust): Use it.
9484 (dwarf2out_frame_debug_expr): Likewise.
9486 2008-07-31 Richard Guenther <rguenther@suse.de>
9488 PR tree-optimization/36978
9489 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9490 the generated condition.
9492 2008-07-31 Richard Guenther <rguenther@suse.de>
9494 * passes.c (init_optimization_passes): Always call
9495 pass_early_warn_uninitialized.
9496 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9497 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9498 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9500 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9503 * builtins.c (maybe_emit_free_warning): New function.
9504 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9505 maybe_emit_free_warning for BUILT_IN_FREE.
9508 * dwarf2out.c (get_context_die): New function.
9509 (force_decl_die, force_type_die): Use it.
9510 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9511 returns NULL, force generation of DW_TAG_typedef and put that into
9514 PR preprocessor/36649
9515 * c-pch.c (c_common_read_pch): Save and restore
9516 line_table->trace_includes across PCH restore.
9518 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9521 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9523 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9526 * final.c (call_from_call_insn): Handle COND_EXEC.
9528 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9530 * builtins.c (std_gimplify_va_arg_expr): Replace
9531 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9532 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9534 2008-07-30 Joey Ye <joey.ye@intel.com>
9535 H.J. Lu <hongjiu.lu@intel.com>
9537 * builtins.c (expand_builtin_setjmp_receiver): Replace
9538 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9539 (expand_builtin_apply_args_1): Likewise.
9540 (expand_builtin_longjmp): Need DRAP for stack alignment.
9541 (expand_builtin_apply): Likewise.
9543 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9544 instead of assign_stack_local to allow alignment reduction.
9546 * calls.c (emit_call_1): Need DRAP for stack alignment if
9548 (expand_call): Replace virtual_incoming_args_rtx with
9549 crtl->args.internal_arg_pointer.
9550 * stmt.c (expand_nl_goto_receiver): Likewise.
9552 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9553 alignment and store to stack_alignment_estimated and
9554 max_used_stack_slot_alignment.
9555 (expand_one_var): Likewise.
9556 (expand_stack_alignment): New function.
9557 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9558 and stack_alignment_estimated fields in rtl_data. Call
9559 expand_stack_alignment at end.
9561 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9562 (MAX_STACK_ALIGNMENT): Likewise.
9563 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9564 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9566 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9567 stack alignment when generating virtual registers.
9569 * function.c (assign_stack_local): Renamed to ...
9570 (assign_stack_local_1): This. Add a parameter to indicate
9571 if it is OK to reduce alignment.
9572 (assign_stack_local): Use it.
9573 (instantiate_new_reg): Instantiate virtual incoming args rtx
9574 to vDRAP if stack realignment and DRAP is needed.
9575 (assign_parms): Collect parameter/return type alignment and
9576 contribute to stack_alignment_estimated.
9577 (locate_and_pad_parm): Likewise.
9578 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9579 with crtl->args.internal_arg_pointer.
9581 * function.h (rtl_data): Add new field drap_reg,
9582 max_used_stack_slot_alignment, stack_alignment_estimated,
9583 stack_realign_needed, need_drap, stack_realign_processed and
9584 stack_realign_finalized.
9585 (stack_realign_fp): New macro.
9586 (stack_realign_drap): Likewise.
9588 * global.c (compute_regsets): Frame pointer is needed when
9589 stack is realigned. Can eliminate frame pointer when stack is
9590 realigned and dynamic realigned argument pointer isn't used.
9592 * reload1.c (update_eliminables): Frame pointer is needed
9593 when stack is realigned.
9594 (init_elim_table): Can eliminate frame pointer when stack is
9595 realigned and dynamic realigned argument pointer isn't used.
9597 * rtl.h (assign_stack_local_1): Declare new funtion.
9599 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9600 (TARGET_GET_DRAP_RTX): Likewise.
9601 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9602 TARGET_GET_DRAP_RTX.
9604 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9606 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9607 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9609 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9610 H.J. Lu <hongjiu.lu@intel.com>
9612 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9613 vdrap_reg, stack_realign and drap_reg_saved.
9614 (add_cfi): Don't allow redefining CFA when DRAP is used.
9615 (reg_save): Handle stack alignment.
9616 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9617 alignment. Don't generate DWARF information for (set fp sp)
9619 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9621 (int_loc_descriptor): Move prototype forward. Also define if
9622 DWARF2_UNWIND_INFO is true.
9623 (output_cfa_loc): Handle DW_CFA_expression.
9624 (build_cfa_aligned_loc): New.
9625 (based_loc_descr): Update assert for stack realign. For local
9626 variables, use sp+offset when stack is aligned without drap and
9627 fp+offset when stack is aligned with drap. For arguments, use
9628 cfa+offset when drap is used to align stack.
9630 2008-07-30 Joey Ye <joey.ye@intel.com>
9631 H.J. Lu <hongjiu.lu@intel.com>
9633 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9635 (ix86_gen_andsp): New.
9636 (ix86_user_incoming_stack_boundary): Likewise.
9637 (ix86_default_incoming_stack_boundary): Likewise.
9638 (ix86_incoming_stack_boundary): Likewise.
9639 (ix86_can_eliminate): Likewise.
9640 (find_drap_reg): Likewise.
9641 (ix86_update_stack_boundary): Likewise.
9642 (ix86_get_drap_rtx): Likewise.
9643 (ix86_finalize_stack_realign_flags): Likewise.
9644 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9645 (TARGET_GET_DRAP_RTX): Likewise.
9646 (override_options): Overide option value for new options.
9647 (ix86_function_ok_for_sibcall): Remove check for
9648 force_align_arg_pointer.
9649 (ix86_handle_cconv_attribute): Likewise.
9650 (ix86_function_regparm): Likewise.
9651 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9652 (ix86_va_start): Replace virtual_incoming_args_rtx with
9653 crtl->args.internal_arg_pointer.
9654 (ix86_select_alt_pic_regnum): Check DRAP register.
9655 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9656 (ix86_compute_frame_layout): Compute frame layout wrt stack
9658 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9659 (ix86_expand_prologue): Decide if stack realignment is needed
9660 and generate prologue code accordingly.
9661 (ix86_expand_epilogue): Generate epilogue code wrt stack
9662 realignment is really needed or not.
9664 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9665 (ABI_STACK_BOUNDARY): Likewise.
9666 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9667 (STACK_REALIGN_DEFAULT): Likewise.
9668 (INCOMING_STACK_BOUNDARY): Likewise.
9669 (MAX_STACK_ALIGNMENT): Likewise.
9670 (ix86_incoming_stack_boundary): Likewise.
9671 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9672 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9673 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9674 (machine_function): Remove force_align_arg_pointer.
9676 * config/i386/i386.md (BX_REG): New.
9677 (R13_REG): Likewise.
9679 * config/i386/i386.opt (mforce_drap): New.
9680 (mincoming-stack-boundary): Likewise.
9681 (mstackrealign): Add Init(-1).
9683 * config/i386/i386-protos.h (ix86_can_eliminate): New
9685 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9687 * doc/extend.texi: Update force_align_arg_pointer.
9689 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9692 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9693 (INCOMING_STACK_BOUNDARY): Likewise.
9694 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9695 (TARGET_GET_DRAP_RTX): Likewise.
9697 2008-07-30 Andreas Schwab <schwab@suse.de>
9699 PR rtl-optimization/36929
9700 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9701 add_insn_before and fix argument order.
9702 (replace_inc_dec_mem): Handle NULL rtx.
9704 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9706 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9708 (arm_compute_initial_elimination_offset): Use it.
9709 (arm_compute_save_reg_mask): Include static chain save slot when
9710 calculating alignment.
9711 (arm_get_frame_offsets): Ditto.
9712 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9713 that we can use to decrement the stack when the stack decrement
9714 could be too big for an immediate value in a single insn.
9715 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9717 2008-07-30 Richard Guenther <rguenther@suse.de>
9719 PR tree-optimization/36967
9720 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9721 Release defs of statements we remove.
9723 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9725 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9726 instead of NULL_RTVEC.
9728 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9732 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9735 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9737 * final.c (call_from_call_insn): New.
9738 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9740 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9742 * configure.ac: Substitute ADA_CFLAGS.
9743 * configure: Regenerate.
9744 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9745 * Makefile.in: Remove mention of X_* variables.
9746 * config/pa/x-ada-hpux10: Remove.
9747 * config/pa/x-ada: Remove.
9749 * doc/fragments.texi: Update.
9751 2008-07-30 Olivier Hainque <hainque@adacore.com>
9753 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9754 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9755 __dso_handle explicitly here.
9757 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9760 * c-typeck.c (build_binary_op): Encapsulate code into...
9761 * c-common.c (shorten_binary_op): ...this new function.
9762 (conversion_warning): Use the new function. Handle non-negative
9763 constant in bitwise-and.
9764 * c-common.h (shorten_binary_op): Declare.
9766 2008-07-30 Olivier Hainque <hainque@adacore.com>
9768 * scan.c (make_sstring_space): Add explicit conversions of
9769 allocator's return value.
9770 * fix-header.c (recognized_function): Likewise.
9772 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9774 * doc/cpp.texi: Update to GFDL 1.2.
9775 * doc/gcc.texi: Do not list GPL as Invariant Section.
9776 * doc/gccint.texi: Likewise. Update copyright years.
9777 * doc/install.texi: Update copyright years.
9779 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9782 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9783 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9785 2008-07-29 Jan Hubicka <jh@suse.cz>
9787 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9788 (grokdeclarator): Likewise.
9789 * langhooks.c (lhd_warn_unused_global_decl): Use
9790 DECL_DECLARED_INLINE_P.
9791 * print-tree.c (print_node): Remove DECL_INLINE check.
9793 2008-07-29 Richard Guenther <rguenther@suse.de>
9795 PR tree-optimization/36945
9796 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9797 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9798 Record invariant addresses un-decomposed.
9799 (copy_reference_ops_from_call): Record reference call
9800 arguments properly. Simplify.
9801 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9802 helper split out from ...
9803 (create_component_ref_by_pieces): ... here. Simplify.
9804 Prepare for recursive invocation for call arguments.
9805 (create_expression_by_pieces): Adjust call to
9806 create_component_ref_by_pieces.
9807 (compute_avail): Process operand 2 of reference ops.
9809 2008-07-29 Richard Guenther <rguenther@suse.de>
9811 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9813 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9815 * c-format.c (check_format_types): Revert unwanted checkin.
9817 2008-07-29 Jan Hubicka <jh@suse.cz>
9819 * flags.h (flag_really_no_inline): Remove.
9820 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9821 * toplev.c (flag_really_no_inline): Remove.
9822 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9823 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9824 (cgraph_decide_inlining_incrementally): Likewise.
9825 (compute_inline_parameters): Likewise.
9826 * opts.c (decode_options): Simplify.
9827 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9828 * common.opt (finline): Initialize to 1.
9829 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9831 2008-07-29 Jan Hubicka <jh@suse.cz>
9833 * predict.c (always_optimize_for_size_p): New function.
9834 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9835 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9836 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9838 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9839 * function.c (prepare_function_start): Set default profile.
9840 * function.h (rtl_data): Add maybe_hot_insn_p.
9841 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9842 (construct_exit_block): Likewise.
9843 (tree_expand_cfg): Likewise.
9845 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9846 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9847 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9848 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9851 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9854 * c-decl.c (merge_decls): Merge USED flags.
9856 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9858 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9859 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9860 next_stack, lab_false and lab_over trees.
9862 2008-07-28 Richard Guenther <rguenther@suse.de>
9864 PR tree-optimization/36957
9865 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9866 (useless_type_conversion_p): Remove.
9867 (types_compatible_p): Remove.
9868 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9869 (useless_type_conversion_p): Declare.
9870 (types_compatible_p): Declare.
9871 (gimple_expr_type): Return the base type only if it is
9872 trivially convertible to the subtype.
9874 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9876 * configure.ac: Use the m4_do macro to concatenate the warnings into
9877 one string in ACX_PROG_CC_WARNING_OPTS,
9878 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9879 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9880 * configure: Regenerate.
9882 2008-07-28 Richard Guenther <rguenther@suse.de>
9884 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9885 (insert_fake_stores): Remove.
9886 (realify_fake_stores): Likewise.
9887 (execute_pre): Remove dead code.
9888 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9889 (find_func_aliases): Deal with it here instead.
9890 Re-enable gcc_unreachable call.
9892 2008-07-28 Richard Guenther <rguenther@suse.de>
9894 Merge from gimple-tuples-branch.
9896 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9897 * gimple.def: New file.
9898 * gsstruct.def: Likewise.
9899 * gimple-iterator.c: Likewise.
9900 * gimple-pretty-print.c: Likewise.
9901 * tree-gimple.c: Removed. Merged into ...
9902 * gimple.c: ... here. New file.
9903 * tree-gimple.h: Removed. Merged into ...
9904 * gimple.h: ... here. New file.
9906 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9907 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9908 --enable-checking=gimple flag.
9909 * config.in: Likewise.
9910 * configure: Regenerated.
9912 * tree-ssa-operands.h: Tuplified.
9913 * tree-vrp.c: Likewise.
9914 * tree-loop-linear.c: Likewise.
9915 * tree-into-ssa.c: Likewise.
9916 * tree-ssa-loop-im.c: Likewise.
9917 * tree-dump.c: Likewise.
9918 * tree-complex.c: Likewise.
9919 * cgraphbuild.c: Likewise.
9920 * tree-ssa-threadupdate.c: Likewise.
9921 * tree-ssa-loop-niter.c: Likewise.
9922 * tree-pretty-print.c: Likewise.
9923 * tracer.c: Likewise.
9924 * gengtype.c: Likewise.
9925 * tree-loop-distribution.c: Likewise.
9926 * tree-ssa-loop-unswitch.c: Likewise.
9927 * cgraph.c: Likewise.
9928 * cgraph.h: Likewise.
9929 * tree-ssa-loop-manip.c: Likewise.
9930 * value-prof.c: Likewise.
9931 * tree-ssa-loop-ch.c: Likewise.
9932 * tree-tailcall.c: Likewise.
9933 * value-prof.h: Likewise.
9936 * tree-pass.h: Likewise.
9937 * ipa-cp.c: Likewise.
9938 * tree-scalar-evolution.c: Likewise.
9939 * tree-scalar-evolution.h: Likewise.
9940 * target.h: Likewise.
9941 * lambda-mat.c: Likewise.
9942 * tree-phinodes.c: Likewise.
9943 * diagnostic.h: Likewise.
9944 * builtins.c: Likewise.
9945 * tree-ssa-alias-warnings.c: Likewise.
9946 * cfghooks.c: Likewise.
9947 * fold-const.c: Likewise.
9948 * cfghooks.h: Likewise.
9949 * omp-low.c: Likewise.
9950 * tree-ssa-dse.c: Likewise.
9951 * ipa-reference.c: Likewise.
9952 * tree-ssa-uncprop.c: Likewise.
9953 * toplev.c: Likewise.
9954 * tree-gimple.c: Likewise.
9955 * tree-gimple.h: Likewise.
9956 * tree-chrec.c: Likewise.
9957 * tree-chrec.h: Likewise.
9958 * tree-ssa-sccvn.c: Likewise.
9959 * tree-ssa-sccvn.h: Likewise.
9960 * cgraphunit.c: Likewise.
9961 * tree-ssa-copyrename.c: Likewise.
9962 * tree-ssa-ccp.c: Likewise.
9963 * tree-ssa-loop-ivopts.c: Likewise.
9964 * tree-nomudflap.c: Likewise.
9965 * tree-call-cdce.c: Likewise.
9966 * ipa-pure-const.c: Likewise.
9967 * c-format.c: Likewise.
9968 * tree-stdarg.c: Likewise.
9969 * tree-ssa-math-opts.c: Likewise.
9970 * tree-ssa-dom.c: Likewise.
9971 * tree-nrv.c: Likewise.
9972 * tree-ssa-propagate.c: Likewise.
9973 * ipa-utils.c: Likewise.
9974 * tree-ssa-propagate.h: Likewise.
9975 * tree-ssa-alias.c: Likewise.
9976 * gimple-low.c: Likewise.
9977 * tree-ssa-sink.c: Likewise.
9978 * ipa-inline.c: Likewise.
9979 * c-semantics.c: Likewise.
9980 * dwarf2out.c: Likewise.
9982 * tree-ssa-loop-ivcanon.c: Likewise.
9983 * predict.c: Likewise.
9984 * tree-ssa-loop.c: Likewise.
9985 * tree-parloops.c: Likewise.
9986 * tree-ssa-address.c: Likewise.
9987 * tree-ssa-ifcombine.c: Likewise.
9988 * matrix-reorg.c: Likewise.
9989 * c-decl.c: Likewise.
9990 * tree-eh.c: Likewise.
9991 * c-pretty-print.c: Likewise.
9992 * lambda-trans.c: Likewise.
9993 * function.c: Likewise.
9994 * langhooks.c: Likewise.
9995 * ebitmap.h: Likewise.
9996 * tree-vectorizer.c: Likewise.
9997 * function.h: Likewise.
9998 * langhooks.h: Likewise.
9999 * tree-vectorizer.h: Likewise.
10000 * ipa-type-escape.c: Likewise.
10001 * ipa-type-escape.h: Likewise.
10002 * domwalk.c: Likewise.
10003 * tree-if-conv.c: Likewise.
10004 * profile.c: Likewise.
10005 * domwalk.h: Likewise.
10006 * tree-data-ref.c: Likewise.
10007 * tree-data-ref.h: Likewise.
10008 * tree-flow-inline.h: Likewise.
10009 * tree-affine.c: Likewise.
10010 * tree-vect-analyze.c: Likewise.
10011 * c-typeck.c: Likewise.
10012 * gimplify.c: Likewise.
10013 * coretypes.h: Likewise.
10014 * tree-ssa-phiopt.c: Likewise.
10015 * calls.c: Likewise.
10016 * tree-ssa-coalesce.c: Likewise.
10017 * tree.def: Likewise.
10018 * tree-dfa.c: Likewise.
10019 * except.c: Likewise.
10020 * except.h: Likewise.
10021 * cfgexpand.c: Likewise.
10022 * tree-cfgcleanup.c: Likewise.
10023 * tree-ssa-pre.c: Likewise.
10024 * tree-ssa-live.c: Likewise.
10025 * tree-sra.c: Likewise.
10026 * tree-ssa-live.h: Likewise.
10027 * tree-predcom.c: Likewise.
10028 * lambda.h: Likewise.
10029 * tree-mudflap.c: Likewise.
10030 * ipa-prop.c: Likewise.
10031 * print-tree.c: Likewise.
10032 * tree-ssa-copy.c: Likewise.
10033 * ipa-prop.h: Likewise.
10034 * tree-ssa-forwprop.c: Likewise.
10035 * ggc-page.c: Likewise.
10036 * c-omp.c: Likewise.
10037 * tree-ssa-dce.c: Likewise.
10038 * tree-vect-patterns.c: Likewise.
10039 * tree-ssa-ter.c: Likewise.
10040 * tree-nested.c: Likewise.
10041 * tree-ssa.c: Likewise.
10042 * lambda-code.c: Likewise.
10043 * tree-ssa-loop-prefetch.c: Likewise.
10044 * tree-inline.c: Likewise.
10045 * tree-inline.h: Likewise.
10046 * tree-iterator.c: Likewise.
10047 * tree-optimize.c: Likewise.
10048 * tree-ssa-phiprop.c: Likewise.
10049 * tree-vect-transform.c: Likewise.
10050 * tree-object-size.c: Likewise.
10051 * tree-outof-ssa.c: Likewise.
10052 * cfgloop.c: Likewise.
10053 * system.h: Likewise.
10054 * tree-profile.c: Likewise.
10055 * cfgloop.h: Likewise.
10056 * c-gimplify.c: Likewise.
10057 * c-common.c: Likewise.
10058 * tree-vect-generic.c: Likewise.
10059 * tree-flow.h: Likewise.
10060 * c-common.h: Likewise.
10061 * basic-block.h: Likewise.
10062 * tree-ssa-structalias.c: Likewise.
10063 * tree-switch-conversion.c: Likewise.
10064 * tree-ssa-structalias.h: Likewise.
10065 * tree-cfg.c: Likewise.
10066 * passes.c: Likewise.
10067 * ipa-struct-reorg.c: Likewise.
10068 * ipa-struct-reorg.h: Likewise.
10069 * tree-ssa-reassoc.c: Likewise.
10070 * cfgrtl.c: Likewise.
10071 * varpool.c: Likewise.
10072 * stmt.c: Likewise.
10073 * tree-ssanames.c: Likewise.
10074 * tree-ssa-threadedge.c: Likewise.
10075 * langhooks-def.h: Likewise.
10076 * tree-ssa-operands.c: Likewise.
10077 * config/alpha/alpha.c: Likewise.
10078 * config/frv/frv.c: Likewise.
10079 * config/s390/s390.c: Likewise.
10080 * config/m32c/m32c.c: Likewise.
10081 * config/m32c/m32c-protos.h: Likewise.
10082 * config/spu/spu.c: Likewise.
10083 * config/sparc/sparc.c: Likewise.
10084 * config/i386/i386.c: Likewise.
10085 * config/sh/sh.c: Likewise.
10086 * config/xtensa/xtensa.c: Likewise.
10087 * config/stormy16/stormy16.c: Likewise.
10088 * config/ia64/ia64.c: Likewise.
10089 * config/rs6000/rs6000.c: Likewise.
10090 * config/pa/pa.c: Likewise.
10091 * config/mips/mips.c: Likewise.
10093 2008-07-28 Simon Baldwin <simonb@google.com>
10095 * c-pragma.c (handle_pragma_message): New function.
10096 (init_pragma): Register handle_pragma_message.
10097 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10100 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10102 PR tree-optimization/35252
10103 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10104 REALPART_EXPR to be considered as same load operation.
10106 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10108 PR tree-optimization/36830
10109 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10110 (expressions_equal_p): Return false if only one operand is null.
10112 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10114 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10115 version requirements.
10117 2008-07-26 Olivier Hainque <hainque@adacore.com>
10119 * collect2.c (symkind): New enum. Symbol kinds we care about.
10120 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10121 code and head comment accordingly.
10122 (scan_prog_file): Use symkind names instead of bare integers.
10124 2008-07-25 Jan Hubicka <jh@suse.cz>
10126 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10128 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10129 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10130 * dojump.c (clear_pending_stack_adjust): Likewise.
10131 * print-tree.c (print_node): Ignore DECL_INLINE.
10132 * tree-inline.c (inlinable_function_p): Likewise.
10134 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10136 * doc/extend.texi (hot attribute): Document that the hot attribute
10137 turns on -O3 for some ports.
10138 (cold attribute): Document that the cold attribute turns on -Os
10141 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10142 reflect function specific option support.
10144 * target.h (struct target_option_hooks): Add fields to say whether
10145 the cold attribute implies -Os and the hot attribute implies -O3.
10147 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10148 By default, do not turn on -Os for cold functions.
10149 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10150 not turn on -O3 for hot functions.
10152 * c-common.c (handle_hot_attribute): Use target hook to determine
10153 if hot functions should enable -O3.
10154 (handle_cold_attribute): Use target hook to determine if cold
10155 functions should enable -Os.
10157 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10158 (override_options): Move disable scheduling to
10159 optimization_options.
10160 (optimization_options): Disable scheduling here, not
10162 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10163 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10165 * config/ia64/ia64.c (ia64_override_options): Move setting
10166 scheduling flags to ia64_optimization_options.
10167 (ia64_optimization_options): Disable scheduling options here, and
10168 not in ia64_override_options.
10169 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10170 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10172 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10175 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10177 2008-07-25 Martin Jambor <mjambor@suse.cz>
10179 PR tree-optimization/36926
10180 * ipa-prop.c (ipa_analyze_call_uses): Call
10181 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10183 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10185 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10186 movv2si_internal): Add mem = reg alternative.
10188 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10191 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10192 DEFAULT_PCC_STRUCT_RETURN to 127.
10194 2008-07-24 Jan Hubicka <jh@suse.cz>
10196 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10197 (build_cgraph_edges): Likewise.
10198 * cgraph.c (cgraph_node): Do not update assembler hash.
10199 (cgraph_remove_node): Drop non-unit-at-a-time code.
10200 * tree-pass.h (pass_O0_always_inline): Remove.
10201 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10202 * toplev.c (process_options): Flag unit-at-a-time does not imply
10203 no section anchors.
10204 * cgraphunit.c: Update comments.
10205 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10206 (cgraph_assemble_pending_functions): Remove.
10207 (cgraph_reset_node): Drop non-unit-at-a-time code.
10208 (cgraph_finalize_function): Likewise.
10209 (cgraph_analyze_function): Likewise.
10210 (cgraph_finalize_compilation_unit): Likewise.
10211 (cgraph_expand_function): Likewise.
10212 (cgraph_optimize): Likesise.
10213 (save_inline_function_body): Likewise.
10214 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10215 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10216 * ipa-inline.c: Update comments.
10217 (enum inlining_mode): remove INLINE_SPEED.
10218 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10219 (cgraph_mark_inline_edge): Likewise.
10220 (try_inline): Likewise.
10221 (cgraph_decide_inlining_incrementally): Likewise.
10222 (cgraph_gate_inlining): Remove.
10223 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10224 (cgraph_gate_early_inlining): Likewise.
10225 (gate_inline_passes): Remove.
10226 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10227 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10228 pass_O0_always_inline): Remove.
10229 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10230 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10231 * opts.c (no_unit_at_a_time_default): Remove.
10232 (decode_options): Remove flag_unit_at_a_time reset and warning.
10233 * opts.h (no_unit_at_a_time_default): Remove.
10234 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10235 early in GNU dialect.
10236 (merge_decls): Update comment; drop unit-at-a-time check.
10237 (finish_decl): Likewise.
10238 (grok_declaration): Remove flag_inline_trees code.
10239 (finish_functions): Return on function returning non-void on all
10241 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10242 * cfgexpand.c (expand_one_static_var): Remove.
10243 (expand_one_var): Remove expand_one_static_var call.
10244 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10245 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10246 and flag_unit_at_a-time compatibility checks.
10247 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10248 * tree-inline.c (flag_inline_trees): Remove.
10249 (inlinable_function_p): Don't check it.
10250 (expand_call_inline): Remove non-unit-at-a-time code.
10251 * tree-inline.h (flag_inline_trees): Remove.
10252 * tree-optimize.c (execute_early_local_optimizations): Remove
10253 unit-at-a-time checks.
10254 (tree_rest_of_compilation): Likewise.
10255 * combine.c (setup_incoming_promotions): Likewise.
10256 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10257 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10258 * passes.c (pass_inline_parameters): Update comments; remove
10259 O0_alwaysinline pass.
10260 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10261 (execute_one_pass): Likewise.
10262 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10263 (ix86_function_sseregparm): Likewise.
10264 * arm.c (arm_function_in_section_p): Likewise.
10265 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10266 * varpool.c: Update comments.
10267 (decide_is_variable_needed): Remove unit-at-a-time checks.
10268 (varpool_finalize_decl): Likewise.
10270 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10272 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10273 to 2 instead of -1.
10274 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10276 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10278 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10279 imp symbol extension.
10281 2008-07-23 Ian Lance Taylor <iant@google.com>
10283 * tree-vrp.c (infer_value_range): Ignore asm statements when
10284 looking for memory accesses for -fdelete-null-pointer-checks.
10286 2008-07-24 Ben Elliston <bje@au.ibm.com>
10288 * config/spu/spu-c.c (__vector_keyword): New variable.
10289 (vector_keyword): Likewise.
10290 (spu_categorize_keyword): New function.
10291 (spu_macro_to_expand): Likewise.
10292 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10293 compiling an ISO C dialect.
10295 2008-07-24 Ben Elliston <bje@au.ibm.com>
10297 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10298 conventional usage.
10300 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10302 * configure: Regenerate.
10303 * configure.ac: Require texinfo 4.7.
10304 * doc/install.texi: Document texinfo 4.7 requirement.
10306 2008-07-23 Martin Jambor <mjambor@suse.cz>
10308 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10309 rather than for DECL_SAVED_TREE.
10310 * ipa-prop.c: Include diagnostic.h.
10311 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10313 (ipa_detect_param_modifications): Function rewritten from scratch.
10314 (ipa_compute_jump_functions): Changed accesses to modification flags.
10315 (ipa_free_node_params_substructures): Update flags destruction.
10316 (ipa_node_duplication_hook): Update flags duplication.
10317 (ipa_print_all_params_modified): Updated flag access.
10318 * ipa-prop.h (struct ipa_param_flags): New structure.
10319 (struct ipa_node_params): New field modification_analysis_done,
10320 modified_flags changed into param_flags.
10321 (ipa_is_ith_param_modified): Changed to use new flags.
10322 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10324 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10325 ipa-cp.c and split into two functions.
10326 (ipa_print_node_jump_functions): New function.
10327 (compute_scalar_jump_functions): New function.
10328 (type_like_member_ptr_p): New function.
10329 (compute_pass_through_member_ptrs): New function.
10330 (fill_member_ptr_cst_jump_function): New function.
10331 (determine_cst_member_ptr): New function.
10332 (compute_cst_member_ptr_arguments): New function.
10333 (ipa_compute_jump_functions): Complete rewrite.
10334 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10335 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10336 (struct ipa_member_ptr_cst): New structure.
10337 (union jump_func_value): New field member_cst.
10338 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10339 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10340 jump function types.
10341 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10342 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10343 instead of ipcp_print_all_jump_functions.
10344 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10345 only for replacable scalars.
10347 * doc/invoke.texi (Optimize options): Add description of
10348 -findirect-inlining.
10349 * common.opt (flag_indirect_inlining): New flag.
10350 * opts.c (decode_options): Set flag_indirect_inlining when
10353 * ipa-inline.c: Include ipa-prop.h.
10354 (inline_indirect_intraprocedural_analysis): New function.
10355 (inline_generate_summary): Allocate parameter and argument info
10356 structures, call inline_indirect_intraprocedural_analysis on each
10357 node when doing indirect inlining and deallocate indirect inlining
10358 data structures in the end.
10359 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10360 (free_all_ipa_structures_after_iinln): New function.
10361 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10363 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10365 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10366 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10367 of computing the frequency separately.
10368 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10369 of computing the frequency separately.
10370 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10371 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10372 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10373 (ipa_get_stmt_member_ptr_load_param): New function.
10374 (ipa_is_ssa_with_stmt_def): New function.
10375 (ipa_note_param_call): New function.
10376 (ipa_analyze_call_uses): New function.
10377 (ipa_analyze_stmt_uses): New function.
10378 (ipa_analyze_params_uses): New function.
10379 (ipa_free_node_params_substructures): Also free the param_calls linked
10381 (ipa_node_duplication_hook): Also duplicate the param_calls
10383 (ipa_print_node_param_flags): New function.
10384 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10385 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10386 * ipa-prop.h (struct ipa_param_flags): New field called.
10387 (struct ipa_param_call_note): New structure.
10388 (struct ipa_node_params): New fields param_calls and
10389 uses_analysis_done.
10390 (ipa_is_ith_param_called): New function.
10391 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10392 ipa_analyze_params_uses and dump parameter flags.
10394 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10395 ipa_propagate_indirect_call_infos if performing indirect inlining,
10396 pass a new parameter new_edges to it.
10397 (add_new_edges_to_heap): New fucntion.
10398 (cgraph_decide_inlining_of_small_functions): New vector
10399 new_indirect_edges for newly found indirect edges , call
10400 ipa_propagate_indirect_call_infos after inlining.
10401 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10402 inlining if performing indirect inlining. Call
10403 free_all_ipa_structures_after_iinln when doing so too.
10404 (inline_generate_summary): Do not call
10405 free_all_ipa_structures_after_iinln here.
10406 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10407 (print_edge_addition_message): New function.
10408 (update_call_notes_after_inlining): New function.
10409 (propagate_info_to_inlined_callees): New function.
10410 (ipa_propagate_indirect_call_infos): New function.
10411 * ipa-prop.h: Include cgraph.h
10412 (struct ipa_param_call_note): Fields reordered, new field processed.
10413 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10414 flag indirect_call.
10415 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10416 rediscovered call statements.
10417 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10418 (dump_cgraph_node): Dump also the indirect_call flag.
10419 (cgraph_clone_edge): Copy also the indirect_call flag.
10420 * tree-inline.c (copy_bb): Do not check for fndecls from call
10421 expressions, check for edge availability when moving clones.
10422 (get_indirect_callee_fndecl): New function.
10423 (expand_call_inline): If callee declaration is not apprent from
10424 the statement, try calling get_indirect_callee_fndecl. Do not
10425 issue warnings or call sorry when not inlinings an indirect edge.
10426 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10428 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10429 bit more frandly to matching.
10430 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10431 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10432 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10434 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10437 * opth-gen.awk: Suppress function specific features when building
10439 * optc-gen.awk: Ditto.
10441 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10444 * diagnostic.c (pedwarn): Add opt parameter.
10446 * c-tree.h (pedwarn_init): Add opt parameter.
10447 (pedwarn_c90): Likewise.
10448 (pedwarn_c99): Likewise.
10449 * c-errors.c (pedwarn_c99): Likewise.
10450 (pedwarn_c90): Likewise.
10451 * toplev.h (pedwarn): Update declaration.
10452 (pedwarn0): Declare.
10453 * c-lex.c: All calls to pedwarn changed.
10454 * builtins.c: All calls to pedwarn changed.
10455 * toplev.c: All calls to pedwarn changed.
10456 * c-decl.c: All calls to pedwarn changed.
10457 * c-typeck.c: All calls to pedwarn changed.
10458 * c-common.c: All calls to pedwarn changed.
10459 * c-parser.c: All calls to pedwarn changed.
10461 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10462 Karthik Kumar <karthikkumar@gmail.com>
10464 * attribs.c (file scope): Include c-common.h.
10465 (decl_attributes): Add support for #pragma GCC optimize and
10466 #pragma GCC option.
10468 * targhooks.c (default_can_inline_p): New function that is the
10469 default for the TARGET_CAN_INLINE_P target hook.
10471 * targhooks.h (default_can_inline_p): Add declaration.
10473 * tree.c (cl_optimization_node): New static tree for building
10474 OPTIMIZATION_NODE tree.
10475 (cl_target_option_node): New static tree for building
10476 TARGET_OPTION_NODE tree.
10477 (cl_option_hash_table): New hash table for hashing
10478 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10479 (cl_option_hash_hash): New function to provide the hash value for
10480 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10481 (cl_option_hash_eq): New function to provide an equality test for
10482 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10483 (tree_code_size): Add support for OPTIMIZATION_NODE and
10484 TARGET_OPTION_NODE trees.
10485 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10486 TARGET_OPTION_NODE trees.
10487 (build_optimization_node): Build a tree that has all of the
10488 current optimization options.
10489 (build_target_option_node): Build a tree that has the target
10490 options that might be changed on a per function basis.
10492 * tree.h (file scope): Include options.h.
10493 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10494 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10495 (TREE_OPTIMIZATION): Ditto.
10496 (TREE_TARGET_SPECIFIC): Ditto.
10497 (struct tree_function_decl): Add fields for remembering the
10498 current optimization options and target specific options.
10499 (struct tree_optimization_option): New tree variant that remembers
10500 the optimization options.
10501 (struct tree_target_option): New tree variant that remembers the
10502 target specific flags that might change for compiling a particular
10504 (union tree_node): Include tree_optimization_option and
10505 tree_target_option fields.
10506 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10507 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10508 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10509 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10510 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10511 optimization and target options.
10512 (optimization_default_node): New macro to refer to global_trees
10514 (optimization_current_node): Ditto.
10515 (optimization_cold_node): Ditto.
10516 (optimization_hot_node): Ditto.
10517 (target_option_default_node): Ditto.
10518 (target_option_current_node): Ditto.
10519 (current_option_pragma): Ditto.
10520 (current_optimize_pragma): Ditto.
10522 * target.h (struct gcc_target): Add valid_option_attribute_p,
10523 target_option_save, target_option_restore, target_option_print,
10524 target_option_pragma_parse, and can_inline_p hooks.
10526 * toplev.h (parse_optimize_options): Add declaration.
10527 (fast_math_flags_struct_set_p): Ditto.
10529 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10530 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10533 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10534 tree_can_inline_p hook to see if one function can inline another.
10535 (cgraph_decide_inlining): Ditto.
10536 (cgraph_decide_inlining_incrementally): Ditto.
10538 * opts.c (decode_options): Add support for running multiple times
10539 to allow functions with different target or optimization options
10540 than was specified on the command line.
10541 (fast_math_flags_struct_set_p): New function that is similar to
10542 fast_math_flags_set_p, except it uses the values in the
10543 cl_optimization structure instead of global variables.
10545 * optc-gen.awk: Add support for TargetSave to allow a back end to
10546 declare new fields that need to be saved when using function
10547 specific options. Include flags.h and target.h in the options.c
10548 source. Add support for Save to indicate which options can be set
10549 for individual functions. Generate cl_optimize_save,
10550 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10551 cl_target_option_restore, cl_target_option_print functions to
10552 allow functions to use different optimization or target options.
10554 * opt-functions.awk (var_type_struct): Return the type used for
10555 storing the field in a structure.
10557 * opth-gen.awk: Add support for TargetSave to allow a back end to
10558 declare new fields that need to be saved when using function
10559 specific options. Add support for Save to indicate which options
10560 can be set for individual functions. Only generate one extern for
10561 Mask fields. Generate cl_optimization and cl_target_option
10562 structures to remember optimization and target options.
10564 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10565 collecting new tree nodes.
10566 (TS_TARGET_OPTION): Ditto.
10568 * c-decl.c (merge_decls): Merge function specific target and
10569 optimization options.
10571 * function.c (invoke_set_current_function_hook): If the function
10572 uses different optimization options, change the global variables
10575 * coretypes.h (struct cl_optimization): Add forward reference.
10576 (struct cl_target_option): Ditto.
10578 * c-pragma.c (option_stack): New static vector to remember the
10579 current #pragma GCC option stack.
10580 (handle_pragma_option): New function to support #pragma GCC option
10581 to change target options.
10582 (optimize_stack): New static vector to remember the current
10583 #pragma GCC optimize stack.
10584 (handle_pragma_optimize): New function to support #pragma GCC
10585 optimize to change optimization options.
10586 (init_pragma): Add support for #pragma GCC optimize and #pragma
10589 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10590 optimization options.
10591 (TARGET_OPTION_NODE): New tree code for remembering certain target
10594 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10595 TARGET_OPTION_NODE trees.
10597 * common.opt (-O): Add Optimization flag.
10599 (-fmath-errno): Ditto.
10600 (-falign-functions): Add UInteger flag to make sure flag gets full
10601 int in cl_optimization structure.
10602 (-falign-jumps): Ditto.
10603 (-falign-labels): Ditto.
10604 (-falign-loops): Ditto.
10605 (-fsched-stalled-insns): Ditto.
10606 (-fsched-stalled-insns-dep): Ditto.
10608 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10610 (TARGET_OPTION_SAVE): Ditto.
10611 (TARGET_OPTION_RESTORE): Ditto.
10612 (TARGET_OPTION_PRINT): Ditto.
10613 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10614 (TARGET_CAN_INLINE_P): Ditto.
10615 (TARGET_INITIALIZER): Add new hooks.
10617 * tree-inline.c (tree_can_inline_p): New function to determine
10618 whether one function can inline another. Check if the functions
10619 use compatible optimization options, and also call the backend
10622 * tree-inline.h (tree_can_inline_p): Add declaration.
10624 * c-common.c (c_common_attribute): Add support for option and
10625 optimize attributes.
10626 (handle_option_attribute): Add support for the option attribute to
10627 allow the user to specify different target options for compiling a
10629 (handle_optimize_attribute): Add support for the optimize
10630 attribute to allow the user to specify different optimization
10631 options for compiling a specific function.
10632 (handle_hot_attribute): Turn on -O3 optimization for this one
10633 function if it isn't the default optimization level.
10634 (handle_cold_attribute): Turn on -Os optimization for this one
10635 function if it insn't the default optimization.
10636 (const_char_p): New const char * typedef.
10637 (optimize_args): New static vector to remember the optimization
10639 (parse_optimize_options): New function to set up the optimization
10640 arguments from either the optimize attribute or #pragma GCC optimize.
10642 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10643 (builtin_define_std): Ditto.
10645 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10646 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10647 (x86_64-*-*): Ditto.
10649 * Makefile.in (TREE_H): Add options.h.
10650 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10652 * doc/extend.texi (option attribute): Document new attribute.
10653 (optimize attribute): Ditto.
10654 (hot attribute): Document hot attribute sets -O3.
10655 (cold attribute): Document cold attribute sets -Os.
10656 (#pragma GCC option): Document new pragma.
10657 (#pragma GCC optimize): Ditto.
10659 * doc/options.texi (TargetSave): Document TargetSave syntax.
10660 (UInteger): Document UInteger must be used for certain flags.
10661 (Save): Document Save option to create target specific options
10662 that can be saved/restored on a function specific context.
10664 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10665 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10667 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10668 (TARGET_OPTION_SAVE): Ditto.
10669 (TARGET_OPTION_RESTORE): Ditto.
10670 (TARGET_OPTION_PRINT): Ditto.
10671 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10672 (TARGET_CAN_INLINE_P): Ditto.
10674 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10676 (-mfpmath=both): Ditto.
10678 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10679 Karthik Kumar <karthikkumar@gmail.com>
10681 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10682 (TARGET_POPCNT): Ditto.
10683 (TARGET_SAHF): Ditto.
10684 (TARGET_AES): Ditto.
10685 (TARGET_PCLMUL): Ditto.
10686 (TARGET_CMPXCHG16B): Ditto.
10687 (TARGET_RECIP): Move switch into target_flags.
10688 (TARGET_FUSED_MADD): Ditto.
10689 (ix86_arch_features): Make an unsigned char type.
10690 (ix86_tune_features): Ditto.
10691 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10692 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10693 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10695 * config/i386/i386.opt (arch): New TargetSave field to define
10696 fields that need to be saved for function specific option support.
10699 (branch_cost): Ditto.
10700 (ix86_isa_flags_explicit): Ditto.
10701 (tune_defaulted): Ditto.
10702 (arch_specified): Ditto.
10703 (-m128-long-double): Add Save flag to save option for target
10704 specific option support.
10706 (-maccumulate-outgoing-args): Ditto.
10707 (-malign-double): Ditto.
10708 (-malign-stringops): Ditto.
10709 (-mfancy-math-387): Ditto.
10710 (-mhard-float): Ditto.
10711 (-mieee-fp): Ditto.
10712 (-minline-all-stringops): Ditto.
10713 (-minline-stringops-dynamically): Ditto.
10714 (-mms-bitfields): Ditto.
10715 (-mno-align-stringops): Ditto.
10716 (-mno-fancy-math-387): Ditto.
10717 (-mno-push-args): Ditto.
10718 (-mno-red-zone): Ditto.
10719 (-mpush-args): Ditto.
10720 (-mred-zone): Ditto.
10722 (-msseregparm): Ditto.
10723 (-mstack-arg-probe): Ditto.
10735 (-mno-sse4): Ditto.
10738 (-mrecip): Move flag into target_flags.
10740 (-mno-fused-madd): Ditto.
10741 (-mfused-madd): Ditto.
10742 (-mabm): Move flag into ix86_isa_flags.
10749 * config/i386/i386-c.c: New file for #pragma support.
10750 (ix86_target_macros_internal): New function to #define or #undef
10751 target macros based when the user uses the #pragma GCC option to
10752 change target options.
10753 (ix86_pragma_option_parse): New function to add #pragma GCC option
10755 (ix86_target_macros): Move defining the target macros here from
10756 TARGET_CPU_CPP_BUILTINS in i386.h.
10757 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10758 defined, initialize any subtarget #pragmas.
10760 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10761 REGISTER_TARGET_PRAGMAS.
10763 * config/i386/t-i386: New file for x86 dependencies.
10764 (i386.o): Make dependencies mirror the include files used.
10765 (i386-c.o): New file, add dependencies.
10767 * config/i386/i386-protos.h (override_options): Add bool argument.
10768 (ix86_valid_option_attribute_tree): Add declaration.
10769 (ix86_target_macros): Ditto.
10770 (ix86_register_macros): Ditto.
10772 * config/i386/i386.c (ix86_tune_features): Move initialization of
10773 the target masks to initial_ix86_tune_features to allow functions
10774 to have different target options. Make type unsigned char,
10775 instead of unsigned int.
10776 (initial_ix86_tune_features): New static vector to hold processor
10777 masks for the tune variables.
10778 (ix86_arch_features): Move initialization of the target masks to
10779 initial_ix86_arch_features to allow functions to have different
10780 target options. Make type unsigned char, instead of unsigned int.
10781 (initial_ix86_arch_features): New static vector to hold processor
10782 masks for the arch variables.
10783 (enum ix86_function_specific_strings): New enum to describe the
10784 string options used for attribute((option(...))).
10785 (ix86_target_string): New function to return a string that
10786 describes the target options.
10787 (ix86_debug_options): New function to print the current options in
10789 (ix86_function_specific_save): New function hook to save the
10790 function specific global variables in the cl_target_option structure.
10791 (ix86_function_specific_restore): New function hook to restore the
10792 function specific variables from the cl_target_option structure to
10793 the global variables.
10794 (ix86_function_specific_print): New function hook to print the
10795 target specific options in the cl_target_option structure.
10796 (ix86_valid_option_attribute_p): New function hook to validate
10797 attribute((option(...))) arguments.
10798 (ix86_valid_option_attribute_tree): New function that is common
10799 code between attribute((option(...))) and #pragma GCC option
10800 support that parses the options and returns a tree holding the options.
10801 (ix86_valid_option_attribute_inner_p): New helper function for
10802 ix86_valid_option_attribute_tree.
10803 (ix86_can_inline_p): New function hook to decide if one function
10804 can inline another on a target specific basis.
10805 (ix86_set_current_function); New function hook to switch target
10806 options if the user used attribute((option(...))) or #pragma GCC
10808 (ix86_tune_defaulted): Move to static file scope from
10810 (ix86_arch_specified): Ditto.
10811 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10813 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10814 (OPTION_MASK_ISA_ABM_SET): Ditto.
10815 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10816 (OPTION_MASK_ISA_CX16_SET): Ditto.
10817 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10818 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10819 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10820 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10821 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10822 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10823 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10824 (struct ptt): Move to static file scope from override_options.
10825 (processor_target_table): Ditto.
10826 (cpu_names): Ditto.
10827 (ix86_handle_option): Add support for options that are now isa options.
10828 (override_options): Add support for declaring functions that
10829 support different target options than were specified on the
10830 command line. Move struct ptt, processor_target_table, cpu_names,
10831 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10832 Add bool argument. Fix up error messages so the appropriate error
10833 is given for either command line or attribute.
10834 (ix86_previous_fndecl): New static to remember previous function
10835 declaration to see if we need to change target options.
10836 (ix86_builtins_isa): New array to record the ISA of each builtin
10838 (def_builtin): Always create the builtin function, even if the
10839 current ISA doesn't support it.
10840 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10841 tests for those builtins.
10842 (ix86_init_builtins): Remove TARGET_MMX test for calling
10843 ix86_init_mmx_sse_builtins.
10844 (ix86_expand_builtin): If the current ISA doesn't support a given
10845 builtin, signal an error.
10846 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10847 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10848 (TARGET_OPTION_SAVE): Ditto.
10849 (TARGET_OPTION_RESTORE): Ditto.
10850 (TARGET_OPTION_PRINT): Ditto.
10851 (TARGET_CAN_INLINE_P): Ditto.
10853 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10855 * c-typeck.c (build_external_ref): Don't call assemble_external.
10856 * final.c (output_operand): Call assemble_external.
10858 2008-07-21 DJ Delorie <dj@redhat.com>
10860 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10861 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10863 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10865 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10866 original insn and splitter contents into ...
10867 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10868 flag_unsafe_math_optimizations. Add dummy scratch register.
10869 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10870 !flag_unsafe_math_optimizations. Returns number with next
10871 highest magnitude if this is still less or equal to the true
10872 quotient in magnitude.
10874 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10876 * Makefile.in: Replace toplev.h with TOPLEV_H.
10877 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10878 * c-lex.c (fe_file_change): Don't set in_system_header.
10879 * c-parser.c (c_token): Remove in_system_header.
10880 (c_lex_one_token): Don't set in_system_header.
10881 (c_parser_set_source_position_from_token): Don't set in_system_header.
10882 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10885 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10886 * flags.h (in_system_header): Remove.
10887 * function.c (saved_in_system_header): Remove.
10888 (push_cfun): Don't set in_system_header.
10889 (pop_cfun): Don't set in_system_header.
10890 (push_struct_function): Don't set in_system_header.
10891 * input.h (expanded_location): Add sysp.
10892 (in_system_header_at): New.
10893 (in_system_header): New.
10894 * toplev.c (in_system_header): Remove.
10895 * toplev.h: Include input.h
10897 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10898 * tree-ssa.c (warn_uninit): Call warning_at.
10899 (warn_uninitialized_var): Update calls to warn_uninit.
10900 (warn_uninitialized_phi): Update calls to warn_uninit.
10901 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10902 (expand_location): Initialize xloc.sysp.
10903 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10904 (tree_decl_with_vis): Remove in_system_header_flag.
10906 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10909 * recog.c (asm_operand_ok): Change the order of the extra
10910 memory constraint checks.
10912 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10915 * tree-switch-conversion.c (build_one_array): Call
10916 varpool_mark_needed_node and varpool_finalize_decl
10917 instead of assemble_variable.
10919 2008-07-19 Jan Hubicka <jh@suse.cz>
10921 * cgraph.c (cgraph_add_new_function): Do early local passes.
10922 * tree-nrv.c (gate_pass_return_slot): New gate.
10923 (pass_nrv): Add the gate.
10924 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10926 (coalesce_ssa_name): Coalesce SSA names.
10927 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10928 not optimizing so unused user vars remains visible.
10929 * common.opt (flag_tree_ter): Always enable by default.
10930 * tree-ssa-ter.c: Include flags.h
10931 (is_replaceable_p): Check that locations match; when aliasing
10932 is missing be conservative about loads.
10933 * tree-optimize.c (gate_init_datastructures): Remove.
10934 (pass_init_datastructures): New.
10935 * passes.c: Reorder passes so we always go into SSA.
10937 2008-07-19 Jan Hubicka <jh@suse.cz>
10939 * doc/extend.texi (flatten attribute): Remove note about
10941 * doc/invoke.texi (--combine): Likewise.
10942 (-finline-functions-called-once): Update levels when enabled.
10943 (-funit-at-a-time): Document new behaviour.
10944 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10945 -fno-section-anchors when disabled explicitly.
10946 (inline params): They are not ignored now.
10947 (precompiled headers): Remove unit-at-a-time as being incompatible.
10948 * opts.c (decode_options): Handle unit-at-a-time as alias;
10949 imply -fno-section-anchors when toplevel reorder is disabled
10951 * common.opt (ftoplevel-reorder): Set default value to 2.
10952 (funit-at-a-time): Set default value to 1.
10953 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10956 2008-07-19 Jan Hubicka <jh@suse.cz>
10958 * builtins.c (expand_builtin_int_roundingfn,
10959 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10962 2008-07-19 Richard Guenther <rguenther@suse.de>
10965 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10966 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10967 * tree-ssa-pre.c (get_expr_value_id): For newly created
10968 constant value-ids make sure to add the expression to its
10971 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10973 PR middle-end/36877
10974 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10975 return value of the builtin is ignored.
10977 2008-07-19 Olivier Hainque <hainque@adacore.com>
10979 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10980 bits, a C conformant malloc implementation has to provide.
10981 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10983 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10987 * reload.c (find_reloads_subreg_address): Only reload address if
10988 reloaded == 0, not for reloaded != 1.
10991 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10992 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10993 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10994 m32c_legitimize_reload_address.
10996 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10997 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10998 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11000 2008-07-19 Olivier Hainque <hainque@adacore.com>
11002 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11003 argument, saying whether nested array are to be collapsed
11004 into a single array type DIE with multiple subscripts.
11005 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11006 issues, centralize the nested array types collapsing control and
11007 disable the transformation for Ada.
11009 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11012 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11014 (x86_64_shift_adj_2): New expander.
11015 (x86_64_shift_adj_3): Ditto.
11016 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11017 to split TImode operands.
11018 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11019 (ix86_split_lshr): Ditto.
11021 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11023 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11024 and __CHAR32_TYPE__.
11025 * c-typeck.c (digest_init): Support char16_t and char32_t.
11026 (set_nonincremental_init_from_string): Idem.
11028 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11030 PR middle-end/36859
11031 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11032 PREFERRED_STACK_BOUNDARY.
11033 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11035 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11037 PR middle-end/36858
11038 * function.c (locate_and_pad_parm): Cap boundary earlier.
11040 2008-07-17 Julian Brown <julian@codesourcery.com>
11042 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11043 no-op for targets which don't use DLLs.
11045 2008-07-17 Martin Jambor <mjambor@suse.cz>
11047 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11048 that nodes are relevant by examining the node->analyzed flag.
11049 (ipcp_init_stage): Check which nodes are relevant, assert that the
11050 relevant ones are also required.
11051 (ipcp_propagate_stage): Check on the side arrays are properly
11053 (ipcp_print_all_jump_functions): Make sure not to touch any node
11054 that is not analyzed or an edge that does not have a corresponding
11055 entry in the on-the-side vectors.
11056 (ipcp_function_scale_print): Likewise.
11057 (ipcp_update_callgraph): Check that the node is relevant.
11058 (ipcp_insert_stage): Check that the node is relevant. Check there is
11059 an info for every node and edge.
11060 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11061 (ipa_print_all_tree_maps): Likewise and a new variable info.
11062 (ipa_print_all_params_modified): Likewise.
11063 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11065 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11068 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11070 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11072 PR rtl-optimization/36753
11073 * fwprop.c (use_killed_between): Don't shortcut
11074 single-definition global registers.
11076 2008-07-16 Jan Hubicka <jh@suse.cz>
11078 * cgraph.h (varpool_empty_needed_queue): Declare.
11079 * cgraphunit.c (output_in_order): Mark all variables as needed;
11081 * varpool.c (varpool_assemble_node): Update debug queue.
11082 (varpool_assemble_pending_decls): Don't do it here.
11083 (varpool_empty_needed_queue): New function.
11085 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11087 * recog.c (peephole2_optimize): Fix formatting.
11089 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11091 * c-pch.c (get_ident): Avoid C++ keywords.
11092 * combine-stack-adj.c (single_set_for_csa): Likewise.
11093 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11094 output_asm_insn): Likewise.
11095 * reload.c (push_secondary_reload, find_reusable_reload,
11096 push_reload, combine_reloads, find_reloads,
11097 debug_reload_to_stream): Likewise.
11098 * reload.h (struct reload): Likewise.
11099 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11100 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11101 emit_output_reload_insns): Likewise.
11102 * targhooks.c (default_secondary_reload): Likewise.
11103 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11105 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11107 * recog.c (validate_change_1, validate_change,
11108 validate_unshare_change, validate_replace_rtx_1, struct
11109 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11111 * reload.c (push_secondary_reload, secondary_reload_class,
11112 scratch_reload_class, find_valid_class, find_reusable_reload,
11113 push_reload, find_dummy_reload, find_reloads_address_1,
11114 find_reloads_address_part, find_equiv_reg): Likewise.
11115 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11116 choose_reload_regs): Likewise.
11117 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11119 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11120 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11121 * sched-rgn.c (concat_INSN_LIST): Likewise.
11122 * stor-layout.c (mode_for_size, mode_for_size_tree,
11123 smallest_mode_for_size): Likewise.
11125 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11127 * cfg.c (dump_reg_info): Avoid C++ keywords.
11128 * dwarf2asm.c (dw2_force_const_mem,
11129 dw2_asm_output_encoded_addr_rtx): Likewise.
11130 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11131 * expmed.c (expand_shift): Likewise.
11132 * global.c (find_reg): Likewise.
11133 * graph.c (draw_edge): Likewise.
11134 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11135 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11136 widen_clz, widen_bswap, expand_parity, expand_unop,
11137 emit_cmp_and_jump_insn_1): Likewise.
11138 * postreload.c (reload_cse_simplify_operands): Likewise.
11139 * ra.h (add_neighbor): Likewise.
11140 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11141 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11142 record_reg_classes, copy_cost, record_address_regs,
11143 invalid_mode_change_p): Likewise.
11144 * regrename.c (regrename_optimize, scan_rtx_reg,
11145 dump_def_use_chain, find_oldest_value_reg,
11146 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11148 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11150 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11151 MASK_POWERPC64 for power4 in previous commit.
11153 2008-07-16 Olivier Hainque <hainque@adacore.com>
11155 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11156 instead of bare conversion to cast const-ness away.
11158 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11160 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11161 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11162 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11163 (TARGET_FUNCTION_VALUE): Define.
11165 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11167 * config/rs6000/rs6000.c (processor_target_table): Add
11168 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11170 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11173 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11174 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11175 m32c_legitimize_reload_address.
11177 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11179 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11180 DECL_IN_SYSTEM_HEADER in sync.
11182 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11184 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11185 * tree-ssa-pre.c (pre_expr_eq): Ditto
11186 (get_constant_for_value_id): Take a type as an argument.
11187 (fully_constant_expression): Pass in type.
11188 (find_or_generate_expression): Short circuit constant case.
11189 (create_expression_by_pieces): Remove special casing of
11191 (do_regular_insertion): Short circuit constant case.
11192 (do_partial_partial_insertion): Ditto.
11194 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11197 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11199 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11201 * config/xtensa/libgcc-xtensa.ver: New file.
11202 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11204 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11206 * df-problems.c (df_set_note): Avoid C++ keywords.
11207 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11208 * dse.c (record_store, remove_useless_values): Likewise.
11209 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11210 gen_reg_rtx_offset, operand_subword, change_address_1,
11211 change_address, adjust_address_1, offset_address,
11212 widen_memory_access, emit_copy_of_insn_after): Likewise.
11213 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11214 * fwprop.c (should_replace_address, propagate_rtx_1,
11215 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11217 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11218 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11219 * lcm.c (compute_insert_delete, pre_edge_lcm,
11220 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11221 * lower-subreg.c (resolve_reg_notes): Likewise.
11222 * mode-switching.c (optimize_mode_switching): Likewise.
11224 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11226 * bt-load.c (add_btr_def, migrate_btr_def,
11227 branch_target_load_optimize): Avoid C++ keywords.
11228 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11230 * combine.c (subst, simplify_set, make_extraction,
11231 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11232 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11233 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11235 2008-07-15 Richard Guenther <rguenther@suse.de>
11237 PR middle-end/36369
11238 * c-common.c (strict_aliasing_warning): Do not warn for
11239 TYPE_REF_CAN_ALIAS_ALL pointers.
11240 (c_common_get_alias_set): may_alias types are not special.
11241 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11242 attribute and set can_ref_all accordingly.
11243 (build_reference_type_for_mode): Likewise.
11244 * doc/extend.texi (may_alias): Clarify.
11246 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11249 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11250 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11252 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11255 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11256 gcc_assert, instead call output_operand_lossage.
11258 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11260 * builtins.c (std_canonical_va_list): Treat structure based
11263 2008-07-15 Ben Elliston <bje@au.ibm.com>
11265 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11267 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11269 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11272 2008-07-14 Jan Hubicka <jh@suse.cz>
11274 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11275 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11276 fix predicates and constraints.
11277 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11278 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11280 2008-07-14 Doug Kwan <dougkwan@google.com>
11282 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11283 additional option file arm/eabi.opt.
11284 * config/arm/eabi.h (File): New configuration file for EABI targets.
11285 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11286 SUBSUBTARGET_EXTRA_SPECS.
11287 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11288 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11289 from STARTFILE_SPEC so that it can be referenced in an override.
11290 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11291 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11292 can be referenced in an override.
11293 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11294 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11295 so that it can be referenced in an override.
11296 (LINK_SPEC): Use BPABI_LINK_SPEC.
11297 * config/arm/eabi.opt (File): New.
11299 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11301 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11302 (FIXED_VALUE_H): New variable.
11303 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11304 input.h, fixed-value.h.
11305 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11306 (BASIC_BLOCK_H): Use $(BITMAP_H).
11307 (FUNCTION_H): Add varray.h.
11308 (IPA_REFERENCE_H): Use $(BITMAP_H).
11309 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11310 (DF_H): Use $(BITMAP_H).
11311 (GGC_H): Add statistics.h.
11312 (INSN_ADDR_H): New.
11313 (INSN_ATTR_H): Use it.
11314 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11316 (SYMTAB_H): Add $(OBSTACK_H).
11317 (CPP_INTERNAL_H): New.
11318 (TREE_DUMP_H): Add tree-pass.h.
11319 (TREE_FLOW_H): Use $(BITMAP_H)
11320 (PRETTY_PRINT_H): Use $(INPUT_H).
11321 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11324 (many object files): Fix lots of header dependencies throughout.
11326 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11328 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11330 (s-gtyp-input): Use them to write tmp-gi.list.
11331 (echo_to_gi.list): Remove.
11333 2008-07-14 Richard Guenther <rguenther@suse.de>
11335 * tree-ssa-sccvn.c (pre_info): Remove.
11336 (switch_to_PRE_table): Likewise.
11337 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11338 (set_hashtable_value_ids): Do not create value-ids for the
11340 (run_scc_vn): Remove double test. Remove bogus special-case
11341 in value-number printing.
11342 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11343 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11345 * tree-flow-inline.h (get_value_handle): Remove.
11346 * tree-flow.h (get_value_handle): Remove.
11348 2008-07-14 Martin Jambor <mjambor@suse.cz>
11350 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11351 in which we generate arithmetics is not a subrange.
11353 2008-07-14 Martin Jambor <mjambor@suse.cz>
11355 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11357 2008-07-14 Richard Guenther <rguenther@suse.de>
11359 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11361 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11364 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11365 reload for symbol refs moved to r0 with -fPIC.
11366 (legitimize_pic_address): Use the target register as temporary
11368 (emit_symbolic_move): Adjust comment.
11369 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11372 2008-07-14 Ben Elliston <bje@au.ibm.com>
11374 * c-common.h (C_CPP_HASHNODE): New macro.
11375 * coretypes.h (struct cpp_token): Forward declare.
11376 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11377 the context-sensitive keyword method.
11378 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11379 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11380 expand_bool_pixel): New.
11381 (altivec_categorize_keyword): New function.
11382 (init_vector_keywords): New function.
11383 (rs6000_macro_to_expand): Likewise.
11384 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11385 compiling an ISO C dialect.
11387 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11389 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11390 (create_expression_by_pieces): Fix typo.
11391 (do_regular_insertion): Use debug counter here too.
11393 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11396 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11397 CONST_OK_FOR_LETTER_P. All port-local users changed.
11398 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11399 implement Kp matching power-of-two.
11400 (CONSTRAINT_LEN): Define to match.
11401 * config/cris/cris.md: Replace all use of constraint K with Kc.
11402 ("*btst*): Use Kp for operand 0 of last alternative.
11404 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11407 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11410 2008-07-13 Jan Hubicka <jh@suse.cz>
11412 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11415 2008-07-13 Richard Guenther <rguenther@suse.de>
11417 PR middle-end/36811
11418 * langhooks.c (lhd_print_error_function): Deal with recursive
11421 2008-07-12 Jan Hubicka <jh@suse.cz>
11423 * cgraph.c (assembler_name_hash): New static var.
11424 (hash_node_by_assembler_name, eq_assembler_name): New.
11425 (cgraph_node_for_asm): Use hashtable.
11426 (cgraph_remove_node): Maintain hashtable.
11427 (change_decl_assembler_name): Sanity check that names are not changing
11428 after aliasing was processed.
11429 * cgraph.h (varpoon_node): Add next GGC marker.
11430 * tree.c (decl_assembler_name_equal): Constify.
11431 (decl_assembler_name_hash): New.
11432 * tree.h (decl_assembler_name_equal): Constify.
11433 (decl_assembler_name_hash): Update.
11435 2008-07-12 David Daney <ddaney@avtrex.com>
11437 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11438 sb1 and r5000 cpus.
11440 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11442 * doc/md.texi: Document the MIPS "v" constraint.
11443 * config/mips/mips.h (reg_class): Revert last change.
11444 (REG_CLASS_NAMES): Likewise.
11445 (REG_CLASS_CONTENTS): Likewise.
11446 * config/mips/mips.c (mips_regno_to_class): Likewise.
11447 * config/mips/constraints.md (v): Likewise, but add documentation.
11448 Add a comment to say that this constraint should not be used in
11451 2008-07-11 DJ Delorie <dj@redhat.com>
11453 * config/h8300/h8300.md (length): Fix branch offset limit.
11455 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11457 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11458 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11459 (avr_hard_regno_scratch_ok): New function.
11460 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11461 * config/avr/avr.md (all peepholes that request a scratch register):
11462 Remove avr_peep2_scratch_safe use.
11464 2008-07-11 Tom Tromey <tromey@redhat.com>
11465 Ian Lance Taylor <iant@google.com>
11467 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11468 (struct c_common_resword): Define.
11469 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11470 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11471 (c_common_reswords, num_c_common_reswords): Declare.
11472 * c-common.c (c_common_reswords): New global const array.
11473 (num_c_common_reswords): New const int.
11474 * c-parser.c (struct resword, reswords): Don't define.
11475 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11476 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11477 than reswords. If warning about C++ keywords, give them a special
11479 (c_lex_one_token): Warn about C++ keywords. Call
11480 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11481 (c_parser_external_declaration): Look for RID_xxx rather than
11482 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11483 (c_parser_statement_after_labels): Likewise.
11484 (c_parser_objc_class_instance_variables): Likewise.
11485 (c_parser_objc_class_declaration): Likewise.
11486 (c_parser_objc_try_catch_statement): Likewise.
11487 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11488 (declspecs_add_type): Likewise.
11490 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11492 * ggc-page.c (alloc_page):
11493 Substituting xmalloc, xcalloc with
11494 XNEWVEC and XCNEWVAR macros which add the
11497 2008-07-11 Richard Guenther <rguenther@suse.de>
11499 PR tree-optimization/36765
11500 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11501 aliases from HEAP vars to SMTs.
11503 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11505 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11506 * configure.ac (loose_warn): Move -Wc++-compat from here...
11507 (strict_warn): ...to here.
11508 * configure: Regenerate.
11510 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11512 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11513 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11514 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11515 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11516 excluding more specific h8300-*-* and sh-*-* targets.
11518 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11520 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11521 (eliminate): Ditto.
11522 (execute_pre): Call loop_optimizer_finalize in early exit.
11524 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11526 PR middle-end/36790
11527 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11528 uids in the bitmap, not just VAR_DECL uids.
11530 PR rtl-optimization/36419
11531 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11532 (combine_stack_adjustments_for_block): Call it if needed. Delete
11534 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11535 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11536 prologue sp adjustment.
11538 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11541 * opts.c (print_ignored_options): Report postponed diagnostics for
11542 unknown -Wno-* options as warnings, not errors.
11543 (postpone_unknown_option_error): Renamed to...
11544 (postpone_unknown_option_warning): ... this.
11546 2008-07-09 Doug Kwan <dougkwan@google.com>
11549 2008-07-08 Doug Kwan <dougkwan@google.com>
11551 * config/arm/arm.opt (mandroid): New option.
11552 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11553 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11555 (CC1PLUS_SPEC): Same.
11557 (STARTFILE_SPEC): Same.
11558 (ENDFILE_SPEC): Same.
11559 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11562 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11565 * config/mips/mips.h (reg_class): Remove V1_REG.
11566 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11567 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11568 instead of V1_REGS.
11569 (mips_get_tp): New function.
11570 (mips_legitimize_tls_address): Use it.
11571 * config/mips/constraints.md (v): Delete.
11572 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11573 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11574 After reload, split into a move and ...
11575 (*tls_get_tp_<mode>_split): ...this new instruction.
11577 2008-07-09 David Daney <ddaney@avtrex.com>
11579 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11581 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11583 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11584 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11586 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11587 htab_delete should be called. Don't free c.
11588 (lookup_tmp_var): Create temp_htab lazily.
11589 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11590 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11592 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11593 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11594 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11595 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11596 * tree-sra.c (generate_element_init): Likewise.
11597 * tree-mudflap.c (execute_mudflap_function_ops,
11598 execute_mudflap_function_decls): Likewise.
11599 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11600 * tree-gimple.h (struct gimplify_ctx): New type.
11601 (push_gimplify_context): Adjust prototype.
11603 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11605 * tree-ssa-pre.c (phi_translate_1): Update placement of
11606 add_to_value calls.
11608 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11610 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11611 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11612 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11613 * targhooks.c (default_hard_regno_scratch_ok): New function.
11614 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11615 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11616 * recog.c: Include "target.h".
11617 (peep2_find_free_register): Add check for global regs. Add target
11619 * Makefile.in (recog.o): Depend on target.h.
11621 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11623 * config/sh/sh.c (sh_canonical_va_list_type): New.
11624 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11626 2008-07-09 Raksit Ashok <raksit@google.com>
11628 * doc/invoke.texi (Option Summary): Mention new option
11629 -Wdisallowed-function-list=...
11630 (Warning Options): Document -Wdisallowed-function-list=...
11631 * common.opt (Wdisallowed-function-list=): New flag.
11632 * flags.h (warn_disallowed_functions): External definition of new
11633 boolean warning flag.
11634 (warn_if_disallowed_function_p): Declare new function.
11635 * opts.c (warning_disallowed_functions): New static variable.
11636 (warn_disallowed_functions): New boolean warning flag.
11637 (warn_if_disallowed_function_p): New function.
11638 (add_comma_separated_to_vector): Rename
11639 add_instrument_functions_exclude_list to this.
11640 (common_handle_option): Handle new option. Rename calls to
11641 add_instrument_functions_exclude_list into calls to
11642 add_comma_separated_to_vector.
11643 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11644 based on flag warn_disallowed_functions.
11646 2008-07-09 Christian Bruel <christian.bruel@st.com>
11648 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11649 instead of get_attr_length.
11651 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11653 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11655 * genemit.c (gen_insn): Likewise.
11656 * gengtype.c (note_def_vec): Likewise.
11657 * gengtype.h (note_def_vec): Likewise.
11658 * genoutput.c (struct data, output_insn_data, process_template,
11659 gen_expand, gen_split, note_constraint): Likewise.
11660 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11661 make_insn_sequence): Likewise.
11662 * gensupport.c (record_insn_name): Likewise.
11664 2008-07-08 Doug Kwan <dougkwan@google.com>
11666 * config/arm/arm.opt (mandroid): New option.
11667 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11668 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11670 (CC1PLUS_SPEC): Same.
11672 (STARTFILE_SPEC): Same.
11673 (ENDFILE_SPEC): Same.
11674 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11677 2008-07-08 Raksit Ashok <raksit@google.com>
11679 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11680 (set_storage_via_setmem): Fix expected_align parameter.
11681 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11682 missing from the list.
11683 * doc/md.texi (movmem): Explicitly state that expected alignment is
11684 to be expressed in bytes.
11685 (setmem): Explicitly state that expected alignment is to be expressed
11688 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11690 * reload.c (find_reloads_subreg_address): Do not require validity
11691 of address in original mode before reloading address.
11693 2008-07-07 Tianwei Sheng <tianweis@google.com>
11695 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11696 bounds array access.
11698 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11700 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11702 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11704 Fix PR tree-optimization/23455
11705 Fix PR tree-optimization/35286
11706 Fix PR tree-optimization/35287
11707 * Makefile.in (OBJS-common): Remove tree-vn.o.
11708 (tree-vn.o): Remove.
11709 * dbgcnt.def: Add treepre_insert debug counter.
11710 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11711 (debug_value_expressions): Ditto.
11712 (print_value_expressions): Ditto.
11713 * tree-pretty-print.c (dump_generic_node): Updated for
11714 VALUE_HANDLE removal.
11715 * tree-ssa-dom.c (record_equality): Ditto.
11716 (cprop_operand): Ditto.
11717 (lookup_avail_expr): Ditto.
11718 * tree-ssa-threadedge.c
11719 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11720 (simplify_control_stmt_condition): Ditto.
11721 * tree.c (tree_code_size): Ditto.
11722 (tree_node_structure): Ditto.
11723 (iterative_hash_expr): Ditto.
11725 * tree.h (VALUE_HANDLE_ID): Ditto.
11726 (VALUE_HANDLE_EXPR_SET): Ditto.
11727 (struct tree_value_handle): Ditto.
11728 (union tree_node): Ditto.
11729 * treestruct.def: Ditto.
11730 * tree-vn.c: Removed.
11731 * tree-ssa-pre.c: Rewritten entirely.
11732 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11733 (constant_value_ids): Ditto.
11734 (vn_nary_op_t): Moved to header.
11736 (vn_reference_op_t): Ditto
11737 (vn_reference_t): Ditto.
11738 (next_value_id): New variable.
11739 (VN_INFO): Add an assert.
11740 (vn_constant_eq): New function.
11741 (vn_constant_hash): Ditto.
11742 (get_or_alloc_constant_value_id): Ditto.
11743 (value_id_constant_p): Ditto.
11744 (vn_reference_compute_hash): De-staticify.
11745 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11746 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11747 (valueize_refs): Update opcode if it changes from ssa name to constant.
11748 (vn_reference_lookup_1): Add new argument.
11749 (vn_reference_lookup): Ditto.
11750 (vn_reference_lookup_pieces): New function.
11751 (vn_reference_insert): Add return type. Modify to deal with value ids.
11752 (vn_reference_insert_pieces): New function.
11753 (vn_nary_op_compute_hash): De-staticify.
11754 (vn_nary_op_eq): Ditto.
11755 (vn_nary_op_lookup_pieces): New function.
11756 (vn_nary_op_lookup): Add new argument.
11757 (vn_nary_op_insert_pieces): New function.
11758 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11759 (vn_phi_insert): Ditto.
11760 (visit_unary_op): Update for callee changes.
11761 (visit_binary_op): Ditto.
11762 (visit_reference_op_load): Ditto.
11763 (visit_reference_op_store): Ditto.
11764 (init_scc_vn): Init next_value_id, constant_to_value_id and
11765 constant_value_ids.
11766 (free_scc_vn): Free them.
11767 (set_hashtable_value_ids): New function.
11768 (run_scc_vn): Use it.
11769 (get_max_value_id): New function.
11770 (get_next_value_id): Ditto.
11771 (expressions_equal_p): Moved from tree-vn.c
11772 (sort_vuses): Ditto.
11773 (sort_vuses_heap): Ditto.
11774 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11776 * tree.c (iterative_hash_hashval_t): Made non-static
11777 * tree.h (iterative_hash_hashval_t): Declare it.
11779 2008-07-08 Martin Jambor <mjambor@suse.cz>
11781 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11782 instead of ipa_create_node_params.
11783 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11784 ipa_check_create_edge_args, free them with
11785 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11787 * ipa-prop.c: Include flags.h and tree-inline.h.
11788 (ipa_node_params_vector): New variable.
11789 (ipa_edge_args_vector): New variable.
11790 (edge_removal_hook_holder): New variable.
11791 (node_removal_hook_holder): New variable.
11792 (edge_duplication_hook_holder): New variable.
11793 (node_duplication_hook_holder): New variable.
11794 (ipa_detect_param_modifications): Check for presence of modified flags.
11795 (ipa_compute_jump_functions): Check for presence of jump functions.
11796 (ipa_free_edge_args_substructures): New function.
11797 (ipa_create_node_params): Removed.
11798 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11799 (ipa_free_node_params_substructures): New function.
11800 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11802 (ipa_edge_removal_hook): New function.
11803 (ipa_node_removal_hook): New function.
11804 (duplicate_array): New function.
11805 (ipa_edge_duplication_hook): New function.
11806 (ipa_node_duplication_hook): New function.
11807 (ipa_register_cgraph_hooks): New function.
11808 (ipa_unregister_cgraph_hooks): New function.
11809 (free_all_ipa_structures_after_ipa_cp): New function.
11811 * ipa-prop.h: Include vec.h.
11812 (ipa_node_params_t): New typedef with vector types for it.
11813 (ipa_edge_args_t): New typedef with vector types for it.
11814 (IPA_NODE_REF): Changed to access an on-the-side vector.
11815 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11816 (ipa_check_create_node_params): New function.
11817 (ipa_check_create_edge_args): New function.
11819 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11822 2008-07-07 Tom Tromey <tromey@redhat.com>
11824 * configure, config.in: Rebuilt.
11825 * configure.ac: Don't check for scandir or alphasort.
11827 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11829 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11830 types immediately after creating them.
11832 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11834 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11836 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11838 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11839 dump_constraint_graph.
11840 (dump_constraint_edge): New function.
11841 (dump_constraint_graph): New function.
11842 (debug_constraint_graph): New function.
11843 (dump_constraint): Removed useless comparison.
11844 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11845 (dump_constraint_graph): Declare.
11846 (debug_constraint_graph): Declare.
11847 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11849 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11851 * config/i386/i386.c (is_va_list_char_pointer): New.
11852 (ix86_va_start): Replace compare with ms_va_list_type_node
11853 by is_va_list_char_pointer.
11854 (ix86_gimplify_va_arg): Likewise.
11856 2008-07-07 Martin Jambor <mjambor@suse.cz>
11858 * cgraph.c (cgraph_edge_max_uid): New variable.
11859 (struct cgraph_edge_hook_list): New type.
11860 (struct cgraph_node_hook_list): New type.
11861 (struct cgraph_2edge_hook_list): New type.
11862 (struct cgraph_2node_hook_list): New type.
11863 (first_cgraph_edge_removal_hook): New variable.
11864 (first_cgraph_node_removal_hook): New variable.
11865 (first_cgraph_edge_duplicated_hook): New variable.
11866 (first_cgraph_node_duplicated_hook): New variable.
11867 (cgraph_add_edge_removal_hook): New function.
11868 (cgraph_remove_edge_removal_hook): New function.
11869 (cgraph_call_edge_removal_hooks): New function.
11870 (cgraph_add_node_removal_hook): New function.
11871 (cgraph_remove_node_removal_hook): New function.
11872 (cgraph_call_node_removal_hooks): New function.
11873 (cgraph_add_edge_duplication_hook): New function.
11874 (cgraph_remove_edge_duplication_hook): New function.
11875 (cgraph_call_edge_duplication_hooks): New function.
11876 (cgraph_add_node_duplication_hook): New function.
11877 (cgraph_remove_node_duplication_hook): New function.
11878 (cgraph_call_node_duplication_hooks): New function.
11879 (cgraph_create_edge): Assign to edge uid.
11880 (cgraph_remove_edge): Call edge removal hooks.
11881 (cgraph_node_remove_callees): Call edge removal hooks.
11882 (cgraph_node_remove_callers): Call edge removal hooks.
11883 (cgraph_remove_node): Call node removal hooks.
11884 (cgraph_clone_edge): Call edge duplication hooks.
11885 (cgraph_clone_node): Call node duplication hooks.
11887 * cgraph.h (cgraph_edge): New field uid.
11888 (cgraph_edge_hook): New type.
11889 (cgraph_node_hook): New type.
11890 (cgraph_2edge_hook): New type.
11891 (cgraph_2node_hook): New type.
11893 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11895 * config.in: Regenerate.
11897 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11899 * gcc.c (print_sysroot): New.
11900 (option_map, display_help, process_command): Handle the
11901 -print-sysroot option.
11902 (main): Print the sysroot if requested.
11903 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11905 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11908 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11910 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11912 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11913 (assign_parm_setup_block_p): Also check mode of entry_parm.
11915 2008-07-07 Richard Guenther <rguenther@suse.de>
11917 * tree-ssa-structalias.h (set_used_smts): Remove.
11918 * tree-ssa-structalias.c (used_smts): Likewise.
11919 (set_used_smts): Likewise.
11920 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11921 call to set_used_smts.
11923 2008-07-07 Richard Guenther <rguenther@suse.de>
11925 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11926 (new_var_info): Set it to false.
11927 (solution_set_add): Correctly handle pointers outside a var and
11929 (type_safe): Treat variables with is_full_var properly.
11930 (do_sd_constraint): Likewise.
11931 (do_ds_constraint): Likewise.
11932 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11933 (get_constraint_for_ptr_offset): New function.
11934 (get_constraint_for_component_ref): For addresses at least include
11935 the last field of the variable. Handle is_full_vars properly.
11936 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11937 (handle_ptr_arith): Remove.
11938 (find_func_aliases): Simplify assignment handling.
11939 (create_function_info_for): For parameter and result varinfos set
11941 (create_variable_info_for): Set is_full_var flag whenever we
11942 just created a single varinfo for a decl.
11943 (init_alias_vars): Initialize use_field_sensitive from
11944 max-fields-for-field-sensitive parameter.
11946 2008-07-07 Richard Guenther <rguenther@suse.de>
11948 PR tree-optimization/36713
11949 * tree-flow-inline.h (is_call_used): New function.
11950 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11951 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11952 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11954 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11956 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11958 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11960 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11962 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11963 Nathan Sidwell <nathan@codesourcery.com>
11965 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11966 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11968 * config/m68k/t-linux: New.
11969 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11972 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11974 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11975 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11978 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11980 * gcc.c (execute): Fix -Wc++-compat warning.
11982 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11985 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11986 constant for little endian.
11988 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11990 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11991 mips_base_mips16 instead of TARGET_MIPS16.
11992 (mips_base_mips16): Declare.
11993 * config/mips/mips.c (mips_base_mips16): Make global.
11994 (was_mips16_p): Remove GTY marker.
11995 (was_mips16_pch_p): New variable.
11996 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11997 (mips_override_options): Force to non-MIPS16 mode initially.
11998 Do not complain about MIPS16 PIC incompatibilities here.
11999 Only allow -mgpopt if -mexplicit-relocs is in force for
12002 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12004 * configure.ac: Check for caddr_t, define to char * if not defined.
12005 * configure: Regenerate.
12006 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12007 (mmap_gt_pch_use_address): Likewise.
12008 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12010 2008-07-06 Richard Guenther <rguenther@suse.de>
12012 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12013 (new_var_info): Deal with it.
12014 (solution_set_add): Likewise.
12015 (bitpos_of_field): Make signed, fix.
12016 (struct fieldoff): Remove type and decl fields. Make size field
12017 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12019 (fieldoff_compare): Deal with it.
12020 (push_fields_onto_fieldstack): Remove has_union argument, glob
12021 adjacent non-pointer fields together.
12022 (create_function_info_for): Do not set has_union.
12023 (create_variable_info_for): Simplify.
12025 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12027 * config.gcc (extra_headers): Add cross-stdarg.h for target
12028 x86_64-*-* and i?86-*-*.
12029 * config/i386/cross-stdarg.h: New.
12030 * builtins.c (std_fn_abi_va_list): New.
12031 (std_canonical_va_list_type): New.
12032 (stabilize_va_list): Replace va_list_type_node use by
12033 mtarget.canonical_va_list_type.
12034 (gimplify_va_arg_expr): Likewise.
12035 (expand_builtin_va_copy): Replace va_list_type_node use by
12036 mtarget.fn_abi_va_list.
12037 * tree-sra.c (is_va_list_type): New helper.
12038 (decl_can_be_decomposed_p): Replace
12039 va_list_type_node use by is_va_list_type.
12040 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12041 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12042 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12043 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12044 (ix86_enum_va_list): New.
12045 * config/i386/i386.c (sysv_va_list_type_node): New.
12046 (ms_va_list_type_node): New.
12047 (ix86_function_type_abi): Remove sorry.
12048 (ix86_build_builtin_va_list_abi): New.
12049 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12050 for 64-bit targets.
12051 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12052 (ix86_init_builtins_va_builtins_abi): New.
12053 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12054 for 64-bit targets.
12055 (ix86_handle_abi_attribute): New.
12056 (attribute_spec): Add sysv_abi and ms_abi.
12057 (ix86_fn_abi_va_list): New.
12058 (ix86_canonical_va_list_type): New.
12059 (ix86_enum_va_list): New.
12060 (TARGET_FN_ABI_VA_LIST): New.
12061 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12062 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12063 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12064 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12065 (TARGET_ENUM_VA_LIST): New.
12066 * expr.h (std_fn_abi_va_list): New.
12067 (std_canonical_va_list_type): New.
12068 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12069 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12070 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12071 TARGET_CANONICAL_VA_LIST_TYPE.
12072 * target.h (struct gcc_target): Add fn_abi_va_list hook
12073 and canonical_va_list_type hook.
12075 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12077 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12078 integral and pointer types.
12080 2008-07-04 Roger Sayle <roger@eyesopen.com>
12082 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12083 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12085 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12088 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12090 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12092 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12093 build_gimple_modify_stmt.
12094 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12095 gimple operand. Use fold_build* instead of build*.
12097 2008-07-04 Richard Guenther <rguenther@suse.de>
12099 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12100 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12101 properly to compute the reachability set if we do field-sensitive PTA.
12102 * invoke.texi (max-fields-for-field-sensitive): Document default.
12103 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12104 100 for optimize >= 2.
12106 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12108 * ggc-zone.c (lookup_page_table_if_allocated,
12109 set_page_table_entry, zone_find_object_size, alloc_small_page,
12110 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12111 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12112 -Wc++-compat and/or -Wcast-qual warnings.
12114 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12117 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12118 pic_offset_table_rtx to be marked as used here.
12119 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12120 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12121 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12122 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12123 !TARGET_SECURE_PLT.
12125 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12127 * alloc-pool.c (hash_descriptor, eq_descriptor,
12128 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12129 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12131 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12132 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12133 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12134 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12137 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12139 * tree-flow.h (loop_only_exit_p): Declare.
12140 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12141 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12142 the number of iterations if it is constant. Otherwise, if this is the
12143 only possible exit of the loop, use the conservative estimate on the
12144 number of iterations of the entire loop if available.
12146 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12148 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12149 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12150 Add synchronization functions.
12151 * config/sync.c: New file.
12152 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12153 (LIBGCC_SYNC_CFLAGS): Likewise.
12155 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12158 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12159 (*pushtf_sse): New insn pattern.
12160 (pushtf splitters): New splitters.
12162 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12164 PR middle-end/35736
12165 * predict.c (build_predict_expr): Use void_type_node for the tree
12166 type, instead of NULL_TREE.
12168 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12170 * config/i386/i386.c (contains_aligned_value_p): Return true
12172 (ix86_data_alignment): Align TCmode to 128bits.
12173 (ix86_local_alignment): Likewise.
12175 2008-07-03 Andrew Haley <aph@redhat.com>
12178 * vec.h (VEC_TA): New.
12179 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12180 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12181 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12182 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12183 (C_COMMON_FIXED_TYPES): Remove first arg.
12184 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12185 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12186 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12187 not to use empty macro arguments.
12189 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12191 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12192 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12193 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12194 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12195 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12196 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12197 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12198 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12199 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12200 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12201 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12202 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12203 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12204 config/rs6000/e500crtres64gpr.asm,
12205 config/rs6000/e500crtres64gprctr.asm,
12206 config/rs6000/e500crtrest32gpr.asm,
12207 config/rs6000/e500crtrest64gpr.asm,
12208 config/rs6000/e500crtresx32gpr.asm,
12209 config/rs6000/e500crtresx64gpr.asm,
12210 config/rs6000/e500crtsav32gpr.asm,
12211 config/rs6000/e500crtsav64gpr.asm,
12212 config/rs6000/e500crtsav64gprctr.asm,
12213 config/rs6000/e500crtsavg32gpr.asm,
12214 config/rs6000/e500crtsavg64gpr.asm,
12215 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12216 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12217 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12218 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12219 config/sparc/sol2-cn.asm: Remove .file directives.
12221 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12223 * resource.c (mark_referenced_resources): Look inside
12224 UNSPEC_VOLATILEs and ASM_INPUTs.
12226 2008-07-02 Ian Lance Taylor <iant@google.com>
12228 * rtlanal.c (add_reg_note): New function.
12229 * rtl.h (add_reg_note): Declare.
12230 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12231 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12232 * builtins.c (expand_builtin_longjmp): Likewise.
12233 (expand_builtin_nonlocal_goto): Likewise.
12234 * calls.c (emit_call_1, expand_call): Likewise.
12235 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12236 * cfglayout.c (fixup_reorder_chain): Likewise.
12237 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12238 (commit_one_edge_insertion): Likewise.
12239 * combine.c (move_deaths, distribute_notes): Likewise.
12240 * df-problems.c (df_set_note): Likewise.
12241 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12242 (set_unique_reg_note): Likewise.
12243 (emit_copy_of_insn_after): Likewise.
12244 * expr.c (expand_expr_real): Likewise.
12245 * gcse.c (add_label_notes): Likewise.
12246 * haifa-sched.c (create_check_block_twin): Likewise.
12247 * jump.c (mark_jump_label_1): Likewise.
12248 * loop-doloop.c (add_test, doloop_modify): Likewise.
12249 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12250 * lower-subreg.c (move_eh_region_note): Likewise.
12251 * optabs.c (emit_libcall_block): Likewise.
12252 * predict.c (predict_insn): Likewise.
12253 (combine_predictions_for_insn): Likewise.
12254 * recog.c (peephole2_optimize): Likewise.
12255 * regmove.c (try_auto_increment): Likewise.
12256 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12257 * reload.c (find_reloads): Likewise.
12258 * reload1.c (fixup_eh_region_note): Likewise.
12259 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12260 * reorg.c (delete_prior_computation): Likewise.
12261 (delete_computation, dbr_schedule): Likewise.
12262 * config/pa/pa.c (legitimize_pic_address): Likewise.
12263 * config/sh/sh.c (sh_reorg): Likewise.
12265 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12268 * config/libgcc-glibc.ver: Add %exclude.
12269 * config/m32r/libgcc-glibc.ver: Likwise.
12270 * config/s390/libgcc-glibc.ver: Likwise.
12271 * config/sh/libgcc-glibc.ver: Likwise.
12272 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12274 * config/i386/libgcc-glibc.ver: New.
12276 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12278 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12280 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12281 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12282 i[34567]86-*-linux*, x86_64-*-linux*. Add
12283 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12284 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12285 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12286 i[34567]86-*-linux*, x86_64-*-linux*.
12288 * libgcc-std.ver: Add empty GCC_4.4.0.
12290 * mkmap-symver.awk: Support multiple versions per symbol.
12292 * config/i386/i386.c (ix86_init_builtins): Always define
12293 __builtin_fabsq and __builtin_copysignq with fallbacks.
12294 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12295 and __builtin_copysignq if SSE2 isn't available.
12297 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12298 (LIBGCC2_TF_CEXT): Likwise.
12299 (TF_SIZE): Likwise.
12301 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12303 * config/i386/sfp-machine.h: Moved to libgcc.
12305 * config/i386/sfp-machine.h: New.
12306 * config/i386/t-linux: Likwise.
12308 * config/i386/t-darwin: Remove softfp_wrap_start and
12310 * config/i386/t-darwin64: Likewise.
12312 * config/i386/t-fprules-softfp64: Renamed to ...
12313 * config/i386/t-fprules-softfp: This.
12315 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12316 and softfp_wrap_end.
12318 2008-07-02 Jason Merrill <jason@redhat.com>
12320 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12322 * tree.c (ctor_to_list): New fn.
12323 * tree.h: Declare it.
12324 (CONSTRUCTOR_ELT): New macro.
12325 (CONSTRUCTOR_NELTS): New macro.
12327 2008-07-02 Richard Guenther <rguenther@suse.de>
12329 * tree-ssa-structalias.c (struct variable_info): Reorder
12330 to fill padding on 64bit hosts. Make collapsed_to an int.
12331 (get_varinfo_fc): Deal with that.
12332 (new_var_info): Likewise.
12333 (collapse_rest_of_var): Likewise.
12335 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12337 * doc/install.texi (--enable-java-home): Document.
12338 (--enable-aot-compile-rpm): Likewise.
12339 (--with-arch-directory): Likewise.
12340 (--with-os-directory): Likewise.
12341 (--with-origin-name): Likewise.
12342 (--with-arch-suffix): Likewise.
12343 (--with-jvm-root-dir): Likewise.
12344 (--with-jvm-jar-dir): Likewise.
12345 (--with-python-dir): Likewise.
12347 2008-07-02 Richard Guenther <rguenther@suse.de>
12349 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12350 from decls explicitly. Merge operand checking from tuples.
12352 2008-07-02 Martin Jambor <mjambor@suse.cz>
12354 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12356 2008-07-02 Martin Jambor <mjambor@suse.cz>
12358 * tree-switch-conversion.c: Included timevar.h
12359 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12361 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12363 2008-07-02 Martin Jambor <mjambor@suse.cz>
12365 * tree-switch-conversion.c: Corrected various comments and
12367 (build_constructors): Fixed minor formatting mistakes.
12369 * invoke.texi (Optimize Options): Corrected the
12370 switch-conversion-max-branch-ratio parameter.
12372 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12374 * final.c (asm_insn_count): Return zero for an empty asm body.
12376 2008-07-02 Richard Guenther <rguenther@suse.de>
12378 * bitmap.h (bitmap_set_bit): Return bool.
12379 (bitmap_clear_bit): Likewise.
12380 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12381 write to the bitmap if it would.
12382 (bitmap_clear_bit): Likewise.
12383 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12384 bitmap_set_bit return value.
12385 (add_pred_graph_edge): Likewise.
12386 (add_graph_edge): Likewise.
12387 (do_sd_constraint): Likewise.
12388 (do_ds_constraint): Likewise.
12390 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12392 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12393 Fix -Wc++-compat and/or -Wcast-qual warnings.
12394 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12395 gen_regparm_prefix): Likewise.
12396 * vmsdbgout.c (write_modbeg, lookup_filename,
12397 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12399 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12401 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12402 defaults.h definition apply.
12404 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12406 * function.c (assign_parm_remove_parallels): New.
12407 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12409 (assign_parm_setup_block): Do not handle them.
12410 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12411 assign_parm_remove_parallels.
12413 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12415 * c-typeck.c (convert_for_assignment): Use
12416 vector_targets_convertible_p.
12417 * c-common.c (vector_targets_convertible_p): New.
12418 * c-common.h (vector_targets_convertible_p): New prototype.
12419 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12420 opaque_p_V2SI_type_node.
12422 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12424 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12427 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12429 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12430 TFmode constants via two element DImode vector for hosts with
12431 HOST_BITS_PER_WIDE_INT < 64.
12432 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12433 also for HOST_BITS_PER_WIDE_INT < 64.
12435 2008-07-01 Richard Guenther <rguenther@suse.de>
12437 PR tree-optimization/36666
12438 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12439 (get_constraint_exp_from_ssa_var): Split into ...
12440 (get_constraint_exp_for_temp): ... this ...
12441 (get_constraint_for_ssa_var): ... and that.
12442 Return constraint expressions for all touched sub-fields
12443 if the results address is not taken.
12444 (process_constraint): Remove assertion that aggregate
12445 assignments do not happen at this place.
12446 (get_constraint_for_component_ref): Add address_p argument.
12447 Return constraint expressions for all touched sub-fields
12448 if the results address is not taken.
12449 (do_deref): Use get_constraint_exp_for_temp.
12450 (get_constraint_for_1): Rename from ...
12451 (get_constraint_for): ... this. Add the old function as wrapper.
12452 (do_structure_copy): Use get_constraint_for_1.
12454 2008-07-01 Martin Jambor <mjambor@suse.cz>
12456 * Makefile.in (tree-switch-conversion.o): Add.
12457 (OBJS-common): Add tree-swtch-conversion.o.
12458 * passes.c (init_optimization_passes): Add pass_convert_switch.
12459 * tree-pass.h: (pass_convert_switch): Add.
12460 * tree-switch-conversion.c: New file.
12461 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12462 * common.opt (ftree-cswtch): New option.
12463 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12464 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12465 * opts.c (decode_options): Set flag_tree_switch_conversion when
12466 optimization level is >= 2.
12467 * doc/invoke.texi (Optimize Options): Added description of
12468 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12470 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12472 * config/darwin-driver.c (darwin_default_min_version): Fix
12473 -Wc++-compat warnings.
12475 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12477 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12480 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12482 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12484 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12486 PR rtl-optimization/34744
12487 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12488 (df_scan_free_internal): Free data structures not
12489 allocated in storage pools.
12490 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12491 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12492 df_scan_free_mws_vec.
12493 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12496 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12498 * config/i386/i386.c (contains_aligned_value_p): Return true
12500 (ix86_function_arg_boundary): Return its natural boundary
12502 (return_in_memory_32): Don't check TDmode.
12503 (ix86_split_to_parts): Support splitting into 4 parts and
12504 support TFmode for 32bit target.
12505 (ix86_split_long_move): Support splitting into 4 parts.
12506 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12508 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12509 (ix86_init_builtins): Here.
12510 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12511 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12512 'q' and 'w', respectively.
12514 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12516 (movtf_internal): Likewise.
12517 (<code>tf2): Likewise.
12518 (*absnegtf2_sse): Likewise.
12519 (copysign<mode>3): Likewise.
12520 (copysign<mode>3_const): Likewise.
12521 (copysign<mode>3_var): Likewise.
12522 (define_split UNSPEC_COPYSIGN): Likewise.
12523 * config/i386/sse.md (*nandtf3): Likewise.
12524 (<code>tf3): Likewise.
12525 (*<code>tf3): Likewise.
12527 2008-06-30 Joey Ye <joey.ye@intel.com>
12528 H.J. Lu <hongjiu.lu@intel.com>
12530 * global.c (compute_regsets): Set frame_pointer_needed here.
12531 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12533 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12535 * doc/install.texi (specific): Expand Windows build notes.
12537 2008-06-30 Ira Rosen <irar@il.ibm.com>
12539 PR tree-optimization/36648
12540 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12541 number of prolog iterations by step. Fix the comment.
12543 2008-06-30 Richard Guenther <rguenther@suse.de>
12545 PR middle-end/36671
12546 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12547 handle calls from ECF_MALLOC functions.
12548 (handle_pure_call): ECF_MALLOC functions do not return
12550 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12552 2008-06-29 Andreas Schwab <schwab@suse.de>
12554 * config/m68k/m68k.c (print_operand): Always print a float
12556 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12557 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12560 * config/rs6000/x-linux64: Remove never used file.
12562 2008-06-29 Richard Guenther <rguenther@suse.de>
12564 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12566 (struct alias_info): Move ...
12567 * tree-ssa-alias.c: ... here.
12568 (update_alias_info): Declare.
12569 (compute_may_aliases): Call it.
12570 (update_alias_info): New function.
12571 * tree-ssa-structalias.c (update_alias_info): Move ...
12572 * tree-ssa-alias.c (update_alias_info_1): ... here.
12573 * tree-ssa-structalias.c (process_constraint_1): Remove
12574 unused from_call argument. Rename to ...
12575 (process_constraint): ... this. Delete old wrapper.
12576 (make_constraint_to): Adjust callers.
12577 (handle_const_call): Likewise.
12578 (handle_pure_call): Likewise.
12579 (init_base_vars): Likewise.
12580 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12581 (find_func_aliases): We don't need structure copies for
12583 (make_constraint_from_anything): Remove.
12584 (create_variable_info_for): For globals make constraints
12585 from escaped, not from anything.
12586 (compute_points_to_sets): Do not call update_alias_info.
12587 (ipa_pta_execute): Use make_constraint_from.
12589 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12591 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12592 (bitmap.o-warn, dominance.o-warn): New.
12593 * configure.ac (cxx_compat_warn): Delete.
12594 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12595 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12597 * configure: Regenerate.
12599 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12602 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12604 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12605 * df-scan.c (df_notes_rescan): Likewise.
12606 * ggc-page.c (set_page_table_entry): Likewise.
12607 * intl.c (gcc_gettext_width): Likewise.
12608 * varasm.c (get_unnamed_section, get_noswitch_section,
12609 get_section): Likewise.
12611 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12613 * regrename.c (build_def_use): Don't copy RTX.
12615 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12617 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12618 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12619 punctuation. Use @ref instead of @xref.
12620 (Function Names): Remove stray @display/@end display.
12621 (C++ Attributes): Use @ref instead of @xref.
12622 (Deprecated Features): Fix punctuation around @xref.
12623 (Backwards Compatibility): Likewise.
12624 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12626 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12628 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12629 constants for E500 double.
12631 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12633 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12634 element type of const_vector.
12636 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12638 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12639 Remove FLAGS_REG clobber from expander pattern.
12640 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12641 (anddi3, andsi3, andhi3, andqi3): Ditto.
12642 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12643 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12644 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12645 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12646 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12647 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12648 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12649 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12651 2008-06-28 Richard Guenther <rguenther@suse.de>
12653 * tree-ssa-structalias.c (callused_id, var_callused,
12654 callused_tree): Add.
12655 (handle_pure_call): New function.
12656 (find_func_aliases): Call it.
12657 (find_what_p_points_to): Handle the call-used set.
12658 (clobber_what_escaped): Likewise.
12659 (compute_call_used_vars): New function.
12660 (init_base_vars): Init the call-used variable.
12661 (do_sd_constraint): Do not propagate the solution from CALLUSED
12662 but use CALLUSED as a placeholder.
12663 (solve_graph): Likewise.
12664 * tree-flow-inline.h (gimple_call_used_vars): New function.
12665 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12666 (compute_call_used_vars): Declare.
12667 * tree-ssa-alias.c (set_initial_properties): Call
12668 compute_call_used_vars.
12669 (reset_alias_info): Clear call-used variables.
12670 (add_call_clobber_ops): Assert we are not called for const/pure
12671 functions. Remove handling of them.
12672 (add_call_read_ops): Handle pure functions by adding the
12673 call-used set of variables as VUSEs.
12674 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12675 (delete_tree_ssa): Free it.
12676 * tree-dfa.c (remove_referenced_var): Clear the var from the
12679 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12681 * tree.c (build_varargs_function_type_list): New.
12682 (build_function_type_list_1): New.
12683 (build_function_type_list): Use build_function_type_list_1.
12684 * tree.h (build_varargs_function_type_list): New.
12686 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12689 * config/spu/spu.c (spu_builtin_splats): Do not generate
12690 invalid CONST_VECTOR expressions.
12691 (spu_expand_vector_init): Likewise.
12693 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12695 * optabs.c (libfunc_decls): New variable.
12696 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12697 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12698 for the same function twice.
12700 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12702 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12703 ix86_expand_binary_operator directly.
12704 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12706 (*ashrti3_1): Ditto.
12707 (*lshrti3_1): Ditto.
12708 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12709 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12710 using only one splitter. Conditionaly execute splitter before or
12711 after peephole2 pass.
12712 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12713 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12714 Use only one alternative in asm template.
12715 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12717 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12718 "J" operand constraint for operand 2.
12719 (*ashldi3_cconly_rex64): Ditto.
12720 (*ashrdi3_cmp_rex64): Ditto.
12721 (*ashrdi3_cconly_rex64): Ditto.
12722 (*lshrdi3_cmp_rex64): Ditto.
12723 (*lshrdi3_cconly_rex64): Ditto.
12724 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12725 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12726 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12729 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12731 * gimplify.c (omp_is_private): Don't return true if decl is not
12732 already private on #pragma omp for or #pragma omp parallel for.
12735 * tree-cfg.c (struct move_stmt_d): Replace block field with
12736 orig_block and new_block fields.
12737 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12738 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12739 (move_block_to_fn): Replace vars_map and new_label_map arguments
12740 with struct move_stmt_d pointer.
12741 (replace_block_vars_by_duplicates): New function.
12742 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12743 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12744 all subblocks of ORIG_BLOCK to the new function. Call
12745 replace_block_vars_by_duplicates.
12746 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12747 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12748 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12749 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12750 (expand_omp): Temporarily set input_location to the location of
12751 region's controlling stmt.
12752 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12753 BIND_EXPR, push ctx->block_vars and gimplification vars into
12754 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12755 into dest function.
12756 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12757 there are any BLOCK_VARS.
12758 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12759 OMP_PARALLEL or OMP_TASK stmt.
12760 (lower_omp): Save and restore input_location around the lower_omp_1
12763 2008-06-27 Richard Guenther <rguenther@suse.de>
12765 PR tree-optimization/36400
12766 PR tree-optimization/36373
12767 PR tree-optimization/36344
12768 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12769 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12770 (update_alias_info): Remove call clobbering code.
12771 (make_constraint_to): New helper function.
12772 (make_escape_constraint): Likewise.
12773 (handle_rhs_call): Use it on all pointer containing arguments.
12774 Also mark the static chain escaped.
12775 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12776 instead of ANYTHING.
12777 (make_constraint_from): New helper split out from ...
12778 (make_constraint_from_anything): ... here.
12779 (find_func_aliases): Add constraints for escape sites.
12780 (intra_create_variable_infos): Make constraints from NONLOCAL
12782 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12784 (clobber_what_p_points_to): Remove.
12785 (clobber_what_escaped): New function.
12786 (init_base_vars): Init NONLOCAL and ESCAPED.
12787 (do_sd_constraint): Do not propagate the solution from ESCAPED
12788 but use ESCAPED as a placeholder.
12789 (solve_graph): Likewise.
12790 * tree-flow.h (clobber_what_p_points_to): Remove.
12791 (clobber_what_escaped): Declare.
12792 * tree-ssa-alias.c (set_initial_properties): Call it.
12793 Remove code clobbering escaped pointers.
12795 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12797 * function.c (allocate_struct_function): Only allocate a unique
12798 funcdef_no if the decl is nonzero.
12800 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12802 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12803 * config/mips/mips.c (mips_split_const_insns): New function.
12804 * config/mips/mips.md (move_type): New attribute.
12805 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12806 (dword_mode): New attribute.
12807 (type): Avoid long line. Map "move_type"s to "type"s,
12808 choosing "multi" for doubleword moves if appropriate.
12809 Swap MTC/MFC comments to match their declaration order.
12810 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12811 "type" is "branch" or "jal" is "direct".
12812 (length): Handle "extended_mips16" first. Make the default
12813 "0" for "ghost" instructions. Set the length from "move_type".
12814 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12815 of "type", with "sll0" for the register alternative. Remove the
12816 "extended_mips16" attribute.
12817 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12818 of "type", with "shift_shift" for the register alternative.
12819 Remove the "length" attribute.
12820 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12821 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12822 of "type", with "andi" for the register alternative.
12823 (*zero_extendqihi2): Likewise.
12824 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12825 of "andi" instead of a "type" of "arith".
12826 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12828 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12829 (mov_<store>r, *mov<mode>_ra): Likewise.
12830 (extendsidi2): Use "move_type" instead of "type", with "move"
12831 for the register alternative.
12832 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12833 of "type", with "signext" for the register alternative.
12834 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12835 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12836 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12837 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12838 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12839 (unnamed branch insn): Likewise.
12840 (*movdi_gp32_fp64): Fold into...
12841 (*movdi_32bit): ...here.
12842 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12843 (*movdf_hardfloat): ...this new pattern.
12844 (*movdf_softfloat): Remove redundant FPR alternatives.
12845 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12846 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12847 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12848 the "move" attribute.
12849 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12850 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12851 and "store" for COP loads and stores.
12852 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12853 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12854 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12855 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12856 (*movtf_mips16, *movv2sf): Likewise.
12857 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12858 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12859 (mfhc1<mode>): Use "move_type" instead of "move".
12860 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12861 (loadgp_blockage): Remove the "length" attribute.
12862 (blockage, set_got_version, update_got_version): Likewise.
12863 (call_internal): Remove the "extended_mips16" attribute.
12864 (call_value_internal, call_value_multiple_internal): Likewise.
12865 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12867 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12868 the "length" attribute.
12870 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12872 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12873 -Wcast-qual warnings.
12874 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12875 handle_pragma_pop_macro): Likewise.
12876 * collect2.c (resolve_lib_name): Likewise.
12877 * config/arc/arc.c (arc_init): Likewise.
12878 * config/arm/arm.c (neon_builtin_compare,
12879 locate_neon_builtin_icode): Likewise.
12880 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12881 * config/bfin/bfin.c (bfin_init_machine_status,
12882 bfin_optimize_loop): Likewise.
12883 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12884 * config/cris/cris.c (cris_init_expanders): Likewise.
12885 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12886 * config/darwin.c (machopic_indirection_eq,
12887 machopic_indirection_name, machopic_output_indirection): Likewise.
12888 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12889 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12890 frv_optimize_membar): Likewise.
12891 * config/i386/cygwin.h (mingw_scan,
12892 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12893 * config/i386/cygwin1.c (mingw_scan): Likewise.
12894 * config/i386/i386.c (machopic_output_stub): Likewise.
12895 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12896 i386_pe_unique_section): Likewise.
12897 * config/ia64/ia64.c (ia64_init_machine_status,
12898 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12900 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12901 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12902 * config/m68k/m68k.c (m68k_handle_option,
12903 m68k_sched_md_init_global): Likewise.
12904 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12905 mcore_unique_section): Likewise.
12906 * config/mips/mips.c (mips_block_move_straight,
12907 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12909 * config/mmix/mmix.c (mmix_init_machine_status,
12910 mmix_encode_section_info): Likewise.
12911 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12912 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12913 print_operand_address, output_toc, redefine_groups,
12914 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12915 * config/s390/s390.c (s390_init_machine_status): Likewise.
12916 * config/score/score.c (score_block_move_straight,
12917 score_block_move_loop_body): Likewise.
12918 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12919 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12920 * emit-rtl.c (find_auto_inc): Likewise.
12921 * gcc.c (translate_options, process_command): Likewise.
12922 * reorg.c (dbr_schedule): Likewise.
12923 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12924 * xcoffout.c (xcoffout_declare_function): Likewise.
12926 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12928 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12929 ipa-pta working again.
12931 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12933 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12936 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12938 * config.gcc (powerpc*-*-*): Add new core e500mc.
12939 * config/rs6000/e500mc.md: New file.
12940 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12942 (rs6000_override_options): Add e500mc case to
12943 processor_target_table. Altivec and Spe options not allowed
12944 with e500mc. Add isel instruction to e500mc by
12945 default. Initialize rs6000_cost for e500mc.
12946 (rs6000_issue_rate): Set issue rate for e500mc.
12947 * config/rs6000/rs6000.h (processor_type): Add
12948 PROCESSOR_PPCE500MC.
12949 (ASM_CPU_SPEC): Add e500mc.
12950 Set TARGET_ISEL to rs6000_isel.
12951 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12952 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12953 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12955 * doc/invoke.texi: Add e500mc to list of cpus.
12957 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12960 * c-lex.c (lex_charconst): Initialize unsignedp.
12962 2008-06-27 Olivier Hainque <hainque@adacore.com>
12964 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12965 documented assumptions.
12967 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12969 * dwarf2out.c: Remove trailing white spaces. Break long line
12972 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12974 * libfuncs.h (LTI_synchronize): New libfunc_index.
12975 (synchronize_libfunc): Declare.
12976 * builtins.c (expand_builtin_synchronize): Consider using
12977 synchronize_libfunc before falling back on an asm blockage.
12978 * config/mips/mips.c: Include libfuncs.h
12979 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12981 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12983 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12984 parameter. Copy stack_reg to r11 where appropriate.
12985 (no_global_regs_above): Add gpr parameter.
12986 (rs6000_stack_info): Only add padding for SPE save area if we
12987 are saving SPE GPRs and CR.
12988 (saveres_routine_syms): New variable.
12989 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12991 (rs6000_savres_routine_sym): New function.
12992 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12994 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12995 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12996 Tweak FPR out-of-line saving.
12997 (rs6000_make_savres_rtx): New function.
12998 (rs6000_use_multiple_p): New function.
12999 (rs6000_savres_strategy): New function.
13000 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13001 out-of-line if appropriate.
13002 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13003 if we are optimizing for size.
13004 (GP_SAVE_INLINE): Define.
13005 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13006 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13007 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13008 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13009 (*save_fpregs_<mode>): Add use of r11.
13010 (*restore_gpregs_<mode>): New insn.
13011 (*return_and_restore_gpregs_<mode>): New insn.
13012 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13014 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13015 (*restore_gpregs_spe): New insn.
13016 (*return_and_restore_gpregs_spe): New insn.
13017 * config/rs6000/predicates.md (save_world_operation): Fix check.
13019 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13021 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13022 this point, so assert that.
13024 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13026 * cfganal.c: Include vec.h and vecprim.h.
13027 (compute_idf): Import from...
13028 * tree-into-ssa (compute_idf): ...here.
13029 * basic-block.h (compute_idf): Export.
13031 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13033 * c-decl.c (merge_decls): Use !current_function_decl to check for
13034 extern declaration of C99 inline function being at file scope.
13036 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13038 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13040 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13042 * alias.c (record_alias_subset, init_alias_analysis): Fix
13043 -Wc++-compat and/or -Wcast-qual warnings.
13044 * attribs.c (lookup_attribute_spec): Likewise.
13045 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13046 copy_bb, connect_traces,
13047 find_rarely_executed_basic_blocks_and_cr): Likewise.
13048 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13049 note_btr_set, migrate_btr_defs): Likewise.
13050 * builtins.c (result_vector, expand_builtin_memcpy,
13051 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13052 builtin_memset_read_str, expand_builtin_printf,
13053 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13055 * caller-save.c (mark_set_regs): Likewise.
13056 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13057 * cgraph.c (cgraph_edge): Likewise.
13058 * combine.c (likely_spilled_retval_1): Likewise.
13059 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13060 htab_counts_entry_del, get_coverage_counts): Likewise.
13061 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13062 new_cselib_val): Likewise.
13063 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13064 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13066 * df-core.c (df_compact_blocks): Likewise.
13067 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13068 * df-scan.c (df_grow_reg_info, df_ref_create,
13069 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13070 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13071 df_record_entry_block_defs, df_record_exit_block_uses,
13072 df_bb_verify): Likewise.
13073 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13074 DF_REF_EXTRACT_MODE_CONST): New.
13075 * dominance.c (get_immediate_dominator, get_dominated_by,
13076 nearest_common_dominator, root_of_dom_tree,
13077 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13078 -Wc++-compat and/or -Wcast-qual warnings.
13079 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13080 record_store, replace_read, check_mem_read_rtx, scan_insn,
13081 dse_step1, dse_record_singleton_alias_set): Likewise.
13082 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13084 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13086 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13087 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13088 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13089 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13090 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13091 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13092 file_name_acquire, output_file_names, add_const_value_attribute,
13093 premark_used_types_helper, file_table_eq, file_table_hash,
13094 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13095 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13096 -Wcast-qual warnings.
13097 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13098 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13099 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13100 gen_reg_rtx, start_sequence, init_emit): Likewise.
13101 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13102 * except.c (init_eh_for_function, gen_eh_region,
13103 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13104 arh_to_landing_pad, arh_to_label, add_action_record,
13105 add_call_site, switch_to_exception_section): Likewise.
13106 * expmed.c (synth_mult): Likewise.
13107 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13108 store_expr): Likewise.
13109 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13111 * function.c (assign_stack_temp_for_type,
13112 allocate_struct_function, match_asm_constraints_1): Likewise.
13113 * gcov-io.c (gcov_allocate): Likewise.
13114 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13115 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13116 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13117 record_one_set, insert_expr_in_table, insert_set_in_table,
13118 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13119 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13120 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13121 -Wcast-qual warnings.
13123 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13125 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13126 -Wcast-qual warnings.
13127 * gcc.c (process_command): Likewise.
13128 * genattrtab.c (oballoc): Use XOBNEW.
13129 (oballocvec): Define.
13130 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13131 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13132 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13133 -Wc++-compat and/or -Wcast-qual warnings.
13134 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13135 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13136 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13137 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13138 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13139 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13140 add_excls, process_presence_absence_names,
13141 process_presence_absence_patterns, add_presence_absence,
13142 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13143 get_free_state, add_arc, get_free_automata_list_el,
13144 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13145 transform_3, cache_presence, create_ainsns, create_automata,
13146 create_state_ainsn_table, dfa_insn_code_enlarge,
13147 output_trans_func, output_min_issue_delay_func,
13148 output_dead_lock_func, output_reset_func,
13149 output_get_cpu_unit_code_func, output_dfa_start_func,
13150 expand_automata): Likewise.
13151 * genextract.c (gen_insn): Likewise.
13152 * gengtype-lex.l: Likewise.
13153 * gengtype.c (read_input_list, adjust_field_type,
13154 process_gc_options): Likewise.
13155 * genoutput.c (note_constraint): Likewise.
13156 * genpreds.c (mangle, add_constraint): Likewise.
13157 * genrecog.c (process_define_predicate, new_decision,
13158 add_to_sequence): Likewise.
13159 * gensupport.c (record_insn_name): Likewise.
13161 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13163 * config/i386/driver-i386.c (detect_caches_amd,
13164 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13165 and/or -Wcast-qual warnings.
13166 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13167 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13168 gt_pch_save): Likewise.
13169 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13170 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13171 * global.c (compute_regsets): Likewise.
13172 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13173 finish_graph_dump_file): Likewise.
13174 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13175 unlink_bb_notes): Likewise.
13176 * integrate.c (get_hard_reg_initial_val): Likewise.
13177 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13178 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13179 * local-alloc.c (update_equiv_regs): Likewise.
13180 * loop-invariant.c (check_invariant_table_size,
13181 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13183 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13184 altered_reg_used, mark_altered): Likewise.
13185 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13186 insert_var_expansion_initialization,
13187 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13188 release_var_copies): Likewise.
13189 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13190 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13191 analyze_accesses_for_phi_node, check_var_notmodified_p,
13192 check_allocation_function, find_sites_in_func,
13193 record_all_accesses_in_func, transform_access_sites,
13194 transform_allocation_sites): Likewise.
13195 * omp-low.c (new_omp_region, create_omp_child_function_name,
13196 check_omp_nesting_restrictions, check_combined_parallel,
13197 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13198 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13199 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13200 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13202 * opts-common.c (prune_options): Likewise.
13203 * opts.c (add_input_filename, print_filtered_help,
13204 get_option_state): Likewise.
13205 * params.c (add_params): Likewise.
13206 * passes.c (set_pass_for_id, next_pass_1,
13207 do_per_function_toporder, pass_fini_dump_file): Likewise.
13208 * postreload.c (reload_cse_simplify_operands): Likewise.
13209 * predict.c (tree_predicted_by_p, tree_predict_edge,
13210 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13212 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13214 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13216 * recog.c (check_asm_operands, validate_change_1): Likewise.
13217 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13218 subst_asm_stack_regs): Likewise.
13219 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13220 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13221 * regmove.c (reg_is_remote_constant_p): Likewise.
13222 * regrename.c (regrename_optimize, scan_rtx_reg,
13223 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13225 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13226 regstat_compute_calls_crossed): Likewise.
13227 * reload1.c (init_reload, new_insn_chain,
13228 has_nonexceptional_receiver, reload, copy_reloads,
13229 calculate_needs_all_insns, init_elim_table): Likewise.
13230 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13231 * rtl.c (shallow_copy_rtx_stat): Likewise.
13232 * rtlanal.c (parms_set): Likewise.
13233 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13234 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13235 * sched-ebb.c (earliest_block_with_similiar_load,
13236 add_deps_for_risky_insns): Likewise.
13237 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13238 schedule_region): Likewise.
13239 * see.c (eq_descriptor_pre_extension,
13240 hash_descriptor_pre_extension, hash_del_pre_extension,
13241 eq_descriptor_properties, hash_descriptor_properties,
13242 hash_del_properties, see_seek_pre_extension_expr,
13243 see_initialize_data_structures, see_print_register_properties,
13244 see_print_pre_extension_expr, see_delete_merged_def_extension,
13245 see_delete_unmerged_def_extension, see_emit_use_extension,
13246 see_pre_delete_extension, see_map_extension, see_commit_changes,
13247 see_analyze_merged_def_local_prop,
13248 see_analyze_merged_def_local_prop,
13249 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13250 see_set_prop_merged_def, see_set_prop_unmerged_def,
13251 see_set_prop_unmerged_use, see_print_one_extension,
13252 see_merge_one_use_extension, see_merge_one_def_extension,
13253 see_store_reference_and_extension, see_update_uses_relevancy,
13254 see_update_defs_relevancy): Likewise.
13255 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13256 hash_statistics_free, curr_statistics_hash): Likewise.
13257 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13258 expand_asm_operands, expand_return, case_bit_test_cmp,
13259 expand_case): Likewise.
13260 * stor-layout.c (start_record_layout): Likewise.
13261 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13262 gt_pch_save_stringpool): Likewise.
13263 * tree-data-ref.c (hash_stmt_vertex_info,
13264 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13265 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13267 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13270 * config/i386/i386.md : Change constraints of HImode and QImode
13271 immediate operands from "i" to "n". Change SImode "ni" constraint to
13272 "i" and SImode "rmi" constraint to "g". Remove all constraints
13273 from const0_operand and const1_operand predicated operands.
13274 (i): Change QImode and HImode attribute from "i" to "n".
13275 (*subqi_2): Change HImode operands to QImode.
13278 2008-06-25 Olivier Hainque <hainque@adacore.com>
13280 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13283 2008-06-25 Richard Guenther <rguenther@suse.de>
13285 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13286 not overflow the result type.
13288 2008-06-25 Richard Guenther <rguenther@suse.de>
13290 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13291 (vn_lookup): Likewise.
13293 2008-06-25 Richard Guenther <rguenther@suse.de>
13295 PR tree-optimization/35518
13296 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13297 * tree-sra.c (instantiate_element): Use fold_build3 to build
13299 (try_instantiate_multiple_fields): Likewise.
13301 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13303 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13306 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13308 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13309 use_backchain_to_restore_sp to true
13310 if the offset of the link register save area would go over the 32k - 1
13311 offset limit of the load
13314 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13316 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13317 anchor for the type-punning blurb. Cross-reference "Structures
13318 unions enumerations and bit-fields implementation". Provide a
13319 cast-through-pointer example. Make final sentence self-contained.
13320 * doc/implement-c.texi (Structures unions enumerations and
13321 bit-fields implementation): Cross-reference the type-punning blurb
13322 in the -fstrict-aliasing documentation.
13324 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13326 PR middle-end/36594
13327 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13328 the memory instead of the memory itself for the save area.
13330 2008-06-24 Olivier Hainque <hainque@adacore.com>
13331 Nicolas Roche <roche@adacore.com>
13333 * gengtype.c (srcdir_len): size_t instead of int.
13334 (get_file_realbasename): New function. For F a filename, the real
13335 basename of F, with all the path components stripped.
13336 (get_file_srcdir_relative_path): New function. For F a filename, the
13337 relative path to F from $(srcdir).
13338 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13339 get_file_realbasename. Adjust the head comment.
13340 (get_prefix_langdir_index): New function. For F a filename, return the
13341 lang_dir_names[] relative index of the language directory that is
13343 (get_file_langdir): For F a filename, return the name of the language
13344 directory where F is located.
13345 (get_file_gtfilename): New function. The gt- output file name for an
13347 (get_output_file_with_visibility): Replace in-line computations with
13348 uses of get_file_gtfilename and get_prefix_langdir_index.
13349 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13351 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13353 PR tree-optimization/36504
13354 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13355 references without base address.
13357 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13359 PR middle-end/36584
13360 * calls.c (expand_call): Increase alignment for recursive functions.
13362 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13364 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13365 (TARGET_FUNCTION_VALUE): New define.
13366 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13367 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13369 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13371 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13372 (fmod<mode>3): Ditto.
13373 (remainderxf3): Ditto.
13374 (remainder<mode>3): Ditto.
13376 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13379 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13380 REG is a hard register.
13382 PR tree-optimization/36508
13383 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13384 499, don't check it at all in release compilers.
13386 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13388 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13389 together with SSE_TARGET_MATH to disable insn pattern.
13390 (*fop_<MODEF:mode>_2_i387): Ditto.
13391 (*fop_<MODEF:mode>_3_i387): Ditto.
13393 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13395 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13397 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13399 PR middle-end/34906
13400 * gimplify.c (gimplify_asm_expr): Check the return code of
13401 parse_output_constraint call, set function return and is_inout
13402 value if it failed.
13404 2008-06-22 Ian Lance Taylor <iant@google.com>
13406 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13407 (narrowest_signed_type): Likewise.
13408 * c-typeck.c (c_common_type): Change local variable mclass to enum
13410 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13411 tcc_comparison, not the tree code itself.
13412 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13413 (c_expand_expr): Cast modifier to enum expand_modifier.
13414 * c-common.h (C_RID_CODE): Add casts.
13415 (C_SET_RID_CODE): Define.
13416 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13417 (c_lex_one_token): Add cast to avoid warning.
13418 (c_parser_objc_type_name): Rename local typename to type_name.
13419 (check_no_duplicate_clause): Change code parameter to enum
13421 (c_parser_omp_var_list_parens): Change kind parameter to enum
13423 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13424 c_parser_omp_list_var_parens.
13425 (c_parser_omp_threadprivate): Likewise.
13426 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13427 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13428 * c-format.c (NO_FMT): Define.
13429 (printf_length_specs): Use NO_FMT.
13430 (asm_fprintf_length_specs): Likewise.
13431 (gcc_diag_length_specs): Likewise.
13432 (scanf_length_specs): Likewise.
13433 (strfmon_length_specs): Likewise.
13434 (gcc_gfc_length_specs): Likewise.
13435 (printf_flag_specs): Change 0 to STD_C89.
13436 (asm_fprintf_flag_specs): Likewise.
13437 (gcc_diag_flag_specs): Likewise.
13438 (gcc_cxxdiag_flag_specs): Likewise.
13439 (scanf_flag_specs): Likewise.
13440 (strftime_flag_specs): Likewise.
13441 (strfmon_flag_specs): Likewise.
13442 (print_char_table): Likewise.
13443 (asm_fprintf_char_table): Likewise.
13444 (gcc_diag_char_table): Likewise.
13445 (gcc_tdiag_char_table): Likewise.
13446 (gcc_cdiag_char_table): Likewise.
13447 (gcc_cxxdiag_char_table): Likewise.
13448 (gcc_gfc_char_table): Likewise.
13449 (scan_char_table): Likewise.
13450 (time_char_table): Likewis.
13451 (monetary_char_table): Likewise.
13452 * c-format.h (BADLEN): Likewise.
13454 2008-06-21 Ian Lance Taylor <iant@google.com>
13456 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13457 Define END_OF_BASE_TREE_CODES around inclusion.
13458 * tree.c (tree_code_type): New global array.
13459 (tree_code_length, tree_code_name): Likewise.
13460 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13461 $(lang_tree_files).
13462 (all-tree.def, s-alltree): New targets.
13463 (gencheck.h, s-gencheck): Remove.
13464 (tree.o): Depend upon all-tree.def.
13465 (build/gencheck.o): Remove gencheck.h dependency.
13466 (mostlyclean): Don't remove gencheck.h.
13467 * c-common.h (enum c_tree_code): Remove.
13468 * c-lang.c (tree_code_type): Remove.
13469 (tree_code_length, tree_code_name): Remove.
13470 * gencheck.c (tree_codes): Include all-tree.def, rather than
13471 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13473 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13475 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13476 (operator_name_info): Size to MAX_TREE_CODES.
13477 (assignment_operator_name_info): Likewise.
13478 * cp/cp-lang.c (tree_code_type): Remove.
13479 (tree_code_length, tree_code_name): Remove.
13480 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13481 (assignment_operator_name_info): Likewise.
13482 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13484 * cp/mangle.c (write_expression): Likewise.
13485 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13486 * fortran/f95-lang.c (tree_code_type): Remove.
13487 (tree_code_length, tree_code_name): Remove.
13488 * java/java-tree.h (enum java_tree_code): Remove.
13489 * java/lang.c (tree_code_type): Remove.
13490 (tree_code_length, tree_code_name): Remove.
13491 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13492 * objc/objc-act.h (enum objc_tree_code): Remove.
13493 * objc/objc-lang.c (tree_code_type): Remove.
13494 (tree_code_length, tree_code_name): Remove.
13495 * objcp/objcp-lang.c (tree_code_type): Remove.
13496 (tree_code_length, tree_code_name): Remove.
13497 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13498 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13499 * ada/misc.c (tree_code_type): Remove.
13500 (tree_code_length, tree_code_name): Remove.
13502 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13504 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13505 the grand_bitmap_obstack.
13507 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13509 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13510 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13511 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13512 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13513 move_stmt_r, new_label_mapper): Likewise.
13514 * tree-complex.c (cvc_lookup): Likewise.
13515 * tree-dfa.c (create_function_ann): Likewise.
13516 * tree-dump.c (dump_register): Likewise.
13517 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13518 find_phi_replacement_condition): Likewise.
13519 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13520 tree_function_versioning): Likewise.
13521 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13522 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13523 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13524 get_nonlocal_debug_decl, convert_nonlocal_reference,
13525 convert_nonlocal_omp_clauses, get_local_debug_decl,
13526 convert_local_reference, convert_local_omp_clauses,
13527 convert_nl_goto_reference, convert_nl_goto_receiver,
13528 convert_tramp_reference, convert_call_expr): Likewise.
13529 * tree-outof-ssa.c (contains_tree_r): Likewise.
13530 * tree-parloops.c (reduction_phi, initialize_reductions,
13531 eliminate_local_variables_1, add_field_for_reduction,
13532 add_field_for_name, create_phi_for_local_result,
13533 create_call_for_reduction_1, create_loads_for_reductions,
13534 create_stores_for_reduction, create_loads_and_stores_for_name):
13536 * tree-phinodes.c (allocate_phi_node): Likewise.
13537 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13538 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13539 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13540 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13541 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13542 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13543 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13544 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13545 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13546 vn_nary_op_insert): Likewise.
13547 * tree-ssa.c (redirect_edge_var_map_add,
13548 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13549 * tree-vectorizer.c (vectorize_loops): Likewise.
13550 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13551 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13552 tree_cons_stat, build1_stat, build_variant_type_copy,
13553 decl_init_priority_lookup, decl_fini_priority_lookup,
13554 decl_priority_info, decl_restrict_base_lookup,
13555 decl_restrict_base_insert, decl_debug_expr_lookup,
13556 decl_debug_expr_insert, decl_value_expr_lookup,
13557 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13558 type_hash_add, get_file_function_name, tree_check_failed,
13559 tree_not_check_failed, tree_range_check_failed,
13560 omp_clause_range_check_failed, build_omp_clause,
13561 build_vl_exp_stat): Likewise.
13562 * value-prof.c (gimple_histogram_value,
13563 gimple_duplicate_stmt_histograms): Likewise.
13564 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13565 unshare_variable, variable_union_info_cmp_pos, variable_union,
13566 dataflow_set_different_1, dataflow_set_different_2,
13567 vt_find_locations, variable_was_changed, set_variable_part,
13568 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13569 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13570 section_entry_hash, object_block_entry_eq,
13571 object_block_entry_hash, create_block_symbol,
13572 initialize_cold_section_name, default_function_rodata_section,
13573 strip_reg_name, set_user_assembler_name, const_desc_eq,
13574 build_constant_desc, output_constant_def, lookup_constant_def,
13575 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13576 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13577 default_internal_label): Likewise.
13578 * varray.c (varray_init, varray_grow): Likewise.
13579 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13581 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13583 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13584 operators for "test" insn. Macroize insn using SWI mode macro.
13585 (*jcc_fused_2): Ditto.
13586 (*jcc_fused_3): Macroize insn using SWI mode macro.
13587 (*jcc_fused_4): Ditto.
13589 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13591 * tree-ssa-pre.c: Fix typo in comment.
13592 (init_antic, fini_antic): Add explicit funtions for
13593 initializing and deinitializing ANTIC and AVAIL sets.
13594 (create_expression_by_pieces): Fix typo in comment.
13595 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13596 (execute_pre): Eventually dump details about ANTIC_IN.
13598 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13600 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13601 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13602 add_to_obstack, file_at_path, find_a_file, execute,
13603 add_preprocessor_option, add_assembler_option, add_linker_option,
13604 process_command, insert_wrapper, do_option_spec, do_self_spec,
13605 spec_path, do_spec_1, is_directory, main, used_arg,
13606 getenv_spec_function): Likewise.
13607 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13608 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13611 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13613 * doc/rtl.texi: Updated subreg section.
13615 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13618 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13619 node->needed and node->reachable.
13620 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13621 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13622 (expand_task_call): Don't call expand_task_copyfn.
13623 (expand_task_copyfn): Renamed to...
13624 (finalize_task_copyfn): ... this.
13626 2008-06-19 Jan Hubicka <jh@suse.cz>
13628 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13629 clobbering framepointer.
13631 2008-06-19 Jan Hubicka <jh@suse.cz>
13633 * tree-optimize.c (execute_early_local_optimizations): Set
13634 cgraph_state only at first invocation.
13636 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13638 * system.h (-Wc++-compat): Activate as a warning, no an error.
13640 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13642 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13643 instead of "#" in insn asm template.
13644 (*jcc_fused_2): Ditto.
13646 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13648 * config/i386/i386.h (ix86_tune_indices)
13649 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13650 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13651 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13652 (*jcc_fused_2): Ditto.
13653 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13654 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13655 (print operand): Handle 'E' and 'e' code.
13657 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13659 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13660 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13661 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13663 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13665 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13667 (cgraph_expand_function): Use local copy of decl.
13668 (cgraph_expand_all_functions): Remove redundant initialization of
13670 (cgraph_optimize): Reword internal_error message.
13672 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13674 * arm-protos.h (arm_return_in_memory): Remove public
13675 arm_return_in_memory() prototype.
13676 * arm.c (arm_return_in_memory): Add static prototype, add target
13677 hook macro, change definition and comments.
13678 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13680 2008-06-19 Ben Elliston <bje@au.ibm.com>
13682 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13683 real.c: Remove references to IEEE 754R.
13684 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13685 * doc/libgcc.texi (Decimal float library routines): Likewise.
13687 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13689 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13690 (default_unwind_word_mode): Add prototype.
13691 * targhooks.c (default_unwind_word_mode): New function.
13692 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13693 instead of word_mode.
13694 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13695 (TARGET_INITIALIZER): Use it.
13697 * c-common.c (handle_mode_attribute): Support "unwind_word"
13699 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13701 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13702 word_mode to access SjLj_Function_Context member "data".
13703 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13704 conversion from targetm.eh_return_filter_mode () to
13705 targetm.unwind_word_mode () if they differ.
13707 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13708 (BT_FN_UNWINDWORD_PTR): New function type.
13709 (BT_FN_WORD_PTR): Remove.
13710 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13711 * except.c (expand_builtin_extend_pointer): Convert pointer to
13712 targetm.unwind_word_mode () instead of word_mode.
13714 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13715 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13716 (spu_unwind_word_mode): New function.
13717 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13718 (TARGET_UNWIND_WORD_MODE): Define.
13719 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13721 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13723 * config/spu/spu.c (reg_align): Remove.
13724 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13725 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13726 (spu_split_store): Likewise.
13728 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13730 * gcc/tree-vn.c: Fix typo in comment.
13732 2008-06-18 Jan Hubicka <jh@suse.cz>
13734 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13735 toplevel reorder too.
13737 2008-06-18 Jan Hubicka <jh@suse.cz>
13739 * c-opts.c (c_common_post_options): PCH is not compatible with
13741 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13742 -fno-toplevel-reorder by default now.
13744 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13746 PR documentation/30739
13747 * doc/install.texi (Prerequisites): Document dependency on awk.
13749 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13750 Ian Lance Taylor <iant@google.com>
13752 PR rtl-optimization/35604
13753 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13754 only want to change jump destinations, not eventual label comparisons.
13756 2008-06-16 Jan Hubicka <jh@suse.cz>
13758 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13760 (cgraph_analyze_function): Likewise.
13762 2008-06-16 Jan Hubicka <jh@suse.cz>
13764 * cgraph.h (cgraph_mark_if_needed): New function.
13765 * cgraphunit.c (cgraph_mark_if_needed): New function.
13766 * c-decl.c (duplicate_decl): Use it.
13768 2008-06-16 Jan Hubicka <jh@suse.cz>
13770 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13773 2008-06-16 Jan Hubicka <jh@suse.cz>
13775 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13777 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13778 Kazu Hirata <kazu@codesourcery.com>
13779 Maxim Kuvyrkov <maxim@codesourcery.com
13781 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13782 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13783 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13784 EXTRA_SPEC_FUNCTIONS.
13785 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13786 (DRIVER_SELF_SPECS): Adjust.
13787 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13788 * config/mips/st.h, config/mips/t-st: New.
13789 * config/mips/driver-native.c, config/mips/x-native: New.
13790 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13793 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13795 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13797 (ISA_HAS_FP_CONDMOVE): New macro.
13798 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13799 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13800 (ISA_HAS_NMADD3_NMSUB3): New macro.
13801 * config/mips/mips.c (mips_rtx_costs): Update.
13802 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13803 compiling for ST Loongson 2E/2F.
13804 (madd<mode>): Rename to madd4<mode>. Update.
13805 (madd3<mode>): New pattern.
13806 (msub<mode>): Rename to msub4<mode>. Update.
13807 (msub3<mode>): New pattern.
13808 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13809 (nmadd3<mode>): New pattern.
13810 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13811 (nmadd3<mode>_fastmath): New pattern.
13812 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13813 (nmsub3<mode>): New pattern.
13814 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13815 (nmsub3<mode>_fastmath): New pattern.
13816 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13818 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13820 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13821 (DF_REF_INSN_INFO): New.
13822 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13823 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13824 with a NULL DF_REF_INSN_INFO.
13825 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13827 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13828 DF_INSN_INFO_EQ_USES): New.
13829 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13830 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13831 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13832 * df-core.c: Update comment for above changes.
13833 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13834 DF_INSN_UID_* macros.
13835 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13836 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13837 insn rtx. Update all callers.
13838 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13839 df_ref_create_structure, df_insn_refs_collect): Likewise.
13840 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13841 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13842 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13843 macros to access the insn refs.
13844 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13845 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13846 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13847 for accessing the refs.
13848 (try_fwprop_subst): Likewise.
13849 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13850 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13851 for accessing the refs.
13852 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13853 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13854 to look at the insn refs.
13855 (record_uses): Likewise.
13856 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13858 (mark_artificial_uses): Don't mark_insn for artificial refs.
13859 (mark_reg_rependencies): Likewise.
13861 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13863 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13865 * configure: Regenerate.
13867 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13869 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13870 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13871 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13873 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13875 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13876 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13877 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13879 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13881 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13882 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13883 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13885 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13887 * tree-ssa-sccvn.c: Fix format of comments.
13889 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13891 * cgraph.c: Remove unneeded forward declarations of eq_node()
13894 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13896 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13898 (see_update_relevancy): Likewise.
13899 * fwprop.c (try_fwprop_subst): Likewise.
13900 * rtlanal.c (noop_move_p): Likewise.
13901 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13902 notes to non-existing libcall blocks.
13903 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13905 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13906 (dead_libcall_p): Remove.
13907 (delete_trivially_dead_insns): Don't use it.
13908 * web.c (union_defs): Remove comment about keeping nops.
13909 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13910 (compute_hash_table_work): Don't track libcall notes.
13911 (do_local_cprop): Don't take libcall pointers. Don't update
13913 (adjust_libcall_notes): Deleted.
13914 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13915 ever have existed in the first place).
13916 (replace_store_insn): Don't try to remove libcall notes.
13917 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13918 (resolve_reg_notes): Don't call them.
13919 (resolve_simple_move): Likewise.
13920 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13921 Don't remove REG_RETVAL notes.
13922 * emit-rtl.c (try_split): Don't update libcall notes.
13923 (emit_copy_of_insn_after): Dito.
13924 * cselib.c (cselib_current_insn_in_libcall): Remove.
13925 (cselib_process_insn): Don't set/clear it.
13926 (new_elt_loc_list): Don't record it.
13927 (cselib_init): Don't initialize it.
13928 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13929 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13931 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13932 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13933 (init_deps): Don't initialize it.
13934 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13935 * combine.c (delete_noop_moves): Don't update libcall notes.
13936 (can_combine_p): Remove now pointless #if 0 block.
13937 (try_combine): Remove another obsolete #if 0 block.
13938 (distribute_notes): Don't distribute libcall notes.
13939 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13940 * dce.c (libcall_dead_p): Remove.
13941 (delete_unmarked_insns): Don't handle libcall blocks.
13942 (preserve_libcall_for_dce): Remove.
13943 (prescan_insns_for_dce): Don't special-case libcall block insns.
13944 * reload1 (reload): Don't handle libcall notes.
13945 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13948 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13950 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13951 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13952 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13954 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13956 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13957 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13958 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13960 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13962 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13964 2008-06-16 Ira Rosen <irar@il.ibm.com>
13966 PR tree-optimization/36493
13967 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13968 the arguments list. Use VECTYPE to create vector pointer.
13969 (vectorizable_store): Fail if accesses through a pointer to vectype
13970 do not alias the original memory reference operands.
13971 Call vect_create_data_ref_ptr without the removed argument.
13972 (vectorizable_load): Likewise.
13973 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13976 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13979 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13980 reg_equiv_constant.
13982 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13984 * config/mips/loongson2ef.md: New file.
13985 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13986 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13987 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13988 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13989 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13991 (loongson2ef.md): New include.
13992 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13993 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13994 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13995 (loongson_gt_<mode>, loongson_extract_halfword)
13996 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13997 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13998 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13999 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14000 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14001 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14002 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14003 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14004 (vec_interleave_low<mode>): Define type attribute.
14005 * config/mips/mips.c (mips_ls2): New static variable.
14006 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14007 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14008 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14009 Implement target scheduling hooks.
14010 (mips_multipass_dfa_lookahead): Update to handle tuning for
14012 (mips_sched_init): Initialize data for Loongson scheduling.
14013 (mips_ls2_variable_issue): New static function.
14014 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14016 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14017 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14018 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14019 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14020 Handle ST Loongson 2E/2F cores.
14021 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14023 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14025 * omp-low.c (extract_omp_for_data): Fix comment typo.
14028 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14030 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14031 FIXME note about gcc/config.guess.
14032 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14033 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14034 * doc/cppopts.texi: Likewise.
14035 * doc/extend.texi: Likewise.
14036 * doc/gcc.texi: Likewise.
14037 * doc/gccint.texi: Likewise.
14038 * doc/gcov.texi: Likewise.
14039 * doc/gty.texi: Likewise.
14040 * doc/hostconfig.texi: Likewise.
14041 * doc/install.texi: Likewise.
14042 * doc/invoke.texi: Likewise.
14043 * doc/loop.texi: Likewise.
14044 * doc/makefile.texi: Likewise.
14045 * doc/md.texi: Likewise.
14046 * doc/passes.texi: Likewise.
14047 * doc/tm.texi: Likewise.
14048 * doc/tree-ssa.texi: Likewise.
14049 * doc/trouble.texi: Likewise.
14051 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14052 Nathan Sidwell <nathan@codesourcery.com>
14053 Maxim Kuvyrkov <maxim@codesourcery.com>
14054 Richard Sandiford <rdsandiford@googlemail.com>
14056 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14057 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14058 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14060 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14061 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14062 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14064 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14065 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14066 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14067 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14068 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14069 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14070 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14071 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14072 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14073 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14074 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14075 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14076 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14077 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14078 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14079 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14080 (mips_builtins): Add Loongson builtins.
14081 (mips_loongson_2ef_bdesc): New.
14082 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14083 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14084 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14085 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14087 (mips_expand_vector_init): New.
14088 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14089 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14091 * config/mips/mips.md: Add unspec numbers for Loongson
14092 builtins. Include loongson.md.
14093 (MOVE64): Include Loongson vector modes.
14094 (SPLITF): Include Loongson vector modes.
14095 (HALFMODE): Handle Loongson vector modes.
14096 * config/mips/loongson.md: New.
14097 * config/mips/loongson.h: New.
14098 * config.gcc: Add loongson.h header for mips*-*-* targets.
14099 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14101 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14103 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14104 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14105 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14106 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14107 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14108 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14109 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14110 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14111 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14112 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14113 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14114 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14115 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14116 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14117 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14118 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14119 Remove use_fixproto=yes.
14120 (ia64*-*-hpux*): Remove comment about using fixproto.
14121 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14123 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14125 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14127 * configure: Regenerate.
14129 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14131 PR middle-end/36520
14132 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14133 before evaluating it.
14135 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14138 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14139 nested inline functions.
14140 (start_decl, start_function): Don't invert DECL_EXTERNAL
14141 for nested inline functions.
14143 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14145 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14146 splits that must be made for correctness.
14148 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14150 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14151 (AVAIL_NON_MIPS16): Likewise.
14152 (mips_builtin_description): Replace target_flags with a predicate.
14153 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14154 (dspr2_32): New availability predicates.
14155 (MIPS_BUILTIN): New macro.
14156 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14157 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14158 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14159 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14160 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14161 (mips_dsp_32only_bdesc): Merge into...
14162 (mips_builtins): ...this new array.
14163 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14164 (mips_init_builtins): Update after above changes.
14165 (mips_expand_builtin_1): Merge into...
14166 (mips_expand_builtin): ...here and update after above changes.
14168 2008-06-12 Paul Brook <paul@codesourcery.com>
14170 * longlong.h (__arm__): Define count_leading_zeros.
14171 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14172 (clzsi2, clzdi2): New functions.
14173 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14174 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14175 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14176 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14177 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14178 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14179 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14180 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14181 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14182 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14184 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14186 * config/m68k/m68k.c (m68k_tune_flags): New.
14187 (override_options): Compute m68k_tune_flags.
14188 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14189 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14191 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14193 PR middle-end/36506
14194 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14196 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14198 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14199 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14201 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14203 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14204 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14206 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14208 PR middle-end/36506
14209 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14212 2008-06-12 Richard Guenther <rguenther@suse.de>
14214 PR tree-optimization/36345
14215 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14216 add memory_tag_needed flag.
14217 (may_alias_p): Declare.
14218 * tree-ssa-alias.c (may_alias_p): Export.
14219 (set_initial_properties): Use memory_tag_needed flag.
14220 (update_reference_counts): Likewise.
14221 (reset_alias_info): Reset memory_tag_needed flag.
14222 (create_name_tags): Check memory_tag_needed flag.
14223 (dump_points_to_info_for): Dump it.
14224 * tree-ssa-structalias.c (struct variable_info): Remove
14225 directly_dereferenced flag.
14226 (new_var_info): Do not initialize it.
14227 (process_constraint_1): Do not set it.
14228 (update_alias_info): Set is_dereferenced flag.
14229 (set_uids_in_ptset): Use may_alias_p.
14230 (set_used_smts): Check memory_tag_needed flag.
14231 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14232 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14233 memory_tag_needed flag.
14234 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14235 from broken design.
14237 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14239 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14240 red zone for w64 abi.
14241 (ix86_expand_prologue): Likewise.
14242 (ix86_force_to_memory): Likewise.
14243 (ix86_free_from_memory): Likewise.
14245 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14248 * config/rs6000/rs6000.c (rs6000_override_options): Set
14249 rs6000_isel conditionally to the absence of comand line override.
14250 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14251 Remove duplicate rs6000_isel setting.
14252 * config/rs6000/eabispe.h: Ditto.
14254 2008-06-11 Richard Guenther <rguenther@suse.de>
14256 * alias.c (get_alias_set): Use the element alias-set for arrays.
14257 (record_component_aliases): For arrays and vectors do nothing.
14258 * c-common.c (strict_aliasing_warning): Handle the cases
14259 of alias set zero explicitly.
14260 * Makefile.in (dfp.o-warn): Add -Wno-error.
14262 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14264 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14266 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14267 tune_32 tune_64 to supported_defaults. Allow values not
14268 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14269 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14270 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14271 with_cpu_64 to generic for 64-bit-supporting configurations, not
14272 with_cpu. Remove FIXMEs.
14273 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14274 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14275 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14276 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14277 arch_32 and arch_64.
14279 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14280 Olivier Hainque <hainque@adacore.com>
14282 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14283 Use DECL_SIZE_UNIT to retrieve the size of the field.
14285 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14287 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14288 with function calls after declarations. Lay out
14289 neon_float_type_node before further use.
14291 2008-06-11 Richard Guenther <rguenther@suse.de>
14293 * tree-flow.h (may_point_to_global_var): Declare.
14294 * tree-ssa-alias.c (may_point_to_global_var): New function.
14295 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14297 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14299 * configure.ac: Teach that fido supports .debug_line.
14300 * configure: Regenerate.
14302 2008-06-10 Tom Tromey <tromey@redhat.com>
14304 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14307 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14309 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14310 (encode_decimal64, decode_decimal64, encode_decimal128,
14311 decode_decimal128): Reverse order of 32-bit parts of value if host
14312 and target endianness differ.
14314 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14316 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14317 Avoid division by 0.
14318 (tree_mod_pow2_value_transform): Likewise.
14319 (tree_ic_transform): Likewise.
14320 (tree_stringops_transform): Likewise.
14321 (tree_mod_subtract_transform): Likewise.
14322 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14323 (copy_edges_for_bb): Likewise.
14324 (initialize_cfun): Likewise.
14326 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14328 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14329 nonmemory_operand. Add "N" operand constraint.
14331 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14332 (*jcc_btsi_mask): Ditto.
14333 (*jcc_btsi_mask_1): Ditto.
14335 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14337 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14338 TYPE_CANONICAL for copied element type.
14340 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14343 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14344 Add m_CORE2 and m_GENERIC.
14345 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14346 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14348 (*jcc_btdi_rex64): New instruction and split pattern.
14349 (*jcc_btsi): Ditto.
14350 (*jcc_btsi_1): Ditto.
14351 (*btsq): Fix Intel asm dialect operand order.
14355 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14357 PR middle-end/36447
14358 * simplify-rtx.c (simplify_subreg): Add check for shift count
14361 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14363 * doc/md.texi: Synchronize with later constraints.md change.
14364 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14365 with a C implementation.
14366 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14368 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14369 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14370 when moving to and from MD_REGNUM.
14371 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14372 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14373 Handle byte and halfword moves.
14374 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14376 * config/mips/constraints.md (h): Turn into NO_REGS.
14377 (l, x): Update documentation.
14378 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14379 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14380 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14381 (HILO): New mode iterator.
14383 (any_div): New code iterator.
14384 (u): Extend code attribute to div and udiv.
14385 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14386 d_operand in the splitters. Remove redundant CONST_INT checks.
14387 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14388 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14389 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14390 accordingly, using normal moves instead of unspecs to move LO into
14391 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14392 (<u>mulsidi3): Handle expansion in C code.
14393 (<u>mulsidi3_32bit_internal): Rename to...
14394 (<u>mulsidi3_32bit): ...this.
14395 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14396 (*<u>mulsidi3_64bit): Rename to...
14397 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14398 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14399 to set LO and HI to the multiplication result. Use a normal move
14400 for MFLO and an unspec for MFHI.
14401 (*<u>mulsidi3_64bit_parts): Replace with...
14402 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14403 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14404 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14405 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14406 instead of HI. Split the instruction into a separate multiplication
14407 and MFHI if !TARGET_FIX_R4000.
14408 (<su>muldi3_highpart): Likewise.
14409 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14410 and the "=h" clobber.
14411 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14412 (<u>mulditi3): New expander.
14413 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14414 (madsi): Remove "=h" clobber.
14415 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14416 Force the modulus result to be a GPR and split the instruction into
14417 a division followed by an MFHI after reload.
14418 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14419 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14420 the MIPS16 HIGH define_split.
14421 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14422 of acc<->gpr moves to "multi".
14423 (*movdi_64bit): Replace the single "x" alternative with
14424 alternatives for moving into and out of "a".
14425 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14426 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14427 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14428 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14429 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14430 (movti): New expander.
14431 (*movti, *movti_mips16): New insns.
14432 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14433 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14434 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14435 * config/mips/predicates.md (fpr_operand): Delete.
14436 (d_operand): New predicate.
14438 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14440 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14441 failure on some Bourne shells.
14442 (x86_64-*-*): Ditto.
14444 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14446 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14448 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14450 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14451 (sparc-sun-solaris2*): Likewise.
14453 2008-06-09 Arnaud Charlet <charlet@adacore.com
14455 * doc/install.texi: Update requirements to build the Ada compiler.
14457 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14459 * df-scan.c (struct df_scan_problem_data): Remove the
14460 mw_link_pool alloc pool.
14461 (df_scan_free_internal): Don't free it.
14462 (df_scan_alloc): Don't allocate it.
14463 * df.h (struct df_link): Update comment.
14465 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14467 * except.h: Correct checks for when SJLJ exceptions must be used.
14469 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14471 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14474 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14476 PR tree-optimization/36218
14477 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14478 configure for the build system.
14479 (BUILD_LDFLAGS): Define.
14480 * configure: Regenerate.
14481 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14483 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14486 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14487 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14488 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14490 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14492 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14494 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14496 * config.gcc (Obsolete configurations): Remove list of
14498 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14499 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14500 targets matched by those patterns.
14501 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14502 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14503 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14504 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14505 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14506 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14507 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14508 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14509 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14510 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14511 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14512 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14513 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14514 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14515 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14516 Make code for Solaris 7 and greater unconditional for Solaris.
14517 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14518 Remove --with-* handling.
14519 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14520 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14521 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14522 LINK_OS_WINDISS_SPEC): Remove.
14523 * config/rs6000/sysv4.opt (mwindiss): Remove.
14524 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14525 * configure: Regenerate.
14526 * doc/cpp.texi: Don't mention BeOS.
14527 * doc/extend.texi (interrupt): Don't mention MS1.
14528 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14529 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14530 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14531 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14532 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14534 * doc/invoke.texi (MT Options): Remove.
14535 (-mwindiss): Remove.
14536 (CRIS Options): Remove cris-axis-aout references.
14537 (HPPA Options): Don't mention hppa1.1-*-pro.
14538 * doc/md.texi: (MorphoTech family): Remove.
14539 * libgcc2.c: Don't handle UWIN.
14540 * config/alpha/t-unicosmk: Remove.
14541 * config/alpha/unicosmk.h: Remove.
14542 * config/arm/kaos-arm.h: Remove.
14543 * config/arm/kaos-strongarm.h: Remove.
14544 * config/arm/strongarm-coff.h: Remove.
14545 * config/arm/strongarm-elf.h: Remove.
14546 * config/arm/strongarm-pe.h: Remove.
14547 * config/arm/t-strongarm-pe: Remove.
14548 * config/arm/t-xscale-coff: Remove.
14549 * config/arm/t-xscale-elf: Remove.
14550 * config/arm/xscale-coff.h: Remove.
14551 * config/arm/xscale-elf.h: Remove.
14552 * config/chorus.h: Remove.
14553 * config/cris/aout.h: Remove.
14554 * config/cris/aout.opt: Remove.
14555 * config/cris/t-aout: Remove.
14556 * config/i386/beos-elf.h: Remove.
14557 * config/i386/kaos-i386.h: Remove.
14558 * config/i386/ptx4-i.h: Remove.
14559 * config/i386/sco5.h: Remove.
14560 * config/i386/sco5.opt: Remove.
14561 * config/i386/sysv4-cpp.h: Remove.
14562 * config/i386/sysv5.h: Remove.
14563 * config/i386/t-beos: Remove.
14564 * config/i386/t-sco5: Remove.
14565 * config/i386/t-uwin: Remove.
14566 * config/i386/uwin.asm: Remove.
14567 * config/i386/uwin.h: Remove.
14568 * config/kaos.h: Remove.
14569 * config/mips/windiss.h: Remove.
14570 * config/mt: Remove directory.
14571 * config/pa/pa-osf.h: Remove.
14572 * config/pa/pa-pro-end.h: Remove.
14573 * config/pa/t-pro: Remove.
14574 * config/ptx4.h: Remove.
14575 * config/rs6000/beos.h: Remove.
14576 * config/rs6000/kaos-ppc.h: Remove.
14577 * config/rs6000/t-beos: Remove.
14578 * config/rs6000/windiss.h: Remove.
14579 * config/sh/kaos-sh.h: Remove.
14580 * config/sol2-6.h: Remove.
14581 * config/sparc/sol26-sld.h: Remove.
14582 * config/sparc/sysv4-only.h: Remove.
14583 * config/vax/bsd.h: Remove.
14584 * config/vax/t-memfuncs: Remove.
14585 * config/vax/ultrix.h: Remove.
14586 * config/vax/vaxv.h: Remove.
14587 * config/windiss.h: Remove.
14589 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14591 PR rtl-optimization/36438
14592 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14593 for vector shifts with constant scalar shift operands.
14595 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14597 * doc/invoke.texi: Document -march=xlr.
14598 * config/mips/xlr.md: New file.
14599 * config/mips/mips.md: Include it.
14601 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14602 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14603 (mips_rtx_cost_data): Likewise.
14605 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14607 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14608 PRE_INC and PRE_DEC cases.
14610 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14612 PR rtl-optimization/36419
14613 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14614 the emitting jump insn.
14617 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14618 is not bool, boolify the whole *expr_p and convert to the desired type.
14620 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14622 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14623 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14624 Add omp_private_outer_ref hook, add another argument to
14625 omp_clause_default_ctor hook.
14626 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14627 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14628 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14629 hook_tree_tree_tree_tree_null.
14630 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14631 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14632 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14633 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14634 * tree.def (OMP_TASK): New tree code.
14635 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14636 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14637 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14638 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14639 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14640 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14641 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14642 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14643 (OMP_DIRECTIVE_P): Add OMP_TASK.
14644 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14645 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14646 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14647 and OMP_CLAUSE_UNTIED entries.
14648 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14650 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14651 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14652 * tree-pretty-print.c (dump_omp_clause): Handle
14653 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14654 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14655 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14656 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14657 warning about unsigned iterators. Change decl/init/cond/incr
14658 arguments to TREE_VECs, check arguments for all collapsed loops.
14659 (c_finish_omp_taskwait): New function.
14660 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14662 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14663 default_function_array_conversion on init. Add par_clauses argument.
14664 If decl is present in parallel's lastprivate clause, change it to
14665 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14666 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14667 collapse count in clauses.
14668 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14669 c_parser_omp_for_loop callers.
14670 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14671 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14672 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14673 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14675 (c_parser_omp_clause_schedule): Handle schedule(auto).
14676 Include correct location in the error message.
14677 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14678 and PRAGMA_OMP_CLAUSE_UNTIED.
14679 (OMP_TASK_CLAUSE_MASK): Define.
14680 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14681 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14682 * tree-nested.c (convert_nonlocal_omp_clauses,
14683 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14684 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14685 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14686 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14688 (conver_nonlocal_reference, convert_local_reference,
14689 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14690 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14691 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14692 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14693 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14694 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14695 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14696 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14697 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14699 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14700 * c-common.h (c_finish_omp_taskwait): New prototype.
14701 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14702 * tree-parloops.c (create_parallel_loop): Create 1 entry
14703 vectors for OMP_FOR_{INIT,COND,INCR}.
14704 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14705 (make_edges): Handle OMP_TASK.
14706 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14707 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14708 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14709 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14710 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14711 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14712 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14713 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14714 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14715 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14716 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14717 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14718 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14719 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14720 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14721 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14722 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14723 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14724 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14725 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14726 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14727 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14728 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14729 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14730 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14731 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14732 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14733 original iterator is present in lastprivate clause or if
14734 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14735 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14736 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14737 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14738 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14739 if it is set, lookup var in outer contexts too. Handle
14740 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14741 to be implicitly determined firstprivate for task regions.
14742 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14743 if it is set, lookup var in outer contexts too. Set
14744 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14745 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14746 OMP_CLAUSE_UNTIED. Take region_type as last argument
14747 instead of in_parallel and in_combined_parallel.
14748 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14750 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14751 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14752 (new_omp_context): Set default_kind to
14753 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14754 (omp_region_type): New enum.
14755 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14756 fields, add region_type.
14757 (new_omp_context): Take region_type as argument instead of is_parallel
14758 and is_combined_parallel.
14759 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14760 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14761 ctx->is_combined_parallel checks.
14762 (gimplify_omp_task): New function.
14763 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14765 * omp-low.c (extract_omp_for_data): Use schedule(static)
14766 for schedule(auto). Handle pointer and unsigned iterators.
14767 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14768 Add loops argument. Extract data for collapsed OMP_FOR loops.
14769 (expand_parallel_call): Assert sched_kind isn't auto,
14770 map runtime schedule to index 3.
14771 (struct omp_for_data_loop): New type.
14772 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14773 Add loop, loops, collapse and iter_type fields.
14774 (workshare_safe_to_combine_p): Disallow combined for if
14775 iter_type is unsigned long long. Don't combine collapse > 1 loops
14776 unless all bounds and steps are constant. Adjust extract_omp_for_data
14778 (expand_omp_for_generic): Handle pointer, unsigned and long long
14779 iterators. Handle collapsed OMP_FOR loops. Adjust
14780 for struct omp_for_data changes. If libgomp function doesn't return
14781 boolean_type_node, add comparison of the return value with 0.
14782 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14783 pointer, unsigned and long long iterators. Adjust for struct
14784 omp_for_data changes.
14785 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14786 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14787 unsigned long long. Allocate loops array, pass it to
14788 extract_omp_for_data. For collapse > 1 loops use always
14789 expand_omp_for_generic.
14790 (omp_context): Add sfield_map and srecord_type fields.
14791 (is_task_ctx, lookup_sfield): New functions.
14792 (use_pointer_for_field): Use is_task_ctx helper. Change first
14793 argument's type from const_tree to tree. Clarify comment.
14794 In OMP_TASK disallow copy-in/out sharing.
14795 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14796 (install_var_field): Add mask argument. Populate both record_type
14797 and srecord_type if needed.
14798 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14800 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14801 and DECL_FIELD_OFFSET.
14802 (scan_sharing_clauses): Adjust install_var_field callers. For
14803 firstprivate clauses on explicit tasks allocate the var by value in
14804 record_type unconditionally, rather than by reference.
14805 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14806 Use is_taskreg_ctx instead of is_parallel_ctx.
14807 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14808 (create_omp_child_function_name): Add task_copy argument, use
14809 *_omp_cpyfn* names if it is true.
14810 (create_omp_child_function): Add task_copy argument, if true create
14811 *_omp_cpyfn* helper function.
14812 (scan_omp_parallel): Adjust create_omp_child_function callers.
14813 Rename parallel_nesting_level to taskreg_nesting_level.
14814 (scan_omp_task): New function.
14815 (lower_rec_input_clauses): Don't run constructors for firstprivate
14816 explicit task vars which are initialized by *_omp_cpyfn*.
14817 Pass outer var ref to omp_clause_default_ctor hook if
14818 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14819 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14820 OMP_CLAUSE_REDUCTION_INIT.
14821 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14822 avoid duplicate setting of fields. Handle
14823 OMP_CLAUSE_PRIVATE_OUTER_REF.
14824 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14825 copy-out if TREE_READONLY, only copy-in.
14826 (expand_task_copyfn): New function.
14827 (expand_task_call): New function.
14828 (struct omp_taskcopy_context): New type.
14829 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14831 (lower_omp_parallel): Rename to...
14832 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14833 Call create_task_copyfn if srecord_type is needed. Adjust
14835 (task_shared_vars): New variable.
14836 (check_omp_nesting_restrictions): Warn if work-sharing,
14837 barrier, master or ordered region is closely nested inside OMP_TASK.
14838 Add warnings for barrier if closely nested inside of work-sharing,
14839 ordered, or master region.
14840 (scan_omp_1): Call check_omp_nesting_restrictions even for
14841 GOMP_barrier calls. Rename parallel_nesting_level to
14842 taskreg_nesting_level. Handle OMP_TASK.
14843 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14844 work-sharing construct, continue looking for them on parent parallel
14846 (lower_omp_for_lastprivate): Add lastprivate clauses
14847 to the beginning of dlist rather than end. Adjust for struct
14848 omp_for_data changes.
14849 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14850 not after it. Handle collapsed OMP_FOR loops, adjust for
14851 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14852 (get_ws_args_for): Adjust extract_omp_for_data caller.
14853 (scan_omp_for): Handle collapsed OMP_FOR
14854 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14855 (lower_omp_single_simple): If libgomp function doesn't return
14856 boolean_type_node, add comparison of the return value with 0.
14857 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14858 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14859 (parallel_nesting_level): Rename to...
14860 (taskreg_nesting_level): ... this.
14861 (is_taskreg_ctx): New function.
14862 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14863 of is_parallel_ctx.
14864 (execute_lower_omp): Rename parallel_nesting_level to
14865 taskreg_nesting_level.
14866 (expand_omp_parallel): Rename to...
14867 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14868 Call omp_task_call for OMP_TASK regions.
14869 (expand_omp): Adjust caller, handle OMP_TASK.
14870 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14872 * bitmap.c (bitmap_default_obstack_depth): New variable.
14873 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14874 if argument is NULL and bitmap_default_obstack is already initialized.
14875 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14877 * matrix-reorg.c (matrix_reorg): Likewise.
14879 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14881 * config/i386/i386.md (*indirect_jump): Macroize using P
14882 mode iterator. Remove !TARGET_64BIT from insn constraints.
14883 (*tablejump_1): Ditto.
14884 (*indirect_jump_rex64): Remove insn pattern.
14885 (*tablejump_1_rex64): Ditto.
14886 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14887 and eh_return_si insn patterns.
14889 2008-06-06 Richard Guenther <rguenther@suse.de>
14891 * tree-ssa-structalias.c (merge_smts_into): Remove.
14892 (find_what_p_points_to): Do not bother to compute the
14893 points-to set for pt_anything pointers.
14894 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14895 for pt_anything pointers is ok.
14897 2008-06-06 Jan Hubicka <jh@suse.cz>
14899 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14901 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14903 * cgraph.c: Fix typos in comments.
14904 (cgraph_availability_names): Fix string typo.
14905 * fold-const.c: Fix typos in comments.
14906 (fold_binary): Fix typo in warning.
14907 * genautomata.c: Fix typos in comments.
14908 (check_presence_pattern_sets): Fix typo in local variable.
14909 (output_description): Fix typo in output.
14910 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14911 * hwint.h: Likewise.
14912 * matrix-reorg.c (check_allocation_function): Likewise.
14913 * omega.c (smooth_weird_equations): Likewise.
14914 * auto-inc-dec.c: Fix typos in comments.
14915 * bb-reorder.c: Likewise.
14916 * builtins.c: Likewise.
14917 * c-common.c: Likewise.
14918 * c-cppbuiltin.c: Likewise.
14919 * c-parser.c: Likewise.
14920 * c-pretty-print.c: Likewise.
14921 * cfgcleanup.c: Likewise.
14922 * cfgexpand.c: Likewise.
14923 * cfghooks.c: Likewise.
14924 * cfglayout.c: Likewise.
14925 * cfgloopmanip.c: Likewise.
14926 * cgraphunit.c: Likewise.
14927 * coverage.c: Likewise.
14928 * dbxout.c: Likewise.
14929 * df-byte-scan.c: Likewise.
14930 * df-core.c: Likewise.
14931 * df-problems.c: Likewise.
14932 * df-scan.c: Likewise.
14934 * dominance.c: Likewise.
14935 * domwalk.c: Likewise.
14937 * dwarf2out.c: Likewise.
14938 * emit-rtl.c: Likewise.
14939 * et-forest.c: Likewise.
14940 * function.c: Likewise.
14941 * function.h: Likewise.
14943 * gcov-io.c: Likewise.
14944 * gcov.c: Likewise.
14945 * gcse.c: Likewise.
14946 * genattrtab.c: Likewise.
14947 * ggc-page.c: Likewise.
14948 * gimplify.c: Likewise.
14949 * gthr-lynx.h: Likewise.
14950 * haifa-sched.c: Likewise.
14951 * ipa-cp.c: Likewise.
14952 * ipa-inline.c: Likewise.
14953 * ipa-prop.h: Likewise.
14954 * ipa-pure-const.c: Likewise.
14955 * ipa-struct-reorg.c: Likewise.
14956 * ipa-struct-reorg.h: Likewise.
14957 * ipa-type-escape.c: Likewise.
14959 * loop-doloop.c: Likewise.
14960 * mips-tfile.c: Likewise.
14961 * mkmap-flat.awk: Likewise.
14962 * mkmap-symver.awk: Likewise.
14963 * modulo-sched.c: Likewise.
14964 * omp-low.c: Likewise.
14965 * optabs.c: Likewise.
14966 * optabs.h: Likewise.
14967 * opts.c: Likewise.
14968 * passes.c: Likewise.
14969 * postreload-gcse.c: Likewise.
14970 * postreload.c: Likewise.
14971 * predict.c: Likewise.
14972 * pretty-print.h: Likewise.
14973 * profile.c: Likewise.
14974 * protoize.c: Likewise.
14975 * ra-conflict.c: Likewise.
14976 * real.c: Likewise.
14977 * recog.c: Likewise.
14978 * regclass.c: Likewise.
14979 * regs.h: Likewise.
14980 * reload.c: Likewise.
14981 * rtl-error.c: Likewise.
14982 * rtlanal.c: Likewise.
14983 * scan.h: Likewise.
14984 * sched-rgn.c: Likewise.
14986 * stmt.c: Likewise.
14987 * target.h: Likewise.
14988 * tree-dfa.c: Likewise.
14989 * tree-eh.c: Likewise.
14990 * tree-flow-inline.h: Likewise.
14991 * tree-inline.c: Likewise.
14992 * tree-into-ssa.c: Likewise.
14993 * tree-loop-distribution.c: Likewise.
14994 * tree-nested.c: Likewise.
14995 * tree-parloops.c: Likewise.
14996 * tree-pass.h: Likewise.
14997 * tree-pretty-print.c: Likewise.
14998 * tree-profile.c: Likewise.
14999 * tree-scalar-evolution.c: Likewise.
15000 * tree-sra.c: Likewise.
15001 * tree-ssa-alias-warnings.c: Likewise.
15002 * tree-ssa-ccp.c: Likewise.
15003 * tree-ssa-coalesce.c: Likewise.
15004 * tree-ssa-dom.c: Likewise.
15005 * tree-ssa-dse.c: Likewise.
15006 * tree-ssa-forwprop.c: Likewise.
15007 * tree-ssa-live.c: Likewise.
15008 * tree-ssa-live.h: Likewise.
15009 * tree-ssa-loop-im.c: Likewise.
15010 * tree-ssa-loop-ivopts.c: Likewise.
15011 * tree-ssa-loop-niter.c: Likewise.
15012 * tree-ssa-loop-prefetch.c: Likewise.
15013 * tree-ssa-phiopt.c: Likewise.
15014 * tree-ssa-phiprop.c: Likewise.
15015 * tree-ssa-sccvn.c: Likewise.
15016 * tree-ssa-ter.c: Likewise.
15017 * tree-ssa-threadupdate.c: Likewise.
15018 * tree-ssa.c: Likewise.
15019 * tree-vect-analyze.c: Likewise.
15020 * tree-vect-transform.c: Likewise.
15021 * tree-vectorizer.c: Likewise.
15022 * tree-vn.c: Likewise.
15023 * tree-vrp.c: Likewise.
15024 * tree.c: Likewise.
15025 * tree.def: Likewise.
15026 * tree.h: Likewise.
15027 * unwind-dw2-fde.c: Likewise.
15028 * unwind.inc: Likewise.
15029 * value-prof.c: Likewise.
15030 * vmsdbgout.c: Likewise.
15032 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15034 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15035 always place FP constants in the TOC for TARGET_POWERPC64.
15036 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15038 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15040 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15041 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15042 enable for TARGET_E500_DOUBLE.
15043 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15044 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15045 floating-point modes like integer modes for E500 double.
15046 (rs6000_legitimate_offset_address_p): Likewise.
15047 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15048 addressing for DDmode for E500 double.
15049 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15050 modes as using 64-bits of registers for E500 double.
15051 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15052 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15053 specially for E500 double.
15054 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15055 TDmode for E500 double.
15056 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15057 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15058 (rs6000_split_multireg_move): Do not handle TDmode specially for
15060 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15061 using 64-bit registers for E500 double.
15062 (emit_frame_save): Do not handle DDmode specially for E500 double.
15063 (gen_frame_mem_offset): Likewise.
15064 (rs6000_function_value): Do not call spe_build_register_parallel
15065 for DDmode or TDmode.
15066 (rs6000_libcall_value): Likewise.
15067 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15068 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15071 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15073 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15076 2008-06-04 Junjie Gu <jgu@tensilica.com>
15078 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15079 comparison for frame pointers.
15081 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15084 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15086 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15089 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15090 register is already smaller or equal to required mode.
15092 2008-06-04 Xinliang David Li <davidxl@google.com>
15094 * tree-call-cdce.c: New file.
15095 (cond_dead_built_in_calls): New static variable.
15096 (input_domain): New struct.
15097 (check_pow): New function.
15098 (check_builtin_call): Ditto.
15099 (check_target_format): Ditto.
15100 (is_call_dce_candidate): Ditto.
15101 (gen_one_condition): Ditto.
15102 (gen_conditions_for_domain): Ditto.
15103 (get_domain): Ditto.
15104 (gen_conditions_for_pow_cst_base): Ditto.
15105 (gen_conditions_for_pow_int_base): Ditto.
15106 (gen_conditions_for_pow): Ditto.
15107 (get_no_error_domain): Ditto.
15108 (gen_shrink_wrap_conditions): Ditto.
15109 (shrink_wrap_one_built_in_call): Ditto.
15110 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15111 (tree_call_cdce): Ditto.
15112 (gate_call_cdce): Ditto.
15113 (pass_call_cdce): New gimple pass.
15114 * passes.c: (init_optimization_passes): New pass.
15115 * tree-pass.h: New pass declaration.
15116 * opts.c (decode_options): New flag setting.
15117 * common.opt: Add -ftree-builtin-call-dce flag.
15118 * Makefile.in: Add new source file.
15119 * tempvar.def: New tv_id.
15120 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15122 2008-06-04 Richard Guenther <rguenther@suse.de>
15124 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15125 (is_call_clobbered): Always check var_ann->call_clobbered.
15126 (mark_call_clobbered): Always set var_ann->call_clobbered.
15127 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15128 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15129 (reset_alias_info): Clear call clobbering info on MTAGs and
15131 (set_pt_anything): Set pt_global_mem.
15132 (create_tag_raw): Adjust comment.
15133 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15135 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15136 Maxim Kuvyrkov <maxim@codesourcery.com>
15138 * config/m68k/m68k.opt (mxgot): New option.
15139 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15140 (m68k_output_addr_const_extra): New.
15141 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15142 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15143 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15144 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15146 2008-06-04 Richard Guenther <rguenther@suse.de>
15148 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15149 negative or non-representable offsets.
15151 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15153 * config/i386/i386.c (ix86_gen_leave): New.
15154 (ix86_gen_pop1): Likewise.
15155 (ix86_gen_add3): Likewise.
15156 (ix86_gen_sub3): Likewise.
15157 (ix86_gen_sub3_carry): Likewise.
15158 (ix86_gen_one_cmpl2): Likewise.
15159 (ix86_gen_monitor): Likewise.
15160 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15161 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15162 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15163 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15164 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15165 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15166 (ix86_expand_epilogue): Updated.
15167 (print_operand): Handle integer register operand for 'z'.
15168 (ix86_expand_strlensi_unroll_1): Likewise.
15169 (ix86_expand_strlen): Likewise.
15170 (ix86_expand_builtin): Likewise.
15171 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15172 mov{q}/mov{l} and add{q}/add{l}.
15174 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15176 * config/i386/i386.md (P): New mode iterator.
15177 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15178 using P mode iterator.
15179 (DFmode push_operand splitter): Ditto.
15180 (XFmode push_operand splitter): Ditto.
15181 (DFmode float_extend SFmode push_operand splitter): Ditto.
15182 (XFmode float_extend SFmode push_operand splitter): Do not generate
15183 SImode pushes for 64bit target. Macroize Dimode and SImode
15184 pushes using P mode iterator.
15185 (XFmode float_extend DFmode push_operand splitter): Ditto.
15187 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15189 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15190 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15191 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15192 return type to int.
15193 (ix86_call_abi_override): Remove check for call_used_regs.
15195 2008-06-03 Richard Guenther <rguenther@suse.de>
15197 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15198 for the lhs of calls if the return type contains pointers.
15200 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15202 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15203 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15204 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15205 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15206 of cfun and DEFAULT_ABI to deceide abi mode.
15207 (DEFAULT_ABI): New.
15208 (REG_PARM_STACK_SPACE): Removed.
15209 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15210 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15211 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15212 (ix86_function_abi): Likewise.
15213 (ix86_function_type_abi): Likewise.
15214 (ix86_call_abi_override): Likewise.
15215 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15216 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15217 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15218 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15220 (X86_64_REGPARM_MAX): New.
15221 (X86_64_SSE_REGPARM_MAX): New.
15222 (X64_REGPARM_MAX): New.
15223 (X64_SSE_REGPARM_MAX): New.
15224 (X86_32_REGPARM_MAX): New.
15225 (X86_32_SSE_REGPARM_MAX): New.
15226 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15227 (ix86_function_regparm): Handle user calling abi.
15228 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15229 by DEFAULT_ABI versus SYSV_ABI check.
15230 (ix86_reg_parm_stack_space): New.
15231 (ix86_function_type_abi): New.
15232 (ix86_call_abi_override): New.
15233 (ix86_function_abi): New.
15234 (ix86_cfun_abi): New.
15235 (init_cumulative_args): Call abi specific initialization.
15236 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15237 (function_arg_64): Extend SSE_REGPARM_MAX check.
15238 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15239 (ix86_pass_by_reference): Likewise.
15240 (ix86_function_value_regno_p): Likewise.
15241 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15242 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15243 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15244 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15245 (setup_incoming_varargs_64): Adjust regparm for call abi.
15246 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15247 (ix86_va_start): Likewise.
15248 (ix86_gimplify_va_arg): Likewise.
15249 (ix86_expand_prologue): Likewise.
15250 (output_pic_addr_const): Likewise.
15251 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15252 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15253 (x86_output_mi_thunk): Likewise.
15254 (x86_function_profiler): Likewise.
15255 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15256 (SYSV_ABI, MS_ABI): New constants.
15257 (DEFAULT_ABI): New.
15258 (init_regs): Add prototype of function in regclass.c file.
15259 (OVERRIDE_ABI_FORMAT): New.
15260 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15261 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15262 (OUTGOING_REG_PARM_STACK_SPACE): New.
15263 (ix86_reg_parm_stack_space): New prototype.
15264 (CUMULATIVE_ARGS): Add call_abi member.
15265 (machine_function): Add call_abi member.
15266 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15267 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15269 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15272 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15273 (avr_builtin_setjmp_frame_value): New function.
15274 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15275 (nonlocal_goto): Define.
15277 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15279 * config/mips/mips.c (mips_emit_loadgp): Return early if
15280 there is nothing do to, otherwise emit a blockage if
15281 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15282 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15284 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15286 * configure.ac: Drop unneeded backslash ending up in config.in.
15287 * acinclude.m4: Likewise.
15288 * config.in: Regenerate.
15290 2008-05-26 Jan Hubicka <jh@suse.cz>
15292 * predict.c (maybe_hot_frequency_p): Break out of...
15293 (maybe_hot_bb_p): ... here.
15294 (maybe_hot_edge_p): New.
15295 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15296 * basic-block.h (maybe_hot_edge_p): Declare.
15298 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15300 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15301 (*cmpfp_<mode>_cc): Ditto.
15302 (*fp_jcc_8<mode>_387): Ditto.
15303 (*fop_<MODEF:mode>_2_i387): Ditto.
15304 (*fop_<MODEF:mode>_3_i387): Ditto.
15305 (*fop_xf_2_i387): Ditto.
15306 (*fop_xf_3_i387): Ditto.
15308 2008-06-02 Tomas Bily <tbily@suse.cz>
15310 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15312 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15314 * config/mips/mips.c (mips_valid_offset_p): New function.
15315 (mips_valid_lo_sum_p): Likewise.
15316 (mips_classify_address): Use them.
15317 (mips_force_address): New function.
15318 (mips_legitimize_address): Use it.
15319 * config/mips/mips.md (MOVE128): New mode iterator.
15320 (movtf): Require TARGET_64BIT. Remove empty strings.
15321 (*movtf_internal): Rename to...
15322 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15323 of "R" and use {,fp}{load,store} attributes instead of "multi".
15324 Use a separate define_split.
15325 (*movtf_mips16): New pattern.
15327 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15329 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15330 * config/mips/mips.c (mips_expand_before_return): New function.
15331 (mips_expand_epilogue): Call it.
15332 * config/mips/mips.md (return): Turn into a define_expand.
15333 (*return): New insn.
15335 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15337 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15338 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15339 functions. Do not emit uses and clobbers of CONCATs; individually
15340 use and clobber their operands.
15341 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15342 gen_clobber, emit_use and gen_use.
15343 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15344 (expand_builtin_return): Likewise.
15345 * cfgbuild.c (count_basic_blocks): Likewise.
15346 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15347 * explow.c (emit_stack_restore): Likewise.
15348 * expmed.c (extract_bit_field_1): Likewise.
15349 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15350 (emit_move_multi_word, store_constructor): Likewise.
15351 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15352 (thread_prologue_and_epilogue_insns): Likewise.
15353 * lower-subreg.c (resolve_simple_move): Likewise.
15354 * optabs.c (widen_operand, expand_binop): Likewise.
15355 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15356 * reload.c (find_reloads): Likewise.
15357 * reload1.c (eliminate_regs_in_insn): Likewise.
15358 * stmt.c (expand_nl_goto_receiver): Likewise.
15359 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15360 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15361 * config/arm/arm.c (arm_load_pic_register): Likewise.
15362 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15363 * config/arm/arm.md (untyped_return): Likewise.
15364 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15365 * config/avr/avr.c (expand_prologue): Likewise.
15366 * config/bfin/bfin.c (do_unlink): Likewise.
15367 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15368 * config/cris/cris.c (cris_expand_prologue): Likewise.
15369 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15370 (machopic_legitimize_pic_address): Likewise.
15371 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15372 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15373 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15374 (ix86_expand_convert_uns_didf_sse): Likewise.
15375 (ix86_expand_vector_init_general): Likewise.
15376 * config/ia64/ia64.md (eh_epilogue): Likewise.
15377 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15378 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15379 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15380 (config/iq2000/iq2000.c): Likewise.
15381 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15382 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15383 (builtin_longjmp): Likewise.
15384 * config/mn10300/mn10300.md (call, call_value): Likewise.
15385 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15386 * config/pdp11/pdp11.md (abshi2): Likewise.
15387 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15388 * config/s390/s390.c (s390_emit_prologue): Likewise.
15389 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15390 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15391 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15392 * config/sh/sh.c (prepare_move_operands): Likewise.
15393 (output_stack_adjust, sh_expand_epilogue): Likewise.
15394 (sh_set_return_address, sh_expand_t_scc): Likewise.
15395 * config/sparc/sparc.c (load_pic_register): Likewise.
15396 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15397 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15398 * config/v850/v850.c (expand_epilogue): Likewise.
15400 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15402 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15403 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15404 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15405 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15406 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15407 stack pointer register.
15408 (output_movhi): Remove code for interrupt specific writing to the
15409 stack pointer register.
15411 2008-05-31 Richard Guenther <rguenther@suse.de>
15413 PR tree-optimization/34244
15414 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15415 (tree_expr_nonzero_warnv_p): Likewise.
15416 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15417 ssa_name_nonnegative_p.
15418 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15419 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15420 not tree_expr_nonzero_warnv_p.
15422 PR tree-optimization/36262
15424 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15426 PR tree-optimization/34244
15427 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15428 (record_numbers_of_iterations): New function.
15429 (execute_vrp): Cache the numbers of iterations of loops.
15430 * tree-scalar-evolution.c (scev_reset_except_niters):
15432 (scev_reset): Use scev_reset_except_niters.
15433 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15435 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15437 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15438 __WORKAROUND_RETS when appropriate.
15440 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15442 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15443 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15445 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15446 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15447 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15448 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15449 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15450 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15451 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15452 *fop_df_1_sse insn patterns using MODEF mode iterator.
15453 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15454 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15455 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15456 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15457 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15458 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15459 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15460 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15461 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15462 (*fop_xf_5_i387): Ditto.
15463 (*fop_xf_6_i387): Ditto.
15465 2008-05-30 Richard Guenther <rguenther@suse.de>
15467 * builtins.c (build_string_literal): Avoid generating
15468 a non-gimple_val result.
15470 2008-05-30 DJ Delorie <dj@redhat.com>
15472 * exec-tool.in: Use an environment variable (private) instead of a
15473 file (shared) as a semaphore, so as to not break parallel builds.
15475 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15477 * optabs.c (maybe_encapsulate_block): Remove.
15478 (emit_libcall_block): Adjust accordingly.
15479 * optabs.h (maybe_encapsulate_block): Remove prototype.
15481 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15482 Don't use maybe_encapsulate_block.
15484 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15486 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15487 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15488 rtx is a SYMBOL_REF before calling get_pool_constant.
15490 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15492 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15494 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15496 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15497 rather than OS names to choose INO_T_EQ definition.
15498 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15499 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15501 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15504 * config/darwin-f.c: New.
15505 * config/t-darwin: Added rule to build darwin-f.o.
15506 * config.gcc: Defined new variable, fortran_target_objs.
15507 (*-*-darwin*): Set fortran_target_objs.
15508 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15509 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15510 * configure: Regenerated.
15512 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15515 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15516 canonical type if needed.
15518 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15520 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15522 2008-05-29 Richard Guenther <rguenther@suse.de>
15524 PR tree-optimization/36343
15525 PR tree-optimization/36346
15526 PR tree-optimization/36347
15527 * tree-flow.h (clobber_what_p_points_to): Declare.
15528 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15529 pointed-to variable is dereferenced is irrelevant to whether
15530 the pointer can access the pointed-to variable.
15531 (clobber_what_p_points_to): New function.
15532 * tree-ssa-alias.c (set_initial_properties): Use it.
15533 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15534 call clobber check for NMTs.
15536 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15538 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15539 for printing gcov_type.
15541 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15543 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15544 and the eh region information.
15545 * value-prof.c (gimple_move_stmt_histograms): New function.
15546 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15548 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15550 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15552 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15554 * value-prof.c (tree_ic_transform): Print counts.
15555 * tree-profile.c (tree_gen_ic_func_profiler):
15556 Clear __gcov_indreict_call_callee variable to avoid misattribution
15559 2008-05-28 Rafael Espíndola <espindola@google.com>
15561 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15564 2008-05-28 Richard Guenther <rguenther@suse.de>
15566 PR tree-optimization/36339
15567 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15568 and clobbering code out of the loop.
15570 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15572 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15575 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15576 s390_contiguous_bitmask_p, s390_symref_operand_p,
15577 s390_check_symref_alignment, s390_reload_larl_operand,
15578 s390_reload_symref_address): New functions.
15579 (s390_branch_condition_mnemonic): Support compare and branch
15581 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15582 and 'W' constraints.
15583 (s390_secondary_reload): Add secondary reloads for unaligned
15584 symbol refs or symbol refs to floating point or QI/TI mode
15586 (legitimate_address_p): Accept symbol references as addresses.
15587 (s390_expand_insv): Use rotate and insert selected bits
15588 instruction for insv when building for z10.
15589 (print_operand_address): Handle symbol ref addresses.
15590 (print_operand): Output modifier 'c' added for signed byte values.
15591 (s390_encode_section_info): Mark symbol refs with
15592 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15594 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15595 (length attribute): RRF, RRR have 4 byte length.
15596 (FPALL, INTALL): New mode iterators added.
15597 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15598 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15599 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15600 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15601 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15602 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15603 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15604 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15606 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15607 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15608 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15609 reload<INTALL:mode><P:mode>_toreg_z10,
15610 reload<FPALL:mode><P:mode>_tomem_z10,
15611 reload<FPALL:mode><P:mode>_toreg_z10,
15612 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15613 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15614 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15615 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15617 (movmem, clrmem, cmpmem): New splitters added.
15619 * config/s390/predicates.md (larl_operand): Use
15620 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15621 SYMBOL_REF_ALIGN1_P.
15622 (s390_signed_integer_comparison,
15623 s390_unsigned_integer_comparison): New predicates.
15625 * config/s390/s390-protos.h (s390_check_symref_alignment,
15626 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15627 s390_reload_symref_address,
15628 s390_compare_and_branch_condition_mask): Prototypes added.
15630 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15631 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15632 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15634 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15636 * config/s390/s390.c (z10_cost): New cost function for z10.
15637 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15638 (s390_issue_rate): Adjust issue rate for z10.
15639 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15640 (processor_flags): Add PF_Z10.
15641 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15642 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15643 * gcc/config.gcc: Add z10.
15645 2008-05-28 Richard Guenther <rguenther@suse.de>
15647 PR tree-optimization/36291
15648 * tree-flow. h (struct gimple_df): Remove var_anns member.
15649 * tree-flow-inline.h (gimple_var_anns): Remove.
15650 (var_ann): Simplify.
15651 * tree-dfa.c (create_var_ann): Simplify.
15652 (remove_referenced_var): Clear alias info from var_anns of globals.
15653 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15654 (delete_tree_ssa): Clear alias info from var_anns of globals.
15655 Do not free var_anns.
15656 (var_ann_eq): Remove.
15657 (var_ann_hash): Likewise.
15659 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15661 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15662 and loongson2f entries.
15663 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15664 * config/mips/mips.h (processor_type): Add Loongson-2E
15665 and Loongson-2F entries.
15666 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15667 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15668 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15669 * doc/invoke.texi (MIPS Options): Document loongson2e
15670 and loongson2f processor names.
15672 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15676 * config/i386/i386.c (ix86_function_arg_boundary): Use
15677 alignment of canonical type.
15678 (ix86_expand_vector_move): Check unaligned memory access for
15681 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15683 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15684 Moved to the front of file.
15686 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15687 H.J. Lu <hongjiu.lu@intel.com>
15689 * dwarf2out.c (current_fde): New.
15691 (lookup_cfa:): Likewise.
15692 (dwarf2out_end_epilogue): Likewise.
15693 (dwarf2out_note_section_used): Likewise.
15695 2008-05-27 Michael Matz <matz@suse.de>
15698 * c.opt (Wenum-compare): New warning option.
15699 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15701 2008-05-27 Michael Matz <matz@suse.de>
15703 PR middle-end/36326
15704 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15706 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15707 into memory as tail calls.
15709 2008-05-27 Richard Guenther <rguenther@suse.de>
15711 PR tree-optimization/36339
15712 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15713 pointers cause all addressable variables to be call clobbered.
15715 2008-05-27 Richard Guenther <rguenther@suse.de>
15717 PR tree-optimization/36245
15718 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15720 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15722 * config/s390/s390.md: Replace all occurences of the 'm'
15723 constraint with 'RT'.
15725 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15727 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15729 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15731 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15732 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15733 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15735 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15737 * reload.c: (find_reloads): Skip alternatives according to the
15738 "enabled" attribute. Constify the constraint variable.
15739 * recog.c (get_attr_enabled): Add default implementation.
15740 (extract_insn): Set the alternative_enabled_p array
15741 in the recog_data struct.
15742 (preprocess_constraints, constrain_operands): Skip
15743 alternatives according to the "enabled" attribute
15744 * recog.h (struct recog_data): New field alternative_enabled_p.
15745 (skip_alternative): New inline function.
15746 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15747 (record_reg_classes): Skip alternative according to the
15748 "enabled" attribute.
15750 * doc/md.texi: Add documention for the "enabled" attribute.
15752 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15754 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15755 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15756 constraint with TARGET_MEM_CONSTRAINT.
15757 * recog.c (asm_operand_ok, preprocess_constraints,
15758 constrain_operands): Likewise.
15759 * regclass.c (record_reg_classes): Likewise.
15760 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15761 * reload1.c (maybe_fix_stack_asms): Likewise.
15762 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15763 * recog.h: Adjust comment.
15764 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15765 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15766 * doc/md.texi: Add a note to description of 'm' constraint.
15767 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15769 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15771 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15772 that the bitfield is of integral type before testing its precision.
15774 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15775 Sa Liu <saliu@de.ibm.com>
15777 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15778 __modti3, __udivti3, __umodti3 and __udivmodti4.
15779 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15780 that implement TImode mul and div functions.
15781 * config/spu/multi3.c: New. Implement __multi3.
15782 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15783 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15786 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15788 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15789 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15790 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15791 tls_sysv_suffix): New mode and mode attribute iterators.
15792 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15793 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15794 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15795 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15796 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15799 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15801 PR tree-optimization/36329
15802 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15803 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15804 * cgraphbuild.c (initialize_inline_failed): Use the latter
15805 macro in lieu of the former.
15806 * ipa-inline.c (cgraph_mark_inline): Likewise.
15807 (cgraph_decide_inlining_of_small_function): Likewise.
15808 (cgraph_decide_inlining): Likewise.
15809 (cgraph_decide_inlining_incrementally): Likewise.
15811 2008-05-26 Tristan Gingold <gingold@adacore.com>
15812 Anatoly Sokolov <aesok@post.ru>
15814 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15815 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15816 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15817 optimization for 'avr6' architecture.
15819 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15822 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15824 2008-05-26 Richard Guenther <rguenther@suse.de>
15826 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15827 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15829 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15831 PR middle-end/36253
15832 * caller-save.c (insert_restore): Verify alignment of spill space.
15833 (insert_save): Likewise.
15834 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15835 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15836 (STACK_SLOT_ALIGNMENT): Likewise.
15837 * function.c (LOCAL_ALIGNMENT): Removed.
15838 (get_stack_local_alignment): New.
15839 (assign_stack_local): Use it. Set alignment on stack slot.
15840 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15841 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15842 (STACK_SLOT_ALIGNMENT): New.
15843 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15844 stack slot in XFmode.
15846 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15848 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15851 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15852 argument operand in rax isn't removed.
15854 2008-05-26 Richard Guenther <rguenther@suse.de>
15856 PR middle-end/36300
15857 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15858 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15860 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15863 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15865 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15867 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15868 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15870 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15872 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15873 build a trampoline if we don't want one.
15874 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15875 return zero for nested functions if we don't want a trampoline.
15877 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15879 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15881 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15884 * c.opt: Removed undocumented option '-lang-fortran'.
15885 * c-common.h: Removed global variable 'lang_fortran'.
15886 * c-opts.c (c_common_handle_option): Removed code to handle
15887 option '-lang-fortran'. Updated includes.
15888 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15889 definition of '__GFORTRAN__'.
15890 (define__GNUC__): Reimplemented to use BASEVER and
15891 cpp_define_formatted.
15892 (builtin_define_with_value_n): Removed.
15893 * c-incpath.h: Renamed to ...
15894 * incpath.h: ... this.
15895 * c-incpath.c: Renamed to ...
15896 * incpath.c: ... this. Updated includes.
15897 * fix-header.c: Updated includes.
15898 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15899 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15900 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15902 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15904 * tree.h: Update the table of flags used on tree nodes.
15905 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15906 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15907 (FORCED_LABEL): Add access check.
15908 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15909 (ASM_INPUT_P): Likewise.
15910 (ASM_VOLATILE_P): Likewise.
15911 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15912 (OMP_SECTION_LAST): Access private_flag directly.
15913 (OMP_RETURN_NOWAIT): Likewise.
15914 (OMP_PARALLEL_COMBINED): Likewise.
15915 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15916 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15917 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15918 deprecated_flag directly.
15920 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15922 * final.c (frame_pointer_needed): Removed.
15923 * flags.h (frame_pointer_needed): Likewise.
15925 * function.h (rtl_data): Add frame_pointer_needed.
15926 (frame_pointer_needed): New.
15928 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15930 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15932 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15934 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15937 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15939 * c-common.c (strip_array_types): Move function to..
15941 (get_inner_array_type): Delete.
15942 * c-common.h (strip_array_types): Move declaration to..
15944 (get_inner_array_type): Delete.
15945 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15946 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15947 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15948 * config/pa/pa.c (emit_move_sequence): Likewise.
15950 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15952 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15955 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15957 * function.c: Include target hook for nonlocal_goto frame value.
15959 2008-05-24 Richard Guenther <rguenther@suse.de>
15961 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15962 variable can be only accessed through a pointer or a union.
15964 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15966 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15967 * doc/extend.texi: Likewise.
15969 2008-05-23 DJ Delorie <dj@redhat.com>
15971 * config/m32c/jump.md (untyped_call): Add.
15973 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15974 for A24 to PSImode.
15975 (m32c_address_cost): Detail costs for indirect offsets.
15977 2008-05-23 Rafael Espíndola <espindola@google.com>
15979 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15980 if a node is a SUBREG.
15981 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15984 2008-05-23 Paul Brook <paul@codesourcery.com>
15985 Carlos O'Donell <carlos@codesourcery.com>
15987 * doc/extend.texi: Clarify use of __attribute__((naked)).
15988 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15989 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15990 * function.c (use_register_for_decl): Use
15991 targetm.calls.allocate_stack_slots_for_args.
15992 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15993 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15994 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15996 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15998 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16000 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16002 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16003 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16004 is only rounded once.
16006 2008-05-23 Richard Guenther <rguenther@suse.de>
16008 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16010 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16011 Jakub Jelinek <jakub@redhat.com>
16014 * configure.ac: Handle --enable-cld.
16015 * configure: Regenerated.
16016 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16017 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16018 (ix86_current_function_needs_cld): New define.
16019 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16020 (cld): New isns pattern.
16021 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16022 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16023 * config/i386/i386.opt (mcld): New option.
16024 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16025 TARGET_CLD and ix86_current_function_needs_cld.
16026 (override_options): Use -mcld by default for 32-bit code if
16029 * doc/install.texi (Options specification): Document --enable-cld.
16030 * doc/invoke.texi (Machine Dependent Options)
16031 [i386 and x86-64 Options]: Add -mcld option.
16032 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16034 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16035 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16036 (return_in_memory_64): Likewise.
16037 (return_in_memory_ms_64): Likewise.
16039 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16041 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16042 * builtins.c (fold_builtin_fpclassify): New.
16043 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16044 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16045 * c-common.c (handle_type_generic_attribute): Adjust to accept
16046 fixed arguments before an elipsis.
16047 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16048 * doc/extend.texi: Document __builtin_fpclassify.
16050 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16052 * omp-low.c (gate_expand_omp_ssa): Remove.
16053 (pass_expand_omp_ssa): Remove.
16054 (gate_expand_omp): Do not check for flag_openmp_ssa.
16055 * common.opt (-fopenmp-ssa): Remove.
16056 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16058 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16060 * config/sh/sh.opt (mfixed-range): New option.
16061 * config/sh/sh-protos.h (sh_fix_range): Declare.
16062 * config/sh/sh.c (sh_fix_range): New function.
16063 * config/sh/sh.h (sh_fixed_range_str): Declare.
16064 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16066 * doc/invoke.texi (SH Options): Document -mfixed-range.
16068 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16070 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16071 it before the redeclaration.
16073 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16075 * config/avr/avr.c (get_sequence_length): Add new function.
16076 (expand_prologue, expand_epilogue): Remove duplicate code.
16078 2008-05-22 Rafael Espíndola <espindola@google.com>
16080 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16083 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16085 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16086 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16088 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16089 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16090 (vect_update_misalignment_for_peel): Likewise.
16091 (vector_alignment_reachable_p): Likewise.
16092 * tree-vect-transform.c (vectorizable_load): Likewise.
16093 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16094 (get_vectype_for_scalar_type): Pass mode of scalar_type
16095 to UNITS_PER_SIMD_WORD.
16097 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16098 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16099 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16100 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16101 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16103 2008-05-22 Ira Rosen <irar@il.ibm.com>
16105 PR tree-optimization/36293
16106 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16107 if the first load must be skipped because of a gap.
16109 2008-05-22 Richard Guenther <rguenther@suse.de>
16111 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16112 more cases of offset disambiguation that is possible if
16113 strict-aliasing rules apply.
16114 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16115 for basic offset and type-based disambiguation.
16117 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16119 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16120 ix86_expand_vector_set on V16QImode for SSE4.1.
16122 2008-05-21 Tom Tromey <tromey@redhat.com>
16124 * c.opt (Wimport): Mark as undocumented.
16125 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16127 (Warning Options): Likewise.
16128 * doc/cppopts.texi: Don't mention -Wimport.
16130 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16132 PR tree-optimization/36287
16133 PR tree-optimization/36286
16134 * lambda-code.c (build_access_matrix): Do not use the loop->num
16135 for computing the number of induction variables: use the loop depth
16138 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16141 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16142 option -f(no-)leading-underscore.
16144 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16146 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16147 GET_MODE_NUNITS (mode).
16149 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16151 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16152 (-mmulhw): Add 464 to description.
16153 (-mdlmzb): Likewise.
16154 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16155 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16157 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16158 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16159 * config/rs6000/rs6000.md: Update comments for 464.
16161 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16163 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16165 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16167 * config/i386/sse.md (vec_extractv4sf): Removed.
16168 (vec_extractv2df): Likewise.
16169 (vec_extractv2di): Likewise.
16170 (vec_extractv4si): Likewise.
16171 (vec_extractv8hi): Likewise.
16172 (vec_extractv16qi): Likewise.
16173 (vec_extract<mode>): New.
16175 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16177 * config/i386/sse.md (vec_setv4sf): Removed.
16178 (vec_setv2df): Likewise.
16179 (vec_setv2di): Likewise.
16180 (vec_setv4si): Likewise.
16181 (vec_setv8hi): Likewise.
16182 (vec_setv16qi): Likewise.
16183 (vec_set<mode>): New.
16185 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16187 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16188 goto for vec_concat and vec_interleave.
16190 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16192 * config/i386/sse.md (vec_initv4sf): Removed.
16193 (vec_initv2df): Likewise.
16194 (vec_initv2di): Likewise.
16195 (vec_initv4si): Likewise.
16196 (vec_initv8hi): Likewise.
16197 (vec_initv16qi): Likewise.
16198 (vec_init<mode>): New.
16200 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16202 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16204 2008-05-21 Tom Tromey <tromey@redhat.com>
16206 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16207 (zone_find_object_offset): Likewise.
16208 (gt_ggc_m_S): Likewise.
16209 (highest_bit): Likewise.
16210 * ggc-page.c (gt_ggc_m_S): New function.
16211 * stringpool.c (string_stack): Remove.
16212 (init_stringpool): Update.
16213 (ggc_alloc_string): Use ggc_alloc.
16214 (maybe_delete_ident): New function.
16215 (ggc_purge_stringpool): Likewise.
16216 (gt_ggc_m_S): Remove.
16217 * ggc-common.c (ggc_protect_identifiers): New global.
16218 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16219 ggc_protect_identifiers.
16220 * ggc.h (ggc_protect_identifiers): Declare.
16221 (gt_ggc_m_S): Update.
16222 (ggc_purge_stringpool): Declare.
16223 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16224 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16226 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16228 2008-05-21 David S. Miller <davem@davemloft.net>
16230 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16233 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16235 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16238 2008-05-20 David Daney <ddaney@avtrex.com>
16240 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16241 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16242 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16243 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16244 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16245 (atomic_hiqi_op): New define_code_iterator.
16246 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16247 mips_expand_compare_and_swap_12.
16248 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16249 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16250 (sync_<optab><mode>, sync_old_<optab><mode>,
16251 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16252 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16253 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16254 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16255 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16256 (test_and_set_12): New insn.
16257 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16258 sync_new_<optab><mode>, sync_old_nand<mode>,
16259 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16260 clobber to operand 0 for SI and DI mode insns.
16261 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16262 mips_gen_fn_4): New typedefs.
16263 (mips_gen_fn_ptrs): Define new union type.
16264 (mips_expand_compare_and_swap_12): Remove declaration.
16265 (mips_expand_atomic_qihi): Declare function.
16266 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16267 (mips_expand_atomic_qihi): ... this. Use new generator function
16269 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16270 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16271 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16272 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16273 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16274 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16275 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16276 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16277 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16278 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16281 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16283 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16286 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16288 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16289 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16290 (avr_attribute_table): Add 'OS_main' function attribute.
16291 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16292 functions with 'OS_main' attribute.
16294 2008-05-20 Richard Guenther <rguenther@suse.de>
16296 PR tree-optimization/35204
16297 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16298 helper, split out from ...
16299 (DFS): ... here. Make the DFS walk non-recursive.
16301 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16302 Jan Sjodin <jan.sjodin@amd.com>
16304 PR tree-optimization/36181
16305 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16306 (parallelize_loops): Don't parallelize when the loop has vector
16309 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16310 Sebastian Pop <sebastian.pop@amd.com>
16312 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16313 matrix, and never look at the tree representation of the memory
16315 (linear_transform_loops): Computes parameters and access matrices.
16316 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16318 (access_matrix_get_index_for_parameter): New.
16319 * tree-data-ref.h (struct access_matrix): New.
16320 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16321 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16322 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16323 am_vector_index_for_loop): New.
16324 (struct data_reference): Add field access_matrix.
16325 (DR_ACCESS_MATRIX): New.
16326 (compute_data_dependences_for_loop): Update declaration.
16327 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16328 * lambda.h (lambda_vector_vec_p): Declared.
16329 * lambda-code.c: Depend on pointer-set.h.
16330 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16331 av_for_af_base, av_for_af, build_access_matrix,
16332 lambda_compute_access_matrices): New.
16333 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16335 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16337 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16338 $SOURCEDIR/include.
16340 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16341 Sebastian Pop <sebastian.pop@amd.com>
16343 PR tree-optimization/36206
16344 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16346 (instantiate_scev_1): Rename flags to fold_conversions.
16347 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16348 outeside instantiation_loop.
16349 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16350 (evolution_function_is_affine_or_constant_p): Removed.
16351 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16353 (analyze_siv_subscript): Pass in the loop nest number.
16354 Call evolution_function_is_affine_in_loop instead of
16355 evolution_function_is_affine_p.
16356 (analyze_overlapping_iterations): Pass in the loop nest number.
16358 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16359 Sebastian Pop <sebastian.pop@amd.com>
16361 PR tree-optimization/36206
16362 * tree-chrec.h (chrec_fold_op): New.
16363 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16366 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16368 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16370 (remove_duplicates): Do not set inode on non-inode systems.
16373 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16375 * config.gcc (tm_file): Update comments about relative pathnames.
16377 2008-05-20 Richard Guenther <rguenther@suse.de>
16379 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16380 * tree-ssa-sccvn.c (process_scc): Likewise.
16381 * tree-ssa-sink.c (execute_sink_code): Likewise.
16382 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16383 * tree-vrp.c (process_assert_insertions): Likewise.
16384 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16385 (perform_tree_ssa_dce): Likewise.
16386 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16387 (dump_dominator_optimization_stats): Likewise.
16388 * tree-vectorizer.c (vectorize_loops): Likewise.
16390 2008-05-20 Richard Guenther <rguenther@suse.de>
16392 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16394 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16396 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16397 (ix86_i386elf_return_in_memory): Likewise.
16398 (ix86_i386interix_return_in_memory): Likewise.
16399 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16400 (SUBTARGET_RETURN_IN_MEMORY): New.
16401 * config/i386/i386elf.h: Likewise.
16402 * config/i386/ptx4-i.h: Likewise.
16403 * config/i386/sol2-10.h: Likewise.
16404 * config/i386/sysv4.h: Likewise.
16405 * config/i386/vx-common.h: Likewise.
16406 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16407 * config/i386/i386.c (ix86_return_in_memory): Made static and
16408 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16409 (ix86_i386elf_return_in_memory): Removed.
16410 (ix86_i386interix_return_in_memory): Removed.
16411 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16412 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16414 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16416 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16418 2008-05-19 Xinliang David Li <davidxl@google.com>
16420 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16422 * common.opt: Ditto.
16423 * doc/invoke.texi: Ditto.
16425 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16427 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16428 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16430 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16432 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16433 sizes of operand array from 8/4 to 4/2.
16434 (ix86_expand_vector_init_general): Change size of operand array
16435 from 32 to 16. Remove op0, op1 and half_mode.
16437 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16439 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16440 (ix86_expand_vector_init_interleave): Likewise.
16441 (ix86_expand_vector_init_general): Use them. Assert
16442 word_mode == SImode when n_words == 4.
16444 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16446 * config/i386/i386.c (ix86_secondary_reload): New static function.
16447 (TARGET_SECONDARY_RELOAD): New define.
16448 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16449 * config/i386/i386.md (reload_outqi): Remove.
16451 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16453 PR middle-end/35509
16454 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16455 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16456 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16457 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16458 (fold_builtin_1): Likewise.
16459 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16460 c-common.c (check_builtin_function_arguments): Handle
16461 BUILT_IN_ISINF_SIGN.
16462 * doc/extend.texi: Document __builtin_isinf_sign.
16463 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16465 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16467 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16468 EH cleanup at the end of the pass, search for those that have been
16469 turned into forwarder blocks and do the cleanup on their successor.
16471 2008-05-18 Richard Guenther <rguenther@suse.de>
16473 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16474 pointers to sizetype and vice versa.
16476 2008-05-18 Xinliang David Li <davidxl@google.com>
16478 * gcc/tree-ssa-dce.c: Coding style fix.
16479 (check_pow): Documentation comment.
16480 (check_log): Documenation comment. Coding style fix.
16481 (is_unnecessary_except_errno_call): Ditto.
16482 (gen_conditions_for_pow): Ditto.
16483 (gen_conditions_for_log): Ditto.
16484 (gen_shrink_wrap_conditions): Ditto.
16485 (shrink_wrap_one_built_in_calls): Ditto.
16486 * gcc/doc/invoke.texi: Better documentation string.
16487 * ChangeLog: Fix wrong change log entries from
16488 May 17 checkin on function call DCE.
16490 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16492 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16494 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16496 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16497 * df-problems.c (simulation routines): Fixed block comment to
16498 properly say how to add forwards scanning functions.
16500 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16502 * tree-inline.c (setup_one_parameter): Remove dead code.
16504 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16506 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16507 a BIT_AND_EXPR only for an INTEGER_TYPE.
16509 2008-05-17 Xinliang David Li <davidxl@google.com>
16511 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16512 (check_pow, check_log, is_unnecessary_except_errno_call): New
16513 functions to check for eliminating math functions that are pure
16514 except for setting errno.
16515 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16516 general condition expressions for shrink-wrapping pow/log calls.
16517 (gen_shrink_wrap_conditions): Ditto.
16518 (shrink_wrap_one_built_in_call): Ditto.
16519 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16520 (mark_operand_necessary): If debugging, output if OP is necessary.
16521 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16523 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16525 * gcc/common.opt: New user flag -ftree-builtin-dce.
16526 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16528 2008-05-16 David S. Miller <davem@davemloft.net>
16530 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16531 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16533 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16536 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16538 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16540 * ifcvt.c (dead_or_predicable): Rename
16541 df_simulate_one_insn_backwards to df_simulate_one_insn.
16542 * recog.c (peephole2_optimize): Ditto.
16543 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16545 * df.h: Rename df_simulate_one_insn_backwards to
16546 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16547 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16548 scanning of defs and uses.
16549 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16550 (df_simulate_one_insn_forwards): Removed.
16552 2008-05-16 Doug Kwan <dougkwan@google.com>
16554 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16556 (real_from_string): Handle NaNs and Inf as approriate.
16558 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16560 * doc/gty.texi (Source Files Containing Type Information): Note
16561 that headers should appear first in the gtfiles list.
16563 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16565 * tree.def (COND_EXEC): Properly documented this code.
16567 2008-05-16 Diego Novillo <dnovillo@google.com>
16569 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16570 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16573 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16575 * tree-ssa-dse (max_stmt_uid): Removed.
16576 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16577 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16578 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16579 * function.h (cfun.last_stmt_uid): New field.
16580 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16581 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16583 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16584 (create_stmt_ann): Initialize the ann->uid field.
16585 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16587 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16589 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16591 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16592 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16593 (init_empty_tree_cfg): Call it.
16595 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16597 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16600 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16602 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16603 * tree-dump.c (dump_options): New verbose option.
16604 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16606 * tree-pass.h (TDF_VERBOSE): New dump flag.
16607 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16608 (tree-flow.h): Added include.
16609 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16611 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16613 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16615 From Jie Zhang <jie.zhang@analog.com>
16616 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16617 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16618 mcpu=bf561-none and mcpu=bf561-0.2.
16619 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16620 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16621 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16622 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16623 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16624 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16625 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16627 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16628 (cputype_selected): Remove.
16629 (bfin_handle_option): Don't use cputype_selected.
16630 (override_options): When no mcpu option, enable all workarounds.
16631 Don't use bfin_workarounds.
16632 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16634 (DEFAULT_CPU_TYPE): Don't define.
16636 2008-05-16 Richard Guenther <rguenther@suse.de>
16638 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16639 on deletion of the last stmt.
16641 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16643 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16644 V8HImode for SSE2 and V16QImode for SSE4.1.
16646 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16648 * cgraph.h (compute_inline_parameters): Made public.
16649 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16650 variable_generate_summary, function_write_summary,
16651 variable_write_summary, variable_read_summary. Added generate_summary,
16652 write_summary, read_summary.
16653 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16654 pass_ipa_inline.function_generate_summary, to
16655 compute_inline_parameters.
16656 * ipa-inline.c (compute_inline_parameters): Made public and added
16658 (compute_inline_parameters_for_current): New function.
16659 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16660 (inline_generate_summary): Removed parameter and made to loop over
16662 (pass_ipa_inline): Updated for new IPA_PASS structure.
16663 * passes.c (execute_ipa_summary_passes): Now is called once per
16664 pass rather than once per node*pass.
16666 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16668 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16669 avr_have_mul_p, avr_asm_only_p): Remove variables.
16670 (avr_override_options): Remove initialization of removed variables.
16671 (avr_file_start): Convert removed variables to fields of
16672 'struct base_arch_s *avr_current_arch'.
16673 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16674 (AVR_HAVE_MUL): (Ditto.).
16675 (AVR_HAVE_MOVW): (Ditto.).
16676 (AVR_HAVE_LPMX): (Ditto.).
16677 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16678 avr_asm_only_p): Remove declaration.
16680 2008-05-15 Diego Novillo <dnovillo@google.com>
16682 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16683 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16685 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16687 PR middle-end/36194
16688 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16689 Don't call record_truncated_value from here.
16690 (record_truncated_value): Turn it into a for_each_rtx callback.
16691 (record_truncated_values): New function.
16692 (combine_instructions): Call note_uses with record_truncated_values.
16693 Change name of check_conversion to check_promoted_subreg.
16695 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16697 * doc/sourcebuild.texi: Document support for torture tests.
16699 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16701 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16702 to alternative 4 of operand 2.
16704 2008-05-15 Richard Guenther <rguenther@suse.de>
16706 * tree-pass.h (current_pass): Declare.
16707 (get_pass_for_id): Likewise.
16708 * passes.c (passes_by_id, passes_by_id_size): New globals.
16709 (set_pass_for_id): New function.
16710 (get_pass_for_id): Likewise.
16711 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16712 (execute_function_todo): Flush per function statistics.
16713 * toplev.c (compile_file): Init statistics.
16714 (general_init): Do early statistics initialization.
16715 (finalize): Finish statistics.
16716 * statistics.h (statistics_early_init): Declare.
16717 (statistics_init): Likewise.
16718 (statistics_fini): Likewise.
16719 (statistics_fini_pass): Likewise.
16720 (statistics_counter_event): Likewise.
16721 (statistics_histogram_event): Likewise.
16722 * statistics.c: New file.
16723 * Makefile.in (OBJS-common): Add statistics.o.
16724 (statistics.o): Add dependencies.
16725 * doc/invoke.texi (-fdump-statistics): Document.
16727 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16728 (insert): Likewise.
16729 (execute_pre): Use statistics_counter_event.
16730 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16731 (substitute_and_fold): Increment it. Use statistics_counter_event.
16733 2008-05-15 Diego Novillo <dnovillo@google.com>
16735 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16737 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16738 * tree-ssa-alias.c (new_type_alias): Remove references to
16739 sub-variables from comment.
16740 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16742 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16744 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16745 attribute to 1 only for insertps alternative.
16747 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16749 * config/bfin/bfin.md (loadbytes): New pattern.
16750 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16751 (bfin_init_builtins): Initialize it.
16752 (bdesc_1arg): Add it.
16754 2008-05-15 Sa Liu <saliu@de.ibm.com>
16756 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16757 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16758 * testsuite/lib/target-supports.exp: Add
16759 check_effective_target_fortran_integer_16.
16761 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16763 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16764 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16765 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16766 (TARGET_RETURN_IN_MEMORY): Define.
16768 2008-05-15 Richard Guenther <rguenther@suse.de>
16770 PR middle-end/36244
16771 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16772 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16773 represent unmodifiable vars.
16775 2008-05-15 Richard Guenther <rguenther@suse.de>
16777 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16778 INDIRECT_REF and TARGET_MEM_REF.
16779 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16782 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16783 H.J. Lu <hongjiu.lu@intel.com>
16785 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16786 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16787 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16788 insn alternatives. Add missing alternatives.
16789 (*vec_concatv2di_rex64_sse4_1): Likewise.
16790 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16791 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16792 Require TARGET_SSE.
16794 2008-05-15 Richard Guenther <rguenther@suse.de>
16796 PR tree-optimization/36009
16797 PR tree-optimization/36204
16798 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16799 (determine_invariantness_stmt): Record the loop a store is
16800 always executed in.
16801 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16804 2008-05-15 Richard Guenther <rguenther@suse.de>
16806 PR tree-optimization/34330
16807 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16808 through the pointer will alias the SMT.
16810 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16812 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16814 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16816 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16818 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16819 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16821 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16822 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16823 (vashl_optab): New optab for vector/vector shifts.
16824 (vashr_optab): Ditto.
16825 (vlshr_optab): Ditto.
16826 (vrotl_optab): Ditto.
16827 (vrotr_optab): Ditto.
16828 (optab_subtype): New enum for optab_for_tree_code call.
16829 (optab_for_tree_code): Add enum optab_subtype argument.
16831 * optabs.c (optab_for_tree_code): Take an additional argument to
16832 distinguish between a vector shift by a scalar and vector shift by
16833 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16834 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16835 vector shift by a vector.
16836 (expand_widen_pattern_expr): Pass additional argument to
16837 optab_for_tree_code.
16839 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16840 vrotl_optab, vrotr_optab.
16842 * expr.c (expand_expr_real_1): Update calls to
16843 optab_for_tree_code to distinguish between vector shifted by a
16844 scalar and vector shifted by a vector.
16845 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16846 (supportable_narrowing_operation): Ditto.
16847 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16848 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16849 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16850 (vect_create_epilog_for_reduction): Ditto.
16851 (vectorizable_reduction): Ditto.
16852 (vectorizable_operation): Ditto.
16853 (vect_strided_store_supported): Ditto.
16854 (vect_strided_load_supported): Ditto.
16855 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16856 * expmed.c (expand_shift): Ditto.
16858 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16860 (ashr@var{m}3): Ditto.
16861 (vashl@var{m}3): Document new vector/vector shift standard name.
16862 (vashr@var{m}3): Ditto.
16863 (vlshr@var{m}3): Ditto.
16864 (vrotl@var{m}3): Ditto.
16865 (vrotr@var{m}3): Ditto.
16867 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16868 (PPERM_INVERT): Ditto.
16869 (PPERM_REVERSE): Ditto.
16870 (PPERM_REV_INV): Ditto.
16871 (PPERM_ZERO): Ditto.
16872 (PPERM_ONES): Ditto.
16873 (PPERM_SIGN): Ditto.
16874 (PPERM_INV_SIGN): Ditto.
16875 (PPERM_SRC1): Ditto.
16876 (PPERM_SRC2): Ditto.
16878 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16879 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16880 allows a memory operand to be the value being added, and split it
16881 to improve vectorization.
16882 (sse5_pmacsdqh_mem): Ditto.
16883 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16884 (sse5_mulv2div2di3_high): Ditto.
16885 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16886 (vec_pack_trunc_v4si): Ditto.
16887 (vec_pack_trunc_v2di): Ditto.
16888 (sse5_pcmov_<mode>): Remove code that tried to use use
16889 andps/andnps instead of pcmov.
16890 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16891 pmacsdqh instructions.
16892 (vec_widen_smult_lo_v4si): Ditto.
16894 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16895 (PPERM_INVERT): Ditto.
16896 (PPERM_REVERSE): Ditto.
16897 (PPERM_REV_INV): Ditto.
16898 (PPERM_ZERO): Ditto.
16899 (PPERM_ONES): Ditto.
16900 (PPERM_SIGN): Ditto.
16901 (PPERM_INV_SIGN): Ditto.
16902 (PPERM_SRC1): Ditto.
16903 (PPERM_SRC2): Ditto.
16904 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16906 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16908 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16909 says ignore whether the last reference is a memory operand.
16911 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16912 Paolo Bonzini <bonzini at gnu dot org>
16914 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16917 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16918 (vlshr<mode>3): Rename from vlshr<mode>3.
16919 (vashr<mode>3): Rename from vashr<mode>3.
16920 (mulv4sf3): Change the names of vector shift patterns.
16924 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16927 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16952 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16953 (floatunssidf2_internal): Change vector/vector shift names.
16954 (floatunsdidf2_internal): Ditto.
16961 (vashl<mode>3): Rename from ashl<mode>3.
16962 (vashr<mode>3): Rename from ashr<mode>3.
16963 (vlshr<mode>3): Rename from lshr<mode>3.
16964 (vrotl<mode>3): Rename from rotl<mode>3.
16966 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16969 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16970 multiply gives the wrong value when doing widening multiplies.
16971 (vec_widen_smult_lo_v4si): Ditto.
16973 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16975 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16976 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16977 emit_library_call_value.
16978 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16979 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16980 * calls.c (initialize_argument_information, precompute_arguments,
16981 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16982 (precompute_arguments): Removed flags parameter.
16983 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16985 2008-05-14 Richard Guenther <rguenther@suse.de>
16987 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16988 Make sure to register the store if the use is a PHI_NODE.
16990 2008-05-14 Olivier Hainque <hainque@adacore.com>
16992 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16993 memory if the component is to be referenced in BLKmode according
16994 to get_inner_reference.
16996 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16998 * calls.c (emit_library_call_value_1): Restore code clearing
16999 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17001 2008-05-14 Olivier Hainque <hainque@adacore.com>
17002 Nicolas Roche <roche@adacore.com>
17004 * configure.ac: Add support for a "gcc_subdir" variable in
17005 config-lang.in, to denote a subdirectory where the language/GCC
17006 integration files are to be found.
17007 * configure: Regenerate.
17009 2008-05-14 Ira Rosen <irar@il.ibm.com>
17011 PR tree-optimization/36098
17012 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17013 value for the first load in the group in case of a gap.
17014 (vect_build_slp_tree): Check that there are no gaps in loads.
17016 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17018 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17019 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17020 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17021 emit_insn and remove unneeded code to construct extra args.
17022 (emit_no_conflict_block): Removed.
17023 * optabls.h: (emit_no_conflict_block): Removed.
17024 * cse.c (cse_extended_basic_block): Remove search for
17025 REG_NO_CONFLICT note.
17026 * global.c: Removed incorrect comment added in revision 117.
17027 * expr.c (convert_move): Change call to emit_no_conflict_block to
17029 * recog.c: Change comments so that they do not mention
17031 * local_alloc.c (combine_regs): Removed last parameter.
17032 (no_conflict_p): Removed.
17033 (block_alloc): Removed note, no_conflict_combined_regno and set
17034 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17035 (combine_regs): Removed already_dead and code to look for
17036 REG_NO_CONFLICT notes.
17037 * lower_subreg (remove_retval_note): Removed code to look for
17038 REG_NO_CONFLICT block.
17039 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17040 (resolve_clobber): Remove code to process libcalls that have
17041 REG_NO_CONFLICT notes.
17042 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17044 * combine.c (can_combine_p, distribute_notes): Removed
17045 REG_NO_CONFLICT case.
17046 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17048 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17049 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17051 * reg-notes.def (NO_CONFLICT): Removed.
17053 2008-05-14 David S. Miller <davem@davemloft.net>
17055 * config/sparc/sparc.c (sparc_profile_hook): If
17056 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17057 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17058 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17060 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17062 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17064 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17067 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17068 and op1 expansion before vector concat to have less live pseudos.
17070 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17072 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17073 ix86_expand_vector_set if supported.
17075 2008-05-13 Diego Novillo <dnovillo@google.com>
17076 Kenneth Zadeck <zadeck@naturalbridge.com>
17078 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17080 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17081 phinodes_print_statistics, init_ssanames, fini_ssanames,
17082 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17083 release_ssa_name, release_defs, replace_ssa_name_symbol,
17084 ssanames_print_statistics): Move ...
17085 * tree-flow.h: ... here.
17086 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17087 Use FN instead of cfun.
17088 (make_ssa_name_fn): Rename from make_ssa_name.
17089 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17090 * tree-flow-inline.h (make_ssa_name): Move from
17091 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17092 * omp-low.c (expand_omp_parallel):
17093 * tree-flow-inline.h (redirect_edge_var_map_result):
17094 * tree-ssa.c (init_tree_ssa): Add argument FN.
17095 Use it instead of cfun. Update all users.
17097 2008-05-13 Tom Tromey <tromey@redhat.com>
17099 PR preprocessor/22168:
17100 * doc/cpp.texi (Top): Update menu.
17101 (Alternatives to Wrapper #ifndef): New node.
17102 (Other Directives): Document deprecation.
17103 (Obsolete Features): Remove menu.
17104 (Assertions): Merge node into Obsolete Features.
17105 (Obsolete once-only headers): Move earlier; rename to Alternatives
17106 to Wrapper #ifndef.
17107 * doc/cppopts.texi: Update.
17108 * c.opt (Wdeprecated): Enable for C and ObjC.
17109 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17110 (C++ Dialect Options): Move -Wno-deprecated from here to...
17111 (Warning Options): ... here.
17113 2008-05-13 Richard Guenther <rguenther@suse.de>
17115 PR middle-end/36227
17116 * fold-const.c (fold_sign_changed_comparison): Do not allow
17117 changes in pointer-ness.
17119 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17122 * config/sh/sh.c (sh_expand_prologue): Don't clear
17123 RTX_FRAME_RELATED_P for push insns.
17125 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17127 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17129 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17131 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17132 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17133 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17135 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17137 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17138 (*vec_concatv4sf_sse): This.
17139 (*sse2_concatv2si): Renamed to ...
17140 (*vec_concatv2si_sse2): This.
17141 (*sse1_concatv2si): Renamed to ...
17142 (*vec_concatv2si_sse): This.
17143 (*vec_concatv2di_rex): Renamed to ...
17144 (*vec_concatv2di_rex64): This.
17145 (*vec_concatv2si_sse4_1): New.
17146 (*vec_concatv2di_rex64_sse4_1): Likewise.
17148 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17150 PR rtl-optimization/36111
17151 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17152 that was created for swappable operands.
17154 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17157 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17158 * configure.ac: Add call to ACX_PROG_GNAT.
17160 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17162 * optc-gen.awk: Fix comment typo.
17164 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17166 * pretty-print.c (pp_integer_with_precision): Use
17167 HOST_LONG_LONG_FORMAT.
17169 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17171 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17173 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17175 * config/i386/i386.c (bdesc_ptest): Removed.
17176 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17177 (bdesc_args): Add __builtin_ia32_ptestz128,
17178 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17179 (ix86_init_mmx_sse_builtins): Updated.
17180 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17181 (ix86_expand_builtin): Updated.
17183 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17185 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17186 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17188 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17190 * value-prof.c (interesting_stringop_to_profile): Do not
17191 return early for BUILT_IN_MEMPCPY.
17193 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17195 * calls.c (expand_call): Don't use callgraph to increase
17196 preferred_stack_boundary.
17198 * cgraph.h (cgraph_rtl_info): Use unsigned on
17199 preferred_incoming_stack_boundary.
17201 * final.c (rest_of_clean_state): Use unsigned on
17202 preferred_stack_boundary.
17204 2008-05-09 Tom Tromey <tromey@redhat.com>
17206 PR preprocessor/22231:
17207 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17210 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17212 PR tree-optimization/36129
17213 * tree-ssa-ccp.c: Include value-prof.h.
17214 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17215 built-in function was folded to a constant.
17216 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17218 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17219 Sebastian Pop <sebastian.pop@amd.com>
17221 * tree-scalar-evolution.c: Document instantiate_scev.
17222 (instantiate_parameters_1): Renamed instantiate_scev_1.
17223 Don't use the same loop for instantiation_loop and evolution_loop.
17224 (instantiate_scev): New.
17225 (instantiate_parameters): Moved...
17226 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17227 same loop twice. Maintains the semantics for this function.
17228 * tree-scalar-evolution.h (instantiate_scev): Declare.
17229 (instantiate_parameters): ...here. Now static inline.
17230 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17231 instead of resolve_mixers.
17233 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17235 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17237 2008-05-09 Tomas Bily <tbily@suse.cz>
17239 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17240 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17241 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17242 * c-common.c (c_common_truthvalue_conversion): Likewise.
17243 * tree-object-size.c (compute_object_offset): Likewise.
17244 * tree-inline.c (estimate_num_insns_1): Likewise.
17245 * varasm.c (const_hash_1, compare_constant, copy_constant)
17246 (compute_reloc_for_constant, output_addressed_constants)
17247 (initializer_constant_valid_p): Likewise.
17248 * c-omp.c (check_omp_for_incr_expr): Likewise.
17249 * gimplify.c (gimplify_expr): Likewise.
17250 * c-typeck.c (c_finish_return): Likewise.
17251 * tree-vectorizer.c (supportable_widening_operation)
17252 (supportable_narrowing_operation): Likewise.
17253 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17254 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17255 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17256 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17257 (descr_info_loc): Likewise.
17258 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17259 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17260 (fold_unary): Likewise.
17261 * builtins.c (get_pointer_alignment): Likewise.
17262 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17263 (instantiate_parameters_1): Likewise.
17264 * tree.c (expr_align, stabilize_reference): Likewise.
17265 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17266 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17267 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17268 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17269 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17270 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17272 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17273 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17274 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17275 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17276 (forward_propagate_comparison)
17277 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17278 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17279 * emit-rtl.c (component_ref_for_mem_expr)
17280 (set_mem_attributes_minus_bitpos): Likewise.
17281 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17282 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17284 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17285 (build_function_call, pointer_diff, build_compound_expr)
17286 (c_finish_return): Likewise.
17287 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17288 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17290 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17291 * expr.c (is_aligning_offset): Likewise.
17292 * tree-ssa-alias.c (is_escape_site): Likewise.
17293 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17294 (check_all_va_list_escapes): Likewise.
17295 * tree-ssa-loop-ivopts.c (determine_base_object)
17296 (determine_common_wider_type): Likewise.
17297 * dojump.c (do_jump): Likewise.
17298 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17299 * tree-gimple.c (is_gimple_cast): Likewise.
17300 * fold-const.c (decode_field_reference, )
17301 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17302 (fold_binary): Likewise.
17303 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17304 (already_warned_in_frontend_p): Likewise.
17305 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17306 * tree.c (really_constant_p, get_unwidened): Likewise.
17307 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17308 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17309 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17311 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17313 (CONVERT_EXPR_P): Define.
17314 (CASE_CONVERT): Define.
17316 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17318 PR middle-end/36117
17319 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17320 (delete_unmarked_insns): When deleting a call, call
17321 delete_unreachable_blocks.
17322 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17323 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17325 2008-05-08 Richard Guenther <rguenther@suse.de>
17327 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17328 (-ftree-salias): Likewise.
17329 (salias-max-implicit-fields): Remove param documentation.
17330 (salias-max-array-elements): Likewise.
17331 * tree-pass.h (pass_create_structure_vars): Remove.
17332 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17333 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17334 * tree-ssa-alias.c (create_structure_vars): Remove.
17335 (gate_structure_vars): Likewise.
17336 (pass_create_structure_vars): Likewise.
17337 (gate_build_alias): Likewise.
17338 (pass_build_alias): Adjust to run always and dump the function.
17339 * common.opt (ftree-salias): Hide.
17340 * passes.c (init_optimization_passes): Remove
17341 pass_create_structure_vars, adjust comment.
17342 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17343 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17344 * opts.c (decode_options): Do not set flag_tree_salias.
17345 (common_handle_option): Add OPT_ftree_salias to the backward
17346 compatibility section.
17348 2008-05-08 Richard Guenther <rguenther@suse.de>
17350 * tree-flow-inline.h (var_can_have_subvars): Move ...
17351 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17352 * tree-flow.h (var_can_have_subvars): Remove.
17353 (push_fields_onto_fieldstack): Remove.
17354 (sort_fieldstack): Likewise.
17355 (struct fieldoff): Move ...
17356 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17357 alias_set and base_for_components fields.
17358 (sort_fieldstack): Make static.
17359 (push_fields_onto_fieldstack): Likewise. Remove code that
17360 handles anything but RECORD_TYPEs. Remove alias_set and
17361 base_for_components handling.
17362 (create_variable_info_for): Adjust.
17364 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17366 * common.opt (Wframe-larger-than=): Shorten the help message
17368 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17370 2008-05-08 Rafael Espíndola <espindola@google.com>
17372 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17374 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17375 trap and that both operands are gimple values.
17376 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17377 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17380 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17382 * read-rtl.c (join_c_conditions): Return the first string if the
17383 two strings are equal.
17385 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17387 * gensupport.h (pred_data): Add a "num_codes" field.
17388 (add_predicate_code): Declare.
17389 * gensupport.c (add_predicate_code): New function.
17390 (std_pred_table): Add an "allows_const_p" field.
17391 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17392 Remove the (incomplete) list of such codes from the codes field.
17393 (init_predicate_table): Use add_predicate_code. Add all
17394 RTX_CONST_OBJs if allows_const_p is true.
17395 * genrecog.c (process_define_predicate): Use add_predicate_code.
17397 2008-05-08 David Daney <ddaney@avtrex.com>
17398 Richard Sandiford <rsandifo@nildram.co.uk>
17400 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17401 special case of constant zero operands.
17402 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17403 old and new values. Special case constant zero values.
17404 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17406 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17407 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17409 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17412 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17413 similar RTX_CONST_OBJ before CONST_INT.
17415 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17417 * stmt.c (expand_stack_restore): Change sa mode if needed.
17419 2008-05-08 Richard Guenther <rguenther@suse.de>
17421 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17422 return type to bool.
17423 (ix86_sol10_return_in_memory): Likewise.
17424 (ix86_i386elf_return_in_memory): Likewise.
17425 (ix86_i386interix_return_in_memory): Likewise.
17426 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17427 (ix86_sol10_return_in_memory): Likewise.
17428 (ix86_i386elf_return_in_memory): Likewise.
17429 (ix86_i386interix_return_in_memory): Likewise.
17431 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17434 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17436 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17437 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17440 2008-05-08 Richard Guenther <rguenther@suse.de>
17442 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17443 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17444 (DR_SUBVARS): Remove.
17445 * tree-dfa.c (dump_subvars_for): Remove.
17446 (debug_subvars_for): Likewise.
17447 (dump_variable): Do not dump subvars.
17448 (remove_referenced_var): Do not remove subvars.
17449 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17450 (lookup_subvars_for_var): Remove.
17451 (get_subvars_for_var): Likewise.
17452 (get_subvars_at): Likewise.
17453 (get_first_overlapping_subvar): Likewise.
17454 (overlap_subvar): Likewise.
17455 * tree-flow.h (subvar_t): Remove.
17456 (struct var_ann_d): Remove subvars field.
17457 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17458 argument. Remove special handling of SFTs.
17459 (compute_tag_properties): Likewise.
17460 (set_initial_properties): Likewise.
17461 (compute_call_clobbered): Likewise.
17462 (count_mem_refs): Likewise.
17463 (compute_memory_partitions): Likewise.
17464 (compute_flow_insensitive_aliasing): Likewise.
17465 (setup_pointers_and_addressables): Likewise.
17466 (new_type_alias): Likewise.
17467 (struct used_part): Remove.
17468 (used_portions): Likewise.
17469 (struct used_part_map): Likewise.
17470 (used_part_map_eq): Likewise.
17471 (used_part_map_hash): Likewise.
17472 (free_used_part_map): Likewise.
17473 (up_lookup): Likewise.
17474 (up_insert): Likewise.
17475 (get_or_create_used_part_for): Likewise.
17476 (create_sft): Likewise.
17477 (create_overlap_variables_for): Likewise.
17478 (find_used_portions): Likewise.
17479 (create_structure_vars): Likewise.
17480 * tree.def (STRUCT_FIELD_TAG): Remove.
17481 * tree.h (MTAG_P): Adjust.
17482 (struct tree_memory_tag): Remove base_for_components and
17483 unpartitionable flags.
17484 (struct tree_struct_field_tag): Remove.
17485 (SFT_PARENT_VAR): Likewise.
17486 (SFT_OFFSET): Likewise.
17487 (SFT_SIZE): Likewise.
17488 (SFT_NONADDRESSABLE_P): Likewise.
17489 (SFT_ALIAS_SET): Likewise.
17490 (SFT_UNPARTITIONABLE_P): Likewise.
17491 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17492 (union tree_node): Remove sft field.
17493 * alias.c (get_alias_set): Remove special handling of SFTs.
17494 * print-tree.c (print_node): Remove handling of SFTs.
17495 * tree-dump.c (dequeue_and_dump): Likewise.
17496 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17497 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17498 * tree-predcom.c (set_alias_info): Do not set subvars.
17499 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17500 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17501 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17502 (add_vars_for_offset): Remove.
17503 (add_virtual_operand): Remove special handling of SFTs.
17504 (add_call_clobber_ops): Likewise.
17505 (add_call_read_ops): Likewise.
17506 (get_asm_expr_operands): Likewise.
17507 (get_modify_stmt_operands): Likewise.
17508 (get_expr_operands): Likewise.
17509 (add_to_addressable_set): Likewise.
17510 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17511 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17512 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17513 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17514 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17515 (tree_node_structure): Likewise.
17516 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17518 (find_what_p_points_to): Likewise.
17520 2008-05-08 Sa Liu <saliu@de.ibm.com>
17522 * config/spu/spu.md: Fixed subti3 pattern.
17524 2008-05-08 Richard Guenther <rguenther@suse.de>
17526 PR middle-end/36154
17527 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17528 sure to create a representative for trailing arrays for PTA.
17530 2008-05-08 Richard Guenther <rguenther@suse.de>
17532 PR middle-end/36172
17533 * fold-const.c (operand_equal_p): Two objects which types
17534 differ in pointerness are not equal.
17536 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17538 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17539 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17540 (emit_library_call_value_1): Add new variable fndecl initialized by
17541 NULL_TREE. It should be the decl type of orgfun, but this information
17542 seems not to be available here, so it uses the default calling abi.
17543 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17544 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17545 by TARGET_RETURN_IN_MEMORY.
17546 * config/i386/i386-interix.h: Likewise.
17547 * config/i386/i386.h: Likewise.
17548 * config/i386/i386elf.h: Likewise.
17549 * config/i386/ptx4-i.h: Likewise.
17550 * config/i386/sol2-10.h: Likewise.
17551 * config/i386/sysv4.h: Likewise.
17552 * config/i386/vx-common.h: Likewise.
17553 * config/cris/cris.h: Removed #if 0 clause.
17554 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17555 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17557 (ix86_sol10_return_in_memory): Likewise.
17558 (ix86_i386elf_return_in_memory): New.
17559 (ix86_i386interix_return_in_memory): New.
17560 * config/mt/mt-protos.h (mt_return_in_memory): New.
17561 * config/mt/mt.c: Likewise.
17562 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17563 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17564 * config/bfin/bfin.h: Likewise.
17565 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17567 * config/bfin/bfin.c: Likewise.
17568 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17569 * config/alpha/unicosmk.h: Likewise.
17570 * config/i386/cygming.h: Likewise.
17571 * config/iq2000/iq2000.h: Likewise.
17572 * config/mips/mips.h: Likewise.
17573 * config/mn10300/mn10300.h: Likewise.
17574 * config/rs6000/rs6000.h: Likewise.
17575 * config/score/score.h: Likewise.
17576 * config/spu/spu.h: Likewise.
17577 * config/v850/v850.h: Likewise.
17578 * defaults.h: Likewise.
17579 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17580 * expr.c (emit_block_move): Adjust use of
17581 OUTGOING_REG_PARM_STACK_SPACE.
17582 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17583 OUTGOING_REG_PARM_STACK_SPACE.
17584 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17586 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17588 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17589 on OMP_RETURN for OMP_FOR.
17592 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17593 (fortran_common): New function.
17594 (gen_variable_die): Call fortran_common instead of common_check,
17595 adjust for it returning tree instead of rtx. Formatting.
17597 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17601 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17602 * c-decl.c (merge_decls): Ditto.
17603 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17604 to RTL_CONST_OR_PURE_CALL_P.
17605 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17606 Initialized DECL_LOOPING_CONST_PURE.
17607 (process_call_operands): Set tree_side_effects properly.
17608 * tree.h (TREE_READONLY_DECL_P): Removed.
17609 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17610 (DECL_LOOPING_OR_CONST_P): New macro.
17611 (struct tree_function_decl): Added looping_const_or_pure_p.
17612 (ECF_*) Renumbered.
17613 (ECF_LOOPING_OR_CONST_P): New macro.
17614 * rtlanal.c (pure_const_p): Removed.
17615 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17616 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17617 to RTL_CONST_CALL_P.
17618 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17619 (check_decl, check_tree, check_call, scan_function): Initialize
17621 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17622 (static_execute): Set looping true for recursive functions.
17623 Undo setting state to IPA_NEITHER for recursive functions.
17624 * cse.c (cse_insn):
17625 * ifcvt.c (noce_can_store_speculate_p): Changed
17626 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17627 RTL_CONST_OR_PURE_CALL_P.
17628 * dse.c (scan_insn): Ditto.
17629 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17630 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17631 RTL_CONST_OR_PURE_CALL_P.
17632 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17633 pure_call_p to RTL_CONST_CALL_P.
17634 * gimplify.c (gimplify_call_expr): Clear side effects for
17635 non-looping pure and constant calls.
17636 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17637 (flags_from_decl_or_type): Set ecf flags from decl flags.
17638 (initialize_argument_information): Turn off
17639 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17640 Change const to pure if callee_copies is true rather than just
17642 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17643 way of marking pure calls.
17644 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17645 Remove hack that was supposed to fix pr7335 and remove old
17646 way of marking pure calls.
17647 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17648 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17649 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17650 RTL_CONST_OR_PURE_CALL_P.
17651 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17652 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17653 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17654 * sched-deps.c (schedule_analyze): Ditto.
17655 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17656 return_val field of calls to represent pure and const function info.
17657 (CONST_OR_PURE_CALL_P): Deleted macro.
17658 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17659 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17660 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17662 * tree-optimize.c (execute_fixup_cfg): Added test for
17663 ECF_LOOPING_CONST_OR_PURE.
17664 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17666 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17667 effects for looping pure or const calls.
17668 (verify_gimple_expr): Added verification code.
17669 * config/alpha/alpha.c (alpha_legitimize_address,
17670 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17672 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17673 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17674 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17675 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17676 RTL_CONST_OR_PURE_CALL_P.
17677 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17678 and const calls to be deleted.
17680 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17683 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17684 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17685 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17686 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17687 to handle nonimmediate operands.
17688 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17689 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17690 to handle nonimmediate operands.
17691 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17692 (mmx_pmulhrwv4hi3): New expander. Use
17693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17694 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17695 (sse2_umulv1siv1di3): New expander. Use
17696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17697 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17698 (mmx_eq<mode>3): New expander. Use
17699 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17700 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17701 (mmx_uavgv8qi3): New expander. Use
17702 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17703 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17704 (mmx_uavgv4hi3): New expander. Use
17705 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17707 * config/i386/sse.md
17708 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17709 to handle nonimmediate operands.
17710 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17711 to handle nonimmediate operands.
17712 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17713 to handle nonimmediate operands.
17714 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17715 to handle nonimmediate operands.
17716 (sse2_unpckhpd_exp): New expander. Use
17717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17718 (sse2_unpcklpd_exp): New expander. Use
17719 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17720 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17721 to handle nonimmediate operands.
17722 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17723 to handle nonimmediate operands.
17724 (*sse2_<plusminus_insn><mode>3): Rename from
17725 sse2_<plusminus_insn><mode>3 insn pattern.
17726 (sse2_<plusminus_insn><mode>3): New expander. Use
17727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17728 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17729 (sse2_umulv2siv2di3): New expander. Use
17730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17731 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17732 (sse4_1_mulv2siv2di3): New expander. Use
17733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17734 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17735 (sse2_pmaddwd): New expander. Use
17736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17737 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17738 (sse2_eq<mode>3): New expander. Use
17739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17740 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17741 (sse4_1_eqv2di3): New expander. Use
17742 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17743 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17744 (sse2_uavgv16qi3): New expander. Use
17745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17746 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17747 (sse2_uavgv16qi3): New expander. Use
17748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17749 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17750 (sse2_uavgv8hi3): New expander. Use
17751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17752 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17753 (ssse3_pmulhrswv8hi3): New expander. Use
17754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17755 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17756 (ssse3_pmulhrswv4hi3): New expander. Use
17757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17759 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17760 (<sse>_vmmul<mode>3): Ditto.
17761 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17763 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17764 (ssse3_pmaddubsw): Ditto.
17766 * config/i386/i386.c (struct_builtin_description)
17767 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17768 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17769 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17770 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17771 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17772 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17773 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17774 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17775 (ix86_fixup_binary_operands): Assert that src1
17776 and src2 must have the same mode when swapped.
17777 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17778 and ix86_binary_operator_ok. Do not force operands in registers
17781 2008-05-07 Jan Hubicka <jh@suse.cz>
17783 * cgraph.c (dump_cgraph_node): Update.
17784 * cgraph.h (cgraph_local_info): Break out inline summary.
17785 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17787 * ipa-inline (inline_summary): New accestor function.
17788 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17789 cgraph_decide_inlining, compute_inline_parameters): Update.
17790 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17792 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17794 Cleanup ColdFire scheduling support and add V4 pipeline model.
17796 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17797 (define_attr cpu): Add cfv4 value.
17798 (define_attr type, define_attr type1): Merge into a single 'type'
17799 attribute. Update all uses.
17800 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17801 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17803 (define_attr opx_mem, define_attr opy_mem): Remove.
17804 (define_attr op_mem): Clean up, update comment.
17805 (define_attr size): Use specific values instead of general int.
17806 (define_attr guess, define_attr split): Remove. Update all uses.
17807 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17808 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17809 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17810 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17811 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17812 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17813 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17814 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17815 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17816 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17817 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17818 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17819 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17820 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17821 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17822 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17823 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17824 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17825 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17826 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17827 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17828 Update or set attributes.
17829 (stack_tie): New fake instruction.
17831 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17832 (m68k_sched_attr_size): Update declaration.
17833 (m68k_sched_attr_type2): Remove.
17834 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17835 Declare new bypass predicates.
17837 * config/m68k/m68k.c (m68k_sched_issue_rate,
17838 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17840 (TARGET_SCHED_ISSUE_RATE,
17841 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17842 (override_options): Handle scheduling for ColdFire V4 core.
17843 (m68k_expand_prologue): Emit stack_tie.
17844 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17845 'OP_TYPE_FPN'. Update all uses.
17846 (sched_guess_p): Remove.
17847 (sched_address_type): Handle symbolic addresses.
17848 (sched_get_operand): New static function.
17849 (sched_operand_type): Merge into sched_attr_op_type.
17850 (sched_attr_op_type): Handle FP registers, handle quick constants,
17852 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17853 (m68k_sched_attr_size): Update. Move logic to ...
17854 (sched_get_attr_size_int): New static function.
17855 (sched_get_opxy_mem_type): New static function.
17856 (m68k_sched_attr_op_mem): Update.
17857 (m68k_sched_attr_type2): Remove.
17858 (sched_cfv4_bypass_data): New static variable.
17859 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17860 (m68k_sched_issue_rate): Implement scheduler hook.
17861 (struct _sched_ib: enabled_p): New field.
17862 (m68k_sched_variable_issue): Update. Handle V4.
17863 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17864 sched_dump_class_func_t, sched_dump_split_class,
17865 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17866 sched_dump_dfa_class, m68k_sched_dump): Remove.
17867 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17869 (m68k_sched_init_global): Remove statisctics dumping, introduce
17870 sanity check that all instructions have pipeline reservations. Handle
17872 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17873 Handle ColdFire V4 core.
17874 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17875 New static functions.
17876 (m68k_sched_address_bypass_p): New bypass predicate.
17877 (sched_get_indexed_address_scale): New static function.
17878 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17880 * cf.md: Update comments.
17881 (define_attr type2): Remove. Use 'type' attribute instead.
17883 (cf_ib): Rename to cfv123_ib. Update all uses.
17884 (cf_oep): Rename to cfv123_oep. Update all uses.
17885 (cf_chr): Rename to cfv123_chr. Update all uses.
17886 (cf_mem): Rename to cfv123_mem. Update all uses.
17887 (cf_mac): Move to more appropriate place.
17888 (cfv123_guess): New automaton and cpu_unit.
17889 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17890 Update uses of 'size' attribute. Handle before reload scheduling.
17891 (cfv123_guess): New dummy reservation for unhandled instructions.
17892 (cfv4_*): Pipeline description of ColdFire V4 core.
17893 (ignore): New reservation to handle 'ignore' type.
17895 2008-05-07 Ian Lance Taylor <iant@google.com>
17897 PR middle-end/36013
17898 * gimplify.c (find_single_pointer_decl_1): Don't look through
17900 (find_single_pointer_decl): Adjust comments.
17902 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17904 PR middle-end/36137
17905 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17906 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17908 PR middle-end/36106
17909 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17910 integral type rather than floating point, then VIEW_CONVERT_EXPR
17911 to the floating point type.
17913 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17915 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17916 TFmode op0 to register.
17918 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17920 * c-decl.c (grokdeclarator): Comment typo.
17922 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17924 * tree-flow.h: Remove prototype for computed_goto_p.
17925 * tree-cfg.c (computed_goto_p): Make static.
17927 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17930 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17931 (contains_aligned_value_p): This. Handle _Decimal128.
17932 (ix86_function_arg_boundary): Only align _Decimal128 to its
17933 natural boundary and handle it properly.
17935 2008-05-06 Martin Jambor <mjambor@suse.cz>
17937 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17938 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17939 (ipcp_method_set_orig_node): Removed.
17940 (ipcp_cval_get_cvalue_type): Removed.
17941 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17942 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17943 (ipcp_cval_set_cvalue_type): Removed.
17944 (ipcp_cval_get_cvalue): Removed.
17945 (ipcp_cval_set_cvalue): Removed.
17946 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17947 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17948 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17949 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17950 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17951 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17952 (ipcp_get_ith_lattice): Changed parameters.
17953 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17954 (ipcp_lattice_from_jfunc): Changed parameters.
17955 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17956 (ipcp_method_cval_print): Added temporary variable info.
17957 (ipcp_redirect): Removed already unused local variable caller.
17958 (ipcp_redirect): New temporary variable orig_callee_info
17959 (ipcp_redirect): Removed newly unused local variable callee.
17960 (ipcp_redirect): Removed (a bit confusing) local variable type.
17961 (ipcp_insert_stage): Added local variable info.
17962 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17964 (ipcp_formal_create): Removed.
17965 (ipcp_method_cval_set): Removed.
17966 (ipcp_propagate_stage): Renamed lattice variables.
17967 (ipcp_method_cval_set_cvalue_type): Removed.
17968 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17969 (ipcp_print_all_lattices): Changed printed strings to refer to
17970 lattices rather than cvals.
17971 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17972 (ipcp_propagate_const): Changed formal parameters.
17973 (build_const_val): Changed formal parameters.
17974 (ipcp_insert_stage): Removed useless variable cvalue
17975 (build_const_val): Changed formal parameters.
17976 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17977 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17978 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17979 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17980 (ipcp_print_func_profile_counts): Changed string from "method" to
17982 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17983 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17984 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17985 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17986 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17987 (ipcp_lat_is_const): Changed parameters and made inline.
17988 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17989 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17990 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17991 the predicate condition directly
17992 (ipcp_propagate_stage): Added local variable args. Removed local
17993 variable callee. (Both are mere code simplifications.)
17994 (ipcp_method_dont_insert_const): Renamed to
17995 ipcp_node_not_modifiable_p.
17996 (ipcp_node_not_modifiable_p): Made inline.
17997 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17998 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17999 (ipcp_print_all_lattices): Removed variable cvalue
18000 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18003 2008-05-06 Olivier Hainque <hainque@adacore.com>
18005 * tree-sra.c (try_instantiate_multiple_fields): Early return
18006 if field has POINTER_TYPE.
18008 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18010 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18011 by using 'q' specifier for instruction.
18012 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18014 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18016 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18017 Change mode of zero_extract from QImode to HImode.
18018 (sign bit tests peepholes): (Ditto.).
18020 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18022 * config/i386/mmx.md: Remove double backslashes from asm templates.
18023 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18024 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18025 to handle nonimmediate operands.
18026 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18027 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18028 to handle nonimmediate operands.
18029 (*mmx_<code>v2sf3_finite): New insn pattern.
18030 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18031 (mmx_<code>v2sf3): New expander. Use
18032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18033 (mmx_<plusminus_insn><mode>3): New expander. Use
18034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18035 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18036 (mmx_add<mode>3): Removed.
18037 (mmx_ssadd<mode>3): Ditto.
18038 (mmx_usadd<mode>3): Ditto.
18039 (mmx_sub<mode>3): Ditto.
18040 (mmx_sssub<mode>3): Ditto.
18041 (mmx_ussub<mode>3): Ditto.
18042 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18043 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18044 to handle nonimmediate operands.
18045 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18047 (mmx_smulv4hi3_highpart): New expander. Use
18048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18049 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18051 (mmx_umulv4hi3_highpart): New expander. Use
18052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18053 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18054 (mmx_<code>v4hi3): New expander. Use
18055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18056 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18057 (mmx_<code>v8qi3): New expander. Use
18058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18059 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18060 (mmx_<code><mode>3): New expander. Use
18061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18063 2008-05-05 Jan Hubicka <jh@suse.cz>
18065 PR tree-optimization/36118
18066 * passes.c (pass_init_dump_file): Fix dump header.
18068 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18070 PR middle-end/36141
18071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18072 VCE for function decls.
18074 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18076 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18078 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18080 * config/i386/i386.md (sat_plusminus): New.
18081 (plusminus_insn): Likewise.
18082 (plusminus_mnemonic): Likewise.
18084 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18085 (*<addsub><mode>3_cc_overflow): Renamed to ...
18086 (*<plusminus_insn><mode>3_cc_overflow): This.
18087 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18088 (*<plusminus_insn>si3_zext_cc_overflow): This.
18090 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18091 (<plusminus_insn><mode>3): This.
18092 (*<addsub><mode>3): Renamed to ...
18093 (*<plusminus_insn><mode>3): This.
18094 (<sse>_vm<addsub><mode>3): Renamed to ...
18095 (<sse>_vm<plusminus_insn><mode>3): This.
18096 (sse3_h<addsub>v4sf3): Renamed to ...
18097 (sse3_h<plusminus_insn>v4sf3): This.
18098 (sse3_h<addsub>v2df3): Renamed to ...
18099 (sse3_h<plusminus_insn>v2df3): This.
18100 (<plusminus_insn><mode>3): New.
18101 (*<plusminus_insn><mode>3): Likewise.
18102 (sse2_<plusminus_insn><mode>3): Likewise.
18103 (add<mode>): Removed.
18104 (*add<mode>3): Likewise.
18105 (sse2_ssadd<mode>3): Likewise.
18106 (sse2_usadd<mode>3): Likewise.
18107 (sub<mode>3): Likewise.
18108 (*sub<mode>3): Likewise.
18109 (sse2_sssub<mode>3): Likewise.
18110 (sse2_ussub<mode>3): Likewise.
18112 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18114 * gthr-single.h: Add in required interface elements as per gthr.h.
18115 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18116 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18117 Generalize UNUSED macro.
18118 (__gthread_once): Add.
18119 (__gthread_key_create): Add.
18120 (__gthread_key_delete): Add.
18121 (__gthread_getspecific): Add.
18122 (__gthread_setspecific): Add.
18124 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18127 the same size types for the indirect reference on the rhs, then
18130 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18132 * config/i386/i386.md
18133 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18134 one insn template instead of template series.
18135 (*xordi_1_rex64): Ditto.
18136 (*xordi_2_rex64): Ditto.
18138 2008-05-05 Ira Rosen <irar@il.ibm.com>
18140 PR tree-optimization/36119
18141 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18144 2008-06-04 Jan Hubicka <jh@suse.cz>
18146 tree-optimization/36100
18147 * tree-pass.h (pass_O0_always_inline): Declare.
18148 * ipa-inline.c (inline_transform): Remove dead code.
18149 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18150 pass_O0_always_inline): New.
18151 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18153 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18155 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18156 mnemonic in this_param move for TARGET_64BIT.
18158 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18160 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18161 (*strmovsi_rex_1): Ditto.
18162 (*strsetsi_1): Ditto.
18163 (*strsetsi_rex_1): Ditto.
18165 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18166 adddicc expanders using SWI mode iterator.
18168 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18171 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18174 2008-05-04 David S. Miller <davem@davemloft.net>
18176 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18177 (sparc*-*-linux*): Use linux.h in tm_file.
18178 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18179 compiler defaulting to 32-bit.
18180 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18182 * config/sparc/linux.h: Remove definitions now obtained
18183 properly from linux.h
18184 * config/sparc/linux64.h: Likewise.
18185 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18186 don't want this setting for 32-bit builds in a biarch compiler.
18187 * doc/install.texi: Add sparc-linux to list of targets
18188 supporting --enable-targets=all.
18190 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18192 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18194 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18196 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18197 after V4SI_FTYPE_V8HI.
18198 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18199 case V4SI_FTYPE_V2DF.
18201 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18203 * doc/invoke.texi (max-flow-memory-locations): Removed.
18204 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18206 2008-05-03 Richard Guenther <rguenther@suse.de>
18208 PR middle-end/34973
18209 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18211 2008-05-02 David S. Miller <davem@davemloft.net>
18213 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18215 2008-05-02 Simon Baldwin <simonb@google.com>
18218 * c-common.h (warn_array_subscript_range): Removed.
18219 * c-common.c (warn_array_subscript_range): Ditto.
18220 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18221 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18223 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18225 * config/i386/i386.c (ix86_special_builtin_type): New.
18226 (bdesc_special_args): Likewise.
18227 (ix86_expand_special_args_builtin): Likewise.
18228 (ix86_init_mmx_sse_builtins): Updated.
18229 (ix86_expand_builtin): Updated.
18230 (ix86_expand_store_builtin): Removed.
18231 (ix86_expand_unop_builtin): Likewise.
18233 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18234 * config/i386/mmintrin.h (__v2sf): Here.
18236 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18238 (_mm_loadl_pi): Likewise.
18239 (_mm_storeh_pi): Replace __v2si with __v2sf.
18240 (_mm_storel_pi): Likewise.
18242 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18243 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18244 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18245 __builtin_ia32_loadlpd.
18247 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18249 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18250 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18251 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18252 (ix86_init_mmx_sse_builtins): Updated.
18253 (ix86_expand_args_builtin): Likewise.
18254 (ix86_expand_builtin): Likewise.
18255 (ix86_expand_unop1_builtin): Renamed to ...
18256 (ix86_expand_unop_vec_merge_builtin): This.
18258 2008-05-01 Jan Hubicka <jh@suse.cz>
18261 * ipa-inline.c (inline_generate_summary): Make static.
18262 (inline_transform): Do not call inlining at -O0; make static.
18263 * passes.c (execute_todo): Add sanity check.
18264 (execute_one_ipa_transform_pass): Execute proper flags.
18266 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18268 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18269 (DECL_NONADDRESSABLE_P): Likewise.
18270 * alias.c (record_component_aliases): Fix comment.
18272 2008-05-01 Simon Baldwin <simonb@google.com>
18274 * c-common.h (warn_array_subscript_range): New function.
18275 * c-common.c (warn_array_subscript_range): Ditto.
18276 * tree-vrp.c (check_array_ref): Corrected code to agree with
18277 comment, ignoring only arrays of size 0 or size 1.
18278 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18280 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18282 * config/i386/i386.c (ix86_builtin_type): Replace
18283 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18284 (bdesc_args): Updated.
18285 (ix86_init_mmx_sse_builtins): Likewise.
18286 (ix86_expand_args_builtin): Likewise.
18288 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18291 * doc/extend.texi: Correct __builtin_ia32_palignr.
18293 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18296 * config/i386/i386.c (bdesc_crc32): Removed.
18297 (ix86_expand_crc32): Likewise.
18298 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18299 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18300 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18301 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18302 UINT_FTYPE_UINT_UCHAR.
18303 (bdesc_args): Updated. Add crc32 builtins.
18304 (ix86_init_mmx_sse_builtins): Updated.
18305 (ix86_expand_args_builtin): Updated to support subreg.
18307 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18309 2008-05-01 Jan Hubicka <jh@suse.cz>
18311 * tree-pass.h (opt_pass): Add IPA_PASS.
18312 (varpool_node, cgraph_node): Forward declare.
18313 (ipa_opt_pass): Define.
18314 (pass_ipa_inline): Turn into ipa_opt_pass.
18315 (pass_apply_inline): Remove.
18316 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18317 (apply_inline): Turn into ....
18318 (inline_transform): ... this one.
18319 (inline_generate_summary): New function.
18320 (pass_apply_inline): Remove.
18321 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18323 (struct function): Add ipa_transforms_to_apply.
18324 * passes.c (register_one_dump_file): Work on IPA_PASS.
18325 (init_optimization_passes): Remove pass_inline_parameters and
18327 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18328 (execute_one_pass) ... here; apply transforms when possible.
18329 (add_ipa_transform_pass, execute_ipa_summary_asses,
18330 execute_one_ipa_transform_pass): New.
18331 (execute_ipa_pass_list): Update for IPA_PASS type.
18333 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18335 * config/i386/i386.c (ix86_builtin_type): Add
18336 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18337 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18338 (bdesc_args): Add SSE4a builtins.
18339 (ix86_init_mmx_sse_builtins): Updated.
18340 (ix86_expand_args_builtin): Likewise.
18341 (ix86_expand_builtin): Likewise.
18343 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18345 * config/i386/i386.c (ix86_builtin_type): Add
18346 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18347 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18348 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18349 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18350 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18351 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18352 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18353 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18354 and DI_FTYPE_DI_DI_INT.
18355 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18356 (ix86_init_mmx_sse_builtins): Updated.
18357 (ix86_expand_args_builtin): Likewise.
18358 (ix86_expand_builtin): Likewise.
18359 (ix86_expand_binop_imm_builtin): Removed.
18361 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18363 2008-04-30 Richard Guenther <rguenther@suse.de>
18365 PR tree-optimization/32921
18366 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18368 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18370 * config/arm/arm.c (arm_unwind_emit): Use
18371 crtl->all_throwers_are_sibcalls instead of
18372 cfun->all_throwers_are_sibcalls.
18373 (arm_output_fn_unwind): Likewise.
18374 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18375 instead of cfun->uses_pic_offset_table.
18376 (frv_expand_prologue): Likewise.
18377 (frv_frame_pointer_required): Likewise.
18378 (frv_expand_fdpic_call): Likewise.
18379 (frv_emit_movsi): Likewise.
18380 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18381 cfun->returns_pcc_struct instead of
18382 current_function_returns_pcc_struct.
18383 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18384 instead of cfun->calls_eh_return.
18385 (m32c_pushm_popm): Likewise.
18386 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18387 "extern" declaration.
18389 2008-04-30 Richard Guenther <rguenther@suse.de>
18391 PR tree-optimization/21636
18392 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18394 (evaluate_stmt): Print the likely value.
18395 (ccp_visit_stmt): Avoid excessive vertical spacing.
18397 2008-04-30 Rafael Espíndola <espindola@google.com>
18399 * builtins.c (fold_call_expr): Return realret.
18400 * tree-ssa-threadedge.c
18401 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18402 __builtin_object_size.
18404 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18406 * gcc.c (wrapper_string): New variable.
18407 (insert_wrapper): New function.
18408 (execute): New option -wrapper.
18409 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18411 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18413 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18414 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18415 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18417 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18418 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18419 config/rs6000/e500crtres64gprctr.asm,
18420 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18421 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18422 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18423 config/rs6000/e500crtsav64gprctr.asm,
18424 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18425 config/rs6000/e500crtsavg64gprctr.asm: New files.
18426 * config/rs6000/t-ppccomm: Add build rules for new files.
18427 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18428 * config/rs6000/t-netbsd: Add build rules for new files.
18429 (LIB2FUNCS_STATIC_EXTRA): New variable.
18430 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18431 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18432 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18434 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18436 * config/i386/i386.c (ix86_builtin_type): Add
18437 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18438 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18439 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18440 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18441 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18442 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18443 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18444 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18445 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18446 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18447 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18448 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18449 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18450 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18451 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18452 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18453 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18454 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18455 V1DI_FTYPE_V2SI_V2SI.
18456 (bdesc_2arg): Moved to ...
18457 (bdesc_args): Here.
18458 (ix86_init_mmx_sse_builtins): Updated.
18459 (ix86_expand_args_builtin): Updated. Take a pointer
18460 to const struct builtin_description. Handle comparison
18462 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18463 (ix86_expand_builtin): Updated.
18465 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18466 (ssse3_pmaddubsw128): This.
18467 (ssse3_pmaddubswv4hi3): Renamed to ...
18468 (ssse3_pmaddubsw): This.
18470 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18471 (__builtin_ia32_packssdw128): Likewise.
18472 (__builtin_ia32_packuswb128): Likewise.
18473 (__builtin_ia32_pmaddubsw): Likewise.
18474 (__builtin_ia32_pmaddubsw128): Likewise.
18476 2008-04-30 Richard Guenther <rguenther@suse.de>
18478 PR tree-optimization/14847
18479 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18480 (recognize_bits_test): Use it.
18481 (recognize_single_bit_test): Likewise.
18483 2008-04-30 Martin Jambor <mjambor@suse.cz>
18485 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18486 instead of setting number of formal parameters to zero.
18487 (ipcp_init_stage): Do not set the number of actual parameters to zero
18489 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18490 which are called with variable number of arguments.
18491 (ipcp_insert_stage): Explicitely skipping all nodes which are
18492 called with variable number of arguments.
18493 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18494 number of parameters.
18496 * ipa-prop.h (struct ipa_node_params): Added flag
18497 called_with_var_arguments
18498 (ipa_set_param_count): Added. Changed sole setter to use it.
18499 (ipa_get_param_count): Added. All readers of param_count
18500 converted to use it instead.
18501 (ipa_set_called_with_variable_arg): Added.
18502 (ipa_is_called_with_var_arguments): Added.
18503 (ipa_get_ith_param): Added. All readers of param_decls converted
18505 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18507 (ipa_get_cs_argument_count): Added, all readers of argument_count
18509 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18512 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18513 (struct ipcp_lattice): Renamed cval_type to type
18514 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18516 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18517 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18518 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18519 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18520 (build_const_val): Changed the type of parameter cvalue to tree
18521 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18522 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18524 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18527 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18528 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18529 (ipa_add_method): Renamed to ipa_push_func_to_list
18530 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18531 (ipa_callsite_param_count): Removed.
18532 (ipa_callsite_param_count_set): Removed.
18533 (ipa_callsite_param): Removed.
18534 (ipa_callsite_callee): Removed.
18535 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18536 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18537 (ipa_method_formal_count): Removed.
18538 (ipa_method_formal_count_set): Removed.
18539 (ipa_method_get_tree): Removed.
18540 (ipa_method_tree_map_create): Removed.
18541 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18542 (ipa_create_param_decls_array): Creates the array itself
18543 (ipa_create_param_decls_array): Temporary variable info instead of
18544 a few dereferences.
18545 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18546 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18547 (get_type): Removed.
18548 (ipa_jf_get_info_type): Removed.
18549 (ipa_node_create): Renamed to ipa_create_node_params
18550 (ipa_free): Renamed to ipa_free_all_node_params
18551 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18552 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18553 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18554 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18555 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18556 ipa_free_all_edge_args
18557 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18558 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18559 (ipa_create_methodlist_node): Removed.
18560 (ipa_methodlist_method): Removed.
18561 (ipa_methodlist_method_set): Removed.
18562 (ipa_methodlist_next_method): Removed.
18563 (ipa_methodlist_next_method_set): Removed.
18564 (ipa_method_is_modified): Removed.
18565 (ipa_method_modify_create): Removed.
18566 (ipa_method_modify_init): Temporary variable info instead of a few
18568 (ipa_detect_param_modifications): Temporary variable info instead of
18569 a few dereferences.
18570 (ipa_compute_jump_functions): Temporary variable info instead of
18571 a few dereferences.
18572 (ipa_method_modify_set): Removed.
18573 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18574 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18575 than craph_node as the first parameter.
18576 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18577 (ipa_method_modify_init): Removed.
18578 (ipa_compute_jump_functions): Added a temp variable instead of
18579 repeatadly dereferencing the cgraph_edge.aux pointer
18580 (ipa_callsite_param_set_type): Removed.
18581 (ipa_compute_jump_functions): i renamed to index and moved to
18583 (ipa_callsite_param_set_info_type_formal): Removed.
18584 (ipa_callsite_param_set_info_type): Removed.
18585 (ipa_callsite_param_map_create): Removed.
18586 (ipa_callsite_tree): Removed.
18587 (ipa_callsite_caller): Removed.
18588 (ipa_pop_func_from_list): return_method removed to return_func
18590 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18591 prefixed all values with IPA_. Changed all users.
18592 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18593 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18594 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18595 (union parameter_info): Renamed to jump_func_value.
18596 (union jump_func_value): Renamed value to constant
18597 (struct ipa_jump_func): Renamed info_type to value
18598 (struct ipa_node): Renamed to ipa_node_params
18599 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18600 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18601 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18602 (struct ipa_edge): Renamed to ipa_edge_args
18603 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18604 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18605 (struct ipa_methodlist): Renamed to ipa_func_list
18606 (struct ipa_func_list): method_p renamed to node, next_method
18608 (ipa_methodlist_p): Removed, switched all users to struct pointer
18609 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18611 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18613 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18614 (rs6000_emit_epilogue): Use backchain to restore only when we
18615 have a large frame. Make use of frame pointer to restore if we
18616 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18618 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18620 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18621 Add mode to zero_extract.
18622 (sign bit tests peepholes): (Ditto.).
18624 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18626 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18627 Instructions in comments with SSE3.
18628 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18629 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18630 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18631 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18632 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18633 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18634 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18635 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18636 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18637 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18638 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18639 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18640 (bdesc_sse_args): Renamed to ...
18641 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18642 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18643 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18644 IX86_BUILTIN_FABSQ.
18645 (bdesc_1arg): Moved to ...
18646 (bdesc_args): Here.
18647 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18648 Instructions in comments with SSE3.
18649 (ix86_expand_sse_operands_builtin): Renamed to ...
18650 (ix86_expand_args_builtin): This. Updated.
18651 (ix86_expand_unop1_builtin): Update comments.
18652 (ix86_expand_builtin): Updated.
18654 2008-04-29 Richard Guenther <rguenther@suse.de>
18656 PR tree-optimization/36078
18657 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18658 Update virtual SSA form after cleaning up the CFG.
18660 2008-04-29 Richard Guenther <rguenther@suse.de>
18662 PR middle-end/15255
18663 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18665 2008-04-29 Richard Guenther <rguenther@suse.de>
18667 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18668 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18669 (compute_flow_insensitive_aliasing): Do not treat
18670 PTR_IS_REF_ALL pointers special.
18671 (get_smt_for): Likewise.
18672 (may_alias_p): Re-structure.
18673 (is_escape_site): A ref-all pointer conversion is not an escape site.
18674 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18675 PTR_IS_REF_ALL pointers special.
18676 * tree-ssa-structalias.h (struct alias_info): Remove
18677 ref_all_symbol_mem_tag field.
18678 (PTR_IS_REF_ALL): Remove.
18680 2008-04-29 Richard Guenther <rguenther@suse.de>
18682 PR middle-end/36077
18683 * fold-const.c (extract_muldiv_1): In combining division constants
18684 make sure to never overflow.
18686 2008-04-29 Nick Clifton <nickc@redhat.com>
18688 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18690 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18693 * optc-gen.awk: Work around HP-UX/IA awk bug.
18695 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18697 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18700 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18703 * config/i386/i386.md
18704 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18705 Change operand 1 predicate to nonimmediate_operand.
18707 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18710 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18712 * gengtype.c (walk_type, write_func_for_structure): Handle
18714 * doc/gty.texi: Document chain_circular.
18716 2008-04-28 Richard Guenther <rguenther@suse.de>
18718 PR tree-optimization/36066
18719 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18722 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18725 * config/i386/i386.md
18726 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18727 Use match_scratch instead of match_operand for operands 3 and 4.
18729 2008-04-27 Richard Guenther <rguenther@suse.de>
18731 PR tree-optimization/18754
18732 PR tree-optimization/34223
18733 * tree-pass.h (pass_complete_unrolli): Declare.
18734 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18735 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18736 Rewrite loop into loop closed SSA form if it is not already.
18737 (tree_unroll_loops_completely): Re-structure to iterate over
18738 innermost loops with intermediate CFG cleanups.
18739 Unroll outermost loops only if requested or the code does not grow
18741 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18742 loops are available.
18743 (tree_vectorize): Instead do so here.
18744 (tree_complete_unroll): Also unroll outermost loops.
18745 (tree_complete_unroll_inner): New function.
18746 (gate_tree_complete_unroll_inner): Likewise.
18747 (pass_complete_unrolli): New pass.
18748 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18749 uses outside of the loop.
18750 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18751 form if it is available.
18752 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18753 * passes.c (init_optimization_passes): Schedule complete inner
18754 loop unrolling pass before the first CCP pass after final inlining.
18756 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18758 * targhooks.h (default_emutls_var_fields,
18759 default_emutls_var_init): Declare.
18760 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18761 * target.h (struct gcc_target): Add struct emutls member.
18762 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18763 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18764 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18765 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18766 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18767 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18768 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18769 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18770 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18771 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18772 emit debug information.
18773 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18774 * varasm.c: Include targhooks.h.
18775 (emutls_object_section, emutls_tmpl_section): New.
18776 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18777 (EMUTLS_SEPARATOR): New.
18778 (prefix_name): New.
18779 (get_emutls_object_name): New.
18780 (default_emutls_var_fields): New, broken out of ...
18781 (get_emutls_object_type): ... here. Adjust to use target hooks.
18782 (get_emutls_init_templ_addr): Adjust to use target hooks.
18783 (emutls_decl): Adjust to use target hooks.
18784 (emutls_finish): Likewise.
18785 (default_emutls_var_init): New, broken out of ...
18786 (assemble_variable): ... here. Adjust to use target hooks.
18787 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18788 SECCAT_EMUTLS_TMPL.
18789 * c-common.c (handle_section_attribute): Prevent overriding
18790 sections for emulated tls with special sections.
18791 * config/i386/i386.c (x86_64_elf_select_section): Add
18792 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18793 (x86_64_elf_unique_section): Likewise.
18794 * config/vxworks.c: Include tree.h.
18795 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18796 (vxworks_override_options): Set TLS scheme.
18797 * doc/tm.texi (Emulated TLS): New node.
18799 2008-04-26 Simon Baldwin <simonb@google.com>
18802 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18803 with propagated string constants.
18805 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18807 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18808 constraint for operand 2 when operand 0 is memory operand.
18809 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18810 operand 0 is memory operand.
18811 (fix_trunc<mode>_i387_with_temp): Ditto.
18812 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18813 operand 2 when operand 1 is memory operand.
18814 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18815 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18816 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18817 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18818 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18819 operands 2,3 and 4 when operand 1 is memory operand.
18820 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18822 (fistdi2_floor_with_temp): Ditto.
18823 (fist<mode>2_floor_with_temp): Ditto.
18824 (fistdi2_ceil_with_temp): Ditto.
18825 (fist<mode>2_ceil_with_temp): Ditto.
18826 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18828 2008-04-26 David Daney <ddaney@avtrex.com>
18830 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18832 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18833 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18834 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18835 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18836 (compare_and_swap_12): New insn.
18837 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18838 * config/mips/mips.c (mips_force_binary): New function.
18839 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18840 (mips_expand_compare_and_swap_12): New function.
18841 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18843 2008-04-25 Jan Hubicka <jh@suse.cz>
18846 * cfgexpand.c (pass_expand): Turn into RTL pass.
18847 * passes.c (execute_one_pass): Do pass typechecking after execution.
18848 * tree-pass.h (pass_expand): Turn into RTL pass.
18850 * function.h (struct rtl_data): Move here fields
18851 accesses_prior_frames, calls_eh_return, saves_all_registers,
18852 has_nonlocal_goto, has_asm_statement, is_thunk,
18853 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18854 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18855 arg_pointer_save_area_init from struct function; turn into bool.
18856 (struct function): Move
18857 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18858 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18859 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18860 tail_call_emit, arg_pointer_save_area_init
18861 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18862 (current_function_returns_struct, current_function_returns_pcc_struct,
18863 current_function_calls_setjmp, current_function_calls_alloca,
18864 current_function_accesses_prior_frames,
18865 current_function_calls_eh_return, current_function_is_thunk,
18866 current_function_stdarg, current_function_profile,
18867 current_function_limit_stack, current_function_uses_pic_offset_table,
18868 current_function_uses_const_pool, current_function_has_nonlocal_label,
18869 current_function_saves_all_registers,
18870 current_function_has_nonlocal_goto,
18871 current_function_has_asm_statement): Remove accesor macros.
18872 * ra-conflict.c (global_conflicts): Update.
18873 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18874 (suitable_for_tail_call_opt_p): Update.
18875 * builtins.c (expand_builtin_return_addr): Update.
18876 (expand_builtin_setjmp_setup): Update.
18877 (expand_builtin_nonlocal_goto): Update.
18878 * final.c (final_start_function): Update.
18879 (profile_function): Update.
18880 (leaf_function_p): Update.
18881 (only_leaf_regs_used): Update.
18882 * df-scan.c (df_get_exit_block_use_set): Update.
18883 * dojump.c (clear_pending_stack_adjust): Update.
18884 * tree-stdarg.c (gate_optimize_stdarg): Update.
18885 * gimple-low.c (lower_function_body): Update.
18886 * global.c (compute_regsets): Update.
18887 (global_alloc): Update.
18888 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18889 * expr.c (expand_assignment): Update.
18890 * dse.c (dse_step0): Update.
18891 (dse_step1): Update.
18892 * c-decl.c (store_parm_decls): Update.
18893 * local-alloc.c (combine_regs): Update.
18894 (find_free_reg): Update.
18895 * function.c (assign_parms_augmented_arg_list): Update.
18896 (assign_parm_find_data_types): Update.
18897 (assign_parms): Update.
18898 (allocate_struct_function): Update.
18899 (expand_function_start): Update.
18900 (expand_function_end): Update.
18901 (get_arg_pointer_save_area): Update.
18902 (thread_prologue_and_epilogue_insns): Update.
18903 (rest_of_match_asm_constraints): Update.
18904 * stor-layout.c (variable_size): Update.
18905 * gcse.c (gcse_main): Update.
18906 (bypass_jumps): Update.
18907 * gimplify.c (gimplify_function_tree): Update.
18908 * calls.c (emit_call_1): Update.
18909 (expand_call): Update.
18910 * bt-load.c (compute_defs_uses_and_gen): Update.
18911 * except.c (sjlj_assign_call_site_values): Update.
18912 (sjlj_emit_function_enter): Update.
18913 (can_throw_external): Update.
18914 (set_nothrow_function_flags): Update.
18915 (expand_builtin_unwind_init): Update.
18916 (expand_eh_return): Update.
18917 (convert_to_eh_region_ranges): Update.
18918 (output_function_exception_table): Update.
18919 * emit-rtl.c (gen_tmp_stack_mem): Update.
18920 * cfgexpand.c (expand_used_vars): Update.
18921 (tree_expand_cfg): Update.
18922 * cfgcleanup.c (rest_of_handle_jump): Update.
18923 * explow.c (allocate_dynamic_stack_space): Update.
18924 * varasm.c (assemble_start_function): Update.
18925 (force_const_mem): Update.
18926 (mark_constant_pool): Update.
18927 * tree-optimize.c (tree_rest_of_compilation): Update.
18928 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18929 * tree-cfg.c (notice_special_calls): Update.
18930 (is_ctrl_altering_stmt): Update.
18931 (tree_can_make_abnormal_goto): Update.
18932 (tree_purge_dead_abnormal_call_edges): Update.
18933 * config/alpha/predicates.md: Update.
18934 * config/alpha/alpha.c (alpha_sa_mask): Update.
18935 (alpha_sa_size): Update.
18936 (alpha_does_function_need_gp): Update.
18937 (alpha_expand_prologue): Update.
18938 (alpha_start_function): Update.
18939 (alpha_output_function_end_prologue): Update.
18940 (alpha_expand_epilogue): Update.
18941 * config/frv/frv.c (frv_stack_info): Update.
18942 (frv_expand_epilogue): Update.
18943 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18944 (s390_register_info): Update.
18945 (s390_frame_info): Update.
18946 (s390_init_frame_layout): Update.
18947 (s390_can_eliminate): Update.
18948 (save_gprs): Update.
18949 * config/spu/spu.c (spu_split_immediate): Update.
18950 (need_to_save_reg): Update.
18951 (spu_expand_prologue): Update.
18952 (spu_expand_epilogue): Update.
18953 * config/sparc/sparc.md: Update.
18954 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18955 (sparc_tls_got): Update.
18956 (legitimize_pic_address): Update.
18957 (sparc_emit_call_insn): Update.
18958 (sparc_expand_prologue): Update.
18959 (output_return): Update.
18960 (print_operand): Update.
18961 (sparc_function_ok_for_sibcall): Update.
18962 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18963 * config/m32r/m32r.md: Update.
18964 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18965 (m32r_compute_frame_size): Update.
18966 (m32r_expand_prologue): Update.
18967 (m32r_expand_epilogue): Update.
18968 (m32r_legitimize_pic_address): Update.
18969 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18970 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18971 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18972 (gen_push): Update.
18973 (ix86_save_reg): Update.
18974 (ix86_compute_frame_layout): Update.
18975 (ix86_expand_prologue): Update.
18976 (ix86_expand_epilogue): Update.
18977 * config/sh/sh.c (output_stack_adjust): Update.
18978 (calc_live_regs): Update.
18979 (sh5_schedule_saves): Update.
18980 (sh_expand_prologue): Update.
18981 (sh_expand_epilogue): Update.
18982 (sh_setup_incoming_varargs): Update.
18983 (sh_allocate_initial_value): Update.
18984 (sh_get_pr_initial_val): Update.
18985 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18986 * config/sh/sh.md (label:): Update.
18987 * config/avr/avr.c (out_movhi_mr_r): Update.
18988 * config/crx/crx.h (enum): Update.
18989 * config/xtensa/xtensa.h (along): Update.
18990 * config/stormy16/stormy16.c Update.
18991 (xstormy16_compute_stack_layout): Update.
18992 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18993 (fr30_expand_prologue): Update.
18994 * config/cris/cris.c (cris_conditional_register_usage): Update.
18995 (cris_reg_saved_in_regsave_area): Update.
18996 (cris_initial_frame_pointer_offset): Update.
18997 (cris_simple_epilogue): Update.
18998 (cris_expand_prologue): Update.
18999 (cris_expand_epilogue): Update.
19000 (cris_expand_pic_call_address): Update.
19001 (cris_asm_output_symbol_ref): Update.
19002 (cris_asm_output_label_ref): Update.
19003 * config/cris/cris.md Update.
19004 * config/iq2000/iq2000.c (compute_frame_size): Update.
19005 (iq2000_expand_epilogue): Update.
19006 * config/mt/mt.h (save_direction): Update.
19007 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19008 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19009 (ia64_secondary_reload_class): Update.
19010 * config/m68k/m68k.c (m68k_save_reg): Update.
19011 (m68k_expand_prologue): Update.
19012 (m68k_expand_epilogue): Update.
19013 (legitimize_pic_address): Update.
19014 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19015 (first_reg_to_save): Update.
19016 (first_altivec_reg_to_save): Update.
19017 (compute_vrsave_mask): Update.
19018 (compute_save_world_info): Update.
19019 (rs6000_stack_info): Update.
19020 (spe_func_has_64bit_regs_p): Update.
19021 (rs6000_ra_ever_killed): Update.
19022 (rs6000_emit_eh_reg_restore): Update.
19023 (rs6000_emit_allocate_stack): Update.
19024 (rs6000_emit_prologue): Update.
19025 (rs6000_emit_epilogue): Update.
19026 (rs6000_output_function_epilogue): Update.
19027 (output_profile_hook): Update.
19028 (rs6000_elf_declare_function_name): Update.
19029 * config/rs6000/rs6000.h (rs6000_args): Update.
19030 * config/rs6000/rs6000.md: Update.
19031 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19032 * config/arc/arc.c (arc_output_function_epilogue): Update.
19033 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19034 * config/darwin.c (machopic_function_base_name): Update.
19035 * config/score/score3.c (score3_compute_frame_size): Update.
19038 (score3_epilogue): Update.
19039 * config/score/score7.c (score7_compute_frame_size): Update.
19040 (score7_prologue): Update.
19041 (score7_epilogue): Update.
19042 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19043 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19044 * config/arm/arm.c (use_return_insn): Update.
19045 (require_pic_register): Update.
19046 (arm_load_pic_register): Update.
19047 (arm_compute_save_reg0_reg12_mask): Update.
19048 (arm_compute_save_reg_mask): Update.
19049 (thumb1_compute_save_reg_mask): Update.
19050 (output_return_instruction): Update.
19051 (arm_output_function_prologue): Update.
19052 (arm_output_epilogue): Update.
19053 (arm_get_frame_offsets): Update.
19054 (arm_expand_prologue): Update.
19055 (thumb_pushpop): Update.
19056 (thumb_exit): Update.
19057 (thumb1_expand_prologue): Update.
19058 (thumb1_expand_epilogue): Update.
19059 (arm_unwind_emit): Update.
19060 (arm_output_fn_unwind): Update.
19061 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19062 * config/arm/arm.md: Update.
19063 * config/pa/pa.md: Update.
19064 * config/pa/pa.c (legitimize_pic_address): Update.
19065 (compute_frame_size): Update.
19066 (hppa_expand_prologue): Update.
19067 (hppa_expand_epilogue): Update.
19068 (borx_reg_operand): Update.
19069 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19070 (HARD_REGNO_RENAME_OK): Update.
19071 * config/mips/mips.c (mips_global_pointer): Update.
19072 (mips_save_reg_p): Update.
19073 (mips_compute_frame_info): Update.
19074 (mips_frame_pointer_required): Update.
19075 (mips_expand_prologue): Update.
19076 (mips_expand_epilogue): Update.
19077 (mips_can_use_return_insn): Update.
19078 (mips_reorg_process_insns): Update.
19079 * config/v850/v850.c (compute_register_save_size): Update.
19080 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19081 * config/mmix/mmix.c (along): Update.
19082 (mmix_expand_epilogue): Update.
19083 * config/bfin/bfin.c (legitimize_pic_address): Update.
19084 (must_save_p): Update.
19085 (stack_frame_needed_p): Update.
19086 (add_to_reg): Update.
19087 (bfin_expand_prologue): Update.
19088 * stmt.c (expand_asm_operands): Update.
19089 * reload1.c (reload): Update.
19090 (init_elim_table): Update.
19092 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19094 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19096 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19098 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19099 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19100 (mov<mode>): Removed.
19101 (*movv4sf_internal): Likewise.
19102 (*movv2df_internal): Likewise.
19104 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19106 * config.gcc (crx-*-elf): Remove deprecation.
19108 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19110 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19111 __gcc_deregister_frame with atexit.
19112 (deregister_frame_dtor): Remove.
19114 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19115 Nathan Sidwell <nathan@codesourcery.com>
19117 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19119 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19120 (rs6000_isel): Likewise.
19121 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19122 (rs6000_isel): New variable.
19123 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19125 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19128 * c-common.c (handle_vector_size_attribute): Call
19129 lang_hooks.types.reconstruct_complex_type instead of
19130 reconstruct_complex_type.
19131 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19132 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19133 * langhooks.h (struct lang_hooks_for_types): Add
19134 reconstruct_complex_type hook.
19135 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19136 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19138 2008-04-24 Richard Guenther <rguenther@suse.de>
19140 * c-common.h (check_builtin_function_arguments): Declare.
19141 * c-common.c (validate_nargs): New function.
19142 (check_builtin_function_arguments): Likewise.
19143 * c-typeck.c (build_function_call): Call
19144 check_builtin_function_arguments.
19145 * builtins.c (fold_builtin_classify): Remove error reporting code.
19146 (fold_builtin_unordered_cmp): Likewise.
19147 (fold_builtin_1): Likewise.
19148 (fold_builtin_n): Likewise.
19150 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19152 PR tree-optimization/36008
19153 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19154 the original op1, rather than delta by step.
19156 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19157 Sebastian Pop <sebastian.pop@amd.com>
19159 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19160 eliminate_local_variables_stmt, eliminate_local_variables,
19161 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19162 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19163 of code delimited by two edges in the CFG.
19164 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19165 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19166 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19167 the case of parallelisation of reductions.
19168 (expr_invariant_in_region_p): New.
19170 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19171 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19173 2008-04-24 Ira Rosen <irar@il.ibm.com>
19174 Richard Guenther <rguenther@suse.de>
19176 PR tree-optimization/36034
19177 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19178 incapable of dealing with loads with gaps.
19180 2008-04-24 Rafael Espíndola <espindola@google.com>
19182 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19183 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19184 vrp_evaluate_conditional.
19185 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19186 (vrp_evaluate_conditional): Split the cond argument.
19187 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19188 (simplify_stmt_for_jump_threading): Update call to
19189 vrp_evaluate_conditional.
19191 2008-04-24 Ira Rosen <irar@il.ibm.com>
19193 PR tree-optimization/35982
19194 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19195 interleaved data-refs are of the same type.
19197 2008-04-24 Danny Smith <dannysmith@users.net>
19199 * c-format.c (check_format_info_main): Use strncmp rather than a
19200 magic prefix to handle multichar length specs.
19201 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19202 Don't prefix "I64" and "I32" with '\0'.
19204 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19207 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19208 in registers for -m32 only if stdarg_p (fntype).
19210 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19212 PR rtl-optimization/36006
19213 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19214 temp to op0 in order to avoid invalid rtx sharing.
19216 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19218 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19219 check TREE_INVARIANT.
19220 * tree-gimple.c (is_gimple_address): New.
19221 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19222 * tree-gimple.h (is_gimple_address): New.
19223 * tree.h (decl_address_invariant_p): New.
19224 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19225 (build_string): Likewise.
19226 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19227 (tree_invariant_p_1): Likewise.
19228 (save_expr): Use it.
19229 (tree_invariant_p): New.
19230 (skip_simple_arithmetic): Use it.
19231 (stabilize_reference_1): Use it.
19232 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19234 (build1_stat): Drop code to compute TREE_INVARIANT.
19235 (build2_stat): Drop code to compute TREE_INVARIANT.
19236 (build3_stat): Drop code to compute TREE_INVARIANT.
19237 (build4_stat): Drop code to compute TREE_INVARIANT.
19238 (build5_stat): Drop code to compute TREE_INVARIANT.
19239 (build7_stat): Drop code to compute TREE_INVARIANT.
19240 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19241 * tree.h (struct tree_base): Remove invariant_flag.
19242 (TREE_INVARIANT): Remove.
19243 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19244 (fold_builtin_expect): Check TREE_CONSTANT.
19245 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19246 * c-tree.h (c_expr_to_decl): Drop third parameter.
19247 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19248 (build_c_cast): Don't set TREE_INVARIANT.
19249 (pop_init_level): Don't set TREE_INVARIANT.
19250 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19251 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19253 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19254 (gimplify_addr_expr): Adjust comment.
19255 * tree-mudflap.c (mf_build_string):
19256 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19257 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19258 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19259 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19260 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19261 * langhooks.h (struct lang_hooks): Drop third parameter from
19264 2008-04-23 Richard Guenther <rguenther@suse.de>
19266 PR tree-optimization/27799
19267 PR tree-optimization/32921
19268 PR tree-optimization/32624
19269 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19270 SMTs aliases and the tag itself into the solution.
19271 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19272 merge the points-to solution back into the SMT aliases.
19273 (may_alias_p): Use alias_set_subset_of instead of
19274 aliases_conflict_p. A pointer which points to
19275 memory with alias set zero may access any variable.
19277 2008-04-23 Richard Guenther <rguenther@suse.de>
19279 * alias.c (alias_set_subset_of): Correctly handle asking
19280 if zero is a subset of an alias set with zero child.
19281 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19282 (compute_flow_insensitive_aliasing): Correctly walk all
19283 pointers. Do not unnecessarily union sets.
19285 2008-04-23 Richard Guenther <rguenther@suse.de>
19287 PR middle-end/36021
19288 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19290 2008-04-22 Tomas Bily <tbily@suse.cz>
19292 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19294 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19296 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19297 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19298 * tree-inline.c (estimate_num_insns_1): Likewise.
19299 * varasm.c (const_hash_1, compare_constant, copy_constant)
19300 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19301 * emit-rtl.c (component_ref_for_mem_expr)
19302 (set_mem_attributes_minus_bitpos): Likewise.
19303 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19304 (is_aligning_offset): Likewise.
19305 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19306 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19307 * dojump.c (do_jump): Likewise.
19308 * builtins.c (get_pointer_alignment, get_memory_rtx)
19309 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19310 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19312 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19314 PR rtl-optimization/36017
19315 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19316 expanding the library call.
19318 2008-04-22 Ian Lance Taylor <iant@google.com>
19320 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19321 than size_in_bytes.
19323 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19325 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19326 of LR/CTR moves for Power6.
19328 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19330 PR middle-end/36003
19331 * passes.c (init_optimization_passes): Remove
19332 pass_fast_rtl_byte_dce.
19334 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19337 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19338 builtin functions to generate faster code.
19339 (_mm_cvtpu16_ps): Ditto.
19340 (_mm_cvtpi32x2_ps): Ditto.
19342 2008-04-22 Nick Clifton <nickc@redhat.com>
19344 * common.opt (ftree-loop-distribution): Add Optimization
19347 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19348 (frv_expand_builtin_va_start): Likewise.
19350 * config/arm/arm.c (thumb_find_work_register): Fix location of
19351 argument register count.
19353 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19355 Support scheduling for ColdFire V1 and V3 microarchitecture.
19356 Improve scheduling of multiplication instructions.
19358 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19359 (mac): New instruction attribute.
19360 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19361 (m68k_sched_mac): New variable.
19362 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19363 Handle cfv1 and cfv3.
19364 (max_insn_size): New static variable.
19365 (struct _sched_ib): New type.
19366 (sched_ib): New static variable.
19367 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19368 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19369 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19371 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19372 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19373 new variables. Update.
19374 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19375 Add modeling of cfv3 instruction buffer. Update.
19376 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19377 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19378 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19379 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19380 a particular reservation applies to.
19381 (type2): Reorganize attribute values. Rename alu to alu_reg,
19382 alu_l to alu, move_l to omove. Join move to alu. Split mul
19383 to mul_l and mul_w.
19384 (cf_ib_*): Simplify description of instruction buffer.
19385 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19386 (cf_mem): Split into cf_mem1 and cf_mem2.
19387 (cf_v2_move_??): Rename to cfv12_alu_??.
19388 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19389 (cf_v2_mul_??): Remove reservations.
19390 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19391 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19392 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19394 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19395 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19396 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19397 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19398 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19399 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19400 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19401 expansions of the above reservations for instructions of sizes
19404 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19406 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19408 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19410 * coverage.c: Include tree-pass.h.
19411 (coverage_counter_alloc): Print da_file_name to the dump file.
19413 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19415 * sbitmap.c (sbitmap_range_empty_p): New function.
19416 * sbitmap.h (sbitmap_range_empty_p): New function.
19417 * bitmap.h: Now includes obstack.h.
19419 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19420 Kenneth Zadeck <zadeck@naturalbridge.com>
19422 * dbgcnt.def (ra_byte_scan): Added.
19423 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19424 when the last hit happens for a counter.
19425 * timevar.def (TV_DF_BYTE_LR): New variable.
19426 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19427 * passes.c (pass_fast_rtl_byte_dce): New pass.
19428 * fwprop.c (update_df): Added mode to call df_ref_create.
19429 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19430 DF_REF_EXTRACT_OFFSET.
19431 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19432 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19434 (df_ref_extract): Added mode field.
19435 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19436 DF_REF_EXTRACT_OFFSET.
19437 (DF_REF_EXTRACT_MODE): New macro.
19438 (df_byte_lr_bb_info): New structure.
19439 (df_print_byte_regset, df_compute_accessed_bytes,
19440 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19441 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19442 df_byte_lr_simulate_uses,
19443 df_byte_lr_simulate_artificial_refs_at_top,
19444 df_byte_lr_simulate_artificial_refs_at_end,
19445 df_compute_accessed_bytes): New function.
19446 (df_ref_create): Add parameter.
19447 (df_byte_lr_get_bb_info): New inline function.
19448 * df-scan.c (df_ref_record, df_uses_record,
19449 df_ref_create_structure): Added mode parameter.
19450 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19451 df_defs_record, df_uses_record, df_get_conditional_uses,
19452 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19453 df_entry_block_defs_collect, df_exit_block_uses_collect):
19454 Added mode parameter to calls to df_ref_record, df_uses_record,
19455 df_ref_create_structure.
19456 (df_ref_equal_p, df_ref_compare): Added test for modes.
19457 (df_ref_create_structure): Added code to set mode. Renamed
19458 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19459 DF_REF_EXTRACT_OFFSET.
19460 * df-core.c (df_print_byte_regset): New function.
19461 * df-byte-scan.c: New file.
19462 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19463 calls to BITMAP_FREE.
19464 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19465 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19466 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19467 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19468 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19469 df_byte_lr_local_compute, df_byte_lr_init,
19470 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19471 df_byte_lr_transfer_function, df_byte_lr_free,
19472 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19473 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19474 df_byte_lr_simulate_uses,
19475 df_byte_lr_simulate_artificial_refs_at_top,
19476 df_byte_lr_simulate_artificial_refs_at_end): New function.
19477 * dce.c (byte_dce_process_block): New function.
19478 (dce_process_block): au is now passed in rather than computed
19479 locally. Changed loops that look at artificial defs to not look
19480 for conditional or partial ones, because there never are any.
19481 (fast_dce): Now is able to drive byte_dce_process_block or
19482 dce_process_block depending on the kind of dce being done.
19483 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19484 (rest_of_handle_fast_byte_dce): New function.
19485 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19486 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19488 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19491 * gcc.h: Added fortran options that take arguments to
19492 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19495 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19497 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19498 scalarization if on the LHS and not a full access.
19500 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19502 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19504 2008-04-18 Rafael Espíndola <espindola@google.com>
19506 * tree-vrp.c (find_case_label_index): Fix the binary search.
19507 (find_case_label_range): New.
19508 (vrp_visit_switch_stmt): Use find_case_label_range.
19509 (simplify_switch_using_ranges): Use find_case_label_range.
19511 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19513 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19514 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19516 2008-04-18 Tom Tromey <tromey@redhat.com>
19519 * doc/cpp.texi (Implementation-defined behavior): Mention
19522 2008-04-18 Ian Lance Taylor <iant@google.com>
19524 * fold-const.c (pointer_may_wrap_p): New static function.
19525 (fold_comparison): Add another test for pointer overflow. Use
19526 pointer_may_wrap_p to disable some false positives.
19528 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19530 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19531 (fname_as_string): Match updated cpp_interpret_string prototype.
19532 (fix_string_type): Support char16_t* and char32_t*.
19533 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19534 derivative) nodes. Register as builtin if C++0x.
19535 (c_parse_error): Support CPP_CHAR{16,32}.
19536 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19537 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19538 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19539 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19540 CTI_CHAR32_ARRAY_TYPE>: New elements.
19541 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19542 char32_type_node, signed_char32_type_node, char16_array_type_node,
19543 char32_array_type_node): New defines.
19544 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19545 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19546 (lex_string): Support CPP_STRING{16,32}, match updated
19547 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19548 (lex_charconst): Support CPP_CHAR{16,32}.
19549 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19550 and CPP_STRING{16,32}.
19552 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19555 * aclocal.m4: Regenerate.
19556 * configure: Regenerate.
19558 2008-04-18 Jan Hubicka <jh@suse.cz>
19560 * except.c (dw2_size_of_call_site_table,
19561 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19563 * cgraphbuild.c (build_cgraph_edges): Update.
19564 * tree-pass.h: Update comment.
19565 * final.c (leaf_function_p): Update.
19566 (leaf_renumber_regs): Update.
19567 (rest_of_clean_state): Update.
19568 * omp-low.c (expand_omp_parallel): Update.
19569 * ipa-reference.c (analyze_function): Update.
19570 * reorg.c (find_end_label): Update.
19571 (optimize_skip): Update.
19572 (fill_simple_delay_slots): Update.
19573 (fill_simple_delay_slots): Update.
19574 (make_return_insns): Update.
19575 (dbr_schedule): Update.
19576 * gimple-low.c (record_vars_into): Update.
19577 * cfgbuild.c (make_edges): Update.
19578 * function.c (assign_stack_local): Update.
19579 (assign_parm_adjust_stack_rtl): Update.
19580 (locate_and_pad_parm): Update.
19581 (allocate_struct_function): Do not initialize stack_alignment_needed
19582 and preferred_stack_boundary here.
19583 (stack_protect_prologue): Update.
19584 (stack_protect_epilogue): Update.
19585 (expand_function_start): Initialize stack_alignment_needed,
19586 preferred_stack_boundary and max_jumptable_ents.
19587 (expand_function_end): Update.
19588 (free_after_compilation): Do not NULLify epilogue_delay_list.
19589 * function.h (struct rtl_data): Add stack_protect_guard,
19590 stack_alignment_needed,
19591 preferred_stack_boundary, epilogue_delay_list.
19592 (struct function): Remove value_histograms, stack_alignment_needed,
19593 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19595 unexpanded_var_list, stack_protect_guard.
19596 (current_function_epilogue_delay_list): Remove.
19597 * ipa-type-escape.c (analyze_function): Update.
19598 * gimplify.c (pop_gimplify_context): Update comment.
19599 * calls.c (expand_call): Update.
19600 (emit_library_call_value_1): Update.
19601 * except.c (set_nothrow_function_flags): Update.
19602 * cfgexpand.c (get_decl_align_unit): Update.
19603 (create_stack_guard): Update.
19604 (estimated_stack_frame_size): Update.
19605 (expand_used_vars): Update.
19606 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19607 * explow.c (allocate_dynamic_stack_space): Update.
19608 * tree-ssa-live.c (remove_unused_locals): Update.
19609 * varasm.c (mark_constant_pool): Update.
19610 * tree-inline.c (remap_decls): Update.
19611 (initialize_cfun): Update.
19612 (declare_return_variable): Update.
19613 (inline_forbidden_p): Update.
19614 (expand_call_inline): Update.
19615 (declare_inline_vars): Update.
19616 (tree_function_versioning): Update.
19617 * tree-flow.h (value_histograms): New.
19618 (VALUE_HISTOGRAMS): New macro.
19619 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19621 * tree-cfg.c (set_bb_for_stmt): Update.
19622 (replace_by_duplicate_decl): Update.
19623 (move_block_to_fn): Update.
19624 (new_label_mapper): Update.
19625 (dump_function_to_file): Update.
19626 * ipa-struct-reorg.c (build_data_structure): Update.
19627 * cfgrtl.c (print_rtl_with_bb): Update.
19628 * reload1.c (reload): Update.
19630 * config/i386/i386.c (setup_incoming_varargs_64,
19631 ix86_compute_frame_layout): Update.
19632 * config/arc/arc.c (arc_output_function_epilogue): Update.
19634 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19636 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19637 for FreeBSD as well.
19638 * gthr-posix95.h: Likewise.
19640 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19642 PR rtl-optimization/35838
19643 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19644 out the byte offset of the first subreg.
19646 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19648 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19649 to split_ti instead of three separate calls with single member arrays.
19650 (subti3 splitter): Ditto.
19651 (adddi3 splitter): Ditto with split_di.
19652 (subdi3 splitter): Ditto.
19653 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19654 two separate calls with single member arrays. Swap match_dup
19655 operands 1 and 2 to better fit into the array.
19656 (negdi2 splitter): Ditto with split_di.
19657 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19658 two separate calls with single member arrays. Swap match_dup operands
19659 6 and 7 to better fit into the array.
19661 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19663 * config/i386/i386.c (sse_builtin_type): New.
19664 (bdesc_sse_args): Likewise.
19665 (bdesc_sse_3arg): Removed.
19666 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19667 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19668 IX86_BUILTIN_ROUNDPS.
19669 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19670 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19671 IX86_BUILTIN_ROUNDPS.
19672 (ix86_expand_sse_4_operands_builtin): Removed.
19673 (ix86_expand_sse_operands_builtin): New.
19674 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19675 and CODE_FOR_sse4_1_roundps.
19676 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19677 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19679 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19682 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19683 regs before frame pop when needed. If use_backchain_to_restore_sp
19684 then load backchain into a temp reg to restore vr and vrsave. Add
19685 code to restore vr after frame pop if possible.
19687 2008-04-17 Richard Guenther <rguenther@suse.de>
19689 * tree-vn.c (expressions_equal_p): Do not check type
19690 equality or compatibility before calling operand_equal_p.
19691 * fold-const.c (operand_equal_p): Check equivalence of
19692 integer constants before bailing out due to signedness or
19693 precision differences.
19694 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19695 spurious differences in type qualification. Ignore types
19696 for COMPONENT_REFs at all.
19698 2008-04-17 Christian Bruel <christian.bruel@st.com>
19700 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19701 msw_skip comparison.
19703 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19706 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19709 PR tree-optimization/35899
19710 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19711 rather than TREE_OPERAND.
19713 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19716 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19717 temporary registers. Change operand predicate to general_operand.
19718 (remainderxf3): Ditto.
19720 2008-04-16 Richard Guenther <rguenther@suse.de>
19722 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19723 * tree-affine.c (aff_combination_expand): Look through some
19726 2008-04-15 Doug Kwan <dougkwan@google.com>
19728 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19730 * tree-pretty-print.c (dump_generic_node): Ditto.
19731 * final.c (output_addr_const): Ditto.
19732 * dwarf2out.c (output_cfi): Ditto.
19733 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19734 * print-rtl.c (print_rtx): Ditto.
19735 * print-tree.c (print_node_brief, print_node): Ditto.
19736 * c-common.c (match_case_to_enum_1): Ditto.
19737 * sched-vis.c (print_value): Ditto.
19738 * config/i386/i386.c (print_operand): Cast to long unsigned int
19741 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19742 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19743 MS Windows VirtualProtect function.
19745 2008-04-15 Jan Hubicka <jh@suse.cz>
19747 * gengtype.c (write_root): Param_is argument is OK.
19748 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19749 * function.h: Include varray.h
19750 (rtl_eh): New stucture based on except.c one.
19751 (call_site_record): New forward declaration and vector type.
19752 * calls.c (emit_call_1): Do not call
19753 note_current_region_may_contain_throw.
19754 * except.c (eh_status): Remove cur_region, try_region since they are
19756 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19757 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19758 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19759 Remove call_site_data_used, call_site_data_size.
19760 Turn call_site_record into vector in function.h.
19761 (note_current_region_may_contain_throw): Remove.
19762 (get_exception_pointer, get_exception_filter): Do not take struct
19763 function argument; update.
19764 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19765 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19766 build_post_landing_pads, dw2_build_landing_pads,
19767 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19768 sjlj_emit_function_enter, sjlj_emit_function_enter,
19769 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19770 sjlj_build_landing_pads, finish_eh_generation,
19771 remove_exception_handler_label, remove_eh_handler,
19772 maybe_remove_eh_handler, add_reachable_handler,
19773 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19774 add_action_record, collect_one_action_chain, add_call_site,
19775 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19776 sjlj_output_call_site_table, output_function_exception_table,
19777 * except.h (note_current_region_may_contain_throw): Remove
19778 (get_exception_pointer, get_exception_filter): Do not take struct
19780 * Makefile.in (GTFILES): Put varargs before struct function.
19782 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19784 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19785 punt for STRING_CST.
19786 (get_constraint_for): Deal with STRING_CST here instead.
19788 2008-04-15 Richard Guenther <rguenther@suse.de>
19790 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19791 statements in a basic-block with a backward walk. Do not
19792 substitute into dead statements but instead remove those.
19794 2008-04-15 Richard Guenther <rguenther@suse.de>
19796 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19797 to zero, thus disable creation of SFTs.
19799 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19801 * tree-predcom.c (suitable_reference_p): Return false if the
19802 reference can throw.
19804 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19807 * c-decl.c (finish_decl): If extern or static var has variable
19808 size, set TREE_TYPE (decl) to error_mark_node.
19810 2008-04-15 Rafael Espíndola <espindola@google.com>
19812 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19815 2008-04-15 Richard Guenther <rguenther@suse.de>
19817 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19818 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19819 (visit_reference_op_load): Do walk vuse-vdef chains on
19820 vn_reference_lookup.
19821 (visit_reference_op_store): But do not here.
19822 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19823 vn_reference_lookup.
19824 (vn_lookup_with_vuses): But do so here.
19826 2008-04-14 Ian Lance Taylor <iant@google.com>
19828 * fold-const.c (fold_overflow_warning): Remove assertion.
19830 2008-04-15 Ben Elliston <bje@au.ibm.com>
19832 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19833 temp1 local variables.
19835 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19838 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19839 ".text.unlikely" section as executable.
19841 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19843 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19844 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19845 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19846 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19847 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19848 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19849 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19851 2008-04-14 Ian Lance Taylor <iant@google.com>
19853 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19854 * fold-const.c (fold_comparison): If appropriate, test
19855 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19856 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19857 reassociating a pointer type.
19858 * doc/invoke.texi (Optimize Options): Document that
19859 -fstrict-overflow applies to pointer wraparound.
19861 2008-04-13 Jan Hubicka <jh@suse.cz>
19863 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19865 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19867 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19868 we are going to "save the world".
19870 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19872 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19873 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19874 operand 0 constraint, not "=".
19876 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19878 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19880 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19882 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19883 of size of positions_needed * CHAR_BIT.
19885 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19887 PR middle-end/35897
19888 * dse.c (store_info): Change positions_needed to unsigned
19890 (lowpart_bitmask): New.
19891 (record_store): Cast to unsigned HOST_WIDE_INT for
19892 positions_needed. Assert width <= size of positions_needed *
19893 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19894 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19895 lowpart_bitmask to set mask.
19897 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19899 * config/bfin/constraints.md: New file.
19900 * config/bfin/bfin.md: Include it.
19901 (adddi3): Use satisfies_constraint functions instead of the old macros.
19902 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19903 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19904 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19905 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19906 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19907 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19908 EXTRA_CONSTRAINT): Delete.
19909 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19910 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19912 * config/bfin/bfin.c: Include "tm-constrs.h".
19913 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19914 Use satisfies_constraint functions instead of the old macros.
19915 * doc/md.texi (Blackfin Constraints): Update file name reference.
19917 2008-04-11 Richard Guenther <rguenther@suse.de>
19919 PR tree-optimization/35869
19920 * tree-vrp.c (execute_vrp): Move switch statement update after
19921 jump threading. Schedule another cfg cleanup run.
19923 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19926 * attribs.c (decl_attributes): Return early on errorneous node.
19928 2008-04-10 Oleg Ryjkov <olegr@google.com>
19930 * tree.h (struct tree_base): Added a new flag default_def_flag.
19931 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19933 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19935 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19937 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19940 * pa.md: Define mode iterator P. Define mode attribute dwc.
19941 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19942 (icacheflush): Likewise.
19943 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19944 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19946 2008-04-11 Ben Elliston <bje@au.ibm.com>
19948 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19950 2008-04-10 Rafael Espíndola <espindola@google.com>
19952 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19953 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19954 (extract_range_from_expr): The same.
19956 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19958 * config/mips/mips.md (GPR2): New mode iterator.
19959 (seq): Add comment.
19960 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19961 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19962 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19963 Rewrite these to take two modes, the mode of comparison and the
19964 mode of the destination.
19965 * config/mips/mips.c (mips_expand_scc): Instead of having
19966 paradoxical subreg as destination, expand "narrowing" scc if mode
19967 of comparison is SI and target is requested in DI mode.
19968 (mips_emit_int_order_test): Update comment. Make mode of
19969 comparison match CMP0 rather than TARGET. When creating inverse
19970 target use mode of TARGET.
19972 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19974 * gcov-dump.c (tag_summary): Only print summaries for the first
19975 GCOV_COUNTERS_SUMMABLE counters.
19977 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19979 * config/i386/i386.md (absneg): New code iterator.
19980 (absnegprefix): New code attribute.
19981 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19982 patterns using absneg code iterator.
19983 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19984 using absneg code iterator.
19985 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19986 *neg<mode>2 patterns using absneg code iterator.
19987 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19988 *negextendsfdf2 patterns using absneg code iterator.
19989 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19990 *negextendsfxf2 patterns using absneg code iterator.
19991 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19992 *negextendsfdf2 patterns using absneg code iterator.
19993 * config/i386/sse.md (<code><mode>2): Macroize expander from
19994 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19996 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19998 * config/s390/s390.h: Remove the remains of the recent search
19999 & replace action of current_function_outgoing_args_size.
20001 2008-04-10 Ira Rosen <irar@il.ibm.com>
20003 PR tree-optimization/35821
20004 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20005 NEW_STMT_LIST is not NULL.
20007 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20010 * toplev.c (process_options): Remove -ffunction-sections debugging
20013 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20015 PR middle-end/PR28690
20016 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20017 than gen_rtx_fmt_ee to perform more canonicalizations.
20019 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20022 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20024 2008-04-09 Richard Guenther <rguenther@suse.de>
20026 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20027 (dump_function_to_file): Dump function arguments with types.
20029 2008-04-08 Richard Guenther <rguenther@suse.de>
20031 * fold-const.c (fold_widened_comparison): Do not allow
20032 sign-changes that change the result.
20034 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20037 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20038 kinds of indirect references.
20040 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20042 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20043 GNU Fortran language string.
20045 2008-04-08 Rafael Espíndola <espindola@google.com>
20047 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20048 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20049 * tree.h (tree_call_nonnegative_warnv_p): New.
20051 2008-04-08 Jan Hubicka <jh@suse.cz>
20053 * function.c (free_after_compilation): Clear out regno_reg_rtx
20056 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20059 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20061 PR middle-end/PR28690
20062 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20063 same precedence as REG_POINTER and MEM_POINTER operands.
20065 2008-04-08 Richard Guenther <rguenther@suse.de>
20067 PR middle-end/35834
20068 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20069 for adding index to base.
20071 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20073 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20074 (MINGW_ENABLE_EXECUTE_STACK): New.
20075 (IN_LIBGCC2): For libgcc include windows.h file for
20076 function declarations.
20078 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20080 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20081 and tem2 if tem1 is not a REG or MULT.
20083 2008-04-08 Jan Hubicka <jh@suse.cz>
20085 * function.h (incomming_args): Break out of struct function.
20086 (function_subsections): Break out of struct function.
20087 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20088 return_rtx and hard_reg_initial_vals from struct function.
20089 Kill inl_max_label_num.
20090 (current_function_pops_args, current_function_args_info,
20091 current_function_args_size, current_function_args_size,
20092 current_function_pretend_args_size,
20093 current_function_outgoing_args_size,
20094 current_function_internal_arg_pointer, current_function_return_rtx):
20095 Kill compatibility accestor macros.
20096 * builtins.c (expand_builtin_apply_args_1): Update.
20097 (expand_builtin_next_arg): Update.
20098 * df-scan.c (df_get_call_refs): Update.
20099 * dbxout.c (dbxout_function_end): Update.
20100 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20101 (output_line_info): Update.
20102 (secname_for_decl): Update.
20103 (dwarf2out_var_location): Update.
20104 * function.c (free_after_compilation): Update.
20105 (assign_parm_find_stack_rtl): Update.
20106 (assign_parms): Update.
20107 (expand_dummy_function_end): Update.
20108 (expand_function_end): Update.
20109 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20110 (expand_call): Update.
20111 (emit_library_call_value_1): Update.
20112 (store_one_arg): Update.
20113 * varasm.c (initialize_cold_section_name): Update.
20114 (unlikely_text_section): Update.
20115 (unlikely_text_section_p): Update.
20116 (assemble_start_function): Update.
20117 (assemble_end_function): Update.
20118 (default_section_type_flags): Update.
20119 (switch_to_section): Update.
20120 * integrate.c (set_decl_abstract_flags): Update.
20121 (get_hard_reg_initial_val): Update.
20122 (has_hard_reg_initial_val): Update.
20123 (allocate_initial_values): Update.
20124 * resource.c (init_resource_info): Update.
20125 * config/alpha/alpha.c (NUM_ARGS): Update.
20126 (direct_return): Update.
20127 (alpha_va_start): Update.
20128 (alpha_sa_size): Update.
20129 (alpha_initial_elimination_offset): Update.
20130 (alpha_expand_prologue): Update.
20131 (alpha_start_function): Update.
20132 (alpha_expand_epilogue): Update.
20133 (unicosmk_initial_elimination_offset):
20134 * config/alpha/alpha.md (call expander): Update.
20135 * config/s390/s390.c (s390_register_info): Update.
20136 (s390_register_info): Update.
20137 (s390_frame_info): Update.
20138 (s390_initial_elimination_offset): Update.
20139 (s390_build_builtin_va_list): Update.
20140 (s390_va_start): Update.
20141 * config/spu/spu.c (direct_return): Update.
20142 (spu_expand_prologue): Update.
20143 (spu_initial_elimination_offset): Update.
20144 (spu_build_builtin_va_list): Update.
20145 (spu_va_start): Update.
20146 * config/sparc/sparc.c (sparc_init_modes): Update.
20147 (sparc_compute_frame_size): Update.
20148 (function_value): Update.
20149 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20150 * config/i386/i386.md (return expander): Update.
20151 * config/i386/i386.c (ix86_va_start): Update.
20152 (ix86_can_use_return_insn_p): Update.
20153 (ix86_compute_frame_layout): Update.
20154 (ix86_expand_epilogue): Update.
20155 * config/sh/sh.c (output_stack_adjust): Update.
20156 (calc_live_regs): Update.
20157 (sh_expand_prologue): Update.
20158 (sh_builtin_saveregs): Update.
20159 (sh_va_start): Update.
20160 (initial_elimination_offset): Update.
20161 (sh_allocate_initial_value): Update.
20162 (sh_function_ok_for_sibcall): Update.
20163 (sh_get_pr_initial_val): Update.
20164 * config/sh/sh.md (return expander): Update.
20165 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20166 * config/crx/crx.c (crx_compute_frame): UPdate.
20167 (crx_initial_elimination_offset): UPdate.
20168 * config/xtensa/xtensa.c (compute_frame_size): Update
20169 (xtensa_builtin_saveregs): Update.
20170 (xtensa_va_start): Update.
20171 (order_regs_for_local_alloc): Update.
20172 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20173 (xstormy16_expand_builtin_va_start): Update.
20174 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20175 * config/m68hc11/m68hc11.md (return expanders): Update.
20176 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20177 (expand_epilogue): Update.
20178 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20179 (cris_simple_epilogue): Update.
20180 (cris_expand_prologue): Update.
20181 (cris_expand_epilogue): Update.
20182 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20183 (compute_frame_size): Update.
20184 * config/mt/mt.c (mt_compute_frame_size): Update.
20185 * config/mn10300/mn10300.c (expand_prologue): Update.
20186 (expand_epilogue): Update.
20187 (initial_offset): Update.
20188 (mn10300_builtin_saveregs):
20189 * config/mn10300/mn10300.md (return expander): Update.
20190 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20191 (ia64_initial_elimination_offset): Update.
20192 (ia64_initial_elimination_offset): Update.
20193 (ia64_expand_prologue): Update.
20194 * config/m68k/m68k.md (return expander): Update.
20195 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20196 (rs6000_stack_info): Update.
20197 * config/mcore/mcore.c (layout_mcore_frame): Update.
20198 (mcore_expand_prolog): Update.
20199 * config/arc/arc.c (arc_compute_frame_size): Update.
20200 * config/score/score3.c (score3_compute_frame_size): Update.
20201 * config/score/score7.c (score7_compute_frame_size): Update.
20202 * config/arm/arm.c (use_return_insn): Update.
20203 (thumb_find_work_register): Update.
20204 (arm_compute_save_reg_mask): Update.
20205 (arm_output_function_prologue): Update.
20206 (arm_output_epilogue): Update.
20207 (arm_size_return_regs): Update.
20208 (arm_get_frame_offsets): Update.
20209 (arm_expand_prologue): Update.
20210 (thumb_exit): Update.
20211 (thumb_unexpanded_epilogue): Update.
20212 (thumb1_output_function_prologue): Update.
20213 * config/pa/pa.md (return expander): Update.
20214 * config/pa/pa.c (compute_frame_size): Update.
20215 (hppa_builtin_saveregs): Update.
20216 * config/mips/mips.c (mips_va_start): Update.
20217 (mips16_build_function_stub): Update.
20218 (mips_compute_frame_info): Update.
20219 (mips_restore_gp): Update.
20220 (mips_output_function_prologue): Update.
20221 (mips_expand_prologue): Update.
20222 * config/v850/v850.c (compute_frame_size): Update.
20223 (expand_prologue): * config/mmix/mmix.c (along): update.
20224 (mmix_initial_elimination_offset): update.
20225 (mmix_reorg): update.
20226 (mmix_use_simple_return): update.
20227 (mmix_expand_prologue): update.
20228 (mmix_expand_epilogue): Update.
20229 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20230 (emit_link_insn): Update.
20232 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20234 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20235 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20237 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20240 2008-04-07 Jan Hubicka <jh@suse.cz>
20242 * function.h (rtl): Rename to x_rtl.
20243 (crtl): New define.
20244 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20245 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20246 used_temp_slots avail_temp_slots, temp_slot_level,
20247 nonlocal_goto_handler_labels): Update accesstors.
20248 (rtl): New global variable.
20249 (struct function): Move some fileds to rtl_data.
20250 (get_arg_pointer_save_area): Update prototype.
20251 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20252 get_arg_pointer_save_area.
20253 * expr.c (init_expr): Update
20254 * function.c (get_frame_size): Update
20255 (assign_stack_local): Update
20256 (expand_function_end): Update.
20257 (get_art_pointer_save_area): Update
20259 * emit-rtl.c (rtl): Declare.
20260 (regno_reg_rtx): Declare.
20261 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20263 (gen_reg_rtx): Update.
20264 * varasm.c (n_deferred_constatns): Update accestor.
20265 (init_varasm_status): Do not allocate varasm_status.
20266 (force_const_mem, get_pool_size, output_constant_pool): Update.
20267 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20268 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20269 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20270 * sparc/sparc.h (INIT_EXPANDERS): Update.
20271 * ia64/ia64.h (INIT_EXPANDERS): Update.
20273 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20275 * reload.c (push_secondary_reload): Add missing break to for loop.
20277 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20279 PR middle-end/PR28690
20280 * rtlanal.c: Update copyright years.
20281 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20282 as REG_POINTER and MEM_POINTER operands.
20283 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20284 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20285 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20286 * gcse.c: Update copyright years.
20287 (pre_delete): Call gen_reg_rtx_and_attrs.
20288 (hoist_code): Likewise.
20289 (build_store_vectors): Likewise.
20290 (delete_store): Likewise.
20291 * loop-invariant.c (move_invariant_reg): Likewise.
20292 Update copyright years.
20294 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20296 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20297 control string instead of quoted.
20299 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20301 * doc/rtl.texi: Rewrite of subreg section.
20303 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20306 * config/i386/i386.c (legitimize_pic_address): Add treating
20307 of dllimport SYM_REF's.
20308 (legitimize_dllimport_symbol): Add prototype.
20310 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20312 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20313 reference in constructor with non self-referential type.
20315 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20317 Removal of Return with Depressed Stack Pointer support
20318 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20319 (ECF_SP_DEPRESSED): Likewise.
20320 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20321 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20322 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20323 (expand_call): Do not test ECF_SP_DEPRESSED.
20324 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20325 * function.c (keep_stack_depressed): Delete.
20326 (handle_epilogue_set): Likewise.
20327 (update_epilogue_consts): Likewise.
20328 (emit_equiv_load): Likewise.
20329 (thread_prologue_and_epilogue_insns): Remove support for Return with
20330 Depressed Stack Pointer.
20331 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20333 2008-04-06 Richard Guenther <rguenther@suse.de>
20335 PR tree-optimization/35400
20336 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20337 information from SSA_NAMEs.
20339 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20341 * config/avr/avr.h (avr_mega_p): Remove declaration.
20342 (AVR_MEGA): Remove macro.
20343 * config/avr/avr.c (avr_mega_p): Remove variable.
20344 (avr_override_options): Remove inicializion of avr_mega_p.
20345 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20346 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20347 (avr_jump_mode): (Ditto.).
20348 (avr_output_progmem_section_asm_op): (Ditto.).
20349 (avr_asm_init_sections): (Ditto.).
20350 (avr_asm_init_sections): (Ditto.).
20351 (avr_rtx_costs): (Ditto.).
20352 * config/avr/avr.md: (Ditto.).
20353 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20356 2008-04-06 Richard Guenther <rguenther@suse.de>
20358 PR tree-optimization/35842
20359 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20360 is_gimple_invariant_address.
20362 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20364 * gcc.c (default_compilers): Sync Fortran extensions list with
20365 that in fortran/lang-specs.h.
20366 * doc/invoke.texi: Likewise.
20367 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20368 * dwarf2out.c (gen_compile_unit_die): Likewise.
20370 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20372 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20374 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20377 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20378 attribute is used for nested functions.
20380 2008-04-05 Jan Hubicka <jh@suse.cz>
20382 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20384 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20386 (dump_files): Update.
20387 (enable_rtl_dump_file): Do not accept letter argument.
20388 * tree-pass.h (dump_file_info): Remove letter argument.
20389 * toplev.c (decode_d_option): Update -da handling.
20390 * toplev.h (enable_rtl_dump_file): Update prototype.
20391 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20392 it out based on pass type.
20393 (register_dump_files_1): Likewise.
20394 (init_optimization_passes): Update register_one_dump_file calls.
20395 (execute_one_pass): Sanity check that IPA passes are called at IPA
20396 level and RTL passes at RTL level.
20397 (execute_pass_list): IPA pass can not be after or subpass of
20399 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20400 disallov RTL subpasses of IPA subpasses.
20402 2008-04-05 Ben Elliston <bje@au.ibm.com>
20404 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20405 builtins that return exactly once and do not throw. Cache call to
20408 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20410 PR rtl-optimization/34916
20411 PR middle-end/35519
20412 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20413 between instruction pairs.
20415 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20417 * doc/invoke.texi: Document -mbitops for SH.
20418 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20419 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20420 * config/sh/sh.c (print_operand): Add %t operand code.
20421 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20422 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20423 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20424 (extendqihi2): Likewise.
20425 (movqi_i): Likewise.
20426 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20427 (extv): Use bld instruction for SH2A if possible.
20429 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20430 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20431 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20432 (bset.b, bclr.b): Define peepholes.
20433 * config/sh/sh.opt (mbitops): New option.
20435 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20438 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20439 and view convert expression.
20441 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20444 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20446 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20448 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20450 * config/i386/cpuid.h (bit_AES): New.
20451 (bit_PCLMUL): Likewise.
20453 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20454 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20455 SSE2 if AES or PCLMUL is enabled.
20456 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20457 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20458 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20459 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20460 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20461 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20462 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20463 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20464 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20465 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20466 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20467 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20468 __builtin_ia32_aeskeygenassist128 and
20469 __builtin_ia32_pclmulqdq128.
20470 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20471 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20472 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20474 * config/i386/i386.h (TARGET_AES): New.
20475 (TARGET_PCLMUL): Likewise.
20476 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20478 * config/i386/i386.md (UNSPEC_AESENC): New.
20479 (UNSPEC_AESENCLAST): Likewise.
20480 (UNSPEC_AESDEC): Likewise.
20481 (UNSPEC_AESDECLAST): Likewise.
20482 (UNSPEC_AESIMC): Likewise.
20483 (UNSPEC_AESKEYGENASSIST): Likewise.
20484 (UNSPEC_PCLMUL): Likewise.
20486 * config/i386/i386.opt (maes): New.
20487 (mpclmul): Likewise.
20489 * config/i386/sse.md (aesenc): New pattern.
20490 (aesenclast): Likewise.
20491 (aesdec): Likewise.
20492 (aesdeclast): Likewise.
20493 (aesimc): Likewise.
20494 (aeskeygenassist): Likewise.
20495 (pclmulqdq): Likewise.
20497 * config/i386/wmmintrin.h: New.
20499 * doc/extend.texi: Document AES and PCLMUL built-in function.
20501 * doc/invoke.texi: Document -maes and -mpclmul.
20503 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20505 * function.c (free_after_parsing): Replace with
20506 cxx_push_function_context from C++ front-end.
20507 (allocate_struct_function): Don't call langhook.
20508 * langhooks.h (struct lang_hooks_for_functions): Delete.
20509 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20511 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20512 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20513 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20514 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20515 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20516 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20517 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20519 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20520 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20522 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20525 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20528 2008-04-04 Richard Guenther <rguenther@suse.de>
20530 PR middle-end/35823
20531 * fold-const.c (optimize_minmax_comparison): Use the correct
20532 type for the constant in the simplified comparison.
20534 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20536 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20537 Pass L2 size as "--param l2-cache-size" to the compiler.
20538 (decode_l2_cache): New function to decode L2 cache parameters using
20539 0x8000006 extended cpuid function.
20540 (detect_caches_amd): Determine parameters of L2 cache using
20541 decode_l2_caches function.
20542 (decode_caches_intel): Decode L2 cache parameters.
20543 (detect_caches_intel): Determine L2 cache parameters using
20544 decode_caches_intel and decode_l2_caches functions.
20546 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20548 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20549 secondary input reload for subword loads from the constant pool.
20551 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20554 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20555 constants of the appropriate size for runtime calculations.
20558 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20559 decimal-float literal constant zero.
20561 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20564 * c-parser.c (c_parser_omp_atomic): Call
20565 default_function_array_conversion on the RHS.
20567 PR middle-end/35818
20568 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20569 call is_variable_sized if decl has incomplete type.
20571 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20573 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20575 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20577 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20579 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20580 (sgt<u>): Merge sgt and sgtu into new expander.
20581 (sgt, sgtu): Remove expanders.
20582 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20583 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20584 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20585 *sgtu_<mode>_mips16 into new pattern.
20586 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20587 (sge<u>): Merge sge and sgeu into new expander.
20588 (sge, sgeu): Remove expanders.
20589 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20591 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20592 (slt<u>): Merge slt and sltu into new expander.
20593 (slt, sltu): Remove expanders.
20594 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20595 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20596 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20597 *sltu_<mode>_mips16 into new pattern.
20598 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20599 (sle<u>): Merge sle and sleu into new expander.
20600 (sle, sleu): Remove expanders.
20601 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20602 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20603 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20604 *sleu_<mode>_mips16 into new pattern.
20605 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20607 2008-04-03 Jan Hubicka <jh@suse.cz>
20609 PR tree-optimization/35795
20610 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20611 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20612 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20613 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20614 * score/score3.c (score3_output_mi_thunk): Likewise.
20615 * score/score7.c (score7_output_mi_thunk): Likewise.
20616 * mips/mips.c (mips_output_mi_thunk): Likewise.
20618 2008-04-03 Richard Guenther <rguenther@suse.de>
20620 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20621 conversions. Simplify code.
20623 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20625 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20627 2008-04-03 Tom Tromey <tromey@redhat.com>
20628 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20630 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20631 * config/bfin/t-bfin-linux (generated_files): Add
20632 linux-sysroot-suffix.h.
20633 * doc/install.texi (Prerequisites): Require make 3.80.
20634 * doc/sourcebuild.texi (Front End Directory): Document new
20636 * Makefile.in (generated_files): New variable.
20637 (ALL_HOST_OBJS): New variable.
20638 ($(ALL_HOST_OBJS)): New target.
20640 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20642 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20643 (remap_block): Call id->transform_lang_insert_block instead
20645 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20646 Set id.transform_lang_insert_block to NULL.
20647 (clone_body): Move to cp/optimize.c
20648 * tree-inline.h (struct copy_body_data): Change
20649 transform_lang_insert_block to function pointer.
20650 (copy_generic_body, copy_decl_no_change): Export.
20651 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20652 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20653 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20655 * c-tree.h (insert_block): Kill.
20656 * c-decl.c (insert_block): Kill.
20658 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20660 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20661 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20662 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20664 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20665 argument, call {push,pop}_function_context from here.
20666 * c-parser.c: Use c_{push,pop}_function_context.
20668 * function.c (push_function_context_to): Move meat ...
20669 (push_function_context): ... here. Simplify.
20670 * function.c (pop_function_context_from): Move meat ...
20671 (pop_function_context): ... here. Simplify.
20672 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20674 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20675 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20676 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20677 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20679 2008-04-03 Ben Elliston <bje@au.ibm.com>
20681 * expmed.c (extract_force_align_mem_bit_field): Remove.
20683 2008-04-03 Richard Guenther <rguenther@suse.de>
20685 PR middle-end/35800
20686 * expr.h (try_casesi): Adjust prototype.
20687 * expr.c (try_casesi): Take fallback label as extra parameter.
20688 Use that for gen_casesi if default_label is NULL.
20689 * stmt.c (expand_case): Pass fallback label to try_casesi,
20690 make sure to fill gaps with a fallback label if default_label
20693 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20696 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20698 2008-04-03 Ben Elliston <bje@au.ibm.com>
20700 * expmed.c (extract_split_bit_field): Remove if (0) code.
20701 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20702 (do_ds_constraint): Likewise.
20704 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20706 * doc/cppopts.texi (-dU): Document.
20707 * c-common.h (flag_dump_macros): Update comment.
20708 * c-opts.c (handle_OPT_d): Handle -dU.
20709 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20710 dump_queued_macros, cb_used_define, cb_used_undef): New.
20711 (init_pp_output): Handle -dU.
20712 (cb_line_change): Call dump_queued_macros.
20713 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20715 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20717 * config/avr/predicates.md (io_address_operand): New predicate.
20718 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20719 * config/avr/avr.c (avr_io_address_p): Remove function.
20720 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20721 'avr_io_address_p' function.
20722 (out_movhi_r_mr): (Ditto.).
20723 (out_movqi_mr_r): (Ditto.).
20724 (out_movhi_mr_r): (Ditto.).
20725 (avr_address_cost): (Ditto.).
20727 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20729 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20730 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20731 in 32bit mode when XMM registers are available to avoid store
20733 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20734 corresponding post-reload splitters.
20736 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20738 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20739 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20740 __builtin_ia32_roundss.
20741 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20742 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20743 __builtin_ia32_roundss.
20744 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20745 IX86_BUILTIN_SHUFPD here.
20747 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20749 * config/i386/i386.md (plogic): New.
20750 (plogicprefix): Likewise.
20752 * config/i386/mmx.md (mmx_<code><mode>3): New.
20753 (mmx_and<mode>3): Removed.
20754 (mmx_ior<mode>3): Likewise.
20755 (mmx_xor<mode>3): Likewise.
20757 * config/i386/sse.md (<code><mode>3): New.
20758 (*<code><mode>3): Likewise.
20759 (*<code><mode>3): Likewise.
20760 (<code><mode>3): Likewise.
20761 (*sse_<code><mode>3): Likewise.
20762 (*sse2_<code><mode>3): Likewise.
20763 (<code>tf3): Likewise.
20764 (*<code>tf3): Likewise.
20765 (and<mode>3): Likewise.
20766 (*and<mode>3): Likewise.
20767 (ior<mode>3): Removed.
20768 (*ior<mode>3): Likewise.
20769 (xor<mode>3): Likewise.
20770 (*xor<mode>3): Likewise.
20771 (*and<mode>3): Likewise.
20772 (*ior<mode>3): Likewise.
20773 (*xor<mode>3): Likewise.
20774 (and<mode>3): Likewise.
20775 (*sse_and<mode>3): Likewise.
20776 (*sse2_and<mode>3): Likewise.
20777 (andtf3): Likewise.
20778 (*andtf3): Likewise.
20779 (ior<mode>3): Likewise.
20780 (*sse_ior<mode>3): Likewise.
20781 (*sse2_ior<mode>3): Likewise.
20782 (iortf3): Likewise.
20783 (*iortf3): Likewise.
20784 (xor<mode>3): Likewise.
20785 (*sse_xor<mode>3): Likewise.
20786 (*sse2_xor<mode>3): Likewise.
20787 (xortf3): Likewise.
20788 (*xortf3): Likewise.
20790 2008-04-02 Richard Guenther <rguenther@suse.de>
20792 PR tree-optimization/14495
20793 PR tree-optimization/34793
20794 * tree-vrp.c (struct switch_update): New structure.
20795 (to_remove_edges, to_update_switch_stmts): New VECs.
20796 (simplify_switch_using_ranges): New function. Remove not taken
20797 case labels and edges.
20798 (simplify_stmt_using_ranges): Call it.
20799 (identify_jump_threads): Mark edges we have queued for removal
20800 so we don't thread them.
20801 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20803 * tree-cfg.c (group_case_labels): Deal with missing default label.
20804 (tree_verify_flow_info): Allow missing default label.
20805 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20806 (emit_case_nodes): Likewise.
20807 (expand_case): Do not rely on the default label to be present.
20808 * expr.c (try_casesi): Deal with NULL default_label.
20809 (do_tablejump): Likewise.
20811 2008-04-02 Richard Guenther <rguenther@suse.de>
20813 PR tree-optimization/14495
20814 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20815 SWITCH_EXPR here ...
20816 (vrp_visit_switch_stmt): ... but here (new function).
20817 (find_case_label_index): New helper function.
20818 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20820 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20822 * fwprop.c: Fix ISO-C99ism.
20824 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20827 * Makefile.in (objdir): Set it here.
20828 * configure.ac: Not here. Find dynamic linker characteristics.
20829 * exec-tool.in: Use them.
20830 * aclocal.m4: Regenerate.
20831 * configure: Regenerate.
20833 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20835 * expr.c (expand_var): Delete it.
20836 * expr.h (expand_var): Delete prototype.
20837 * function.c (expand_function_start): Use expand_decl instead.
20838 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20841 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20843 PR rtl-optimization/35542
20844 * fwprop.c (forward_propagate_and_simplify): Replace
20845 loc_reg_mentioned_in_p with reg_mentioned_p.
20847 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20849 PR rtl-optimization/35281
20850 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20851 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20852 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20853 (varying_mem_p): Move above propagate_rtx.
20854 (all_uses_available_at): Do not check MEMs.
20856 2008-04-02 Rafael Espíndola <espindola@google.com>
20858 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20859 (register_edge_assert_for_2): Split the cond argument.
20860 (register_edge_assert_for_1): Adjust for the change in
20861 register_edge_assert_for_2.
20862 (register_edge_assert_for): Split the cond argument.
20863 (find_switch_asserts): Adjust for the change in
20864 register_edge_assert_for.
20866 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20868 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20869 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20870 offsets for 64-bit mingw.
20871 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20872 abi for x86_64-pc-mingw.
20874 2008-04-02 Richard Guenther <rguenther@suse.de>
20876 * tree-vrp.c (extract_range_from_assert): Make sure to not
20877 produce range min/max with TREE_OVERFOW set.
20878 If merging a anti-range and a range keep the anti-range if
20879 the range covers all values of the type.
20880 (register_edge_assert_for_2): Only allow sign-changing
20881 conversions in detecting canonical range checks. Also
20882 register an assert for the unsigned name if useful.
20884 PR tree-optimization/35787
20885 * tree-vrp.c (vrp_val_max): New function.
20886 (vrp_val_min): Likewise.
20887 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20888 (vrp_val_is_min): Likewise.
20889 (supports_overflow_infinity): Use vrp_val_{min,max}.
20890 (negative_overflow_infinity): Likewise.
20891 (positive_overflow_infinity): Likewise.
20892 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20893 (is_positive_overflow_infinity): Likewise.
20894 (is_overflow_infinity): Likewise.
20895 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20896 vrp_val_is_{min,max}.
20897 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20898 to ranges if possible. Avoid empty ranges.
20900 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20902 PR middle-end/35705
20903 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20904 the expression is a function address.
20906 2008-04-01 George Helffrich <george@gcc.gnu.org>
20908 PR fortran/35154, fortran/23057
20909 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20910 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20911 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20912 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20914 (dbxout_syms): Check for COMMON-based symbol and wrap in
20915 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20916 in bracket for efficiency.
20918 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20919 using DW_TAG_common_block + member offset.
20920 (add_pubname_string): New function.
20921 (dw_expand_expr): New function to find block name and offset for
20923 (common_check): New function to check whether symbol in Fortran COMMON.
20924 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20926 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20929 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20931 2008-04-02 Ben Elliston <bje@au.ibm.com>
20933 * config/v850/v850.md (casesi): Remove if (0) code.
20934 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20935 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20937 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20939 * config/i386/i386.md (rex64suffix): New mode attribute.
20940 (floathi<mode>2): Disable expander for SSE math.
20941 (*floathi<mode>2_1): New insn insn_and_split pattern.
20942 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20943 corresponding post-reload splitters.
20944 (*floathi<mode>2_i387): New macroized insn pattern.
20945 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20946 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20947 insn_and_split pattern.
20948 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20949 New macroized instruction patterns and corresponding post-reload
20951 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20952 and corresponding post-reload splitters.
20953 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20954 New macroized instruction patterns.
20955 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20956 macroized instruction patterns and corresponding post-reload splitters.
20957 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20958 corresponding post-reload splitters.
20959 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20960 New macroized instruction patterns.
20961 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20962 corresponding post-reload splitters.
20963 (*floatsi<mode>2_i387): New macroized instruction patterns.
20965 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20967 * config/i386/i386.md (smaxmin): New.
20968 (umaxmin): Likewise.
20969 (maxminiprefix): Likewise.
20970 (maxminfprefix): Likewise.
20971 (<code><mode>3): Likewise.
20972 (smin<mode>3): Removed.
20973 (smax<mode>3): Likewise.
20975 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20976 (mmx_<code>v4hi3): Likewise.
20977 (mmx_<code>v8qi3): Likewise.
20978 (mmx_smaxv2sf3): Removed.
20979 (mmx_sminv2sf3): Likewise.
20980 (mmx_umaxv8qi3): Likewise.
20981 (mmx_smaxv4hi3): Likewise.
20982 (mmx_uminv8qi3): Likewise.
20983 (mmx_sminv4hi3): Likewise.
20985 * config/i386/sse.md (<addsub><mode>3): New.
20986 (*<addsub><mode>3): Likewise.
20987 (<sse>_vm<addsub><mode>3): Likewise.
20988 (<maxmin><mode>3): Likewise.
20989 (*<maxmin><mode>3_finite): Likewise.
20990 (*<maxmin><mode>3): Likewise.
20991 (<sse>_vm<maxmin><mode>3): Likewise.
20992 (sse3_h<addsub>v4sf3): Likewise.
20993 (sse3_h<addsub>v2df3): Likewise.
20994 (<maxmin>v16qi3): Likewise.
20995 (*<maxmin>v16qi3): Likewise.
20996 (<maxmin>v8hi3): Likewise.
20997 (*<maxmin>v8hi3): Likewise.
20998 (*sse4_1_<maxmin><mode>3): Likewise.
20999 (*sse4_1_<maxmin><mode>3): Likewise.
21000 (add<mode>3): Removed.
21001 (*add<mode>3): Likewise.
21002 (<sse>_vmadd<mode>3): Likewise.
21003 (sub<mode>3): Likewise.
21004 (*sub<mode>3): Likewise.
21005 (<sse>_vmsub<mode>3): Likewise.
21006 (smin<mode>3): Likewise.
21007 (*smin<mode>3_finite): Likewise.
21008 (*smin<mode>3): Likewise.
21009 (<sse>_vmsmin<mode>3): Likewise.
21010 (smax<mode>3): Likewise.
21011 (*smax<mode>3_finite): Likewise.
21012 (*smax<mode>3): Likewise.
21013 (<sse>_vmsmax<mode>3): Likewise.
21014 (sse3_haddv4sf3): Likewise.
21015 (sse3_haddv2df3): Likewise.
21016 (sse3_hsubv4sf3): Likewise.
21017 (sse3_hsubv2df3): Likewise.
21018 (umaxv16qi3): Likewise.
21019 (*umaxv16qi3): Likewise.
21020 (smaxv8hi3): Likewise.
21021 (*smaxv8hi3): Likewise.
21022 (*sse4_1_smax<mode>3): Likewise.
21023 (*sse4_1_umax<mode>3): Likewise.
21024 (uminv16qi3): Likewise.
21025 (*uminv16qi3): Likewise.
21026 (sminv8hi3): Likewise.
21027 (*sminv8hi3): Likewise.
21028 (*sse4_1_smin<mode>3): Likewise.
21029 (*sse4_1_umin<mode>3): Likewise.
21031 2008-04-01 Rafael Espíndola <espindola@google.com>
21033 * tree-cfg.c (verify_expr): remove in_phi.
21034 (verify_stmt): Don't call walk_tree with verify_expr. Use
21035 is_gimple_min_invariant instead of is_gimple_val.
21037 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21039 * doc/include/gpl_v3.texi: Update for manpage generation.
21040 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21042 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21043 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21044 gpl_v3.texi instead of gpl.texi.
21047 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21050 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21052 2008-04-01 Rafael Espíndola <espindola@google.com>
21054 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21055 (extract_code_and_val_from_cond): Use
21056 extract_code_and_val_from_cond_with_ops.
21058 2008-04-01 Jan Hubicka <jh@suse.cz>
21060 * function.c (free_after_compilation): Free epilogue_delay_list.
21061 (prepare_function_start): Assert that previous compilation was freed.
21063 2008-04-01 Jan Hubicka <jh@suse.cz>
21064 Jim Wilson <wilson@tuliptree.org>
21065 Andreas Tobler <andreast@gcc.gnu.org>
21067 PR middle-end/35781
21068 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21069 rtl.emit instead cfun->emit.
21070 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21071 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21073 2008-04-01 Ben Elliston <bje@au.ibm.com>
21075 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21077 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21079 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21081 (fprofile-use): Add var flag_profile_use
21082 * coverage.c (coverage_begin_output): Do not open a gcno file for
21083 output only if -ftest-coverage is set.
21084 Do not add getpwd() to gcda file path.
21085 (build_gcov_info): Check the new flag
21086 flag_profile_datafile_relative_path.
21087 (coverage_init): Use profile_data_prefix.
21088 Read profile counter only if flag_profile_use is set.
21089 * opts.c (common_handle_option): New option fprofile-use=,
21090 fprofile-dir=, fprofile-generate=.
21091 * toplev.c (profile_data_prefix): New variable definition.
21092 * toplev.h (profile_data_prefix): New declaration.
21093 * doc/invoke.tex (Option Summary, Optimization Options):
21096 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21098 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21099 use tmp consistently.
21102 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21103 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21104 UNSPEC_FR_RECIP_APPROX_RES.
21105 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21107 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21110 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21112 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21114 PR middle-end/30186
21115 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21116 element of the vector via a pointer.
21118 2008-03-31 Ian Lance Taylor <iant@google.com>
21120 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21122 2008-03-31 Jan Hubicka <jh@suse.cz>
21124 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21125 get_arg_pointer_save_area.
21126 * expr.c (init_expr): Just clear out rtl.expr.
21127 * function.c (free_after_compilation): Clear out whole RTL structure.
21128 (get_func_frame_size): Merge into ...
21129 (get_frame_size): ... this one.
21130 (assign_stack_local_1): Merge into ...
21131 (assign_stack_local): ... this one.
21132 (expand_function_end): Update call of get_arg_pointer_save_area.
21133 (get_art_pointer_save_area): Remove cfun argument.
21134 * function.h (emit_status): regno_pointer_align does not need length
21135 attribute. Move x_regno_reg_rtx to ...
21136 (regno_reg_rtx): ... new global array.
21137 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21138 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21139 apply_args_value, forced_labels, stack_pointer_delta):
21141 (struct varasm_status): Move here from varasm.c
21142 (struct rtl_data): New. Move here some fields from struct function.
21143 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21144 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21145 used_temp_slots avail_temp_slots, temp_slot_level,
21146 nonlocal_goto_handler_labels): Update accesstors.
21147 (rtl): New global variable.
21148 (struct function): Move some fileds to rtl_data.
21149 (get_arg_pointer_save_area): Update prototype.
21150 * emit-rtl.c (rtl): Declare.
21151 (regno_reg_rtx): Declare.
21152 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21154 (gen_reg_rtx): Update.
21155 (init_virtual_regs): Do not tate emit_status argument.
21156 (init_emit): Do not allocate emit.
21157 * varasm.c (varasm_statuc): Move to function.h.
21158 (n_deferred_constatns): Update accestor.
21159 (init_varasm_status): Do not allocate varasm_status.
21160 (force_const_mem, get_pool_size, output_constant_pool): Update.
21161 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21162 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21164 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21166 PR rtl-optimization/35729
21167 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21170 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21173 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21174 load/store if memory is unaligned.
21175 (*movti_rex64): Likewise.
21177 * config/i386/predicates.md (misaligned_operand): New.
21179 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21182 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21185 2008-03-31 Jan Beulich <jbeulich@novell.com>
21187 * config/ia64/constraints.md: Add 'j' constraint.
21188 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21189 (movdi_internal): Likewise.
21191 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21194 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21196 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21199 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21200 proper error message for the third argument on blendpd and
21203 * config/i386/sse.md (blendbits): New.
21204 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21206 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21208 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21210 2008-03-30 Richard Guenther <rguenther@suse.de>
21212 PR middle-end/31023
21213 * fold-const.c (fold_sign_changed_comparison): Do leave
21214 conversions to base-types alone.
21216 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21218 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21219 the link register if one altivec register is be saved.
21221 2008-03-30 Ben Elliston <bje@au.ibm.com>
21223 * final.c (final_scan_insn): Remove if (0) code.
21225 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21227 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21229 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21231 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21232 of V4SFmode to ix86_binary_operator_ok.
21234 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21236 * config/i386/i386.c (override_options): Initialize
21237 ix86_veclib_handler to ix86_veclibabi_svml when
21238 -mveclibabi=svml is used.
21239 (ix86_veclibabi_svml): New function for SVML ABI style
21240 vectorization support.
21241 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21243 2008-03-28 Rafael Espíndola <espindola@google.com>
21245 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21246 (tree_binary_nonnegative_warnv_p): Make it public.
21247 (tree_single_nonnegative_warnv_p): Make it public.
21248 (tree_invalid_nonnegative_warnv_p): Make it public.
21249 (tree_unary_nonzero_warnv_p): Make it public.
21250 (tree_binary_nonzero_warnv_p): Make it public
21251 (tree_single_nonzero_warnv_p): Make it public.
21252 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21253 (extract_range_from_binary_expr): Split the expr argument.
21254 (extract_range_from_unary_expr): Split the expr argument.
21255 (extract_range_from_comparison): Split the expr argument.
21256 (extract_range_from_expr): Use the new aux functions.
21257 (vrp_evaluate_conditional_warnv): Use
21258 vrp_evaluate_conditional_warnv_with_ops.
21259 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21260 (tree_binary_nonzero_warnv_p): Declare.
21261 (tree_single_nonzero_warnv_p): Declare.
21262 (tree_expr_nonzero_warnv_p): Declare.
21263 (tree_unary_nonnegative_warnv_p): Declare.
21264 (tree_binary_nonnegative_warnv_p): Declare.
21265 (tree_single_nonnegative_warnv_p): Declare.
21266 (tree_invalid_nonnegative_warnv_p): Declare.
21268 2008-03-28 Richard Guenther <rguenther@suse.de>
21270 PR tree-optimization/30317
21271 PR tree-optimization/30911
21272 PR tree-optimization/34793
21273 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21274 (struct assert_locus_d): New member EXPR.
21275 (register_new_assert_for): Add EXPR parameter to support
21276 ASSERT_EXPR <name, expr OP limit>.
21277 (register_edge_assert_for_1): Adjust callers.
21278 (find_assert_locations): Likewise.
21279 (process_assert_insertions_for): Build condition from expression.
21280 (extract_range_from_assert): Handle ASSERT_EXPRs
21281 of the form ASSERT_EXPR <name, expr OP limit>.
21282 (register_edge_assert_for_2): New helper registering
21283 asserts for comparisons. Recognize range tests of the form
21284 (unsigned)i - CST1 OP CST2.
21285 (register_edge_assert_for_1): Use it.
21286 (register_edge_assert_for): Likewise.
21287 (needs_overflow_infinity): Integer sub-types
21288 do not need overflow infinities.
21289 (vrp_val_is_max): The extreme values of integer sub-types
21290 are those of the base type.
21291 (vrp_val_is_min): Likewise.
21292 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21295 2008-03-28 Nick Clifton <nickc@redhat.com>
21298 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21299 Return GENERAL_REGS for stack adjustment reloads.
21301 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21304 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21305 const_vector when all the vectors are constant.
21307 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21309 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21311 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21312 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21314 (s<code>_sf): Use new scc_sf attribute for opcode names.
21316 2008-03-27 Tom Tromey <tromey@redhat.com>
21318 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21319 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21320 config/spu/t-spu-elf, config/i386/t-interix,
21321 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21322 config/i386/x-darwin, config/i386/x-mingw32,
21323 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21324 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21325 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21326 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21327 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21328 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21329 config/score/t-score-elf, config/arm/t-strongarm-pe,
21330 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21331 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21332 Revert automatic dependency patch.
21334 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21337 * config/i386/i386.c (ix86_function_arg_boundary): Align
21338 decimal floating point to its natural boundary.
21340 2008-03-27 Richard Guenther <rguenther@suse.de>
21342 PR middle-end/35716
21343 * fold-const.c (fold_comparison): Restrict distinct decl
21344 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21345 solely rely on operand_equal_p.
21347 2008-03-27 Richard Guenther <rguenther@suse.de>
21350 * c-common.c (handle_weak_attribute): Reject combination of
21353 2008-03-27 Richard Guenther <rguenther@suse.de>
21355 PR tree-optimization/32810
21356 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21357 conversions from DECL_INITIAL.
21358 (fold_const_aggregate_ref): Likewise from constructor elements.
21360 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21362 * tree-affine.h (aff_combination_expand): Declare.
21363 (get_inner_reference_aff): Likewise.
21364 * tree-affine.c (aff_combination_expand): Split out from
21365 tree_to_aff_combination_expand.
21366 (get_inner_reference_aff): New function.
21367 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21368 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21369 (struct lim_aux_data): sm_done field removed.
21370 (mem_ref_loc_p, mem_ref_locs_p): New types.
21371 (struct mem_ref): Added id, stored, accesses_in_loop,
21372 indep_loop, dep_loop, indep_ref, dep_ref fields.
21373 Removed is_stored, locs and next fields.
21374 (memory_accesses): New variable.
21375 (movement_possibility): Do not allow moving statements
21376 that store to memory.
21377 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21379 (determine_max_movement): For statements with memory references,
21380 find the outermost loop in that the reference is independent.
21381 (move_computations_stmt): Mark the virtual operands for renaming.
21382 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21383 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21384 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21385 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21386 create_vop_ref_mapping, analyze_memory_references,
21387 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21388 get_all_locs_in_loop, ref_always_accessed_p,
21389 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21390 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21391 store_motion_loop, store_motion): New functions.
21392 (struct vop_to_refs_elt): New type.
21393 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21394 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21395 (schedule_sm): Replaced by...
21396 (execute_sm): ... this.
21397 (determine_lsm_ref, hoist_memory_references,
21398 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21399 find_more_ref_vops, free_mem_ref, free_mem_refs,
21400 determine_lsm_loop, determine_lsm): Removed.
21401 (tree_ssa_lim_finalize): Free data structures used by store motion.
21402 (tree_ssa_lim): Call analyze_memory_references. Use
21403 store_motion instead of determine_lsm.
21405 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21407 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21408 rename tmake_file to m68hc11/t-m68hc11.
21409 (mcore): Set inhibit_libc to true.
21410 * config.host (alpha*-dec-*vms*): Set extra_programs.
21411 (interix3*): Don't use host_xmake_file.
21412 * configure.ac: Let config.gcc override inhibit_libc.
21413 * configure: Regenerate.
21415 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21416 * config/t-openbsd-thread: Remove commented out lines.
21418 * config/x-interix: Remove.
21420 * config/m68hc11/t-m68hc11-gas: Rename to...
21421 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21423 * config/mcore/t-mcore: Remove T_CFLAGS.
21424 * config/mcore/t-mcore-pe: Likewise.
21426 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21428 * configure.ac: Replace custom __GNU_SOURCE test with
21429 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21430 * aclocal.m4: Regenerate.
21431 * configure: Regenerate.
21432 * config.in: Regenerate.
21434 2008-03-27 Richard Guenther <rguenther@suse.de>
21436 * fold-const.c (target.h): Include.
21437 (fold_comparison): Fold comparison of addresses of decls
21438 that bind locally or of constants. Consolidate address folding code.
21439 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21440 results from fold_binary_to_constant.
21441 (compare_values_warnv): Likewise.
21443 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21445 PR middle-end/35429
21446 * fold-const.c (fold_truthop): Check for integeral types when folding
21447 a == 0 && b == 0 and a != 0 || b != 0 .
21449 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21451 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21453 2008-03-26 Andreas Schwab <schwab@suse.de>
21455 * doc/invoke.texi: Fix use of @item vs. @itemx.
21457 2008-03-26 Tom Tromey <tromey@redhat.com>
21459 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21460 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21461 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21462 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21463 build/genconstants.o, build/genemit.o, build/genextract.o,
21464 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21465 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21468 2008-03-26 Richard Guenther <rguenther@suse.de>
21471 2008-03-26 Richard Guenther <rguenther@suse.de>
21473 * fold-const.c (target.h): Include.
21474 (fold_comparison): Fold comparison of addresses of two decls
21475 that bind locally. Consolidate address folding code.
21477 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21479 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21480 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21481 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21482 dconstsqrt2, dconstthird, dconste and/or dconst10.
21483 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21484 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21485 dconstsqrt2, dconste): Delete.
21486 (init_emit_once): Likewise. Simplify initializing dconstm1.
21488 * real.c (get_real_const): New.
21489 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21490 dconstsqrt2, dconste): Delete.
21491 (real_value_const, get_real_const): New.
21493 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21495 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21497 * config/i386/i386.c (ix86_function_arg_boundary): Check
21498 BIGGEST_ALIGNMENT instead of 128.
21499 (setup_incoming_varargs_64): Likewise.
21501 2008-03-26 Tom Tromey <tromey@redhat.com>
21503 * Makefile.in (DEPFILES): Add missing '/'.
21505 2008-03-26 Richard Guenther <rguenther@suse.de>
21507 * fold-const.c (target.h): Include.
21508 (fold_comparison): Fold comparison of addresses of two decls
21509 that bind locally. Consolidate address folding code.
21511 2008-03-26 Nick Clifton <nickc@redhat.com>
21514 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21515 not allow INT+INT as a legitimate addressing mode.
21517 2008-03-26 Richard Guenther <rguenther@suse.de>
21519 * tree-flow.h (widen_bitfield): Remove declaration.
21520 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21521 (widen_bitfield): Remove function.
21522 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21525 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21528 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21531 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21533 PR rtl-optimization/35232
21534 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21535 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21536 reg_reloaded_call_part_clobbered here.
21537 (reload_regs_reach_end_p): New function.
21538 (reload_reg_rtx_for_input): New variable.
21539 (reload_reg_rtx_for_output): Likewise.
21540 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21541 when reassigning a pseudo register. Load reloadreg from
21542 reload_reg_rtx_for_input, moving the mode and register
21544 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21545 instead of the original when deciding whether an input reload
21546 would be a no-op or whether an output reload can be deleted.
21547 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21548 when setting up new_spill_reg_store. Load it from
21549 reload_reg_rtx_for_output, moving the mode and register
21551 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21552 instead of the original when deciding whether an output reload
21553 would be a no-op. Do the same when modifying insn notes.
21554 Use rtx_equal_p instead of == to compare the registers.
21555 (inherit_piecemeal_p): Take a mode and two register numbers
21557 (emit_reload_insns): Clear new_spill_reg_store for every hard
21558 register in the reload register. Remove spill registers
21559 from reg_reloaded_valid before considering whether to record
21560 inheritance information for them. Use reload_reg_rtx_for_output
21561 instead of reg_rtx when recording output reloads. Use
21562 reload_reg_rtx_for_input instead of reg_rtx when recording
21563 input reloads. Set or clear reg_reloaded_call_part_clobbered
21564 at the same time as setting reg_reloaded_valid.
21565 (delete_output_reload): Add a new_reload_reg parameter and use it
21566 instead of rld[j].reg_rtx.
21567 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21570 2008-03-25 Tom Tromey <tromey@redhat.com>
21572 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21573 (build/genattr.o): Likewise.
21574 (build/genattrtab.o): Likewise.
21575 (build/gencodes.o): Likewise.
21576 (build/genconfig.o): Likewise.
21577 (build/genconstants.o): Likewise.
21578 (build/genemit.o): Likewise.
21579 (build/genextract.o): Likewise.
21580 (build/genflags.o): Likewise.
21582 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21584 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21585 instead of size_int for integer types.
21586 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21587 to match type of MINUS_EXPR.
21589 2008-03-25 Tom Tromey <tromey@redhat.com>
21591 * configure: Rebuilt.
21592 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21595 2008-03-25 Tom Tromey <tromey@redhat.com>
21597 * config/x-solaris (host-solaris.o): Update.
21598 * config/x-linux (host-linux.o): Update.
21599 * config/x-hpux (host-hpux.o): Update.
21600 * config/x-darwin (host-darwin.o): Update.
21601 * config/v850/t-v850e (v850-c.o): Update.
21602 * config/v850/t-v850 (v850-c.o): Update.
21603 * config/t-vxworks (vxworks.o): Update.
21604 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21605 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21606 * config/spu/t-spu-elf (spu-c.o): Update.
21608 * config/sh/t-symbian (sh-c.o): Update.
21609 (symbian.o): Update.
21610 * config/sh/t-sh (sh-c.o): Update.
21611 * config/score/t-score-elf (score7.o, score3.o): Update.
21612 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21613 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21614 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21615 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21616 (rs6000.o): Remove.
21617 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21618 * config/m32c/t-m32c (m32c-pragma.o): Update.
21619 * config/ia64/t-ia64 (ia64-c.o): Update.
21620 * config/i386/x-mingw32 (host-mingw32.o): Update.
21621 * config/i386/x-i386 (driver-i386.o): Update.
21622 * config/i386/x-darwin (host-i386-darwin.o): Update.
21623 * config/i386/x-cygwin (host-cygwin.o): Update.
21624 * config/i386/t-nwld (nwld.o): Update.
21625 * config/i386/t-netware (netware.o): Update.
21626 * config/i386/t-interix (winnt.o): Update.
21627 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21628 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21629 msformat-c.o): Update.
21630 * config/bfin/t-bfin-linux (generated_files): Add
21631 linux-sysroot-suffix.h.
21632 * config/arm/t-wince-pe (pe.o): Update.
21633 * config/arm/t-strongarm-pe (pe.o): Update.
21634 * config/arm/t-pe (pe.o): Update.
21635 * config/arm/t-arm (arm-c.o): Update.
21636 * doc/install.texi (Prerequisites): Require make 3.80.
21637 * Makefile.in: Remove .o targets.
21638 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21639 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21640 (simple_generated_h, simple_generated_c): Move earlier.
21641 (generated_files): New variable.
21642 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21643 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21644 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21645 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21646 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21647 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21648 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21649 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21650 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21651 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21652 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21653 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21655 (COMPILE.base, COMPILE): New variables.
21656 (%.o): New pattern rule.
21657 (ALL_HOST_OBJS): New variable.
21658 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21659 (dummy-checksum.o, cc1-checksum.o): Remove.
21660 (DRIVER_SHLIB): New variable.
21661 (DRIVER_DEFINES): Use it.
21662 (gencondmd.c): Move out of build/.
21663 (s-conditions): Update.
21664 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21665 (ALL_BUILD_OBJS): Likewise.
21666 (build/%.o): Use BUILDCOMPILE.
21667 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21668 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21669 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21670 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21671 build/genconfig.o, build/genconstants.o, build/genemit.o,
21672 build/genextract.o, build/genflags.o, build/genmddeps.o,
21673 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21674 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21675 build/gen-protos.o, build/scan.o, build/fix-header.o,
21676 build/scan-decls.o): Simplify.
21677 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21678 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21679 prefix.o, toplev.o): Reduce to variable setting.
21680 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21681 ($(out_object_file), gcc-options.o): New targets.
21682 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21683 * configure: Rebuilt.
21684 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21685 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21687 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21689 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21690 complain when we hit an error, return ERROR_MARK_NODE.
21692 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21694 * config/sh/constraints.md (Pso, Psz): New constraints.
21695 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21696 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21698 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21700 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21701 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21703 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21705 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21706 (prefetch_sh2a): New.
21708 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21709 Naveen.H.S <naveen.hs@kpitcummins.com>
21711 * config/sh/constraints.md (I28): New constraint.
21712 * config/sh/sh.c (broken_move): Add support for movi20s.
21713 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21715 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21716 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21717 Naveen.H.S <naveen.hs@kpitcummins.com>
21719 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21720 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21721 (print_operand): Handle resbank in %@ operand code.
21722 (sh_encode_section_info): New.
21723 (push_regs): Add conditions for resbank.
21724 (sh_expand_epilogue): Likewise.
21725 (sh_insert_attributes): Likewise.
21726 (sh_attribute_table): Likewise.
21727 (sh_handle_resbank_handler_attribute): New.
21728 (sh2a_handle_function_vector_handler_attribute): New.
21729 (sh2a_is_function_vector_call): New.
21730 (sh2a_get_function_vector_number): New.
21731 (sh2a_function_vector_p): New.
21732 (sh_cfun_resbank_handler_p): New.
21733 * config/sh/sh.md (calli): Emit jsr/n if possible.
21734 (calli_tbr_rel): New.
21735 (calli_pcrel): Emit jsr/n if possible.
21736 (return_i): Emit rts/n if possible.
21737 (call_valuei_tbr_rel): New.
21738 (call_valuei_pcrel): Add condition for SH2A target.
21739 (call_value): Likewise.
21740 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21741 (sh2a_get_function_vector_number): Likewise.
21742 (sh2a_is_function_vector_call): Likewise.
21743 * doc/extend.texi: Document TBR relative addressing of SH2A.
21744 (resbank): Add description for SH2A.
21746 2008-03-24 Richard Guenther <rguenther@suse.de>
21749 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21750 pointer assignments change conversions according to middle-end rules.
21751 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21752 * configure.ac: Include type checking in yes.
21753 * configure: Regenerate.
21755 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21757 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21758 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21760 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21762 * gthr-vxworks.h (UNUSED): Define.
21764 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21766 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21768 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21770 * doc/extend.texi (Function Attributes): Add missing comma in the
21771 example of the "alloc_size" attribute.
21773 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21776 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21778 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21781 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21784 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21785 of the underlying type of a MS bitfield layout to the natural
21786 alignment of the type.
21788 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21790 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21791 to their natural alignment to avoid store forwarding stalls.
21793 2008-03-22 Richard Guenther <rguenther@suse.de>
21795 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21796 For PHI nodes verify the address is invariant.
21797 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21798 (get_symbol_constant_value): Use is_gimple_min_invariant.
21799 (maybe_fold_stmt_indirect): Likewise.
21801 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21803 PR rtl-optimization/33927
21804 * Makefile.in (dse.o): Depend on $(TM_P_H).
21805 * expr.h (extract_low_bits): Declare.
21806 * expmed.c (extract_low_bits): New function.
21807 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21808 * dse.c: Include tm_p.h.
21809 (find_shift_sequence): Remove the read_reg argument and return the
21810 read value. Emit the instructions instead of returning them.
21811 Iterate on new_mode rather than calculating it each time.
21812 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21813 source to NEW_MODE and extract_low_bits to convert the shifted
21814 value to READ_MODE.
21815 (replace_read): Allow the load and store to have different mode
21816 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21817 or extraction instructions before trying the replacement. Update
21818 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21820 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21822 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21823 to their natural alignment to avoid store forwarding stalls.
21825 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21828 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21829 encouraging but not allowing gprs for input;
21830 change the input constraint to !f#r.
21831 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21833 change the output constraint to !f#r.
21835 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21838 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21839 corresponding post-reload splitters.
21840 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21841 when x87 FP math is selected.
21842 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21843 New function prototype.
21844 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21845 unreachable function to ease macroization of insn patterns.
21847 2008-03-21 Martin Jambor <mjambor@suse.cz>
21849 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21850 reference dumps if ddr is NULL or dependence is unknown.
21852 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21854 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21855 unsigned extension into account.
21856 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21857 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21858 Do computations on a scratch register.
21860 2008-03-21 Richard Guenther <rguenther@suse.de>
21862 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21863 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21864 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21865 * tree-ssa-dom.c (record_equality): Likewise.
21866 * tree-inline.c (copy_body_r): Likewise.
21867 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21870 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21872 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21873 as 'delete_unused' argument.
21875 2008-03-20 Richard Guenther <rguenther@suse.de>
21877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21878 special casing of constant qualifiers.
21879 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21880 care about them in general.
21881 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21882 regardless of their type.
21883 (fold_stmt_r): Forcefully fold *& if we end up with that.
21885 2008-03-20 Paul Brook <paul@codesourcery.com>
21887 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21888 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21890 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21892 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21893 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21895 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21897 * common.opt (Wmudflap): New option.
21898 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21899 (mx_register_decls): Likewise.
21900 (mudflap_finish_file): Likewise.
21901 * doc/invoke.texi: Document -Wno-mudflap.
21903 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21905 * c-format.c (replace_format_name_to_system_name): New.
21906 (cmp_attribs): New.
21907 (convert_format_name_to_system_name): New.
21908 (decode_format_attr): Add use of convert_format_name_to_system_name.
21909 (format_types_orig): Add gnu_ prefix to names.
21910 (check_format_info_main): Special treating of \0 escaped names for
21911 supporting multi-character format specifiers as I32, I64.
21912 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21913 (gnu_target_overrides_format_attributes): New.
21914 * c-format.h: Add structure target_ovr_attr to hold
21915 system specific formatter names.
21916 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21917 msformat-c.o file to c_target_objs and cxx_target_objs.
21918 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21919 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21920 (TARGET_N_FORMAT_TYPES): New.
21921 * config/i386/msformat-c.c: New.
21922 * config/i386/t-cygming: Add build rule for msformat-c.o.
21923 * doc/extend.texi: Add new format names gnu_* and ms_* and
21925 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21927 2008-03-20 Ira Rosen <irar@il.ibm.com>
21929 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21930 optimizations turned on under -O3.
21931 (ftree-vectorize): Add that the flag is turned on with -O3.
21933 2008-03-20 Ben Elliston <bje@au.ibm.com>
21935 * regmove.c (try_auto_increment): Fix spelling error in comment.
21936 * final.c (final_scan_insn): Likewise.
21938 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21941 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21942 allocator preferences for "y" and "r" class registers.
21943 ("*mov<mode>_internal"): Ditto.
21944 ("*movv2sf_internal_rex64"): Ditto.
21945 ("*movv2sf_internal"): Ditto.
21947 2008-03-19 Michael Matz <matz@suse.de>
21949 PR middle-end/35616
21950 * calls.c (expand_call): Check overlap of arguments with call
21951 address for sibcalls.
21953 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21956 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21957 of the underlying type of a MS bitfield layout to the natural
21958 alignment of the type.
21960 2008-03-19 Jan Hubicka <jh@suse.cz>
21963 * toplev.c (decode_d_option): Handle all CPP flags.
21964 * tree-vrp.c: Update tree_pass descriptors.
21965 * regrename.c: Update tree_pass descriptors.
21966 * fwprop.c: Update tree_pass descriptors.
21967 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21968 * tree-into-ssa.c: Update tree_pass descriptors.
21969 * tree-dump.c: Update tree_pass descriptors.
21970 * tree-complex.c: Update tree_pass descriptors.
21971 * tree-dump.h: Update tree_pass descriptors.
21972 * see.c: Update tree_pass descriptors.
21973 * cgraphbuild.c: Update tree_pass descriptors.
21974 * tracer.c: Update tree_pass descriptors.
21975 * tree-loop-distribution.c: Update tree_pass descriptors.
21976 * cgraph.c: Update tree_pass descriptors.
21977 * postreload-gcse.c: Update tree_pass descriptors.
21978 * postreload.c: Update tree_pass descriptors.
21979 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21980 * tree-tailcall.c: Update tree_pass descriptors.
21981 * tree-pass.h (tree_opt_pass): Rename to ...
21982 (opt_pass) ... this one; add "type" field and remove letter field.
21983 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21984 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21985 all_lowering_passes): Update declaration.
21986 * ipa-cp.c: Update tree_pass descriptors.
21987 * final.c: Update tree_pass descriptors.
21988 * omp-low.c: Update tree_pass descriptors.
21989 * tree-ssa-dse.c: Update tree_pass descriptors.
21990 * ipa-reference.c: Update tree_pass descriptors.
21991 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21992 * auto-inc-dec.c: Update tree_pass descriptors.
21993 * reorg.c: Update tree_pass descriptors.
21994 * cgraphunit.c: Update tree_pass descriptors.
21995 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21996 * tree-ssa-ccp.c: Update tree_pass descriptors.
21997 * df-core.c: Update tree_pass descriptors.
21998 * mode-switching.c: Update tree_pass descriptors.
21999 * tree-nomudflap.c: Update tree_pass descriptors.
22000 * modulo-sched.c: Update tree_pass descriptors.
22001 * ipa-pure-const.c: Update tree_pass descriptors.
22002 * cse.c: Update tree_pass descriptors.
22003 * web.c: Update tree_pass descriptors.
22004 * tree-stdarg.c: Update tree_pass descriptors.
22005 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22006 * tree-ssa-dom.c: Update tree_pass descriptors.
22007 * tree-nrv.c: Update tree_pass descriptors.
22008 * tree-ssa-alias.c: Update tree_pass descriptors.
22009 * loop-init.c: Update tree_pass descriptors.
22010 * gimple-low.c: Update tree_pass descriptors.
22011 * ipa-inline.c: Update tree_pass descriptors.
22012 * tree-ssa-sink.c: Update tree_pass descriptors.
22013 * global.c: Update tree_pass descriptors.
22014 * ifcvt.c: Update tree_pass descriptors.
22015 * jump.c: Update tree_pass descriptors.
22016 * predict.c: Update tree_pass descriptors.
22017 * tree-ssa-loop.c: Update tree_pass descriptors.
22018 * recog.c: Update tree_pass descriptors.
22019 * dse.c: Update tree_pass descriptors.
22020 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22021 * tree-eh.c: Update tree_pass descriptors.
22022 * regmove.c: Update tree_pass descriptors.
22024 * function.c: Update tree_pass descriptors.
22025 * tree-vectorizer.c: Update tree_pass descriptors.
22026 * gcse.c: Update tree_pass descriptors.
22027 * ipa-type-escape.c: Update tree_pass descriptors.
22028 * tree-if-conv.c: Update tree_pass descriptors.
22029 * init-regs.c: Update tree_pass descriptors.
22030 * ipa.c: Update tree_pass descriptors.
22031 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22032 * rtl-factoring.c: Update tree_pass descriptors.
22033 * lower-subreg.c: Update tree_pass descriptors.
22034 * bt-load.c: Update tree_pass descriptors.
22035 * tree-dfa.c: Update tree_pass descriptors.
22036 * except.c: Update tree_pass descriptors.
22037 * emit-rtl.c: Update tree_pass descriptors.
22038 * cfgexpand.c: Update tree_pass descriptors.
22039 * tree-cfgcleanup.c: Update tree_pass descriptors.
22040 * cfgcleanup.c: Update tree_pass descriptors.
22041 * tree-ssa-pre.c: Update tree_pass descriptors.
22042 * tree-sra.c: Update tree_pass descriptors.
22043 * tree-mudflap.c: Update tree_pass descriptors.
22044 * tree-ssa-copy.c: Update tree_pass descriptors.
22045 * cfglayout.c: Update tree_pass descriptors.
22046 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22047 * tree-ssa-dce.c: Update tree_pass descriptors.
22048 * tree-ssa.c: Update tree_pass descriptors.
22049 * regclass.c: Update tree_pass descriptors.
22050 * integrate.c: Update tree_pass descriptors.
22051 * tree-optimize.c: Update tree_pass descriptors.
22052 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22053 * tree-object-size.c: Update tree_pass descriptors.
22054 * combine.c: Update tree_pass descriptors.
22055 * tree-outof-ssa.c: Update tree_pass descriptors.
22056 * bb-reorder.c: Update tree_pass descriptors.
22057 * stack-ptr-mod.c: Update tree_pass descriptors.
22058 * var-tracking.c: Update tree_pass descriptors.
22059 * tree-profile.c: Update tree_pass descriptors.
22060 * tree-vect-generic.c: Update tree_pass descriptors.
22061 * reg-stack.c: Update tree_pass descriptors.
22062 * sched-rgn.c: Update tree_pass descriptors.
22063 * tree-ssa-structalias.c: Update tree_pass descriptors.
22064 * tree-cfg.c: Update tree_pass descriptors.
22065 * passes.c (current_pass): Update declaration.
22066 (finish_optimization_passes): Update.
22067 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22068 (register_one_dump_file, register_dump_files_1, next_pass_1):
22070 (init_optimization_passes): Update handling of new types.
22071 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22072 * ipa-struct-reorg.c: Update tree_pass descriptors.
22073 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22074 * combine-stack-adj.c: Update tree_pass descriptors.
22075 * cfgrtl.c: Update tree_pass descriptors.
22076 * dce.c: Update tree_pass descriptors.
22077 * tree-ssanames.c: Update tree_pass descriptors.
22079 2008-03-19 Richard Guenther <rguenther@suse.de>
22081 PR middle-end/35609
22082 * tree-ssa.c (walk_data): New structure.
22083 (warn_uninitialized_var): If not always_executed warn with "maybe"
22085 (execute_early_warn_uninitialized): Compute post-dominators.
22086 Initialize always_executed before processing each basic block.
22088 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22091 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22092 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22094 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22096 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22098 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22100 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22102 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22103 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22104 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22105 target after ignore has been set, and move there also the commputation
22106 of subtarget and original_target.
22107 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22108 (LANG_HOOKS_INITIALIZER): Remove it.
22109 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22111 2008-03-18 Richard Guenther <rguenther@suse.de>
22113 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22114 found an expression with constants, note that in the VN for the lhs.
22115 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22116 fold them to constants if possible. Run cleanup_cfg if done so.
22117 (execute_pre): Return todo.
22118 (do_pre): Likewise.
22119 (execute_fre): Likewise.
22120 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22122 (get_prop_source_stmt): Look through pointer conversions.
22124 2008-03-18 Jan Hubicka <jh@suse.cz>
22126 * tree-pretty-print.c: Include predict.h.
22127 (dump_generic_node): Dump predictor.
22128 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22129 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22130 * gimple-low.c (lower_stmt): Likewise.
22131 * expr.c (expand_expr_real): Likewise.
22132 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22134 (build_predict_expr, build_predict_expr): New.
22135 * predict.h (predictor_name, build_predict_expr): Update.
22136 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22137 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22138 * predict.def (PRED_CONTINUE): Update hitrate.
22139 * tree.def (PREDICT_EXPR): Define.
22140 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22141 do not handle BIND_EXPR.
22142 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22143 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22144 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22147 2008-03-18 Michael Matz <matz@suse.de>
22149 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22151 2008-03-18 Richard Guenther <rguenther@suse.de>
22153 * tree-gimple.h (is_gimple_invariant_address): Declare.
22154 (is_gimple_constant): Likewise.
22155 * tree-gimple.c (is_gimple_constant): New function.
22156 (is_gimple_invariant_address): Likewise.
22157 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22158 and is_gimple_invariant_address.
22159 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22161 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22162 an addressable base.
22164 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22166 PR middle-end/35611
22167 * gimplify.c (gimplify_expr): Gimplify second operand of
22170 2008-03-17 Richard Guenther <rguenther@suse.de>
22172 PR tree-optimization/19637
22173 * fold-const.c (fold_unary): Remove restrictions of removing
22174 intermediate pointer-conversions (P2)(P1)P0.
22175 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22176 conversion to void pointer.
22177 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22179 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22182 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22183 emulated thread local variables.
22185 2008-03-16 Richard Guenther <rguenther@suse.de>
22187 PR middle-end/35607
22188 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22189 expand TREE_INVARIANT operations that are not gimple invariant.
22191 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22193 * doc/extend.texi (Alignment): Say that the ABI controls
22194 the __alignof__ for non-strict-alignment targets rather
22195 than being a recommendation.
22197 2008-03-15 Paul Brook <paul@codesourcery.com>
22199 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22201 (arm_output_fn_unwind): Mark functions that can not be unwound.
22203 2008-03-15 Paul Brook <paul@codesourcery.com>
22205 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22206 extension instructions.
22208 2008-03-15 Richard Guenther <rguenther@suse.de>
22210 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22211 and fold constant aggregate refs.
22212 (fold_const_aggregate_ref): Handle string constants
22213 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22214 (evaluate_stmt): Simplify now that ccp_fold folds constant
22217 2008-03-15 Paul Brook <paul@codesourcery.com>
22219 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22220 (extzv): Use gen_extzv_t2.
22221 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22223 2008-03-15 Richard Guenther <rguenther@suse.de>
22225 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22226 (fold_const_aggregate_ref): Likewise.
22227 (get_value): Return NULL if we don't have any values.
22228 (ccp_finalize): Set const_val to NULL after freeing it.
22229 * tree-flow.h (get_symbol_constant_value): Declare.
22230 (fold_const_aggregate_ref): Likewise.
22231 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22233 2008-03-15 Richard Guenther <rguenther@suse.de>
22235 PR middle-end/35593
22236 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22237 to not produce negative array indices if not allowed. Add
22238 parameter to indicate that.
22239 (maybe_fold_offset_to_component_ref): Allow negative array
22240 indices only for the first member of a structure.
22241 (maybe_fold_offset_to_reference): Allow negative array indices.
22242 (maybe_fold_stmt_addition): Likewise.
22244 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22245 Anatoly Sokolov <aesok@post.ru>
22247 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22248 (avr_arch): Add ARCH_AVR6.
22249 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22250 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22251 instead of fixed value 2.
22252 (print_operand_address): Use gs() asm specifier instead of pm().
22253 (avr_assemble_integer): (Ditto.).
22254 (avr_output_addr_vec_elt): (Ditto.).
22255 (print_operand): Handle "!" code.
22256 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22257 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22258 (AVR_HAVE_EIJMP_EICALL): Define.
22259 (AVR_3_BYTE_PC): Redefine.
22260 (AVR_2_BYTE_PC): (Ditto.).
22261 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22262 (LINK_SPEC): Add atmega2560 and atmega2561.
22263 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22265 * config/avr/avr.md (call_insn): Use eicall instead of icall
22266 for 3 byte PC devices.
22267 (call_value_insn): (Ditto.).
22268 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22269 (indirect_jump): Use only for for 2 byte PC devices.
22270 (*tablejump): (Ditto.).
22271 (*indirect_jump_avr6): Add insn.
22272 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22273 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22274 instead of ijmp for 3 byte PC devices.
22275 (__tablejump2__): (Ditto.).
22276 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22277 (MULITLIB_DIRNAMES): (Ditto.).
22278 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22280 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22282 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22283 "sse2_umulsidi3". Use V1DI mode for operand 0.
22284 ("mmx_psadbw"): Use V1DI mode for operand 0.
22285 * config/i386/i386-modes.def (V1SI): New vector mode.
22286 * config/i386/i386.c (struct builtin_description)
22287 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22288 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22289 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22290 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22291 v1di_ftype_v8qi_v8qi type.
22292 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22294 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22295 __builtin_ia32_pmuludq]: Fix the mode of return value.
22297 2008-03-15 Richard Guenther <rguenther@suse.de>
22299 PR middle-end/35595
22300 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22303 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22305 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22306 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22307 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22308 unless TARGET_SERIALIZE_VOLATILE is enabled.
22309 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22310 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22311 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22313 2008-03-14 Richard Guenther <rguenther@suse.de>
22315 PR tree-optimization/34172
22316 * tree-flow.h (refs_may_alias_p): Declare.
22317 (get_single_def_stmt): Likewise.
22318 (get_single_def_stmt_from_phi): Likewise.
22319 (get_single_def_stmt_with_phi): Likewise.
22320 * tree-dfa.c (refs_may_alias_p): New function.
22321 (get_single_def_stmt): Likewise.
22322 (get_single_def_stmt_from_phi): Likewise.
22323 (get_single_def_stmt_with_phi): Likewise.
22324 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22325 (vn_reference_lookup_1): New helper function.
22326 (vn_reference_lookup): Walk the virtual use-def chain to
22327 continue searching for a match if the def does not alias the
22328 reference we are looking for.
22330 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22332 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22333 archive and Perzl. Update The Written Word listing.
22335 2008-03-14 Richard Guenther <rguenther@suse.de>
22337 PR tree-optimization/34043
22338 PR tree-optimization/33989
22339 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22341 (bitmap_find_leader): Use extra argument to verify dominance
22342 relationship inside a basic-block.
22343 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22344 (find_leader_in_sets): Adjust.
22345 (create_component_ref_by_pieces): Take extra argument for
22346 dominance check, handle lookup failures.
22347 (find_or_generate_expression): Likewise.
22348 (create_expression_by_pieces): Likewise.
22349 (insert_into_preds_of_block): Adjust.
22350 (create_value_expr_from): If asked for, verify all operands
22351 are in the blocks AVAIL_OUT set.
22352 (make_values_for_stmt): Check for SSA_NAMEs that are life
22353 over an abnormal edge.
22354 (compute_avail): Remove such check.
22355 (do_SCCVN_insertion): New function.
22356 (eliminate): If we do not find a leader suitable for replacement
22357 insert a replacement expression from SCCVN if available.
22358 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22359 (struct vn_ssa_aux): Add needs_insertion flag.
22360 * tree-ssa-sccvn.c (may_insert): New global flag.
22361 (copy_reference_ops_from_ref): Value-number union member access
22362 based on its size, not type and member if insertion is allowed.
22363 (visit_reference_op_load): For a weak match from union type
22364 punning lookup a view-converted value and insert a SSA_NAME
22365 for that value if that is not found.
22366 (visit_use): Make dumps shorter. Do not disallow value numbering
22367 SSA_NAMEs that are life over an abnormal edge to constants.
22368 (free_scc_vn): Release inserted SSA_NAMEs.
22369 (run_scc_vn): New flag to specify whether insertion is allowed.
22370 Process SSA_NAMEs in forward order.
22371 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22372 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22373 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22374 pointer type to/from integral types that do not change the
22375 precision to regular conversions.
22377 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22379 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22380 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22381 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22382 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22383 input arguments and the mode of return value. Built-in functions
22384 that operate on whole 64-bit MMX register now use V1DI mode.
22386 2008-03-13 Alon Dayan <alond@il.ibm.com>
22387 Olga Golovanevsky <olga@il.ibm.com>
22389 PR tree-optimization/35041
22390 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22391 to locate the right position in a statement.
22393 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22397 * config/i386/xmmintrin.h: Change all static inline functions to
22398 extern inline and add __gnu_inline__ attribute.
22399 * config/i386/bmintrin.h: Ditto.
22400 * config/i386/smmintrin.h: Ditto.
22401 * config/i386/tmmintrin.h: Ditto.
22402 * config/i386/mmintrin-common.h: Ditto.
22403 * config/i386/ammintrin.h: Ditto.
22404 * config/i386/emmintrin.h: Ditto.
22405 * config/i386/pmmintrin.h: Ditto.
22406 * config/i386/mmintrin.h: Ditto.
22407 * config/i386/mm3dnow.h: Ditto.
22409 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22411 PR middle-end/35185
22412 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22413 (lower_omp_2): New function.
22414 (lower_omp_1, lower_omp): Rewritten.
22416 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22419 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22420 with the phrase "Microsoft Windows compilers".
22421 (Push/Pop Macro Pragmas): New subsection. Document
22422 #pragma push_macro and pragma pop_macro.
22424 2008-03-12 Paul Brook <paul@codesourcery.com>
22426 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22428 2008-03-12 Paul Brook <paul@codesourcery.com>
22430 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22431 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22432 (thumb2_addsi_shortim): Rename ...
22433 (thumb2_addsi_short): ... to this. Allow register operands.
22434 (thumb2_subsi_short): New pattern.
22435 (thumb2_one_cmplsi2_short,
22436 thumb2_negsi2_short): New patterns and peepholes.
22438 2008-03-12 Paul Brook <paul@codesourcery.com>
22440 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22442 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22444 * config/i386/i386.md (int_cond): New code iterator.
22446 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22447 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22448 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22449 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22450 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22451 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22452 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22453 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22455 2008-03-12 Paul Brook <paul@codesourcery.com>
22457 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22458 instead of {arm,thumb}_compute_save_reg_mask.
22459 (output_return_instruction): Ditto.
22460 (thumb_unexpanded_epilogue): Ditto.
22461 (thumb1_expand_prologue): Ditto.
22462 (thumb1_output_function_prologue): Ditto.
22463 (arm_set_return_address): Ditto.
22464 (thumb_set_return_address): Ditto.
22465 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22466 regs to achieve stack alignment.
22467 (thumb1_compute_save_reg_mask): Fix compiler warning.
22468 (arm_output_epilogue): Use offsets->saved_regs_mask.
22469 Adjust stack pointer by poping call clobered registers.
22470 (arm_expand_prologue): Use offsets->saved_regs_mask.
22471 Adjust stack pointer by pushing extra registers.
22472 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22474 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22477 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22478 conversion to the operands of a multiplication.
22480 2008-03-12 Richard Guenther <rguenther@suse.de>
22482 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22483 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22484 * timevar.def (TV_TREE_PHIPROP): Add.
22485 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22486 pass description. Use TV_TREE_PHIPROP.
22487 * tree-ssa-forwprop.c: Remove phiprop code.
22489 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22491 PR middle-end/35549
22492 * omp-low.c (maybe_lookup_decl): Constify first argument.
22493 (use_pointer_for_field): Change last argument from bool to
22494 omp_context *. Disallow shared copy-in/out in nested
22495 parallel if decl is shared in outer parallel too.
22496 (build_outer_var_ref, scan_sharing_clauses,
22497 lower_rec_input_clauses, lower_copyprivate_clauses,
22498 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22500 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22501 Ira Rosen <irar@il.ibm.com>
22503 * tree-vectorizer.c (free_stmt_vec_info): New function.
22504 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22505 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22506 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22507 * tree-vect-transform.c (vectorizable_conversion): Free
22508 vec_oprnds0 if it was allocated.
22509 (vect_permute_store_chain): Remove unused VECs.
22510 (vectorizable_store): Free VECs that are allocated in the..
22512 (vect_transform_strided_load, vectorizable_load): Likewise.
22513 (vect_remove_stores): Simplify the code.
22514 (vect_transform_loop): Move code to vect_remove_stores().
22515 Call vect_remove_stores() and free_stmt_vec_info().
22517 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22519 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22520 TARGET_HPUX. Revise comment.
22521 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22522 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22523 Use sr4 variant of `be' instruction when not generating PIC code.
22524 (attr_length_call): Adjust for above change.
22526 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22528 * ipa-reference.c (static_execute): Remove module_statics_const and
22529 associated setting code.
22531 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22534 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22535 predicate for operand 1.
22536 (paritysi2_cmp): Use register_operand predicate for operand 2.
22537 Use earlyclobber modifier for operand 1. Remove support for
22539 (paritydi2_cmp): Use register_operand predicate for operand 3.
22540 Use earlyclobber modifier for operand 1. Remove support for
22543 2008-03-11 Paul Brook <paul@codesourcery.com>
22544 Vladimir Prus <vladimir@codesourcery.com>
22546 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22547 (arm_compute_save_reg0_reg12_mask): Always
22548 check if register 11 must be saved. Always safe hard frame pointer
22549 when frame_pointer_needeed.
22550 (arm_compute_save_reg_mask): Save IP and PC
22551 only with apcs frames.
22552 (arm_output_epilogue): Adjust Thumb2 codepath to
22553 be also invoked and work for ARM non-apcs frames.
22554 (arm_expand_prologue): Don't bother saving IP
22555 for non-apcs frame, since it's not clobbered by
22556 prologue code. Implement non-apcs frame
22559 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22561 PR rtl-optimization/35281
22562 * expr.c (convert_move): Use a new pseudo for the intermediate
22563 from_mode->word_mode result.
22565 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22567 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22568 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22569 * toplev.c (compile_file): Don't call it.
22571 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22573 PR middle-end/35526
22574 * expr.c (store_expr): Call emit_block_move if the mode
22575 of "temp" RTX is BLKmode.
22577 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22578 Richard Guenther <rguenther@suse.de>
22580 PR tree-optimization/31358
22581 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22582 the step with a NULL_TREE.
22583 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22584 to sizetype if type is a pointer type.
22585 (add_candidate_1): Don't convert the base and step to
22586 the generic type if the orginal type is a pointer type.
22587 (add_iv_value_candidates): Use sizetype for the step
22588 if type is a pointer type.
22589 (cand_value_at): Likewise.
22590 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22592 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22593 Don't convert the tem affine to the type.
22594 (add_elt_to_tree): Use sizetype for the step if a pointer.
22595 Use POINTER_PLUS_EXPR for pointers.
22596 (aff_combination_to_tree): Use sizetype for the step if a
22599 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22601 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22602 Remove commutativity hint.
22604 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22608 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22609 errorneous type. Check that v is a VAR_DECL.
22611 PR middle-end/35099
22612 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22614 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22616 PR tree-optimization/35494
22617 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22618 may be overriden at link and run time.
22620 2008-03-10 Richard Guenther <rguenther@suse.de>
22622 PR tree-optimization/34677
22623 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22624 (poolify_tree): Likewise.
22625 (modify_expr_template): Likewise.
22626 (poolify_modify_stmt): Likewise.
22627 (insert_fake_stores): Handle all component-ref style stores
22628 in addition to INDIRECT_REF. Also handle complex types.
22629 Do not poolify the inserted load.
22630 (realify_fake_stores): Do not rebuild the tree but only
22631 make it a SSA_NAME copy.
22632 (init_pre): Remove initialzation of modify_expr_template.
22633 Do not allocate modify_expr_node_pool.
22634 (fini_pre): Do not free modify_expr_node_pool.
22636 2008-03-10 Paul Brook <paul@codesourcery.com>
22638 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22639 to avoid conflicts.
22641 2008-03-10 Paul Brook <paul@codesourcery.com>
22642 Mark Shinwell <shinwell@codesourcery.com>
22644 * config/arm/cortex-r4.md: New.
22645 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22647 * config/arm/arm.md: Include cortex-r4.md.
22648 (insn): Add smmls, sdiv and udiv values.
22649 (generic_sched): Don't use generic scheduling for Cortex-R4.
22650 (arm_issue_rate): New function.
22651 (TARGET_SCHED_ISSUE_RATE): Define.
22653 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22655 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22657 2008-03-10 Richard Guenther <rguenther@suse.de>
22659 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22660 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22662 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22664 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22665 Set default to true.
22667 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22669 * c.opt (Wsynth): Deprecate.
22670 * doc/invoke.texi (Option Summary, Warning Options): Document
22671 -Wno-format-contains-nul.
22673 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22676 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22677 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22679 2008-03-09 Ira Rosen <irar@il.ibm.com>
22681 * config/rs6000/rs6000.c (builtin_description): Rename vector
22682 left shift operations.
22683 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22684 (altivec_vsl<VI_char>): Rename to ...
22685 (ashl<mode>3): ... new name.
22686 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22688 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22690 2008-03-08 Richard Guenther <rguenther@suse.de>
22692 * coverage.h (tree_coverage_counter_addr): Declare.
22693 * coverage.c (tree_coverage_counter_addr): New function.
22694 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22695 before using again.
22696 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22697 (tree_gen_one_value_profiler): Likewise.
22698 (tree_gen_ic_profiler): Likewise.
22699 (tree_gen_average_profiler): Likewise.
22700 (tree_gen_ior_profiler): Likewise.
22702 2008-03-08 Richard Guenther <rguenther@suse.de>
22704 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22705 (vn_binary_op_insert): Likewise.
22706 (vn_unary_op_lookup): Likewise.
22707 (vn_unary_op_insert): Likewise.
22708 (vn_nary_op_lookup): Declare.
22709 (vn_nary_op_insert): Likewise.
22710 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22711 and binary hashes, use a single obstack for unary_op_pool
22712 and binary_op_pool.
22713 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22714 a single struct vn_nary_op_s. Store tree code length and
22715 a variable number of operands.
22716 (struct vn_reference_op_struct): Remove unused op2.
22717 (vn_reference_op_eq): Do not compare op2.
22718 (vn_reference_op_compute_hash): Do not compute hash of op2.
22719 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22720 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22721 with vn_nary_op_compute_hash.
22722 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22723 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22725 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22727 (visit_unary_op): Call nary functions.
22728 (visit_binary_op): Likewise.
22729 (process_scc): Adjust for struct vn_tables_s changes.
22730 (allocate_vn_table): Likewise.
22731 (free_vn_table): Likewise.
22732 * tree-vn.c (vn_add): Call nary functions.
22733 (vn_lookup): Likewise.
22735 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22738 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22739 wdst back after sync_compare_and_swapqhi_internal.
22741 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22744 * config/i386/i386-modes.def (V1DI): New vector mode.
22745 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22746 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22747 (MMXMODE248): Ditto.
22748 (MMXMODE): Add V1DI mode.
22749 (mmxvecsize): Change DI mode to V1DI mode.
22750 ("mov<mode>): Use MMXMODEI8 mode iterator.
22751 ("*mov<mode>_internal_rex64"): Ditto.
22752 ("*mov<mode>_internal"): Ditto.
22753 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22754 ("mmx_sub<mode>3"): Ditto.
22755 ("mmx_adddi3"): Remove insn pattern.
22756 ("mmx_subdi3"): Ditto.
22757 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22758 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22759 ("mmx_ashl<mode>3"): Ditto.
22760 ("mmx_lshrdi3"): Remove insn pattern.
22761 ("mmx_ashldi3"): Ditto.
22762 * config/i386/i386.c (classify_argument): Handle V1DImode.
22763 (function_arg_advance_32): Ditto.
22764 (function_arg_32): Ditto.
22765 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22766 mmx_addv1di3 insn pattern.
22767 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22768 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22769 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22770 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22771 Remove definitions of built-in functions.
22772 (V1DI_type_node): New node.
22773 (v1di_ftype_v1di_int): Ditto.
22774 (v1di_ftype_v1di_v1di): Ditto.
22775 (v2si_ftype_v2si_si): Ditto.
22776 (v4hi_ftype_v4hi_di): Remove node.
22777 (v2si_ftype_v2si_di): Ditto.
22778 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22779 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22780 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22781 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22782 Add new builtins using def_builtin_const.
22783 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22784 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22785 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22786 * config/i386/mmintrin.h (__v1di): New typedef.
22787 (_mm_add_si64): Cast arguments to __v1di type.
22788 (_mm_sub_si64): Ditto.
22789 (_mm_sll_pi16): Cast __count to __v4hi type.
22790 (_mm_sll_pi32): Cast __count to __v2si type.
22791 (_mm_sll_si64): Cast arguments to __v1di type.
22792 (_mm_srl_pi16): Cast __count to __v4hi type.
22793 (_mm_srl_pi32): Cast __count to __v2si type.
22794 (_mm_srl_si64): Cast arguments to __v1di type.
22795 (_mm_sra_pi16): Cast __count to __v4hi type.
22796 (_mm_sra_pi32): Cast __count to __v2si type.
22797 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22798 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22799 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22800 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22801 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22802 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22803 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22804 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22805 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22806 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22807 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22808 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22810 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22812 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22814 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22817 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22818 reg+const addressing for Altivec modes. Don't generate reg+reg
22819 addressing for TFmode or TDmode quantities.
22821 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22823 * c-common.c (vector_types_convertible_p): Call langhook
22824 instead of comptypes.
22826 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22829 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22830 integral and scalar float variables which have a
22833 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22835 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22836 dwarf_register_span hook when emitting unwind information for
22837 register-to-memory saves.
22838 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22839 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22841 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22843 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22844 for the same VAR_DECL.
22846 2008-03-06 Tom Tromey <tromey@redhat.com>
22848 * treelang: Delete.
22849 * doc/standards.texi (Standards): Don't mention treelang.
22850 * doc/invoke.texi (Overall Options): Don't mention treelang.
22851 * doc/install.texi (Prerequisites): Don't mention bison or
22853 (Configuration): Don't mention treelang.
22854 (Building): Likewise.
22855 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22857 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22859 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22860 word-extractions out of a multi-word object.
22862 2008-03-06 Richard Guenther <rguenther@suse.de>
22864 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22865 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22866 result type and precision.
22867 * expr.c (get_inner_reference): Set unsignedp based on the result
22868 type of BIT_FIELD_REF.
22869 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22870 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22871 (try_instantiate_multiple_fields): Likewise. Use the correct type
22873 (sra_build_assignment): Likewise.
22874 (sra_build_elt_assignment): Likewise.
22875 (sra_explode_bitfield_assignment): Likewise.
22876 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22877 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22878 set BIT_FIELD_REF_UNSIGNED.
22879 (vectorizable_load): Likewise.
22881 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22883 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22886 2008-03-06 Richard Guenther <rguenther@suse.de>
22888 * alias.c (struct alias_set_entry): Move has_zero_child field
22889 to pack with alias_set.
22891 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22893 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22896 2008-03-05 Ian Lance Taylor <iant@google.com>
22898 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22900 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22902 * fwprop.c (update_df): Support width and offset parameters of
22904 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22905 global_conflicts): Change DF_REF_EXTRACT to either
22906 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22907 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22908 * df-scan.c (df_ref_record, df_defs_record,
22909 df_ref_create_structure, df_def_record_1, df_uses_record,
22910 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22911 df_bb_refs_collect, df_entry_block_defs_collect,
22912 df_exit_block_uses_collect): Support new width and offset fields.
22913 (ref_extract_pool): New storage pool.
22914 (df_free_ref): New function.
22915 (df_reg_chain_unlink, df_free_collection_rec,
22916 df_sort_and_compress_refs): Call df_free_ref.
22917 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22919 (df_ref_create_structure): Allocate df_ref_extract if offset and
22920 width fields are used.
22921 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22922 (df_uses_record): Get offset and width from ZERO_EXTRACT
22924 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22925 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22926 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22927 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22928 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22929 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22930 (df_ref_extract): New structure.
22931 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22932 (df_ref_create): Add width and offset parameters.
22934 2008-03-05 Richard Guenther <rguenther@suse.de>
22936 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22937 Use ranges_overlap_p.
22938 (offset_overlaps_with_access): Rename
22939 to ranges_overlap_p and move ...
22940 * tree-flow-inline.h (ranges_overlap_p): ... here.
22942 * tree.h (get_inner_reference, handled_component_p): Update
22945 * tree.h (record_component_aliases, get_alias_set,
22946 alias_sets_conflict_p, alias_sets_must_conflict_p,
22947 objects_must_conflict_p): Move declarations ...
22948 * alias.h (record_component_aliases, get_alias_set,
22949 alias_sets_conflict_p, alias_sets_must_conflict_p,
22950 objects_must_conflict_p): ... here.
22951 Include coretypes.h.
22952 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22954 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22956 * cfg.c: Include tree-flow.h.
22957 (remove_edge_raw): Call redirect_edge_var_map_clear.
22958 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22959 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22960 (redirect_edge_var_map_result): New.
22961 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22962 PENDING_STMT use with redirect_edge_var_map_*.
22963 * tree-ssa.c (edge_var_maps): New definition.
22964 (redirect_edge_var_map_add): New.
22965 (redirect_edge_var_map_clear): New.
22966 (redirect_edge_var_map_dup): New.
22967 (redirect_edge_var_map_vector): New.
22968 (redirect_edge_var_map_destroy): New.
22969 (ssa_redirect_edge): Replace PENDING_STMT use with
22970 redirect_edge_var_map_*.
22971 (flush_pending_stmts): Same.
22972 (delete_tree_ssa): Destroy edge var map.
22973 * tree-flow.h (struct _edge_var_map): New.
22974 Define edge_var_map vector type.
22975 Declare redirect_edge_var_map_* prototypes.
22976 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22977 * tree-cfg.c (reinstall_phi_args): Replace
22978 PENDING_STMT use with redirect_edge_var_map_*.
22980 2008-03-05 Richard Guenther <rguenther@suse.de>
22982 PR tree-optimization/35472
22983 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22984 whose single use_stmt has a overlapping set of loaded and
22985 stored symbols as that use_stmt might be a noop assignment then.
22987 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22989 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22991 2008-03-05 Richard Guenther <rguenther@suse.de>
22994 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22995 should be constants.
22996 * tree-cfg.c (verify_expr): Verify it.
22997 * fold-const.c (fold_truthop): Remove code generating
22998 BIT_FIELD_REFs of structure bases.
22999 (fold_binary): Likewise.
23000 (fold_ternary): Position and size of BIT_FIELD_REFs are
23001 always host integers.
23002 (make_bit_field_ref): Remove.
23003 (optimize_bit_field_compare): Remove.
23004 (all_ones_mask_p): Remove.
23006 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23009 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23010 (split_block_and_df_analyze): New. Split basic block and rebuild
23012 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23014 (split_pattern_seq): Likewise.
23015 (erase_matching_seqs): Likewise.
23016 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23018 2008-03-04 Geoff Keating <geoffk@apple.com>
23020 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23021 declaration and code.
23022 (tree_invalid_nonnegative_warnv_p): Likewise.
23024 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23026 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23027 examples. Truncate option-names then causing overfull hbox.
23029 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23032 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23034 * configure: Rebuilt.
23036 2008-03-04 Rafael Espíndola <espindola@google.com>
23038 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23039 (tree_unary_nonnegative_warnv_p): New.
23040 (tree_binary_nonnegative_warnv_p): New.
23041 (tree_single_nonnegative_warnv_p): New.
23042 (tree_invalid_nonnegative_warnv_p): New.
23043 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23045 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23048 * opts.c (handle_option): Postpone 'unknown option' errors only for
23051 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23054 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23057 2008-03-04 Rafael Espíndola <espindola@google.com>
23059 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23060 (tree_binary_nonzero_warnv_p): New.
23061 (tree_single_nonzero_warnv_p): New.
23062 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23064 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23066 PR middle-end/35456
23067 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23068 transformations for modes that have signed zeros.
23069 * ifcvt.c (noce_try_abs): Ditto.
23071 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23073 * config/i386/i386.c (override_options): Force
23074 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23076 2008-03-04 Jan Hubicka <jh@suse.cz>
23079 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23082 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23084 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23085 label to probe the stack.
23087 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23089 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23090 (__gthr_win32_mutex_destroy): Declare.
23091 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23092 __gthr_win32_mutex_destroy.
23093 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23095 2008-03-03 Jan Hubicka <jh@suse.cz>
23098 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23099 aggressive on inlining cold calls.
23101 2008-03-03 Richard Guenther <rguenther@suse.de>
23103 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23104 struct copies into the expression table.
23105 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23106 (try_to_simplify): Likewise.
23107 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23108 integral and pointer arguments which do not change the
23109 precision to NOP_EXPRs.
23110 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23111 VIEW_CONVERT_EXPR case.
23113 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23115 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23116 defined in a loop at depth 0 is invariant.
23117 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23118 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23119 be called at loop depth 0.
23121 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23124 * gcc.c (process_command): Update copyright notice dates.
23125 * gcov.c (print_version): Likewise.
23126 * gcov-dump.c (print_version): Likewise.
23127 * mips-tfile.c (main): Likewise.
23128 * mips-tdump.c (main): Likewise.
23130 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23133 * c-common.c (flag_permissive): Delete.
23134 (constant_expression_warnings): Check flags first.
23135 (constant_expression_error): New.
23136 * c-common.h (flag_permissive): Delete.
23137 (constant_expression_error): Declare.
23138 * flags.h (flag_permissive): Declare. Update description.
23139 * diagnostic.c (pedwarn): Update.
23141 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23142 (permissive_error_kind): New.
23143 * toplev.c (flag_permissive): Define. Update description.
23144 * toplev.h (permissive_error_kind): Declare.
23145 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23146 (pedwarn_c90): Use pedantic_warning_kind.
23147 * c-opts.c (c_common_post_options): flag_permissive does not affect
23148 flag_pedantic_errors.
23150 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23152 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23153 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23154 __absvsi2, __absvDI2): Use unsigned arithmetic.
23156 2008-03-02 Andi Kleen <ak@suse.de>
23157 Richard Guenther <rguenther@suse.de>
23159 * struct-equiv.c: Remove file.
23160 * cfg_cleanup.c (condjump_equiv_p): Remove.
23161 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23162 (struct-equiv.o): Remove rule.
23163 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23164 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23165 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23167 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23169 * ifcvt.c (noce_process_if_block): Try to handle only the then
23170 block if the else block exists but isn't suitable.
23172 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23175 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23176 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23177 regression from previous patch.
23179 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23182 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23184 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23185 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23186 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23187 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23188 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23189 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23190 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23191 (__gthread_mutex_destroy_function): Rename to
23192 __gthread_mutex_destroy.
23193 * gthr-dce.h (__gthread_mutex_destroy): Call
23194 pthread_mutex_destroy.
23195 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23196 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23197 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23199 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23201 * df-scan.c (df_ref_chain_change_bb): Simplify.
23202 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23203 set_block_for_insn if there's any change.
23204 * df.h ((df_insn_change_bb): Fix prototype.
23205 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23206 df_insn_change_bb, don't call set_block_for_insn.
23207 * emit-rtl.c (reorder_insns): Likewise.
23208 * haifa-sched.c (move_insn): Likewise.
23210 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23212 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23214 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23216 * tree-flow-inline.h (next_readonly_imm_use): Return
23217 NULL_USE_OPERAND_P after the end.
23219 2008-03-01 Richard Guenther <rguenther@suse.de>
23221 PR tree-optimization/35411
23222 * tree-sra.c (sra_build_assignment): Split conversion to
23223 final type to a separate statement if we are not assigning
23226 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23228 * fold-const.c (fold_convertible_p): Correct the logic to follow
23229 that in fold_convert().
23231 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23234 * tree-inline.c (build_duplicate_type): When we make a
23235 duplicate type, make it unique in the canonical types system.
23237 2008-02-29 Tom Tromey <tromey@redhat.com>
23239 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23240 input_file_stack_history, input_file_stack_restored): Remove.
23241 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23242 * input.h (struct file_stack): Remove.
23243 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23244 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23246 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23248 (diagnostic_last_module_changed): Add 'map' argument.
23249 (diagnostic_set_last_function): Likewise.
23250 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23251 line map, not input_file_stack.
23252 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23254 2008-02-29 Paul Brook <paul@codesourcery.com>
23256 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23258 2008-02-29 Paul Brook <paul@codesourcery.com>
23260 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23262 2008-02-29 Richard Guenther <rguenther@suse.de>
23264 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23266 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23267 value for comparing for a store match.
23268 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23269 (try_to_simplify): Do not do a full-blown reference lookup.
23271 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23273 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23274 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23276 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23278 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23280 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23281 strides against cache sizes.
23283 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23285 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23288 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23290 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23291 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23292 is smaller than the original promoted value.
23293 (simplify_subreg): If OP is a SUBREG, try to preserve its
23294 SUBREG_PROMOTED_VAR_P information.
23296 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23298 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23299 (VN_INFO_GET): Allocate new objects on the obstack.
23300 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23301 for rpo_numbers_temp, for consistency.
23302 (free_scc_vn): Free the obstack.
23304 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23306 * doc/invoke.texi: Document -ftree-loop-distribution.
23307 * tree-loop-distribution.c: New.
23308 * tree-pass.h (pass_loop_distribution): New.
23309 * graphds.h (struct graph): Add htab_t indices.
23310 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23311 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23312 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23313 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23314 * tree-data-ref.c (debug_data_dependence_relations): New.
23315 (dump_data_dependence_relation): Also print data references.
23316 (free_data_ref): Extern.
23317 (same_access_functions): Moved...
23318 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23319 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23320 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23321 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23322 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23323 (stmts_from_loop): Skip LABEL_EXPR.
23324 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23326 (build_rdg): Initialize rdg->indices htab.
23327 (free_rdg, stores_from_loop, ref_base_address,
23328 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23329 have_similar_memory_accesses_1, ref_base_address_1,
23330 remove_similar_memory_refs): New.
23331 * tree-data-ref.h: Depend on tree-chrec.h.
23332 (debug_data_dependence_relations, free_data_ref): Declared.
23333 (same_access_functions): ... here.
23334 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23336 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23337 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23338 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23339 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23340 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23341 rdg_vertex_for_stmt): Declared.
23342 (struct rdg_edge): Add level.
23344 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23345 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23347 (rdg_has_similar_memory_accesses): New.
23348 * tree-vect-analyze.c: Remove unused static decls.
23349 * lambda.h (dependence_level): New.
23350 * common.opt (ftree-loop-distribution): New.
23351 * tree-flow.h (mark_virtual_ops_in_bb,
23352 slpeel_tree_duplicate_loop_to_edge_cfg,
23353 rename_variables_in_loop): Declared.
23354 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23355 (OBJS-common): Add tree-loop-distribution.o.
23356 (tree-loop-distribution.o): New rule.
23357 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23358 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23359 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23361 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23364 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23365 other than structures and unions.
23367 2008-02-28 Richard Guenther <rguenther@suse.de>
23370 2008-02-26 Richard Guenther <rguenther@suse.de>
23372 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23373 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23374 (lookup_decl_from_uid): Declare.
23375 (remove_decl_from_map): Likewise.
23376 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23377 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23378 (decl_for_uid_map): New global hashtable mapping DECL_UID
23380 (init_ttree): Allocate it.
23381 (insert_decl_to_uid_decl_map): New helper function.
23382 (make_node_stat): Insert new decls into the map.
23383 (copy_node_stat): Likewise.
23384 (lookup_decl_from_uid): New function.
23385 (remove_decl_from_map): Likewise.
23386 (print_decl_for_uid_map_statistics): New helper.
23387 (dump_tree_statistics): Call it.
23389 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23390 (referenced_var_iterator): Adjust.
23391 (FOR_EACH_REFERENCED_VAR): Adjust.
23392 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23393 (num_referenced_vars): Adjust.
23394 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23395 (first_referenced_var): Remove.
23396 (end_referenced_vars_p): Likewise.
23397 (next_referenced_var): Likewise.
23398 (referenced_var_iterator_set): New helper function.
23399 * tree-dfa.c (referenced_var_lookup): Adjust.
23400 (referenced_var_check_and_insert): Likewise.
23401 (remove_referenced_var): Likewise.
23402 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23403 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23404 (verify_call_clobbering): Likewise.
23405 (verify_memory_partitions): Likewise.
23406 (init_tree_ssa): Allocate bitmap instead of hashtable for
23408 (delete_tree_ssa): Adjust.
23409 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23410 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23411 (compute_tag_properties): Likewise.
23412 (set_initial_properties): Likewise.
23413 (find_partition_for): Likewise.
23414 (update_reference_counts): Likewise.
23415 (dump_may_aliases_for): Likewise.
23416 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23417 (add_call_clobber_ops): Likewise.
23418 (add_call_read_ops): Likewise.
23419 (get_asm_expr_operands): Likewise.
23420 * tree-into-ssa.c (dump_decl_set): Likewise.
23421 (update_ssa): Likewise.
23422 * tree-sra.c (scan_function): Likewise.
23423 (decide_instantiations): Likewise.
23424 (scalarize_parms): Likewise.
23425 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23426 (dsa_named_for): Likewise.
23427 * tree-ssa-structalias.c (update_alias_info): Likewise.
23428 (merge_smts_into): Likewise.
23430 2008-02-27 David Daney <ddaney@avtrex.com>
23433 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23434 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23435 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23436 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23437 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23439 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23442 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23443 (BUILT_IN_NEXTTOWARD): Remove.
23444 (BUILT_IN_NEXTTOWARDF): Ditto.
23445 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23446 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23448 2008-02-27 Tom Tromey <tromey@redhat.com>
23450 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23451 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23453 2008-02-27 Jan Beulich <jbeulich@novell.com>
23455 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23456 update the respective field on newdecl.
23458 2008-02-27 Revital Eres <eres@il.ibm.com>
23460 PR rtl-optimization/34999
23461 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23462 crossing edges that ends with a call insn.
23463 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23464 call insn and clear the EDGE_CROSSING flag of the crossing edge
23465 when fixing fallthru edges.
23467 2008-02-27 Richard Guenther <rguenther@suse.de>
23469 PR middle-end/35390
23470 * fold-const.c (fold_unary): Return the correct argument,
23471 converted to the result type.
23473 2008-02-27 Richard Guenther <rguenther@suse.de>
23475 PR middle-end/34971
23476 * expr.c (expand_expr_real_1): Assert on rotates that operate
23478 * fold-const.c (fold_binary): Use the types precision, not the
23479 bitsize of the mode if folding rotate expressions. Build rotates
23480 only for full modes.
23482 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23484 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23485 and CPP_PRAGMA_EOL.
23486 * c-pragma.c (pragma_ns_name): New typedef.
23487 (registered_pp_pragmas): New variable.
23488 (c_pp_lookup_pragma): New function.
23489 (c_register_pragma_1): If flag_preprocess_only, do nothing
23490 for non-expanded pragmas, for expanded ones push pragma's
23491 namespace and name into registered_pp_pragmas vector.
23492 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23493 flag_preprocess_only, don't register GCC pch_preprocess
23494 pragma if flag_preprocess_only.
23495 * c-opts.c (c_common_init): Call init_pragma even if
23496 flag_preprocess_only.
23497 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23498 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23499 cpp_register_pragma if flag_preprocess_only.
23501 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23504 * c-parser.c (c_parser_translation_unit): Warn for empty
23505 translation unit, not empty source file.
23507 2008-02-26 Paul Brook <paul@codesourcery.com>
23509 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23510 operand for Thumb-2.
23511 * config/arm/arm.h (reg_class): Add CORE_REGS.
23512 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23513 (BASE_REG_CLASS): Use CORE_REGS.
23514 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23515 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23516 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23517 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23518 ARM_REGNO_OK_FOR_INDEX_P.
23519 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23520 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23521 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23522 (ldm/stm peepholes): Ditto.
23523 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23524 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23525 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23526 * config/arm/constraints.md: Enable "k" constraint on ARM.
23528 2008-02-27 Ben Elliston <bje@au.ibm.com>
23530 * config/rs6000/rs6000.c: Annotate cache line size field in all
23531 instances of struct processor_costs.
23533 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23535 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23536 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23537 jump_bypass): New counters.
23538 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23539 * dce.c (gate_ud_dce): Same.
23540 (gate_fast_dce): Same.
23541 * dse.c (gate_dse1): New function.
23542 (gate_dse2): New function.
23543 (gate_dse): Merge results of new gate functions.
23544 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23545 (gate_handle_jump_bypass): Add dbg_cnt.
23546 (gate_handle_gcse): Add dbg_cnt.
23547 * ifcvt.c (gate_handle_if_conversion): Same.
23548 (gate_handle_if_after_combine): Same.
23549 (gate_handle_if_after_reload): Same.
23550 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23552 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23554 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23556 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23558 2008-02-26 Jason Merrill <jason@redhat.com>
23561 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23562 alone if it's the naming decl for the type's main variant.
23564 2008-02-26 Tom Tromey <tromey@redhat.com>
23566 * system.h (USE_MAPPED_LOCATION): Poison.
23567 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23568 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23569 (make_goto_expr_edges): Likewise.
23570 (remove_bb): Likewise.
23571 (execute_warn_function_return): Likewise.
23572 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23574 * c-common.c (fname_decl): Remove old location code.
23575 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23577 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23579 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23580 (gen_rtx_ASM_INPUT): Likewise.
23581 (gen_rtx_ASM_INPUT_loc): Likewise.
23582 (get_rtx_asm_OPERANDS): Remove.
23583 * cfglayout.c (insn_locators_alloc): Remove old location code.
23584 (set_curr_insn_source_location): Likewise.
23585 (curr_insn_locator): Likewise.
23586 * print-tree.c (print_node): Remove old location code.
23587 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23588 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23589 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23590 location_from_locus.
23591 (construct_exit_block): Remove old location code.
23592 * emit-rtl.c (force_next_line_note): Remove old location code.
23593 * profile.c (branch_prob): Remove old location code.
23594 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23595 LOC_LINE): Remove old-location variants.
23596 * langhooks.c (lhd_print_error_function): Remove old location
23598 * configure, config.in: Rebuilt.
23599 * configure.ac (--enable-mapped-location): Remove.
23600 * c-decl.c (c_init_decl_processing): Remove old location code.
23601 (finish_function): Likewise.
23602 * recog.c (decode_asm_operands): Remove old location code.
23603 * c-pch.c (c_common_read_pch): Remove old location code.
23604 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23606 * gimple-low.c (lower_function_body): Remove old location code.
23607 * toplev.c (unknown_location): Remove.
23608 (push_srcloc): Remove old-location variant.
23609 (process_options): Remove old location code.
23610 (lang_dependent_init): Likewise.
23611 * input.h (UNKNOWN_LOCATION): Move definition.
23612 (location_t): Undeprecate.
23613 (source_locus): Remove.
23614 (location_from_locus): Remove.
23615 (struct location_s): Remove.
23616 Remove all old-location code.
23617 (input_line, input_filename): Remove.
23618 * final.c (final_scan_insn): Remove old location code.
23619 * diagnostic.c (diagnostic_build_prefix): Remove
23620 USE_MAPPED_LOCATION test.
23621 * tree.h (gimple_stmt) <locus>: Now a location_t.
23622 (tree_exp) <locus>: Likewise.
23623 (DECL_IS_BUILTIN): Remove old-location variant.
23624 (annotate_with_file_line, annotate_with_locus): Likewise.
23625 (expr_locus, set_expr_locus): Update.
23626 * tree.c (build1_stat): Remove old location code.
23627 (last_annotated_node): Remove.
23628 (annotate_with_file_line): Remove old-location variant.
23629 (annotate_with_locus): Likewise.
23630 (expr_location): Remove old location code.
23631 (set_expr_location): Likewise.
23632 (expr_has_location): Likewise.
23633 (expr_locus): Likewise.
23634 (set_expr_locus): Likewise.
23635 (expr_filename): Don't use location_from_locus.
23636 (expr_lineno): Likewise.
23637 * rtl-error.c (location_for_asm): Remove old location code.
23638 * c-lex.c (cb_line_change): Remove old location code.
23639 (fe_file_change): Likewise.
23640 (cb_def_pragma): Likewise.
23641 (c_lex_with_flags): Likewise.
23642 * gengtype.c (do_typedef): Don't special-case location types.
23643 (define_location_structures): Remove.
23644 (main): Don't call define_location_structures.
23645 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23648 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23651 * builtins.def (BUILT_IN_STDARG_START): Remove.
23652 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23653 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23654 * tree-inline.c (inline_forbidden_p_1): Likewise.
23656 2008-02-26 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 (remove_decl_from_map): Likewise.
23662 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23663 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23664 (decl_for_uid_map): New global hashtable mapping DECL_UID
23666 (init_ttree): Allocate it.
23667 (insert_decl_to_uid_decl_map): New helper function.
23668 (make_node_stat): Insert new decls into the map.
23669 (copy_node_stat): Likewise.
23670 (lookup_decl_from_uid): New function.
23671 (remove_decl_from_map): Likewise.
23672 (print_decl_for_uid_map_statistics): New helper.
23673 (dump_tree_statistics): Call it.
23675 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23676 (referenced_var_iterator): Adjust.
23677 (FOR_EACH_REFERENCED_VAR): Adjust.
23678 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23679 (num_referenced_vars): Adjust.
23680 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23681 (first_referenced_var): Remove.
23682 (end_referenced_vars_p): Likewise.
23683 (next_referenced_var): Likewise.
23684 (referenced_var_iterator_set): New helper function.
23685 * tree-dfa.c (referenced_var_lookup): Adjust.
23686 (referenced_var_check_and_insert): Likewise.
23687 (remove_referenced_var): Likewise.
23688 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23689 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23690 (verify_call_clobbering): Likewise.
23691 (verify_memory_partitions): Likewise.
23692 (init_tree_ssa): Allocate bitmap instead of hashtable for
23694 (delete_tree_ssa): Adjust.
23695 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23696 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23697 (compute_tag_properties): Likewise.
23698 (set_initial_properties): Likewise.
23699 (find_partition_for): Likewise.
23700 (update_reference_counts): Likewise.
23701 (dump_may_aliases_for): Likewise.
23702 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23703 (add_call_clobber_ops): Likewise.
23704 (add_call_read_ops): Likewise.
23705 (get_asm_expr_operands): Likewise.
23706 * tree-into-ssa.c (dump_decl_set): Likewise.
23707 (update_ssa): Likewise.
23708 * tree-sra.c (scan_function): Likewise.
23709 (decide_instantiations): Likewise.
23710 (scalarize_parms): Likewise.
23711 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23712 (dsa_named_for): Likewise.
23713 * tree-ssa-structalias.c (update_alias_info): Likewise.
23714 (merge_smts_into): Likewise.
23716 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23719 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23720 * c-opts.c (c_common_handle_option): Wall enables
23721 Wvolatile-register-var.
23722 * common.opt: Move Wvolatile-register-var to...
23725 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23727 * common.opt (Wlarger-than=): New.
23728 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23730 * opts.c (common_handle_option): Handle -Wlarger-than=.
23731 * optc-gen.awk: Likewise.
23732 * opth-gen.awk: Likewise.
23733 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23734 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23736 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23738 * c-common.c (match_case_to_enum_1): Add appropriate
23739 OPT_W* parameter to warning.
23740 (c_do_switch_warnings): Likewise.
23741 * c-typeck.c (warning_init): Add one more parameter following
23742 'warning' function.
23743 (push_init_level): Update call to warning_init.
23744 (pop_init_level): Likewise.
23745 (add_pending_init): Likewise.
23746 (output_init_element: Likewise.
23748 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23751 * toplev.c (toplev_main): If there are warnings or error, print
23752 errors for ignored options.
23753 * opts.c (ignored_options): New static variable.
23754 (postpone_unknown_option_error): New.
23755 (print_ignored_options): New.
23756 (handle_option): Postpone errors for unknown -Wno-* options.
23757 * opts.h (print_ignored_options): Declare.
23759 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23761 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23764 2008-02-25 Richard Guenther <rguenther@suse.de>
23767 2008-02-25 Richard Guenther <rguenther@suse.de>
23769 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23770 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23771 (lookup_decl_from_uid): Declare.
23772 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23773 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23774 (decl_for_uid_map): New global hashtable mapping DECL_UID
23776 (init_ttree): Allocate it.
23777 (insert_decl_to_uid_decl_map): New helper function.
23778 (make_node_stat): Insert new decls into the map.
23779 (copy_node_stat): Likewise.
23780 (lookup_decl_from_uid): New function.
23781 (print_decl_for_uid_map_statistics): New helper.
23782 (dump_tree_statistics): Call it.
23784 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23785 (referenced_var_iterator): Adjust.
23786 (FOR_EACH_REFERENCED_VAR): Adjust.
23787 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23788 (num_referenced_vars): Adjust.
23789 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23790 (first_referenced_var): Remove.
23791 (end_referenced_vars_p): Likewise.
23792 (next_referenced_var): Likewise.
23793 (referenced_var_iterator_set): New helper function.
23794 * tree-dfa.c (referenced_var_lookup): Adjust.
23795 (referenced_var_check_and_insert): Likewise.
23796 (remove_referenced_var): Likewise.
23797 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23798 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23799 (verify_call_clobbering): Likewise.
23800 (verify_memory_partitions): Likewise.
23801 (init_tree_ssa): Allocate bitmap instead of hashtable for
23803 (delete_tree_ssa): Adjust.
23804 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23805 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23806 (compute_tag_properties): Likewise.
23807 (set_initial_properties): Likewise.
23808 (find_partition_for): Likewise.
23809 (update_reference_counts): Likewise.
23810 (dump_may_aliases_for): Likewise.
23811 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23812 (add_call_clobber_ops): Likewise.
23813 (add_call_read_ops): Likewise.
23814 (get_asm_expr_operands): Likewise.
23815 * tree-into-ssa.c (dump_decl_set): Likewise.
23816 (update_ssa): Likewise.
23817 * tree-sra.c (scan_function): Likewise.
23818 (decide_instantiations): Likewise.
23819 (scalarize_parms): Likewise.
23820 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23821 (dsa_named_for): Likewise.
23822 * tree-ssa-structalias.c (update_alias_info): Likewise.
23823 (merge_smts_into): Likewise.
23825 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23828 * doc/invoke.texi (-fcx-limited-range): Document new option.
23829 * toplev.c (process_options): Handle -fcx-fortran-rules.
23830 * common.opt: Add documentation for -fcx-fortran-rules.
23832 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23835 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23836 actual behaviour and C99.
23838 2008-02-26 Ben Elliston <bje@au.ibm.com>
23840 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23841 (ASM_CPU_POWER6_SPEC): Likewise.
23842 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23843 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23844 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23846 2008-02-25 Richard Guenther <rguenther@suse.de>
23848 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23849 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23850 (lookup_decl_from_uid): Declare.
23851 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23852 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23853 (decl_for_uid_map): New global hashtable mapping DECL_UID
23855 (init_ttree): Allocate it.
23856 (insert_decl_to_uid_decl_map): New helper function.
23857 (make_node_stat): Insert new decls into the map.
23858 (copy_node_stat): Likewise.
23859 (lookup_decl_from_uid): New function.
23860 (print_decl_for_uid_map_statistics): New helper.
23861 (dump_tree_statistics): Call it.
23863 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23864 (referenced_var_iterator): Adjust.
23865 (FOR_EACH_REFERENCED_VAR): Adjust.
23866 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23867 (num_referenced_vars): Adjust.
23868 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23869 (first_referenced_var): Remove.
23870 (end_referenced_vars_p): Likewise.
23871 (next_referenced_var): Likewise.
23872 (referenced_var_iterator_set): New helper function.
23873 * tree-dfa.c (referenced_var_lookup): Adjust.
23874 (referenced_var_check_and_insert): Likewise.
23875 (remove_referenced_var): Likewise.
23876 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23877 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23878 (verify_call_clobbering): Likewise.
23879 (verify_memory_partitions): Likewise.
23880 (init_tree_ssa): Allocate bitmap instead of hashtable for
23882 (delete_tree_ssa): Adjust.
23883 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23884 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23885 (compute_tag_properties): Likewise.
23886 (set_initial_properties): Likewise.
23887 (find_partition_for): Likewise.
23888 (update_reference_counts): Likewise.
23889 (dump_may_aliases_for): Likewise.
23890 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23891 (add_call_clobber_ops): Likewise.
23892 (add_call_read_ops): Likewise.
23893 (get_asm_expr_operands): Likewise.
23894 * tree-into-ssa.c (dump_decl_set): Likewise.
23895 (update_ssa): Likewise.
23896 * tree-sra.c (scan_function): Likewise.
23897 (decide_instantiations): Likewise.
23898 (scalarize_parms): Likewise.
23899 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23900 (dsa_named_for): Likewise.
23901 * tree-ssa-structalias.c (update_alias_info): Likewise.
23902 (merge_smts_into): Likewise.
23904 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23907 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23908 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23909 * alias.h (nonoverlapping_memrefs_p): Likewise.
23911 2008-02-25 Jan Beulich <jbeulich@novell.com>
23913 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23914 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23915 __emultls_get_address, __emultls_register_common,
23916 __floatundi?f, and _Unwind_GetIPInfo.
23917 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23918 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23919 (gen_regparm_prefix): Likewise.
23920 (i386_nlm_encode_section_info): Sync with
23921 config/i386/winnt.c:i386_pe_encode_section_info().
23922 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23923 i386_nlm_mangle_decl_assembler_name): New.
23924 (netware_override_options): New.
23925 * config/i386/netware.h (netware_override_options): Declare.
23926 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23927 (i386_nlm_mangle_decl_assembler_name): Declare.
23928 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23930 2008-02-25 Ben Elliston <bje@au.ibm.com>
23933 * c-decl.c (grokdeclarator): Remove unused local variables
23934 `typedef_type' and `type_as_written'.
23936 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23937 unused local variable `has_hot_blocks'.
23938 (fix_crossing_conditional_branches): Remove unused local variable
23941 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23943 PR middle-end/19984
23944 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23945 using DEF_C99_BUILTIN.
23946 (BUILT_IN_NANF): Ditto.
23947 (BUILT_IN_NANL): Ditto.
23949 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23950 Revital Eres <eres@il.ibm.com>
23952 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23953 regarding the order of two dependent insns in the same row.
23955 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23957 * stor-layout.c (layout_decl): Do not bump the alignment of a
23958 bit-field to more than byte alignment if it is packed.
23960 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23962 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23965 2008-02-24 Diego Novillo <dnovillo@google.com>
23967 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23970 * tree-vrp.c (vrp_evaluate_conditional): With
23971 -Wtype-limits, emit a warning when comparing against a
23972 constant outside the natural range of OP0's type.
23973 * c.opt (Wtype-limits): Move ...
23974 * common.opt (Wtype-limits): ... here.
23976 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23978 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23979 * config/rs6000/e300c2c3.md: New file.
23980 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23982 (rs6000_override_options): Add e300c2 and e300c3 cases to
23983 processor_target_table. Do not allow usage of Altivec or Spe
23984 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23985 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23986 * config/rs6000/rs6000.h (processor_type): Add
23987 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23988 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23989 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23990 and ppce300c3. Include e300c2c3.md.
23992 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23994 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23995 instead of TARGET_STRICT_ALIGN.
23997 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23999 * explow.c (memory_address): Assert that the generated address is
24002 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24005 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24006 * config/darwin-ppc-ldouble-patch.def: New file.
24007 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24008 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24009 SUBTARGET_INIT_BUILTINS if defined.
24010 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24013 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24016 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24017 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24019 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24022 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24023 file" warning condtional on -Winvalid-PCH.
24025 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24027 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24029 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24033 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24034 prevent reload from using MMX registers.
24035 (*mov<mode>_internal): Ditto.
24036 (*movv2sf_internal_rex64): Ditto.
24037 (*movv2sf_internal): Ditto.
24039 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24041 PR documentation/31569
24042 * doc/install.texi2html: Use makeinfo --no-number-sections.
24044 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24046 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24047 ensure that we can address an entire entity > 8 bytes. Don't
24048 generate reg+reg addressing for such data.
24050 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24052 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24053 strings when optimizing for size, unless the target cares about
24056 2008-02-22 Tom Tromey <tromey@redhat.com>
24058 * regclass.c (current_pass): Remove declaration.
24060 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24062 * config/avr/libgcc.S (__RAMPZ__): Define.
24063 (__do_copy_data): Add for devices with 128KB code memory.
24065 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24067 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24069 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24071 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24073 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24076 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24079 * c-typeck.c (build_binary_op): Warn about floating point
24080 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24082 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24085 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24086 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24088 (rs6000_override_options): Set altivec_abi as default, not override,
24089 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24090 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24091 is used; use new member spe_abi.
24092 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24093 spe_abi and altivec_abi.
24095 2008-02-22 Tomas Bily <tbily@suse.cz>
24097 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24099 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24102 * config.build (build_file_translate): Set to `CMD //c' only if
24104 * Makefile.in (build_file_translate): Improve comment.
24106 2008-02-21 Jan Hubicka <jh@suse.cz>
24108 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24109 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24110 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24112 2008-02-21 Michael Matz <matz@suse.de>
24115 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24117 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24119 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24120 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24121 as insn constraint.
24122 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24123 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24124 SSE_VEC_FLOAT_MODE_P as insn constraint.
24125 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24126 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24127 sse4a_movntdf using MODEF mode iterator.
24128 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24129 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24130 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24131 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24132 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24133 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24134 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24136 2008-02-21 Richard Guenther <rguenther@suse.de>
24138 * tree.def (PAREN_EXPR): New tree code.
24139 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24141 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24142 * expr.c (expand_expr_real_1): Likewise.
24143 * tree-inline.c (estimate_num_insns_1): Likewise.
24144 * tree-complex.c (expand_complex_move): Likewise.
24145 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24148 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24151 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24153 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24156 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24158 * config/sh/sh.c (find_barrier): Don't go past
24159 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24161 2008-02-20 DJ Delorie <dj@redhat.com>
24163 * config/h8300/h8300.md (insv): Force source operand to be a register.
24165 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24166 as a jump, not as a plain insn.
24168 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24170 * doc/invoke.texi (Warning Options): Add new option
24171 -Wframe-larger-than=.
24172 (-Wframe-larger-than): Document.
24174 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24175 Add declarations for new option variables.
24177 * final.c (final_start_function): Check the frame size
24178 before emission and issue a Wframe-larger-than warning.
24180 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24181 Add definitions for new option variables.
24182 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24184 * common.opt (Wframe-larger-than=): New option.
24186 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24188 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24189 (<sse>_div<mode>3): Ditto.
24190 (<sse>_vmdiv<mode>3): Ditto.
24191 (<sse>_vmsqrt<mode>2): Ditto.
24192 (*smax<mode>3): Ditto.
24193 (sse5_frcz<mode>2): Ditto.
24194 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24195 as insn constraint.
24197 2008-02-20 Richard Guenther <rguenther@suse.de>
24199 PR middle-end/35265
24200 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24201 be happy with INTEGRAL_TYPE_P.
24203 2008-02-20 Richard Guenther <rguenther@suse.de>
24205 * fold-const.c (split_tree): Associate floatig-point expressions
24206 if flag_associative_math is set.
24208 2008-02-20 Richard Guenther <rguenther@suse.de>
24210 * tree.h (fold_real_zero_addition_p): Declare.
24211 * fold-const.c (fold_real_zero_addition_p): Export.
24212 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24213 floating-point operations with zero and one.
24215 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24217 * doc/install.texi: Correct references to CFLAGS, replacing them
24218 with BOOT_CFLAGS. Document flags used during bootstrap for
24221 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24223 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24224 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24225 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24227 (smin<mode>3): Ditto from similar patterns.
24228 (smax<mode>3): Ditto.
24229 (*ieee_smin<mode>3): Ditto.
24230 (*ieee_smax<mode>3): Ditto.
24231 * config/i386/sse.md (sse): New mode attribute.
24232 (mov<mode>): Macroize expander from movv4sf and movv2df using
24233 SSEMODEF2P mode iterator.
24234 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24235 SSE_VEC_FLOAT_MODE_P as insn constraint.
24236 (storent<mode>): Ditto.
24237 (storent<mode>): Macroize expander from storentsf and storentdf using
24238 MODEF mode iterator.
24239 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24240 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24241 (abs<mode>2): Ditto from similar patterns.
24242 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24243 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24244 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24245 (<sse>_vmsqrt<mode>2): Ditto.
24246 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24247 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24248 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24249 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24250 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24251 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24252 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24254 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24255 iterator and SSE_FLOAT_MODE_P as insn constraint.
24256 (<sse>_ucomi): Ditto from similar patterns.
24257 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24258 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24259 SSE_VEC_FLOAT_MODE_P as insn constraint.
24260 (vcond<mode>): Ditto from similar patterns.
24261 (and<mode>3, *and<mode>3): Ditto.
24262 (<sse>_nand<mode>3): Ditto.
24263 (ior<mode>3, *ior<mode>3): Ditto.
24264 (xor<mode>3, *xor<mode>3): Ditto.
24265 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24266 iterator and SSE_FLOAT_MODE_P as insn constraint.
24267 (*nand<mode>3): Ditto from similar patterns.
24268 (*ior<mode>3): Ditto.
24269 (*xor<mode>3): Ditto.
24271 2008-02-20 Ira Rosen <irar@il.ibm.com>
24273 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24274 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24275 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24277 2008-02-19 Jan Hubicka <jh@suse.cz>
24279 * predict.c (tree_bb_level_predictions): Remove variable next
24280 mistakely introduced by previous commit.
24282 2008-02-19 Jan Hubicka <jh@suse.cz>
24284 * predict.c (predict_paths_leading_to): Rewrite.
24285 (predict_paths_for_bb): New.
24286 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24288 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24291 * Makefile.in (build_file_translate): New.
24292 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24293 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24294 * configure.ac (build_file_translate): Substitute it.
24295 * configure: Regenerate.
24297 2008-02-19 Jan Hubicka <jh@suse.cz>
24299 PR rtl-optimization/34408
24300 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24303 2008-02-19 Jan Hubicka <jh@suse.cz>
24305 PR middle-end/28779
24306 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24309 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24312 * config/i386/i386-modes.def: Revert the last DI alignment
24313 change until Ada people can look into it.
24315 2008-02-19 Nick Clifton <nickc@redhat.com>
24317 * opts.c (print_specific_help): Fix typo in --help text.
24319 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24322 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24323 32-bit inline asm without asm alternatives for host GCC < 3.0.
24325 2008-02-19 Richard Guenther <rguenther@suse.de>
24327 PR tree-optimization/34989
24328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24329 Allow propagation to INDIRECT_REF if we can simplify only.
24331 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24333 * c-common.c (warn_for_collisions_1): Use appropriate option when
24336 2008-02-19 Nick Clifton <nickc@redhat.com>
24339 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24340 (handle_options): Fix indentation.
24341 (print_filtered_help): If no language-specific options were
24342 displayed tell the user how to list all the options supported by
24343 the language's front-end.
24344 (print_specific_help): Fix indentation and remove duplicate line.
24345 (common_handle_option): Handle the -v option.
24346 For --help enable the display of undocumented options if the -v
24347 switch has been included on the command line.
24348 For --help= check for overlaps in the arguments between the option
24349 classes and the language names and issue a warning when they
24350 cannot be disambiguated.
24351 * c.opt (v): Pass on to the common option handler.
24353 2008-02-19 Revital Eres <eres@il.ibm.com>
24355 * modulo-sched.c (sms_schedule): Change dump message when
24356 create_ddg function fails.
24357 (try_scheduling_node_in_cycle): Rename row to cycle.
24358 (print_partial_schedule): Rename CYCLE to ROW.
24360 2008-02-19 Christian Bruel <christian.bruel@st.com>
24361 Zdenek Dvorak <ook@ucw.cz>
24363 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24365 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24368 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24369 (*x86_movdicc_0_m1_se): Ditto.
24371 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24373 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24374 (CMPtype): Define as __gcc_CMPtype.
24375 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24376 (CMPtype): Define as __gcc_CMPtype.
24378 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24380 Support valgrind 3.3 for --enable-checking=valgrind.
24381 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24383 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24384 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24385 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24386 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24387 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24388 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24389 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24391 * ggc-zone.c: Similar.
24392 * ggc-page.c: Similar.
24394 2008-02-19 Paul Brook <paul@codesourcery.com>
24397 * config/arm/ieee754-df.S: Fix do_it typo.
24398 * config/arm/ieee754-sf.S: Fix do_it typo.
24400 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24403 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24404 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24405 (OPTION_MASK_ISA_SSE_SET): Likewise.
24406 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24407 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24408 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24409 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24410 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24411 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24412 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24413 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24414 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24415 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24416 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24417 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24418 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24419 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24420 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24421 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24422 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24423 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24424 (OPTION_MASK_ISA_SSE4): Removed.
24425 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24426 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24427 (override_options): Don't turn on implied SSE/MMX bits in
24430 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24432 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24435 2008-02-18 Joey Ye <joey.ye@intel.com>
24437 PR middle-end/34921
24438 * tree-nested.c (insert_field_into_struct): Set type alignment
24439 to field alignment if the former is less than the latter.
24441 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24443 * BASE-VER: Set to 4.4.0.
24445 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24447 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24448 * doc/cfg.texi: Likewise.
24449 * doc/extend.texi: Likewise.
24450 * doc/gty.texi: Likewise.
24451 * doc/invoke.texi: Likewise.
24452 * doc/loop.texi: Likewise.
24453 * doc/md.texi: Likewise.
24454 * doc/passes.texi: Likewise.
24455 * doc/rtl.texi: Likewise.
24456 * doc/sourcebuild.texi: Likewise.
24457 * doc/tm.texi: Likewise.
24458 * doc/tree-ssa.texi: Likewise.
24460 2008-02-17 Richard Guenther <rguenther@suse.de>
24462 PR middle-end/35227
24463 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24464 without default definition.
24466 2008-02-17 Richard Guenther <rguenther@suse.de>
24468 PR tree-optimization/35231
24469 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24472 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24475 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24476 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24477 libgcc_cmp_return mode.
24479 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24482 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24484 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24486 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24489 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24491 * doc/c-tree.texi: Use `@.' where appropriate.
24492 * doc/extend.texi: Likewise.
24493 * doc/install.texi: Likewise.
24494 * doc/invoke.texi: Likewise.
24495 * doc/loop.texi: Likewise.
24496 * doc/makefile.texi: Likewise.
24497 * doc/md.texi: Likewise.
24498 * doc/passes.texi: Likewise.
24499 * doc/standards.texi: Likewise.
24500 * doc/tm.texi: Likewise.
24502 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24504 PR middle-end/35196
24505 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24507 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24508 rather than in entry_bb.
24510 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24512 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24513 libgcc_cmp_return mode.
24515 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24517 PR middle-end/35130
24518 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24519 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24521 2008-02-15 Richard Guenther <rguenther@suse.de>
24522 Zdenek Dvorak <ook@ucw.cz>
24524 PR tree-optimization/35164
24525 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24526 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24527 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24528 Only propagate addresses which do not have abnormal SSA_NAMEs
24531 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24534 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24536 2008-02-15 Jan Hubicka <jh@suse.cz>
24538 PR middle-end/35149
24539 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24541 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24543 PR middle-end/34621
24544 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24545 when calculating alignment_pad.
24547 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24549 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24550 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24551 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24552 and STACK_BOUNDARY define.
24554 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24556 PR preprocessor/35061
24557 * c-pragma.c (handle_pragma_pop_macro): Check that
24558 pushed_macro_table has been allocated.
24560 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24562 PR middle-end/35136
24563 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24564 (force_gimple_operand): Likewise.
24565 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24566 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24567 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24568 (find_interesting_uses_address): Check addressability and alignment
24569 of the base expression only after substituting bases of IVs into it.
24571 2008-02-14 Michael Matz <matz@suse.de>
24574 * function.c (instantiate_virtual_regs_in_insn): Reload address
24575 before falling back to reloading the whole operand.
24577 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24579 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24580 before the first section switch note.
24582 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24584 * doc/bugreport.texi: Update copyright years.
24585 * doc/c-tree.texi: Likewise.
24586 * doc/cfg.texi: Likewise.
24587 * doc/cpp.texi: Likewise.
24588 * doc/cppinternals.texi: Likewise.
24589 * doc/fragments.texi: Likewise.
24590 * doc/frontends.texi: Likewise.
24591 * doc/gcc.texi: Likewise.
24592 * doc/gty.texi: Likewise.
24593 * doc/hostconfig.texi: Likewise.
24594 * doc/implement-c.texi: Likewise.
24595 * doc/libgcc.texi: Likewise.
24596 * doc/loop.texi: Likewise.
24597 * doc/makefile.texi: Likewise.
24598 * doc/options.texi: Likewise.
24599 * doc/passes.texi: Likewise.
24600 * doc/rtl.texi: Likewise.
24601 * doc/sourcebuild.texi: Likewise.
24602 * doc/standards.texi: Likewise.
24603 * doc/tree-ssa.texi: Likewise.
24604 * doc/trouble.texi: Likewise.
24606 * doc/extend.texi: Use @: or add comma where appropriate.
24607 * doc/invoke.texi: Likewise.
24608 * doc/tm.texi: Likewise.
24610 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24613 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24616 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24618 * doc/md.texi (clz, ctz): Add reference.
24619 * doc/rtl.texi (clz, ctz): Likewise.
24621 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24624 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24627 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24629 * config/s390/s390.c (struct constant_pool): New field
24630 emit_pool_after added.
24631 (s390_mainpool_start): Set the emit_pool_after flag according
24632 to the section switch notes.
24633 (s390_mainpool_finish): Consider emit_pool_after when emitting
24634 the literal pool at the end of the function.
24635 (s390_chunkify_start): Force literal pool splits at section
24638 2008-02-13 Michael Matz <matz@suse.de>
24641 * var-tracking.c (clobber_variable_part): Correctly traverse the
24644 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24647 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24648 Add -fdump-ipa-inline.
24649 * tree-dump.c (dump_files): Remove tree-inlined dump.
24650 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24652 2008-02-12 Richard Guenther <rguenther@suse.de>
24654 PR tree-optimization/35171
24655 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24658 2008-02-12 Richard Guenther <rguenther@suse.de>
24660 PR middle-end/35163
24661 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24662 value-preserving mode. Disallow final truncation.
24664 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24666 PR middle-end/35136
24667 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24668 code from here to...
24669 (force_gimple_operand): ...here.
24671 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24674 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24675 non-compatible pointers.
24676 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24677 different FIELD_DECLs, try harder by comparing field offsets, sizes
24680 PR inline-asm/35160
24681 * function.c (match_asm_constraints_1): Don't replace the same input
24684 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24686 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24687 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24688 (expand_epilogue): Restore RAMPZ register.
24689 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24691 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24693 * config/i386/cygwin.asm: (__alloca): Correct calling
24694 convention and alignment.
24695 (__chkstk): Force 8 byte stack alignment.
24697 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24698 Richard Guenther <rguenther@suse.de>
24700 PR tree-optimization/33992
24701 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24702 the zero we compare against.
24704 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24706 PR libfortran/35063
24707 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24708 to CloseHandle after unlocking to prevent accumulation of handle
24711 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24713 PR middle_end/34150
24714 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24715 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24716 and update LABEL_NUSES during and after reload.
24718 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24720 PR middle-end/34627
24721 * combine.c (simplify_if_then_else): Make sure the comparison is
24722 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24724 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24727 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24728 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24729 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24730 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24731 * tree.h (get_type_static_bounds): Likewise.
24733 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24735 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24736 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24737 Make -Wfoo language annotations match what the compiler outputs.
24739 2008-02-08 Sa Liu <saliu@de.ibm.com>
24741 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24742 intrinsics spu_convts, spu_convtu, spu_convtf.
24744 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24746 * doc/extend.texi (Function Attributes) <noinline>: Mention
24747 asm ("") as method to keep calls.
24749 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24752 * doc/options.texi (Options): Replace references to opts.sh with
24754 * opts-common.c: Likewise.
24755 * optc-gen.awk: Likewise.
24757 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24759 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24761 2008-02-07 Richard Henderson <rth@redhat.com>
24764 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24765 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24768 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24770 PR tree-optimization/35085
24771 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24772 for operand entry oe2 in addition to operand entry oe3 in order to
24773 expose more opportunities for vectorizer sum reduction.
24775 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24778 * Makefile.in (LIBS): Remove $(GMPLIBS).
24779 (cc1-dummy, cc1): Add $(GMPLIBS).
24781 2008-02-06 Jan Hubicka <jh@suse.cz>
24784 * i386.md (moddf_integer): Do not produce partial memory stalls for
24785 targets where it hurts.
24787 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24790 * optabs.c (expand_float): Do not check for decimal modes when
24791 expanding unsigned integer through signed conversion.
24793 2008-02-06 Nick Clifton <nickc@redhat.com>
24795 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24796 inside the clobber with a match_operand and duplicated operand
24797 number in the constraint.
24798 (ineqbranchsi): Delete redundant comment.
24800 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24802 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24803 builtin_define ("__USE_INIT_FINI__").
24804 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24806 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24808 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24810 PR documentation/30330
24811 * doc/invoke.texi (C++ Dialect Options)
24812 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24813 For each warning option -Wfoo that allows -Wno-foo, ensure both
24814 -Wfoo and -Wno-foo are listed in the option index. Fix index
24815 entry of -Wswitch-default, index -Wnormalized= including the
24816 `=', and -Wlarger-than-@var{len} including @var{len}.
24818 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24820 * config/i386/i386.md (floatunssisf2): Use
24821 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24822 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24823 Macroize expander using MODEF mode iterator.
24825 2008-02-05 Diego Novillo <dnovillo@google.com>
24827 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24830 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24832 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24835 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24837 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24840 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24841 to indicate if a message should be generated.
24842 (init_cumulative_args): Updated.
24843 (function_value_32): Likewise.
24845 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24847 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24849 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24852 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24853 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24855 2008-02-04 Diego Novillo <dnovillo@google.com>
24857 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24860 * tree-vrp.c (vrp_evaluate_conditional): With
24861 -Wtype-limits, emit a warning when comparing against a
24862 constant outside the natural range of OP0's type.
24864 2008-02-04 Richard Guenther <rguenther@suse.de>
24866 PR middle-end/33631
24867 * expr.c (count_type_elements): Give for unions instead of
24870 2008-02-04 Richard Guenther <rguenther@suse.de>
24872 PR middle-end/35043
24873 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24874 to TYPE_DOMAINs base type instead of using bitsizetype here.
24876 2008-02-03 Jason Merrill <jason@redhat.com>
24878 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24880 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24883 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24884 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24885 (RS/6000 and PowerPC Options): Fix typos and markup.
24886 * doc/passes.texi (Tree-SSA passes): Likewise.
24888 2008-02-02 Michael Matz <matz@suse.de>
24891 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24892 from record_last_reg_set_info.
24893 (record_last_reg_set_info): Take an RTX argument, iterate over all
24894 constituent hardregs.
24895 (record_last_set_info, record_opr_changes): Change calls to
24896 new signature or to record_last_reg_set_info_regno.
24898 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24900 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24902 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24904 PR rtl-optimization/34773
24905 * reg-notes.def (EQUAL): Mention significance of combination of
24906 REG_EQUAL and REG_RETVAL.
24907 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24908 insn that has a REG_RETVAL.
24910 2008-02-01 Roger Sayle <roger@eyesopen.com>
24913 * configure.ac (--enable-fixed-point): Disable unless explicitly
24915 * configure: Regenerate.
24917 2008-02-01 Richard Guenther <rguenther@suse.de>
24920 * invoke.texi (-finline-limit): Remove no longer true parts
24921 of the documentation. Note that there is no default value.
24923 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24924 Mark Mitchell <mark@codesourcery.com>
24925 Ben Elliston <bje@au.ibm.com>
24928 * doc/extend.texi (Other Builtins): Document.
24930 2008-01-31 Tom Browder <tom.browder@gmail.com>
24932 * doc/c-tree.texi (Types): Fix grammar.
24933 (Expression trees): Ditto.
24934 * doc/passes.texi (Tree-SSA passes): Ditto.
24936 * doc/configterms.texi (Configure Terms): Fix typo.
24937 * doc/cpp.texi (Common Predefined Macros): Ditto.
24938 * doc/md.texi (Machine Constraints): Ditto.
24940 * doc/makefile.texi (Makefile): Add comma.
24942 2008-01-31 Tom Browder <tom.browder@gmail.com>
24943 Gerald Pfeifer <gerald@pfeifer.com>
24945 * doc/sourcebuild.texi (Front End): Remove references to CVS
24946 and CVSROOT/modules.
24947 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24948 (Back End): Remove reference to CVS.
24950 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24953 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24955 (mips16_gp_pseudo_reg): ...here.
24956 * config/mips/mips.md (load_const_gp): Replace with...
24957 (load_const_gp_<mode>): ...this :P-based insn.
24959 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24961 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24962 options. Minor fixes.
24963 (-std): Move reference to standards closer to where language
24964 standards are first mentioned.
24966 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24968 PR rtl-optimization/34995
24969 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24970 parameter and return a bool. If the rtx parameter is nonnull,
24971 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24972 (find_reloads): Update call accordingly. Pass the new operand
24973 if it needed no address reloads, otherwise pass null.
24975 2008-01-30 Richard Henderson <rth@redhat.com>
24978 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24979 for unbounded arrays.
24981 2008-01-30 Silvius Rus <rus@google.com>
24983 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24985 2008-01-30 Jan Hubicka <jh@suse.cz>
24988 * i386.c (init_cumulative_args): Use real function declaration when
24991 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24993 PR rtl-optimization/34998
24994 * global.c (build_insn_chain): Treat non-subreg_lowpart
24995 SUBREGs of pseudos as clobbering all the words covered by the
24996 SUBREG, not just all the bytes.
24997 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24998 original df_ref rather than an extract parameter.
24999 (global_conflicts): Update call accordingly.
25001 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25003 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25004 the overflow check to make it easier to read.
25005 (__fixtfdi): Change the type of the ll member in union
25006 long_double to UDItype_x.
25008 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25010 PR middle-end/34969
25011 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25012 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25013 * tree-inline.c (fold_marked_statements): Call
25014 cgraph_update_edges_for_call_stmt if folding a call statement.
25015 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25016 debug_generic_stmt calls, reset it back afterwards.
25019 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25021 * c-typeck.c (build_external_ref): Don't pedwarn about
25022 static vars in current function's scope.
25024 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25026 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25028 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25031 * ipa-struct-reorg.c: Fix spelling.
25032 * params.def: Ditto.
25034 2008-01-29 Richard Guenther <rguenther@suse.de>
25036 PR middle-end/35006
25037 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25039 * tree-inline.c (remap_type): Increment remapping_type_depth
25040 around remapping types.
25041 (copy_body_r): Only add referenced variables if they are referenced
25042 from code, not types.
25044 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25055 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25056 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25058 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25061 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25062 pointer for tiny stack.
25064 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25066 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25068 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25070 * config/vx-common.h: Fix typo in comment.
25072 2008-01-28 Ian Lance Taylor <iant@google.com>
25076 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25077 coalesce pointers if they have different DECL_NO_TBAA_P values.
25078 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25079 between variables with different DECL_NO_TBAA_P values.
25081 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25084 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25085 are not legitimate small data references on SPE targets.
25087 2008-01-28 David Daney <ddaney@avtrex.com>
25089 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25091 2008-01-28 David Daney <ddaney@avtrex.com>
25093 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25095 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25097 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25098 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25099 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25100 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25101 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25102 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25103 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25104 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25106 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25108 * basic-block.h (condjump_equiv_p): Fix comment.
25110 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25112 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25113 print_generic_stmt_indented): Fix comment.
25115 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25117 * configure.ac (__stack_chk_fail): Add detecion for availability
25118 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25119 * configure: Regenerate.
25121 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25123 PR middle-end/34688
25124 * final.c (output_addr_const): Handle TRUNCATE.
25126 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25129 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25130 (zero_cost, infinite_cost): New constants.
25131 (struct cost_pair): Change type of cost to comp_cost.
25132 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25133 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25135 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25136 split_address_cost, ptr_difference_cost, difference_cost,
25137 get_computation_cost_at, get_computation_cost,
25138 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25139 determine_use_iv_cost_condition, determine_use_iv_costs,
25140 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25141 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25142 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25143 Change type of cost to comp_cost.
25144 (determine_iv_cost): Increase cost of non-original ivs, instead
25145 of decreasing the cost of original ones.
25146 (get_address_cost): Indicate the complexity of the addressing mode
25148 (try_add_cand_for): Prefer using ivs not specific to some object.
25149 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25151 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25152 Janis Johnson <janis187@us.ibm.com>
25155 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25156 (TARGET_INSTANTIATE_DECLS): Likewise.
25157 * target.h (expand_to_rtl_hook): New target hook.
25158 (instantiate_decls): Likewise.
25159 * function.c (instantiate_decl): Make non-static. Rename to...
25160 (instantiate_decl_rtl): ... this.
25161 (instantiate_expr): Use instantiate_decl_rtl.
25162 (instantiate_decls_1): Likewise.
25163 (instantiate_decls): Likewise.
25164 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25165 * function.h (instantiate_decl_rtl): Add prototype.
25166 * cfgexpand.c (target.h): New include.
25167 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25168 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25169 (TARGET_INSTANTIATE_DECLS): Likewise.
25170 (TARGET_INITIALIZER): New target hooks added.
25171 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25173 * config/rs6000/rs6000.c (tree-flow.h): New include.
25174 (machine_function): Add sdmode_stack_slot field.
25175 (rs6000_alloc_sdmode_stack_slot): New function.
25176 (rs6000_instantiate_decls): Likewise.
25177 (rs6000_secondary_memory_needed_rtx): Likewise.
25178 (rs6000_check_sdmode): Likewise.
25179 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25180 (TARGET_INSTANTIATE_DECLS): Likewise.
25181 (rs6000_hard_regno_mode_ok): Allow SDmode.
25182 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25183 (rs6000_emit_move): Handle SDmode.
25184 (function_arg_advance): Likewise.
25185 (function_arg): Likewise.
25186 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25187 SDmode var args for 32-bit compiles.
25188 (rs6000_secondary_reload_class): Handle SDmode.
25189 (rs6000_output_function_epilogue): Likewise.
25190 (rs6000_function_value): Simplify if statement.
25191 (rs6000_libcall_value): Likewise.
25192 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25193 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25194 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25195 (movsd_hardfloat): New define_insn.
25196 (movsd_softfloat): Likewise.
25197 (movsd_store): Likewise.
25198 (movsd_load): Likewise.
25199 (extendsddd2): Likewise.
25200 (extendsdtd2): Likewise.
25201 (truncddsd2): Likewise.
25202 (movdd_hardfloat64): Fixup comment.
25203 (UNSPEC_MOVSD_LOAD): New constant.
25204 (UNSPEC_MOVSD_STORE): Likewise.
25206 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25209 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25211 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25212 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25213 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25214 and TRUTH_XOR_EXPR.
25216 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25219 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25220 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25221 __LONGDOUBLE128 too.
25222 * config/rs6000/aix61.h: New file.
25224 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25226 PR rtl-optimization/34959
25227 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25228 popcount and parity rtxes the same mode as their operand.
25229 Truncate or extend the result to the return value's mode
25232 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25235 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25236 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25237 to GOT_VERSION_REGNUM.
25238 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25239 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25240 * config/mips/mips.c (mips_emit_call_insn): New function.
25241 (mips_call_tls_get_addr): Call mips_expand_call directly.
25242 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25244 (mips16_build_call_stub): Likewise. Return the call insn or null.
25245 (mips_expand_call): Update the call to mips16_build_call_stub
25246 accordingly and a remove redundant condition. Assert that MIPS16
25247 stubs do not use lazy binding. Use mips_emit_call_insn and return
25249 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25251 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25252 (mips_avoid_hazard): Remove hazard_set handling.
25253 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25254 (UNSPEC_RESTORE_GP): ...this.
25255 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25256 (FAKE_CALL_REGNO): Rename to...
25257 (GOT_VERSION_REGNUM): ...this.
25258 (type): Add "ghost" value. Add an associated insn reservation.
25259 (hazard_set): Remove.
25260 (exception_receiver): Rename to...
25261 (restore_gp): ...this and update the unspec identifier accordingly.
25262 (exception_receiver, nonlocal_got_receiver): New expanders.
25263 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25264 FAKE_CALL_REGNO. Remove hazard_set attribute.
25265 (set_got_version, update_got_version): New patterns.
25267 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25270 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25272 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25275 * doc/install.texi2html: Generate gcc-vers.texi.
25277 2008-01-25 DJ Delorie <dj@redhat.com>
25279 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25281 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25283 * config/c4x: Remove directory.
25284 * config.gcc (crx-*, mt-*): Mark obsolete.
25285 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25286 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25287 sh-*-rtemscoff*): Remove cases.
25288 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25289 * real.c (encode_c4x_single, decode_c4x_single,
25290 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25291 c4x_extended_format): Remove.
25292 * real.h (c4x_single_format, c4x_extended_format): Remove.
25293 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25295 (Pragmas): Remove comment about c4x pragmas.
25296 * doc/install.texi (c4x): Remove target-specific instructions.
25297 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25298 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25299 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25300 refer to C4x source files as examples.
25301 (C4X_FLOAT_FORMAT): Remove documentation.
25303 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25305 * config/bfin/bfin.c (override_options): Reorder tests so that
25306 flag_pic gets enabled for -msep-data.
25308 2008-01-25 Richard Guenther <rguenther@suse.de>
25310 PR middle-end/32244
25311 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25312 to its bitfield precision if required.
25314 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25316 PR middle-end/33880
25317 * tree-nested.c (walk_omp_for): New function.
25318 (convert_nonlocal_reference, convert_local_reference): Call
25319 walk_omp_for on OMP_FOR.
25320 (convert_call_expr): Call walk_body on OMP_FOR's
25321 OMP_FOR_PRE_INIT_BODY.
25323 2008-01-25 Richard Guenther <rguenther@suse.de>
25325 PR tree-optimization/34966
25326 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25327 default defs and PHI_NODEs we have to insert after the
25328 defining statement.
25330 2008-01-24 Nick Clifton <nickc@redhat.com>
25332 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25333 Provide a default definition.
25334 (LIBGCC2_UNITS_PER_WORD): Likewise.
25336 * config/stormy16/stormy16.c: Include df.h for the prototype
25337 for df_regs_ever_live_p.
25338 (xstormy16_expand_builtin_va_start): Convert the stack offset
25339 into a component_ref and then use POINTER_PLUS_EXPR to add it
25340 to the incoming_virtual_args_rtx.
25341 (xstormy16_gimplify_va_arg_expr): Rename to
25342 xstormy16_gimplify_va_arg_expr.
25343 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25344 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25345 xstormy16_gimplify_va_arg_expr.
25346 Fix up some formatting issues.
25348 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25349 Move to predicates.md.
25350 (xs_hi_general_operand): Likewise.
25351 (xs_hi_nonmemory_operand): Likewise.
25352 * config/stormy16/predicates.md:
25353 (xstormy16_carry_plus_operand): New predicate.
25354 (xs_hi_general_operand): New predicate.
25355 (xs_hi_nonmemory_operand): New predicate.
25356 * config/stormy16/stormy16-protos.h:
25357 (xstormy16_carry_plus_operand): Delete prototype.
25358 (xs_hi_general_operand): Likewise.
25359 (xs_hi_nonmemory_operand): Likewise.
25361 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25362 modifiers as they are no longer needed and they can trigger
25363 reload spill failures.
25365 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25366 with a match_operand in order to help reload.
25368 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25369 constraint with 'e' for the 8th alternative as this version of
25370 the mov.w instruction only accepts the lower 8 registers.
25372 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25375 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25376 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25379 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25381 PR middle-end/33333
25382 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25384 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25386 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25388 (remove_structure): Update allocations list before removing structure.
25390 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25392 * ipa-struct-reorg.c (is_safe_cond_expr,
25393 create_new_stmts_for_cond_expr): Use integer_zerop function,
25394 that recognize not only zero-pointer, but zero-integer too.
25396 2008-01-25 Ben Elliston <bje@au.ibm.com>
25399 * fixproto: Escape "." in sed expression that strips leading "./".
25401 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25404 * gcc.c (SWITCH_OK): Removed.
25405 (SWITCH_LIVE): Changed to bit.
25406 (SWITCH_FALSE): Likewise.
25407 (SWITCH_IGNORE): Likewise.
25408 (switchstr): Change live_cond to unsigned int.
25409 (process_command): Replace SWITCH_OK with 0.
25410 (do_self_spec): Likewise.
25411 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25412 (give_switch): Likewise.
25413 (used_arg): Likewise.
25414 (do_spec_1): Set the SWITCH_IGNORE bit.
25415 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25416 bits. Set the SWITCH_LIVE bit.
25418 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25420 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25422 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25424 PR tree-optimization/34472
25425 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25426 parameter to a "bool *" and set *DATA to false if there is
25427 an unsafe access. Do not delete the structure here.
25428 (check_cond_exprs): Delete it here instead.
25429 (check_cond_exprs, exclude_cold_structs): Do not increase
25430 I when removing a structure.
25432 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25435 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25436 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25438 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25440 PR middle-end/34934
25441 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25442 a fixed vector for stack.
25444 2008-01-24 Ben Elliston <bje@au.ibm.com>
25447 * doc/gcc.texi (Software development): Add a direntry for g++.
25449 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25451 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25452 stale and straggling -fforce-addr comments above.
25454 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25456 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25457 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25459 2008-01-23 Michael Matz <matz@suse.de>
25462 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25465 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25467 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25468 malloc result type.
25470 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25472 * config/avr/avr.c (avr_current_arch): New variable.
25473 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25474 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25475 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25476 (avr_override_options): Init 'avr_current_arch'.
25477 (base_arch_s): Move from here...
25478 * config/avr/avr.h (base_arch_s): ... here. Add new members
25479 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25480 'mega' to 'have_jmp_call'.
25481 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25482 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25484 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25486 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25487 MULTILIB_MATCHES): Ditto.
25489 2008-01-23 Richard Guenther <rguenther@suse.de>
25491 PR middle-end/31529
25492 * cgraphunit.c (cgraph_reset_node): Always mark the node
25493 not reachable if it is not queued already.
25495 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25497 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25498 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25499 (cputype_selected): New static variable.
25500 (bfin_handle_option): Set it if -mcpu is used.
25501 (override_option): Select default set of workarounds if no cpu type
25502 selected on the command line.
25503 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25505 From Michael Frysinger <michael.frysinger@analog.com>
25506 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25507 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25509 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25510 for bf547, bf523, bf524, and bf526.
25511 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25513 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25514 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25515 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25516 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25517 * doc/invoke.texi (Blackfin Options): Document that
25518 -mcpu now accept bf547, bf523, bf524, and bf526.
25520 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25522 PR rtl-optimization/34628
25523 * combine.c (try_combine): Stop and undo after the first combination
25524 if an autoincrement side-effect on the first insn has effectively
25527 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25530 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25531 Offset addresses are not valid for Altivec or paired float modes.
25533 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25536 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25537 if DECL_INITIAL (decl) is error_mark_node.
25540 * c-common.c (handle_vector_size_attribute): Only allow
25541 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25542 the same way as pointer, array etc. types.
25543 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25546 * tree.c (build_type_attribute_qual_variant): Call
25547 build_qualified_type if attributes are equal, but quals are not.
25549 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25552 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25553 * flags.h (warn_strict_aliasing): Remove.
25554 (warn_strict_overflow): Remove.
25555 * opts.c (warn_strict_aliasing): Remove.
25556 (warn_strict_overflow): Remove.
25557 * c-opts.c (c_common_handle_option): -Wall only sets
25558 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25559 (c_common_post_options): Give default values to -Wstrict-aliasing
25560 and -Wstrict-overflow if they are uninitialized.
25561 * common.opt (Wstrict-aliasing): Specify Var and Init.
25562 (Wstrict-overflow): Likewise.
25564 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25566 PR rtl-optimization/26854
25567 PR rtl-optimization/34400
25568 PR rtl-optimization/34884
25569 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25571 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25572 (df_rd_bb_info.expanded_lr_out): Deleted
25573 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25574 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25575 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25576 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25577 Removed code to allocate, initialize or free expanded_lr_out.
25578 (df_rd_bb_local_compute_process_def): Restructured to make more
25580 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25581 sets if the sets are being trimmed.
25583 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25586 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25587 (as_vers): Likewise.
25588 * configure: Regenerated.
25590 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25592 PR middle-end/33092
25593 * tree-pass.h (pass_build_alias): New pass.
25594 * tree-ssa-alias.c (gate_build_alias): New.
25595 (pass_build_alias): New.
25596 * passes.c (init_optimization_passes): Add pass_build_alias after
25597 pass_create_structure_vars.
25599 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25601 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25602 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25603 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25604 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25605 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25606 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25607 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25608 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25609 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25610 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25611 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25612 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25613 * config/s390/s390.md (FP_ALL): New mode iterator.
25614 (_d): New mode attribute.
25615 ("*signbit<mode>2>"): Changed mode of first operand.
25616 ("isinf<mode>2"): Changed mode of first operand.
25617 ("*TDC_insn"): Adaptation for DFP modes.
25619 2008-01-22 Ben Elliston <bje@au.ibm.com>
25621 * tree.c (check_qualified_type): Improve function description.
25623 2008-01-21 Jason Merrill <jason@redhat.com>
25626 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25627 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25630 2008-01-21 DJ Delorie <dj@redhat.com>
25632 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25635 2008-01-21 Richard Guenther <rguenther@suse.de>
25637 PR middle-end/34856
25638 * tree-cfg.c (verify_expr): Allow all invariant expressions
25639 instead of just constant class ones as reference argument.
25640 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25641 like any other constant.
25642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25644 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25646 * regmove.c (fixup_match_1): Update call crossed frequencies.
25648 2008-01-21 Richard Guenther <rguenther@suse.de>
25651 * tree-inline.c (setup_one_parameter): Deal with mismatched
25652 types using a VIEW_CONVERT_EXPR.
25654 2008-01-21 Alon Dayan <alond@il.ibm.com>
25655 Olga Golovanevsky <olga@il.ibm.com>
25657 PR tree-optimization/34701
25658 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25659 when the structure size is not a power of 2.
25661 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25663 * doc/install.texi: Add doc for --enable-checking=df.
25665 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25667 PR rtl-optimization/34808
25668 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25670 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25672 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25675 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25677 PR rtl-optimization/26854
25678 PR rtl-optimization/34400
25679 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25681 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25682 (df_rd_bb_info.expanded_lr_out): New.
25683 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25684 * loop_iv.c (iv_analysis_loop_init): Ditto.
25685 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25686 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25687 Added code to allocate, initialize or free expanded_lr_out.
25688 (df_rd_bb_local_compute_process_def): Restructured to make
25689 more understandable.
25690 (df_rd_confluence_n): Add code to do nothing with fake edges and
25691 code to no apply invalidate_by_call sets if the sets are being trimmed.
25692 (df_lr_local_finalize): Renamed to df_lr_finalize.
25693 (df_live_local_finalize): Renamed to df_live_finalize.
25695 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25698 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25699 deciding whether to use reciprocal instructions.
25701 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25703 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25704 dwarf2out_note_section_used if cold_text_section is NULL.
25706 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25708 PR gcov-profile/34610
25709 * tree-cfg.c (make_edges): Mark both outgoing edges from
25710 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25711 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25712 from OMP_FOR and OMP_CONTINUE outgoing edges.
25714 * tree-profile.c (tree_profiling): Return early if
25715 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25717 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25718 from cfun to child_cfun.
25719 * function.h (struct function): Add after_tree_profile bit.
25721 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25723 * config/avr/avr.S (_exit): Disable interrupt.
25725 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25726 Steven Bosscher <stevenb.gcc@gmail.com>
25728 PR rtl-optimization/26854
25729 PR rtl-optimization/34400
25730 * df-problems.c (df_live_scratch): New scratch bitmap.
25731 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25732 (df_live_reset): Clear the proper bitmaps.
25733 (df_live_bb_local_compute): Only process the artificial defs once
25734 since the order is not important.
25735 (df_live_init): Init the df_live sets only with the variables
25736 found live by df_lr.
25737 (df_live_transfer_function): Use the df_lr sets to prune the
25738 df_live sets as they are being computed.
25739 (df_live_free): Free df_live_scratch.
25741 2008-01-18 Ian Lance Taylor <iant@google.com>
25743 * common.opt: Add fmerge-debug-strings.
25744 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25745 flag_merge_debug_strings rather than flag_merge_constants.
25746 * doc/invoke.texi (Option Summary): Mention
25747 -fmerge-debug-strings.
25748 (Debugging Options): Document -fmerge-debug-strings.
25750 2008-01-18 Ian Lance Taylor <iant@google.com>
25753 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25754 (struct tree_function_decl): Add new field operator_new_flag.
25755 * tree-inline.c (expand_call_inline): When inlining a call to
25756 operator new, force the return value to go into a variable, and
25757 set DECL_NO_TBAA_P on that variable.
25758 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25760 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25763 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25764 DWARF2_DEBUGGING_INFO.
25765 (dwarf2out_note_section_used): Ditto. Add prototype.
25766 (have_multiple_function_sections, text_section_used,
25767 cold_text_section_used, *cold_text_sections): Move declarations
25770 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25772 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25773 field and add signal_ra.
25774 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25775 assignments to frame state pc. Move end of stack check after
25776 MD_FALLBACK_FRAME_STATE_FOR.
25777 (uw_update_context_1): Use frame state signal_regs if set, instead
25778 of checking signal_frame flag.
25779 (uw_update_context): Use frame state signal_ra if set.
25780 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25781 * config/xtensa/linux-unwind.h: New file.
25783 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25785 * modulo-sched.c (get_sched_window): Fix comment typo.
25787 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25789 PR tree-optimization/34648
25790 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25792 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25794 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25795 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25797 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25799 PR rtl-optimization/34400
25800 * df-core.c (df_worklist_dataflow_overeager,
25801 df_worklist_dataflow_doublequeue): New functions.
25802 (df_worklist_dataflow): Two different worklist solvers.
25803 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25806 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25809 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25810 and ftree-parallelize-loops.
25812 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25814 PR rtl-optimization/34826
25815 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25817 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25819 * global.c (find_reg): Mark the eh regs as used if necessary.
25820 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25821 * ra.h (struct allocno): no_eh_reg field added. Changed
25822 no_stack_reg type to bitfield.
25824 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25826 * tree.c (substitute_in_expr): Add missing 'break'.
25828 2008-01-17 Richard Guenther <rguenther@suse.de>
25830 PR tree-optimization/34825
25831 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25832 x / x as division to handle.
25834 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25836 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25837 "-pthread" is specified.
25838 * pa-hpux11.h (LIB_SPEC): Likewise.
25840 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25841 Peter Bergner <bergner@vnet.ibm.com>
25843 PR rtl-optimization/33796
25844 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25846 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25848 PR libgfortran/34699
25849 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25851 * pa-hpux10.h (LINK_SPEC): Likewise.
25852 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25854 2008-01-16 Richard Guenther <rguenther@suse.de>
25856 PR middle-end/32628
25857 * fold-const.c (fold_convert_const_int_from_int): Do not
25858 set overflow if that occured only because of a sign extension
25859 change when converting from/to a sizetype with the same
25860 precision and signedness.
25862 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25865 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25866 location address to the correct place. Update copyright year.
25868 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25870 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25871 no dependences in the dependence_relations vector.
25873 2008-01-16 Jan Hubicka <jh@suse.cz>
25875 PR rtl-optimization/31396
25876 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25877 * cfg.c (dump_reg_info): Print it.
25878 * regs.h (struct reg_info_t): add freq_calls_crossed.
25879 (REG_FREQ_CALLS_CROSSED): New macro.
25880 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25881 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25882 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25883 regmove_optimize): Update call crossed frequencies.
25884 * local-alloc.c (struct qty): Add freq_calls_crossed.
25885 (alloc_qty): Copute freq_calls_crossed.
25886 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25887 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25888 * ra.h (struct allocno): Add freq_calls_crossed.
25890 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25892 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25893 libgomp when compiling with ftree-parallelize-loops.
25894 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25896 2008-01-16 Richard Guenther <rguenther@suse.de>
25898 PR tree-optimization/34769
25899 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25900 * tree.c (int_cst_value): Instead make this function more
25901 permissive in what it accepts as valid input. Document this
25902 function always sign-extends the value.
25904 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25905 Richard Guenther <rguenther@suse.de>
25908 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25909 (gimple_fold_indirect_ref_rhs): ... this.
25910 (gimple_fold_indirect_ref): New function with foldings
25911 that preserve lvalueness.
25912 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25913 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25914 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25915 to fold an INDIRECT_REF, fall back to the old use of
25916 fold_indirect_ref_1.
25918 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25920 * tree-data-ref.c (subscript_dependence_tester_1): Call
25921 free_conflict_function.
25922 (compute_self_dependence): Same.
25924 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25927 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25928 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25930 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25931 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25932 for DWARF2_UNWIND_INFO targets.
25934 2008-01-16 Richard Guenther <rguenther@suse.de>
25937 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25938 type qualifiers for function types.
25940 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25942 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25943 loop_iterator li from previous commit.
25945 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25947 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25949 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25951 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25952 (parallelize_loops): Don't parallelize irreducible components.
25954 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25957 * c-opts (c_common_post_options): Do not enable CPP
25958 flag_pedantic_errors by default.
25960 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25962 PR rtl-optimization/31944
25963 * cse.c (remove_pseudo_from_table): New function.
25964 (merge_equiv_classes): Use above function to remove pseudo-registers.
25965 (invalidate): Likewise.
25967 2008-01-13 Richard Guenther <rguenther@suse.de>
25969 PR middle-end/34601
25970 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25971 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25973 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25975 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25976 validate_change to unshare the source of the PC set.
25978 2008-01-12 Jan Hubicka <jh@suse.cz>
25980 PR middle-end/32135
25981 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25982 references above array bounds. This might trigger bounds checks for
25983 pointers to arrays.
25985 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25987 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25988 new_replaceable_dependencies.
25990 2008-01-12 Doug Kwan <dougkwan@google.com>
25992 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25993 instead of OPT_Wreturn_type in warning due to ignored return type
25995 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25996 options included in -Wextra.
25997 * c.opt: New option -Wignored_qualifiers.
25998 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25999 -Wignore_qualifiers.
26000 (-Wignored-qualifiers): Document.
26001 (-Wreturn-type): Remove description of functionality now handled
26002 by -Wignored-qualifiers.
26004 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26007 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26008 NOP_EXPR if it is between integral types with the same precision.
26010 2008-01-12 Jan Hubicka <jh@suse.cz>
26013 * invoke.texi (max-inline-recursive-depth): Fix default value.
26015 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26017 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26020 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26022 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26024 2008-01-11 James E. Wilson <wilson@specifix.com>
26027 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26029 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26031 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26032 save/restore frame pointer register and don't use 'call-prologues'
26033 optimization in function with "OS_task" attribute.
26035 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26037 PR middle-end/31309
26038 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26039 when copying to memory.
26041 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26043 PR rtl-optimization/30905
26044 * cfgcleanup.c: Include dce.h
26045 (crossjumps_occured): New global variable.
26046 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26047 If something changed, set crossjumps_occured to true.
26048 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26049 Don't add/remove fake edges to exit here...
26050 (cleanup_cfg): ...but do it here, when crossjumping.
26051 Run a fast DCE when successful crossjumps occured in the latest
26052 iteration of try_optimize_cfg.
26054 2008-01-11 Richard Guenther <rguenther@suse.de>
26056 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26057 (struct vn_unary_op_s): Likewise.
26058 (vn_reference_insert): Free old reference on hash collision.
26060 2008-01-10 Raksit Ashok <raksit@google.com>
26062 PR rtl-optimization/27971
26063 * combine.c (find_split_point): Split PLUS expressions which are
26064 inside a MEM rtx, and whose first operand is complex.
26066 2008-01-10 DJ Delorie <dj@redhat.com>
26068 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26069 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26070 (m32c_hard_regno_ok): Call the underlying function.
26072 2008-01-10 Richard Guenther <rguenther@suse.de>
26074 PR middle-end/34683
26075 * tree-cfg.c (tree_merge_blocks): Do not go through the
26076 full-blown folding and stmt updating path if we just deal
26077 with virtual operands.
26078 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26079 test for abnormal SSA_NAMEs.
26081 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26083 PR middle-end/34641
26084 * reload.c (push_reload): Add assertions. All constants from
26085 reg_equiv_constant should have been used for replacing the respective
26087 (find_reloads_address): Invoke find_reloads_address_part for
26088 constant taken from the reg_equiv_constant array.
26090 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26092 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26093 field (valnum) the first in the struct. Replace bools with
26096 2008-01-10 Richard Guenther <rguenther@suse.de>
26098 PR tree-optimization/34651
26099 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26100 types and ordering for masking and converting.
26102 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26104 PR tree-optimization/34017
26105 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26106 also for PHI_NODE expressions.
26108 2008-01-09 Jan Hubicka <jh@suse.cz>
26110 PR tree-optimization/34708
26111 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26112 based on number of case labels.
26113 (init_inline_once): Remove switch_cost.
26114 * tree-inline.h (eni_weights_d): Remove switch_cost.
26116 2008-01-09 Richard Guenther <rguenther@suse.de>
26117 Andrew Pinski <andrew_pinski@playstation.sony.com>
26119 PR middle-end/30132
26120 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26121 temporary if an rvalue is ok or an lvalue is not required.
26123 2008-01-09 Richard Guenther <rguenther@suse.de>
26125 PR middle-end/34458
26126 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26127 adjust return type.
26129 2008-01-09 Richard Guenther <rguenther@suse.de>
26131 PR middle-end/34679
26132 * tree.c (host_integerp): Check for sizetype only if the
26133 type is an integer type.
26135 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26138 * opts.c (decode_options): Disable inlining of functions called
26139 once if not in unit-at-a-time mode.
26141 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26143 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26145 2008-01-08 Richard Guenther <rguenther@suse.de>
26147 PR middle-end/31863
26148 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26149 out early if the result will be unused.
26151 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26156 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26157 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26160 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26162 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26163 for vectorization tuned.
26165 2008-01-08 Richard Guenther <rguenther@suse.de>
26167 PR tree-optimization/34683
26168 * tree-ssa-operands.c (operand_build_cmp): Export.
26169 * tree-ssa-operands.h (operand_build_cmp): Declare.
26170 * tree-vn.c (vuses_compare): Remove.
26171 (sort_vuses): Use operand_build_cmp.
26172 (sort_vuses_heap): Likewise.
26173 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26174 to re-use old VEC if available. Do not sort already sorted VUSEs.
26175 (vdefs_to_vec): Do not sort already sorted VDEFs.
26177 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26179 PR middle-end/34694
26180 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26182 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26185 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26186 limitations of reciprocal sequences on x86 targets.
26188 2008-01-08 Richard Guenther <rguenther@suse.de>
26190 PR tree-optimization/34683
26191 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26193 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26196 * config/darwin.c (darwin_mergeable_string_section): Don't use
26197 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26199 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26202 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26203 negxf2. Macroize expander using X87MODEF mode iterator. Change
26204 predicates of op0 and op1 to register_operand.
26205 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26206 expander using X87MODEF mode iterator. Change predicates of
26207 op0 and op1 to register_operand.
26208 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26209 corresponding patterns and macroize using MODEF macro. Change
26210 predicates of op0 and op1 to register_operand and remove
26211 "m" constraint. Disparage "r" alternative with "!".
26212 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26213 macroize using X87MODEF macro. Change predicates of op0 and op1
26214 to register_operand and remove "m" constraint. Disparage "r"
26215 alternative with "!".
26216 (absneg splitter with memory operands): Remove.
26217 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26218 patterns and macroize using X87MODEF mode iterator.
26219 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26220 Change predicate of op1 to register_operand.
26221 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26222 for memory operands.
26224 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26226 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26228 2008-01-07 Richard Guenther <rguenther@suse.de>
26230 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26233 2008-01-07 Richard Guenther <rguenther@suse.de>
26235 PR tree-optimization/34683
26236 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26237 VOPs of the needed size to save memory. Use VEC_quick_push
26238 to save compile-time.
26239 (vdefs_to_vec): Likewise.
26241 2008-01-07 Sa Liu <saliu@de.ibm.com>
26243 * config/spu/spu.md (divdf3): Genetate inline code for double
26244 division. The implementation doesn't handle INF or NAN, therefore it
26245 only applies when -ffinite-math-only is given.
26247 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26250 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26251 * doc/cpp.texi ([Common Predefined Macros]): Document.
26253 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26255 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26256 order to use commutative addition instead of subtraction.
26258 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26259 Mircea Namolaru <namolaru@il.ibm.com>
26260 Vladimir Yanovsky <yanov@il.ibm.com>
26261 Revital Eres <eres@il.ibm.com>
26263 PR tree-optimization/34263
26264 * tree-outof-ssa.c (process_single_block_loop_latch,
26265 contains_tree_r): New functions.
26266 (analyze_edges_for_bb): Call process_single_block_loop_latch
26267 function to empty single-basic-block latch block if possible.
26269 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26271 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26273 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26275 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26277 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26279 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26281 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26283 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26285 PR tree-optimization/34618
26286 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26289 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26292 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26293 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26294 Update copyright year.
26296 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26297 Update copyright year.
26298 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26301 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26303 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26304 edge does not point to current bb before changing need_assert.
26306 2008-01-04 Richard Guenther <rguenther@suse.de>
26308 PR middle-end/34029
26309 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26310 for verifying purposes if they are is_gimple_min_invariant.
26312 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26314 PR tree-optimization/34448
26315 PR tree-optimization/34465
26316 * gimplify.c (gimplify_init_constructor): Add new parameter
26317 notify_temp_creation. Use it.
26318 (gimplify_modify_expr_rhs): Take volatiles into account when
26319 optimizing constructors.
26320 Do not optimize constructors if gimplify_init_constructor will dump to
26322 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26323 * gcc.c-torture/compile/pr34448.c: New.
26325 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26327 PR gcov-profile/34609
26328 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26329 return_slot if result is TREE_ADDRESSABLE.
26331 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26333 * config/mips/mips.md (sqrt_condition): Tweak comment.
26334 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26336 2008-01-03 Tom Tromey <tromey@redhat.com>
26339 * c-common.c (c_type_hash): Handle VLAs.
26341 2008-01-03 Jan Hubicka <jh@suse.cz>
26343 PR tree-optimization/31081
26344 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26345 0 when inlining and not inlining to first basic block.
26346 (remap_decl): When var is initialized to 0, don't set default_def.
26347 (expand_call_inline): Set entry_bb.
26348 * tree-inline.h (copy_body_data): Add entry_bb.
26350 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26353 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26356 PR tree-optimization/29484
26357 * tree-inline.c (inline_forbidden_p_2): New function.
26358 (inline_forbidden_p): Disallow inlining if some static var
26359 has an address of a local LABEL_DECL in its initializer.
26360 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26363 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26365 PR tree-optimization/34635
26366 * tree-data-ref.c (add_other_self_distances): Make sure that the
26367 evolution step is constant.
26369 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26371 PR middle-end/34608
26372 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26374 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26376 * tree-sra.c (scalarize_init): Insert the generate_element_init
26377 statements after the generate_element_zero statements.
26379 2008-01-02 Richard Guenther <rguenther@suse.de>
26381 PR middle-end/34093
26382 PR middle-end/31976
26383 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26384 for very large number of operands instead of ICEing.
26386 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26389 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26390 while stack probing.
26392 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26394 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26397 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26399 PR libmudflap/26442
26400 * tree-mudflap.c (mx_register_decls): Guard warning by
26401 !DECL_ARTIFICIAL check.
26403 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26405 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26406 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26407 sse5_perm<mode>): Fix constraints.